1 2010-05-03 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43971
4 * tree-ssa-structalias.c (get_constraint_for_1): Fix
5 constraints in the !flag_delete_null_pointer_checks case.
7 2010-05-03 Jakub Jelinek <jakub@redhat.com>
10 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
11 result mode matches original rtl mode.
13 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
16 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
18 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
21 when processing flag options.
23 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
25 * gcov-iov.c (main): Change format string placeholder
27 * genchecksum.c (dosum): Change format string placeholder
30 2010-05-02 Richard Guenther <rguenther@suse.de>
32 PR tree-optimization/43879
33 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
35 2010-05-02 Bruno Haible <bruno@clisp.org>
37 * doc/extend.texi (Function Attributes): Fix a typo.
39 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
42 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
43 placeholder from 0x%x to %#x.
44 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
45 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
46 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
47 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
48 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
49 * config/i386/i386.c (ix86_target_string): Ditto.
50 * config/i386/i386.c (output_pic_addr_const): Ditto.
51 (print_operand): Ditto.
53 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
55 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
56 placeholder from 0x%x to %#x.
57 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
58 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
59 (ASM_OUTPUT_DEBUG_DATA): Ditto.
60 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
61 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
62 * optc-gen.awk: Ditto.
63 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
64 (HOST_WIDE_INT_PRINT_HEX): Ditto.
65 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
66 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
68 2010-05-01 Anatoly Sokolov <aesok@post.ru>
70 * target.h (struct calls): Add function_value_regno_p field.
71 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
72 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
73 * targhooks.c (default_function_value_regno_p): New function.
74 * targhooks.h (default_function_value_regno_p): Declare function.
75 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
76 * builtins.c. (apply_result_size): (Ditto.).
77 * combine.c. (likely_spilled_retval_p): (Ditto.).
78 * mode-switching.c. Include 'target.h'.
79 (create_pre_exit): Use function_value_regno_p hook.
80 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
81 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
82 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
84 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
85 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
86 (ix86_function_value_regno_p): Declare as static, change argument
87 type to const unsigned int.
88 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
90 2010-05-01 Richard Guenther <rguenther@suse.de>
92 PR tree-optimization/43949
93 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
95 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
97 2010-05-01 Anatoly Sokolov <aesok@post.ru>
99 * rtl.h (CONST_DOUBLE_P): Define.
100 (rtx_to_double_int): Declare.
101 * emit-rtl.c (rtx_to_double_int): New function.
102 * dwarf2out.c (insert_double): New function.
103 (loc_descriptor, add_const_value_attribute): Clean up, use
104 rtx_to_double_int and insert_double functions.
106 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
108 * doc/extend.texi (Inline): Add missing return keyword to examples.
109 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
112 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
114 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
115 the variable part of the offset as well. Use highest_pow2_factor for
116 all alignment checks.
118 2010-04-30 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/43879
121 * tree-ssa-structalias.c (type_could_have_pointers): Functions
124 2010-04-30 Jan Hubicka <jh@suse.cz>
126 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
128 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
130 2010-04-30 Jan Hubicka <jh@suse.cz>
132 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
134 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
135 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
136 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
137 cgraph_node_set_needs_ltrans_p): Remove.
139 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
141 * sdbout.c: Include vec.h, do not include varray.h.
142 (deferred_global_decls, sdbout_global_decl,
143 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
144 * toplev.c: Do not include varray.h.
145 (dump_memory_report): Do not dump VARRAY statistics.
146 * gengtype.c (open_base_file): Ignore varray.h.
147 * Makefile.in: Update for abovementioned changes.
148 Remove all traces of varray.c and varray.h.
149 * varray.c: Remove file.
150 * varray.h: Remove file.
152 2010-04-30 Jan Hubicka <jh@suse.cz>
154 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
157 2010-04-30 Jan Hubicka <jh@suse.cz>
159 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
162 2010-04-30 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-structalias.c (get_constraint_for_1): Generate
165 constraints for CONSTRUCTOR.
167 2010-04-30 Richard Guenther <rguenther@suse.de>
170 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
171 first after all lowering passes.
173 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
175 * toplev.c: Include varray.h for statistics dumping.
176 * tree.h: Do not declare varray_head_tag.
177 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
178 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
179 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
180 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
181 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
182 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
183 c-common.c, c-common.h, reg-stack.c, basic-block.h,
184 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
186 * Makefile.in: Update for abovementioned changes.
188 2010-04-30 Jakub Jelinek <jakub@redhat.com>
191 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
193 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
195 * config/picochip/picochip.c (picochip_legitimize_address): Define.
196 Use this function to do machine-specific conversion.
197 (picochip_legitimize_reload_address): Likewise.
198 (picochip_legitimate_address_p): Check valid base register only if
200 (picochip_check_conditional_copy): Check for modw only if opnd is
202 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
203 to call the function in c.
204 * config/picochip/picochip-protos.h
205 (picochip_legitimize_reload_address): Define.
206 * config/picochip/picochip.md (supported_compare1): Define.
208 2010-04-30 Jan Hubicka <jh@suse.cz>
210 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
211 (cgraph_global_info): Remove inlined.
212 (LTO_cgraph_tag_names): Remove.
213 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
214 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
215 simplify cgraph tags and document.
216 (lto_output_node): Use only LTO_cgraph_unavail_node and
217 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
218 for_functions_valid, global info, process and output flags.
219 (input_overwrite_node): Initialize estimated stack size and
220 estimated growth. Do not read flags we no longer store.
221 (input_node): Likewise do not read info no longer stored.
222 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
225 2010-04-30 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/43879
228 * tree-ssa-structalias.c (get_constraint_for_1): Properly
229 handle non-zero initializers.
231 2010-04-30 Richard Guenther <rguenther@suse.de>
233 * builtins.c (fold_builtin_1): Delete free (0).
235 2010-04-29 Jan Hubicka <jh@suse.cz>
237 * gengtype.c (open_base_files): Add lto-streamer.h
238 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
239 (pass_ipa_cp): GGC collect.
240 * toplev. (compile_file): Do not output symbols.
241 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
242 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
243 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
244 * lto-section-in.c: Include ggc.h
245 (lto_new_in_decl_state): Alloc in GGC.
246 (lto_delete_in_decl_state): Likewise.
247 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
250 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
253 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
254 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
255 (HONOR_REG_ALLOC_ORDER): Describe new macro.
256 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
257 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
258 account only if HONOR_REG_ALLOC_ORDER is not defined.
259 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
260 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
262 2010-04-29 Jon Grant <04@jguk.org>
264 * collect2.c (vflag): Change type from int to bool.
266 (helpflag): New global bool.
267 (main): Set vflag and debug with boolean, not integer truth values.
268 Accept new "--help" option and output usage text if found.
269 * collect2.h (vflag): Update prototype.
272 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
275 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
277 2010-04-29 Richard Guenther <rguenther@suse.de>
280 * plugin.h (invoke_plugin_callbacks): Annotate arguments
281 with ATTRIBUTE_UNUSED.
283 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
286 * config/i386/i386.c (get_some_local_dynamic_name): Replace
287 INSN_P with NONDEBUG_INSN_P.
288 (distance_non_agu_define): Likewise.
289 (distance_agu_use): Likewise.
291 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
293 From Dominique d'Humieres <dominiq@lps.ens.fr>
295 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
298 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
300 * plugin.h (invoke_plugin_callbacks): New inline function.
301 * plugin.c (flag_plugin_added): New global flag.
302 (add_new_plugin): Initialize above flag.
