1 2010-05-02 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43879
4 * tree-tailcall.c (find_tail_calls): Clobbers also prevent
7 2010-05-02 Bruno Haible <bruno@clisp.org>
9 * doc/extend.texi (Function Attributes): Fix a typo.
11 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
14 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
15 placeholder from 0x%x to %#x.
16 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
17 * config/i386/i386.c (output_pic_addr_const): Ditto.
19 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
21 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
22 placeholder from 0x%x to %#x.
23 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
24 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
25 (ASM_OUTPUT_DEBUG_DATA): Ditto.
26 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
27 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
28 * optc-gen.awk: Ditto.
29 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
30 (HOST_WIDE_INT_PRINT_HEX): Ditto.
31 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
32 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
33 * gcov-dump.c (tag_function): Ditto.
36 2010-05-01 Anatoly Sokolov <aesok@post.ru>
38 * target.h (struct calls): Add function_value_regno_p field.
39 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
40 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
41 * targhooks.c (default_function_value_regno_p): New function.
42 * targhooks.h (default_function_value_regno_p): Declare function.
43 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
44 * builtins.c. (apply_result_size): (Ditto.).
45 * combine.c. (likely_spilled_retval_p): (Ditto.).
46 * mode-switching.c. Include 'target.h'.
47 (create_pre_exit): Use function_value_regno_p hook.
48 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
49 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
50 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
52 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
53 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
54 (ix86_function_value_regno_p): Declare as static, change argument
55 type to const unsigned int.
56 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
58 2010-05-01 Richard Guenther <rguenther@suse.de>
60 PR tree-optimization/43949
61 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
63 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
65 2010-05-01 Anatoly Sokolov <aesok@post.ru>
67 * rtl.h (CONST_DOUBLE_P): Define.
68 (rtx_to_double_int): Declare.
69 * emit-rtl.c (rtx_to_double_int): New function.
70 * dwarf2out.c (insert_double): New function.
71 (loc_descriptor, add_const_value_attribute): Clean up, use
72 rtx_to_double_int and insert_double functions.
74 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
76 * doc/extend.texi (Inline): Add missing return keyword to examples.
77 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
80 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
82 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
83 the variable part of the offset as well. Use highest_pow2_factor for
86 2010-04-30 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/43879
89 * tree-ssa-structalias.c (type_could_have_pointers): Functions
92 2010-04-30 Jan Hubicka <jh@suse.cz>
94 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
96 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
98 2010-04-30 Jan Hubicka <jh@suse.cz>
100 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
102 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
103 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
104 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
105 cgraph_node_set_needs_ltrans_p): Remove.
107 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
109 * sdbout.c: Include vec.h, do not include varray.h.
110 (deferred_global_decls, sdbout_global_decl,
111 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
112 * toplev.c: Do not include varray.h.
113 (dump_memory_report): Do not dump VARRAY statistics.
114 * gengtype.c (open_base_file): Ignore varray.h.
115 * Makefile.in: Update for abovementioned changes.
116 Remove all traces of varray.c and varray.h.
117 * varray.c: Remove file.
118 * varray.h: Remove file.
120 2010-04-30 Jan Hubicka <jh@suse.cz>
122 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
125 2010-04-30 Jan Hubicka <jh@suse.cz>
127 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
130 2010-04-30 Richard Guenther <rguenther@suse.de>
132 * tree-ssa-structalias.c (get_constraint_for_1): Generate
133 constraints for CONSTRUCTOR.
135 2010-04-30 Richard Guenther <rguenther@suse.de>
138 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
139 first after all lowering passes.
141 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
143 * toplev.c: Include varray.h for statistics dumping.
144 * tree.h: Do not declare varray_head_tag.
145 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
146 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
147 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
148 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
149 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
150 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
151 c-common.c, c-common.h, reg-stack.c, basic-block.h,
152 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
154 * Makefile.in: Update for abovementioned changes.
156 2010-04-30 Jakub Jelinek <jakub@redhat.com>
159 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
161 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
163 * config/picochip/picochip.c (picochip_legitimize_address): Define.
164 Use this function to do machine-specific conversion.
165 (picochip_legitimize_reload_address): Likewise.
166 (picochip_legitimate_address_p): Check valid base register only if
168 (picochip_check_conditional_copy): Check for modw only if opnd is
170 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
171 to call the function in c.
172 * config/picochip/picochip-protos.h
173 (picochip_legitimize_reload_address): Define.
174 * config/picochip/picochip.md (supported_compare1): Define.
176 2010-04-30 Jan Hubicka <jh@suse.cz>
178 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
179 (cgraph_global_info): Remove inlined.
180 (LTO_cgraph_tag_names): Remove.
181 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
182 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
183 simplify cgraph tags and document.
184 (lto_output_node): Use only LTO_cgraph_unavail_node and
185 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
186 for_functions_valid, global info, process and output flags.
187 (input_overwrite_node): Initialize estimated stack size and
188 estimated growth. Do not read flags we no longer store.
189 (input_node): Likewise do not read info no longer stored.
190 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
193 2010-04-30 Richard Guenther <rguenther@suse.de>
195 PR tree-optimization/43879
196 * tree-ssa-structalias.c (get_constraint_for_1): Properly
197 handle non-zero initializers.
199 2010-04-30 Richard Guenther <rguenther@suse.de>
201 * builtins.c (fold_builtin_1): Delete free (0).
203 2010-04-29 Jan Hubicka <jh@suse.cz>
205 * gengtype.c (open_base_files): Add lto-streamer.h
206 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
207 (pass_ipa_cp): GGC collect.
208 * toplev. (compile_file): Do not output symbols.
209 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
210 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
211 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
212 * lto-section-in.c: Include ggc.h
213 (lto_new_in_decl_state): Alloc in GGC.
214 (lto_delete_in_decl_state): Likewise.
215 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
218 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
221 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
222 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
223 (HONOR_REG_ALLOC_ORDER): Describe new macro.
224 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
225 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
226 account only if HONOR_REG_ALLOC_ORDER is not defined.
227 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
228 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
230 2010-04-29 Jon Grant <04@jguk.org>
232 * collect2.c (vflag): Change type from int to bool.
234 (helpflag): New global bool.
235 (main): Set vflag and debug with boolean, not integer truth values.
236 Accept new "--help" option and output usage text if found.
237 * collect2.h (vflag): Update prototype.
240 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
243 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
245 2010-04-29 Richard Guenther <rguenther@suse.de>
248 * plugin.h (invoke_plugin_callbacks): Annotate arguments
249 with ATTRIBUTE_UNUSED.
251 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
254 * config/i386/i386.c (get_some_local_dynamic_name): Replace
255 INSN_P with NONDEBUG_INSN_P.
256 (distance_non_agu_define): Likewise.
257 (distance_agu_use): Likewise.
259 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
261 From Dominique d'Humieres <dominiq@lps.ens.fr>
263 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
266 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
268 * plugin.h (invoke_plugin_callbacks): New inline function.
269 * plugin.c (flag_plugin_added): New global flag.
270 (add_new_plugin): Initialize above flag.
271 (invoke_plugin_callbacks): Rename to ...
272 (invoke_plugin_callbacks_full): ... this.
274 2010-04-28 Jan Hubicka <jh@suse.cz>
276 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
277 (lto_varpool_replace_node): New.
278 (lto_symtab_resolve_symbols): Resolve varpool nodes.
279 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
280 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
281 * cgraph.h (varpool_node_ptr): New type.
282 (varpool_node_ptr): New vector.
283 (varpool_node_set_def): New structure.
284 (varpool_node_set): New type.
285 (varpool_node_set): New vector.
286 (varpool_node_set_element_def): New structure.
287 (varpool_node_set_element, const_varpool_node_set_element): New types.
288 (varpool_node_set_iterator): New type.
289 (varpool_node): Add prev pointers, add used_from_other_partition,
291 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
292 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
293 varpool_get_node, varpool_remove_node): Declare.
294 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
295 varpool_node_set_size): New inlines.
296 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
297 * tree-pass.h (varpool_node_set_def): Forward declare.
298 (ipa_opt_pass_d): Summary writting takes vnode sets too.
299 (ipa_write_optimization_summaries): Update prototype.
300 * ipa-cp.c (ipcp_write_summary): Update.
301 * ipa-reference.c (ipa_reference_write_summary): Update.
302 * lto-cgraph.c (lto_output_varpool_node): New static function.
303 (output_varpool): New function.
304 (input_varpool_node): New static function.
305 (input_varpool_1): New function.
306 (input_cgraph): Input varpool.
307 * ipa-pure-const.c (pure_const_write_summary): Update.
308 * lto-streamer-out.c (lto_output): Update, output varpool too.
309 (write_global_stream): Kill WPA hack.
310 (produce_asm_for_decls): Update.
311 (output_alias_pair_p): Handle variables.
312 (output_unreferenced_globals): Output only needed partition of varpool.
313 * ipa-inline.c (inline_write_summary): Update.
314 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
316 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
317 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
318 varpool_node_set_new, varpool_node_set_add,
319 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
320 debug_varpool_node_set): New functions.
321 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
322 (execute_one_pass): Process new decls too.
323 (ipa_write_summaries_2): Pass around vsets.
324 (ipa_write_summaries_1): Likewise.
325 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
327 (ipa_write_optimization_summaries_1): Pass around vsets.
328 (ipa_write_optimization_summaries): Likewise.
329 * varpool.c (varpool_get_node): New.
330 (varpool_node): Update doubly linked lists.
331 (varpool_remove_node): New.
332 (dump_varpool_node): More dumping.
333 (varpool_enqueue_needed_node): Update doubly linked lists.
334 (decide_is_variable_needed): Kill ltrans hack.
335 (varpool_finalize_decl): Kill lto hack.
336 (varpool_assemble_decl): Skip decls in other partitions.
337 (varpool_assemble_pending_decls): Update doubly linkes lists.
338 (varpool_empty_needed_queue): Likewise.
339 (varpool_extra_name_alias): Likewise.
340 * lto-streamer.c (lto_get_section_name): Add vars section.
341 * lto-streamer.h (lto_section_type): Update.
342 (output_varpool, input_varpool): Declare.
344 2010-04-28 Mike Stump <mikestump@comcast.net>
346 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
348 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
350 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
351 record or union type with RECORD_OR_UNION_TYPE_P predicate.
352 (lto_input_ts_type_tree_pointers): Likewise.
353 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
354 (lto_output_ts_type_tree_pointers): Likewise.
356 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
358 Uniquization of constants at the Tree level
359 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
360 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
362 (tree_output_constant_def): Declare.
363 * gimplify.c (gimplify_init_constructor): When using block copy, first
364 uniquize the constant constructor on the RHS.
365 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
366 DECL_IN_CONSTANT_POOL flag.
367 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
368 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
370 (assemble_variable): Deal with symbols belonging to the tree constant
372 (get_constant_section): Add ALIGN parameter and simplify.
373 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
374 (assemble_constant_contents): Use the expression of the VAR_DECL.
375 (output_constant_def_contents): Use the alignment of the VAR_DECL.
376 (tree_output_constant_def): New global function.
377 (mark_constant): Use the expression of the VAR_DECL.
378 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
380 (output_object_block): Likewise and assemble the expression.
382 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
384 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
385 hash_tree, eq_tree): New tree hash table.
386 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
387 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
388 lto_orig_address_remove): Reimplement.
390 2010-04-28 Xinliang David Li <davidxl@google.com>
393 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
394 (compute_uninit_opnds_pos): New function.
395 (is_non_loop_exit_postdominating): New function.
396 (compute_control_dep_chain): New function.
397 (find_pdom): New function.
398 (convert_control_dep_chain_into_preds): New function.
399 (find_predicates): New function.
400 (find_control_equiv_block): New function.
401 (collect_phi_def_edges): New function.
402 (find_def_preds): New function.
403 (find_dom): New function.
404 (dump_predicates): New function.
405 (get_cmp_code): New function.
406 (is_value_included_in): New function.
407 (find_matching_predicate_in_rest_chains): New function.
408 (use_pred_not_overlap_with_undef_path_pred): New function.
409 (is_use_properly_guarded): New function.
410 (normalize_cond_1): New function.
411 (is_and_or_or): New function.
412 (normalize_cond): New function.
413 (is_gcond_subset_of): New function.
414 (is_subset_of_any): New function.
415 (is_or_set_subset_of): New function.
416 (is_and_set_subset_of): New function.
417 (is_norm_cond_subset_of): New function.
418 (is_pred_expr_subset_of): New function.
419 (is_pred_chain_subset_of): New function.
420 (is_included_in): New function.
421 (is_superset_of): New function.
422 (find_uninit_use): New function.
423 (warn_uninitialized_phi): New function.
424 (compute_possibly_undefined_names): New function.
425 (ssa_undefined_value_p): New function.
426 (execute_late_warn_uninitialized): New function.
427 * tree-ssa.c (ssa_undefined_value_p): Removed.
428 (warn_uninit): Changed to extern.
429 (warn_uninitialized_phi): Removed.
430 (warn_uninitialized_vars): Changed to extern.
431 (execute_late_warn_uninitialized): Removed
432 * tree-flow.h: Add new prototypes.
433 * timevar.def: Add new time variable.
434 * Makefile.in: Add new build file.
436 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
438 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
441 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
444 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
446 2010-04-28 Martin Jambor <mjambor@suse.cz>
448 * cgraph.h (struct cgraph_node): New field indirect_calls.
449 (struct cgraph_indirect_call_info): New type.
450 (struct cgraph_edge): Removed field indirect_call. New fields
451 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
452 (cgraph_create_indirect_edge): Declare.
453 (cgraph_make_edge_direct): Likewise.
454 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
455 * ipa-prop.h (struct ipa_param_call_note): Removed.
456 (struct ipa_node_params): Removed field param_calls.
457 (ipa_create_all_structures_for_iinln): Declare.
458 * cgraph.c: Described indirect edges and uids in initial comment.
459 (cgraph_add_edge_to_call_site_hash): New function.
460 (cgraph_edge): Search also among the indirect edges, use
461 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
462 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
463 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
465 (initialize_inline_failed): Assign a reason to indirect edges.
466 (cgraph_create_edge_1): New function.
467 (cgraph_create_edge): Moved some functionality to
468 cgraph_create_edge_1.
469 (cgraph_create_indirect_edge): New function.
470 (cgraph_edge_remove_callee): Add an assert checking for
472 (cgraph_edge_remove_caller): Special-case indirect edges.
473 (cgraph_remove_edge): Likewise.
474 (cgraph_set_edge_callee): New function.
475 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
476 (cgraph_make_edge_direct): New function.
477 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
478 the declaration of the call statement matches.
479 (cgraph_node_remove_callees): Special-case indirect edges.
480 (cgraph_clone_edge): Likewise.
481 (cgraph_clone_node): Clone also the indirect edges.
482 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
483 indirect_call, dump count of indirect_calls edges.
484 * ipa-prop.c (iinlining_processed_edges): New variable.
485 (ipa_note_param_call): Create indirect edges instead of
486 creating notes. New parameter node.
487 (ipa_analyze_call_uses): New parameter node, pass it on to
489 (ipa_analyze_stmt_uses): Likewise.
490 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
491 (print_edge_addition_message): Work on edges rather than on notes.
492 (update_call_notes_after_inlining): Likewise, renamed to
493 update_indirect_edges_after_inlining.
494 (ipa_create_all_structures_for_iinln): New function.
495 (ipa_free_node_params_substructures): Do not free notes.
496 (ipa_edge_duplication_hook): Propagate bits within
497 iinlining_processed_edges bitmap.
498 (ipa_node_duplication_hook): Do not duplicate notes.
499 (free_all_ipa_structures_after_ipa_cp): Renamed to
500 ipa_free_all_structures_after_ipa_cp.
501 (free_all_ipa_structures_after_iinln): Renamed to
502 ipa_free_all_structures_after_iinln.g
503 (ipa_write_param_call_note): Removed.
504 (ipa_read_param_call_note): Removed.
505 (ipa_write_indirect_edge_info): New function.
506 (ipa_read_indirect_edge_info): Likewise.
507 (ipa_write_node_info): Do not stream notes, do stream information
509 (ipa_read_node_info): Likewise.
510 (lto_ipa_fixup_call_notes): Removed.
511 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
512 * ipa-inline.c (pass_ipa_inline): Likewise.
513 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
514 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
515 * tree-inline.c (copy_bb): Removed an unnecessary double check for
517 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
519 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
520 (output_cgraph): Stream also indirect edges.
521 (lto_output_edge): Added capability to stream indirect edges.
522 (input_edge): Likewise.
523 (input_cgraph_1): Likewise.
524 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
527 2010-04-28 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/43879
530 PR tree-optimization/43909
531 * tree-ssa-structalias.c (struct variable_info): Add
532 only_restrict_pointers flag.
533 (new_var_info): Initialize it. Increment stats.total_vars here.
534 (create_function_info_for): Do not increment stats.total_vars
536 (get_function_part_constraint): Fix build with C++.
537 (insert_into_field_list): Remove.
538 (push_fields_onto_fieldstack): Properly merge fields.
539 (create_variable_info_for): Split and simplify.
540 (create_variable_info_for_1): New piece.
541 (intra_create_variable_infos): Properly make restrict constraints
544 2010-04-28 Richard Guenther <rguenther@suse.de>
547 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
549 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
550 Jan Hubicka <hubicka@ucw.cz>
552 * doc/invoke.texi (-Wsuggest-attribute=const,
553 -Wsuggest-attribute=pure): Document.
554 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
555 (function_always_visible_to_compiler_p,
556 suggest_attribute, warn_function_pure, warn_function_const):
558 (check_call): Improve debug info.
559 (analyze_function): Do not check availability.
560 (add_new_function): Check availability.
561 (propagate): Output warnings.
562 (skip_function_for_local_pure_const): New function.
563 (local_pure_const): Use it; output warnings.
564 * common.opt (Wsuggest-attribute=const,
565 Wsuggest-attribute=pure): New.
567 2010-04-27 Jakub Jelinek <jakub@redhat.com>
569 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
570 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
571 or DW_CFA_def_cfa_offset{,_sf}.
573 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
575 * tree.h: Fix truncated long macros.
577 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
579 * collect2.c (TARGET_64BIT): Redefine to target's default.
581 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
582 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
583 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
584 for underscoring __USER_LABEL_PREFIX__.
585 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
586 (SUB_LINK_ENTRY32): New.
587 (SUB_LINK_ENTRY64): New.
588 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
589 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
590 (SUB_LINK_ENTRY64): New.
591 (SUB_LINK_ENTRY): New.
592 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
593 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
594 x64 target is choosen.
595 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
596 * configure: Regenerated.
597 * configure.ac (leading-mingw64-underscores): Option added.
599 2010-04-27 Jan Hubicka <jh@suse.cz>
601 * doc/invoke.texi (-fipa-profile): Document.
602 * opts.c (decode_options): Enable ipa-profile at -O1.
603 * timevar.def (TV_IPA_PROFILE): Define.
604 * common.opt (fipa-profile): Add.
605 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
607 (cgraph_propagate_frequency): Handle only local ones.
608 * tree-pass.h (pass_ipa_profile): Declare.
609 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
610 (pass_ipa_profile): Use TV_IPA_PROFILE.
611 * ipa.c (ipa_profile): New function.
612 (gate_ipa_profile): Likewise.
613 (pass_ipa_profile): New global variable.
614 * passes.c (pass_ipa_profile): New.
616 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
618 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
620 2010-04-27 Martin Jambor <mjambor@suse.cz>
623 * ipa.c (dissolve_same_comdat_group_list): New function.
624 (function_and_variable_visibility): Call
625 dissolve_same_comdat_group_list when comdat group contains external or
627 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
628 lists are circular and that they contain only DECL_ONE_ONLY nodes.
630 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
632 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
633 (const_hash_1) <VECTOR_CST>: New case.
634 (compare_constant) <VECTOR_CST>: Likewise.
635 <ADDR_EXPR>: Deal with LABEL_REFs.
636 (copy_constant) <VECTOR_CST>: New case.
638 2010-04-27 Jan Hubicka <jh@suse.cz>
640 * cgraph.c (cgraph_propagate_frequency): New function.
641 * cgraph.h (cgraph_propagate_frequency): Declare.
642 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
643 cgraph_propagate_frequency.
645 2010-04-27 Jakub Jelinek <jakub@redhat.com>
647 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
649 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
652 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
653 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
654 here to determine which regs to push and how much stack to reserve.
656 2010-04-27 Jie Zhang <jie@codesourcery.com>
658 * doc/gimple.texi (gimple_statement_with_ops): Remove
659 addresses_taken field.
660 (gimple_statement_with_memory_ops): Likewise.
662 2010-04-27 Jan Hubicka <jh@suse.cz>
664 * tree-inline.c (eni_inlining_weights): Remove.
665 (estimate_num_insns): Special case more builtins.
667 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
670 * c-typeck.c (build_binary_op): Move forward check for comparison
671 pointer with null pointer constant and adjust the diagnostic message.
673 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
676 * configure.ac (gcc_cv_as_section_has_align): Set if installed
677 binutils supports extended .section directive needed by LTO, or
678 warn if older binutils found.
679 (LTO_BINARY_READER): New AC_SUBST'd variable.
680 (LTO_USE_LIBELF): Likewise.
681 * gcc/config.gcc (lto_binary_reader): New target-specific configure
683 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
684 (LTO_USE_LIBELF): Likewise.
685 * configure: Regenerate.
687 * collect2.c (is_elf): Rename from this ...
688 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
689 object files in addition to ELF-formatted ones.
690 (scan_prog_file): Caller updated. Also allow for LTO info marker
691 symbol to be prefixed or not by an extra underscore.
693 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
694 * config/i386/winnt.c: Also #include lto-streamer.h
695 (i386_pe_asm_named_section): Specify 1-byte section alignment for
697 (i386_pe_asm_output_aligned_decl_common): Add comment.
698 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
700 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
703 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
704 Add missing earlyclobber for second alternative.
706 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
708 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
709 bits for artificial defs at the top of the block.
710 * fwprop.c (single_def_use_enter_block): Don't call it.
712 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
715 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
716 instead of "$gcc_cv_objdump -T".
717 Use "-undefined dynamic_lookup" on darwin.
718 * gcc/configure: Regenerate.
720 2010-04-26 Jakub Jelinek <jakub@redhat.com>
723 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
725 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
727 * c-parser.c (struct c_token): Move location field up.
728 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
729 (struct c_declspecs): Convert typespec_word, storage_class, and
730 default_int_p into bitfields.
731 (struct c_declarator): Move loc field up.
733 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
735 * cfgloop.h (struct loop): Move can_be_parallel field up.
736 * ipa-prop.h (struct ip_node_params): Move bitfields up.
737 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
739 (struct iv_cand): Convert pos field into a bitfield.
740 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
742 (struct _stmt_vec_info): Shuffle fields for better packing.
744 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
746 * varasm.c (IN_NAMED_SECTION): Remove guard.
747 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
748 (IN_NAMED_SECTION_P): ...this.
749 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
750 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
752 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
754 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
755 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
756 of shadowing it. Fix comments.
758 2010-04-26 Jan Hubicka <jh@suse.cz>
760 * cgraph.c (cgraph_create_node): Set node frequency to normal.
761 (cgraph_clone_node): Copy function frequency.
762 * cgraph.h (node_frequency): New enum
763 (struct cgraph_node): Add.
764 * final.c (rest_of_clean_state): Update.
765 * lto-cgraph.c (lto_output_node): Output node frequency.
766 (input_overwrite_node): Input node frequency.
767 * tre-ssa-loop-ivopts (computation_cost): Update.
768 * lto-streamer-out.c (output_function): Do not output function
770 * predict.c (maybe_hot_frequency_p): Update and handle functions
772 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
774 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
775 (compute_function_frequency): Set noreturn functions to be executed
777 (choose_function_section): Update.
778 * lto-streamer-in.c (input_function): Do not input function frequency.
779 * function.c (allocate_struct_function): Do not initialize function
781 * function.h (function_frequency): Remove.
782 (struct function): Remove function frequency.
783 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
784 (try_update): Update.
785 * tree-inline.c (initialize_cfun): Do not update function frequency.
786 * passes.c (pass_init_dump_file): Update.
787 * i386.c (ix86_compute_frame_layout): Update.
788 (ix86_pad_returns): Update.
790 2010-04-26 Jie Zhang <jie@codesourcery.com>
792 PR tree-optimization/43833
793 * tree-vrp.c (range_int_cst_p): New.
794 (range_int_cst_singleton_p): New.
795 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
796 when both operands are constants. Use range_int_cst_p in
799 2010-04-26 Jan Hubicka <jh@suse.cz>
801 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
803 2010-04-26 Richard Guenther <rguenther@suse.de>
806 * gimple.c (gimple_decl_printable_name): Deal gracefully
807 with a NULL DECL_NAME.
809 2010-04-26 Richard Guenther <rguenther@suse.de>
812 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
813 if emitting debug information and it is either a function
816 2010-04-26 Ira Rosen <irar@il.ibm.com>
818 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
819 determine if the statement is vectorizable, and a macro to access it.
820 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
821 Skip statements that can't be vectorized. If the analysis fails,
822 mark the statement as unvectorizable if vectorizing basic block.
823 (vect_compute_data_refs_alignment): Likewise.
824 (vect_verify_datarefs_alignment): Skip statements marked as
825 unvectorizable. Add print.
