1 2010-04-30 Jan Hubicka <jh@suse.cz>
3 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with varpool.
4 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
6 2010-04-30 Jan Hubicka <jh@suse.cz>
8 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): New.
9 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
10 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
11 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
12 cgraph_node_set_needs_ltrans_p): Remove.
14 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
16 * sdbout.c: Include vec.h, do not include varray.h.
17 (deferred_global_decls, sdbout_global_decl,
18 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
19 * toplev.c: Do not include varray.h.
20 (dump_memory_report): Do not dump VARRAY statistics.
21 * gengtype.c (open_base_file): Ignore varray.h.
22 * Makefile.in: Update for abovementioned changes.
23 Remove all traces of varray.c and varray.h.
24 * varray.c: Remove file.
25 * varray.h: Remove file.
27 2010-04-30 Jan Hubicka <jh@suse.cz>
29 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
32 2010-04-30 Jan Hubicka <jh@suse.cz>
34 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
37 2010-04-30 Richard Guenther <rguenther@suse.de>
39 * tree-ssa-structalias.c (get_constraint_for_1): Generate
40 constraints for CONSTRUCTOR.
42 2010-04-30 Richard Guenther <rguenther@suse.de>
45 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
46 first after all lowering passes.
48 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
50 * toplev.c: Include varray.h for statistics dumping.
51 * tree.h: Do not declare varray_head_tag.
52 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
53 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
54 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
55 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
56 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
57 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
58 c-common.c, c-common.h, reg-stack.c, basic-block.h,
59 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
61 * Makefile.in: Update for abovementioned changes.
63 2010-04-30 Jakub Jelinek <jakub@redhat.com>
66 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
68 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
70 * config/picochip/picochip.c (picochip_legitimize_address): Define.
71 Use this function to do machine-specific conversion.
72 (picochip_legitimize_reload_address): Likewise.
73 (picochip_legitimate_address_p): Check valid base register only if
75 (picochip_check_conditional_copy): Check for modw only if opnd is
77 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
78 to call the function in c.
79 * config/picochip/picochip-protos.h
80 (picochip_legitimize_reload_address): Define.
81 * config/picochip/picochip.md (supported_compare1): Define.
83 2010-04-30 Jan Hubicka <jh@suse.cz>
85 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
86 (cgraph_global_info): Remove inlined.
87 (LTO_cgraph_tag_names): Remove.
88 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
89 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
90 simplify cgraph tags and document.
91 (lto_output_node): Use only LTO_cgraph_unavail_node and
92 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
93 for_functions_valid, global info, process and output
95 (input_overwrite_node): Initialize estimated stack size and
97 Do not read flags we no longer store.
98 (input_node): Likewise do not read info no longer stored.
99 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
102 2010-04-30 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/43879
105 * tree-ssa-structalias.c (get_constraint_for_1): Properly
106 handle non-zero initializers.
108 2010-04-30 Richard Guenther <rguenther@suse.de>
110 * builtins.c (fold_builtin_1): Delete free (0).
112 2010-04-29 Jan Hubicka <jh@suse.cz>
114 * gengtype.c (open_base_files): Add lto-streamer.h
115 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
116 (pass_ipa_cp): GGC collect.
117 * toplev. (compile_file): Do not output symbols.
118 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
119 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
120 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
121 * lto-section-in.c: Include ggc.h
122 (lto_new_in_decl_state): Alloc in GGC.
123 (lto_delete_in_decl_state): Likewise.
124 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
126 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
129 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
130 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
131 (HONOR_REG_ALLOC_ORDER): Describe new macro.
132 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
133 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
134 account only if HONOR_REG_ALLOC_ORDER is not defined.
135 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
136 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
138 2010-04-29 Jon Grant <04@jguk.org>
140 * collect2.c (vflag): Change type from int to bool.
142 (helpflag): New global bool.
143 (main): Set vflag and debug with boolean, not integer truth
144 values. Accept new "--help" option and output usage text if
146 * collect2.h (vflag): Update prototype.
149 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
152 * plugin.h (flag_plugin_added): Moved out of
153 invoke_plugin_callbacks.
155 2010-04-29 Richard Guenther <rguenther@suse.de>
158 * plugin.h (invoke_plugin_callbacks): Annotate arguments
159 with ATTRIBUTE_UNUSED.
161 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
164 * config/i386/i386.c (get_some_local_dynamic_name): Replace
165 INSN_P with NONDEBUG_INSN_P.
166 (distance_non_agu_define): Likewise.
167 (distance_agu_use): Likewise.
169 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
171 From Dominique d'Humieres <dominiq@lps.ens.fr>
173 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
176 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
178 * plugin.h (invoke_plugin_callbacks): New inline function.
179 * plugin.c (flag_plugin_added): New global flag.
180 (add_new_plugin): Initialize above flag.
181 (invoke_plugin_callbacks): Rename to ...
182 (invoke_plugin_callbacks_full): ... this.
184 2010-04-28 Jan Hubicka <jh@suse.cz>
186 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
187 (lto_varpool_replace_node): New.
188 (lto_symtab_resolve_symbols): Resolve varpool nodes.
189 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
190 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
191 * cgraph.h (varpool_node_ptr): New type.
192 (varpool_node_ptr): New vector.
193 (varpool_node_set_def): New structure.
194 (varpool_node_set): New type.
195 (varpool_node_set): New vector.
196 (varpool_node_set_element_def): New structure.
197 (varpool_node_set_element, const_varpool_node_set_element): New types.
198 (varpool_node_set_iterator): New type.
199 (varpool_node): Add prev pointers, add used_from_other_partition,
201 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
202 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
203 varpool_get_node, varpool_remove_node): Declare.
204 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
205 varpool_node_set_size): New inlines.
206 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
207 * tree-pass.h (varpool_node_set_def): Forward declare.
208 (ipa_opt_pass_d): Summary writting takes vnode sets too.
209 (ipa_write_optimization_summaries): Update prototype.
210 * ipa-cp.c (ipcp_write_summary): Update.
211 * ipa-reference.c (ipa_reference_write_summary): Update.
212 * lto-cgraph.c (lto_output_varpool_node): New static function.
213 (output_varpool): New function.
214 (input_varpool_node): New static function.
215 (input_varpool_1): New function.
216 (input_cgraph): Input varpool.
217 * ipa-pure-const.c (pure_const_write_summary): Update.
218 * lto-streamer-out.c (lto_output): Update, output varpool too.
219 (write_global_stream): Kill WPA hack.
220 (produce_asm_for_decls): Update.
221 (output_alias_pair_p): Handle variables.
222 (output_unreferenced_globals): Output only needed partition of varpool.
223 * ipa-inline.c (inline_write_summary): Update.
224 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
225 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
226 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
227 varpool_node_set_new, varpool_node_set_add,
228 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
229 debug_varpool_node_set): New functions.
230 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
231 (execute_one_pass): Process new decls too.
232 (ipa_write_summaries_2): Pass around vsets.
233 (ipa_write_summaries_1): Likewise.
234 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
236 (ipa_write_optimization_summaries_1): Pass around vsets.
237 (ipa_write_optimization_summaries): Likewise.
238 * varpool.c (varpool_get_node): New.
239 (varpool_node): Update doubly linked lists.
240 (varpool_remove_node): New.
241 (dump_varpool_node): More dumping.
242 (varpool_enqueue_needed_node): Update doubly linked lists.
243 (decide_is_variable_needed): Kill ltrans hack.
244 (varpool_finalize_decl): Kill lto hack.
245 (varpool_assemble_decl): Skip decls in other partitions.
246 (varpool_assemble_pending_decls): Update doubly linkes lists.
247 (varpool_empty_needed_queue): Likewise.
248 (varpool_extra_name_alias): Likewise.
249 * lto-streamer.c (lto_get_section_name): Add vars section.
250 * lto-streamer.h (lto_section_type): Update.
251 (output_varpool, input_varpool): Declare.
253 2010-04-28 Mike Stump <mikestump@comcast.net>
255 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
257 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
259 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
260 record or union type with RECORD_OR_UNION_TYPE_P predicate.
261 (lto_input_ts_type_tree_pointers): Likewise.
262 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
263 (lto_output_ts_type_tree_pointers): Likewise.
265 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
267 Uniquization of constants at the Tree level
268 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
269 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
271 (tree_output_constant_def): Declare.
272 * gimplify.c (gimplify_init_constructor): When using block copy, first
273 uniquize the constant constructor on the RHS.
274 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
275 DECL_IN_CONSTANT_POOL flag.
276 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
277 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
279 (assemble_variable): Deal with symbols belonging to the tree constant
281 (get_constant_section): Add ALIGN parameter and simplify.
282 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
283 (assemble_constant_contents): Use the expression of the VAR_DECL.
284 (output_constant_def_contents): Use the alignment of the VAR_DECL.
285 (tree_output_constant_def): New global function.
286 (mark_constant): Use the expression of the VAR_DECL.
287 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
289 (output_object_block): Likewise and assemble the expression.
291 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
293 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
294 hash_tree, eq_tree): New tree hash table.
295 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
296 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
297 lto_orig_address_remove): Reimplement.
299 2010-04-28 Xinliang David Li <davidxl@google.com>
302 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
303 (compute_uninit_opnds_pos): New function.
304 (is_non_loop_exit_postdominating): New function.
305 (compute_control_dep_chain): New function.
306 (find_pdom): New function.
307 (convert_control_dep_chain_into_preds): New function.
308 (find_predicates): New function.
309 (find_control_equiv_block): New function.
310 (collect_phi_def_edges): New function.
311 (find_def_preds): New function.
312 (find_dom): New function.
313 (dump_predicates): New function.
314 (get_cmp_code): New function.
315 (is_value_included_in): New function.
316 (find_matching_predicate_in_rest_chains): New function.
317 (use_pred_not_overlap_with_undef_path_pred): New function.
318 (is_use_properly_guarded): New function.
319 (normalize_cond_1): New function.
320 (is_and_or_or): New function.
321 (normalize_cond): New function.
322 (is_gcond_subset_of): New function.
323 (is_subset_of_any): New function.
324 (is_or_set_subset_of): New function.
325 (is_and_set_subset_of): New function.
326 (is_norm_cond_subset_of): New function.
327 (is_pred_expr_subset_of): New function.
328 (is_pred_chain_subset_of): New function.
329 (is_included_in): New function.
330 (is_superset_of): New function.
331 (find_uninit_use): New function.
332 (warn_uninitialized_phi): New function.
333 (compute_possibly_undefined_names): New function.
334 (ssa_undefined_value_p): New function.
335 (execute_late_warn_uninitialized): New function.
336 * tree-ssa.c (ssa_undefined_value_p): Removed.
337 (warn_uninit): Changed to extern.
338 (warn_uninitialized_phi): Removed.
339 (warn_uninitialized_vars): Changed to extern.
340 (execute_late_warn_uninitialized): Removed
341 * tree-flow.h: Add new prototypes.
342 * timevar.def: Add new time variable.
343 * Makefile.in: Add new build file.
345 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
347 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
350 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
353 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
355 2010-04-28 Martin Jambor <mjambor@suse.cz>
357 * cgraph.h (struct cgraph_node): New field indirect_calls.
358 (struct cgraph_indirect_call_info): New type.
359 (struct cgraph_edge): Removed field indirect_call. New fields
360 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
361 (cgraph_create_indirect_edge): Declare.
362 (cgraph_make_edge_direct): Likewise.
363 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
364 * ipa-prop.h (struct ipa_param_call_note): Removed.
365 (struct ipa_node_params): Removed field param_calls.
366 (ipa_create_all_structures_for_iinln): Declare.
367 * cgraph.c: Described indirect edges and uids in initial comment.
368 (cgraph_add_edge_to_call_site_hash): New function.
369 (cgraph_edge): Search also among the indirect edges, use
370 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
371 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
372 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
374 (initialize_inline_failed): Assign a reason to indirect edges.
375 (cgraph_create_edge_1): New function.
376 (cgraph_create_edge): Moved some functionality to
377 cgraph_create_edge_1.
378 (cgraph_create_indirect_edge): New function.
379 (cgraph_edge_remove_callee): Add an assert checking for
381 (cgraph_edge_remove_caller): Special-case indirect edges.
382 (cgraph_remove_edge): Likewise.
383 (cgraph_set_edge_callee): New function.
384 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
385 (cgraph_make_edge_direct): New function.
386 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
387 the declaration of the call statement matches.
388 (cgraph_node_remove_callees): Special-case indirect edges.
389 (cgraph_clone_edge): Likewise.
390 (cgraph_clone_node): Clone also the indirect edges.
391 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
392 indirect_call, dump count of indirect_calls edges.
393 * ipa-prop.c (iinlining_processed_edges): New variable.
394 (ipa_note_param_call): Create indirect edges instead of
395 creating notes. New parameter node.
396 (ipa_analyze_call_uses): New parameter node, pass it on to
398 (ipa_analyze_stmt_uses): Likewise.
399 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
400 (print_edge_addition_message): Work on edges rather than on notes.
401 (update_call_notes_after_inlining): Likewise, renamed to
402 update_indirect_edges_after_inlining.
403 (ipa_create_all_structures_for_iinln): New function.
404 (ipa_free_node_params_substructures): Do not free notes.
405 (ipa_edge_duplication_hook): Propagate bits within
406 iinlining_processed_edges bitmap.
407 (ipa_node_duplication_hook): Do not duplicate notes.
408 (free_all_ipa_structures_after_ipa_cp): Renamed to
409 ipa_free_all_structures_after_ipa_cp.
410 (free_all_ipa_structures_after_iinln): Renamed to
411 ipa_free_all_structures_after_iinln.g
412 (ipa_write_param_call_note): Removed.