303 (invoke_plugin_callbacks): Rename to ...
304 (invoke_plugin_callbacks_full): ... this.
306 2010-04-28 Jan Hubicka <jh@suse.cz>
308 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
309 (lto_varpool_replace_node): New.
310 (lto_symtab_resolve_symbols): Resolve varpool nodes.
311 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
312 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
313 * cgraph.h (varpool_node_ptr): New type.
314 (varpool_node_ptr): New vector.
315 (varpool_node_set_def): New structure.
316 (varpool_node_set): New type.
317 (varpool_node_set): New vector.
318 (varpool_node_set_element_def): New structure.
319 (varpool_node_set_element, const_varpool_node_set_element): New types.
320 (varpool_node_set_iterator): New type.
321 (varpool_node): Add prev pointers, add used_from_other_partition,
323 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
324 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
325 varpool_get_node, varpool_remove_node): Declare.
326 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
327 varpool_node_set_size): New inlines.
328 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
329 * tree-pass.h (varpool_node_set_def): Forward declare.
330 (ipa_opt_pass_d): Summary writting takes vnode sets too.
331 (ipa_write_optimization_summaries): Update prototype.
332 * ipa-cp.c (ipcp_write_summary): Update.
333 * ipa-reference.c (ipa_reference_write_summary): Update.
334 * lto-cgraph.c (lto_output_varpool_node): New static function.
335 (output_varpool): New function.
336 (input_varpool_node): New static function.
337 (input_varpool_1): New function.
338 (input_cgraph): Input varpool.
339 * ipa-pure-const.c (pure_const_write_summary): Update.
340 * lto-streamer-out.c (lto_output): Update, output varpool too.
341 (write_global_stream): Kill WPA hack.
342 (produce_asm_for_decls): Update.
343 (output_alias_pair_p): Handle variables.
344 (output_unreferenced_globals): Output only needed partition of varpool.
345 * ipa-inline.c (inline_write_summary): Update.
346 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
348 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
349 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
350 varpool_node_set_new, varpool_node_set_add,
351 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
352 debug_varpool_node_set): New functions.
353 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
354 (execute_one_pass): Process new decls too.
355 (ipa_write_summaries_2): Pass around vsets.
356 (ipa_write_summaries_1): Likewise.
357 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
359 (ipa_write_optimization_summaries_1): Pass around vsets.
360 (ipa_write_optimization_summaries): Likewise.
361 * varpool.c (varpool_get_node): New.
362 (varpool_node): Update doubly linked lists.
363 (varpool_remove_node): New.
364 (dump_varpool_node): More dumping.
365 (varpool_enqueue_needed_node): Update doubly linked lists.
366 (decide_is_variable_needed): Kill ltrans hack.
367 (varpool_finalize_decl): Kill lto hack.
368 (varpool_assemble_decl): Skip decls in other partitions.
369 (varpool_assemble_pending_decls): Update doubly linkes lists.
370 (varpool_empty_needed_queue): Likewise.
371 (varpool_extra_name_alias): Likewise.
372 * lto-streamer.c (lto_get_section_name): Add vars section.
373 * lto-streamer.h (lto_section_type): Update.
374 (output_varpool, input_varpool): Declare.
376 2010-04-28 Mike Stump <mikestump@comcast.net>
378 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
380 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
382 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
383 record or union type with RECORD_OR_UNION_TYPE_P predicate.
384 (lto_input_ts_type_tree_pointers): Likewise.
385 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
386 (lto_output_ts_type_tree_pointers): Likewise.
388 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
390 Uniquization of constants at the Tree level
391 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
392 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
394 (tree_output_constant_def): Declare.
395 * gimplify.c (gimplify_init_constructor): When using block copy, first
396 uniquize the constant constructor on the RHS.
397 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
398 DECL_IN_CONSTANT_POOL flag.
399 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
400 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
402 (assemble_variable): Deal with symbols belonging to the tree constant
404 (get_constant_section): Add ALIGN parameter and simplify.
405 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
406 (assemble_constant_contents): Use the expression of the VAR_DECL.
407 (output_constant_def_contents): Use the alignment of the VAR_DECL.
408 (tree_output_constant_def): New global function.
409 (mark_constant): Use the expression of the VAR_DECL.
410 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
412 (output_object_block): Likewise and assemble the expression.
414 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
416 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
417 hash_tree, eq_tree): New tree hash table.
418 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
419 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
420 lto_orig_address_remove): Reimplement.
422 2010-04-28 Xinliang David Li <davidxl@google.com>
425 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
426 (compute_uninit_opnds_pos): New function.
427 (is_non_loop_exit_postdominating): New function.
428 (compute_control_dep_chain): New function.
429 (find_pdom): New function.
430 (convert_control_dep_chain_into_preds): New function.
431 (find_predicates): New function.
432 (find_control_equiv_block): New function.
433 (collect_phi_def_edges): New function.
434 (find_def_preds): New function.
435 (find_dom): New function.
436 (dump_predicates): New function.
437 (get_cmp_code): New function.
438 (is_value_included_in): New function.
439 (find_matching_predicate_in_rest_chains): New function.
440 (use_pred_not_overlap_with_undef_path_pred): New function.
441 (is_use_properly_guarded): New function.
442 (normalize_cond_1): New function.
443 (is_and_or_or): New function.
444 (normalize_cond): New function.
445 (is_gcond_subset_of): New function.
446 (is_subset_of_any): New function.
447 (is_or_set_subset_of): New function.
448 (is_and_set_subset_of): New function.
449 (is_norm_cond_subset_of): New function.
450 (is_pred_expr_subset_of): New function.
451 (is_pred_chain_subset_of): New function.
452 (is_included_in): New function.
453 (is_superset_of): New function.
454 (find_uninit_use): New function.
455 (warn_uninitialized_phi): New function.
456 (compute_possibly_undefined_names): New function.
457 (ssa_undefined_value_p): New function.
458 (execute_late_warn_uninitialized): New function.
459 * tree-ssa.c (ssa_undefined_value_p): Removed.
460 (warn_uninit): Changed to extern.
461 (warn_uninitialized_phi): Removed.
462 (warn_uninitialized_vars): Changed to extern.
463 (execute_late_warn_uninitialized): Removed
464 * tree-flow.h: Add new prototypes.
465 * timevar.def: Add new time variable.
466 * Makefile.in: Add new build file.
468 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
470 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
473 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
476 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
478 2010-04-28 Martin Jambor <mjambor@suse.cz>
480 * cgraph.h (struct cgraph_node): New field indirect_calls.
481 (struct cgraph_indirect_call_info): New type.
482 (struct cgraph_edge): Removed field indirect_call. New fields
483 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
484 (cgraph_create_indirect_edge): Declare.
485 (cgraph_make_edge_direct): Likewise.
486 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
487 * ipa-prop.h (struct ipa_param_call_note): Removed.
488 (struct ipa_node_params): Removed field param_calls.
489 (ipa_create_all_structures_for_iinln): Declare.
490 * cgraph.c: Described indirect edges and uids in initial comment.
491 (cgraph_add_edge_to_call_site_hash): New function.
492 (cgraph_edge): Search also among the indirect edges, use
493 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
494 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
495 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
497 (initialize_inline_failed): Assign a reason to indirect edges.
498 (cgraph_create_edge_1): New function.
499 (cgraph_create_edge): Moved some functionality to
500 cgraph_create_edge_1.
501 (cgraph_create_indirect_edge): New function.
502 (cgraph_edge_remove_callee): Add an assert checking for
504 (cgraph_edge_remove_caller): Special-case indirect edges.