826 (vect_analyze_group_access): Skip statements that can't be
827 vectorized. If the analysis fails, mark the statement as
828 unvectorizable if vectorizing basic block.
829 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
830 * tree-vect-stmts.c (vectorizable_store): Fix the number of
831 generated stmts for SLP.
832 (new_stmt_vec_info): Initialize the new field.
833 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
834 statements marked as unvectorizable.
836 2010-04-25 Joseph Myers <joseph@codesourcery.com>
838 * c-common.c (flag_isoc1x): New.
839 (flag_isoc99): Update comment.
840 * c-common.h (flag_isoc1x): New.
841 (flag_isoc99): Update comment.
842 * c-cppbuiltin.c (builtin_define_float_constants): Also define
843 __<type>_DECIMAL_DIG__.
844 * c-opts.c (set_std_c1x): New.
845 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
846 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
847 * c.opt (-std=c1x, -std=gnu1x): New options.
848 * doc/cpp.texi: Mention -std=c1x.
849 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
850 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
851 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
852 * doc/standards.texi: Mention C1X.
853 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
854 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
855 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
858 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
860 * config/i386/gmon-sol2.c (_mcleanup): Change format string
861 placeholder from 0x%x to %#x.
862 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
863 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
864 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
865 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
866 * config/i386/i386.c (ix86_target_string): Ditto.
867 (output_pic_addr_const): Ditto.
868 (print_operand): Ditto.
870 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
872 * combine.c (find_split_point): Add third argument. Use it
873 to find nested multiply-accumulate instructions. Adjust calls.
874 (try_combine): Adjust call to find_split_point.
876 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
878 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
880 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
882 PR tree-optimization/41442
883 * fold-const.c (merge_truthop_with_opposite_arm): New function.
884 (fold_binary_loc): Call it.
886 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
888 * toplev.c (general_init): Set default for fdiagnostics-show-option.
889 * opts.c (common_handle_option): Allow disabling it.
890 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
892 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
894 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
895 between modes if both types are integral.
897 2010-04-23 Richard Guenther <rguenther@suse.de>
899 PR tree-optimization/43572
900 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
902 2010-04-23 Richard Guenther <rguenther@suse.de>
905 * tree-inline.c (tree_can_inline_p): Also check compatibility
908 2010-04-23 Martin Jambor <mjambor@suse.cz>
910 PR tree-optimization/43846
911 * tree-sra.c (struct access): New flag grp_assignment_read.
912 (build_accesses_from_assign): Set grp_assignment_read.
913 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
914 (enum mark_read_status): New type.
915 (analyze_access_subtree): Propagate grp_assignment_read, create
916 accesses also if both direct_read and root->grp_assignment_read.
918 2010-04-23 Martin Jambor <mjambor@suse.cz>
921 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
922 function does not have type attributes.
924 2010-04-23 Richard Guenther <rguenther@suse.de>
927 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
930 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
932 * sese.h (create_if_region_on_edge): Remove.
934 * sese.c (create_if_region_on_edge): Make static.
936 * tree-inline.c: Do not include ggc.h.
938 * expr.c: Do not include ggc.h.
940 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
943 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
946 * config/sh/sh.c (find_barrier): Don't emit a constant pool
947 in the middle of insns for casesi_worker_2.
949 2010-04-22 David Edelsohn <edelsohn@gnu.org>
951 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
953 2010-04-22 Ira Rosen <irar@il.ibm.com>
955 PR tree-optimization/43842
956 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
957 loop unrolling in update of exit phis. Fix comment.
958 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
959 least two reduction statements in the loop before starting SLP
962 2010-04-22 Nick Clifton <nickc@redhat.com>
964 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
966 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
968 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
971 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
973 * tree-parloops.c (loop_parallel_p): New argument
974 parloop_obstack. Pass it down.
975 (parallelize_loops): New variable parloop_obstack. Initialize it,
976 pass it down, free it.
978 * tree-loop-linear.c (linear_transform_loops): Pass down
981 * tree-data-ref.h (lambda_compute_access_matrices): New argument
982 of type struct obstack *.
984 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
985 scratch_obstack. Initialize it, pass down, free it.
987 * lambda.h (lambda_loop_new): Remove.
988 (lambda_matrix_new, lambda_matrix_inverse)
989 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
990 argument of type struct obstack *.
992 * lambda-trans.c (lambda_trans_matrix_new): New argument
993 lambda_obstack. Pass it down, use obstack allocation for ret.
994 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
997 * lambda-mat.c (lambda_matrix_get_column)
998 (lambda_matrix_project_to_null): Remove.
999 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1001 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1004 * lambda-code.c (lambda_loop_new): New function.
1005 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1006 (lambda_compute_auxillary_space, lambda_compute_target_space)
1007 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1008 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1009 (build_access_matrix): New argument lambda_obstack. Use obstack
1011 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1012 argument lambda_obstack. Pass it down.
1014 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1016 * optabs.h (expand_widening_mult): Declare.
1018 2010-04-22 Richard Guenther <rguenther@suse.de>
1020 PR tree-optimization/43845
1021 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1022 lookup the CALL_EXPR function and arguments.
1024 2010-04-22 Nick Clifton <nickc@redhat.com>
1026 * config/stormy16/stormy16.c
1027 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1028 * config/stormy16/stormy16.h: Tidy up formatting.
1029 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1030 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1031 (ineqbranchsi): Delete pattern.
1032 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1033 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1034 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1035 stormy16-lib2-ucmpsi2.c.
1037 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1039 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1040 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1041 extra set merge_set_noclobber, and use it to relax the final test
1043 * df.h (df_simulate_find_noclobber_defs): Declare.
1044 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1046 (df_simulate_find_noclobber_defs): New function.
1048 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1050 * config/i386/i386.md: Use {} around multi-line preparation statements.
1052 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1054 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1055 (process_init_element): New argument of type struct obstack *.
1057 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1058 (set_init_index, set_init_label, set_nonincremental_init)
1059 (set_nonincremental_init_from_string, find_init_member)
1060 (output_init_element, output_pending_init_elements)
1061 (process_init_element): New argument braced_init_obstack. Pass it
1063 (push_range_stack, add_pending_init): New argument
1064 braced_init_obstack. Use obstack allocation.
1066 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1067 braced_init_obstack. Pass it down.
1068 (c_parser_braced_init): New variables ret, braced_init_obstack.
1069 Initialize obstack, pass it down and finally free it.
1071 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1074 * tree-pass.h (pass_optimize_widening_mul): Declare.
1075 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1076 gate_optimize_widening_mul): New static functions.
1077 (pass_optimize_widening_mul): New.
1078 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1079 <case MULT_EXPR>: Remove support for widening multiplies.
1080 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1081 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1082 simplify_gen_unary rather than directly building extensions.
1083 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1085 * expmed.c (expand_widening_mult): New function.
1086 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1088 2010-04-21 Jan Hubicka <jh@suse.cz>
1090 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1091 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1092 * lto-wpa-fixup.c: Remove.
1093 * Makefile.in (lto-wpa-fixup.o): Remove.
1094 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1095 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1096 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1098 2010-04-21 Jan Hubicka <jh@suse.cz>
1100 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1101 add write_optimization_summary, read_optimization_summary.
1102 (ipa_write_summaries_of_cgraph_node_set): Remove.
1103 (ipa_write_optimization_summaries): Declare.
1104 (ipa_read_optimization_summaries): Declare.
1105 * ipa-cp.c (pass_ipa_cp): Update.
1106 * ipa-reference.c (pass_ipa_reference): Update.
1107 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1108 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1110 * ipa-inline.c (pass_ipa_inline): Update.
1111 * ipa.c (pass_ipa_whole_program): Update.
1112 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1113 * passes.c (ipa_write_summaries_1): Do not test wpa.
1114 (ipa_write_optimization_summaries_1): New.
1115 (ipa_write_optimization_summaries): New.
1116 (ipa_read_summaries): Do not test ltrans.
1117 (ipa_read_optimization_summaries_1): New.
1118 (ipa_read_optimization_summaries): New.
1120 2010-04-21 Jan Hubicka <jh@suse.cz>
1122 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1124 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1126 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1129 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1130 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1132 2010-04-21 Jan Hubicka <jh@suse.cz>
1134 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1136 2010-04-21 Jan Hubicka <jh@suse.cz>
1138 * varpool.c (decide_is_variable_needed): Variable is always needed
1141 2010-04-21 Jan Hubicka <jh@suse.cz>
1143 * opts.c (decode_options): Enable pure-const pass for whopr.
1145 2010-04-21 Jan Hubicka <jh@suse.cz>
1147 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1148 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1150 (cgraph_decide_inlining): Do not expect callee to be removed in all
1153 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1155 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1157 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1159 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1160 amdfam10_decode attributes.
1162 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1165 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1166 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1167 (lower_copyprivate_clauses): Use private var in outer
1168 context instead of original var. Make sure the types
1169 are correct for VLAs.
1171 2010-04-21 Richard Guenther <rguenther@suse.de>
1173 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1174 to non-pointer objects.
1176 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1178 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1179 last chain entry if it starts with the still current label.
1180 (add_location_or_const_value_attribute): Check that
1181 loc_list->first->next is NULL instead of comparing ->first with ->last.
1182 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1183 to add_var_loc_to_decl.
1185 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1186 >= 4 add also address size and segment size fields into CIE header.
1188 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1189 long as address size is the same as sizeof (void *) and
1191 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1192 address size or segment size is unexpected, return DW_EH_PE_omit.
1193 (classify_object_over_fdes): If get_cie_encoding returned
1194 DW_EH_PE_omit, return -1.
1195 (init_object): If classify_object_over_fdes returned -1,
1196 pretend there were no FDEs at all.
1198 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1201 bswap{si,di}2 using SWI48 mode iterator.
1202 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1203 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1204 set modrm attribute of bswap insn to 0 and remove length attribute.
1205 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1206 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1207 set mode attribute to <MODE> and remove length attribute.
1209 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1211 PR rtl-optimization/43520
1212 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1213 zero available registers.
1215 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1217 * builtins.c (fold_builtin_cproj): Fold more cases.
1219 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1222 (fold_builtin_1): Fold builtin cproj.
1223 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1224 Use ATTR_CONST_NOTHROW_LIST.
1226 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1228 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1229 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1230 ffsi2_no_cmove for !TARGET_CMOVE.
1231 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1232 (ffssi2): Remove expander.
1233 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1235 (ctz<mode>2): Ditto from ctz{si,di}2.
1236 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1238 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1241 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1243 * dwarf2out.c (AT_linkage_name): Define.
1244 (clone_as_declaration): Handle DW_AT_linkage_name.
1245 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1246 of DW_AT_MIPS_linkage_name.
1247 (move_linkage_attr): Likewise.
1248 (dwarf2out_finish): Likewise.
1250 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1253 * fold-const.c (fold_comparison): New folding rule.
1255 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1257 * double-int.h (double_int_setbit): Declare.
1258 * double-int.c (double_int_setbit): New function.
1259 * rtl.h (immed_double_int_const): Declare.
1260 * emit-rtl.c (immed_double_int_const): New function.
1261 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1262 and immed_double_int_const functions.
1263 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1264 expand_copysign_bit): (Ditto.).
1265 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1266 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1267 * dojump.c (prefer_and_bit_test): (Ditto.).
1268 * expr.c (convert_modes, reduce_to_bit_field_precision,
1269 const_vector_from_tree): (Ditto.).
1270 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1272 2010-04-20 Jan Hubicka <jh@suse.cz>
1274 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1275 (dump_cgraph_node): Dump new flags.
1276 * cgraph.h (struct cgraph_node): Add flags
1277 reachable_from_other_partition and in_other_partition.
1278 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1279 other partition can not be removed.
1280 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1281 the other partition must be output; silence sanity checking on
1282 leaking functions bodies from other paritition.
1283 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1284 (lto_output_node): Output new flags; do not sanity check that inline
1285 clones are output; drop lto_forced_extern_inline_p code; do not mock
1286 visibility flags at partition boundaries.
1287 (add_node_to): New function.
1288 (output_cgraph): Use it to sort functions so masters appear before
1290 (input_overwrite_node): Input new flags.
1291 * passes.c (ipa_write_summaries): Do not call
1292 lto_new_extern_inline_states.
1293 * lto-section-out.c (forced_extern_inline,
1294 lto_new_extern_inline_states lto_delete_extern_inline_states,
1295 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1296 * lto-streamer.h (lto_new_extern_inline_states,
1297 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1298 lto_forced_extern_inline_p): Kill.
1300 2010-04-20 Richard Guenther <rguenther@suse.de>
1302 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1303 from vars that can have pointers.
1304 (process_constraint): Dump useless constraints.
1306 2010-04-20 Richard Guenther <rguenther@suse.de>
1308 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1309 (dump_sa_points_to_info): Remove asserts.
1310 (init_base_vars): nothing_id isn't an escape point nor does it
1313 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1315 * tree.h (TYPE_REF_IS_RVALUE): Define.
1316 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1317 should_move_die_to_comdat, prune_unused_types_walk): Handle
1318 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1319 (modified_type_die, gen_reference_type_die): Emit
1320 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1321 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1323 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1326 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1327 calls for -fpic -m31 if they have been sibcall optimized.
1329 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1331 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1332 ar.lc fixed and call-used.
1334 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1336 2010-04-19 Jan Hubicka <jh@suse.cz>
1338 * opts.c (decode_options): Disable whpr incompatible passes.
1339 * lto/lto.c (lto_1_to_1_map): Skip clones.
1340 (read_cgraph_and_symbols): Do not mark everything as needed.
1341 (do_whole_program_analysis): Do map only after optimizing;
1342 set proper cgraph_state; use passmanager.
1344 2010-04-19 DJ Delorie <dj@redhat.com>
1346 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1347 POINTER_PLUS_EXPR and fix them.
1349 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1351 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1352 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1353 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1354 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1355 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1356 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1357 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1358 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1359 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1360 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1361 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1363 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1365 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1366 (check_cond_move_block): Likewise.
1367 (cond_move_process_if_block): Likewise.
1368 (noce_find_if_block): Improve formatting.
1369 (find_if_header): Pass 0 to memset and tweak conditions.
1370 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1372 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1374 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1378 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1379 with non-local decl doesn't need chain.
1381 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1383 * ira-color.c (allocno_reload_assign): Avoid accumulating
1384 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1386 2010-04-19 Martin Jambor <mjambor@suse.cz>
1388 * gimple.h (create_tmp_reg): Declare.
1389 * gimplify.c (create_tmp_reg): New function.
1390 (gimplify_return_expr): Use create_tmp_reg.
1391 (gimplify_omp_atomic): Likewise.
1392 (gimple_regimplify_operands): Likewise.
1393 * tree-dfa.c (make_rename_temp): Likewise.
1394 * tree-predcom.c (predcom_tmp_var): Likewise.
1395 (reassociate_to_the_same_stmt): Likewise.
1396 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1397 (get_replaced_param_substitute): Likewise.
1398 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1399 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1400 * tree-ssa-pre.c (get_representative_for): Likewise.
1401 (create_expression_by_pieces): Likewise.
1402 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1403 (create_tailcall_accumulator): Likewise.
1405 2010-04-19 Martin Jambor <mjambor@suse.cz>
1407 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1409 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1411 2010-04-19 Richard Guenther <rguenther@suse.de>
1413 PR tree-optimization/43796
1414 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1415 from SCEV in the lattice.
1416 (vrp_visit_phi_node): Dump change.
1418 2010-04-19 Richard Guenther <rguenther@suse.de>
1420 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1421 * configure: Re-generated.
1423 2010-04-19 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/43783
1426 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1427 constant ARRAY_REF operands two and three if possible.
1429 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1434 2010-04-19 Jie Zhang <jie@codesourcery.com>
1437 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1439 2010-04-19 Ira Rosen <irar@il.ibm.com>
1441 PR tree-optimization/37027
1442 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1443 and macro to access it.
1444 (vectorizable_reduction): Add argument.
1445 (vect_get_slp_defs): Likewise.
1446 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1447 statements for possible use in SLP.
1448 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1449 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1450 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1452 (vectorizable_reduction): Likewise.
1453 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1455 (vectorizable_type_demotion, vectorizable_type_promotion,
1456 vectorizable_store): Likewise.
1457 (vect_analyze_stmt): Update call to vectorizable_reduction.
1458 (vect_transform_stmt): Likewise.
1459 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1460 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1461 from different interleaving chains in same node.
1462 (vect_slp_rearrange_stmts): New function.
1463 (vect_supported_load_permutation_p): Allow load permutations for
1464 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1465 inside SLP nodes if necessary.
1466 (vect_analyze_slp_instance): Handle reductions.
1467 (vect_analyze_slp): Try to build SLP instances originating from groups
1469 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1470 (vect_get_constant_vectors): Create initial vectors for reductions
1471 according to reduction code. Add new argument.
1472 (vect_get_slp_defs): Add new argument, pass it to
1473 vect_get_constant_vectors.
1474 (vect_schedule_slp_instance): Remove SLP tree root statements.
1476 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1478 * tree.h (ENUM_IS_SCOPED): Define.
1479 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1480 for ENUM_IS_SCOPED enums.
1482 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1484 * fold-const.c (fold_comparison): Use ssizetype.
1485 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1486 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1487 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1488 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1490 * tree.h (initialize_sizetypes): Remove parameter.
1491 (build_common_tree_nodes): Remove second parameter.
1492 * stor-layout.c (initialize_sizetypes): Remove parameter.
1493 Always create an unsigned type.
1494 (set_sizetype): Assert that the passed type is unsigned and simplify.
1495 * tree.c (build_common_tree_nodes): Remove second parameter.
1496 Adjust call to initialize_sizetypes.
1497 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1498 build_common_tree_nodes.
1500 2010-04-18 Matthias Klose <doko@ubuntu.com>
1502 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1504 2010-04-18 Ira Rosen <irar@il.ibm.com>
1506 PR tree-optimization/43771
1507 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1508 load permutation doesn't have gaps.
1510 2010-04-18 Jan Hubicka <jh@suse.cz>
1512 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1513 (sse_prologue_save_insn expander): Use new pattern.
1514 (sse_prologue_save_insn1): New pattern and splitter.
1515 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1517 * i386.c (setup_incoming_varargs_64): Do not compute jump
1519 (ix86_gimplify_va_arg): Update alignment needed.
1520 (ix86_local_alignment): Do not align all local arrays to 128bit.
1522 2010-04-17 Jan Hubicka <jh@suse.cz>
1524 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1526 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1528 * arm.md (negdi2): Remove redundant code to force values into a
1531 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1533 * arm/bpabi.S: Add EABI alignment attributes to objects.
1534 * arm/bpabi-v6m.S: Likewise.
1535 * arm/crti.asm: Likewise.
1536 * arm/crtn.asm: Likewise.
1537 * arm/lib1funcs.asm: Likewise.
1538 * arm/libunwind.S: Likewise.
1540 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1542 * arm-protos.h (tune_params): New structure.
1543 * arm.c (current_tune): New variable.
1544 (arm_constant_limit): Delete.
1545 (struct processors): Add pointer to the tune parameters.
1546 (arm_slowmul_tune): New tuning option.
1547 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1548 (all_cores): Adjust to pick up the tuning model.
1549 (arm_constant_limit): New function.
1550 (arm_override_options): Select the appropriate tuning model. Delete
1551 initialization of arm_const_limit.
1552 (arm_split_constant): Use the new constant-limit model.
1553 (arm_rtx_costs): Pick up the current tuning model.
1554 * arm.md (is_strongarm, is_xscale): Delete.
1555 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1556 for Xscale variant architectures.
1557 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1559 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1561 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1563 (arm_rtx_costs_1): Remove unused variable extra_cost.
1564 (arm_unwind_emit_set): Use variable offset.
1565 (thumb1_output_casesi): Remove unused variable flags.
1567 2010-04-16 Jeff Law <law@redhat.com>
1569 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1570 needing assignment rather than doing a two-phase assignment. Remove
1571 unused variable 'm'.
1573 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1576 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1578 2010-04-16 Doug Kwan <dougkwan@google.com>
1580 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1581 (next_operand_entry_id): New static variable.
1582 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1583 (add_to_ops_vec): Assigned unique ID to operand entry.
1584 (struct oecount_s): New field ID.
1585 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1586 (undistribute_ops_list): Assign unique IDs to oecounts.
1587 (init_reassoc): reset next_operand_entry_id.
1589 2010-04-16 Doug Kwan <dougkwan@google.com>
1591 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1592 missing left parenthesis.
1594 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1597 *btdi_rex64 using SWI48 mode iterator.
1598 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1599 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1600 *jcc_btdi_mask_rex64.
1602 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1604 * double-int.h (tree_to_double_int): Convert to macro.
1605 * double-int.c (tree_to_double_int): Remove.
1607 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1610 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1611 with want_address 2 and in case a single element list might be
1612 possible, call it again with want_address 0.
1614 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1616 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1617 case 'W' print operands for HI mode.
1618 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1619 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1620 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1621 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1623 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1625 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1626 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1627 #xx:3 and #xx:4 mode.
1629 * config/h8300/h8300.md (inverted load with HImode dest): Add
1630 support for H8300SX.
1632 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1633 satisfy 'U' constraint.
1635 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1637 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1638 * configure: Regenerate.
1639 * config.in: Regenerate.
1640 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1643 2010-04-16 Richard Guenther <rguenther@suse.de>
1645 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1646 (struct tree_decl_common): ... here.
1647 (DECL_PT_UID): Adjust.
1648 (SET_DECL_PT_UID): Likewise.
1649 (DECL_PT_UID_SET_P): Likewise.
1651 2010-04-16 Richard Guenther <rguenther@suse.de>
1653 PR tree-optimization/43572
1654 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1655 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1656 * tree-flow.h (is_call_clobbered): Remove.
1657 * tree-flow-inline.h (is_call_clobbered): Likewise.
1658 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1659 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1660 (execute_return_slot_opt): Adjust.
1661 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1662 check for call clobbered vars here.
1663 (find_tail_calls): Move tailcall verification to the
1666 2010-04-16 Diego Novillo <dnovillo@google.com>
1668 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1670 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1673 * config/arm/arm.md (cbranchqi4): New pattern.
1674 * config/arm/predicates.md (const0_operand,
1675 cbranchqi4_comparison_operator): New predicates.
1677 2010-04-16 Richard Guenther <rguenther@suse.de>
1679 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1680 (dump_gimple_stmt): Likewise.
1682 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1684 * recog.h (struct recog_data): New field is_operator.
1685 (struct insn_operand_data): New field is_operator.
1686 * recog.c (extract_insn): Set recog_data.is_operator.
1687 * genoutput.c (output_operand_data): Emit code to set the
1689 * reload.c (find_reloads): Use it rather than testing for an
1690 empty constraint string.
1693 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1694 If the previous insn is a cbranchsi4_insn with the same arguments,
1695 omit the compare instruction.
1697 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1698 register, inputs must be low registers and we need a low register
1699 scratch. Handle alternative 2 like alternative 3.
1701 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1703 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1704 don't call get_addr on both. If one expression is a VALUE and
1705 the other a REG, check VALUE's locs if the REG isn't among them.
1707 2010-04-16 Christian Bruel <christian.bruel@st.com>
1709 * config/sh/sh.h (sh_frame_pointer_required): New function.
1710 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1711 (flag_omit_frame_pointer) Set.
1712 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1713 (rounded_frame_size): Adjust size with outgoing_args_size.
1714 (sh_set_return_address): Must return from stack pointer.
1715 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1716 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1717 (ACCUMULATE_OUTGOING_ARGS): Define.
1718 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1719 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1721 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1724 * config/sh/sh.c (sh_legitimize_reload_address): Use
1725 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1726 Remove a unneeded check for offset_base.
1728 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1730 * configure: Regenerated.
1732 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1734 * config/s390/s390.c (s390_call_save_register_used): Switch back
1735 to HARD_REGNO_NREGS.
1737 2010-04-15 Richard Guenther <rguenther@suse.de>
1739 * alias.c (alias_set_subset_of): Handle alias-set zero
1742 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1743 Julian Brown <julian@codesourcery.com>
1745 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1746 alternatives according to use of high and low regs.
1747 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1748 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1749 optimizing for size on Thumb-2.
1751 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1753 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1755 2010-04-15 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa-structalias.c (struct variable_info): Add
1759 (new_var_info): Initialize it.
1760 (dump_constraints): Support printing last added constraints.
1761 (debug_constraints): Adjust.
1762 (dump_constraint_graph): Likewise.
1763 (make_heapvar_for): Check for NULL cfun.
1764 (get_function_part_constraint): New function.
1765 (get_fi_for_callee): Likewise.
1766 (find_func_aliases): Properly implement IPA PTA constraints.
1767 (process_ipa_clobber): New function.
1768 (find_func_clobbers): Likewise.
1769 (insert_into_field_list_sorted): Remove.
1770 (create_function_info_for): Properly allocate vars for IPA mode.
1771 Do not use insert_into_field_list_sorted.
1772 (create_variable_info_for): Properly generate constraints for
1773 global vars in IPA mode.
1774 (dump_solution_for_var): Always dump the solution.
1775 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1776 (find_what_var_points_to): Adjust.
1777 (pt_solution_set): Change.
1778 (pt_solution_ior_into): New function.
1779 (pt_solution_empty_p): Export.