413 (ipa_read_param_call_note): Removed.
414 (ipa_write_indirect_edge_info): New function.
415 (ipa_read_indirect_edge_info): Likewise.
416 (ipa_write_node_info): Do not stream notes, do stream information
418 (ipa_read_node_info): Likewise.
419 (lto_ipa_fixup_call_notes): Removed.
420 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
421 * ipa-inline.c (pass_ipa_inline): Likewise.
422 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
423 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
424 * tree-inline.c (copy_bb): Removed an unnecessary double check for
426 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
428 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
429 (output_cgraph): Stream also indirect edges.
430 (lto_output_edge): Added capability to stream indirect edges.
431 (input_edge): Likewise.
432 (input_cgraph_1): Likewise.
433 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
436 2010-04-28 Richard Guenther <rguenther@suse.de>
438 PR tree-optimization/43879
439 PR tree-optimization/43909
440 * tree-ssa-structalias.c (struct variable_info): Add
441 only_restrict_pointers flag.
442 (new_var_info): Initialize it. Increment stats.total_vars here.
443 (create_function_info_for): Do not increment stats.total_vars
445 (get_function_part_constraint): Fix build with C++.
446 (insert_into_field_list): Remove.
447 (push_fields_onto_fieldstack): Properly merge fields.
448 (create_variable_info_for): Split and simplify.
449 (create_variable_info_for_1): New piece.
450 (intra_create_variable_infos): Properly make restrict constraints
453 2010-04-28 Richard Guenther <rguenther@suse.de>
456 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
459 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
460 Jan Hubicka <hubicka@ucw.cz>
462 * doc/invoke.texi (-Wsuggest-attribute=const,
463 -Wsuggest-attribute=pure): Document.
464 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
465 (function_always_visible_to_compiler_p,
466 suggest_attribute, warn_function_pure, warn_function_const):
468 (check_call): Improve debug info.
469 (analyze_function): Do not check availability.
470 (add_new_function): Check availability.
471 (propagate): Output warnings.
472 (skip_function_for_local_pure_const): New function.
473 (local_pure_const): Use it; output warnings.
474 * common.opt (Wsuggest-attribute=const,
475 Wsuggest-attribute=pure): New.
477 2010-04-27 Jakub Jelinek <jakub@redhat.com>
479 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
480 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
481 or DW_CFA_def_cfa_offset{,_sf}.
483 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
485 * tree.h: Fix truncated long macros.
487 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
489 * collect2.c (TARGET_64BIT): Redefine to target's default.
491 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
492 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
493 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
494 for underscoring __USER_LABEL_PREFIX__.
495 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
496 (SUB_LINK_ENTRY32): New.
497 (SUB_LINK_ENTRY64): New.
498 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
499 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
500 (SUB_LINK_ENTRY64): New.
501 (SUB_LINK_ENTRY): New.
502 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
503 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
504 x64 target is choosen.
505 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
506 * configure: Regenerated.
507 * configure.ac (leading-mingw64-underscores): Option added.
509 2010-04-27 Jan Hubicka <jh@suse.cz>
511 * doc/invoke.texi (-fipa-profile): Document.
512 * opts.c (decode_options): Enable ipa-profile at -O1.
513 * timevar.def (TV_IPA_PROFILE): Define.
514 * common.opt (fipa-profile): Add.
515 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
517 (cgraph_propagate_frequency): Handle only local ones.
518 * tree-pass.h (pass_ipa_profile): Declare.
519 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
520 (pass_ipa_profile): Use TV_IPA_PROFILE.
521 * ipa.c (ipa_profile): New function.
522 (gate_ipa_profile): Likewise.
523 (pass_ipa_profile): New global variable.
524 * passes.c (pass_ipa_profile): New.
526 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
528 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
530 2010-04-27 Martin Jambor <mjambor@suse.cz>
533 * ipa.c (dissolve_same_comdat_group_list): New function.
534 (function_and_variable_visibility): Call
535 dissolve_same_comdat_group_list when comdat group contains external or
537 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
538 lists are circular and that they contain only DECL_ONE_ONLY nodes.
540 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
542 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
543 (const_hash_1) <VECTOR_CST>: New case.
544 (compare_constant) <VECTOR_CST>: Likewise.
545 <ADDR_EXPR>: Deal with LABEL_REFs.
546 (copy_constant) <VECTOR_CST>: New case.
548 2010-04-27 Jan Hubicka <jh@suse.cz>
550 * cgraph.c (cgraph_propagate_frequency): New function.
551 * cgraph.h (cgraph_propagate_frequency): Declare.
552 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
553 cgraph_propagate_frequency.
555 2010-04-27 Jakub Jelinek <jakub@redhat.com>
557 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
559 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
562 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
563 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
564 here to determine which regs to push and how much stack to reserve.
566 2010-04-27 Jie Zhang <jie@codesourcery.com>
568 * doc/gimple.texi (gimple_statement_with_ops): Remove
569 addresses_taken field.
570 (gimple_statement_with_memory_ops): Likewise.
572 2010-04-27 Jan Hubicka <jh@suse.cz>
574 * tree-inline.c (eni_inlining_weights): Remove.
575 (estimate_num_insns): Special case more builtins.
577 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
580 * c-typeck.c (build_binary_op): Move forward check for comparison
581 pointer with null pointer constant and adjust the diagnostic message.
583 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
586 * configure.ac (gcc_cv_as_section_has_align): Set if installed
587 binutils supports extended .section directive needed by LTO, or
588 warn if older binutils found.
589 (LTO_BINARY_READER): New AC_SUBST'd variable.
590 (LTO_USE_LIBELF): Likewise.
591 * gcc/config.gcc (lto_binary_reader): New target-specific configure
593 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
594 (LTO_USE_LIBELF): Likewise.
595 * configure: Regenerate.
597 * collect2.c (is_elf): Rename from this ...
598 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
599 object files in addition to ELF-formatted ones.
600 (scan_prog_file): Caller updated. Also allow for LTO info marker
601 symbol to be prefixed or not by an extra underscore.
603 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
604 * config/i386/winnt.c: Also #include lto-streamer.h
605 (i386_pe_asm_named_section): Specify 1-byte section alignment for
607 (i386_pe_asm_output_aligned_decl_common): Add comment.
608 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
610 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
613 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
614 Add missing earlyclobber for second alternative.
616 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
618 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
619 bits for artificial defs at the top of the block.
620 * fwprop.c (single_def_use_enter_block): Don't call it.
622 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
625 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
626 instead of "$gcc_cv_objdump -T".
627 Use "-undefined dynamic_lookup" on darwin.
628 * gcc/configure: Regenerate.
630 2010-04-26 Jakub Jelinek <jakub@redhat.com>
633 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
635 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
637 * c-parser.c (struct c_token): Move location field up.
638 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
639 (struct c_declspecs): Convert typespec_word, storage_class, and
640 default_int_p into bitfields.
641 (struct c_declarator): Move loc field up.
643 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
645 * cfgloop.h (struct loop): Move can_be_parallel field up.
646 * ipa-prop.h (struct ip_node_params): Move bitfields up.
647 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
649 (struct iv_cand): Convert pos field into a bitfield.
650 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
652 (struct _stmt_vec_info): Shuffle fields for better packing.
654 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
656 * varasm.c (IN_NAMED_SECTION): Remove guard.
657 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
658 (IN_NAMED_SECTION_P): ...this.
659 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
660 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
662 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
664 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
665 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
666 of shadowing it. Fix comments.
668 2010-04-26 Jan Hubicka <jh@suse.cz>
670 * cgraph.c (cgraph_create_node): Set node frequency to normal.
671 (cgraph_clone_node): Copy function frequency.
672 * cgraph.h (node_frequency): New enum
673 (struct cgraph_node): Add.
674 * final.c (rest_of_clean_state): Update.
675 * lto-cgraph.c (lto_output_node): Output node frequency.
676 (input_overwrite_node): Input node frequency.
677 * tre-ssa-loop-ivopts (computation_cost): Update.
678 * lto-streamer-out.c (output_function): Do not output function
680 * predict.c (maybe_hot_frequency_p): Update and handle functions
682 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
684 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
685 (compute_function_frequency): Set noreturn functions to be executed
687 (choose_function_section): Update.
688 * lto-streamer-in.c (input_function): Do not input function frequency.
689 * function.c (allocate_struct_function): Do not initialize function
691 * function.h (function_frequency): Remove.
692 (struct function): Remove function frequency.
693 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
694 (try_update): Update.
695 * tree-inline.c (initialize_cfun): Do not update function frequency.
696 * passes.c (pass_init_dump_file): Update.
697 * i386.c (ix86_compute_frame_layout): Update.
698 (ix86_pad_returns): Update.
700 2010-04-26 Jie Zhang <jie@codesourcery.com>
702 PR tree-optimization/43833
703 * tree-vrp.c (range_int_cst_p): New.
704 (range_int_cst_singleton_p): New.
705 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
706 when both operands are constants. Use range_int_cst_p in
709 2010-04-26 Jan Hubicka <jh@suse.cz>
711 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
713 2010-04-26 Richard Guenther <rguenther@suse.de>
716 * gimple.c (gimple_decl_printable_name): Deal gracefully
717 with a NULL DECL_NAME.
719 2010-04-26 Richard Guenther <rguenther@suse.de>
722 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
723 if emitting debug information and it is either a function
726 2010-04-26 Ira Rosen <irar@il.ibm.com>
728 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
729 determine if the statement is vectorizable, and a macro to access it.
730 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
731 Skip statements that can't be vectorized. If the analysis fails,
732 mark the statement as unvectorizable if vectorizing basic block.
733 (vect_compute_data_refs_alignment): Likewise.
734 (vect_verify_datarefs_alignment): Skip statements marked as
735 unvectorizable. Add print.
736 (vect_analyze_group_access): Skip statements that can't be
737 vectorized. If the analysis fails, mark the statement as
738 unvectorizable if vectorizing basic block.
739 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
740 * tree-vect-stmts.c (vectorizable_store): Fix the number of
741 generated stmts for SLP.
742 (new_stmt_vec_info): Initialize the new field.
743 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
744 statements marked as unvectorizable.
746 2010-04-25 Joseph Myers <joseph@codesourcery.com>
748 * c-common.c (flag_isoc1x): New.
749 (flag_isoc99): Update comment.
750 * c-common.h (flag_isoc1x): New.
751 (flag_isoc99): Update comment.
752 * c-cppbuiltin.c (builtin_define_float_constants): Also define
753 __<type>_DECIMAL_DIG__.
754 * c-opts.c (set_std_c1x): New.
755 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
756 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
757 * c.opt (-std=c1x, -std=gnu1x): New options.
758 * doc/cpp.texi: Mention -std=c1x.
759 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
760 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
761 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
762 * doc/standards.texi: Mention C1X.
763 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
764 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
765 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
768 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/gmon-sol2.c (_mcleanup): Change format string
771 placeholder from 0x%x to %#x.
772 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
773 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
774 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
775 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
776 * config/i386/i386.c (ix86_target_string): Ditto.
777 (output_pic_addr_const): Ditto.
778 (print_operand): Ditto.
780 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
782 * combine.c (find_split_point): Add third argument. Use it
783 to find nested multiply-accumulate instructions. Adjust calls.
784 (try_combine): Adjust call to find_split_point.
786 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
788 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
790 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
792 PR tree-optimization/41442
793 * fold-const.c (merge_truthop_with_opposite_arm): New function.
794 (fold_binary_loc): Call it.
796 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
798 * toplev.c (general_init): Set default for fdiagnostics-show-option.
799 * opts.c (common_handle_option): Allow disabling it.
800 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
802 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
804 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
805 between modes if both types are integral.
807 2010-04-23 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/43572
810 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
812 2010-04-23 Richard Guenther <rguenther@suse.de>
815 * tree-inline.c (tree_can_inline_p): Also check compatibility
818 2010-04-23 Martin Jambor <mjambor@suse.cz>
820 PR tree-optimization/43846
821 * tree-sra.c (struct access): New flag grp_assignment_read.
822 (build_accesses_from_assign): Set grp_assignment_read.
823 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
824 (enum mark_read_status): New type.
825 (analyze_access_subtree): Propagate grp_assignment_read, create
826 accesses also if both direct_read and root->grp_assignment_read.
828 2010-04-23 Martin Jambor <mjambor@suse.cz>
831 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
832 function does not have type attributes.
834 2010-04-23 Richard Guenther <rguenther@suse.de>
837 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
840 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
842 * sese.h (create_if_region_on_edge): Remove.
844 * sese.c (create_if_region_on_edge): Make static.
846 * tree-inline.c: Do not include ggc.h.
848 * expr.c: Do not include ggc.h.
850 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
853 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
856 * config/sh/sh.c (find_barrier): Don't emit a constant pool
857 in the middle of insns for casesi_worker_2.
859 2010-04-22 David Edelsohn <edelsohn@gnu.org>
861 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
863 2010-04-22 Ira Rosen <irar@il.ibm.com>
865 PR tree-optimization/43842
866 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
867 loop unrolling in update of exit phis. Fix comment.
868 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
869 least two reduction statements in the loop before starting SLP
872 2010-04-22 Nick Clifton <nickc@redhat.com>
874 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
876 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
878 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
881 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
883 * tree-parloops.c (loop_parallel_p): New argument
884 parloop_obstack. Pass it down.
885 (parallelize_loops): New variable parloop_obstack. Initialize it,
886 pass it down, free it.
888 * tree-loop-linear.c (linear_transform_loops): Pass down
891 * tree-data-ref.h (lambda_compute_access_matrices): New argument
892 of type struct obstack *.
894 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
895 scratch_obstack. Initialize it, pass down, free it.
897 * lambda.h (lambda_loop_new): Remove.