505 (cgraph_remove_edge): Likewise.
506 (cgraph_set_edge_callee): New function.
507 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
508 (cgraph_make_edge_direct): New function.
509 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
510 the declaration of the call statement matches.
511 (cgraph_node_remove_callees): Special-case indirect edges.
512 (cgraph_clone_edge): Likewise.
513 (cgraph_clone_node): Clone also the indirect edges.
514 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
515 indirect_call, dump count of indirect_calls edges.
516 * ipa-prop.c (iinlining_processed_edges): New variable.
517 (ipa_note_param_call): Create indirect edges instead of
518 creating notes. New parameter node.
519 (ipa_analyze_call_uses): New parameter node, pass it on to
521 (ipa_analyze_stmt_uses): Likewise.
522 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
523 (print_edge_addition_message): Work on edges rather than on notes.
524 (update_call_notes_after_inlining): Likewise, renamed to
525 update_indirect_edges_after_inlining.
526 (ipa_create_all_structures_for_iinln): New function.
527 (ipa_free_node_params_substructures): Do not free notes.
528 (ipa_edge_duplication_hook): Propagate bits within
529 iinlining_processed_edges bitmap.
530 (ipa_node_duplication_hook): Do not duplicate notes.
531 (free_all_ipa_structures_after_ipa_cp): Renamed to
532 ipa_free_all_structures_after_ipa_cp.
533 (free_all_ipa_structures_after_iinln): Renamed to
534 ipa_free_all_structures_after_iinln.g
535 (ipa_write_param_call_note): Removed.
536 (ipa_read_param_call_note): Removed.
537 (ipa_write_indirect_edge_info): New function.
538 (ipa_read_indirect_edge_info): Likewise.
539 (ipa_write_node_info): Do not stream notes, do stream information
541 (ipa_read_node_info): Likewise.
542 (lto_ipa_fixup_call_notes): Removed.
543 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
544 * ipa-inline.c (pass_ipa_inline): Likewise.
545 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
546 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
547 * tree-inline.c (copy_bb): Removed an unnecessary double check for
549 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
551 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
552 (output_cgraph): Stream also indirect edges.
553 (lto_output_edge): Added capability to stream indirect edges.
554 (input_edge): Likewise.
555 (input_cgraph_1): Likewise.
556 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
559 2010-04-28 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/43879
562 PR tree-optimization/43909
563 * tree-ssa-structalias.c (struct variable_info): Add
564 only_restrict_pointers flag.
565 (new_var_info): Initialize it. Increment stats.total_vars here.
566 (create_function_info_for): Do not increment stats.total_vars
568 (get_function_part_constraint): Fix build with C++.
569 (insert_into_field_list): Remove.
570 (push_fields_onto_fieldstack): Properly merge fields.
571 (create_variable_info_for): Split and simplify.
572 (create_variable_info_for_1): New piece.
573 (intra_create_variable_infos): Properly make restrict constraints
576 2010-04-28 Richard Guenther <rguenther@suse.de>
579 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
581 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
582 Jan Hubicka <hubicka@ucw.cz>
584 * doc/invoke.texi (-Wsuggest-attribute=const,
585 -Wsuggest-attribute=pure): Document.
586 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
587 (function_always_visible_to_compiler_p,
588 suggest_attribute, warn_function_pure, warn_function_const):
590 (check_call): Improve debug info.
591 (analyze_function): Do not check availability.
592 (add_new_function): Check availability.
593 (propagate): Output warnings.
594 (skip_function_for_local_pure_const): New function.
595 (local_pure_const): Use it; output warnings.
596 * common.opt (Wsuggest-attribute=const,
597 Wsuggest-attribute=pure): New.
599 2010-04-27 Jakub Jelinek <jakub@redhat.com>
601 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
602 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
603 or DW_CFA_def_cfa_offset{,_sf}.
605 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
607 * tree.h: Fix truncated long macros.
609 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
611 * collect2.c (TARGET_64BIT): Redefine to target's default.
613 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
614 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
615 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
616 for underscoring __USER_LABEL_PREFIX__.
617 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
618 (SUB_LINK_ENTRY32): New.
619 (SUB_LINK_ENTRY64): New.
620 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
621 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
622 (SUB_LINK_ENTRY64): New.
623 (SUB_LINK_ENTRY): New.
624 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
625 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
626 x64 target is choosen.
627 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
628 * configure: Regenerated.
629 * configure.ac (leading-mingw64-underscores): Option added.
631 2010-04-27 Jan Hubicka <jh@suse.cz>
633 * doc/invoke.texi (-fipa-profile): Document.
634 * opts.c (decode_options): Enable ipa-profile at -O1.
635 * timevar.def (TV_IPA_PROFILE): Define.
636 * common.opt (fipa-profile): Add.
637 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
639 (cgraph_propagate_frequency): Handle only local ones.
640 * tree-pass.h (pass_ipa_profile): Declare.
641 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
642 (pass_ipa_profile): Use TV_IPA_PROFILE.
643 * ipa.c (ipa_profile): New function.
644 (gate_ipa_profile): Likewise.
645 (pass_ipa_profile): New global variable.
646 * passes.c (pass_ipa_profile): New.
648 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
650 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
652 2010-04-27 Martin Jambor <mjambor@suse.cz>
655 * ipa.c (dissolve_same_comdat_group_list): New function.
656 (function_and_variable_visibility): Call
657 dissolve_same_comdat_group_list when comdat group contains external or
659 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
660 lists are circular and that they contain only DECL_ONE_ONLY nodes.
662 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
664 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
665 (const_hash_1) <VECTOR_CST>: New case.
666 (compare_constant) <VECTOR_CST>: Likewise.
667 <ADDR_EXPR>: Deal with LABEL_REFs.
668 (copy_constant) <VECTOR_CST>: New case.
670 2010-04-27 Jan Hubicka <jh@suse.cz>
672 * cgraph.c (cgraph_propagate_frequency): New function.
673 * cgraph.h (cgraph_propagate_frequency): Declare.
674 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
675 cgraph_propagate_frequency.
677 2010-04-27 Jakub Jelinek <jakub@redhat.com>
679 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
681 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
684 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
685 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
686 here to determine which regs to push and how much stack to reserve.
688 2010-04-27 Jie Zhang <jie@codesourcery.com>
690 * doc/gimple.texi (gimple_statement_with_ops): Remove
691 addresses_taken field.
692 (gimple_statement_with_memory_ops): Likewise.
694 2010-04-27 Jan Hubicka <jh@suse.cz>
696 * tree-inline.c (eni_inlining_weights): Remove.
697 (estimate_num_insns): Special case more builtins.
699 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
702 * c-typeck.c (build_binary_op): Move forward check for comparison
703 pointer with null pointer constant and adjust the diagnostic message.
705 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
708 * configure.ac (gcc_cv_as_section_has_align): Set if installed
709 binutils supports extended .section directive needed by LTO, or
710 warn if older binutils found.
711 (LTO_BINARY_READER): New AC_SUBST'd variable.
712 (LTO_USE_LIBELF): Likewise.
713 * gcc/config.gcc (lto_binary_reader): New target-specific configure
715 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
716 (LTO_USE_LIBELF): Likewise.
717 * configure: Regenerate.
719 * collect2.c (is_elf): Rename from this ...
720 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
721 object files in addition to ELF-formatted ones.
722 (scan_prog_file): Caller updated. Also allow for LTO info marker
723 symbol to be prefixed or not by an extra underscore.