1780 (pt_solution_includes_global): Adjust.
1781 (pt_solution_includes_1): Likewise.
1782 (pt_solutions_intersect_1): Likewise.
1783 (dump_sa_points_to_info): Check some invariants.
1784 (solve_constraints): Move constraint dumping ...
1785 (compute_points_to_sets): ... here.
1786 (ipa_pta_execute): ... and here.
1787 (compute_may_aliases): Do not re-compute points-to info
1788 locally if IPA info is available.
1789 (ipa_escaped_pt): New global var.
1790 (ipa_pta_execute): Properly implement IPA PTA.
1791 * tree-into-ssa.c (dump_decl_set): Support dumping
1792 decls not in referenced-vars.
1793 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1794 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1795 (dump_points_to_solution): Likewise.
1796 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1797 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1798 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1799 (copy_decl_to_var): Copy DECL_PT_UID.
1800 (copy_result_decl_to_var): Likewise.
1801 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1802 (copy_node_stat): Copy it.
1803 * tree.h (DECL_PT_UID): New macro.
1804 (SET_DECL_PT_UID): Likewise.
1805 (DECL_PT_UID_SET_P): Likewise.
1806 (struct tree_decl_minimal): Add pt_uid member.
1807 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1808 (pt_solution_empty_p): Declare.
1809 (pt_solution_set): Adjust.
1810 (ipa_escaped_pt): Declare.
1811 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1812 * gimple-pretty-print.c (pp_points_to_solution): New function.
1813 (dump_gimple_call): Dump call clobber/use information.
1814 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1815 * tree-pass.h (TDF_ALIAS): New dump option.
1816 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1817 * doc/invoke.texi (-fipa-pta): Update documentation.
1819 2010-04-15 Richard Guenther <rguenther@suse.de>
1821 * Makefile.in (OBJS-common): Add gimple-fold.o.
1822 (gimple-fold.o): New rule.
1823 * tree.h (maybe_fold_offset_to_reference,
1824 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1826 * gimple.h: ... here.
1827 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1828 may_propagate_address_into_dereference): Move prototypes ...
1829 * gimple.h: ... here.
1830 * tree-ssa-ccp.c (get_symbol_constant_value,
1831 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1832 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1833 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1834 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1835 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1836 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1837 gimplify_and_update_call_from_tree): Move ...
1838 * gimple-fold.c: ... here. New file.
1839 (ccp_fold_builtin): Rename to ...
1840 (gimple_fold_builtin): ... this.
1841 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1843 2010-04-15 Richard Guenther <rguenther@suse.de>
1845 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1846 fit_double_type, force_fit_type_double, add_double_with_sign,
1847 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1848 lrotate_double, rrotate_double, div_and_round_double): Move ...
1849 * double-int.c: ... here.
1850 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1851 add_double, neg_double, mul_double_with_sign, mul_double,
1852 lshift_double, rshift_double, lrotate_double, rrotate_double,
1853 div_and_round_double): Move prototypes ...
1854 * double-int.h: ... here.
1856 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1859 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1860 matching constraints to ensure inputs match the output.
1862 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1865 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1866 in an input-only operand.
1868 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1870 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1871 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1872 (double_int_negative_p): Convert to static inline function.
1873 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1874 (double_int_negative_p): Remove.
1875 * tree.h (lshift_double, rshift_double):
1876 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1877 * fold-const.c (fold_convert_const_int_from_real,
1878 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1879 (lshift_double): Change type of arith argument to bool.
1880 (rshift_double): Change type of arith argument to bool. Correct
1882 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1884 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1887 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1888 at the start and end of the then/else blocks, and omit them from the
1890 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1891 argument; all callers changed. Pass zero to old_insns_match_p instead.
1892 (flow_find_head_matching_sequence): New function.
1893 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1894 * basic-block.h (flow_find_cross_jump,
1895 flow_find_head_matching_sequence): Declare functions.
1897 2010-04-14 Jason Merrill <jason@redhat.com>
1900 * c-common.c (attribute_takes_identifier_p): New fn.
1901 * c-common.h: Declare it.
1903 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1905 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1907 (*udivmod<mode>4): Ditto.
1909 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1911 * config/i386/i386.md (maxmin_int): Rename code attribute from
1912 maxminiprefix and update all users.
1913 (maxmin_float): Ditto from maxminfprefix.
1914 (logic): Ditto from logicprefix.
1915 (absneg_mnemonic): Ditto from absnegprefix.
1916 * config/i386/mmx.md: Update all users of maxminiprefix,
1917 maxminfprefix and logicprefix for rename.
1918 * config/i386/sse.md: Ditto.
1919 * config/i386/sync.md (sync_<code><mode>): Update for
1922 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1925 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1926 warnings converted to errors.
1928 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1930 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1931 used insn_type variable.
1932 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1933 to avoid set-but-not-used warning.
1935 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1937 * df-core.c (df_ref_debug): Change format string placeholder
1939 * dwarf2asm.c (dw2_asm_output_data_raw,
1940 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1941 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1942 * dwarf2out.c (output_cfi, output_cfi_directive,
1943 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1944 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1946 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1947 * print-rtl.c (print_rtx): Ditto.
1949 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1952 * builtins.c (expand_builtin_pow_root): New function to expand pow
1953 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1954 series of sqrt and cbrt calls under -ffast-math.
1955 (expand_builtin_pow): Call it.
1957 2010-04-14 Michael Matz <matz@suse.de>
1959 PR tree-optimization/42963
1960 * tree-cfg.c (touched_switch_bbs): New static variable.
1961 (group_case_labels_stmt): New function broken out from ...
1962 (group_case_labels): ... here, use the above.
1963 (start_recording_case_labels): Allocate touched_switch_bbs.
1964 (end_recording_case_labels): Deallocate it, call
1965 group_case_labels_stmt.
1966 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1968 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1970 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1973 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1975 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1977 2010-04-13 Jan Hubicka <jh@suse.cz>
1979 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1980 of optimized out static functions.
1981 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1982 cost computation. Also sanity check for overflows.
1983 (update_caller_keys): Update cgraph_edge_badness call; properly
1984 update fibheap and sanity check that it is up to date.
1985 (add_new_edges_to_heap): Update cgraph_edge_badness.
1986 (cgraph_decide_inlining_of_small_function): Likewise;
1987 add sanity checking that badness in heap is up to date;
1988 improve dumping of reason; Update badness of calls to the
1989 offline copy of function currently inlined; dump badness
1990 of functions not inlined because of unit growth limits.
1992 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1995 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1996 because of sign-extension change when converting to sizetype here...
1997 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1999 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2000 the folding to constants. Remove redundant final conversion.
2001 (fold_binary) <associate>: Do not associate if the re-association of
2002 constants alone overflows.
2003 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2004 to the end of the list.
2005 (multiple_of_p) <COND_EXPR>: New case.
2007 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2009 * opt-functions.awk (opt_sanitized_name): New.
2011 * optc-gen.awk: Use it
2012 * opth-gen.awk: Use it.
2014 2010-04-13 Martin Jambor <mjambor@suse.cz>
2016 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2017 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2018 children. Call replace_uses_with_default_def_ssa_name to handle
2021 2010-04-13 Michael Matz <matz@suse.de>
2024 * builtins.c (expand_builtin_interclass_mathfn): Also create
2025 a register if the predicate doesn't match.
2027 2010-04-13 Diego Novillo <dnovillo@google.com>
2029 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2030 * c-pch.c: Include timevar.h.
2031 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2032 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2033 * ggc-common.c: Include timevar.h.
2034 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2035 * timevar.def (TV_PCH_SAVE): Define.
2036 (TV_PCH_CPP_SAVE): Define.
2037 (TV_PCH_PTR_REALLOC): Define.
2038 (TV_PCH_PTR_SORT): Define.
2039 (TV_PCH_RESTORE): Define.
2040 (TV_PCH_CPP_RESTORE): Define.
2042 2010-04-13 Michael Matz <matz@suse.de>
2044 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2046 (can_reassociate_p): New function.
2047 (break_up_subtract_bb, reassociate_bb): Use it.
2049 2010-04-13 Richard Guenther <rguenther@suse.de>
2052 * builtins.c (c_readstr): Fix assert.
2054 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2057 when generating cltd insn.
2059 (*ashl<mode>3_1): Remove special handling for register operand 2.
2060 (*ashlsi3_1_zext): Ditto.
2061 (*ashlhi3_1): Ditto.
2062 (*ashlhi3_1_lea): Ditto.
2063 (*ashlqi3_1): Ditto.
2064 (*ashlqi3_1_lea): Ditto.
2065 (*<shiftrt_insn><mode>3_1): Ditto.
2066 (*<shiftrt_insn>si3_1_zext): Ditto.
2067 (*<shiftrt_insn>qi3_1_slp): Ditto.
2068 (*<rotate_insn><mode>3_1): Ditto.
2069 (*<rotate_insn>si3_1_zext): Ditto.
2070 (*<rotate_insn>qi3_1_slp): Ditto.
2072 2010-04-13 Richard Guenther <rguenther@suse.de>
2074 * tree-ssa-structalias.c (callused_id): Remove.
2075 (call_stmt_vars): New.
2076 (get_call_vi): Likewise.
2077 (lookup_call_use_vi): Likewise.
2078 (lookup_call_clobber_vi): Likewise.
2079 (get_call_use_vi): Likewise.
2080 (get_call_clobber_vi): Likewise.
2081 (make_transitive_closure_constraints): Likewise.
2082 (handle_const_call): Adjust to do per-call call-used handling.
2083 (handle_pure_call): Likewise.
2084 (find_what_var_points_to): Remove general callused handling.
2085 (init_base_vars): Likewise.
2086 (init_alias_vars): Initialize call_stmt_vars.
2087 (compute_points_to_sets): Process call-used and call-clobbered
2088 vars for call statements.
2089 (delete_points_to_sets): Free call_stmt_vars.
2091 2010-04-13 Richard Guenther <rguenther@suse.de>
2093 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2094 Only add RW dependence for dependence distance zero.
2095 Adjust maximal vectorization factor according to dependences.
2096 Move alignment handling ...
2097 (vect_find_same_alignment_drs): ... here. New function.
2098 (vect_analyze_data_ref_dependences): Adjust.
2099 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2100 (vect_analyze_data_refs): Adjust minimal vectorization factor
2101 according to data references.
2102 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2103 dependences before determining the vectorization factor.
2104 Analyze alignment after determining the vectorization factor.
2105 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2106 dependences before alignment.
2107 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2109 (vect_analyze_data_refs): Likewise.
2110 (MAX_VECTORIZATION_FACTOR): New define.
2112 2010-04-13 Duncan Sands <baldrick@free.fr>
2114 * except.h (lang_eh_type_covers): Remove.
2115 * except.c (lang_eh_type_covers): Likewise.
2117 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2118 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2120 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2121 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2122 UNITS_PER_LONG where it is ABI relevant.
2123 (s390_return_addr_rtx): Likewise.
2124 (s390_back_chain_rtx): Likewise.
2125 (s390_frame_area): Likewise.
2126 (s390_frame_info): Likewise.
2127 (s390_initial_elimination_offset): Likewise.
2128 (save_gprs): Likewise.
2129 (s390_emit_prologue): Likewise.
2130 (s390_emit_epilogue): Likewise.
2131 (s390_function_arg_advance): Likewise.
2132 (s390_function_arg): Likewise.
2133 (s390_va_start): Likewise.
2134 (s390_gimplify_va_arg): Likewise.
2135 (s390_function_profiler): Likewise.
2136 (s390_optimize_prologue): Likewise.
2137 (s390_rtx_costs): Likewise.
2138 (s390_secondary_reload): Likewise.
2139 (s390_promote_function_mode): Likewise.
2140 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2141 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2142 registers available.
2143 (s390_unwind_word_mode): New function.
2144 (s390_function_value): Split 64 bit values into register pair if
2145 used as return value.
2146 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2147 function call parameters. Handle parallels.
2148 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2149 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2150 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2151 (s390_expand_setmem): Remove unused variable src_addr.
2152 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2153 deal with 64 bit registers.
2154 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2155 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2156 (UNITS_PER_LONG): New macro.
2157 * libjava/include/s390-signal.h: Define extended ucontext
2158 structure containing the upper halfs of the 64 bit registers.
2160 2010-04-13 Simon Baldwin <simonb@google.com>
2162 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2164 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2166 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2167 rvalue on the RHS if the LHS is of a non-renamable type.
2168 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2170 2010-04-13 Matthias Klose <doko@ubuntu.com>
2172 * gcc.c (cc1_options): Handle -iplugindir before processing
2173 the cc1 spec. Only add -iplugindir once.
2174 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2176 * common.opt (iplugindir): Remove `Separate' property, initialize.
2177 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2179 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2180 (distclean): Remove plugin dir.
2181 * doc/invoke.texi: Document -iplugindir.
2183 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2185 * doc/plugins.texi (Loading Plugins): Document short
2186 -fplugin=foo option.
2187 (Plugin API): Mention default_plugin_dir_name function.
2189 * gcc.c (find_file_spec_function): Add new declaration.
2190 (static_spec_func): Use it for "find-file".
2191 (find_file_spec_function): Add new function.
2192 (cc1_options): Add -iplugindir option if -fplugin* options found.
2194 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2196 * plugin.c (add_new_plugin): Updated comment, and handle short
2198 (default_plugin_dir_name): Added new function.
2200 * common.opt (iplugindir): New option to set the plugin directory.
2202 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (any_rotate): New code iterator.
2205 (rotate_insn): New code attribute.
2207 (SWIM124): New mode iterator.
2208 (<rotate_insn>ti3): New expander.
2209 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2210 any_rotate code iterator.
2211 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2212 using any_rotate code iterator and SWIM124 mode iterator.
2213 (ix86_rotlti3): New insn_and_split pattern.
2214 (ix86_rotrti3): Ditto.
2215 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2216 ix86_rotl{di,ti}3 patterns.
2217 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2218 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2219 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2220 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2221 code iterator and SWI mode iterator.
2222 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2223 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2225 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2226 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2227 (bswap rotatert splitter): Add splitter.
2228 (bswap splitter): Macroize splitter using any_rotate code iterator.
2229 Add insn predicate to split only for TARGET_USE_XCHGB or when
2230 optimizing function for size.
2232 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2234 * config/pa/pa.c (emit_move_sequence): Remove use of
2235 deleted variable flag_argument_noalias.
2237 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2239 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2241 Add to unsupported targets list.
2242 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2243 sparc*-sun-solaris2.[567]* from target lists.
2244 * configure: Regenerate.
2245 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2247 Remove Solaris 7 patch references.
2248 (Specific, sparc-sun-solaris2.7): Removed.
2249 (sparc-sun-solaris2*): Update Solaris 7 example.
2250 (sparc64-*-solaris2*): Likewise.
2252 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2254 * config.build (alpha*-dec-osf4*): Remove.
2255 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2256 of obsolete configurations.
2257 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2259 * config/alpha/t-osf4: Renamed to ...
2260 * config/alpha/t-osf5: ... this.
2261 * config/alpha/osf.h: Renamed to ...
2262 * config/alpha/osf5.h: ... this.
2263 Merged old osf5.h contents.
2265 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2266 (EXTRA_SPECS): Removed.
2267 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2268 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2271 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2273 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2275 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2278 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2279 __thiscall convention.
2281 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2283 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2285 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2287 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2289 * function.c (assign_parms_initialize_all): Add unused attribute
2292 2010-04-12 Richard Guenther <rguenther@suse.de>
2294 * gsstruct.def (GSS_CALL): New.
2295 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2296 * gimple.h: Include tree-ssa-alias.h.
2297 (struct gimple_statement_call): New.
2298 (union gimple_statement_struct_d): Add gimple_call member.
2299 (gimple_call_reset_alias_info): Declare.
2300 (gimple_call_use_set): New function.
2301 (gimple_call_clobber_set): Likewise.
2302 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2303 * gimple.c (gimple_call_reset_alias_info): New function.
2304 (gimple_build_call_1): Call it.
2305 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2306 * tree-inline.c (remap_gimple_stmt): Likewise.
2307 (expand_call_inline): Remove callused handling.
2308 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2309 * tree-dfa.c (dump_variable): Likewise.
2310 * tree-parloops.c (parallelize_loops): Likewise.
2311 * tree-ssa.c (init_tree_ssa): Likewise.
2312 (delete_tree_ssa): Likewise.
2313 * tree-flow-inline.h (is_call_used): Remove.
2314 * tree-flow.h (struct gimple_df): Remove callused member.
2315 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2316 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2317 (ref_maybe_used_by_call_p_1): Simplify.
2318 (call_may_clobber_ref_p_1): Likewise.
2319 * tree-ssa-structalias.c (compute_points_to_sets): Set
2320 the call stmt used and clobbered sets.
2321 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2322 (find_tail_calls): Verify the tail call.
2324 2010-04-12 Richard Guenther <rguenther@suse.de>
2326 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2327 single-iteration always-inline inlining.
2328 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2329 (cgraph_decide_inlining): Do not handle always-inline specially.
2330 (try_inline): Remove always-inline cycle detection special case.
2331 Do not recurse on always-inlines.
2332 (cgraph_early_inlining): Do not iterate if not optimizing.
2333 (cgraph_gate_early_inlining): remove.
2334 (pass_early_inline): Run unconditionally.
2335 (gate_cgraph_decide_inlining): New function.
2336 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2337 not inlining or optimizing.
2338 (cgraph_decide_inlining_of_small_functions): Also consider
2339 always-inline functions.
2340 (cgraph_default_inline_p): Return true for nodes which should
2341 disregard inline limits.
2342 (estimate_function_body_sizes): Assume zero size and time for
2343 nodes which are marked as disregarding inline limits.
2344 (cgraph_decide_recursive_inlining): Do not perform recursive
2345 inlining on always-inline nodes.
2347 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2350 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2351 for exprs satisfying handled_component_p.
2353 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2355 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2356 non-constant aggregate elements.
2358 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2359 is a real initialization.
2361 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2364 * c-decl.c (start_function): Move forward check for nested function.
2366 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2368 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2369 * config/sh/sh.c: Include reload.h.
2370 (sh_legitimize_reload_address): New.
2371 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2372 sh_legitimize_reload_address.
2374 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2376 * config/sh/sh.md (*movqi_pop): New insn pattern.
2377 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2379 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (any_shiftrt): New code iterator.
2382 (shiftrt_insn): New code attribute.
2384 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2385 using any_shiftrt code iterator.
2386 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2387 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2388 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2389 pattern from corresponding peephole2 patterns.
2390 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2391 using any_shiftrt code iterator.
2392 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2393 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2394 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2395 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2396 *{ashr,lshr}<mode>3_cmp_zext.
2397 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2399 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2403 (*lshr<mode>3_cconly): Ditto.
2405 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2407 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2408 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2409 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2410 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2412 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2413 from corresponding peephole2 patterns.
2414 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2415 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2416 and *lshrdi3_1_rex64 using SWI mode iterator.
2417 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2418 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2419 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2420 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2421 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2422 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2423 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2424 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2425 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2428 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2430 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2431 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2432 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2433 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2435 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2436 from corresponding peephole2 patterns.
2437 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2438 (ashrsi3_cvt): Rename from ashrsi3_31.
2439 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2440 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2441 and x86_64_shift_adj_3 using SWI48 mode iterator.
2442 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2443 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2444 and *ashrdi3_1_rex64 using SWI mode iterator.
2445 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2446 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2447 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2448 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2449 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2450 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2451 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2452 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2453 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2455 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2456 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2457 x86_shift<mode>_adj_3 expanders.
2459 2010-04-10 Wei Guozhi <carrot@google.com>
2462 * config/arm/arm.c (arm_pic_static_addr): New function.
2463 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2465 (arm_output_addr_const_extra): Output expression for new pattern.
2466 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2468 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2470 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2473 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2474 * web.c: Include "insn-config.h" and "recog.h".
2475 (union_match_dups): New function.
2476 (web_main): Call it.
2477 (union_defs): Don't try to recognize match_dups.
2479 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2480 if doing so would replace the entire pattern.
2482 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2487 and splitter pattern. Change splitter operand 1 predicate to
2490 2010-04-09 Martin Jambor <mjambor@suse.cz>
2492 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2493 lattices are addresses of CONST_DECLs with the same initial value.
2494 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2495 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2497 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2498 Bernd Schmidt <bernds@codesourcery.com>
2500 * loop-invariant.c (replace_uses): New static function.
2501 (move_invariant_reg): Use it to ensure we can replace the uses.
2503 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2505 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2507 (picochip_override_options): Enable section anchors only above -O1.
2508 (picochip_reorg): Fixed a couple of build warnings.
2510 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2512 * configure.ac (plugin -rdynamic test): Log result.
2513 * configure: Regenerate.
2514 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2515 (RDYNAMIC_SPEC): Define.
2516 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2518 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2520 * configure.ac: Determine Sun ld version numbers.
2521 (comdat_group): Restrict GNU ld version checks to gld.
2522 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2523 (enable_comdat): Support --enable-comdat.
2524 * configure: Regenerate.
2525 * doc/install.texi (Configuration): Document --enable-comdat.
2527 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2529 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2530 * config/sol2-gld.h: ... here.
2531 * config.gcc (sparc*-*-solaris2*): Reflect this.
2532 (i[34567]86-*-solaris2*): Use it.
2534 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2536 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2538 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2540 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2543 * diagnostic.c (diagnostic_initialize): Initialize
2544 some_warnings_are_errors.
2545 (diagnostic_finish): New.
2546 (diagnostic_action_after_output): Call it before exiting.
2547 (diagnostic_report_diagnostic): Do not print message here. Set
2548 some_warnings_are_errors.
2549 * diagnostic.h (diagnostic_context): Delete
2550 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2551 (diagnostic_finish): Declare.
2552 * toplev.c (toplev_main): Call it before exit.
2554 2010-04-09 Jason Merrill <jason@redhat.com>
2557 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2558 for incomplete type.
2561 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2562 based on a warning flag.
2564 2010-04-09 Richard Guenther <rguenther@suse.de>
2566 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2568 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2571 * varasm.c (default_assemble_visibility): Wrap vars that are
2572 set, but unused, by targets without GAS.
2573 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2574 Remove set, but unused, vars.
2575 (rs6000_legitimize_tls_address): Likewise.
2576 (altivec_expand_dst_builtin): Likewise.
2577 * config/darwin.c (machopic_classify_symbol): Likewise.
2578 (machopic_indirection_name): Likewise.
2580 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.md (DWI): New mode iterator.
2583 (S): New mode attribute.
2584 (shift_operand): Ditto.
2585 (shift_immediate_operand): Ditto.
2586 (ashl_input_operand): Ditto.
2587 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2588 using SDWIM mode iterator.
2589 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2590 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2592 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2593 from corresponding peephole2 patterns.
2594 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2595 and x86_64_shift_adj_1 using SWI48 mode iterator.
2596 (x86_shift<mode>_adj_2): Ditto.
2597 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2598 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2599 using SWI48 mode iterator.
2600 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2601 *ashldi3_cmp_rex64 using SWI mode iterator.
2602 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2603 *ashldi3_cconly_rex64 using SWI mode iterator.
2604 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2605 x86_shift<mode>_adj_{1,2}.
2606 (ix86_split_ashr): Ditto.
2607 (ix86_split_lshr): Ditto.
2609 2010-04-09 Richard Guenther <rguenther@suse.de>
2611 * target.h (builtin_conversion): Pass in input and output types.
2612 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2613 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2614 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2615 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2617 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2619 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2621 2010-04-09 Richard Guenther <rguenther@suse.de>
2624 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2626 2010-04-09 Richard Guenther <rguenther@suse.de>
2628 * tree-vectorizer.h (struct _stmt_vec_info): Document
2629 that vectype is the type of the LHS.
2630 (supportable_widening_operation, supportable_narrowing_operation):
2631 Get both input and output vector types as arguments.
2632 (vect_is_simple_use_1): Declare.
2633 (get_same_sized_vectype): Likewise.
2634 * tree-vect-loop.c (vect_determine_vectorization_factor):
2635 Set STMT_VINFO_VECTYPE to the vector type of the def.
2636 (vectorizable_reduction): Adjust.
2637 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2638 Adjust. Specify the output vector type.
2639 (vect_pattern_recog_1): Adjust.
2640 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2641 (vectorizable_call): Adjust.
2642 (vectorizable_conversion): Likewise.
2643 (vectorizable_operation): Likewise.
2644 (vectorizable_type_demotion): Likewise.
2645 (vectorizable_type_promotion): Likewise.
2646 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2648 (vect_is_simple_use_1): New function.
2649 (supportable_widening_operation): Get both input and output
2651 (supportable_narrowing_operation): Likewise.
2652 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2654 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2656 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2657 __thiscall and _thiscall as predefined macros.
2658 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2659 thiscall attribute handling.
2660 (ix86_comp_type_attributes): Likewise.
2661 (ix86_function_regparm): Likewise.
2662 (ix86_return_pops_args): Likewise.
2663 (init_cumulative_args): Likewise.
2664 (find_drap_reg): Likewise.
2665 (ix86_static_chain): Likewise.
2666 (x86_this_parameter): Likewise.
2667 (x86_output_mi_thunk): Likewise.
2668 (ix86_attribute_table): Add description for thiscall attribute.
2669 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2670 * doc/extend.texi: Add documentation for thiscall.