898 (lambda_matrix_new, lambda_matrix_inverse)
899 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
900 argument of type struct obstack *.
902 * lambda-trans.c (lambda_trans_matrix_new): New argument
903 lambda_obstack. Pass it down, use obstack allocation for ret.
904 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
907 * lambda-mat.c (lambda_matrix_get_column)
908 (lambda_matrix_project_to_null): Remove.
909 (lambda_matrix_new): New argument lambda_obstack. Use obstack
911 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
914 * lambda-code.c (lambda_loop_new): New function.
915 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
916 (lambda_compute_auxillary_space, lambda_compute_target_space)
917 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
918 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
919 (build_access_matrix): New argument lambda_obstack. Use obstack
921 (lambda_compute_step_signs, lambda_compute_access_matrices): New
922 argument lambda_obstack. Pass it down.
924 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
926 * optabs.h (expand_widening_mult): Declare.
928 2010-04-22 Richard Guenther <rguenther@suse.de>
930 PR tree-optimization/43845
931 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
932 lookup the CALL_EXPR function and arguments.
934 2010-04-22 Nick Clifton <nickc@redhat.com>
936 * config/stormy16/stormy16.c
937 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
938 * config/stormy16/stormy16.h: Tidy up formatting.
939 (DONT_USE_BUILTIN_SETJMP): Remove definition.
940 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
941 (ineqbranchsi): Delete pattern.
942 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
943 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
944 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
945 stormy16-lib2-ucmpsi2.c.
947 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
949 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
950 df_simulate_find_noclobber_defs as appropriate. Keep track of an
951 extra set merge_set_noclobber, and use it to relax the final test
953 * df.h (df_simulate_find_noclobber_defs): Declare.
954 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
956 (df_simulate_find_noclobber_defs): New function.
958 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
960 * config/i386/i386.md: Use {} around multi-line preparation statements.
962 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
964 * c-tree.h (push_init_level, pop_init_level, set_init_index)
965 (process_init_element): New argument of type struct obstack *.
967 * c-typeck.c (push_init_level, pop_init_level, set_designator)
968 (set_init_index, set_init_label, set_nonincremental_init)
969 (set_nonincremental_init_from_string, find_init_member)
970 (output_init_element, output_pending_init_elements)
971 (process_init_element): New argument braced_init_obstack. Pass it
973 (push_range_stack, add_pending_init): New argument
974 braced_init_obstack. Use obstack allocation.
976 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
977 braced_init_obstack. Pass it down.
978 (c_parser_braced_init): New variables ret, braced_init_obstack.
979 Initialize obstack, pass it down and finally free it.
981 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
984 * tree-pass.h (pass_optimize_widening_mul): Declare.
985 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
986 gate_optimize_widening_mul): New static functions.
987 (pass_optimize_widening_mul): New.
988 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
989 <case MULT_EXPR>: Remove support for widening multiplies.
990 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
991 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
992 simplify_gen_unary rather than directly building extensions.
993 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
995 * expmed.c (expand_widening_mult): New function.
996 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
998 2010-04-21 Jan Hubicka <jh@suse.cz>
1000 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1001 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1002 * lto-wpa-fixup.c: Remove.
1003 * Makefile.in (lto-wpa-fixup.o): Remove.
1004 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1005 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1006 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1008 2010-04-21 Jan Hubicka <jh@suse.cz>
1010 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1011 add write_optimization_summary, read_optimization_summary.
1012 (ipa_write_summaries_of_cgraph_node_set): Remove.
1013 (ipa_write_optimization_summaries): Declare.
1014 (ipa_read_optimization_summaries): Declare.
1015 * ipa-cp.c (pass_ipa_cp): Update.
1016 * ipa-reference.c (pass_ipa_reference): Update.
1017 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1018 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1020 * ipa-inline.c (pass_ipa_inline): Update.
1021 * ipa.c (pass_ipa_whole_program): Update.
1022 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1023 * passes.c (ipa_write_summaries_1): Do not test wpa.
1024 (ipa_write_optimization_summaries_1): New.
1025 (ipa_write_optimization_summaries): New.
1026 (ipa_read_summaries): Do not test ltrans.
1027 (ipa_read_optimization_summaries_1): New.
1028 (ipa_read_optimization_summaries): New.
1030 2010-04-21 Jan Hubicka <jh@suse.cz>
1032 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1034 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1036 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1039 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1040 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1042 2010-04-21 Jan Hubicka <jh@suse.cz>
1044 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1046 2010-04-21 Jan Hubicka <jh@suse.cz>
1048 * varpool.c (decide_is_variable_needed): Variable is always needed
1051 2010-04-21 Jan Hubicka <jh@suse.cz>
1053 * opts.c (decode_options): Enable pure-const pass for whopr.
1055 2010-04-21 Jan Hubicka <jh@suse.cz>
1057 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1058 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1060 (cgraph_decide_inlining): Do not expect callee to be removed in all
1063 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1065 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1067 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1070 amdfam10_decode attributes.
1072 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1075 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1076 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1077 (lower_copyprivate_clauses): Use private var in outer
1078 context instead of original var. Make sure the types
1079 are correct for VLAs.
1081 2010-04-21 Richard Guenther <rguenther@suse.de>
1083 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1084 to non-pointer objects.
1086 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1088 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1089 last chain entry if it starts with the still current label.
1090 (add_location_or_const_value_attribute): Check that
1091 loc_list->first->next is NULL instead of comparing ->first with ->last.
1092 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1093 to add_var_loc_to_decl.
1095 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1096 >= 4 add also address size and segment size fields into CIE header.
1098 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1099 long as address size is the same as sizeof (void *) and
1101 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1102 address size or segment size is unexpected, return DW_EH_PE_omit.
1103 (classify_object_over_fdes): If get_cie_encoding returned
1104 DW_EH_PE_omit, return -1.
1105 (init_object): If classify_object_over_fdes returned -1,
1106 pretend there were no FDEs at all.
1108 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1111 bswap{si,di}2 using SWI48 mode iterator.
1112 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1113 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1114 set modrm attribute of bswap insn to 0 and remove length attribute.
1115 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1116 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1117 set mode attribute to <MODE> and remove length attribute.
1119 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1121 PR rtl-optimization/43520
1122 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1123 zero available registers.
1125 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1127 * builtins.c (fold_builtin_cproj): Fold more cases.
1129 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1131 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1132 (fold_builtin_1): Fold builtin cproj.
1133 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1134 Use ATTR_CONST_NOTHROW_LIST.
1136 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1139 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1140 ffsi2_no_cmove for !TARGET_CMOVE.
1141 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1142 (ffssi2): Remove expander.
1143 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1145 (ctz<mode>2): Ditto from ctz{si,di}2.
1146 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1148 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1151 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1153 * dwarf2out.c (AT_linkage_name): Define.
1154 (clone_as_declaration): Handle DW_AT_linkage_name.
1155 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1156 of DW_AT_MIPS_linkage_name.
1157 (move_linkage_attr): Likewise.
1158 (dwarf2out_finish): Likewise.
1160 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1163 * fold-const.c (fold_comparison): New folding rule.
1165 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1167 * double-int.h (double_int_setbit): Declare.
1168 * double-int.c (double_int_setbit): New function.
1169 * rtl.h (immed_double_int_const): Declare.
1170 * emit-rtl.c (immed_double_int_const): New function.
1171 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1172 and immed_double_int_const functions.
1173 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1174 expand_copysign_bit): (Ditto.).
1175 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1176 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1177 * dojump.c (prefer_and_bit_test): (Ditto.).
1178 * expr.c (convert_modes, reduce_to_bit_field_precision,
1179 const_vector_from_tree): (Ditto.).
1180 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1182 2010-04-20 Jan Hubicka <jh@suse.cz>
1184 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1185 (dump_cgraph_node): Dump new flags.
1186 * cgraph.h (struct cgraph_node): Add flags
1187 reachable_from_other_partition and in_other_partition.
1188 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1189 other partition can not be removed.
1190 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1191 the other partition must be output; silence sanity checking on
1192 leaking functions bodies from other paritition.
1193 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1194 (lto_output_node): Output new flags; do not sanity check that inline
1195 clones are output; drop lto_forced_extern_inline_p code; do not mock
1196 visibility flags at partition boundaries.
1197 (add_node_to): New function.
1198 (output_cgraph): Use it to sort functions so masters appear before
1200 (input_overwrite_node): Input new flags.
1201 * passes.c (ipa_write_summaries): Do not call
1202 lto_new_extern_inline_states.
1203 * lto-section-out.c (forced_extern_inline,
1204 lto_new_extern_inline_states lto_delete_extern_inline_states,
1205 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1206 * lto-streamer.h (lto_new_extern_inline_states,
1207 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1208 lto_forced_extern_inline_p): Kill.
1210 2010-04-20 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1213 from vars that can have pointers.
1214 (process_constraint): Dump useless constraints.
1216 2010-04-20 Richard Guenther <rguenther@suse.de>
1218 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1219 (dump_sa_points_to_info): Remove asserts.
1220 (init_base_vars): nothing_id isn't an escape point nor does it
1223 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1225 * tree.h (TYPE_REF_IS_RVALUE): Define.
1226 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1227 should_move_die_to_comdat, prune_unused_types_walk): Handle
1228 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1229 (modified_type_die, gen_reference_type_die): Emit
1230 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1231 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1233 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1236 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1237 calls for -fpic -m31 if they have been sibcall optimized.
1239 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1241 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1242 ar.lc fixed and call-used.
1244 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1246 2010-04-19 Jan Hubicka <jh@suse.cz>
1248 * opts.c (decode_options): Disable whpr incompatible passes.
1249 * lto/lto.c (lto_1_to_1_map): Skip clones.
1250 (read_cgraph_and_symbols): Do not mark everything as needed.
1251 (do_whole_program_analysis): Do map only after optimizing;
1252 set proper cgraph_state; use passmanager.
1254 2010-04-19 DJ Delorie <dj@redhat.com>
1256 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1257 POINTER_PLUS_EXPR and fix them.
1259 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1261 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1262 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1263 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1264 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1265 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1266 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1267 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1268 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1269 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1270 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1271 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1273 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1275 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1276 (check_cond_move_block): Likewise.
1277 (cond_move_process_if_block): Likewise.
1278 (noce_find_if_block): Improve formatting.
1279 (find_if_header): Pass 0 to memset and tweak conditions.
1280 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1282 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1284 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1288 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1289 with non-local decl doesn't need chain.
1291 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1293 * ira-color.c (allocno_reload_assign): Avoid accumulating
1294 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1296 2010-04-19 Martin Jambor <mjambor@suse.cz>
1298 * gimple.h (create_tmp_reg): Declare.
1299 * gimplify.c (create_tmp_reg): New function.
1300 (gimplify_return_expr): Use create_tmp_reg.
1301 (gimplify_omp_atomic): Likewise.
1302 (gimple_regimplify_operands): Likewise.
1303 * tree-dfa.c (make_rename_temp): Likewise.
1304 * tree-predcom.c (predcom_tmp_var): Likewise.
1305 (reassociate_to_the_same_stmt): Likewise.
1306 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1307 (get_replaced_param_substitute): Likewise.
1308 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1309 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1310 * tree-ssa-pre.c (get_representative_for): Likewise.
1311 (create_expression_by_pieces): Likewise.
1312 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1313 (create_tailcall_accumulator): Likewise.
1315 2010-04-19 Martin Jambor <mjambor@suse.cz>
1317 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1319 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1321 2010-04-19 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/43796
1324 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1325 from SCEV in the lattice.
1326 (vrp_visit_phi_node): Dump change.
1328 2010-04-19 Richard Guenther <rguenther@suse.de>
1330 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1331 * configure: Re-generated.
1333 2010-04-19 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/43783
1336 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1337 constant ARRAY_REF operands two and three if possible.
1339 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1344 2010-04-19 Jie Zhang <jie@codesourcery.com>
1347 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1349 2010-04-19 Ira Rosen <irar@il.ibm.com>
1351 PR tree-optimization/37027
1352 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1353 and macro to access it.
1354 (vectorizable_reduction): Add argument.
1355 (vect_get_slp_defs): Likewise.
1356 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1357 statements for possible use in SLP.
1358 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1359 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1360 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1362 (vectorizable_reduction): Likewise.
1363 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1365 (vectorizable_type_demotion, vectorizable_type_promotion,
1366 vectorizable_store): Likewise.
1367 (vect_analyze_stmt): Update call to vectorizable_reduction.
1368 (vect_transform_stmt): Likewise.
1369 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1370 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1371 from different interleaving chains in same node.
1372 (vect_slp_rearrange_stmts): New function.
1373 (vect_supported_load_permutation_p): Allow load permutations for
1374 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1375 inside SLP nodes if necessary.
1376 (vect_analyze_slp_instance): Handle reductions.
1377 (vect_analyze_slp): Try to build SLP instances originating from groups
1379 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1380 (vect_get_constant_vectors): Create initial vectors for reductions
1381 according to reduction code. Add new argument.
1382 (vect_get_slp_defs): Add new argument, pass it to
1383 vect_get_constant_vectors.
1384 (vect_schedule_slp_instance): Remove SLP tree root statements.
1386 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1388 * tree.h (ENUM_IS_SCOPED): Define.
1389 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1390 for ENUM_IS_SCOPED enums.
1392 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1394 * fold-const.c (fold_comparison): Use ssizetype.
1395 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1396 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1397 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1398 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1400 * tree.h (initialize_sizetypes): Remove parameter.
1401 (build_common_tree_nodes): Remove second parameter.
1402 * stor-layout.c (initialize_sizetypes): Remove parameter.
1403 Always create an unsigned type.
1404 (set_sizetype): Assert that the passed type is unsigned and simplify.