725 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
726 * config/i386/winnt.c: Also #include lto-streamer.h
727 (i386_pe_asm_named_section): Specify 1-byte section alignment for
729 (i386_pe_asm_output_aligned_decl_common): Add comment.
730 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
732 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
735 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
736 Add missing earlyclobber for second alternative.
738 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
740 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
741 bits for artificial defs at the top of the block.
742 * fwprop.c (single_def_use_enter_block): Don't call it.
744 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
747 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
748 instead of "$gcc_cv_objdump -T".
749 Use "-undefined dynamic_lookup" on darwin.
750 * gcc/configure: Regenerate.
752 2010-04-26 Jakub Jelinek <jakub@redhat.com>
755 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
757 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
759 * c-parser.c (struct c_token): Move location field up.
760 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
761 (struct c_declspecs): Convert typespec_word, storage_class, and
762 default_int_p into bitfields.
763 (struct c_declarator): Move loc field up.
765 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
767 * cfgloop.h (struct loop): Move can_be_parallel field up.
768 * ipa-prop.h (struct ip_node_params): Move bitfields up.
769 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
771 (struct iv_cand): Convert pos field into a bitfield.
772 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
774 (struct _stmt_vec_info): Shuffle fields for better packing.
776 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
778 * varasm.c (IN_NAMED_SECTION): Remove guard.
779 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
780 (IN_NAMED_SECTION_P): ...this.
781 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
782 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
784 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
786 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
787 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
788 of shadowing it. Fix comments.
790 2010-04-26 Jan Hubicka <jh@suse.cz>
792 * cgraph.c (cgraph_create_node): Set node frequency to normal.
793 (cgraph_clone_node): Copy function frequency.
794 * cgraph.h (node_frequency): New enum
795 (struct cgraph_node): Add.
796 * final.c (rest_of_clean_state): Update.
797 * lto-cgraph.c (lto_output_node): Output node frequency.
798 (input_overwrite_node): Input node frequency.
799 * tre-ssa-loop-ivopts (computation_cost): Update.
800 * lto-streamer-out.c (output_function): Do not output function
802 * predict.c (maybe_hot_frequency_p): Update and handle functions
804 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
806 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
807 (compute_function_frequency): Set noreturn functions to be executed
809 (choose_function_section): Update.
810 * lto-streamer-in.c (input_function): Do not input function frequency.
811 * function.c (allocate_struct_function): Do not initialize function
813 * function.h (function_frequency): Remove.
814 (struct function): Remove function frequency.
815 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
816 (try_update): Update.
817 * tree-inline.c (initialize_cfun): Do not update function frequency.
818 * passes.c (pass_init_dump_file): Update.
819 * i386.c (ix86_compute_frame_layout): Update.
820 (ix86_pad_returns): Update.
822 2010-04-26 Jie Zhang <jie@codesourcery.com>
824 PR tree-optimization/43833
825 * tree-vrp.c (range_int_cst_p): New.
826 (range_int_cst_singleton_p): New.
827 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
828 when both operands are constants. Use range_int_cst_p in
831 2010-04-26 Jan Hubicka <jh@suse.cz>
833 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
835 2010-04-26 Richard Guenther <rguenther@suse.de>
838 * gimple.c (gimple_decl_printable_name): Deal gracefully
839 with a NULL DECL_NAME.
841 2010-04-26 Richard Guenther <rguenther@suse.de>
844 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
845 if emitting debug information and it is either a function
848 2010-04-26 Ira Rosen <irar@il.ibm.com>
850 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
851 determine if the statement is vectorizable, and a macro to access it.
852 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
853 Skip statements that can't be vectorized. If the analysis fails,
854 mark the statement as unvectorizable if vectorizing basic block.
855 (vect_compute_data_refs_alignment): Likewise.
856 (vect_verify_datarefs_alignment): Skip statements marked as
857 unvectorizable. Add print.
858 (vect_analyze_group_access): Skip statements that can't be
859 vectorized. If the analysis fails, mark the statement as
860 unvectorizable if vectorizing basic block.
861 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
862 * tree-vect-stmts.c (vectorizable_store): Fix the number of
863 generated stmts for SLP.
864 (new_stmt_vec_info): Initialize the new field.
865 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
866 statements marked as unvectorizable.
868 2010-04-25 Joseph Myers <joseph@codesourcery.com>
870 * c-common.c (flag_isoc1x): New.
871 (flag_isoc99): Update comment.
872 * c-common.h (flag_isoc1x): New.
873 (flag_isoc99): Update comment.
874 * c-cppbuiltin.c (builtin_define_float_constants): Also define
875 __<type>_DECIMAL_DIG__.
876 * c-opts.c (set_std_c1x): New.
877 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
878 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
879 * c.opt (-std=c1x, -std=gnu1x): New options.
880 * doc/cpp.texi: Mention -std=c1x.
881 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
882 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
883 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
884 * doc/standards.texi: Mention C1X.
885 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
886 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
887 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
890 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/gmon-sol2.c (_mcleanup): Change format string
893 placeholder from 0x%x to %#x.
894 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
895 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
896 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
897 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
898 * config/i386/i386.c (ix86_target_string): Ditto.
899 (output_pic_addr_const): Ditto.
900 (print_operand): Ditto.
902 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
904 * combine.c (find_split_point): Add third argument. Use it
905 to find nested multiply-accumulate instructions. Adjust calls.
906 (try_combine): Adjust call to find_split_point.
908 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
910 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
912 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
914 PR tree-optimization/41442
915 * fold-const.c (merge_truthop_with_opposite_arm): New function.
916 (fold_binary_loc): Call it.
918 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
920 * toplev.c (general_init): Set default for fdiagnostics-show-option.
921 * opts.c (common_handle_option): Allow disabling it.
922 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
924 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
926 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
927 between modes if both types are integral.
929 2010-04-23 Richard Guenther <rguenther@suse.de>
931 PR tree-optimization/43572
932 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
934 2010-04-23 Richard Guenther <rguenther@suse.de>
937 * tree-inline.c (tree_can_inline_p): Also check compatibility
940 2010-04-23 Martin Jambor <mjambor@suse.cz>
942 PR tree-optimization/43846
943 * tree-sra.c (struct access): New flag grp_assignment_read.
944 (build_accesses_from_assign): Set grp_assignment_read.
945 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
946 (enum mark_read_status): New type.
947 (analyze_access_subtree): Propagate grp_assignment_read, create
948 accesses also if both direct_read and root->grp_assignment_read.
950 2010-04-23 Martin Jambor <mjambor@suse.cz>
953 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
954 function does not have type attributes.
956 2010-04-23 Richard Guenther <rguenther@suse.de>
959 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
962 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
964 * sese.h (create_if_region_on_edge): Remove.
966 * sese.c (create_if_region_on_edge): Make static.
968 * tree-inline.c: Do not include ggc.h.
970 * expr.c: Do not include ggc.h.
972 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
975 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
978 * config/sh/sh.c (find_barrier): Don't emit a constant pool
979 in the middle of insns for casesi_worker_2.
981 2010-04-22 David Edelsohn <edelsohn@gnu.org>
983 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
985 2010-04-22 Ira Rosen <irar@il.ibm.com>
987 PR tree-optimization/43842
988 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
989 loop unrolling in update of exit phis. Fix comment.
990 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
991 least two reduction statements in the loop before starting SLP
994 2010-04-22 Nick Clifton <nickc@redhat.com>
996 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
998 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1000 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1003 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1005 * tree-parloops.c (loop_parallel_p): New argument
1006 parloop_obstack. Pass it down.