2672 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2675 * c.opt (Wint-to-pointer-cast): Available in C++.
2676 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2678 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2680 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2681 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2682 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2683 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2684 function type instead. Reorder and simplify checks.
2686 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2688 2010-04-08 Jing Yu <jingyu@google.com>
2689 Zdenek Dvorak <ook@ucw.cz>
2691 PR tree-optimization/42720
2692 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2693 loop unswitch conditions here from ...
2694 (tree_unswitch_single_loop): ... here.
2696 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2698 * tree-if-conv.c: Fix comments and simplify logic.
2700 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2702 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2703 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2704 (main_tree_if_conversion): Update call to tree_if_conversion.
2706 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2709 * doc/invoke.texi (-b,-V): Delete.
2710 * doc/tm.texi: Do not mention -b.
2711 * gcc.c (display_help): Delete -b and -V.
2712 (process_command): Delete -b and -V.
2713 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2715 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2716 Wolfgang Gellerich <gellerich@de.ibm.com>
2718 Implement target hook for loop unrolling
2719 * target.h (loop_unroll_adjust): Add a new target hook function.
2720 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2721 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2722 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2723 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2724 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2726 (decide_unroll_stupid): Likewise.
2728 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2731 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2733 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2735 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2736 (Specific, *-*-solaris2*): Likewise.
2737 Don't prefer Sun as over GNU as.
2739 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2741 * config/s390/s390.c (override_options): Adjust the z10
2742 defaults for max-unroll-times, max-completely-peeled-insns
2743 and max-completely-peel-times.
2745 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2747 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2748 instructions for z10.
2749 (s390_expand_setmem): Likewise.
2750 (s390_expand_cmpmem): Likewise.
2752 2010-04-08 Richard Guenther <rguenther@suse.de>
2754 PR tree-optimization/43679
2755 * tree-ssa-pre.c (eliminate): Only propagate copies.
2757 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2760 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2761 set but not used variable warning.
2763 2010-04-08 Wei Guozhi <carrot@google.com>
2766 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2767 (arm_size_rtx_costs): Call the new function when optimized for size.
2769 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2772 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2773 op0 is not a MEM, just return NULL instead of assertion
2775 (discover_nonconstant_array_refs): Don't walk debug stmts.
2777 2010-04-08 Doug Kwan <dougkwan@google.com>
2779 * configure.ac: Recognize gold and do not use its version number
2780 to test ld features.
2781 * configure: Regenerate.
2783 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2786 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2787 (negate_value): Move code to push elements to broken_up_substracts ...
2788 (eliminate_plus_minus_pair): ... here. Push operands that have no
2789 negative pair to plus_negates.
2790 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2792 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2794 * doc/install.texi (Configuration): Move description of
2795 --enable-lto, --with-libelf*, --enable-gold from Java section to
2798 * doc/generic.texi (Working with declarations)
2799 (Function Properties, C and C++ Trees): Fix typos.
2800 * doc/sourcebuild.texi (Top Level): Likewise.
2802 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2805 * tree.h (DECL_READ_P): Define.
2806 (struct tree_decl_common): Add decl_read_flag.
2807 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2808 a set but not used warning.
2809 (merge_decls): Merge DECL_READ_P flag.
2810 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2811 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2812 * c-common.c (handle_used_attribute, handle_unused_attribute):
2814 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2816 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2818 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2819 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2820 c_parser_binary_expression, c_parser_cast_expression,
2821 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2822 Call default_function_array_read_conversion instead of
2823 default_function_array_conversion where needed.
2824 (c_parser_unary_expression, c_parser_conditional_expression,
2825 c_parser_postfix_expression_after_primary, c_parser_initelt):
2826 Likewise. Call mark_exp_read where needed.
2827 (c_parser_statement_after_labels, c_parser_asm_operands,
2828 c_parser_typeof_specifier, c_parser_sizeof_expression,
2829 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2831 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2833 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2834 (warn_unused_but_set_parameter): Default to warn_unused
2836 * doc/invoke.texi: Document -Wunused-but-set-variable and
2837 -Wunused-but-set-parameter.
2839 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2840 used count variable.
2841 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2842 when operandN variables aren't used in the body of the expander
2844 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2845 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2846 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2847 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2848 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2849 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2850 * tree.c (PROCESS_ARG): Likewise.
2852 2010-04-07 Simon Baldwin <simonb@google.com>
2854 * diagnostic.h (diagnostic_override_option_index): New macro to
2855 set a diagnostic's option_index.
2856 * c-tree.h (c_cpp_error): Add warning reason argument.
2857 * opts.c (_warning_as_error_callback): New.
2858 (register_warning_as_error_callback): Store callback for
2859 warnings enabled via enable_warning_as_error.
2860 (enable_warning_as_error): Call callback, minor code tidy.
2861 * opts.h (register_warning_as_error_callback): Declare.
2862 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2863 response to -Werror=.
2864 (c_common_init_options): Register warning_as_error_callback in opts.c.
2865 * common.opt: Add -Wno-cpp option.
2866 * c-common.c (struct reason_option_codes_t): Map cpp warning
2867 reason codes to gcc option indexes.
2868 * (c_option_controlling_cpp_error): New function, lookup the gcc
2869 option index for a cpp warning reason code.
2870 * (c_cpp_error): Add warning reason argument, call
2871 c_option_controlling_cpp_error for diagnostic_override_option_index.
2872 * doc/invoke.texi: Document -Wno-cpp.
2874 2010-04-07 Richard Guenther <rguenther@suse.de>
2876 * ipa-reference.c (mark_load): Use get_base_address.
2877 (mark_store): Likewise.
2879 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2880 inserting GIMPLE_NOPs into the IL.
2881 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2882 Explicitly strip handled components and indirect references.
2884 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2885 folding address expressions.
2886 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2887 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2888 operand_equal_p to compare decls.
2889 (ptr_deref_may_alias_decl_p): Likewise.
2890 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2891 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2892 Handle reversed comparison ops.
2893 * tree-sra.c (asm_visit_addr): Use get_base_address.
2894 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2895 * ipa-reference.c (mark_address): Use get_base_address.
2897 2010-04-07 Richard Guenther <rguenther@suse.de>
2899 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2900 Propagate constants everywhere.
2902 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2905 * tree.c (MAX_INT_CACHED_PREC): Define.
2906 (nonstandard_integer_type_cache): New array.
2907 (build_nonstandard_integer_type): Cache results for precision
2908 <= MAX_INT_CACHED_PREC.
2910 2010-04-07 Richard Guenther <rguenther@suse.de>
2912 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2913 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2914 * common.opt: Likewise.
2915 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2916 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2917 (nonoverlapping_memrefs_p): Likewise.
2918 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2919 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2920 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2921 OPT_fargument_noalias_global for backward compatibility.
2923 2010-04-07 Richard Guenther <rguenther@suse.de>
2925 PR tree-optimization/43270
2926 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2927 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2928 * tree-ssa-pre.c (phi_translate_1): Adjust.
2929 (fully_constant_expression): Split out vn_reference handling to ...
2930 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2931 Fold reads from constant strings.
2932 (vn_reference_lookup): Handle fully constant references.
2933 (vn_reference_lookup_pieces): Likewise.
2934 * Makefile.in (expmed.o-warn): Add -Wno-error.
2936 2010-04-07 Martin Jambor <mjambor@suse.cz>
2938 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2940 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2943 * gcc.c: Add -static-libstdc++ to list of recognized options.
2945 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2947 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2949 2010-04-07 Richard Guenther <rguenther@suse.de>
2952 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2953 bases build simple mem attributes to retain points-to information.
2955 2010-04-07 Richard Guenther <rguenther@suse.de>
2958 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2959 preserve points-to related information.
2961 2010-04-07 Richard Guenther <rguenther@suse.de>
2964 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2965 discard plain indirect references.
2966 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2967 * tree.c (tree_nop_conversion): Likewise.
2969 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2972 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2974 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2976 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2977 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2979 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2981 * tree-if-conv.c: Fix indentation and comments.
2983 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2985 * tree-if-conv.c: Sort static functions in topological order.
2987 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2989 * tree-if-conv.c: Fix indentation and comments.
2991 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2994 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2995 lang_hooks.types.type_for_size instead of
2996 build_nonstandard_integer_type.
2997 When converting an unsigned type to signed, double its precision.
2998 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2999 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3000 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3003 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3006 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3007 POINTER_PLUS_EXPR for pointer types.
3009 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3012 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3013 * graphite-clast-to-gimple.c: Include langhooks.h.
3014 (max_signed_precision_type): New.
3015 (max_precision_type): Takes two types as arguments.
3016 (precision_for_value): New.
3017 (precision_for_interval): New.
3018 (gcc_type_for_interval): New.
3019 (gcc_type_for_value): New.
3020 (gcc_type_for_clast_term): New.
3021 (gcc_type_for_clast_red): New.
3022 (gcc_type_for_clast_bin): New.
3023 (gcc_type_for_clast_expr): Split up into several functions.
3024 (gcc_type_for_clast_eq): Rewritten.
3025 (compute_bounds_for_level): New.
3026 (compute_type_for_level_1): New.
3027 (compute_type_for_level): New.
3028 (gcc_type_for_cloog_iv): Removed.
3029 (gcc_type_for_iv_of_clast_loop): Rewritten.
3030 (graphite_create_new_loop): Compute the lower and upper bound types
3031 with gcc_type_for_clast_expr.
3032 (graphite_create_new_loop_guard): Same.
3033 (find_cloog_iv_in_expr): Removed.
3034 (compute_cloog_iv_types_1): Removed.
3035 (compute_cloog_iv_types): Removed.
3036 (gloog): Do not call compute_cloog_iv_types.
3037 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3039 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3040 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3041 (GBB_CLOOG_IV_TYPES): Removed.
3043 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3045 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3046 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3047 (detect_commutative_reduction): Same.
3049 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3051 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3052 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3054 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3055 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3056 (rewrite_commutative_reductions_out_of_ssa): Same.
3057 * passes.c (execute_function_todo): Call verify_ssa for every pass
3058 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3059 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3060 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3061 with an extra argument.
3062 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3063 verify_ssa only when the extra argument is true.
3064 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3065 with an extra argument.
3066 (tree_transform_and_unroll_loop): Same.
3068 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3070 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3071 for all the passes of the LNO having LOOP_CLOSED_SSA.
3072 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3073 * tree-loop-distribution.c (pass_loop_distribution): Same.
3074 * tree-pass.h (TODO_verify_loops): Removed.
3075 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3077 (pass_tree_unswitch): Same.
3078 (pass_predcom): Same.
3079 (pass_vectorize): Same.
3080 (pass_linear_transform): Same.
3081 (pass_graphite_transforms): Same.
3082 (pass_iv_canon): Same.
3083 (pass_complete_unroll): Same.
3084 (pass_complete_unrolli): Same.
3085 (pass_parallelize_loops): Same.
3086 (pass_loop_prefetch): Same.
3087 (pass_iv_optimize): Same.
3089 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3092 * passes.c (init_optimization_passes): Move pass_lim before
3093 pass_copy_prop and pass_dce_loop.
3095 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3098 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3099 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3100 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3101 MULTI_* defines for 4 argument vpermil2p* builtins.
3103 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3106 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3107 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3108 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3109 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3110 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3111 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3112 Use x86_maybe_negate_const_int to output insn mnemonic.
3113 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3114 check from instruction predicate. Update comments.
3115 * config/i386/sync.md (sync_add<mode>): Use
3116 x86_maybe_negate_const_int to output insn mnemonic.
3118 2010-04-06 Jan Hubicka <jh@suse.cz>
3120 PR tree-optimization/42906
3121 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3122 IGNORE_SELF argument. Set visited_control_parents for fully
3124 (find_obviously_necessary_stmts): Update call of
3125 mark_control_dependent_edges_necessary.
3126 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3128 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3130 * config/i386/i386.md: Remove comment about 'e' and 'E'
3133 2010-04-06 Richard Guenther <rguenther@suse.de>
3135 PR tree-optimization/43627
3136 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3137 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3140 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3142 * BASE-VER: Change to 4.6.0.
3145 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3148 2010-04-06 Richard Guenther <rguenther@suse.de>
3151 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3153 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3155 * doc/invoke.texi (Optimize Options): Document that LTO
3156 won't remove object access purely due to incompatible
3159 2010-04-04 Matthias Klose <doko@ubuntu.com>
3161 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3162 Initialize variable.
3164 2010-04-03 Richard Guenther <rguenther@suse.de>
3167 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3168 require a non-NULL MEM_OFFSET.
3170 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3172 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3173 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3174 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3175 config/alpha/predicates.md, config/arm/arm.md,
3176 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3177 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3178 config/darwin9.h, config/darwin.c, config/darwin.h,
3179 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3180 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3181 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3182 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3183 config/mips/mips.md, config/mn10300/mn10300.c,
3184 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3185 config/rs6000/aix.h, config/rs6000/dfp.md,
3186 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3187 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3188 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3189 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3190 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3191 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3192 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3193 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3194 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3195 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3196 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3197 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3198 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3199 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3200 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3201 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3202 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3203 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3204 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3205 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3206 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3207 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3208 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3209 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3210 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3211 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3212 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3213 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3214 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3215 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3216 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3217 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3218 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3219 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3220 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3221 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3223 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3226 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3227 * aclocal.m4: Regenerate.
3229 2010-04-02 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/43629
3232 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3233 if we have seen a constant value.
3235 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3237 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3239 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3242 * arm.c (legitimize_tls_address): Adjust call to
3243 gen_tls_load_dot_plus_four.
3244 (arm_note_pic_base): New function.
3245 (arm_cannot_copy_insn_p): Use it.
3246 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3249 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3254 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3256 * Makefile.in ($(out_object_file)): Depend on
3257 gt-$(basename $(notdir $(out_file))).h.
3259 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3261 * config.gcc (lm32-*-rtems*): Add t-lm32.
3263 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3265 * config.gcc: Add lm32-*-rtems*.
3266 * config/lm32/rtems.h: New file.
3268 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3271 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3273 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3275 * dwarf2out.c (output_compilation_unit_header): For
3276 -gdwarf-4 use version 4 instead of version 3.
3277 (output_line_info): For version 4 and above emit additional
3278 maximum ops per insn header field.
3279 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3281 * dwarf2out.c (is_c_family, is_java): Remove.
3282 (lower_bound_default): New function.
3283 (add_bound_info, gen_descr_array_type_die): Use it.
3285 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3288 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3289 re-declaration when it happens in a function.
3291 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3293 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3294 (cgraph_remove_function_insertion_hook): Same.
3295 (cgraph_call_function_insertion_hooks): Same.
3297 2010-04-01 Richard Guenther <rguenther@suse.de>
3300 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3301 and TREE_THIS_VOLATILE.
3302 (copy_ref_info): Likewise.
3303 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3304 * tree.c (build6_stat): Ignore side-effects of all but arg5
3305 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3308 2010-04-01 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/43607
3311 * ipa-type-escape.c (check_call): Do not access non-existing
3314 2010-04-01 Richard Guenther <rguenther@suse.de>
3318 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3319 Jack Howarth <howarth@bromo.med.uc.edu>
3321 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3324 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3326 * doc/install.texi (Prerequisites): Document libelf usability on
3327 IRIX 5/6 and Solaris 2.
3328 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3329 Update GNU as, GNU ld requirements.
3330 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3331 Document Sun Studio compiler download.
3332 Update and simplify as, ld recommendations.
3333 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3335 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3337 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3338 with_tune_32 to pentium4.
3340 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3344 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3346 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3347 obsoletion, removal.
3349 Document GNU as requirement.
3350 Update configure requirements.
3351 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3352 Recomment IRIX 6.5.18+.
3353 Document IDF/IDL requirement.
3354 Document GNU as requirement.
3355 Document GNU ld bootstrap failure.
3356 Remove freeware.sgi.com reference.
3358 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3360 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3361 UNIX V4.0, V5.0 obsoletion, removal.
3362 Remove --with-gc=simple reference.
3363 Update VM requirements during bootstrap.
3364 Remove -oldas bootstrap description.
3365 Update binutils reference.
3366 Remove comparison failure note.
3368 2010-03-31 Richard Guenther <rguenther@suse.de>
3369 Zdenek Dvorak <ook@ucw.cz>
3370 Sebastian Pop <sebastian.pop@amd.com>
3373 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3374 with multiple arguments.
3375 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3377 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3379 * graphite-dependences.c (print_pddr): Call print_pdr with an
3381 * graphite-poly.c (debug_pdr): Add an extra argument for the
3384 (print_pbb_domain): Same.
3386 (print_scop_context): Same.
3388 (print_cloog): Same.
3389 (debug_pbb_domain): Same.
3393 (debug_scop_context): Same.
3395 (debug_cloog): Same.
3396 (print_scop_params): Same.
3397 (debug_scop_params): Same.
3398 (print_iteration_domain): Same.
3399 (print_iteration_domains): Same.
3400 (debug_iteration_domain): Same.
3401 (debug_iteration_domains): Same.
3402 (print_scattering_function): Same.
3403 (print_scattering_functions): Same.
3404 (debug_scattering_function): Same.
3405 (debug_scattering_functions): Same.
3406 * graphite-poly.h (debug_pdr): Update declaration.
3408 (print_pbb_domain): Same.
3410 (print_scop_context): Same.
3412 (print_cloog): Same.
3413 (debug_pbb_domain): Same.
3417 (debug_scop_context): Same.
3419 (debug_cloog): Same.
3420 (print_scop_params): Same.
3421 (debug_scop_params): Same.
3422 (print_iteration_domain): Same.
3423 (print_iteration_domains): Same.
3424 (debug_iteration_domain): Same.
3425 (debug_iteration_domains): Same.
3426 (print_scattering_function): Same.
3427 (print_scattering_functions): Same.
3428 (debug_scattering_function): Same.
3429 (debug_scattering_functions): Same.
3431 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3433 * graphite-poly.c (print_scattering_function_1): New.
3434 (print_scattering_function): Call it.
3435 (print_scop_params): Remove spaces at the end of lines.
3438 * graphite-poly.h (print_cloog): Declared.
3439 (debug_cloog): Declared.
3441 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3443 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3445 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3446 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3447 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3448 to switch between adding the IV bump in loop->latch or in loop->header.
3450 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3452 * graphite-poly.c (print_scattering_function): Pretty print following
3455 (print_pbb_domain): Same.
3456 (dump_gbb_cases): Same.
3457 (dump_gbb_conditions): Same.
3460 (print_scop_params): Same.
3461 (print_scop_context): Same.
3463 (print_pbb_body): New.
3464 (lst_indent_to): New.
3465 (print_lst): Start new lines with a #.
3466 * graphite-poly.h (pbb_bb): New.
3467 (pbb_index): Use pbb_bb.
3468 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3470 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3472 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3474 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3475 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3476 and 0 instead of 1 for dw_val_class_flag.
3477 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3478 dw_val_class_range_list, dw_val_class_loc_list,
3479 dw_val_class_lineptr and dw_val_class_macptr, use
3480 DW_FORM_flag_present for dw_val_class_flag and
3481 DW_FORM_exprloc for dw_val_class_loc.
3482 (output_die): For -gdwarf-4 print dw_val_class_loc
3483 size as uleb128 instead of 1 or 2 bytes and don't print
3484 anything for dw_val_class_flag.
3486 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3487 instead of cselib_lookup following by tweaking locs->setting_insn.
3490 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3491 even before returning from label, setjmp call or volatile asm
3494 2010-03-31 Richard Guenther <rguenther@suse.de>
3497 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3498 temporary data on stack.
3500 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3502 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3503 (PUSHSECTION_ASM_OP): Remove.
3504 (POPSECTION_ASM_OP): Remove.
3505 (PUSHSECTION_FORMAT): Remove.
3506 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3507 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3508 * config/sol2.c (solaris_output_init_fini): Use it.
3510 2010-03-31 Jie Zhang <jie@codesourcery.com>
3513 * opt-functions.awk (var_type_struct): Use signed char type
3514 for simple variables.
3516 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3518 * config/sol2.c: Include output.h.
3519 (solaris_assemble_visibility): New function.
3520 * config/t-sol2 (sol2.o): Add output.h dependency.
3521 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3522 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3525 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3528 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3529 V2SImode or XFmode on PRE_DEC.
3532 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3535 2010-03-31 Jie Zhang <jie@codesourcery.com>
3538 * reload.h (caller_save_initialized_p): Declare.
3539 * toplev.c (backend_init_target): Don't call
3540 init_caller_save but set caller_save_initialized_p to false.
3541 * caller-save.c (caller_save_initialized_p): Define.
3542 (init_caller_save): Check caller_save_initialized_p.
3543 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3545 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3548 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3549 and soft-fp/t-softfp to tmake_file.
3550 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3551 (LIBGCC2_TF_CEXT): Define.
3554 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3557 * cselib.c (n_useless_values): Document handling of debug locs.
3558 (n_useless_debug_values, n_debug_values): New variables.
3559 (new_elt_loc_list): Don't add to debug values, keep count.
3560 (promote_debug_loc): New.
3561 (cselib_reset_table): Zero new variables.
3562 (entry_and_rtx_equal_p): Promote debug locs.
3563 (discard_useless_locs): Increment n_useless_debug_values for
3565 (remove_useless_values): Adjust n_useless_values and n_debug_values
3566 with n_useless_debug_values.
3567 (add_mem_for_addr): Promote debug locs.
3568 (cselib_lookup_mem): Likewise.
3569 (cselib_lookup_addr): Renamed to...
3570 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3571 (cselib_log_lookup): ... this. Turn into...
3572 (cselib_lookup_addr): ... new wrapper.
3573 (cselib_lookup_from_insn): New.
3574 (cselib_invalidate_regno): Increment n_useless_debug_values for
3576 (cselib_invalidate_mem): Likewise.
3577 (cselib_process_insn): Take n_deleted and n_debug_values into
3578 account to guard remove_useless_value call.
3579 (cselib_finish): Zero n_useless_debug_values.
3580 * cselib.h (cselib_lookup_from_insn): Declare.
3581 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3582 (sched_analyze_2): Likewise.
3584 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3586 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3588 (adjust_mems): Replace narrowing SUBREG of expression containing
3589 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3590 with operations in the narrower mode.
3593 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3594 regs_invalidated_by_call instead all call_used_reg_set registers.
3596 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3599 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3600 pointer comparisons with types_compatible_p.
3601 * tree-vect-stmts.c (vectorizable_call): Same.
3602 (vectorizable_condition): Same.
3604 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3606 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3607 stack check if the mask would be zero.
3609 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3610 Jack Howarth <howarth@bromo.med.uc.edu>
3612 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3615 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3618 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3620 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3621 Include ___unordxf2 and ___unordtf2.
3622 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3625 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3627 * config/lm32/t-lm32: New file.
3628 * config.gcc: Use the above file when targetting lm32.
3630 2010-03-28 Duncan Sands <baldrick@free.fr>
3632 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3634 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3637 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3638 Improve vectorization cost model diagnostic.
3640 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3643 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3644 compute_data_dependences_for_loop returns false, early exit
3645 and output an extra diagnostic for the failed data reference
3648 2010-03-29 Richard Guenther <rguenther@suse.de>
3650 PR tree-optimization/43560
3651 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3652 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3654 2010-03-29 Jie Zhang <jie@codesourcery.com>
3657 * toplev.c (process_options): Set optimization_default_node
3658 and optimization_current_node.
3659 * opts.c (decode_options): Don't set optimization_default_node
3660 and optimization_current_node.
3662 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3664 * config/rtems.h: Abandon -qrtems_debug.
3666 2010-03-28 Jan Hubicka <jh@suse.cz>
3668 PR tree-optimization/43505
3669 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3670 map should not be copied.
3672 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3675 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3676 cdtors, set DECL_PRESERVE_P.
3677 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3680 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3682 PR tree-optimization/43528
3683 * stor-layout.c (place_field): Check that constant fits into
3684 unsigned HWI when skipping calculation of MS bitfield layout.
3686 2010-03-27 Jan Hubicka <jh@suse.cz>
3689 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3690 notice_global_symbol work.
3692 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3694 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3695 instead of dwarf2out_decl.
3696 (struct var_loc_node): Remove section_label field.
3697 (dwarf2out_function_decl): New function.
3698 (dwarf2out_var_location): Don't set section_label field.
3699 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3701 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3703 PR tree-optimization/43544
3704 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3705 First argument for builtin vectorized function hook is now a
3706 tree to be able to distinguish between machine specific and
3708 * targhooks.c (default_builtin_vectorized_function): Ditto.
3709 * targhooks.h (default_builtin_vectorized_function): Ditto.
3710 * target.h (struct gcc_target): Ditto.
3711 * tree-vect-stmts.c (vectorizable_function): Ditto.
3712 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3713 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3716 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3719 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3720 nested binding iff it is a FUNCTION_DECL.
3721 (store_parm_decls_newstyle): Pass nested=true to bind for
3722 FUNCTION_DECLs amongst parameters.
3724 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3726 * var-tracking.c (vt_expand_loc_callback): Don't run
3727 cselib_expand_value_rtx_cb in dummy mode if
3728 cselib_dummy_expand_value_rtx_cb returned false.
3730 * var-tracking.c (emit_note_insn_var_location): For one part
3731 notes with offset 0, don't add EXPR_LIST around the location.
3732 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3733 add_location_or_const_value_attribute): Adjust for that change.
3736 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3737 into first operand and location into second.