1405 * tree.c (build_common_tree_nodes): Remove second parameter.
1406 Adjust call to initialize_sizetypes.
1407 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1408 build_common_tree_nodes.
1410 2010-04-18 Matthias Klose <doko@ubuntu.com>
1412 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1414 2010-04-18 Ira Rosen <irar@il.ibm.com>
1416 PR tree-optimization/43771
1417 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1418 load permutation doesn't have gaps.
1420 2010-04-18 Jan Hubicka <jh@suse.cz>
1422 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1423 (sse_prologue_save_insn expander): Use new pattern.
1424 (sse_prologue_save_insn1): New pattern and splitter.
1425 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1427 * i386.c (setup_incoming_varargs_64): Do not compute jump
1429 (ix86_gimplify_va_arg): Update alignment needed.
1430 (ix86_local_alignment): Do not align all local arrays to 128bit.
1432 2010-04-17 Jan Hubicka <jh@suse.cz>
1434 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1436 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1438 * arm.md (negdi2): Remove redundant code to force values into a
1441 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1443 * arm/bpabi.S: Add EABI alignment attributes to objects.
1444 * arm/bpabi-v6m.S: Likewise.
1445 * arm/crti.asm: Likewise.
1446 * arm/crtn.asm: Likewise.
1447 * arm/lib1funcs.asm: Likewise.
1448 * arm/libunwind.S: Likewise.
1450 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1452 * arm-protos.h (tune_params): New structure.
1453 * arm.c (current_tune): New variable.
1454 (arm_constant_limit): Delete.
1455 (struct processors): Add pointer to the tune parameters.
1456 (arm_slowmul_tune): New tuning option.
1457 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1458 (all_cores): Adjust to pick up the tuning model.
1459 (arm_constant_limit): New function.
1460 (arm_override_options): Select the appropriate tuning model. Delete
1461 initialization of arm_const_limit.
1462 (arm_split_constant): Use the new constant-limit model.
1463 (arm_rtx_costs): Pick up the current tuning model.
1464 * arm.md (is_strongarm, is_xscale): Delete.
1465 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1466 for Xscale variant architectures.
1467 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1469 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1471 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1473 (arm_rtx_costs_1): Remove unused variable extra_cost.
1474 (arm_unwind_emit_set): Use variable offset.
1475 (thumb1_output_casesi): Remove unused variable flags.
1477 2010-04-16 Jeff Law <law@redhat.com>
1479 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1480 needing assignment rather than doing a two-phase assignment. Remove
1481 unused variable 'm'.
1483 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1486 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1488 2010-04-16 Doug Kwan <dougkwan@google.com>
1490 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1491 (next_operand_entry_id): New static variable.
1492 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1493 (add_to_ops_vec): Assigned unique ID to operand entry.
1494 (struct oecount_s): New field ID.
1495 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1496 (undistribute_ops_list): Assign unique IDs to oecounts.
1497 (init_reassoc): reset next_operand_entry_id.
1499 2010-04-16 Doug Kwan <dougkwan@google.com>
1501 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1502 missing left parenthesis.
1504 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1507 *btdi_rex64 using SWI48 mode iterator.
1508 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1509 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1510 *jcc_btdi_mask_rex64.
1512 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1514 * double-int.h (tree_to_double_int): Convert to macro.
1515 * double-int.c (tree_to_double_int): Remove.
1517 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1520 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1521 with want_address 2 and in case a single element list might be
1522 possible, call it again with want_address 0.
1524 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1526 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1527 case 'W' print operands for HI mode.
1528 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1529 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1530 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1531 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1533 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1535 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1536 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1537 #xx:3 and #xx:4 mode.
1539 * config/h8300/h8300.md (inverted load with HImode dest): Add
1540 support for H8300SX.
1542 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1543 satisfy 'U' constraint.
1545 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1547 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1548 * configure: Regenerate.
1549 * config.in: Regenerate.
1550 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1553 2010-04-16 Richard Guenther <rguenther@suse.de>
1555 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1556 (struct tree_decl_common): ... here.
1557 (DECL_PT_UID): Adjust.
1558 (SET_DECL_PT_UID): Likewise.
1559 (DECL_PT_UID_SET_P): Likewise.
1561 2010-04-16 Richard Guenther <rguenther@suse.de>
1563 PR tree-optimization/43572
1564 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1565 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1566 * tree-flow.h (is_call_clobbered): Remove.
1567 * tree-flow-inline.h (is_call_clobbered): Likewise.
1568 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1569 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1570 (execute_return_slot_opt): Adjust.
1571 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1572 check for call clobbered vars here.
1573 (find_tail_calls): Move tailcall verification to the
1576 2010-04-16 Diego Novillo <dnovillo@google.com>
1578 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1580 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1583 * config/arm/arm.md (cbranchqi4): New pattern.
1584 * config/arm/predicates.md (const0_operand,
1585 cbranchqi4_comparison_operator): New predicates.
1587 2010-04-16 Richard Guenther <rguenther@suse.de>
1589 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1590 (dump_gimple_stmt): Likewise.
1592 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1594 * recog.h (struct recog_data): New field is_operator.
1595 (struct insn_operand_data): New field is_operator.
1596 * recog.c (extract_insn): Set recog_data.is_operator.
1597 * genoutput.c (output_operand_data): Emit code to set the
1599 * reload.c (find_reloads): Use it rather than testing for an
1600 empty constraint string.
1603 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1604 If the previous insn is a cbranchsi4_insn with the same arguments,
1605 omit the compare instruction.
1607 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1608 register, inputs must be low registers and we need a low register
1609 scratch. Handle alternative 2 like alternative 3.
1611 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1613 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1614 don't call get_addr on both. If one expression is a VALUE and
1615 the other a REG, check VALUE's locs if the REG isn't among them.
1617 2010-04-16 Christian Bruel <christian.bruel@st.com>
1619 * config/sh/sh.h (sh_frame_pointer_required): New function.
1620 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1621 (flag_omit_frame_pointer) Set.
1622 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1623 (rounded_frame_size): Adjust size with outgoing_args_size.
1624 (sh_set_return_address): Must return from stack pointer.
1625 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1626 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1627 (ACCUMULATE_OUTGOING_ARGS): Define.
1628 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1629 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1631 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1634 * config/sh/sh.c (sh_legitimize_reload_address): Use
1635 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1636 Remove a unneeded check for offset_base.
1638 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1640 * configure: Regenerated.
1642 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1644 * config/s390/s390.c (s390_call_save_register_used): Switch back
1645 to HARD_REGNO_NREGS.
1647 2010-04-15 Richard Guenther <rguenther@suse.de>
1649 * alias.c (alias_set_subset_of): Handle alias-set zero
1652 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1653 Julian Brown <julian@codesourcery.com>
1655 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1656 alternatives according to use of high and low regs.
1657 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1658 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1659 optimizing for size on Thumb-2.
1661 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1663 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1665 2010-04-15 Richard Guenther <rguenther@suse.de>
1667 * tree-ssa-structalias.c (struct variable_info): Add
1669 (new_var_info): Initialize it.
1670 (dump_constraints): Support printing last added constraints.
1671 (debug_constraints): Adjust.
1672 (dump_constraint_graph): Likewise.
1673 (make_heapvar_for): Check for NULL cfun.
1674 (get_function_part_constraint): New function.
1675 (get_fi_for_callee): Likewise.
1676 (find_func_aliases): Properly implement IPA PTA constraints.
1677 (process_ipa_clobber): New function.
1678 (find_func_clobbers): Likewise.
1679 (insert_into_field_list_sorted): Remove.
1680 (create_function_info_for): Properly allocate vars for IPA mode.
1681 Do not use insert_into_field_list_sorted.
1682 (create_variable_info_for): Properly generate constraints for
1683 global vars in IPA mode.
1684 (dump_solution_for_var): Always dump the solution.
1685 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1686 (find_what_var_points_to): Adjust.
1687 (pt_solution_set): Change.
1688 (pt_solution_ior_into): New function.
1689 (pt_solution_empty_p): Export.
1690 (pt_solution_includes_global): Adjust.
1691 (pt_solution_includes_1): Likewise.
1692 (pt_solutions_intersect_1): Likewise.
1693 (dump_sa_points_to_info): Check some invariants.
1694 (solve_constraints): Move constraint dumping ...
1695 (compute_points_to_sets): ... here.
1696 (ipa_pta_execute): ... and here.
1697 (compute_may_aliases): Do not re-compute points-to info
1698 locally if IPA info is available.
1699 (ipa_escaped_pt): New global var.
1700 (ipa_pta_execute): Properly implement IPA PTA.
1701 * tree-into-ssa.c (dump_decl_set): Support dumping
1702 decls not in referenced-vars.
1703 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1704 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1705 (dump_points_to_solution): Likewise.
1706 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1707 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1708 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1709 (copy_decl_to_var): Copy DECL_PT_UID.
1710 (copy_result_decl_to_var): Likewise.
1711 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1712 (copy_node_stat): Copy it.
1713 * tree.h (DECL_PT_UID): New macro.
1714 (SET_DECL_PT_UID): Likewise.
1715 (DECL_PT_UID_SET_P): Likewise.
1716 (struct tree_decl_minimal): Add pt_uid member.
1717 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1718 (pt_solution_empty_p): Declare.
1719 (pt_solution_set): Adjust.
1720 (ipa_escaped_pt): Declare.
1721 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1722 * gimple-pretty-print.c (pp_points_to_solution): New function.
1723 (dump_gimple_call): Dump call clobber/use information.
1724 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1725 * tree-pass.h (TDF_ALIAS): New dump option.
1726 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1727 * doc/invoke.texi (-fipa-pta): Update documentation.
1729 2010-04-15 Richard Guenther <rguenther@suse.de>
1731 * Makefile.in (OBJS-common): Add gimple-fold.o.
1732 (gimple-fold.o): New rule.
1733 * tree.h (maybe_fold_offset_to_reference,
1734 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1736 * gimple.h: ... here.
1737 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1738 may_propagate_address_into_dereference): Move prototypes ...
1739 * gimple.h: ... here.
1740 * tree-ssa-ccp.c (get_symbol_constant_value,
1741 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1742 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1743 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1744 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1745 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1746 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1747 gimplify_and_update_call_from_tree): Move ...
1748 * gimple-fold.c: ... here. New file.
1749 (ccp_fold_builtin): Rename to ...
1750 (gimple_fold_builtin): ... this.
1751 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1753 2010-04-15 Richard Guenther <rguenther@suse.de>
1755 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1756 fit_double_type, force_fit_type_double, add_double_with_sign,
1757 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1758 lrotate_double, rrotate_double, div_and_round_double): Move ...
1759 * double-int.c: ... here.
1760 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1761 add_double, neg_double, mul_double_with_sign, mul_double,
1762 lshift_double, rshift_double, lrotate_double, rrotate_double,
1763 div_and_round_double): Move prototypes ...
1764 * double-int.h: ... here.
1766 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1769 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1770 matching constraints to ensure inputs match the output.
1772 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1775 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1776 in an input-only operand.
1778 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1780 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1781 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1782 (double_int_negative_p): Convert to static inline function.
1783 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1784 (double_int_negative_p): Remove.
1785 * tree.h (lshift_double, rshift_double):
1786 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1787 * fold-const.c (fold_convert_const_int_from_real,
1788 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1789 (lshift_double): Change type of arith argument to bool.
1790 (rshift_double): Change type of arith argument to bool. Correct
1792 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1794 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1797 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1798 at the start and end of the then/else blocks, and omit them from the
1800 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1801 argument; all callers changed. Pass zero to old_insns_match_p instead.
1802 (flow_find_head_matching_sequence): New function.
1803 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1804 * basic-block.h (flow_find_cross_jump,
1805 flow_find_head_matching_sequence): Declare functions.
1807 2010-04-14 Jason Merrill <jason@redhat.com>
1810 * c-common.c (attribute_takes_identifier_p): New fn.
1811 * c-common.h: Declare it.
1813 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1817 (*udivmod<mode>4): Ditto.
1819 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1821 * config/i386/i386.md (maxmin_int): Rename code attribute from
1822 maxminiprefix and update all users.
1823 (maxmin_float): Ditto from maxminfprefix.
1824 (logic): Ditto from logicprefix.
1825 (absneg_mnemonic): Ditto from absnegprefix.
1826 * config/i386/mmx.md: Update all users of maxminiprefix,
1827 maxminfprefix and logicprefix for rename.
1828 * config/i386/sse.md: Ditto.
1829 * config/i386/sync.md (sync_<code><mode>): Update for
1832 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1835 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1836 warnings converted to errors.
1838 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1840 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1841 used insn_type variable.
1842 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1843 to avoid set-but-not-used warning.
1845 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1847 * df-core.c (df_ref_debug): Change format string placeholder
1849 * dwarf2asm.c (dw2_asm_output_data_raw,
1850 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1851 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1852 * dwarf2out.c (output_cfi, output_cfi_directive,
1853 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1854 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1856 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1857 * print-rtl.c (print_rtx): Ditto.
1859 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1862 * builtins.c (expand_builtin_pow_root): New function to expand pow
1863 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1864 series of sqrt and cbrt calls under -ffast-math.
1865 (expand_builtin_pow): Call it.
1867 2010-04-14 Michael Matz <matz@suse.de>
1869 PR tree-optimization/42963
1870 * tree-cfg.c (touched_switch_bbs): New static variable.
1871 (group_case_labels_stmt): New function broken out from ...
1872 (group_case_labels): ... here, use the above.
1873 (start_recording_case_labels): Allocate touched_switch_bbs.
1874 (end_recording_case_labels): Deallocate it, call
1875 group_case_labels_stmt.