1007 (parallelize_loops): New variable parloop_obstack. Initialize it,
1008 pass it down, free it.
1010 * tree-loop-linear.c (linear_transform_loops): Pass down
1013 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1014 of type struct obstack *.
1016 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1017 scratch_obstack. Initialize it, pass down, free it.
1019 * lambda.h (lambda_loop_new): Remove.
1020 (lambda_matrix_new, lambda_matrix_inverse)
1021 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1022 argument of type struct obstack *.
1024 * lambda-trans.c (lambda_trans_matrix_new): New argument
1025 lambda_obstack. Pass it down, use obstack allocation for ret.
1026 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1029 * lambda-mat.c (lambda_matrix_get_column)
1030 (lambda_matrix_project_to_null): Remove.
1031 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1033 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1036 * lambda-code.c (lambda_loop_new): New function.
1037 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1038 (lambda_compute_auxillary_space, lambda_compute_target_space)
1039 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1040 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1041 (build_access_matrix): New argument lambda_obstack. Use obstack
1043 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1044 argument lambda_obstack. Pass it down.
1046 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1048 * optabs.h (expand_widening_mult): Declare.
1050 2010-04-22 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/43845
1053 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1054 lookup the CALL_EXPR function and arguments.
1056 2010-04-22 Nick Clifton <nickc@redhat.com>
1058 * config/stormy16/stormy16.c
1059 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1060 * config/stormy16/stormy16.h: Tidy up formatting.
1061 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1062 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1063 (ineqbranchsi): Delete pattern.
1064 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1065 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1066 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1067 stormy16-lib2-ucmpsi2.c.
1069 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1071 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1072 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1073 extra set merge_set_noclobber, and use it to relax the final test
1075 * df.h (df_simulate_find_noclobber_defs): Declare.
1076 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1078 (df_simulate_find_noclobber_defs): New function.
1080 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1082 * config/i386/i386.md: Use {} around multi-line preparation statements.
1084 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1086 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1087 (process_init_element): New argument of type struct obstack *.
1089 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1090 (set_init_index, set_init_label, set_nonincremental_init)
1091 (set_nonincremental_init_from_string, find_init_member)
1092 (output_init_element, output_pending_init_elements)
1093 (process_init_element): New argument braced_init_obstack. Pass it
1095 (push_range_stack, add_pending_init): New argument
1096 braced_init_obstack. Use obstack allocation.
1098 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1099 braced_init_obstack. Pass it down.
1100 (c_parser_braced_init): New variables ret, braced_init_obstack.
1101 Initialize obstack, pass it down and finally free it.
1103 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1106 * tree-pass.h (pass_optimize_widening_mul): Declare.
1107 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1108 gate_optimize_widening_mul): New static functions.
1109 (pass_optimize_widening_mul): New.
1110 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1111 <case MULT_EXPR>: Remove support for widening multiplies.
1112 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1113 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1114 simplify_gen_unary rather than directly building extensions.
1115 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1117 * expmed.c (expand_widening_mult): New function.
1118 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1120 2010-04-21 Jan Hubicka <jh@suse.cz>
1122 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1123 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1124 * lto-wpa-fixup.c: Remove.
1125 * Makefile.in (lto-wpa-fixup.o): Remove.
1126 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1127 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1128 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1130 2010-04-21 Jan Hubicka <jh@suse.cz>
1132 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1133 add write_optimization_summary, read_optimization_summary.
1134 (ipa_write_summaries_of_cgraph_node_set): Remove.
1135 (ipa_write_optimization_summaries): Declare.
1136 (ipa_read_optimization_summaries): Declare.
1137 * ipa-cp.c (pass_ipa_cp): Update.
1138 * ipa-reference.c (pass_ipa_reference): Update.
1139 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1140 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1142 * ipa-inline.c (pass_ipa_inline): Update.
1143 * ipa.c (pass_ipa_whole_program): Update.
1144 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1145 * passes.c (ipa_write_summaries_1): Do not test wpa.
1146 (ipa_write_optimization_summaries_1): New.
1147 (ipa_write_optimization_summaries): New.
1148 (ipa_read_summaries): Do not test ltrans.
1149 (ipa_read_optimization_summaries_1): New.
1150 (ipa_read_optimization_summaries): New.
1152 2010-04-21 Jan Hubicka <jh@suse.cz>
1154 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1156 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1158 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1161 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1162 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1164 2010-04-21 Jan Hubicka <jh@suse.cz>
1166 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1168 2010-04-21 Jan Hubicka <jh@suse.cz>
1170 * varpool.c (decide_is_variable_needed): Variable is always needed
1173 2010-04-21 Jan Hubicka <jh@suse.cz>
1175 * opts.c (decode_options): Enable pure-const pass for whopr.
1177 2010-04-21 Jan Hubicka <jh@suse.cz>
1179 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1180 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1182 (cgraph_decide_inlining): Do not expect callee to be removed in all
1185 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1187 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1189 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1191 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1192 amdfam10_decode attributes.
1194 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1197 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1198 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1199 (lower_copyprivate_clauses): Use private var in outer
1200 context instead of original var. Make sure the types
1201 are correct for VLAs.
1203 2010-04-21 Richard Guenther <rguenther@suse.de>
1205 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1206 to non-pointer objects.
1208 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1210 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1211 last chain entry if it starts with the still current label.
1212 (add_location_or_const_value_attribute): Check that
1213 loc_list->first->next is NULL instead of comparing ->first with ->last.
1214 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1215 to add_var_loc_to_decl.
1217 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1218 >= 4 add also address size and segment size fields into CIE header.
1220 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1221 long as address size is the same as sizeof (void *) and
1223 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1224 address size or segment size is unexpected, return DW_EH_PE_omit.
1225 (classify_object_over_fdes): If get_cie_encoding returned
1226 DW_EH_PE_omit, return -1.
1227 (init_object): If classify_object_over_fdes returned -1,
1228 pretend there were no FDEs at all.
1230 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1233 bswap{si,di}2 using SWI48 mode iterator.
1234 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1235 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1236 set modrm attribute of bswap insn to 0 and remove length attribute.
1237 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1238 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1239 set mode attribute to <MODE> and remove length attribute.
1241 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1243 PR rtl-optimization/43520
1244 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1245 zero available registers.
1247 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * builtins.c (fold_builtin_cproj): Fold more cases.
1251 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1253 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1254 (fold_builtin_1): Fold builtin cproj.
1255 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1256 Use ATTR_CONST_NOTHROW_LIST.
1258 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1261 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1262 ffsi2_no_cmove for !TARGET_CMOVE.
1263 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1264 (ffssi2): Remove expander.
1265 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1267 (ctz<mode>2): Ditto from ctz{si,di}2.
1268 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1270 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1273 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1275 * dwarf2out.c (AT_linkage_name): Define.
1276 (clone_as_declaration): Handle DW_AT_linkage_name.
1277 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1278 of DW_AT_MIPS_linkage_name.
1279 (move_linkage_attr): Likewise.
1280 (dwarf2out_finish): Likewise.
1282 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1285 * fold-const.c (fold_comparison): New folding rule.
1287 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1289 * double-int.h (double_int_setbit): Declare.
1290 * double-int.c (double_int_setbit): New function.
1291 * rtl.h (immed_double_int_const): Declare.
1292 * emit-rtl.c (immed_double_int_const): New function.
1293 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1294 and immed_double_int_const functions.
1295 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1296 expand_copysign_bit): (Ditto.).
1297 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1298 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1299 * dojump.c (prefer_and_bit_test): (Ditto.).