3738 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3739 dw_cfi_oprnd_loc for DW_CFA_expression.
3740 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3741 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3742 assume first argument is regnum and second argument is location.
3744 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3747 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3748 of scratch register to DImode. Split to DImode comparison operator.
3749 Use SImode subreg of scratch register in the multiplication.
3750 (*cmp_sadd_sidi): Ditto.
3751 (*cmp_ssub_si): Ditto.
3752 (*cmp_ssub_sidi): Ditto.
3754 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3758 Remove invalid assert and wrong comment.
3760 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3763 * flags.h (final_insns_dump_p): New extern.
3764 * final.c (final_insns_dump_p): New variable.
3765 (rest_of_clean_state): Set it before -fdump-final-insns=
3766 dumping, clear afterwards.
3767 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3768 MEM_ALIAS_SET on MEMs.
3770 2010-03-26 David S. Miller <davem@davemloft.net>
3772 * configure.ac: Fix sparc GOTDATA_OP bug check.
3773 * configure: Rebuild.
3775 2010-03-26 Alan Modra <amodra@gmail.com>
3777 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3779 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3781 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3782 TLS_SECTION_ASM_FLAG.
3784 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3787 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3788 Clear first_function_block_is_cold.
3791 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3792 argument if the argument is truth_value_p.
3794 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3796 * config/rs6000/constraints.md: Update copyright year for my changes.
3799 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3800 used in reg+reg addressing, swap registers.
3802 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3805 * target.h (struct gcc_target): Add code_end hook.
3806 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3808 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3809 * toplev.c (compile_file): Call targetm.asm_out.code_end
3810 hook before unwind info/debug info output.
3811 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3812 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3813 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3814 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3815 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3816 * config/i386/i386.c (ix86_file_end): Renamed to...
3817 (ix86_code_end): ... this. Make static. Don't call
3818 file_end_indicate_exec_stack. Emit unwind info using
3819 final_start_function/final_end_function.
3820 (darwin_x86_file_end): Remove.
3821 (TARGET_ASM_CODE_END): Define.
3822 * config/i386/i386.h (TARGET_ASM_FILE_END,
3823 NEED_INDICATE_EXEC_STACK): Don't define.
3824 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3825 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3826 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3827 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3830 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3831 at the beginning and final_end_function at the end.
3832 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3834 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3836 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3837 and Sun as TLS syntax.
3838 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3839 * configure: Regenerate.
3840 * config.in: Regenerate.
3841 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3842 (default_elf_asm_named_section): Use it.
3843 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3844 (i386_output_dwarf_dtprel): Likewise.
3845 (output_addr_const_extra): Likewise.
3846 (output_pic_addr_const): Lowercase @GOTTPOFF.
3847 (output_addr_const_extra): Likewise.
3848 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3849 (output_addr_const_extra): Likewise.
3850 (output_pic_addr_const): Lowercase @INDNTPOFF.
3851 (output_addr_const_extra): Likewise.
3852 (output_pic_addr_const): Lowercase @NTPOFF.
3853 (output_addr_const_extra): Likewise.
3854 (output_pic_addr_const): Lowercase @TPOFF.
3855 (output_addr_const_extra): Likewise.
3856 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3857 (*tls_global_dynamic_64): Likewise.
3858 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3859 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3861 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3862 (ASM_OUTPUT_TLS_COMMON): Use it.
3863 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3866 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3867 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3868 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3869 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3870 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3871 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3873 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3875 * config/i386/i386.c (override_options): Don't accept
3876 -mtls-dialect=sun any longer.
3877 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3878 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3879 (*tls_local_dynamic_base_32_sun): Likewise.
3880 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3882 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3885 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3886 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3889 * ira.c (adjust_cleared_regs): New function.
3890 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3894 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3896 * expr.c (expand_expr_real): Restore previous
3897 curr_insn_source_location and curr_insn_block after
3898 expand_expr_real_1 call.
3899 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3900 instead of expand_expr_real_1.
3902 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3904 PR rtl-optimization/43413
3905 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3908 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3911 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3912 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3914 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3916 * config/i386/i386.c (ix86_target_string): Add -mfma.
3917 Fix a typo in comment.
3919 2010-03-22 Mike Stump <mikestump@comcast.net>
3922 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3923 Don't overly align based upon packed packed fields.
3925 2010-03-22 Jason Merrill <jason@redhat.com>
3927 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3928 Use () rather than [], and move before the element type.
3930 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3932 * doc/configfiles.texi (Configuration Files): Removed
3933 fixinc/Makefile*, intl/Makefile.*.
3934 * doc/makefile.texi: Fixed markup. Abstract from version
3935 control system used.
3936 (Makefile): Removed obsolete gcc/java/parse.y example.
3937 * doc/sourcebuild.texi: Likewise.
3938 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3939 libgomp, libssp. Removed fastjar.
3940 (Miscellaneous Docs): Clarify location.
3941 Added COPYING3, COPYING3.LIB.
3942 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3944 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3947 * config/i386/i386.c (x86_function_profiler)
3948 [!NO_PROFILE_COUNTERS]: Fix typo.
3949 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3952 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3953 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3955 * doc/sourcebuild.texi (Test Directives): Split into six
3956 subsections, with most of the current text in new subsections
3957 Directives, Selectors, and Final Actions.
3958 (Directives): Split list of test directives into multiple
3960 (Selectors): Describe use and syntax of selectors.
3961 (Effective-Target Keywords): Describe all existing keywords.
3962 (Add Options): Describe features for dg-add-options.
3963 (Require Support): Describe variants of dg-require-support.
3964 (Final Actions): Describe commands to use in dg-final.
3966 2010-03-22 Michael Matz <matz@suse.de>
3969 * recog.c (validate_replace_rtx_group): Replace also in
3970 REG_EQUAL and REG_EQUIV notes.
3972 2010-03-22 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/43390
3975 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3976 sure vector extracts are type correct.
3978 2010-03-22 Richard Guenther <rguenther@suse.de>
3981 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3982 x * sqrt (x) even when optimizing for size if the target
3983 has native support for sqrt.
3985 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3987 * varasm.c (make_decl_rtl_for_debug): Also clear
3988 flag_mudflap for the duration of make_decl_rtl call.
3991 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3992 locs from preserved VALUEs.
3994 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3997 * pa.md (movmemsi): Set align to one if zero.
3998 (movmemdi): Likewise.
4000 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4003 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4004 with their corresponding prologue pushes.
4006 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4009 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4010 at the begining or end.
4011 (spu_expand_epilogue): Likewise.
4013 2010-03-20 Richard Guenther <rguenther@suse.de>
4015 PR rtl-optimization/43438
4016 * combine.c (make_extraction): Properly zero-/sign-extend an
4017 extraction of the low part of a CONST_INT. Also handle
4020 2010-03-19 Mike Stump <mikestump@comcast.net>
4022 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4023 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4024 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4026 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4029 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4032 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4034 PR rtl-optimization/42258
4035 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4036 use that may match DEF.
4039 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4040 the cost of loading the constant rather than assuming
4042 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4043 outer code is AND, do the same tests as the andsi3 expander and
4044 return COSTS_N_INSNS (1) if and is cheap.
4046 * optabs.c (avoid_expensive_constant): Fix formatting.
4048 2010-03-19 Michael Matz <matz@suse.de>
4051 * attribs.c (decl_attributes): When rebuilding a function pointer
4052 type use the same qualifiers as the original pointer type.
4054 2010-03-19 Martin Jambor <mjambor@suse.cz>
4056 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4057 and is_gimple_ip_invariant_address.
4059 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4062 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4064 * config/arm/arm.c (arm_override_options): Turn off
4065 flag_dwarf2_cfi_asm for AAPCS variants.
4067 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4070 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4071 Use PRE_MODIFY instead of PRE_DEC.
4072 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4073 (vfp_emit_fstmd): Likewise.
4075 2010-03-19 Michael Matz <matz@suse.de>
4078 * builtins.c (expand_builtin_interclass_mathfn,
4079 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4082 2010-03-19 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/43415
4085 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4086 (phi_translate_1): ... this.
4087 (phi_translate): Move all caching here. Cache all NARY
4088 and REFERENCE translations.
4090 2010-03-19 David S. Miller <davem@davemloft.net>
4092 With help from Eric Botcazou.
4093 * config/sparc/sparc.c: Include dwarf2out.h.
4094 (emit_pic_helper): Delete.
4095 (pic_helper_symbol_name): Delete.
4096 (pic_helper_emitted_p): Delete.
4097 (pic_helper_needed): New.
4098 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4099 (get_pc_thunk_name): New.
4100 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4101 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4102 Set pic_helper_needed to true. Don't call emit_pic_helper.
4103 (sparc_expand_prologue): Update load_pic_register call.
4104 (sparc_output_mi_thunk): Likewise.
4105 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4106 thunk if possible. Output CFI information as needed.
4108 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4109 Jack Howarth <howarth@bromo.med.uc.edu>
4112 * config/i386/i386.h: Fix ABI on darwin x86-32.
4114 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4116 * tree.h: Declare make_decl_rtl_for_debug.
4117 * varasm.c (make_decl_rtl_for_debug): New.
4118 * dwarf2out.c (rtl_for_decl_location): Call it.
4119 * cfgexpand.c (expand_debug_expr): Call it.
4121 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4124 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4128 * var-tracking.c (vt_init_cfa_base): Do nothing if
4129 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4131 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4134 * var-tracking.c (canonicalize_vars_star): New.
4135 (dataflow_post_merge_adjust): Use it.
4137 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4140 * var-tracking.c (non_suitable_const): New function.
4141 (add_uses): For DEBUG_INSNs with constants, don't record any
4142 value, instead just the constant value itself.
4143 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4144 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4145 (emit_notes_in_bb): Likewise.
4146 (emit_note_insn_var_location): For onepart variables if
4147 cur_loc is a VOIDmode constant, use DECL_MODE.
4149 2010-03-18 Martin Jambor <mjambor@suse.cz>
4152 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4153 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4154 all non-clones. Moved call redirection...
4155 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4156 (cgraph_materialize_all_clones): Dispose of all
4157 combined_args_to_skip bitmaps.
4158 (verify_cgraph_node): Do not check for edges pointing to wrong
4159 nodes in inline clones.
4160 * tree-inline.c (copy_bb): Call
4161 cgraph_redirect_edge_call_stmt_to_callee.
4162 * ipa.c (cgraph_remove_unreachable_nodes): Call
4163 cgraph_node_remove_callees even when there are used clones.
4165 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4167 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4169 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4175 2010-03-18 Michael Matz <matz@suse.de>
4178 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4179 into sqrt(x) if we need to preserve signed zeros.
4181 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4182 Eric Botcazou <ebotcazou@adacore.com>
4184 PR rtl-optimization/43360
4185 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4186 note if we don't know its invariant status.
4188 2010-03-18 Michael Matz <matz@suse.de>
4190 PR tree-optimization/43402
4191 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4192 PHI chains of ssa names registered for update.
4194 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4197 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4198 non-offsettable and pre_modify update addressing.
4199 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4200 and "2" alternatives "#".
4201 (*movdd_softfloat32): Make all alternatives "#";
4202 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4203 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4204 (*movdf_softfloat32): Make all alternatives "#";
4205 (movdi): Use the new DIFD mode iterator to create a common splitter
4206 for movdi, movdf and movdd patterns.
4208 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4210 * common.opt (dumpdir): Remove redundant tab.
4212 2010-03-17 Martin Jambor <mjambor@suse.cz>
4214 PR tree-optimization/43347
4215 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4216 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4218 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4220 PR rtl-optimization/42216
4221 * regrename.c (create_new_chain): New function, broken out from...
4222 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4223 appending a use to an empty chain.
4224 (build_def_use): Remove previous changes that convert OP_INOUT to
4225 OP_OUT operands; instead detect the case where an OP_INOUT operand
4226 uses a previously untracked register and create an empty chain for it.
4228 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4230 * doc/extend.texi (Function Attributes): Rewrite unfinished
4231 sentence in ms_abi documentation.
4233 2010-03-17 Alan Modra <amodra@gmail.com>
4235 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4236 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4237 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4238 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4240 2010-03-16 Richard Henderson <rth@redhat.com>
4243 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4244 (lower_try_finally): Save and restore eh_seq around the expansion
4247 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4249 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4250 statements before splitting block.
4252 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4254 * doc/sourcebuild.texi (Testsuites): Fix markup.
4255 Use pathnames relative to gcc/testsuite.
4256 (Test Directives): Move description of how timeout is determined.
4257 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4258 (C Tests): Correct gcc.misc-tests directory.
4259 Framework tests now live in gcc.test-framework.
4261 2010-03-16 Richard Guenther <rguenther@suse.de>
4264 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4265 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4267 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4268 Alexandre Oliva <aoliva@redhat.com>
4270 PR tree-optimization/42917
4271 * lambda-code.c (remove_iv): Skip debug statements.
4272 (lambda_loopnest_to_gcc_loopnest): Likewise.
4273 (not_interesting_stmt): Debug statements are not interesting.
4275 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4279 * cselib.c (cselib_preserve_constants,
4280 cfa_base_preserved_val): New static variables.
4281 (preserve_only_constants): New function.
4282 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4283 clear its REG_VALUES. If cselib_preserve_constants, don't
4284 empty the whole hash table, but preserve there VALUEs with constants,
4285 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4286 (cselib_preserve_cfa_base_value): New function.
4287 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4288 (cselib_init): Change argument to int bitfield. Set
4289 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4291 (cselib_finish): Clear cselib_preserve_constants and
4292 cfa_base_preserved_val.
4293 * cselib.h (enum cselib_record_what): New enum.
4294 (cselib_init): Change argument to int.
4295 (cselib_preserve_cfa_base_value): New prototype.
4296 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4297 * dse.c (dse_step1): Likewise.
4298 * cfgcleanup.c (thread_jump): Likewise.
4299 * sched-deps.c (sched_analyze): Likewise.
4300 * gcse.c (local_cprop_pass): Likewise.
4301 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4302 If FN is non-NULL, call the callback always and whenever it returns
4303 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4304 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4305 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4306 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4307 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4308 * var-tracking.c: Include recog.h.
4309 (bb_stack_adjust_offset): Remove.
4310 (vt_stack_adjustments): Don't call it, instead just gather the
4311 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4312 (adjust_stack_reference): Remove.
4313 (compute_cfa_pointer): New function.
4314 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4315 (struct adjust_mem_data): New type.
4316 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4318 (get_address_mode): New function.
4319 (replace_expr_with_values): Use it.
4320 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4321 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4322 (adjust_sets): Remove.
4323 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4324 Use get_address_mode.
4325 (get_adjusted_src): Remove.
4326 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4327 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4328 (add_with_sets): Don't call adjust_sets.
4329 (fp_setter, vt_init_cfa_base): New functions.
4330 (vt_initialize): Change return type to bool. Move most of pool etc.
4331 initialization to the beginning of the function from end. Pass
4332 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4333 If !frame_pointer_needed, call vt_stack_adjustment before mos
4334 vector is filled, call vt_init_cfa_base if argp/framep has been
4335 eliminated to sp. If frame_pointer_needed and argp/framep has
4336 been eliminated to hard frame pointer, set
4337 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4338 encountering fp setter in the prologue. For MO_ADJUST, call
4339 log_op_type before pusing the op into mos vector, not afterwards.
4340 Call adjust_insn before cselib_process_insn/add_with_sets,
4341 call cancel_changes (0) afterwards.
4342 (variable_tracking_main_1): Adjust for vt_initialize calling
4343 vt_stack_adjustments and returning whether it succeeded or not.
4345 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4347 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4350 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4352 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4354 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4355 drap_reg has not been set.
4357 2010-03-15 Michael Matz <matz@suse.de>
4360 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4361 use it to expand block copies.
4362 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4363 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4364 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4366 2010-03-15 Richard Guenther <rguenther@suse.de>
4368 PR tree-optimization/43367
4369 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4372 2010-03-15 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/43317
4375 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4377 2010-03-15 Martin Jambor <mjambor@suse.cz>
4379 PR tree-optimization/43141
4380 * tree-sra.c (create_abstract_origin): New function.
4381 (modify_function): Call create_abstract_origin.
4383 2010-03-15 Chris Demetriou <cgd@google.com>
4385 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4388 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4391 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4392 call insert_out_of_ssa_copy for default definitions.
4394 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4396 * graphite-clast-to-gimple.c (my_long_long): Defined.
4397 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4398 * graphite-sese-to-poly.c (my_long_long): Defined.
4399 (scop_ivs_can_be_represented): Use it.
4401 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4403 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4404 graphite-max-bbs-per-function, and loop-block-tile-size.
4405 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4407 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4409 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4412 forward declaration.
4413 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4414 (add_upper_bounds_from_estimated_nit): New.
4415 (build_loop_iteration_domains): Use it.
4417 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4419 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4421 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4424 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4425 should be an INTEGER_CST. Also handle CASE_CONVERT.
4427 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4429 * graphite.c (graphite_initialize): To bound the number of bbs per
4430 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4431 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4432 * doc/invoke.texi: Document it.
4434 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4436 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4437 * graphite-sese-to-poly.h (build_poly_scop): Same.
4439 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4441 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4442 the number of parameters in the scop. Use as an upper bound
4443 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4444 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4445 * doc/invoke.texi: Document it.
4447 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4449 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4450 * doc/c-tree.texi: Remove.
4451 * doc/generic.texi: Merge c-tree.texi here.
4452 * doc/gccint.texi (Trees): Remove menu entry.
4453 (c-tree.texi): Remove @include.
4454 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4455 * doc/languages.texi (Reading RTL): Ditto.
4457 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4460 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4462 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4465 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4466 code added to work around reload clobbering CONST insns.
4468 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4470 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4471 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4472 (cselib_preserve_only_values): Remove retain argument, don't
4473 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4474 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4475 * var-tracking.c (micro_operation): Move insn field before union.
4476 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4477 (struct variable_tracking_info_def): Remove n_mos field, change
4478 mos into a vector of micro_operations.
4479 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4480 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4481 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4482 changing into a vector.
4483 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4484 come before all other uops generated by add_stores.
4485 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4487 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4488 a vector. Run just one pass over the bbs instead of separate counting
4489 and computation phase.
4490 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4493 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4494 into *nonlocalized_list vector.
4495 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4496 even if origin is non-NULL.
4497 (gen_variable_die): Likewise.
4498 (process_scope_var): Don't change origin.
4499 (gen_decl_die): Likewise.
4500 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4501 before adding new edges instead of after it, fix moving over
4504 2010-03-11 David S. Miller <davem@davemloft.net>
4506 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4508 * configure: Rebuild.
4510 2010-03-11 Martin Jambor <mjambor@suse.cz>
4512 PR tree-optimization/43257
4513 * tree.c (assign_assembler_name_if_neeeded): New function.
4514 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4516 * tree.h (assign_assembler_name_if_neeeded): Declare.
4517 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4518 the function if needed.
4520 2010-03-11 Chris Demetriou <cgd@google.com>
4522 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4523 include/stdint-gcc.h, and include/stdint.h world-readable.
4525 2010-03-11 Richard Guenther <rguenther@suse.de>
4527 PR tree-optimization/43255
4528 * tree-vrp.c (process_assert_insertions_for): Do not insert
4529 asserts for trivial conditions.
4531 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4533 PR tree-optimization/43280
4534 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4535 generation. Move calculation of size out of the if branch.
4536 (find_bswap): Modify compare number generation.
4538 2010-03-11 Richard Guenther <rguenther@suse.de>
4541 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4542 (input_gimple_stmt): Fixup handled component types during
4543 operand read. Also fix up decls in ADDR_EXPRs.
4545 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4547 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4548 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4550 2010-03-10 Jan Hubicka <jh@suse.cz>
4553 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4554 * varasm.c (get_variable_section): Don't do that here...
4555 (make_decl_rtl): ... and here.
4556 (do_assemble_alias): Produce decl RTL.
4557 (assemble_alias): Likewise.
4559 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4562 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4563 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4565 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4566 (based_loc_descr): Only express drap or vdrap regno based expressions
4567 using DW_OP_fbreg when not optimizing.
4568 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4569 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4570 REG_CFA_SET_VDRAP note.
4572 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4574 PR tree-optimization/43236
4575 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4576 error in calculation of base address in reverse iteration case.
4577 (generate_builtin): Take number of latch executions if the statement
4580 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4583 * tree-eh.c: Include pointer-set.h.
4584 (lower_eh_dispatch): Filter out duplicate case labels and
4585 remove the unneeded edge when the label is unused. Return
4586 true when some edges are removed.
4587 (execute_lower_eh_dispatch): When any lowering resulted in
4588 removing an edge, also delete unreachable blocks.
4590 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4593 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4594 UNSPEC_MACHOPIC_OFFSET.
4596 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4599 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4600 (m68k_delegitimize_address): New function.
4602 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4605 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4608 * var-tracking.c (adjust_sets): New function.
4609 (count_with_sets, add_with_sets): Use it.
4610 (get_adjusted_src): New inline function.
4611 (add_stores): Use it.
4614 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4615 call cselib_dummy_expand_value_rtx_cb instead of
4616 cselib_expand_value_rtx_cb.
4619 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4620 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4621 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4622 and .cfi_endproc around the pic thunks.
4623 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4624 all queued unwind info register saves are saved before the call.
4625 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4626 considered as sp-=4 for unwind info and the pop as sp+=4 which
4627 also clobbers dest, but doesn't actually restore it.
4630 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4631 RTX_FRAME_RELATED_P.
4633 2010-03-09 Jie Zhang <jie@codesourcery.com>
4635 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4636 whitespaces in output template.
4638 2010-03-09 Jie Zhang <jie@codesourcery.com>
4640 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4643 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4645 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4646 builtins.exp in a separate job.
4648 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4650 * graphite-sese-to-poly.c (add_param_constraints): Use
4651 lower_bound_in_type and upper_bound_in_type.
4653 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4655 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4656 instead of unsigned_type_node.
4658 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4659 Reza Yazdani <reza.yazdani@amd.com>
4662 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4663 on pointer type parameters.
4665 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4669 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4670 handle conversions from pointer to integers.
4671 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4672 induction variable, to be able to work with code generated by CLooG.
4673 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4674 (build_poly_scop): Bail out if we cannot codegen a loop.
4676 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4678 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4679 code generation with gloog_error.
4681 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4683 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4684 Call fold_convert on all the returned values.
4685 (expand_scalar_variables_expr): Pass to
4686 expand_scalar_variables_ssa_name the type of the resulting expression.
4688 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4690 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4691 ppl_min_for_le_pointset.
4692 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4693 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4695 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4697 * graphite-dependences.c (map_into_dep_poly): Removed.
4698 (dependence_polyhedron_1): Use combine_context_id_scat.
4700 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4702 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4703 (struct poly_bb): Same.
4704 (combine_context_id_scat): New.
4706 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4709 * sese.c (name_defined_in_loop_p): Return false for default
4712 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4714 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4715 and clean up the logic.
4717 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4719 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4722 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4724 * var-tracking.c (remove_cselib_value_chains): Define only for
4726 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4727 delete_slot_part, emit_notes_for_differences_1): Don't call
4728 remove_cselib_value_chains here.
4729 (set_slot_part, emit_notes_for_differences_2): Don't call
4730 add_cselib_value_chains here.
4731 (preserved_values): New vector.
4732 (preserve_value): New function.
4733 (add_uses, add_stores, vt_add_function_parameters): Use it
4734 instead of cselib_preserve_value.
4735 (changed_values_stack): New vector.
4736 (check_changed_vars_0): New function.
4737 (check_changed_vars_1, check_changed_vars_2): Use it.
4738 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4739 changed_values_stack VALUEs.
4740 (vt_emit_notes): For all preserved_values call
4741 add_cselib_value_chains. If ENABLE_CHECKING call
4742 remove_cselib_value_chains before verifying value_chains is empty.
4743 Initialize and free changed_values_stack.
4744 (vt_initialize): Initialize preserved_values.
4745 (vt_finalize): Free preserved_values.
4747 2010-03-08 Richard Guenther <rguenther@suse.de>
4749 PR tree-optimization/43269
4750 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4753 2010-03-08 Martin Jambor <mjambor@suse.cz>
4755 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4756 (ipa_is_param_called): Removed.
4757 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4758 (ipa_print_node_params): Do not print the called flag.
4759 (ipa_write_node_info): Do not stream the called flag.
4760 (ipa_read_node_info): Likewise.
4762 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4765 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4766 * cselib.c (struct expand_value_data): Add dummy field.
4767 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4769 (cselib_dummy_expand_value_rtx_cb): New function.
4770 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4772 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4773 * var-tracking.c: Include pointer-set.h.
4774 (variable): Change n_var_parts to char from int. Add
4775 cur_loc_changed and in_changed_variables fields.
4776 (variable_canonicalize): Remove.
4777 (shared_var_p): New inline function.
4778 (unshare_variable): Maintain cur_loc_changed and
4779 in_changed_variables fields. If var was in changed_variables,
4780 replace it there with new_var. Just copy cur_loc instead of
4781 resetting it to something else.
4782 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4783 (dataflow_set_union): Don't call variable_canonicalize.
4784 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4785 of their DEBUG_EXPR_TREE_DECLs.
4786 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4787 and in_changed_variables and cur_loc_changed is false.
4788 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4789 and cur_loc_changed. Don't update cur_loc here.