1876 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1878 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1883 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1887 2010-04-13 Jan Hubicka <jh@suse.cz>
1889 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1890 of optimized out static functions.
1891 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1892 cost computation. Also sanity check for overflows.
1893 (update_caller_keys): Update cgraph_edge_badness call; properly
1894 update fibheap and sanity check that it is up to date.
1895 (add_new_edges_to_heap): Update cgraph_edge_badness.
1896 (cgraph_decide_inlining_of_small_function): Likewise;
1897 add sanity checking that badness in heap is up to date;
1898 improve dumping of reason; Update badness of calls to the
1899 offline copy of function currently inlined; dump badness
1900 of functions not inlined because of unit growth limits.
1902 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1905 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1906 because of sign-extension change when converting to sizetype here...
1907 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1909 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1910 the folding to constants. Remove redundant final conversion.
1911 (fold_binary) <associate>: Do not associate if the re-association of
1912 constants alone overflows.
1913 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1914 to the end of the list.
1915 (multiple_of_p) <COND_EXPR>: New case.
1917 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1919 * opt-functions.awk (opt_sanitized_name): New.
1921 * optc-gen.awk: Use it
1922 * opth-gen.awk: Use it.
1924 2010-04-13 Martin Jambor <mjambor@suse.cz>
1926 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1927 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1928 children. Call replace_uses_with_default_def_ssa_name to handle
1931 2010-04-13 Michael Matz <matz@suse.de>
1934 * builtins.c (expand_builtin_interclass_mathfn): Also create
1935 a register if the predicate doesn't match.
1937 2010-04-13 Diego Novillo <dnovillo@google.com>
1939 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1940 * c-pch.c: Include timevar.h.
1941 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1942 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1943 * ggc-common.c: Include timevar.h.
1944 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1945 * timevar.def (TV_PCH_SAVE): Define.
1946 (TV_PCH_CPP_SAVE): Define.
1947 (TV_PCH_PTR_REALLOC): Define.
1948 (TV_PCH_PTR_SORT): Define.
1949 (TV_PCH_RESTORE): Define.
1950 (TV_PCH_CPP_RESTORE): Define.
1952 2010-04-13 Michael Matz <matz@suse.de>
1954 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1956 (can_reassociate_p): New function.
1957 (break_up_subtract_bb, reassociate_bb): Use it.
1959 2010-04-13 Richard Guenther <rguenther@suse.de>
1962 * builtins.c (c_readstr): Fix assert.
1964 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1966 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1967 when generating cltd insn.
1969 (*ashl<mode>3_1): Remove special handling for register operand 2.
1970 (*ashlsi3_1_zext): Ditto.
1971 (*ashlhi3_1): Ditto.
1972 (*ashlhi3_1_lea): Ditto.
1973 (*ashlqi3_1): Ditto.
1974 (*ashlqi3_1_lea): Ditto.
1975 (*<shiftrt_insn><mode>3_1): Ditto.
1976 (*<shiftrt_insn>si3_1_zext): Ditto.
1977 (*<shiftrt_insn>qi3_1_slp): Ditto.
1978 (*<rotate_insn><mode>3_1): Ditto.
1979 (*<rotate_insn>si3_1_zext): Ditto.
1980 (*<rotate_insn>qi3_1_slp): Ditto.
1982 2010-04-13 Richard Guenther <rguenther@suse.de>
1984 * tree-ssa-structalias.c (callused_id): Remove.
1985 (call_stmt_vars): New.
1986 (get_call_vi): Likewise.
1987 (lookup_call_use_vi): Likewise.
1988 (lookup_call_clobber_vi): Likewise.
1989 (get_call_use_vi): Likewise.
1990 (get_call_clobber_vi): Likewise.
1991 (make_transitive_closure_constraints): Likewise.
1992 (handle_const_call): Adjust to do per-call call-used handling.
1993 (handle_pure_call): Likewise.
1994 (find_what_var_points_to): Remove general callused handling.
1995 (init_base_vars): Likewise.
1996 (init_alias_vars): Initialize call_stmt_vars.
1997 (compute_points_to_sets): Process call-used and call-clobbered
1998 vars for call statements.
1999 (delete_points_to_sets): Free call_stmt_vars.
2001 2010-04-13 Richard Guenther <rguenther@suse.de>
2003 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2004 Only add RW dependence for dependence distance zero.
2005 Adjust maximal vectorization factor according to dependences.
2006 Move alignment handling ...
2007 (vect_find_same_alignment_drs): ... here. New function.
2008 (vect_analyze_data_ref_dependences): Adjust.
2009 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2010 (vect_analyze_data_refs): Adjust minimal vectorization factor
2011 according to data references.
2012 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2013 dependences before determining the vectorization factor.
2014 Analyze alignment after determining the vectorization factor.
2015 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2016 dependences before alignment.
2017 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2019 (vect_analyze_data_refs): Likewise.
2020 (MAX_VECTORIZATION_FACTOR): New define.
2022 2010-04-13 Duncan Sands <baldrick@free.fr>
2024 * except.h (lang_eh_type_covers): Remove.
2025 * except.c (lang_eh_type_covers): Likewise.
2027 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2028 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2030 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2031 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2032 UNITS_PER_LONG where it is ABI relevant.
2033 (s390_return_addr_rtx): Likewise.
2034 (s390_back_chain_rtx): Likewise.
2035 (s390_frame_area): Likewise.
2036 (s390_frame_info): Likewise.
2037 (s390_initial_elimination_offset): Likewise.
2038 (save_gprs): Likewise.
2039 (s390_emit_prologue): Likewise.
2040 (s390_emit_epilogue): Likewise.
2041 (s390_function_arg_advance): Likewise.
2042 (s390_function_arg): Likewise.
2043 (s390_va_start): Likewise.
2044 (s390_gimplify_va_arg): Likewise.
2045 (s390_function_profiler): Likewise.
2046 (s390_optimize_prologue): Likewise.
2047 (s390_rtx_costs): Likewise.
2048 (s390_secondary_reload): Likewise.
2049 (s390_promote_function_mode): Likewise.
2050 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2051 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2052 registers available.
2053 (s390_unwind_word_mode): New function.
2054 (s390_function_value): Split 64 bit values into register pair if
2055 used as return value.
2056 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2057 function call parameters. Handle parallels.
2058 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2059 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2060 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2061 (s390_expand_setmem): Remove unused variable src_addr.
2062 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2063 deal with 64 bit registers.
2064 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2065 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2066 (UNITS_PER_LONG): New macro.
2067 * libjava/include/s390-signal.h: Define extended ucontext
2068 structure containing the upper halfs of the 64 bit registers.
2070 2010-04-13 Simon Baldwin <simonb@google.com>
2072 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2074 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2076 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2077 rvalue on the RHS if the LHS is of a non-renamable type.
2078 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2080 2010-04-13 Matthias Klose <doko@ubuntu.com>
2082 * gcc.c (cc1_options): Handle -iplugindir before processing
2083 the cc1 spec. Only add -iplugindir once.
2084 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2086 * common.opt (iplugindir): Remove `Separate' property, initialize.
2087 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2089 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2090 (distclean): Remove plugin dir.
2091 * doc/invoke.texi: Document -iplugindir.
2093 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2095 * doc/plugins.texi (Loading Plugins): Document short
2096 -fplugin=foo option.
2097 (Plugin API): Mention default_plugin_dir_name function.
2099 * gcc.c (find_file_spec_function): Add new declaration.
2100 (static_spec_func): Use it for "find-file".
2101 (find_file_spec_function): Add new function.
2102 (cc1_options): Add -iplugindir option if -fplugin* options found.
2104 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2106 * plugin.c (add_new_plugin): Updated comment, and handle short
2108 (default_plugin_dir_name): Added new function.
2110 * common.opt (iplugindir): New option to set the plugin directory.
2112 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/i386.md (any_rotate): New code iterator.
2115 (rotate_insn): New code attribute.
2117 (SWIM124): New mode iterator.
2118 (<rotate_insn>ti3): New expander.
2119 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2120 any_rotate code iterator.
2121 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2122 using any_rotate code iterator and SWIM124 mode iterator.
2123 (ix86_rotlti3): New insn_and_split pattern.
2124 (ix86_rotrti3): Ditto.
2125 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2126 ix86_rotl{di,ti}3 patterns.
2127 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2128 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2129 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2130 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2131 code iterator and SWI mode iterator.
2132 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2133 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2135 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2136 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2137 (bswap rotatert splitter): Add splitter.
2138 (bswap splitter): Macroize splitter using any_rotate code iterator.
2139 Add insn predicate to split only for TARGET_USE_XCHGB or when
2140 optimizing function for size.
2142 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2144 * config/pa/pa.c (emit_move_sequence): Remove use of
2145 deleted variable flag_argument_noalias.
2147 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2149 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2151 Add to unsupported targets list.
2152 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2153 sparc*-sun-solaris2.[567]* from target lists.
2154 * configure: Regenerate.
2155 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2157 Remove Solaris 7 patch references.
2158 (Specific, sparc-sun-solaris2.7): Removed.
2159 (sparc-sun-solaris2*): Update Solaris 7 example.
2160 (sparc64-*-solaris2*): Likewise.
2162 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2164 * config.build (alpha*-dec-osf4*): Remove.
2165 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2166 of obsolete configurations.
2167 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2169 * config/alpha/t-osf4: Renamed to ...
2170 * config/alpha/t-osf5: ... this.
2171 * config/alpha/osf.h: Renamed to ...
2172 * config/alpha/osf5.h: ... this.
2173 Merged old osf5.h contents.
2175 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2176 (EXTRA_SPECS): Removed.
2177 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2178 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2181 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2183 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2185 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2188 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2189 __thiscall convention.
2191 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2193 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2195 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2197 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2199 * function.c (assign_parms_initialize_all): Add unused attribute
2202 2010-04-12 Richard Guenther <rguenther@suse.de>
2204 * gsstruct.def (GSS_CALL): New.
2205 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2206 * gimple.h: Include tree-ssa-alias.h.
2207 (struct gimple_statement_call): New.
2208 (union gimple_statement_struct_d): Add gimple_call member.
2209 (gimple_call_reset_alias_info): Declare.
2210 (gimple_call_use_set): New function.
2211 (gimple_call_clobber_set): Likewise.
2212 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2213 * gimple.c (gimple_call_reset_alias_info): New function.
2214 (gimple_build_call_1): Call it.
2215 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2216 * tree-inline.c (remap_gimple_stmt): Likewise.
2217 (expand_call_inline): Remove callused handling.
2218 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2219 * tree-dfa.c (dump_variable): Likewise.
2220 * tree-parloops.c (parallelize_loops): Likewise.
2221 * tree-ssa.c (init_tree_ssa): Likewise.
2222 (delete_tree_ssa): Likewise.
2223 * tree-flow-inline.h (is_call_used): Remove.
2224 * tree-flow.h (struct gimple_df): Remove callused member.
2225 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2226 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2227 (ref_maybe_used_by_call_p_1): Simplify.
2228 (call_may_clobber_ref_p_1): Likewise.
2229 * tree-ssa-structalias.c (compute_points_to_sets): Set
2230 the call stmt used and clobbered sets.
2231 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2232 (find_tail_calls): Verify the tail call.
2234 2010-04-12 Richard Guenther <rguenther@suse.de>
2236 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2237 single-iteration always-inline inlining.
2238 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2239 (cgraph_decide_inlining): Do not handle always-inline specially.
2240 (try_inline): Remove always-inline cycle detection special case.
2241 Do not recurse on always-inlines.
2242 (cgraph_early_inlining): Do not iterate if not optimizing.
2243 (cgraph_gate_early_inlining): remove.
2244 (pass_early_inline): Run unconditionally.
2245 (gate_cgraph_decide_inlining): New function.
2246 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2247 not inlining or optimizing.
2248 (cgraph_decide_inlining_of_small_functions): Also consider
2249 always-inline functions.
2250 (cgraph_default_inline_p): Return true for nodes which should
2251 disregard inline limits.
2252 (estimate_function_body_sizes): Assume zero size and time for
2253 nodes which are marked as disregarding inline limits.
2254 (cgraph_decide_recursive_inlining): Do not perform recursive
2255 inlining on always-inline nodes.
2257 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2260 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2261 for exprs satisfying handled_component_p.
2263 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2265 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2266 non-constant aggregate elements.
2268 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2269 is a real initialization.
2271 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2274 * c-decl.c (start_function): Move forward check for nested function.
2276 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2278 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2279 * config/sh/sh.c: Include reload.h.
2280 (sh_legitimize_reload_address): New.
2281 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2282 sh_legitimize_reload_address.
2284 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2286 * config/sh/sh.md (*movqi_pop): New insn pattern.
2287 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2289 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2291 * config/i386/i386.md (any_shiftrt): New code iterator.
2292 (shiftrt_insn): New code attribute.
2294 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2295 using any_shiftrt code iterator.
2296 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2297 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2298 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2299 pattern from corresponding peephole2 patterns.
2300 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2301 using any_shiftrt code iterator.
2302 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2303 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2304 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2305 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2306 *{ashr,lshr}<mode>3_cmp_zext.
2307 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2309 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2311 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2313 (*lshr<mode>3_cconly): Ditto.
2315 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2318 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2319 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2320 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2322 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2323 from corresponding peephole2 patterns.
2324 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2325 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2326 and *lshrdi3_1_rex64 using SWI mode iterator.
2327 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2328 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2329 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2330 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2331 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2332 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2333 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2334 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2335 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2338 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2340 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2341 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2342 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2343 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2345 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2346 from corresponding peephole2 patterns.
2347 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2348 (ashrsi3_cvt): Rename from ashrsi3_31.
2349 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2350 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2351 and x86_64_shift_adj_3 using SWI48 mode iterator.