1300 * expr.c (convert_modes, reduce_to_bit_field_precision,
1301 const_vector_from_tree): (Ditto.).
1302 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1304 2010-04-20 Jan Hubicka <jh@suse.cz>
1306 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1307 (dump_cgraph_node): Dump new flags.
1308 * cgraph.h (struct cgraph_node): Add flags
1309 reachable_from_other_partition and in_other_partition.
1310 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1311 other partition can not be removed.
1312 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1313 the other partition must be output; silence sanity checking on
1314 leaking functions bodies from other paritition.
1315 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1316 (lto_output_node): Output new flags; do not sanity check that inline
1317 clones are output; drop lto_forced_extern_inline_p code; do not mock
1318 visibility flags at partition boundaries.
1319 (add_node_to): New function.
1320 (output_cgraph): Use it to sort functions so masters appear before
1322 (input_overwrite_node): Input new flags.
1323 * passes.c (ipa_write_summaries): Do not call
1324 lto_new_extern_inline_states.
1325 * lto-section-out.c (forced_extern_inline,
1326 lto_new_extern_inline_states lto_delete_extern_inline_states,
1327 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1328 * lto-streamer.h (lto_new_extern_inline_states,
1329 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1330 lto_forced_extern_inline_p): Kill.
1332 2010-04-20 Richard Guenther <rguenther@suse.de>
1334 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1335 from vars that can have pointers.
1336 (process_constraint): Dump useless constraints.
1338 2010-04-20 Richard Guenther <rguenther@suse.de>
1340 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1341 (dump_sa_points_to_info): Remove asserts.
1342 (init_base_vars): nothing_id isn't an escape point nor does it
1345 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1347 * tree.h (TYPE_REF_IS_RVALUE): Define.
1348 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1349 should_move_die_to_comdat, prune_unused_types_walk): Handle
1350 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1351 (modified_type_die, gen_reference_type_die): Emit
1352 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1353 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1355 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1358 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1359 calls for -fpic -m31 if they have been sibcall optimized.
1361 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1363 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1364 ar.lc fixed and call-used.
1366 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1368 2010-04-19 Jan Hubicka <jh@suse.cz>
1370 * opts.c (decode_options): Disable whpr incompatible passes.
1371 * lto/lto.c (lto_1_to_1_map): Skip clones.
1372 (read_cgraph_and_symbols): Do not mark everything as needed.
1373 (do_whole_program_analysis): Do map only after optimizing;
1374 set proper cgraph_state; use passmanager.
1376 2010-04-19 DJ Delorie <dj@redhat.com>
1378 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1379 POINTER_PLUS_EXPR and fix them.
1381 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1383 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1384 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1385 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1386 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1387 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1388 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1389 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1390 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1391 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1392 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1393 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1395 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1397 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1398 (check_cond_move_block): Likewise.
1399 (cond_move_process_if_block): Likewise.
1400 (noce_find_if_block): Improve formatting.
1401 (find_if_header): Pass 0 to memset and tweak conditions.
1402 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1404 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1406 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1410 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1411 with non-local decl doesn't need chain.
1413 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1415 * ira-color.c (allocno_reload_assign): Avoid accumulating
1416 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1418 2010-04-19 Martin Jambor <mjambor@suse.cz>
1420 * gimple.h (create_tmp_reg): Declare.
1421 * gimplify.c (create_tmp_reg): New function.
1422 (gimplify_return_expr): Use create_tmp_reg.
1423 (gimplify_omp_atomic): Likewise.
1424 (gimple_regimplify_operands): Likewise.
1425 * tree-dfa.c (make_rename_temp): Likewise.
1426 * tree-predcom.c (predcom_tmp_var): Likewise.
1427 (reassociate_to_the_same_stmt): Likewise.
1428 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1429 (get_replaced_param_substitute): Likewise.
1430 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1431 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1432 * tree-ssa-pre.c (get_representative_for): Likewise.
1433 (create_expression_by_pieces): Likewise.
1434 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1435 (create_tailcall_accumulator): Likewise.
1437 2010-04-19 Martin Jambor <mjambor@suse.cz>
1439 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1441 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1443 2010-04-19 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/43796
1446 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1447 from SCEV in the lattice.
1448 (vrp_visit_phi_node): Dump change.
1450 2010-04-19 Richard Guenther <rguenther@suse.de>
1452 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1453 * configure: Re-generated.
1455 2010-04-19 Richard Guenther <rguenther@suse.de>
1457 PR tree-optimization/43783
1458 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1459 constant ARRAY_REF operands two and three if possible.
1461 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1464 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1466 2010-04-19 Jie Zhang <jie@codesourcery.com>
1469 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1471 2010-04-19 Ira Rosen <irar@il.ibm.com>
1473 PR tree-optimization/37027
1474 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1475 and macro to access it.
1476 (vectorizable_reduction): Add argument.
1477 (vect_get_slp_defs): Likewise.
1478 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1479 statements for possible use in SLP.
1480 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1481 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1482 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1484 (vectorizable_reduction): Likewise.
1485 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1487 (vectorizable_type_demotion, vectorizable_type_promotion,
1488 vectorizable_store): Likewise.
1489 (vect_analyze_stmt): Update call to vectorizable_reduction.
1490 (vect_transform_stmt): Likewise.
1491 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1492 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1493 from different interleaving chains in same node.
1494 (vect_slp_rearrange_stmts): New function.
1495 (vect_supported_load_permutation_p): Allow load permutations for
1496 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1497 inside SLP nodes if necessary.
1498 (vect_analyze_slp_instance): Handle reductions.
1499 (vect_analyze_slp): Try to build SLP instances originating from groups
1501 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1502 (vect_get_constant_vectors): Create initial vectors for reductions
1503 according to reduction code. Add new argument.
1504 (vect_get_slp_defs): Add new argument, pass it to
1505 vect_get_constant_vectors.
1506 (vect_schedule_slp_instance): Remove SLP tree root statements.
1508 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1510 * tree.h (ENUM_IS_SCOPED): Define.
1511 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1512 for ENUM_IS_SCOPED enums.
1514 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1516 * fold-const.c (fold_comparison): Use ssizetype.
1517 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1518 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1519 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1520 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1522 * tree.h (initialize_sizetypes): Remove parameter.
1523 (build_common_tree_nodes): Remove second parameter.
1524 * stor-layout.c (initialize_sizetypes): Remove parameter.
1525 Always create an unsigned type.
1526 (set_sizetype): Assert that the passed type is unsigned and simplify.
1527 * tree.c (build_common_tree_nodes): Remove second parameter.
1528 Adjust call to initialize_sizetypes.
1529 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1530 build_common_tree_nodes.
1532 2010-04-18 Matthias Klose <doko@ubuntu.com>
1534 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1536 2010-04-18 Ira Rosen <irar@il.ibm.com>
1538 PR tree-optimization/43771
1539 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1540 load permutation doesn't have gaps.
1542 2010-04-18 Jan Hubicka <jh@suse.cz>
1544 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1545 (sse_prologue_save_insn expander): Use new pattern.
1546 (sse_prologue_save_insn1): New pattern and splitter.
1547 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1549 * i386.c (setup_incoming_varargs_64): Do not compute jump
1551 (ix86_gimplify_va_arg): Update alignment needed.
1552 (ix86_local_alignment): Do not align all local arrays to 128bit.
1554 2010-04-17 Jan Hubicka <jh@suse.cz>
1556 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1558 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1560 * arm.md (negdi2): Remove redundant code to force values into a
1563 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1565 * arm/bpabi.S: Add EABI alignment attributes to objects.