4790 (variable_merge_over_src): Don't call variable_canonicalize.
4791 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4792 removing loc that is equal to cur_loc, clear cur_loc,
4793 set cur_loc_changed and ensure variable_was_changed is called.
4794 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4795 compare pointers in cur_loc check, if it is equal to loc,
4796 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4797 (variable_different_p): Remove compare_current_location argument,
4798 don't compare cur_loc.
4799 (dataflow_set_different_1): Adjust variable_different_p caller.
4800 (variable_was_changed): If dv had some var in changed_variables
4801 already, reset in_changed_variables flag for it and propagate
4802 cur_loc_changed over to the new variable. On empty var
4803 always set cur_loc_changed. Set in_changed_variables on whatever
4804 var is added to changed_variables.
4805 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4806 Use shared_var_p. When removing loc that is equal to cur_loc,
4807 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4808 end, don't set it to something else, just call variable_was_changed.
4809 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4810 loc being removed, clear cur_loc and set cur_loc_changed.
4811 Set cur_loc_changed if all locations have been removed.
4812 (struct expand_loc_callback_data): New type.
4813 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4814 allocated. Always create SUBREGs if simplify_subreg failed.
4815 Prefer to use cur_loc, when that fails and still in
4816 changed_variables (and seen first time) recompute it. Set
4817 cur_loc_changed of variables which had to change cur_loc and
4818 compute elcd->cur_loc_changed if any of the subexpressions used
4819 had to change cur_loc.
4820 (vt_expand_loc): Adjust to pass arguments in
4821 expand_loc_callback_data structure.
4822 (vt_expand_loc_dummy): New function.
4823 (emitted_notes): New variable.
4824 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4825 that weren't used for any other decl in current
4826 emit_notes_for_changes call call vt_expand_loc_dummy to update
4827 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4828 first loc_chain location if NULL before. Always use just
4829 cur_loc instead of first loc_chain location. When cur_loc_changed
4830 is false, when not --enable-checking=rtl just don't emit any note.
4831 When rtl checking, compute the note and assert it is the same
4832 as previous note. Clear cur_loc_changed and in_changed_variables
4833 at the end before removing from changed_variables.
4834 (check_changed_vars_3): New function.
4835 (emit_notes_for_changes): Traverse changed_vars to call
4836 check_changed_vars_3 on each changed var.
4837 (emit_notes_for_differences_1): Clear cur_loc_changed and
4838 in_changed_variables. Recompute cur_loc of new_var.
4839 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4840 (vt_emit_notes): Initialize and destroy emitted_notes.
4842 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4844 PR rtl-optimization/42220
4845 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4846 Use verify_reg_tracked to determine if we should use OP_OUT rather
4848 (build_def_use): If we see an in-out operand for a register that we
4849 know nothing about, treat is an output if possible, fail the block if
4852 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4855 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4858 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4861 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4862 uses of relevant DEFs that are dead outside the loop too.
4864 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4866 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4868 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4870 * var-tracking.c (values_to_unmark): New variable.
4871 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4872 values_to_unmark vector. Moved body to...
4873 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4874 instead queue it into values_to_unmark vector.
4875 (vt_find_locations): Free values_to_unmark vector.
4877 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4879 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4880 (site.exp): Export them when plugins are enabled.
4882 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4885 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4887 (chrec_fold_multiply): Same.
4889 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4892 * c-decl.c (build_compound_literal): Return early if init is
4895 2010-03-04 Martin Jambor <mjambor@suse.cz>
4897 PR tree-optimization/43164
4898 PR tree-optimization/43191
4899 * tree-sra.c (type_consists_of_records_p): Reject records with
4900 zero-size bit-fields at the end.
4902 2010-03-04 Mike Stump <mikestump@comcast.net>
4904 * Makefile.in (TAGS): Remove *.y.
4906 2010-03-04 Richard Guenther <rguenther@suse.de>
4908 PR tree-optimization/40761
4909 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4911 (my_rev_post_order_compute): New function.
4912 (init_pre): Call it.
4914 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4917 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4918 decrease the cost of an IV candidate when the cost is infinite.
4920 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4922 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4923 Use '3DNow!' for the extension of that name, ensure normal space
4925 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4927 2010-03-03 Jeff Law <law@redhat.com>
4929 * PR middle-end/32693
4930 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4931 than gen_rtx_SUBREG.
4932 (extract_bit_field_1): Likewise.
4934 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4936 * doc/sourcebuild.texi (Test directives): Document that arguments
4937 include-opts and exclude-opts are now optional for dg-skip-if,
4938 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4940 2010-03-03 Jason Merrill <jason@redhat.com>
4943 * cgraph.h (varpool_node): Add extra_name field.
4944 * varpool.c (varpool_extra_name_alias): New.
4945 (varpool_assemble_decl): Emit extra name aliases.
4946 (varpool_mark_needed_node): Look past an extra name alias.
4947 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4948 * lto-streamer-in.c (lto_input_tree): Read it.
4949 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4951 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4953 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4954 (sparc*-*-solaris2*): ...this.
4956 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4959 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4960 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4961 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4962 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4965 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4966 fallthrough to default handling, just with want_address 0 instead of 2.
4967 For single element lists, add_AT_loc directly, otherwise create an
4968 artificial variable DIE and stick location list to it.
4971 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4972 (VAL_EXPR_HAS_REVERSE): Define.
4973 (reverse_op): New function.
4974 (add_stores): For reversible operations add an extra MO_VAL_USE.
4976 2010-03-02 Jason Merrill <jason@redhat.com>
4978 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4980 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4982 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4983 (sparc64-*-linux*): Likewise.
4984 (sparc64-*-solaris2*): Include assembler files before linker ones.
4985 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4986 * config/sparc/gas.h: Delete.
4987 * config/sparc/sol2-64.h: Add copyright notice.
4988 * config/sparc/sol2-gas-bi.h: Likewise.
4989 * config/sparc/sol2-gld.h: Likewise.
4990 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4991 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4992 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4993 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4994 (sparc_elf_asm_named_section): Rename into...
4995 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4997 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4999 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5001 2010-03-02 Jeff Law <law@redhat.com>
5004 * reload1.c (rtx_p, substitute_stack): Declare.
5005 (substitute): Record addresses of changed rtxs.
5006 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5007 Restore the original rtx when complete.
5008 (reload): Free subsitute_stack when complete.
5010 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5012 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5013 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5015 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5016 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5017 Torture Tests): Change from subsection to section.
5019 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5020 Steven Bosscher <steven@gcc.gnu.org>
5022 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5025 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5028 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5029 the assignment from the new induction variable to the assignment
5030 of the value from the original loop PHI function.
5032 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5033 Daniel Jacobowitz <dan@codesourcery.com>
5035 * doc/sourcebuild.texi (Test directives): Clarify options to
5038 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5040 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5041 Disable cfi directives unless GCC and gas agree on using read-only
5042 .eh_frame sections for 64-bit.
5043 * configure: Regenerate.
5045 2010-03-01 Richard Guenther <rguenther@suse.de>
5047 PR tree-optimization/43220
5048 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5049 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5051 2010-03-01 Richard Guenther <rguenther@suse.de>
5052 Martin Jambor <mjambor@suse.cz>
5055 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5056 gimplified parameters.
5058 2010-03-01 Christian Bruel <christian.bruel@st.com>
5060 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5062 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5064 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5066 2010-03-01 Richard Guenther <rguenther@suse.de>
5069 * expr.c (expand_assignment): Use the alias-oracle to tell
5070 if the rhs aliases the result decl.
5072 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5075 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5076 to sol_gt_pch_get_address.
5077 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5078 64-bit, SPARC and x86.
5079 (sol_gt_pch_get_address): New function.
5081 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5083 * toplev.h (inform_n, error_n): Declare.
5084 * diagnostic.c (inform_n, error_n): New function.
5086 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5088 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5089 has no rtl yet when processing local_decls, queue it and recheck
5090 if deferred stack allocation hasn't assigned it rtl.
5092 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5094 * config/sh/sh.c (unspec_bbr_uid): New.
5095 (gen_block_redirect): Use it instead of INSN_UID.
5096 (gen_far_branch): Likewise.
5098 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5100 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5101 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5103 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5105 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5106 (Warning Options): -Wno-conversion-null is valid for
5107 Objective-C++ as well.
5108 * doc/tm.texi (Named Address Spaces): Likewise.
5109 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5110 * doc/tree-ssa.texi (Tree SSA): Likewise.
5112 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5115 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5116 by default. Don't set the default arch for
5117 i[34567]86-*-darwin*|x86_64-*-darwin*.
5119 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5122 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5123 default. Set the default 32bit/64bit archs with $with_arch
5124 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5126 2010-02-27 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/43186
5129 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5130 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5131 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5132 unroller iterations.
5134 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5136 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5137 required and i[34567]86-*-* targets don't support 64bit ISA.
5139 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5142 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5145 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5147 * config.gcc: Set the default arch at least to Prescott for
5148 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5149 if SSE math is enabled.
5151 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5153 * diagnostic.c (diagnostic_initialize): Update.
5154 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5156 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5157 (diagnostic_inhibit_notes): New.
5158 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5160 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5163 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5164 * doc/standards.texi: Likewise.
5165 * doc/extend.texi: Likewise.
5166 * doc/trouble.texi: Likewise.
5167 * doc/cppopts.texi: Likewise.
5168 * doc/install.texi: Likewise.
5169 * c.opt (std=c90,std=gnu90): New options.
5170 * c-opts.c (c_common_handle_option): Handle them.
5172 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5175 * c-decl.c (undeclared_variable): Use an informative note.
5177 2010-02-26 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/43186
5180 * gimple.h (gimple_fold): Remove.
5181 * gimple.c (gimple_fold): Remove. Inline into single user ...
5182 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5183 Try harder for conditions.
5185 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5188 * function.c (used_types_insert): Don't skip through named pointer
5189 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5190 and it is different from the main variant's type.
5192 2010-02-26 Nick Clifton <nickc@redhat.com>
5194 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5196 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5198 * config.gcc: Support --with-fpmath=sse for x86.
5200 * config/i386/ssemath.h: New.
5202 * doc/install.texi (--with-fpmath=sse): Documented.
5204 2010-02-26 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/43188
5207 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5208 vector types of over-aligned element type.
5210 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5214 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5216 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5218 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5220 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5222 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5223 * var-tracking.c: Include diagnostic.h.
5224 (debug_dv): New function.
5225 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5228 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5229 (add_value_chain, add_value_chains, remove_value_chain,
5230 remove_value_chains): Handle DEBUG_EXPRs.
5231 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5234 * regcprop.c (struct queued_debug_insn_change): New type.
5235 (struct value_data_entry): Add debug_insn_changes field.
5236 (struct value_data): Add n_debug_insn_changes field.
5237 (debug_insn_changes_pool): New variable.
5238 (free_debug_insn_changes, apply_debug_insn_changes,
5239 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5240 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5241 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5243 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5245 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5246 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5247 changes, call cprop_find_used_regs via note_stores.
5248 (copyprop_hardreg_forward): When copying vd from predecessor
5249 which has any queued DEBUG_INSN changes, make sure the pointers are
5250 cleared. At the end call df_analyze and then if there are any
5251 DEBUG_INSN changes queued at the end of some basic block for still
5252 live registers, apply them.
5253 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5255 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5257 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5260 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5262 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5263 targets. Set the default with_cpu/with_arch from arch/cpu.
5264 Allow x86-64 and native for with_cpu/with_arch.
5266 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5268 * ebitmap.c: Change calls to verify_popcount with calls to
5269 sbitmap_verify_popcount.
5270 (ebitmap_clear_bit): Fixed map->cacheindex test and
5271 map>cache update when bit clearing results in an empty
5274 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5277 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5278 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5279 and support both V2DF and V2DI modes.
5280 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5281 support both V2DF and V2DI modes.
5282 (general): Delete trailing whitespace from a few patterns.
5284 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5285 V2DF/V2DI interleave high/low builtins.
5287 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5290 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5291 interleave high/low functions.
5293 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5295 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5296 #pragma extern_prefix.
5298 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5301 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5302 BLKmode, assert op0 is a MEM and just adjust its mode.
5305 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5306 if bitpos isn't multiple of mode's bitsize.
5308 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5310 * c.opt (-ftemplate-depth=): New.
5311 (-ftemplate-depth-): Deprecate.
5312 * optc-gen.awk: Handle -ftemplate-depth=.
5313 * opth-gen.awk: Likewise.
5314 * c-opts.c (c_common_handle_option): Likewise.
5315 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5317 2010-02-24 Jason Merrill <jason@redhat.com>
5319 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5321 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5323 * cfg.c (alloc_aux_for_block): Remove inline.
5324 (alloc_aux_for_edge): Likewise.
5326 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5328 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5330 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5332 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5333 * config/i386/sol2-gas.h: New file.
5334 * config.gcc (i[34567]86-*-solaris2*): Use it.
5336 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5339 * c-typeck.c (ep_convert_and_check): New.
5340 (build_conditional_expr): Use it.
5341 (build_binary_op): Likewise.
5343 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5345 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5348 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5349 bounds even for -O+.
5350 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5351 expr needs to have DECL_NAME set.
5353 2010-02-24 Nick Clifton <nickc@redhat.com>
5355 * config/mep/mep.c: Include gimple.h.
5356 (mep_function_uses_sp): Delete unused function.
5357 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5358 parameters. Use unsigned integers to count args. Return a
5359 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5361 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5364 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5365 greater or equal to nelt instead of 2 * nelt.
5366 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5369 2010-02-23 Jason Merrill <jason@redhat.com>
5372 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5373 in cfun->local_decls even if they have register types.
5376 * stor-layout.c (place_field): Don't warn about unnecessary
5377 DECL_PACKED if the type is packed.
5379 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5382 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5383 GOTOFF relocs, even when the base reg isn't pic pointer.
5385 2010-02-23 Michael Matz <matz@suse.de>
5388 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5389 (expand_gimple_basic_block): Generate and use debug temps if there
5390 are debug uses left after the last real use of TERed ssa names.
5391 Unlink debug immediate uses when they are expanded.
5393 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5396 * config/i386/i386.c (override_options): Reorganise to provide
5397 better error messages.
5399 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5402 * graphite-scop-detection.c (create_single_exit_edge): Move
5403 the call to find_single_exit_edge to....
5404 (create_sese_edges): ...here. Don't handle multiple edges
5405 exiting the function.
5406 (build_graphite_scops): Don't handle multiple edges
5407 exiting the function.
5409 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5412 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5413 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5415 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5418 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5420 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5423 * c-typeck.c (convert_arguments): Print declaration location.
5424 * c-common.c (validate_nargs): Rename as
5425 builtin_function_validate_nargs.
5426 (check_builtin_function_arguments): Update.
5428 2010-02-22 Richard Guenther <rguenther@suse.de>
5431 * tree-inline.c (declare_return_variable): Use the type of
5432 the call stmt lhs if available.
5434 2010-02-22 Duncan Sands <baldrick@free.fr>
5436 * passes.c (register_pass): Always consider all pass lists when
5437 ref_pass_instance_number is zero.
5439 2010-02-22 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/42749
5442 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5443 parameter. Do arithmetic in the original type.
5444 (update_accumulator_with_ops): Likewise.
5445 (adjust_accumulator_values): Adjust.
5447 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5449 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5450 (QI to BLKmode splitter): New splitter.
5452 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5454 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5455 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5457 2010-02-22 Richard Guenther <rguenther@suse.de>
5459 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5461 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5463 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5464 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5465 ($(T)crti.o, $(T)crtn.o): Remove rules.
5467 2010-02-21 Tobias Burnus <burnus@net-b.de>
5470 * doc/invoke.texi (-fassociative-math): Document that this
5471 option is automatically enabled for Fortran.
5473 2010-02-20 David S. Miller <davem@davemloft.net>
5475 * configure.ac: Test if linker and assembler properly support
5476 GOTDATA_OP relocations.
5477 * configure: Rebuild.
5478 * config.in: Likewise.
5479 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5480 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5481 (movsi_high_pic): Likewise.
5482 (movdi_lo_sum_pic): Likewise.
5483 (movdi_high_pic): Likewise.
5484 (movsi_pic_gotdata_op): New pattern.
5485 (movdi_pic_gotdata_op): Likewise.
5486 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5487 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5489 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5493 attribute to ssemul.
5494 (xop_mulv2div2di3_high): Ditto.
5496 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5499 * c.opt (Wconversion-null): New option.
5500 * doc/invoke.texi (Wconversion-null): Document.
5502 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5504 * common.opt (Wlarger-than-): Add Undocumented.
5506 2010-02-19 Mike Stump <mikestump@comcast.net>
5508 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5510 2010-02-19 Jason Merrill <jason@redhat.com>
5513 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5514 * configure: Likewise.
5516 2010-02-20 Alan Modra <amodra@gmail.com>
5519 * cgraph.h (cgraph_make_decl_local): Declare.
5520 * cgraph.c (cgraph_make_decl_local): New function.
5521 (cgraph_make_node_local): Use it.
5522 * cgraphunit.c (cgraph_function_versioning): Likewise.
5523 * ipa.c (function_and_variable_visibility): Likewise.
5525 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5528 * except.c (sjlj_emit_function_enter): Don't call
5529 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5531 * rtl.h (add_reg_br_prob_note): Remove prototype.
5533 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5536 * c-common.c (conversion_warning): Remove widening conversions
5537 before checking the conversion of integers to reals.
5539 2010-02-19 Mike Stump <mikestump@comcast.net>
5542 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5545 * cgraphunit.c (process_function_and_variable_attributes): Check
5546 DECL_PRESERVE_P instead of looking up attribute "used".
5547 * ipa-pure-const.c (check_decl): Likewise.
5548 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5549 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5550 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5551 instead of attribute "used".
5552 * config/sol2-c.c (solaris_pragma_init): Likewise.
5553 (solaris_pragma_fini): Likewise.
5555 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5557 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5558 Use XCNEW instead of xcalloc.
5559 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5560 XNEW instead of xmalloc.
5561 (get_fields): Use XNEWVEC instead of xmalloc.
5564 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5565 populate vars array.
5566 (create_new_general_access): For debug stmts just reset value.
5567 (get_stmt_accesses): For accesses within debug stmts just record them
5568 using add_access_to_acc_sites instead of preventing the peeling or
5569 counting them as accesses.
5572 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5574 2010-02-19 Richard Guenther <rguenther@suse.de>
5576 PR tree-optimization/42916
5577 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5580 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5582 * configure.ac: Replace all uses of changequote in macro arguments
5583 with proper quoting.
5585 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5588 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5590 2010-02-19 Richard Guenther <rguenther@suse.de>
5592 PR tree-optimization/42944
5593 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5594 test for aliasing with errno.
5596 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5599 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5600 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5601 * dojump.c: Include output.h.
5602 (inv): New inline function.
5603 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5604 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5605 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5606 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5607 argument, pass it down to other calls.
5608 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5609 add REG_BR_PROB note to the conditional jump.
5610 * cfgexpand.c (add_reg_br_prob_note): Removed.
5611 (expand_gimple_cond): Don't call it, add the probability
5612 as last argument to jumpif_1/jumpifnot_1.
5613 * Makefile.in (dojump.o): Depend on output.h.
5614 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5616 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5617 * stmt.c (do_jump_if_equal): Likewise.
5618 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5619 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5620 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5622 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5623 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5624 jumpifnot_1 callers.
5625 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5627 (store_expr): Adjust jumpifnot caller.
5628 (store_constructor): Adjust jumpif caller.
5631 * gimplify.c (gimple_boolify): For __builtin_expect call
5632 gimple_boolify also on its first argument.
5634 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5636 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5638 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5639 * configure: Regenerated.
5641 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5643 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5644 lang_hooks.types_compatible_p instead of comptypes.
5646 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5648 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5649 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5650 if __prefer_thumb__ is defined.
5652 2010-02-18 Martin Jambor <mjambor@suse.cz>
5654 PR tree-optimization/43066
5655 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5656 array with zero-sized element type.
5658 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5660 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5661 rtx, allocate struct var_loc_node here and return it to the
5662 caller, and only if it is actually needed.
5663 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5664 move it earlier and return immediately if it returns NULL.
5666 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5668 * config/sparc/gas.h: New file. Restore
5669 TARGET_ASM_NAMED_SECTION to its ELF default.
5670 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5672 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5673 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5674 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5675 after sparc/sysv4.h.
5677 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5679 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5681 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5683 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5684 patterns from predicated pattern.
5686 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5689 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5690 for insn mnemonic suffix.
5692 2010-02-17 Richard Guenther <rguenther@suse.de>
5694 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5697 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5700 * caller-save.c (save_call_clobbered_regs): If BB ends with
5701 a DEBUG_INSN, move any notes in between last real insn and the last
5702 DEBUG_INSN after the last DEBUG_INSN.
5704 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5706 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5707 Fix return type. Fix argument type. Explain meaning of return value.
5709 2010-02-16 Richard Guenther <rguenther@suse.de>
5711 PR tree-optimization/41043
5712 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5713 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5715 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5717 2010-02-16 Ira Rosen <irar@il.ibm.com>
5719 PR tree-optimization/43074
5720 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5721 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5722 vectorizable cycles in hybrid SLP check.
5723 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5725 2010-02-16 Richard Guenther <rguenther@suse.de>
5727 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5728 (true_dependence): If memrefs_conflict_p computes must-alias
5729 trust it. Move TBAA check after offset-based disambiguation.
5730 (canon_true_dependence): Likewise.
5732 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5734 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5735 * doc/invoke.texi: Document it.
5736 * var-tracking.c: Include toplev.h and params.h.
5737 (vt_find_locations): Return bool indicating success. Compute
5738 hash sizes unconditionally. Check new parameter, report.
5739 (variable_tracking_main_1): Check vt_find_locations results and
5740 retry. Renamed from...
5741 (variable_tracking_main): ... this. New wrapper to preserve
5742 flag_var_tracking_assignments.
5743 * Makefile.in (var-tracking.o): Adjust dependencies.
5745 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5746 Jakub Jelinek <jakub@redhat.com>
5749 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5750 if weak_import attribute is present.
5751 * config/darwin.c (machopic_select_section): Likewise.
5753 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5755 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5756 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5757 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5758 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5760 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5763 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5766 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5767 Rewrite text to refer to the names.
5769 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5771 * config/i386/i386-builtin-types.def
5772 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5773 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5774 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5775 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5776 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5777 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5778 IX86_BUILTIN_VPERMIL2PS256.
5779 (MULTI_ARG_4_DF2_DI_I): Defined.
5780 (MULTI_ARG_4_DF2_DI_I1): Defined.
5781 (MULTI_ARG_4_SF2_SI_I): Defined.
5782 (MULTI_ARG_4_SF2_SI_I1): Defined.
5783 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5784 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5785 __builtin_ia32_vpermil2ps256.
5786 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5787 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5788 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5789 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5790 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5791 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5792 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5793 CODE_FOR_xop_vpermil2v8sf3.
5794 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5795 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5796 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5797 (_mm256_permute2_pd): New.
5798 (_mm_permute2_ps): New.
5799 (_mm256_permute2_ps): New.
5801 2010-02-15 Nick Clifton <nickc@redhat.com>
5803 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5804 boolean parameters. Use emit_jump_insn when emitting a pop
5805 instruction containing a return insn.
5806 (push): Use 'true' rather than '1' as second parameter to F.
5807 (h8300_expand_prologue): Likewise.
5808 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5809 (h8300_expand_epilogue): Likewise.
5811 2010-02-15 Richard Guenther <rguenther@suse.de>
5814 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5817 2010-02-15 Nick Clifton <nickc@redhat.com>
5819 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5822 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5824 * intl.c (fake_ngettext): New function.
5825 * intl.h (fake_ngettext): Declare.
5826 (ngettext): Define macro.
5827 * collect2.c (notice_translated): New function.
5828 (main): Use notice_translated and ngettext.
5829 * collect2.h (notice_translated): Declare.
5831 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5833 * reorg.c (delete_computation): Comment fixes.
5834 * caller-save.c (setup_save_areas): Idem.
5835 * sel-sched-dump.c (dump_lv_set): Idem.
5838 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5840 * config/s390/s390.c (s390_sched_init): New function.
5841 (TARGET_SCHED_INIT): Target hook defined.
5843 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5844 Jack Howarth <howarth@bromo.med.uc.edu>
5845 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5848 Partial revert of unintended change in fix for PR41605.
5849 * config/darwin.h: Fix typo.
5850 * config/darwin9.h: Same.
5852 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5854 * c-pch.c (pch_init): Clear v.
5856 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5859 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5860 graphite_can_represent_init for MULT_EXPR.
5862 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5866 * graphite-sese-to-poly.c (remove_phi): New.
5867 (translate_scalar_reduction_to_array): Call remove_phi.
5869 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5872 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5873 * graphite-clast-to-gimple.h (gloog): Update declaration.
5874 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5875 * graphite-poly.h (struct poly_bb): Add missing comments.
5876 (struct scop): Add poly_scop_p field.
5878 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5879 * graphite.c (graphite_transform_loops): Build the polyhedral
5880 representation for each scop before code generation.
5881 * sese.c (rename_variables_in_operand): Removed.
5882 (rename_variables_in_expr): Return the renamed expression.
5883 (rename_sese_parameters): New.
5884 * sese.h (rename_sese_parameters): Declared.