2352 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2353 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2354 and *ashrdi3_1_rex64 using SWI mode iterator.
2355 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2356 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2357 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2358 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2359 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2360 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2361 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2362 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2363 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2365 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2366 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2367 x86_shift<mode>_adj_3 expanders.
2369 2010-04-10 Wei Guozhi <carrot@google.com>
2372 * config/arm/arm.c (arm_pic_static_addr): New function.
2373 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2375 (arm_output_addr_const_extra): Output expression for new pattern.
2376 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2378 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2380 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2383 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2384 * web.c: Include "insn-config.h" and "recog.h".
2385 (union_match_dups): New function.
2386 (web_main): Call it.
2387 (union_defs): Don't try to recognize match_dups.
2389 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2390 if doing so would replace the entire pattern.
2392 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2396 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2397 and splitter pattern. Change splitter operand 1 predicate to
2400 2010-04-09 Martin Jambor <mjambor@suse.cz>
2402 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2403 lattices are addresses of CONST_DECLs with the same initial value.
2404 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2405 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2407 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2408 Bernd Schmidt <bernds@codesourcery.com>
2410 * loop-invariant.c (replace_uses): New static function.
2411 (move_invariant_reg): Use it to ensure we can replace the uses.
2413 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2415 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2417 (picochip_override_options): Enable section anchors only above -O1.
2418 (picochip_reorg): Fixed a couple of build warnings.
2420 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2422 * configure.ac (plugin -rdynamic test): Log result.
2423 * configure: Regenerate.
2424 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2425 (RDYNAMIC_SPEC): Define.
2426 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2428 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2430 * configure.ac: Determine Sun ld version numbers.
2431 (comdat_group): Restrict GNU ld version checks to gld.
2432 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2433 (enable_comdat): Support --enable-comdat.
2434 * configure: Regenerate.
2435 * doc/install.texi (Configuration): Document --enable-comdat.
2437 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2439 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2440 * config/sol2-gld.h: ... here.
2441 * config.gcc (sparc*-*-solaris2*): Reflect this.
2442 (i[34567]86-*-solaris2*): Use it.
2444 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2446 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2448 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2450 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2453 * diagnostic.c (diagnostic_initialize): Initialize
2454 some_warnings_are_errors.
2455 (diagnostic_finish): New.
2456 (diagnostic_action_after_output): Call it before exiting.
2457 (diagnostic_report_diagnostic): Do not print message here. Set
2458 some_warnings_are_errors.
2459 * diagnostic.h (diagnostic_context): Delete
2460 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2461 (diagnostic_finish): Declare.
2462 * toplev.c (toplev_main): Call it before exit.
2464 2010-04-09 Jason Merrill <jason@redhat.com>
2467 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2468 for incomplete type.
2471 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2472 based on a warning flag.
2474 2010-04-09 Richard Guenther <rguenther@suse.de>
2476 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2478 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2481 * varasm.c (default_assemble_visibility): Wrap vars that are
2482 set, but unused, by targets without GAS.
2483 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2484 Remove set, but unused, vars.
2485 (rs6000_legitimize_tls_address): Likewise.
2486 (altivec_expand_dst_builtin): Likewise.
2487 * config/darwin.c (machopic_classify_symbol): Likewise.
2488 (machopic_indirection_name): Likewise.
2490 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2492 * config/i386/i386.md (DWI): New mode iterator.
2493 (S): New mode attribute.
2494 (shift_operand): Ditto.
2495 (shift_immediate_operand): Ditto.
2496 (ashl_input_operand): Ditto.
2497 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2498 using SDWIM mode iterator.
2499 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2500 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2502 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2503 from corresponding peephole2 patterns.
2504 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2505 and x86_64_shift_adj_1 using SWI48 mode iterator.
2506 (x86_shift<mode>_adj_2): Ditto.
2507 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2508 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2509 using SWI48 mode iterator.
2510 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2511 *ashldi3_cmp_rex64 using SWI mode iterator.
2512 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2513 *ashldi3_cconly_rex64 using SWI mode iterator.
2514 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2515 x86_shift<mode>_adj_{1,2}.
2516 (ix86_split_ashr): Ditto.
2517 (ix86_split_lshr): Ditto.
2519 2010-04-09 Richard Guenther <rguenther@suse.de>
2521 * target.h (builtin_conversion): Pass in input and output types.
2522 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2523 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2524 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2525 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2527 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2529 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2531 2010-04-09 Richard Guenther <rguenther@suse.de>
2534 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2536 2010-04-09 Richard Guenther <rguenther@suse.de>
2538 * tree-vectorizer.h (struct _stmt_vec_info): Document
2539 that vectype is the type of the LHS.
2540 (supportable_widening_operation, supportable_narrowing_operation):
2541 Get both input and output vector types as arguments.
2542 (vect_is_simple_use_1): Declare.
2543 (get_same_sized_vectype): Likewise.
2544 * tree-vect-loop.c (vect_determine_vectorization_factor):
2545 Set STMT_VINFO_VECTYPE to the vector type of the def.
2546 (vectorizable_reduction): Adjust.
2547 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2548 Adjust. Specify the output vector type.
2549 (vect_pattern_recog_1): Adjust.
2550 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2551 (vectorizable_call): Adjust.
2552 (vectorizable_conversion): Likewise.
2553 (vectorizable_operation): Likewise.
2554 (vectorizable_type_demotion): Likewise.
2555 (vectorizable_type_promotion): Likewise.
2556 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2558 (vect_is_simple_use_1): New function.
2559 (supportable_widening_operation): Get both input and output
2561 (supportable_narrowing_operation): Likewise.
2562 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2564 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2566 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2567 __thiscall and _thiscall as predefined macros.
2568 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2569 thiscall attribute handling.
2570 (ix86_comp_type_attributes): Likewise.
2571 (ix86_function_regparm): Likewise.
2572 (ix86_return_pops_args): Likewise.
2573 (init_cumulative_args): Likewise.
2574 (find_drap_reg): Likewise.
2575 (ix86_static_chain): Likewise.
2576 (x86_this_parameter): Likewise.
2577 (x86_output_mi_thunk): Likewise.
2578 (ix86_attribute_table): Add description for thiscall attribute.
2579 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2580 * doc/extend.texi: Add documentation for thiscall.
2582 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2585 * c.opt (Wint-to-pointer-cast): Available in C++.
2586 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2588 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2590 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2591 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2592 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2593 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2594 function type instead. Reorder and simplify checks.
2596 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2598 2010-04-08 Jing Yu <jingyu@google.com>
2599 Zdenek Dvorak <ook@ucw.cz>
2601 PR tree-optimization/42720
2602 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2603 loop unswitch conditions here from ...
2604 (tree_unswitch_single_loop): ... here.
2606 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2608 * tree-if-conv.c: Fix comments and simplify logic.
2610 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2612 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2613 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2614 (main_tree_if_conversion): Update call to tree_if_conversion.
2616 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2619 * doc/invoke.texi (-b,-V): Delete.
2620 * doc/tm.texi: Do not mention -b.
2621 * gcc.c (display_help): Delete -b and -V.
2622 (process_command): Delete -b and -V.
2623 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2625 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2626 Wolfgang Gellerich <gellerich@de.ibm.com>
2628 Implement target hook for loop unrolling
2629 * target.h (loop_unroll_adjust): Add a new target hook function.
2630 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2631 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2632 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2633 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2634 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2636 (decide_unroll_stupid): Likewise.
2638 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2641 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2643 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2645 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2646 (Specific, *-*-solaris2*): Likewise.
2647 Don't prefer Sun as over GNU as.
2649 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2651 * config/s390/s390.c (override_options): Adjust the z10
2652 defaults for max-unroll-times, max-completely-peeled-insns
2653 and max-completely-peel-times.
2655 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2657 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2658 instructions for z10.
2659 (s390_expand_setmem): Likewise.
2660 (s390_expand_cmpmem): Likewise.
2662 2010-04-08 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/43679
2665 * tree-ssa-pre.c (eliminate): Only propagate copies.
2667 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2670 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2671 set but not used variable warning.
2673 2010-04-08 Wei Guozhi <carrot@google.com>
2676 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2677 (arm_size_rtx_costs): Call the new function when optimized for size.
2679 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2682 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2683 op0 is not a MEM, just return NULL instead of assertion
2685 (discover_nonconstant_array_refs): Don't walk debug stmts.
2687 2010-04-08 Doug Kwan <dougkwan@google.com>
2689 * configure.ac: Recognize gold and do not use its version number
2690 to test ld features.
2691 * configure: Regenerate.
2693 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2696 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2697 (negate_value): Move code to push elements to broken_up_substracts ...
2698 (eliminate_plus_minus_pair): ... here. Push operands that have no
2699 negative pair to plus_negates.
2700 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2702 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2704 * doc/install.texi (Configuration): Move description of
2705 --enable-lto, --with-libelf*, --enable-gold from Java section to
2708 * doc/generic.texi (Working with declarations)
2709 (Function Properties, C and C++ Trees): Fix typos.
2710 * doc/sourcebuild.texi (Top Level): Likewise.
2712 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2715 * tree.h (DECL_READ_P): Define.
2716 (struct tree_decl_common): Add decl_read_flag.
2717 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2718 a set but not used warning.
2719 (merge_decls): Merge DECL_READ_P flag.
2720 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2721 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2722 * c-common.c (handle_used_attribute, handle_unused_attribute):
2724 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2726 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2728 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2729 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2730 c_parser_binary_expression, c_parser_cast_expression,
2731 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2732 Call default_function_array_read_conversion instead of
2733 default_function_array_conversion where needed.
2734 (c_parser_unary_expression, c_parser_conditional_expression,
2735 c_parser_postfix_expression_after_primary, c_parser_initelt):
2736 Likewise. Call mark_exp_read where needed.
2737 (c_parser_statement_after_labels, c_parser_asm_operands,
2738 c_parser_typeof_specifier, c_parser_sizeof_expression,
2739 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2741 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2743 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2744 (warn_unused_but_set_parameter): Default to warn_unused
2746 * doc/invoke.texi: Document -Wunused-but-set-variable and
2747 -Wunused-but-set-parameter.
2749 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2750 used count variable.
2751 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2752 when operandN variables aren't used in the body of the expander
2754 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2755 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2756 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2757 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2758 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2759 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2760 * tree.c (PROCESS_ARG): Likewise.
2762 2010-04-07 Simon Baldwin <simonb@google.com>
2764 * diagnostic.h (diagnostic_override_option_index): New macro to
2765 set a diagnostic's option_index.
2766 * c-tree.h (c_cpp_error): Add warning reason argument.
2767 * opts.c (_warning_as_error_callback): New.
2768 (register_warning_as_error_callback): Store callback for
2769 warnings enabled via enable_warning_as_error.
2770 (enable_warning_as_error): Call callback, minor code tidy.
2771 * opts.h (register_warning_as_error_callback): Declare.
2772 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2773 response to -Werror=.
2774 (c_common_init_options): Register warning_as_error_callback in opts.c.
2775 * common.opt: Add -Wno-cpp option.
2776 * c-common.c (struct reason_option_codes_t): Map cpp warning
2777 reason codes to gcc option indexes.
2778 * (c_option_controlling_cpp_error): New function, lookup the gcc
2779 option index for a cpp warning reason code.
2780 * (c_cpp_error): Add warning reason argument, call
2781 c_option_controlling_cpp_error for diagnostic_override_option_index.
2782 * doc/invoke.texi: Document -Wno-cpp.
2784 2010-04-07 Richard Guenther <rguenther@suse.de>
2786 * ipa-reference.c (mark_load): Use get_base_address.
2787 (mark_store): Likewise.
2789 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2790 inserting GIMPLE_NOPs into the IL.
2791 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2792 Explicitly strip handled components and indirect references.
2794 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2795 folding address expressions.
2796 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2797 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2798 operand_equal_p to compare decls.
2799 (ptr_deref_may_alias_decl_p): Likewise.
2800 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2801 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2802 Handle reversed comparison ops.
2803 * tree-sra.c (asm_visit_addr): Use get_base_address.
2804 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2805 * ipa-reference.c (mark_address): Use get_base_address.
2807 2010-04-07 Richard Guenther <rguenther@suse.de>
2809 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2810 Propagate constants everywhere.
2812 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2815 * tree.c (MAX_INT_CACHED_PREC): Define.
2816 (nonstandard_integer_type_cache): New array.
2817 (build_nonstandard_integer_type): Cache results for precision
2818 <= MAX_INT_CACHED_PREC.
2820 2010-04-07 Richard Guenther <rguenther@suse.de>
2822 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2823 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2824 * common.opt: Likewise.
2825 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2826 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2827 (nonoverlapping_memrefs_p): Likewise.
2828 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2829 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2830 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2831 OPT_fargument_noalias_global for backward compatibility.
2833 2010-04-07 Richard Guenther <rguenther@suse.de>
2835 PR tree-optimization/43270
2836 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2837 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2838 * tree-ssa-pre.c (phi_translate_1): Adjust.
2839 (fully_constant_expression): Split out vn_reference handling to ...
2840 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2841 Fold reads from constant strings.
2842 (vn_reference_lookup): Handle fully constant references.
2843 (vn_reference_lookup_pieces): Likewise.
2844 * Makefile.in (expmed.o-warn): Add -Wno-error.
2846 2010-04-07 Martin Jambor <mjambor@suse.cz>
2848 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2850 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2853 * gcc.c: Add -static-libstdc++ to list of recognized options.
2855 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2857 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2859 2010-04-07 Richard Guenther <rguenther@suse.de>
2862 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2863 bases build simple mem attributes to retain points-to information.