1566 * arm/bpabi-v6m.S: Likewise.
1567 * arm/crti.asm: Likewise.
1568 * arm/crtn.asm: Likewise.
1569 * arm/lib1funcs.asm: Likewise.
1570 * arm/libunwind.S: Likewise.
1572 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1574 * arm-protos.h (tune_params): New structure.
1575 * arm.c (current_tune): New variable.
1576 (arm_constant_limit): Delete.
1577 (struct processors): Add pointer to the tune parameters.
1578 (arm_slowmul_tune): New tuning option.
1579 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1580 (all_cores): Adjust to pick up the tuning model.
1581 (arm_constant_limit): New function.
1582 (arm_override_options): Select the appropriate tuning model. Delete
1583 initialization of arm_const_limit.
1584 (arm_split_constant): Use the new constant-limit model.
1585 (arm_rtx_costs): Pick up the current tuning model.
1586 * arm.md (is_strongarm, is_xscale): Delete.
1587 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1588 for Xscale variant architectures.
1589 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1591 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1593 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1595 (arm_rtx_costs_1): Remove unused variable extra_cost.
1596 (arm_unwind_emit_set): Use variable offset.
1597 (thumb1_output_casesi): Remove unused variable flags.
1599 2010-04-16 Jeff Law <law@redhat.com>
1601 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1602 needing assignment rather than doing a two-phase assignment. Remove
1603 unused variable 'm'.
1605 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1608 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1610 2010-04-16 Doug Kwan <dougkwan@google.com>
1612 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1613 (next_operand_entry_id): New static variable.
1614 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1615 (add_to_ops_vec): Assigned unique ID to operand entry.
1616 (struct oecount_s): New field ID.
1617 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1618 (undistribute_ops_list): Assign unique IDs to oecounts.
1619 (init_reassoc): reset next_operand_entry_id.
1621 2010-04-16 Doug Kwan <dougkwan@google.com>
1623 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1624 missing left parenthesis.
1626 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1628 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1629 *btdi_rex64 using SWI48 mode iterator.
1630 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1631 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1632 *jcc_btdi_mask_rex64.
1634 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1636 * double-int.h (tree_to_double_int): Convert to macro.
1637 * double-int.c (tree_to_double_int): Remove.
1639 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1642 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1643 with want_address 2 and in case a single element list might be
1644 possible, call it again with want_address 0.
1646 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1648 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1649 case 'W' print operands for HI mode.
1650 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1651 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1652 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1653 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1655 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1657 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1658 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1659 #xx:3 and #xx:4 mode.
1661 * config/h8300/h8300.md (inverted load with HImode dest): Add
1662 support for H8300SX.
1664 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1665 satisfy 'U' constraint.
1667 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1669 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1670 * configure: Regenerate.
1671 * config.in: Regenerate.
1672 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1675 2010-04-16 Richard Guenther <rguenther@suse.de>
1677 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1678 (struct tree_decl_common): ... here.
1679 (DECL_PT_UID): Adjust.
1680 (SET_DECL_PT_UID): Likewise.
1681 (DECL_PT_UID_SET_P): Likewise.
1683 2010-04-16 Richard Guenther <rguenther@suse.de>
1685 PR tree-optimization/43572
1686 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1687 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1688 * tree-flow.h (is_call_clobbered): Remove.
1689 * tree-flow-inline.h (is_call_clobbered): Likewise.
1690 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1691 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1692 (execute_return_slot_opt): Adjust.
1693 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1694 check for call clobbered vars here.
1695 (find_tail_calls): Move tailcall verification to the
1698 2010-04-16 Diego Novillo <dnovillo@google.com>
1700 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1702 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1705 * config/arm/arm.md (cbranchqi4): New pattern.
1706 * config/arm/predicates.md (const0_operand,
1707 cbranchqi4_comparison_operator): New predicates.
1709 2010-04-16 Richard Guenther <rguenther@suse.de>
1711 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1712 (dump_gimple_stmt): Likewise.
1714 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1716 * recog.h (struct recog_data): New field is_operator.
1717 (struct insn_operand_data): New field is_operator.
1718 * recog.c (extract_insn): Set recog_data.is_operator.
1719 * genoutput.c (output_operand_data): Emit code to set the
1721 * reload.c (find_reloads): Use it rather than testing for an
1722 empty constraint string.
1725 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1726 If the previous insn is a cbranchsi4_insn with the same arguments,
1727 omit the compare instruction.
1729 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1730 register, inputs must be low registers and we need a low register
1731 scratch. Handle alternative 2 like alternative 3.
1733 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1735 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1736 don't call get_addr on both. If one expression is a VALUE and
1737 the other a REG, check VALUE's locs if the REG isn't among them.
1739 2010-04-16 Christian Bruel <christian.bruel@st.com>
1741 * config/sh/sh.h (sh_frame_pointer_required): New function.
1742 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1743 (flag_omit_frame_pointer) Set.
1744 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1745 (rounded_frame_size): Adjust size with outgoing_args_size.
1746 (sh_set_return_address): Must return from stack pointer.
1747 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1748 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1749 (ACCUMULATE_OUTGOING_ARGS): Define.
1750 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1751 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1753 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1756 * config/sh/sh.c (sh_legitimize_reload_address): Use
1757 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1758 Remove a unneeded check for offset_base.
1760 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1762 * configure: Regenerated.
1764 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1766 * config/s390/s390.c (s390_call_save_register_used): Switch back
1767 to HARD_REGNO_NREGS.
1769 2010-04-15 Richard Guenther <rguenther@suse.de>
1771 * alias.c (alias_set_subset_of): Handle alias-set zero
1774 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1775 Julian Brown <julian@codesourcery.com>
1777 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1778 alternatives according to use of high and low regs.
1779 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1780 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1781 optimizing for size on Thumb-2.
1783 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1785 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1787 2010-04-15 Richard Guenther <rguenther@suse.de>
1789 * tree-ssa-structalias.c (struct variable_info): Add
1791 (new_var_info): Initialize it.
1792 (dump_constraints): Support printing last added constraints.
1793 (debug_constraints): Adjust.
1794 (dump_constraint_graph): Likewise.
1795 (make_heapvar_for): Check for NULL cfun.
1796 (get_function_part_constraint): New function.
1797 (get_fi_for_callee): Likewise.
1798 (find_func_aliases): Properly implement IPA PTA constraints.
1799 (process_ipa_clobber): New function.
1800 (find_func_clobbers): Likewise.
1801 (insert_into_field_list_sorted): Remove.
1802 (create_function_info_for): Properly allocate vars for IPA mode.
1803 Do not use insert_into_field_list_sorted.
1804 (create_variable_info_for): Properly generate constraints for
1805 global vars in IPA mode.
1806 (dump_solution_for_var): Always dump the solution.
1807 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1808 (find_what_var_points_to): Adjust.
1809 (pt_solution_set): Change.
1810 (pt_solution_ior_into): New function.
1811 (pt_solution_empty_p): Export.
1812 (pt_solution_includes_global): Adjust.
1813 (pt_solution_includes_1): Likewise.
1814 (pt_solutions_intersect_1): Likewise.
1815 (dump_sa_points_to_info): Check some invariants.
1816 (solve_constraints): Move constraint dumping ...
1817 (compute_points_to_sets): ... here.
1818 (ipa_pta_execute): ... and here.
1819 (compute_may_aliases): Do not re-compute points-to info
1820 locally if IPA info is available.
1821 (ipa_escaped_pt): New global var.