5886 2010-02-11 Richard Guenther <rguenther@suse.de>
5888 PR tree-optimization/42998
5889 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5890 POINTER_PLUS_EXPR properly.
5892 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5893 Changpeng Fang <changpeng.fang@amd.com>
5896 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5897 the cost of an IV candidate when the IV is used in a test against zero.
5899 * gcc.dg/tree-ssa/ivopts-3.c: New.
5901 2010-02-11 Richard Guenther <rguenther@suse.de>
5904 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5905 pointer-vs-decl case by swapping refs. Handle some cases
5906 of pointer-vs-decl disambiguations more conservatively.
5907 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5908 to false after expanding.
5910 2010-02-11 Richard Guenther <rguenther@suse.de>
5913 * gcc.c (process_command): Handle LTO file@offset case more
5916 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5918 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5919 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5921 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5923 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5924 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5925 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5926 Optimize eq/ne comparisons when both arguments are known to be
5928 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5929 Don't mask operands unnecessarily if they are known to be already
5932 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5934 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5937 2010-02-10 Richard Guenther <rguenther@suse.de>
5939 PR tree-optimization/43017
5940 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5941 for wrapping signed arithmetic.
5943 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5946 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5947 if no debug info should be emitted for it.
5949 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5951 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5952 note when flag_exceptions is set.
5954 2010-02-10 Duncan Sands <baldrick@free.fr>
5956 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5958 2010-02-10 Richard Guenther <rguenther@suse.de>
5961 * tree.c (get_unwidened): Handle constants.
5962 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5964 2010-02-10 Martin Jambor <mjambor@suse.cz>
5967 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5968 check for variable argument counts independently.
5970 2010-02-10 Christian Bruel <christian.bruel@st.com>
5973 * config/sh/sh.c (find_barrier): Increase length for non delayed
5974 conditional branches.
5976 2010-02-10 Christian Bruel <christian.bruel@st.com>
5978 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5980 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5982 * builtins.c (set_builtin_user_assembler_name): Also handle
5983 ffs if int is smaller than word.
5985 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5988 * ira-conflicts.c (get_dup): Remove.
5989 (process_reg_shuffles): Add new parameter. Use it as an
5990 additional guard for copy generation.
5991 (add_insn_allocno_copies): Rewrite.
5993 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5995 * common.opt (fsched2-use-traces): Preserved for backward
5997 * doc/invoke.texi: Remove the documentation about option
5998 -fsched2-use-traces.
5999 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6000 flag_sched2_use_traces.
6001 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6002 the backward compatibility flag section.
6004 2010-02-09 Richard Guenther <rguenther@suse.de>
6006 PR tree-optimization/43008
6007 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6008 make HEAP variables initialized from global memory if they
6009 are not known builtin functions.
6010 (find_func_aliases): Adjust.
6012 2010-02-09 Richard Guenther <rguenther@suse.de>
6014 PR tree-optimization/43000
6015 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6016 arithmetic manually.
6018 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6020 PR tree-optimization/42931
6021 * tree-loop-linear.c (try_interchange_loops): Don't call
6022 double_int_mul if estimated_loop_iterations failed.
6024 2010-02-08 Martin Jambor <mjambor@suse.cz>
6027 * tree-sra.c (build_accesses_from_assign): Do not mark in
6028 should_scalarize_away_bitmap if stmt has volatile ops.
6029 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6032 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6034 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6036 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6038 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6041 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6044 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6046 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6049 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6050 to unknown_dependence.
6051 (graphite_legal_transform_dr): Handle the unknown_dependence.
6052 (graphite_carried_dependence_level_k): Same.
6054 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6056 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6058 2010-02-07 Richard Guenther <rguenther@suse.de>
6061 * expr.c (get_inner_reference): Always initialize *pbitsize.
6063 2010-02-07 Richard Guenther <rguenther@suse.de>
6066 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6067 new ARRAY_REFs on variable size element or minimal index arrays.
6069 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6070 gimple_fold_indirect_ref.
6072 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6075 * arm.c (arm_override_options): Just return if the user has specified
6076 an invalid fpu name.
6078 2010-02-03 Jason Merrill <jason@redhat.com>
6081 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6082 i386_pe_maybe_record_exported_symbol.
6084 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6087 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6088 (pa_delegitimize_address): New function.
6090 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6092 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6093 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6095 2010-02-05 Richard Guenther <rguenther@suse.de>
6098 * lto-streamer-in.c (get_resolution): Deal with references
6099 to undefined functions.
6101 2010-02-05 Richard Guenther <rguenther@suse.de>
6103 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6104 (fold_const_aggregate_ref): Likewise.
6105 (ccp_fold_stmt): Substitute loads.
6106 (maybe_fold_reference): Verify types before substituting.
6108 (fold_gimple_assign): Unshare properly.
6109 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6111 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6113 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6114 for rs6000_gen_cell_microcode.
6116 2010-02-04 Richard Guenther <rguenther@suse.de>
6118 PR rtl-optimization/42952
6119 * dse.c (const_or_frame_p): Remove MEM handling.
6121 2010-02-04 Nick Clifton <nickc@redhat.com>
6123 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6124 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6125 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6126 (mn10300_asm_output_mi_thunk): New function.
6127 (mn10300_can_output_mu_thunk): New function.
6128 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6129 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6130 (FUNCTION_ARG): Delete incorrect comment.
6132 2010-02-03 Jason Merrill <jason@redhat.com>
6135 * fold-const.c (operand_equal_p): Handle erroneous types.
6137 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6139 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6141 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6143 PR rtl-optimization/42941
6144 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6147 2010-02-03 Jason Merrill <jason@redhat.com>
6150 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6152 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6155 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6156 (cselib_reset_table): Renamed from...
6157 (cselib_reset_table_with_next_value): ... this.
6158 (cselib_get_next_uid): Renamed from...
6159 (cselib_get_next_unknown_value): ... this.
6160 * cselib.c (next_uid): Renamed from...
6161 (next_unknown_value): ... this.
6162 (cselib_clear_table): Adjust.
6163 (cselib_reset_table): Adjust. Renamed from...
6164 (cselib_reset_table_with_next_value): ... this.
6165 (cselib_get_next_uid): Adjust. Renamed from...
6166 (cselib_get_next_unknown_value): ... this.
6167 (get_value_hash): Use hash.
6168 (cselib_hash_rtx): Likewise.
6169 (new_cselib_val): Adjust. Set and dump uid.
6170 (cselib_lookup_mem): Pass next_uid as hash.
6171 (cselib_subst_to_values): Likewise.
6172 (cselib_log_lookup): Dump uid.
6173 (cselib_lookup): Pass next_uid as hash. Adjust.
6174 (cselib_process_insn): Adjust.
6175 (cselib_init): Initialize next_uid.
6176 (cselib_finish): Adjust.
6177 (dump_cselib_table): Likewise.
6178 * dse.c (canon_address): Dump value uid.
6179 * print-rtl.c (print_rtx): Print value uid.
6180 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6182 (dv_uid): New function, sort of renamed from...
6183 (dv_htab_hash): ... this, reimplemented in terms of it and...
6184 (dv_uid2hash): ... this. New.
6185 (variable_htab_eq): Drop excess assertions.
6186 (tie_break_pointers): Removed.
6187 (canon_value_cmp): Compare uids.
6188 (variable_post_merge_New_vals): Print uids.
6189 (vt_add_function_parameters): Adjust.
6190 (vt_initialize): Reset table. Adjust.
6192 2010-02-03 Richard Guenther <rguenther@suse.de>
6194 PR tree-optimization/42944
6195 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6196 (call_may_clobber_ref_p_1): Likewise. Properly handle
6197 malloc and calloc clobbering errno.
6199 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6201 * doc/invoke.texi: Fix name of sched1 dump.
6203 * opts.c (decode_options): Set flag_tree_switch_conversion
6204 only conditionally on optimize >= 2.
6206 * gcse.c: Assorted comment fixes in pass description.
6208 2010-02-03 Anthony Green <green@moxielogic.com>
6210 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6211 nop padding in order to maintain alignment of storage location of
6212 target function address.
6213 (moxie_trampoline_init): Store target function address at newly
6215 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6217 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6219 2010-02-03 Richard Guenther <rguenther@suse.de>
6222 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6224 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6226 * config.gcc: Reenable check for obsolete targets.
6227 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6228 mips-sgi-irix6.[0-4]*.
6230 2010-02-02 Nick Clifton <nickc@redhat.com>
6232 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6233 constant size of 4 as being the same as 0.
6234 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6235 can take values in the range 0..4.
6237 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6240 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6241 as _darwin10_Unwind_FindEnclosingFunction().
6242 * libgcc-libsystem.ver: New.
6244 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6247 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6248 implicitly set registers.
6250 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6252 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6253 (arm_override_options): Allow automatic selection of the thread
6254 pointer register if thumb2.
6255 (legitimize_pic_address): Improve code sequences for Thumb2.
6256 (arm_call_tls_get_addr): Likewise.
6257 (legitimize_tls_address): Likewise.
6258 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6259 (pic_load_addr_32bit): ... this. New named pattern.
6260 * thumb2.md (pic_load_addr_thumb2): Delete.
6261 (pic_load_dot_plus_four): Delete.
6262 (tls_load_dot_plus_four): New named pattern.
6264 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6267 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6268 Document fix for TLS bug.
6270 2010-01-31 Richard Guenther <rguenther@suse.de>
6272 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6273 conservatively correct.
6275 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6279 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6281 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6283 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6285 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6287 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6289 * config.gcc: Adjust order of makefile fragments for mingw targets.
6291 2010-01-31 Richard Guenther <rguenther@suse.de>
6294 * gimplify.c (gimplify_init_constructor): For volatile LHS
6295 initialize a temporary.
6297 2010-01-31 Matthias Klose <doko@ubuntu.com>
6299 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6301 * configure: Regenerate.
6303 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6305 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6306 the same alias set and their sizes different constantness.
6307 (aliasing_component_refs_p): Revert 2009-10-24 change.
6309 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6311 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6314 2010-01-29 Richard Guenther <rguenther@suse.de>
6316 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6317 Assert we successfully updated the call.
6319 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6321 PR rtl-optimization/42889
6322 * df.h (df_set_bb_dirty_nonlr): New prototype.
6323 * df-core.c (df_set_bb_dirty_nonlr): New function.
6324 * df-scan.c (df_insn_rescan): Call it instead of
6325 df_set_bb_dirty for DEBUG_INSNs.
6327 2010-01-29 Richard Guenther <rguenther@suse.de>
6330 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6331 quadratic behavior in most cases.
6333 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6337 in the call to gen_x86_movsicc_0_m1.
6339 2010-01-28 Richard Guenther <rguenther@suse.de>
6341 PR tree-optimization/42871
6342 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6344 2010-01-28 Richard Guenther <rguenther@suse.de>
6346 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6347 into call arguments.
6349 2010-01-28 Richard Guenther <rguenther@suse.de>
6352 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6353 the forwarder if the destination is an EH landing pad.
6355 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6357 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6358 block list passed to gimple_duplicate_sese_tail.
6359 (parallelize_loops): Avoid parallelization when the function
6361 Avoid parallelization when the preheader is IRREDUCIBLE.
6362 Try to optimize when estimated_loop_iterations_int is unresolved.
6363 Add the loop's location to the dump file.
6364 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6365 (gimple_duplicate_sese_tail): Remove the check for the latch.
6366 Redirect nexits to the exit block.
6367 Remove handling of the incoming edges to the latch.
6368 Redirect the backedge from the copied latch to the exit bb.
6370 2010-01-28 Michael Matz <matz@suse.de>
6373 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6374 Wrap force_reg into a sequence, emit it before user.
6376 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6378 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6380 (arm_legacy_rev): Likewise.
6381 (thumb_legacy_rev): Likewise.
6383 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6385 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6386 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6387 on MEM's address failed, try avoid_constant_pool_reference and
6388 recurse if it returned something different.
6389 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6390 address, try avoid_constant_pool_reference and recurse if it
6391 returned something different.
6392 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6393 address and avoid_constant_pool_reference returned something
6394 different, don't set have_address.
6396 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6399 * var-tracking.c (val_store): Add modified argument, obey it.
6401 (count_uses): Move down logging of main.
6402 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6403 don't need resolution.
6404 (emit_notes_in_bb): Likewise.
6406 2010-01-27 Richard Guenther <rguenther@suse.de>
6409 * tree-inline.c (remap_decl): Delay remapping of SSA name
6410 default definitions until we need them.
6412 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6414 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6415 (rs6000_delegitimize_address): New function.
6417 * config/s390/s390.c (s390_delegitimize_address): Call
6418 delegitimize_mem_from_attrs.
6421 * tree-inline.c (cannot_copy_type_1): Removed.
6422 (copy_forbidden): Don't forbid copying of functions containing
6423 records/unions with variable length fields.
6425 2010-01-27 Christian Bruel <christian.bruel@st.com>
6429 * config/sh/sh.c (find_barrier): Increase length for non delayed
6430 conditional branches.
6432 2010-01-27 Matthias Klose <doko@ubuntu.com>
6434 * configure.ac (gnu-unique-object): Fix ldd version check.
6435 * configure: Regenerate.
6437 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6439 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6441 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6442 Test for HAVE_GNU_AS value.
6444 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6446 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6447 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6448 INT64_TYPE): Define.
6449 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6450 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6451 INT_LEAST64_TYPE): Define.
6452 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6453 UINT_LEAST64_TYPE): Define.
6454 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6455 INT_FAST64_TYPE): Define.
6456 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6457 UINT_FAST64_TYPE): Define.
6458 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6459 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6460 (SIG_ATOMIC_TYPE): Define.
6462 2010-01-26 Richard Guenther <rguenther@suse.de>
6464 * df-scan.c (df_scan_set_bb_info): Remove assert.
6465 (df_insn_rescan_debug_internal): Merge asserts.
6466 (df_install_ref): Likewise.
6467 (df_mark_reg): Use bitmap_set_range.
6468 (df_hard_reg_used_p): Remove assert.
6469 (df_hard_reg_used_count): Likewise.
6471 2010-01-26 Richard Guenther <rguenther@suse.de>
6473 PR rtl-optimization/42685
6474 * web.c (web_main): Ignore DEBUG_INSNs.
6476 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6478 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6480 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6481 Fix types of fndecl and arglist parameters.
6483 2010-01-26 Richard Guenther <rguenther@suse.de>
6486 * tree-eh.c (unsplit_eh): Skip debug insns.
6488 2010-01-26 Richard Guenther <rguenther@suse.de>
6490 PR tree-optimization/42250
6491 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6493 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6496 * omp-low.c (expand_omp_sections): Only use single_pred if
6497 l2_bb is single_pred_p.
6499 2010-01-25 Christian Bruel <christian.bruel@st.com>
6502 * config/sh/sh.c (find_barrier): Increase length for non delayed
6503 conditional branches.
6504 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6506 2010-01-24 David S. Miller <davem@davemloft.net>
6508 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6509 define if not using GAS.
6510 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6511 Likewise. Delete SECTION_MERGE code, which is only applicable
6514 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6517 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6518 mangling of va_list in system headers.
6520 2010-01-23 Toon Moene <toon@moene.org>
6522 * tree-predcom.c (combine_chains): Return NULL, not false.
6524 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6526 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6527 initialization of variable res to agree with return type.
6529 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6531 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6532 * tree-sra.c: Add include of expr.h.
6534 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6536 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6537 insert the debug stmt on the single non-EH edge from the stmt.
6539 2010-01-22 Richard Henderson <rth@redhat.com>
6542 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6543 the RHS until after generate_subtree_copies has insertted its
6544 code before the current statement.
6546 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6548 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6550 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6552 2010-01-21 Martin Jambor <mjambor@suse.cz>
6554 PR tree-optimization/42585
6555 * tree-sra.c (struct access): New field grp_total_scalarization.
6556 (dump_access): Dump the new field.
6557 (should_scalarize_away_bitmap): New variable.
6558 (cannot_scalarize_away_bitmap): Likewise.
6559 (sra_initialize): Allocate new bitmaps.
6560 (sra_deinitialize): Free new bitmaps.
6561 (create_access_1): New function.
6562 (create_access): Parts moved to create_access_1.
6563 (type_consists_of_records_p): New function.
6564 (completely_scalarize_record): Likewise.
6565 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6566 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6567 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6569 (analyze_all_variable_accesses): Completely scalarize small eligible
6572 2010-01-21 Martin Jambor <mjambor@suse.cz>
6574 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6576 2010-01-21 Andrew Haley <aph@redhat.com>
6578 * gcc.c (process_command): Move lang_specific_driver before
6579 setting cc_libexec_prefix.
6581 2010-01-21 Richard Guenther <rguenther@suse.de>
6584 * fold-const.c (negate_expr_p): Pretend only negative
6585 real constants are easily negatable.
6587 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6588 Jason Merrill <jason@redhat.com>
6590 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6591 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6592 * calls.c (initialize argument_information): Handle it.
6593 * c-common.c (handle_transparent_union_attribute): Use new name.
6594 * c-decl.c (finish_struct): Ditto.
6595 * c-typeck.c (type_lists_compatible_p): Ditto.
6596 (convert_for_assignment): Use new name and also handle record.
6597 * function.c (aggregate_value_p): Handle it.
6598 (pass_by_reference): Ditto.
6599 (assign_parm_data_types): Ditto.
6600 * print-tree.c (print_node): Ditto.
6601 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6602 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6603 * tree.c (first_field): New fn.
6605 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6608 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6609 even when linking statically, for now.
6611 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6614 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6615 without a cselib val.
6616 (count_uses): Accept MO_VAL_SET with no val on stores.
6617 (add_stores): Likewise.
6619 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6621 * var-tracking.c (check_value_val): Add a compile time assertion.
6622 (dv_is_decl_p): Simplify.
6623 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6624 gcc_assert if ENABLE_CHECKING.
6626 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6629 * var-tracking.c: Include tree-flow.h.
6630 (mem_dies_at_call): New.
6631 (dataflow_set_preserve_mem_locs): Use it.
6632 (dataflow_set_remove_mem_locs): Likewise.
6633 (dump_var): Renamed from dump_variable. Adjust all callers.
6634 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6635 * Makefile.in (var-tracking.o): Adjust deps.
6637 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6639 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6641 2010-01-20 Richard Guenther <rguenther@suse.de>
6643 PR tree-optimization/42717
6644 * tree-ssa-dce.c (get_live_post_dom): Remove.
6645 (forward_edge_to_pdom): Take an arbitrary edge to copy
6646 degenerate PHI args from.
6647 (remove_dead_stmt): Use the first post-dominator even if it
6648 does not contain live statements as redirection destination.
6650 2010-01-20 Richard Guenther <rguenther@suse.de>
6652 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6654 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6656 * sel-sched.c (create_speculation_check): Remove set but not used
6658 (try_transformation_cache): Remove set but not used variable ds.
6659 (calculate_privileged_insns): Remove set but not used variables
6660 cur_insn and min_spec_insn.
6661 (find_best_expr): Remove set but not used variable avail_n.
6662 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6664 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6666 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6667 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6670 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6673 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6674 cpu types. Add support for *-sse3 cpu types.
6675 (x86_64-*-*): Ditto.
6677 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6680 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6681 argument, call initializer_constant_valid_p_1 instead of
6682 initializer_constant_valid_p, pass CACHE to it, return NULL
6683 immediately if first call returns NULL.
6684 (initializer_constant_valid_p_1): New function.
6685 (initializer_constant_valid_p): Use it.
6687 2010-01-20 Thomas Quinot <quinot@adacore.com>
6689 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6691 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6693 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6694 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6695 (loc_list_from_tree): Don't handle unsigned division. Handle
6696 signed modulo using DW_OP_{over,over,div,mul,minus}.
6697 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6698 modulo instead of signed.
6700 2010-01-20 DJ Delorie <dj@redhat.com>
6702 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6704 (h8300_emit_stack_adjustment): Propogate it.
6706 (h8300_expand_prologue): Likewise.
6707 (h8300_expand_epilogue): Likewise.
6709 2010-01-19 Michael Matz <matz@suse.de>
6711 PR tree-optimization/41783
6712 * tree-data-ref.c (toplevel): Include flags.h.
6713 (dump_data_dependence_relation): Also dump the inputs if the
6714 result will be unknown.
6715 (split_constant_offset_1): Look through some conversions.
6716 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6717 the offset from last element is too large.
6718 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6719 (reassociate_to_the_same_stmt): Handle vector registers.
6720 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6722 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6723 wide_prolog_niters argument, emit widening instructions.
6724 (vect_do_peeling_for_alignment): Adjust caller, use widened
6725 variant of the iteration cound.
6726 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6728 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6731 * config/arm/neon-testgen.m (emit_automatics): New parameter
6732 features. Adjust for Fixed_return_reg feature.
6733 (test_intrinsic): Call emit_automatics with new feature.
6734 * config/arm/neon.ml: Update copyright years.
6735 (features): New Fixed_return_reg feature.
6736 (ops): Update feature for Vget_low.
6738 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6740 PR tree-optimization/42719
6741 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6745 * fwprop.c (all_uses_available_at): Return false if def_set dest
6746 is a REG that is used in def_insn.
6748 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6750 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6752 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6755 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6757 * target.h (struct gcc_target) <secondary_reload>: Change type
6758 of last argument to secondary_reload_info *.
6760 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6763 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6764 memory references with unaligned offsets. Remove CQImode handling.
6765 (unaligned_memory_operand): Return 1 for memory references with
6766 unaligned offsets. Remove CQImode handling.
6768 2010-01-18 Richard Guenther <rguenther@suse.de>
6771 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6774 2010-01-18 Richard Guenther <rguenther@suse.de>
6776 PR tree-optimization/42781
6777 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6778 restrict processing only if the original variable was artificial.
6780 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6782 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6783 find number of popped argument bytes.
6785 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6786 Fix the text that describes the return value for invalid insns.
6788 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6790 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6791 Clarify what 'cost of the -dependence' is. Fix quoting.
6793 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6794 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6796 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6798 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6799 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6801 2010-01-17 Richard Guenther <rguenther@suse.de>
6804 * function.c (split_complex_args): Take a VEC to modify.
6805 (assign_parms_augmented_arg_list): Build a VEC instead of
6806 a chain of PARM_DECLs.
6807 (assign_parms_unsplit_complex): Take a VEC of arguments.
6808 Do not fixup unmodified parms.
6809 (assign_parms): Deal with the VEC.
6810 (gimplify_parameters): Likewise.
6812 2010-01-17 Richard Guenther <rguenther@suse.de>
6814 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6815 node existence check.
6816 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6817 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6818 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6819 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6820 (gimple_execute_on_growing_pred): Likewise.
6822 2010-01-17 Richard Guenther <rguenther@suse.de>
6824 PR tree-optimization/42773
6825 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6826 (compute_antic_aux): Likewise.
6827 (compute_partial_antic_aux): Likewise.
6829 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6832 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6835 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6837 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6840 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6841 Fix markup for strict argument.
6843 (TARGET_SCHED_REORDER2): Fix argument types.
6845 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6846 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6848 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6849 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6851 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6854 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6855 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6856 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6857 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6858 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6860 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6862 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6864 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6865 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6867 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6869 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6872 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6874 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6875 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6877 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6879 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6881 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6882 referring to it. Fix language.
6884 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6886 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6888 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6890 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6892 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6893 '@var{stream}. Remove stray 'and'.
6895 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6897 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6899 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6901 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6902 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6904 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6905 Fix description of return value.
6906 Rename argument "sz" to "len."
6908 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6909 Clarify meaning of 'true' return value.
6911 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6913 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6914 rep_mode versus mode_rep.
6916 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6918 (TARGET_BUILTIN_DECL): Fix name.
6920 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6922 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6924 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6926 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6928 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6930 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6933 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6934 Rename argument tm_fn to md_fn.
6936 (TARGET_OPTION_PRINT): Fix argument list.
6938 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6941 * config/i386/i386.c (ix86_fixup_binary_operands):
6942 Revert FMA4 fixup of operands.
6944 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6947 * Makefile.in (write_entries_to_file, install-plugin):
6948 Use \012 instead of \n with tr.
6950 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6952 * configure.ac (HAVE_AS_REF): New C macro.
6953 * configure: Regenerate.
6954 * config.in: Likewise.
6955 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6957 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6960 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6962 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6964 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6966 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6968 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6970 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6972 (TARGET_BINDS_LOCAL_P): Fix argument type.
6974 (TARGET_ASM_FILE_END): Use prototype.
6976 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6978 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6980 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6982 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6984 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6985 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6987 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6988 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6990 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6991 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6992 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6993 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6995 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6997 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6999 (TARGET_INIT_BUILTINS): Use prototype.
7001 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7002 Put 'const char *' in braces. Fix parameter types.
7003 (TARGET_INVALID_CONVERSION): Fix parameter types.
7004 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7005 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7007 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7010 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7012 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7014 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7016 * doc/tm.texi (TARGET_HELP): Fix return type.
7018 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7019 in braces. Fix argument types.
7021 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7023 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7025 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7027 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7028 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7030 (TARGET_MANGLE_TYPE): Fix argument types.
7032 (TARGET_IRA_COVER_CLASSES): Use prototype.
7034 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7036 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7038 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7040 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7042 (TARGET_CALLEE_COPIES): Fix argument types.
7044 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7046 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7048 (TARGET_FUNCTION_VALUE): Fix argument types.