2865 2010-04-07 Richard Guenther <rguenther@suse.de>
2868 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2869 preserve points-to related information.
2871 2010-04-07 Richard Guenther <rguenther@suse.de>
2874 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2875 discard plain indirect references.
2876 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2877 * tree.c (tree_nop_conversion): Likewise.
2879 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2882 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2884 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2886 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2887 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2889 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2891 * tree-if-conv.c: Fix indentation and comments.
2893 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2895 * tree-if-conv.c: Sort static functions in topological order.
2897 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2899 * tree-if-conv.c: Fix indentation and comments.
2901 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2904 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2905 lang_hooks.types.type_for_size instead of
2906 build_nonstandard_integer_type.
2907 When converting an unsigned type to signed, double its precision.
2908 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2909 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2910 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2913 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2916 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2917 POINTER_PLUS_EXPR for pointer types.
2919 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2922 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2923 * graphite-clast-to-gimple.c: Include langhooks.h.
2924 (max_signed_precision_type): New.
2925 (max_precision_type): Takes two types as arguments.
2926 (precision_for_value): New.
2927 (precision_for_interval): New.
2928 (gcc_type_for_interval): New.
2929 (gcc_type_for_value): New.
2930 (gcc_type_for_clast_term): New.
2931 (gcc_type_for_clast_red): New.
2932 (gcc_type_for_clast_bin): New.
2933 (gcc_type_for_clast_expr): Split up into several functions.
2934 (gcc_type_for_clast_eq): Rewritten.
2935 (compute_bounds_for_level): New.
2936 (compute_type_for_level_1): New.
2937 (compute_type_for_level): New.
2938 (gcc_type_for_cloog_iv): Removed.
2939 (gcc_type_for_iv_of_clast_loop): Rewritten.
2940 (graphite_create_new_loop): Compute the lower and upper bound types
2941 with gcc_type_for_clast_expr.
2942 (graphite_create_new_loop_guard): Same.
2943 (find_cloog_iv_in_expr): Removed.
2944 (compute_cloog_iv_types_1): Removed.
2945 (compute_cloog_iv_types): Removed.
2946 (gloog): Do not call compute_cloog_iv_types.
2947 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2949 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2950 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2951 (GBB_CLOOG_IV_TYPES): Removed.
2953 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2955 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2956 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2957 (detect_commutative_reduction): Same.
2959 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2961 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2962 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2964 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2965 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2966 (rewrite_commutative_reductions_out_of_ssa): Same.
2967 * passes.c (execute_function_todo): Call verify_ssa for every pass
2968 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2969 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2970 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2971 with an extra argument.
2972 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2973 verify_ssa only when the extra argument is true.
2974 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2975 with an extra argument.
2976 (tree_transform_and_unroll_loop): Same.
2978 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2980 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2981 for all the passes of the LNO having LOOP_CLOSED_SSA.
2982 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2983 * tree-loop-distribution.c (pass_loop_distribution): Same.
2984 * tree-pass.h (TODO_verify_loops): Removed.
2985 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2987 (pass_tree_unswitch): Same.
2988 (pass_predcom): Same.
2989 (pass_vectorize): Same.
2990 (pass_linear_transform): Same.
2991 (pass_graphite_transforms): Same.
2992 (pass_iv_canon): Same.
2993 (pass_complete_unroll): Same.
2994 (pass_complete_unrolli): Same.
2995 (pass_parallelize_loops): Same.
2996 (pass_loop_prefetch): Same.
2997 (pass_iv_optimize): Same.
2999 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3002 * passes.c (init_optimization_passes): Move pass_lim before
3003 pass_copy_prop and pass_dce_loop.
3005 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3008 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3009 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3010 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3011 MULTI_* defines for 4 argument vpermil2p* builtins.
3013 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3015 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3016 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3017 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3018 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3019 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3020 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3021 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3022 Use x86_maybe_negate_const_int to output insn mnemonic.
3023 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3024 check from instruction predicate. Update comments.
3025 * config/i386/sync.md (sync_add<mode>): Use
3026 x86_maybe_negate_const_int to output insn mnemonic.
3028 2010-04-06 Jan Hubicka <jh@suse.cz>
3030 PR tree-optimization/42906
3031 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3032 IGNORE_SELF argument. Set visited_control_parents for fully
3034 (find_obviously_necessary_stmts): Update call of
3035 mark_control_dependent_edges_necessary.
3036 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3038 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3040 * config/i386/i386.md: Remove comment about 'e' and 'E'
3043 2010-04-06 Richard Guenther <rguenther@suse.de>
3045 PR tree-optimization/43627
3046 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3047 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3050 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3052 * BASE-VER: Change to 4.6.0.
3055 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3058 2010-04-06 Richard Guenther <rguenther@suse.de>
3061 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3063 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3065 * doc/invoke.texi (Optimize Options): Document that LTO
3066 won't remove object access purely due to incompatible
3069 2010-04-04 Matthias Klose <doko@ubuntu.com>
3071 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3072 Initialize variable.
3074 2010-04-03 Richard Guenther <rguenther@suse.de>
3077 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3078 require a non-NULL MEM_OFFSET.
3080 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3082 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3083 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3084 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3085 config/alpha/predicates.md, config/arm/arm.md,
3086 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3087 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3088 config/darwin9.h, config/darwin.c, config/darwin.h,
3089 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3090 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3091 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3092 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3093 config/mips/mips.md, config/mn10300/mn10300.c,
3094 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3095 config/rs6000/aix.h, config/rs6000/dfp.md,
3096 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3097 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3098 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3099 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3100 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3101 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3102 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3103 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3104 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3105 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3106 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3107 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3108 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3109 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3110 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3111 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3112 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3113 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3114 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3115 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3116 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3117 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3118 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3119 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3120 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3121 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3122 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3123 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3124 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3125 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3126 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3127 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3128 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3129 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3130 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3131 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3133 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3136 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3137 * aclocal.m4: Regenerate.
3139 2010-04-02 Richard Guenther <rguenther@suse.de>
3141 PR tree-optimization/43629
3142 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3143 if we have seen a constant value.
3145 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3147 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3149 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3152 * arm.c (legitimize_tls_address): Adjust call to
3153 gen_tls_load_dot_plus_four.
3154 (arm_note_pic_base): New function.
3155 (arm_cannot_copy_insn_p): Use it.
3156 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3159 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3164 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3166 * Makefile.in ($(out_object_file)): Depend on
3167 gt-$(basename $(notdir $(out_file))).h.
3169 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3171 * config.gcc (lm32-*-rtems*): Add t-lm32.
3173 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3175 * config.gcc: Add lm32-*-rtems*.
3176 * config/lm32/rtems.h: New file.
3178 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3181 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3183 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3185 * dwarf2out.c (output_compilation_unit_header): For
3186 -gdwarf-4 use version 4 instead of version 3.
3187 (output_line_info): For version 4 and above emit additional
3188 maximum ops per insn header field.
3189 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3191 * dwarf2out.c (is_c_family, is_java): Remove.
3192 (lower_bound_default): New function.
3193 (add_bound_info, gen_descr_array_type_die): Use it.
3195 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3198 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3199 re-declaration when it happens in a function.
3201 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3203 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3204 (cgraph_remove_function_insertion_hook): Same.
3205 (cgraph_call_function_insertion_hooks): Same.
3207 2010-04-01 Richard Guenther <rguenther@suse.de>
3210 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3211 and TREE_THIS_VOLATILE.
3212 (copy_ref_info): Likewise.
3213 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3214 * tree.c (build6_stat): Ignore side-effects of all but arg5
3215 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3218 2010-04-01 Richard Guenther <rguenther@suse.de>
3220 PR tree-optimization/43607
3221 * ipa-type-escape.c (check_call): Do not access non-existing
3224 2010-04-01 Richard Guenther <rguenther@suse.de>
3228 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3229 Jack Howarth <howarth@bromo.med.uc.edu>
3231 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3234 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3236 * doc/install.texi (Prerequisites): Document libelf usability on
3237 IRIX 5/6 and Solaris 2.
3238 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3239 Update GNU as, GNU ld requirements.
3240 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3241 Document Sun Studio compiler download.
3242 Update and simplify as, ld recommendations.
3243 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3245 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3247 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3248 with_tune_32 to pentium4.
3250 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3254 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3256 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3257 obsoletion, removal.
3259 Document GNU as requirement.
3260 Update configure requirements.
3261 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3262 Recomment IRIX 6.5.18+.
3263 Document IDF/IDL requirement.
3264 Document GNU as requirement.
3265 Document GNU ld bootstrap failure.
3266 Remove freeware.sgi.com reference.
3268 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3270 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3271 UNIX V4.0, V5.0 obsoletion, removal.
3272 Remove --with-gc=simple reference.
3273 Update VM requirements during bootstrap.
3274 Remove -oldas bootstrap description.
3275 Update binutils reference.
3276 Remove comparison failure note.
3278 2010-03-31 Richard Guenther <rguenther@suse.de>
3279 Zdenek Dvorak <ook@ucw.cz>
3280 Sebastian Pop <sebastian.pop@amd.com>
3283 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3284 with multiple arguments.
3285 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3287 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3289 * graphite-dependences.c (print_pddr): Call print_pdr with an
3291 * graphite-poly.c (debug_pdr): Add an extra argument for the
3294 (print_pbb_domain): Same.
3296 (print_scop_context): Same.
3298 (print_cloog): Same.
3299 (debug_pbb_domain): Same.
3303 (debug_scop_context): Same.
3305 (debug_cloog): Same.
3306 (print_scop_params): Same.
3307 (debug_scop_params): Same.
3308 (print_iteration_domain): Same.
3309 (print_iteration_domains): Same.
3310 (debug_iteration_domain): Same.
3311 (debug_iteration_domains): Same.
3312 (print_scattering_function): Same.
3313 (print_scattering_functions): Same.
3314 (debug_scattering_function): Same.
3315 (debug_scattering_functions): Same.
3316 * graphite-poly.h (debug_pdr): Update declaration.
3318 (print_pbb_domain): Same.
3320 (print_scop_context): Same.
3322 (print_cloog): Same.
3323 (debug_pbb_domain): Same.
3327 (debug_scop_context): Same.
3329 (debug_cloog): Same.
3330 (print_scop_params): Same.
3331 (debug_scop_params): Same.
3332 (print_iteration_domain): Same.
3333 (print_iteration_domains): Same.
3334 (debug_iteration_domain): Same.
3335 (debug_iteration_domains): Same.
3336 (print_scattering_function): Same.
3337 (print_scattering_functions): Same.
3338 (debug_scattering_function): Same.
3339 (debug_scattering_functions): Same.
3341 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3343 * graphite-poly.c (print_scattering_function_1): New.
3344 (print_scattering_function): Call it.
3345 (print_scop_params): Remove spaces at the end of lines.
3348 * graphite-poly.h (print_cloog): Declared.
3349 (debug_cloog): Declared.
3351 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3353 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3355 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3356 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3357 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3358 to switch between adding the IV bump in loop->latch or in loop->header.
3360 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3362 * graphite-poly.c (print_scattering_function): Pretty print following
3365 (print_pbb_domain): Same.
3366 (dump_gbb_cases): Same.
3367 (dump_gbb_conditions): Same.
3370 (print_scop_params): Same.
3371 (print_scop_context): Same.
3373 (print_pbb_body): New.
3374 (lst_indent_to): New.
3375 (print_lst): Start new lines with a #.
3376 * graphite-poly.h (pbb_bb): New.
3377 (pbb_index): Use pbb_bb.
3378 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3380 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3382 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3384 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3385 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3386 and 0 instead of 1 for dw_val_class_flag.
3387 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3388 dw_val_class_range_list, dw_val_class_loc_list,
3389 dw_val_class_lineptr and dw_val_class_macptr, use
3390 DW_FORM_flag_present for dw_val_class_flag and
3391 DW_FORM_exprloc for dw_val_class_loc.
3392 (output_die): For -gdwarf-4 print dw_val_class_loc
3393 size as uleb128 instead of 1 or 2 bytes and don't print
3394 anything for dw_val_class_flag.
3396 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3397 instead of cselib_lookup following by tweaking locs->setting_insn.
3400 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3401 even before returning from label, setjmp call or volatile asm
3404 2010-03-31 Richard Guenther <rguenther@suse.de>
3407 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3408 temporary data on stack.
3410 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3412 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3413 (PUSHSECTION_ASM_OP): Remove.
3414 (POPSECTION_ASM_OP): Remove.
3415 (PUSHSECTION_FORMAT): Remove.
3416 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3417 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3418 * config/sol2.c (solaris_output_init_fini): Use it.
3420 2010-03-31 Jie Zhang <jie@codesourcery.com>
3423 * opt-functions.awk (var_type_struct): Use signed char type
3424 for simple variables.
3426 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3428 * config/sol2.c: Include output.h.
3429 (solaris_assemble_visibility): New function.
3430 * config/t-sol2 (sol2.o): Add output.h dependency.
3431 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3432 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3435 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3438 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3439 V2SImode or XFmode on PRE_DEC.
3442 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3445 2010-03-31 Jie Zhang <jie@codesourcery.com>
3448 * reload.h (caller_save_initialized_p): Declare.
3449 * toplev.c (backend_init_target): Don't call
3450 init_caller_save but set caller_save_initialized_p to false.
3451 * caller-save.c (caller_save_initialized_p): Define.
3452 (init_caller_save): Check caller_save_initialized_p.
3453 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3455 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3458 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3459 and soft-fp/t-softfp to tmake_file.
3460 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3461 (LIBGCC2_TF_CEXT): Define.
3464 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3467 * cselib.c (n_useless_values): Document handling of debug locs.
3468 (n_useless_debug_values, n_debug_values): New variables.