7050 (TARGET_RETURN_IN_MSB): Fix argument type.
7052 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7054 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7056 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7058 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7059 agree with return type.
7061 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7063 2010-01-15 Jing Yu <jingyu@google.com>
7065 PR rtl-optimization/42691
7066 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7067 a pseudo to a constant and are merged, and adjust comments.
7069 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7071 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7073 2010-01-15 Richard Guenther <rguenther@suse.de>
7076 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7077 labels of computed or non-local gotos to the destination.
7078 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7079 landing pad label is the first label.
7081 2010-01-15 Richard Guenther <rguenther@suse.de>
7083 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7085 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7088 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7089 to allow generation of the xssqrtdp instruction on power7.
7090 (sqrtdf2_fpr): Ditto.
7092 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7095 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7096 functions with noreturn attribute.
7099 * varasm.c (declare_weak): Add weak attribute to decl if it
7100 doesn't have one already.
7101 (assemble_external): Only add decls to weak_decls if they also
7102 have weak attribute.
7104 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7106 * var-tracking.c (var_reg_delete): Don't delete the association
7107 between REGs and values or one-part variables if the register
7110 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7113 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7114 because its first operand is a non-localized variable.
7116 2010-01-14 Martin Jambor <mjambor@suse.cz>
7118 PR tree-optimization/42706
7119 * tree-sra.c (encountered_recursive_call): New variable.
7120 (encountered_unchangable_recursive_call): Likewise.
7121 (sra_initialize): Initialize both new variables.
7122 (callsite_has_enough_arguments_p): New function.
7123 (scan_function): Call decl and flags check only for IPA-SRA, check
7124 whether there is a recursive call and whether it has enough arguments.
7125 (all_callers_have_enough_arguments_p): New function.
7126 (convert_callers): Look for recursive calls only when
7127 encountered_recursive_call is set.
7128 (ipa_early_sra): Bail out either if
7129 !all_callers_have_enough_arguments_p or
7130 encountered_unchangable_recursive_call.
7132 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7134 * sel-sched.c: Add 2010 to copyright years.
7135 * sel-sched-ir.c: Likewise.
7136 * sel-sched-ir.h: Likewise.
7138 2010-01-14 Martin Jambor <mjambor@suse.cz>
7140 PR tree-optimization/42714
7141 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7142 constructors specially.
7144 2010-01-14 Andi Kleen <ak@linux.intel.com>
7146 * config/i386/drivers-i386.c (detect_caches_intel):
7147 Add l2sizekb parameter and fill in.
7148 (host_detect_local_cpu): Add l2sizekb, fill in.
7149 Add Atom small cache heuristic.
7151 2010-01-14 Andi Kleen <ak@linux.intel.com>
7153 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7154 Add level3 parameter and fill in.
7155 (detect_caches_intel): Handle level3 cache.
7157 2010-01-14 Andi Kleen <ak@linux.intel.com>
7159 * config/i386/drivers-i386.c (host_detect_local_cpu):
7160 Fix core duo detection.
7162 2010-01-14 Andi Kleen <ak@linux.intel.com>
7164 * config/i386/drivers-i386.c (host_detect_local_cpu):
7167 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7169 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7170 (rs6000_variable_issue_1): this. Use...
7171 (rs6000_variable_issue): here. Reimplement. Print debug info.
7173 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7175 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7176 sel_restore_notes. Update all callers. Call reemit_notes
7179 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7181 PR rtl-optimization/42246
7182 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7185 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7187 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7188 all successors is the same as number of successors in current region.
7190 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7192 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7193 to rename is not separable. Otherwise check that its LHS is not NULL.
7195 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7197 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7199 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7201 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7202 available registers when failed to discover LHS register class.
7203 Fix indentation. Update comment.
7205 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7206 Alexander Monakov <amonakov@ispras.ru>
7208 PR rtl-optimization/42389
7209 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7211 (advance_state_on_fence): Likewise.
7212 (sel_target_adjust_priority): Print debug output only when
7213 sched_verbose >= 4, not 2.
7214 (get_expr_cost): Do not issue all unique insns on the next cycle.
7215 (fill_insns): Initialize can_issue_more from the value saved
7217 * sel-sched-ir.c (flist_add): New parameter issue_more.
7218 Init FENCE_ISSUE_MORE with it.
7219 (merge_fences): Likewise.
7220 (init_fences): Update call to flist_add.
7221 (add_to_fences, add_clean_fence_to_fences)
7222 (add_dirty_fence_to_fences): Likewise.
7223 (move_fence_to_fences): Update call to merge_fences.
7224 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7226 * sel-sched-ir.h (struct _fence): New field issue_more.
7227 (FENCE_ISSUE_MORE): New accessor macro.
7229 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7231 PR rtl-optimization/42388
7232 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7233 that have no predecessors nor successors. Do not call move_bb_info
7234 for empty blocks outside of current region.
7236 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7238 PR rtl-optimization/42294
7239 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7240 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7241 originators' originators.
7243 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7245 PR rtl-optimization/39453
7246 PR rtl-optimization/42246
7247 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7249 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7251 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7252 Alexander Monakov <amonakov@ispras.ru>
7255 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7256 (maybe_tidy_empty_bb): ... here. Make static. Add new
7257 argument. Update all callers.
7258 (tidy_control_flow): ... and here. Recompute topological order
7259 of basic blocks in region if necessary.
7260 (sel_redirect_edge_and_branch): Change return type. Return true
7261 if topological order might have been invalidated.
7262 (purge_empty_blocks): Export and move from...
7263 * sel-sched.c (purge_empty_blocks): ... here.
7264 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7265 (maybe_tidy_empty_bb): Delete prototype.
7266 (purge_empty_blocks): Declare.
7268 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7270 PR rtl-optimization/42249
7271 * sel-sched.c (try_replace_dest_reg): When chosen register
7272 and original register is the same, do not bail out early, but
7273 still check all original insns for validity of replacing destination
7274 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7277 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7280 Port from no-undefined-overflow branch:
7281 2009-03-09 Richard Guenther <rguenther@suse.de>
7283 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7285 2010-01-14 Richard Guenther <rguenther@suse.de>
7288 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7290 2010-01-14 Ira Rosen <irar@il.ibm.com>
7292 PR tree-optimization/42709
7293 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7294 as scalar type in creation of constant vector operand.
7296 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7299 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7300 (check-parallel-%): Match `testsuite' directory component only
7303 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7305 PR translation/39521
7306 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7309 2010-01-13 Richard Guenther <rguenther@suse.de>
7311 PR tree-optimization/42730
7312 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7315 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7318 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7319 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7322 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7324 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7325 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7326 ___umulsi3_highpart.
7328 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7329 rather than schedule_insns if the pass is enabled.
7331 2010-01-13 Martin Jambor <mjambor@suse.cz>
7333 PR tree-optimization/42704
7334 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7337 2010-01-13 Martin Jambor <mjambor@suse.cz>
7339 PR tree-optimization/42703
7340 * tree-sra.c (analyze_access_subtree): Check that we can build a
7341 reference to the original data within the aggregate.
7343 2010-01-13 Richard Guenther <rguenther@suse.de>
7345 PR tree-optimization/42705
7346 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7348 2010-01-13 Richard Guenther <rguenther@suse.de>
7351 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7353 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7356 * var-tracking.c (values_to_unmark): New variable.
7357 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7358 values_to_unmark vector. Moved body to...
7359 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7360 instead queue it into values_to_unmark vector.
7361 (vt_find_locations): Free values_to_unmark vector.
7363 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7365 * config/s390/s390.c (override_options): Set
7366 default of max-pending-list-length to 256
7368 2010-01-13 Richard Guenther <rguenther@suse.de>
7371 * tree-pass.h (PROP_gimple_lcx): New.
7372 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7373 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7374 before the final cleanup_eh.
7375 (dump_properties): Dump PROP_gimple_lcx.
7376 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7377 (tree_lower_complex_O0): Remove.
7378 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7379 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7380 tree_lower_complex, schedule TODO_update_ssa.
7381 * lto-streamer-out.c (output_function): Stream the functions
7383 * lto-streamer-in.c (input_function): Likewise.
7384 (lto_read_body): Do not override them here.
7386 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7389 * c-typeck.c (build_c_cast): Fold value cast to union type before
7390 wrapping it in a CONSTRUCTOR.
7392 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7394 PR rtl-optimization/42699
7395 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7398 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7400 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7401 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7402 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7403 SUBTARGET_WARN_UNUSED_SPEC): ... here
7404 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7406 2010-01-12 Julian Brown <julian@codesourcery.com>
7408 * config/arm/neon-schedgen.ml (Utils): Don't try to
7409 open missing module.
7410 (find_with_result): New.
7412 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7415 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7416 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7418 PR tree-optimization/42645
7419 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7420 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7421 decl_map, set processing_debug_stmt to -1 and return name without
7424 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7426 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7427 binutils version, and reword target configuration description.
7429 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7431 * config/avr/avr.h (LINKER_NAME): Remove.
7433 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7436 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7437 that support VSX, warn for -mno-altivec if vsx is not disabled,
7440 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7441 Shujing Zhao <pearly.zhao@oracle.com>
7443 PR translation/42469
7444 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7445 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7446 character between option name and help text.
7447 * c.opt (imultilib): Likewise.
7449 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7451 * lto-streamer-out.c (output_unreferenced_globals): Output static
7454 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7456 PR rtl-optimization/42621
7457 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7458 optimizing for size.
7459 (duplicate_computed_gotos): Remove now-redundant check.
7461 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7464 * configure.ac: Save and restore LDFLAGS and LIBS
7465 * configure: Regenerate.
7467 2010-01-10 Richard Guenther <rguenther@suse.de>
7470 * builtins.c (fold_builtin_strlen): Add type argument and
7471 convert the resulting length to it.
7472 (fold_builtin_1): Adjust.
7474 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7476 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7477 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7479 (num_insns_constant_wide): Adjust for that change.
7481 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7484 * web.c (union_defs): Add used argument, to combine uses of
7486 (entry_register): Adjust type and tests of used argument.
7487 (web_main): Widen used for new use. Pass it to union_defs.
7488 * df.h (union_defs): Adjust prototype.
7490 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7493 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7494 uses in new incoming argument. Free body.
7495 (reset_debug_uses_in_loop): New.
7496 (analyze_insn_to_expand_var): Call the latter if the former found
7497 anything. Fix whitespace. Reject invalid dest overlaps before
7498 going through all insns in the loop.
7500 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7503 * haifa-sched.c (dying_use_p): Debug insns don't count.
7505 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7508 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7509 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7510 (verify_gimple_call): Reject LHS in noreturn calls.
7512 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7516 * tree-vect-loop-manip.c (adjust_info): New type.
7517 (adjust_vec): New pointer to vector.
7518 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7519 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7520 (slpeel_update_phis_for_duplicate_loop): Use them.
7521 (slpeel_update_phi_nodes_for_guard1): Likewise.
7522 (slpeel_update_phi_nodes_for_guard2): Likewise.
7523 (slpeel_tree_peel_loop_to_edge): Likewise.
7524 (vect_update_ivs_after_vectorizer): Likewise.
7526 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7528 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7529 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7531 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7533 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7534 bogus uninitialized warning.
7536 2010-01-09 Richard Guenther <rguenther@suse.de>
7539 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7540 the evolution is compatible with the initial condition.
7542 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7544 * gcc.c (process_command): Update copyright notice dates.
7545 * gcov.c (print_version): Likewise.
7546 * gcov-dump.c (print_version): Likewise.
7547 * mips-tfile.c (main): Likewise.
7548 * mips-tdump.c (main): Likewise.
7550 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7553 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7555 (rotlhi3_8): Delete.
7557 (rotlsi3_8): Delete.
7558 (rotlsi3_16): Delete.
7559 (rotlsi3_24): Delete.
7561 (*rotw<mode>3): New.
7562 (*rotb<mode>3): New.
7563 * config/avr/avr.c (avr_rotate_bytes): New function.
7564 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7566 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7569 * configure.ac: Modify -rdynamic check.
7570 * configure: Regenerate.
7572 2010-01-08 DJ Delorie <dj@redhat.com>
7574 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7575 register popping order.
7577 2010-01-08 Richard Guenther <rguenther@suse.de>
7580 * c.opt (fsigned-char): Also let LTO handle this option.
7581 (funsigned-char): Likewise.
7583 2010-01-07 Richard Guenther <rguenther@suse.de>
7585 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7586 (gimple_op): Likewise.
7587 (gimple_op_ptr): Likewise.
7588 (gimple_assign_set_lhs): Remove gcc_assert.
7589 (gimple_assign_set_rhs1): Likewise.
7590 (gimple_assign_set_rhs2): Likewise.
7591 (gimple_call_set_lhs): Likewise.
7592 (gimple_call_set_fn): Likewise.
7593 (gimple_call_set_fndecl): Likewise.
7594 (gimple_call_fndecl): Likewise.
7595 (gimple_call_return_type): Likewise.
7596 (gimple_call_set_chain): Likewise.
7597 (gimple_call_num_args): Likewise.
7598 (gimple_call_set_arg): Likewise.
7599 (gimple_cond_set_code): Likewise.
7600 (gimple_cond_set_lhs): Likewise.
7601 (gimple_cond_set_rhs): Likewise.
7602 (gimple_cond_set_true_label): Likewise.
7603 (gimple_cond_set_false_label): Likewise.
7604 (gimple_label_set_label): Likewise.
7605 (gimple_goto_set_dest): Likewise.
7606 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7607 (gimple_debug_bind_get_value): Likewise.
7608 (gimple_debug_bind_get_value_ptr): Likewise.
7609 (gimple_debug_bind_set_var): Likewise.
7610 (gimple_debug_bind_set_value): Likewise.
7611 (gimple_debug_bind_reset_value): Likewise.
7612 (gimple_debug_bind_has_value_p): Likewise.
7613 (gimple_return_retval_ptr): Remove gcc_assert.
7614 (gimple_return_retval): Likewise.
7615 (gimple_return_set_retval): Likewise.
7616 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7617 (safe_referenced_var_iterator): Remove.
7618 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7619 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7620 (fill_referenced_var_vec): Remove.
7621 (first_readonly_imm_use): Remove redundant gcc_assert.
7622 (phi_arg_index_from_use): Combine gcc_asserts.
7623 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7624 (first_imm_use_stmt): Remove redundant gcc_assert.
7625 * tree-cfg.c (verify_gimple_call): Verify function and chain
7626 operands. Verify arguments.
7627 (verify_types_in_gimple_stmt): Verify condition code and labels.
7629 2010-01-07 Richard Guenther <rguenther@suse.de>
7631 PR tree-optimization/42641
7632 * sese.c (rename_map_elt_info): Use the SSA name version, do
7635 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7637 PR tree-optimization/42625
7638 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7639 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7641 2010-01-07 Duncan Sands <baldrick@free.fr>
7643 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7645 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7648 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7649 note itself is not function_invariant_p.
7651 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7653 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7654 Do not add the DF_NOTE problem.
7655 * store-motion.c (execute_rtl_store_motion): Likewise.
7657 2010-01-07 Martin Jambor <mjambor@suse.cz>
7659 PR tree-optimization/42157
7660 * tree-sra.c (compare_access_positions): Stabilize sort if both
7661 accesses have integer types, return zero immediately if they are the
7664 2010-01-06 Richard Henderson <rth@redhat.com>
7667 * haifa-sched.c (add_to_note_list): Merge into ...
7668 (concat_note_lists): ... here, and ...
7669 (unlink_other_notes, rm_other_notes): Merge into...
7670 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7671 NOTE_INSN_EPILOGUE_BEG.
7673 2010-01-06 Richard Guenther <rguenther@suse.de>
7675 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7676 not inline regular functions into always-inline functions.
7678 2010-01-06 Nick Clifton <nickc@redhat.com>
7680 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7681 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7683 (OVERRIDE_OPTIONS): Delete.
7684 (OPTIMIZATION_OPTIONS): Define.
7685 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7686 * config/rx/rx.c (rx_handle_option): Issue an error message if
7687 -mcpu=rx200 and -fpu are used together.
7688 (rx_set_optimization_options): New function. Issue an error
7689 message if an optimization attribute attempts to reset the FPU/
7690 math optimization pairing.
7691 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7692 * config/rx/rx.opt: Set the default to 32-bit doubles.
7693 * config/rx/t-rx: Add multilibs for -nofpu option.
7694 * doc/invoke.texi: Update documentation of RX options.
7696 2010-01-06 Richard Guenther <rguenther@suse.de>
7698 * tree-ssa-pre.c (name_to_id): New global.
7699 (alloc_expression_id): Simplify SSA name handling.
7700 (lookup_expression_id): Likewise.
7701 (init_pre): Zero name_to_id.
7702 (fini_pre): Free it.
7704 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7706 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7708 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7711 * config/i386/sse.md (smaxv2di3): New.
7712 (umaxv2di3): Likewise.
7713 (sminv2di3): Likewise.
7714 (uminv2di3): Likewise.
7716 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7719 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7720 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7721 (legitimize_tls_address): Likewise.
7722 (sparc_tls_referenced_p): Likewise.
7723 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7724 and adjust calls to legitimize_pic_address.
7725 (legitimate_constant_p) Use sparc_tls_referenced_p.
7726 (legitimate_pic_operand_p): Likewise.
7727 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7728 (sparc_tls_symbol_ref_1): Delete.
7729 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7730 (legitimize_tls_address): Make static, handle CONST patterns.
7731 (legitimize_pic_address): Make static, remove unused parameter and
7732 adjust recursive calls.
7733 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7734 and adjust call to legitimize_pic_address.
7735 (sparc_output_mi_thunk): Likewise.
7737 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7738 H.J. Lu <hongjiu.lu@intel.com>
7741 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7742 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7743 operands to make them signed.
7746 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7749 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7750 GTU to GT for V4SI and V2DI.
7752 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7753 (umin<mode>3): Removed.
7755 (uminv4si3): Likewise.
7757 2010-01-05 Martin Jambor <mjambor@suse.cz>
7759 PR tree-optimization/42462
7760 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7761 current_function_decl to helper functions and macros.
7763 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7766 * flags.h: Don't include real.h.
7767 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7768 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7769 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7770 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7771 * dominance.c: Update copyright.
7772 * gimple.c (walk_gimple_op): Remove inline.
7773 * tree-ssa-reassoc.c: Include real.h.
7774 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7775 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7777 2010-01-05 Nick Clifton <nickc@redhat.com>
7779 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7780 register to push into the stack frame when the accumulator has to
7781 be saved during interrupts.
7783 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7785 * doc/invoke.texi: Remove the documentation about option
7787 * common.opt (Wunreachable-code): Preserved for backward
7789 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7790 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7791 the backward compatibility flag section.
7793 2010-01-05 Richard Guenther <rguenther@suse.de>
7795 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7797 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7800 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7802 PR tree-optimization/42508
7803 * tree-sra.c (convert_callers): Check for recursive call
7804 by comparing cgraph nodes instead of decls.
7805 (modify_function): Call ipa_modify_formal_parameters also
7806 on all same_body aliases.
7808 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7809 cgraph nodes when checking for same_body aliases.
7811 2010-01-05 Richard Guenther <rguenther@suse.de>
7813 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7814 allocation and lookup.
7815 (get_or_alloc_expr_for_constant): Likewise.
7816 (phi_translate): Sink allocation.
7818 2010-01-04 Richard Guenther <rguenther@suse.de>
7820 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7821 a new entry only if needed.
7822 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7823 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7825 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7827 (phi_translate): Handle CONSTANTs early.
7829 2010-01-04 Martin Jambor <mjambor@suse.cz>
7831 PR tree-optimization/42398
7832 * tree-sra.c (struct access): Removed flag grp_different_types.
7833 (dump_access): Do not dump the removed flag.
7834 (sort_and_splice_var_accesses): Do not set the removed flag.
7835 (sra_modify_expr): Check for type compatibility directly.
7837 2010-01-04 Martin Jambor <mjambor@suse.cz>
7839 PR tree-optimization/42366
7840 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7841 edges with variable number of parameters.
7842 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7843 flag instead of asserting it.
7844 (ipa_read_node_info): Read uses_analysis_done flag.
7846 2010-01-04 Richard Guenther <rguenther@suse.de>
7848 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7849 iterative_hash_* as intended.
7850 (vn_reference_compute_hash): Likewise. Simplify hashing
7852 (vn_reference_lookup_2): Likewise.
7853 (vn_nary_op_compute_hash): Likewise.
7854 (vn_phi_compute_hash): Likewise.
7855 (expressions_equal_p): Remove strange code.
7856 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7857 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7858 (bitmap_insert_into_set_1): Take value-id as parameter.
7859 (add_to_value): Pass it.
7860 (bitmap_insert_into_set): Likewise.
7861 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7863 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7866 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7867 (do_self_spec): For switches with SWITCH_IGNORE set set also
7868 SWITCH_IGNORE_PERMANENTLY.
7869 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7872 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7874 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7875 tree of an unreferenced global var.
7877 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7881 GTU to GT for V4SI and V2DI.
7883 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7884 (umin<mode>3): Removed.
7886 (uminv4si3): Likewise.
7888 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7891 * collect2.c (main): Turn on trace in collect2 if -v is passed
7894 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7896 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7897 description of expression operand.
7899 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7901 * configure.ac: Add install-html to target_list for Make-hooks.
7902 * configure: Regenerate.
7903 * fortran/Make-lang.in (F95_HTMLFILES): New.
7904 (fortran.html): Use it.
7905 (fortran.install-html): New.
7906 * Makefile.in (install-html): Add lang.install-html.
7907 * java/Make-lang.in (JAVA_HTMLFILES): New.
7908 (java.html): Use it.
7909 (java.install-html): New.
7910 * objc/Make-lang.in (objc.install-html): New.
7911 * objcp/Make-lang.in (obj-c++.install-html): New.
7912 * cp/Make-lang.in (c++.install-html): New.
7913 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7914 * lto/Make-lang.in (lto.install-html): New.
7916 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7919 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7921 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7923 PR rtl-optimization/41862
7924 * store-motion.c (store_killed_in_insn, compute_store_table,
7925 remove_reachable_equiv_notes, replace_store_insn,
7926 build_store_vectors): Ignore all DEBUG_INSNs.
7928 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7931 * common.opt: Add dumpdir.
7933 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7935 (option_map): Add --dumpdir.
7937 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7939 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7941 * opts.c (decode_options): Try dump_dir_name first if
7942 dump_base_name isn't an absolute path.
7943 (common_handle_option): Handle OPT_dumpdir.
7945 * toplev.c (dump_dir_name): New.
7946 (print_switch_values): Also ignore -dumpdir.
7948 * toplev.h (dump_dir_name): New.
7950 2010-01-03 Richard Guenther <rguenther@suse.de>
7952 PR tree-optimization/42589
7953 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7954 double-word expansion of bswap32.
7956 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7958 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7959 with BLOCK_FOR_INSN.
7960 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7961 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7962 noce_process_if_block): Likewise.
7963 * gcse.c (compute_local_properties, insert_expr_in_table,
7964 insert_set_in_table, canon_list_insert, find_avail_set,
7965 pre_insert_copy_insn): Likewise.
7967 * basic-block.h (BLOCK_NUM): Move from here...
7968 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7970 2010-01-03 Richard Guenther <rguenther@suse.de>
7972 PR tree-optimization/42438
7973 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7974 contains_may_not_return_call flag.
7975 (BB_MAY_NOTRETURN): New.
7976 (valid_in_sets): Trapping nary operations are not valid
7977 in blocks that may not return.
7978 (insert_into_preds_of_block): Remove check for trapping expressions.
7979 (compute_avail): Compute also BB_MAY_NOTRETURN.
7981 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7983 * doc/invoke.texi: Add 2010 to copyright years.
7985 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7987 * config/sparc/sparc.c: Fix formatting nits.
7989 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7990 Alexander Monakov <amonakov@ispras.ru>
7992 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7994 2010-01-02 Richard Guenther <rguenther@suse.de>
7997 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7998 (simplify_switch_using_ranges): Mark to be removed edges
8001 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8003 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8005 * collect2.c (scan_libraries): Add missing argument in call to
8008 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8011 * config/alpha/predicates.md (aligned_memory_operand): Return false
8013 (unaligned_memory_operand): Return true for CQImode.
8014 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8015 doesn not cross aligned SImode word boundary.
8017 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8019 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8021 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8022 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8024 2010-01-02 Richard Guenther <rguenther@suse.de>
8027 * toplev.c (compile_file): Emit LTO marker properly. Change
8029 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8031 2010-01-01 Richard Guenther <rguenther@suse.de>
8034 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8036 2010-01-01 Richard Guenther <rguenther@suse.de>
8039 * c-decl.c (grokdeclarator): For zero-size arrays force
8040 structural equality checks as layout_type does.
8042 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8044 * builtins.c: Update copyright to 2010.
8046 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8049 * lto-streamer-out.c (produce_asm): Revert the last change.
8050 (copy_function): Likewise.
8052 * lto-streamer.c (lto_get_section_name): Skip any leading
8055 2010-01-01 Richard Guenther <rguenther@suse.de>
8058 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8062 Copyright (C) 2010 Free Software Foundation, Inc.
8064 Copying and distribution of this file, with or without modification,
8065 are permitted in any medium without royalty provided the copyright
8066 notice and this notice are preserved.