3469 (new_elt_loc_list): Don't add to debug values, keep count.
3470 (promote_debug_loc): New.
3471 (cselib_reset_table): Zero new variables.
3472 (entry_and_rtx_equal_p): Promote debug locs.
3473 (discard_useless_locs): Increment n_useless_debug_values for
3475 (remove_useless_values): Adjust n_useless_values and n_debug_values
3476 with n_useless_debug_values.
3477 (add_mem_for_addr): Promote debug locs.
3478 (cselib_lookup_mem): Likewise.
3479 (cselib_lookup_addr): Renamed to...
3480 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3481 (cselib_log_lookup): ... this. Turn into...
3482 (cselib_lookup_addr): ... new wrapper.
3483 (cselib_lookup_from_insn): New.
3484 (cselib_invalidate_regno): Increment n_useless_debug_values for
3486 (cselib_invalidate_mem): Likewise.
3487 (cselib_process_insn): Take n_deleted and n_debug_values into
3488 account to guard remove_useless_value call.
3489 (cselib_finish): Zero n_useless_debug_values.
3490 * cselib.h (cselib_lookup_from_insn): Declare.
3491 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3492 (sched_analyze_2): Likewise.
3494 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3496 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3498 (adjust_mems): Replace narrowing SUBREG of expression containing
3499 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3500 with operations in the narrower mode.
3503 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3504 regs_invalidated_by_call instead all call_used_reg_set registers.
3506 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3509 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3510 pointer comparisons with types_compatible_p.
3511 * tree-vect-stmts.c (vectorizable_call): Same.
3512 (vectorizable_condition): Same.
3514 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3516 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3517 stack check if the mask would be zero.
3519 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3520 Jack Howarth <howarth@bromo.med.uc.edu>
3522 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3525 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3528 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3530 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3531 Include ___unordxf2 and ___unordtf2.
3532 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3535 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3537 * config/lm32/t-lm32: New file.
3538 * config.gcc: Use the above file when targetting lm32.
3540 2010-03-28 Duncan Sands <baldrick@free.fr>
3542 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3544 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3547 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3548 Improve vectorization cost model diagnostic.
3550 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3553 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3554 compute_data_dependences_for_loop returns false, early exit
3555 and output an extra diagnostic for the failed data reference
3558 2010-03-29 Richard Guenther <rguenther@suse.de>
3560 PR tree-optimization/43560
3561 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3562 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3564 2010-03-29 Jie Zhang <jie@codesourcery.com>
3567 * toplev.c (process_options): Set optimization_default_node
3568 and optimization_current_node.
3569 * opts.c (decode_options): Don't set optimization_default_node
3570 and optimization_current_node.
3572 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3574 * config/rtems.h: Abandon -qrtems_debug.
3576 2010-03-28 Jan Hubicka <jh@suse.cz>
3578 PR tree-optimization/43505
3579 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3580 map should not be copied.
3582 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3585 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3586 cdtors, set DECL_PRESERVE_P.
3587 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3590 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3592 PR tree-optimization/43528
3593 * stor-layout.c (place_field): Check that constant fits into
3594 unsigned HWI when skipping calculation of MS bitfield layout.
3596 2010-03-27 Jan Hubicka <jh@suse.cz>
3599 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3600 notice_global_symbol work.
3602 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3604 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3605 instead of dwarf2out_decl.
3606 (struct var_loc_node): Remove section_label field.
3607 (dwarf2out_function_decl): New function.
3608 (dwarf2out_var_location): Don't set section_label field.
3609 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3611 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3613 PR tree-optimization/43544
3614 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3615 First argument for builtin vectorized function hook is now a
3616 tree to be able to distinguish between machine specific and
3618 * targhooks.c (default_builtin_vectorized_function): Ditto.
3619 * targhooks.h (default_builtin_vectorized_function): Ditto.
3620 * target.h (struct gcc_target): Ditto.
3621 * tree-vect-stmts.c (vectorizable_function): Ditto.
3622 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3623 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3626 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3629 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3630 nested binding iff it is a FUNCTION_DECL.
3631 (store_parm_decls_newstyle): Pass nested=true to bind for
3632 FUNCTION_DECLs amongst parameters.
3634 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3636 * var-tracking.c (vt_expand_loc_callback): Don't run
3637 cselib_expand_value_rtx_cb in dummy mode if
3638 cselib_dummy_expand_value_rtx_cb returned false.
3640 * var-tracking.c (emit_note_insn_var_location): For one part
3641 notes with offset 0, don't add EXPR_LIST around the location.
3642 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3643 add_location_or_const_value_attribute): Adjust for that change.
3646 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3647 into first operand and location into second.
3648 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3649 dw_cfi_oprnd_loc for DW_CFA_expression.
3650 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3651 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3652 assume first argument is regnum and second argument is location.
3654 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3657 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3658 of scratch register to DImode. Split to DImode comparison operator.
3659 Use SImode subreg of scratch register in the multiplication.
3660 (*cmp_sadd_sidi): Ditto.
3661 (*cmp_ssub_si): Ditto.
3662 (*cmp_ssub_sidi): Ditto.
3664 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3667 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3668 Remove invalid assert and wrong comment.
3670 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3673 * flags.h (final_insns_dump_p): New extern.
3674 * final.c (final_insns_dump_p): New variable.
3675 (rest_of_clean_state): Set it before -fdump-final-insns=
3676 dumping, clear afterwards.
3677 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3678 MEM_ALIAS_SET on MEMs.
3680 2010-03-26 David S. Miller <davem@davemloft.net>
3682 * configure.ac: Fix sparc GOTDATA_OP bug check.
3683 * configure: Rebuild.
3685 2010-03-26 Alan Modra <amodra@gmail.com>
3687 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3689 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3691 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3692 TLS_SECTION_ASM_FLAG.
3694 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3697 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3698 Clear first_function_block_is_cold.
3701 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3702 argument if the argument is truth_value_p.
3704 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3706 * config/rs6000/constraints.md: Update copyright year for my changes.
3709 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3710 used in reg+reg addressing, swap registers.
3712 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3715 * target.h (struct gcc_target): Add code_end hook.
3716 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3718 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3719 * toplev.c (compile_file): Call targetm.asm_out.code_end
3720 hook before unwind info/debug info output.
3721 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3722 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3723 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3724 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3725 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3726 * config/i386/i386.c (ix86_file_end): Renamed to...
3727 (ix86_code_end): ... this. Make static. Don't call
3728 file_end_indicate_exec_stack. Emit unwind info using
3729 final_start_function/final_end_function.
3730 (darwin_x86_file_end): Remove.
3731 (TARGET_ASM_CODE_END): Define.
3732 * config/i386/i386.h (TARGET_ASM_FILE_END,
3733 NEED_INDICATE_EXEC_STACK): Don't define.
3734 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3735 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3736 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3737 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3740 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3741 at the beginning and final_end_function at the end.
3742 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3744 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3746 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3747 and Sun as TLS syntax.
3748 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3749 * configure: Regenerate.
3750 * config.in: Regenerate.
3751 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3752 (default_elf_asm_named_section): Use it.
3753 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3754 (i386_output_dwarf_dtprel): Likewise.
3755 (output_addr_const_extra): Likewise.
3756 (output_pic_addr_const): Lowercase @GOTTPOFF.
3757 (output_addr_const_extra): Likewise.
3758 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3759 (output_addr_const_extra): Likewise.
3760 (output_pic_addr_const): Lowercase @INDNTPOFF.
3761 (output_addr_const_extra): Likewise.
3762 (output_pic_addr_const): Lowercase @NTPOFF.
3763 (output_addr_const_extra): Likewise.
3764 (output_pic_addr_const): Lowercase @TPOFF.
3765 (output_addr_const_extra): Likewise.
3766 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3767 (*tls_global_dynamic_64): Likewise.
3768 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3769 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3771 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3772 (ASM_OUTPUT_TLS_COMMON): Use it.
3773 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3776 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3777 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3778 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3779 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3780 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3781 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3783 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3785 * config/i386/i386.c (override_options): Don't accept
3786 -mtls-dialect=sun any longer.
3787 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3788 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3789 (*tls_local_dynamic_base_32_sun): Likewise.
3790 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3792 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3795 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3796 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3799 * ira.c (adjust_cleared_regs): New function.
3800 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3804 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3806 * expr.c (expand_expr_real): Restore previous
3807 curr_insn_source_location and curr_insn_block after
3808 expand_expr_real_1 call.
3809 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3810 instead of expand_expr_real_1.
3812 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3814 PR rtl-optimization/43413
3815 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3818 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3821 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3822 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3824 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3826 * config/i386/i386.c (ix86_target_string): Add -mfma.
3827 Fix a typo in comment.
3829 2010-03-22 Mike Stump <mikestump@comcast.net>
3832 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3833 Don't overly align based upon packed packed fields.
3835 2010-03-22 Jason Merrill <jason@redhat.com>
3837 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3838 Use () rather than [], and move before the element type.
3840 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3842 * doc/configfiles.texi (Configuration Files): Removed
3843 fixinc/Makefile*, intl/Makefile.*.
3844 * doc/makefile.texi: Fixed markup. Abstract from version
3845 control system used.
3846 (Makefile): Removed obsolete gcc/java/parse.y example.
3847 * doc/sourcebuild.texi: Likewise.
3848 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3849 libgomp, libssp. Removed fastjar.
3850 (Miscellaneous Docs): Clarify location.
3851 Added COPYING3, COPYING3.LIB.
3852 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3854 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3857 * config/i386/i386.c (x86_function_profiler)
3858 [!NO_PROFILE_COUNTERS]: Fix typo.
3859 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3862 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3863 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3865 * doc/sourcebuild.texi (Test Directives): Split into six
3866 subsections, with most of the current text in new subsections
3867 Directives, Selectors, and Final Actions.
3868 (Directives): Split list of test directives into multiple
3870 (Selectors): Describe use and syntax of selectors.
3871 (Effective-Target Keywords): Describe all existing keywords.
3872 (Add Options): Describe features for dg-add-options.
3873 (Require Support): Describe variants of dg-require-support.
3874 (Final Actions): Describe commands to use in dg-final.
3876 2010-03-22 Michael Matz <matz@suse.de>
3879 * recog.c (validate_replace_rtx_group): Replace also in
3880 REG_EQUAL and REG_EQUIV notes.
3882 2010-03-22 Richard Guenther <rguenther@suse.de>
3884 PR tree-optimization/43390
3885 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3886 sure vector extracts are type correct.
3888 2010-03-22 Richard Guenther <rguenther@suse.de>
3891 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3892 x * sqrt (x) even when optimizing for size if the target
3893 has native support for sqrt.
3895 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3897 * varasm.c (make_decl_rtl_for_debug): Also clear
3898 flag_mudflap for the duration of make_decl_rtl call.
3901 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3902 locs from preserved VALUEs.
3904 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3907 * pa.md (movmemsi): Set align to one if zero.
3908 (movmemdi): Likewise.
3910 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3913 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3914 with their corresponding prologue pushes.
3916 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3919 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3920 at the begining or end.
3921 (spu_expand_epilogue): Likewise.
3923 2010-03-20 Richard Guenther <rguenther@suse.de>
3925 PR rtl-optimization/43438
3926 * combine.c (make_extraction): Properly zero-/sign-extend an
3927 extraction of the low part of a CONST_INT. Also handle
3930 2010-03-19 Mike Stump <mikestump@comcast.net>
3932 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3933 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3934 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3936 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3939 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3942 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3944 PR rtl-optimization/42258
3945 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3946 use that may match DEF.
3949 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3950 the cost of loading the constant rather than assuming
3952 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3953 outer code is AND, do the same tests as the andsi3 expander and
3954 return COSTS_N_INSNS (1) if and is cheap.
3956 * optabs.c (avoid_expensive_constant): Fix formatting.
3958 2010-03-19 Michael Matz <matz@suse.de>
3961 * attribs.c (decl_attributes): When rebuilding a function pointer
3962 type use the same qualifiers as the original pointer type.
3964 2010-03-19 Martin Jambor <mjambor@suse.cz>
3966 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3967 and is_gimple_ip_invariant_address.
3969 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3972 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3974 * config/arm/arm.c (arm_override_options): Turn off
3975 flag_dwarf2_cfi_asm for AAPCS variants.
3977 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3980 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3981 Use PRE_MODIFY instead of PRE_DEC.
3982 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3983 (vfp_emit_fstmd): Likewise.
3985 2010-03-19 Michael Matz <matz@suse.de>
3988 * builtins.c (expand_builtin_interclass_mathfn,
3989 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3992 2010-03-19 Richard Guenther <rguenther@suse.de>
3994 PR tree-optimization/43415
3995 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3996 (phi_translate_1): ... this.
3997 (phi_translate): Move all caching here. Cache all NARY
3998 and REFERENCE translations.
4000 2010-03-19 David S. Miller <davem@davemloft.net>
4002 With help from Eric Botcazou.
4003 * config/sparc/sparc.c: Include dwarf2out.h.
4004 (emit_pic_helper): Delete.
4005 (pic_helper_symbol_name): Delete.
4006 (pic_helper_emitted_p): Delete.
4007 (pic_helper_needed): New.
4008 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4009 (get_pc_thunk_name): New.
4010 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4011 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4012 Set pic_helper_needed to true. Don't call emit_pic_helper.
4013 (sparc_expand_prologue): Update load_pic_register call.
4014 (sparc_output_mi_thunk): Likewise.
4015 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4016 thunk if possible. Output CFI information as needed.
4018 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4019 Jack Howarth <howarth@bromo.med.uc.edu>
4022 * config/i386/i386.h: Fix ABI on darwin x86-32.
4024 2010-03-18 Aldy Hernandez <aldyh@redhat.com>