1822 (ipa_pta_execute): Properly implement IPA PTA.
1823 * tree-into-ssa.c (dump_decl_set): Support dumping
1824 decls not in referenced-vars.
1825 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1826 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1827 (dump_points_to_solution): Likewise.
1828 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1829 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1830 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1831 (copy_decl_to_var): Copy DECL_PT_UID.
1832 (copy_result_decl_to_var): Likewise.
1833 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1834 (copy_node_stat): Copy it.
1835 * tree.h (DECL_PT_UID): New macro.
1836 (SET_DECL_PT_UID): Likewise.
1837 (DECL_PT_UID_SET_P): Likewise.
1838 (struct tree_decl_minimal): Add pt_uid member.
1839 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1840 (pt_solution_empty_p): Declare.
1841 (pt_solution_set): Adjust.
1842 (ipa_escaped_pt): Declare.
1843 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1844 * gimple-pretty-print.c (pp_points_to_solution): New function.
1845 (dump_gimple_call): Dump call clobber/use information.
1846 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1847 * tree-pass.h (TDF_ALIAS): New dump option.
1848 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1849 * doc/invoke.texi (-fipa-pta): Update documentation.
1851 2010-04-15 Richard Guenther <rguenther@suse.de>
1853 * Makefile.in (OBJS-common): Add gimple-fold.o.
1854 (gimple-fold.o): New rule.
1855 * tree.h (maybe_fold_offset_to_reference,
1856 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1858 * gimple.h: ... here.
1859 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1860 may_propagate_address_into_dereference): Move prototypes ...
1861 * gimple.h: ... here.
1862 * tree-ssa-ccp.c (get_symbol_constant_value,
1863 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1864 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1865 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1866 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1867 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1868 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1869 gimplify_and_update_call_from_tree): Move ...
1870 * gimple-fold.c: ... here. New file.
1871 (ccp_fold_builtin): Rename to ...
1872 (gimple_fold_builtin): ... this.
1873 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1875 2010-04-15 Richard Guenther <rguenther@suse.de>
1877 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1878 fit_double_type, force_fit_type_double, add_double_with_sign,
1879 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1880 lrotate_double, rrotate_double, div_and_round_double): Move ...
1881 * double-int.c: ... here.
1882 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1883 add_double, neg_double, mul_double_with_sign, mul_double,
1884 lshift_double, rshift_double, lrotate_double, rrotate_double,
1885 div_and_round_double): Move prototypes ...
1886 * double-int.h: ... here.
1888 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1891 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1892 matching constraints to ensure inputs match the output.
1894 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1897 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1898 in an input-only operand.
1900 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1902 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1903 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1904 (double_int_negative_p): Convert to static inline function.
1905 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1906 (double_int_negative_p): Remove.
1907 * tree.h (lshift_double, rshift_double):
1908 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1909 * fold-const.c (fold_convert_const_int_from_real,
1910 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1911 (lshift_double): Change type of arith argument to bool.
1912 (rshift_double): Change type of arith argument to bool. Correct
1914 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1916 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1919 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1920 at the start and end of the then/else blocks, and omit them from the
1922 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1923 argument; all callers changed. Pass zero to old_insns_match_p instead.
1924 (flow_find_head_matching_sequence): New function.
1925 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1926 * basic-block.h (flow_find_cross_jump,
1927 flow_find_head_matching_sequence): Declare functions.
1929 2010-04-14 Jason Merrill <jason@redhat.com>
1932 * c-common.c (attribute_takes_identifier_p): New fn.
1933 * c-common.h: Declare it.
1935 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1937 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1939 (*udivmod<mode>4): Ditto.
1941 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/i386.md (maxmin_int): Rename code attribute from
1944 maxminiprefix and update all users.
1945 (maxmin_float): Ditto from maxminfprefix.
1946 (logic): Ditto from logicprefix.
1947 (absneg_mnemonic): Ditto from absnegprefix.
1948 * config/i386/mmx.md: Update all users of maxminiprefix,
1949 maxminfprefix and logicprefix for rename.
1950 * config/i386/sse.md: Ditto.
1951 * config/i386/sync.md (sync_<code><mode>): Update for
1954 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1957 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1958 warnings converted to errors.
1960 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1962 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1963 used insn_type variable.
1964 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1965 to avoid set-but-not-used warning.
1967 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1969 * df-core.c (df_ref_debug): Change format string placeholder
1971 * dwarf2asm.c (dw2_asm_output_data_raw,
1972 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1973 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1974 * dwarf2out.c (output_cfi, output_cfi_directive,
1975 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1976 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1978 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1979 * print-rtl.c (print_rtx): Ditto.
1981 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1984 * builtins.c (expand_builtin_pow_root): New function to expand pow
1985 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1986 series of sqrt and cbrt calls under -ffast-math.
1987 (expand_builtin_pow): Call it.
1989 2010-04-14 Michael Matz <matz@suse.de>
1991 PR tree-optimization/42963
1992 * tree-cfg.c (touched_switch_bbs): New static variable.
1993 (group_case_labels_stmt): New function broken out from ...
1994 (group_case_labels): ... here, use the above.
1995 (start_recording_case_labels): Allocate touched_switch_bbs.
1996 (end_recording_case_labels): Deallocate it, call
1997 group_case_labels_stmt.
1998 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2000 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2005 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2009 2010-04-13 Jan Hubicka <jh@suse.cz>
2011 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2012 of optimized out static functions.
2013 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2014 cost computation. Also sanity check for overflows.
2015 (update_caller_keys): Update cgraph_edge_badness call; properly
2016 update fibheap and sanity check that it is up to date.
2017 (add_new_edges_to_heap): Update cgraph_edge_badness.
2018 (cgraph_decide_inlining_of_small_function): Likewise;
2019 add sanity checking that badness in heap is up to date;
2020 improve dumping of reason; Update badness of calls to the
2021 offline copy of function currently inlined; dump badness
2022 of functions not inlined because of unit growth limits.
2024 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2027 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2028 because of sign-extension change when converting to sizetype here...
2029 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2031 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2032 the folding to constants. Remove redundant final conversion.
2033 (fold_binary) <associate>: Do not associate if the re-association of
2034 constants alone overflows.
2035 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2036 to the end of the list.
2037 (multiple_of_p) <COND_EXPR>: New case.
2039 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2041 * opt-functions.awk (opt_sanitized_name): New.
2043 * optc-gen.awk: Use it
2044 * opth-gen.awk: Use it.
2046 2010-04-13 Martin Jambor <mjambor@suse.cz>
2048 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2049 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2050 children. Call replace_uses_with_default_def_ssa_name to handle
2053 2010-04-13 Michael Matz <matz@suse.de>
2056 * builtins.c (expand_builtin_interclass_mathfn): Also create
2057 a register if the predicate doesn't match.
2059 2010-04-13 Diego Novillo <dnovillo@google.com>
2061 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2062 * c-pch.c: Include timevar.h.
2063 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2064 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2065 * ggc-common.c: Include timevar.h.
2066 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2067 * timevar.def (TV_PCH_SAVE): Define.
2068 (TV_PCH_CPP_SAVE): Define.
2069 (TV_PCH_PTR_REALLOC): Define.
2070 (TV_PCH_PTR_SORT): Define.
2071 (TV_PCH_RESTORE): Define.
2072 (TV_PCH_CPP_RESTORE): Define.
2074 2010-04-13 Michael Matz <matz@suse.de>
2076 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2078 (can_reassociate_p): New function.
2079 (break_up_subtract_bb, reassociate_bb): Use it.
2081 2010-04-13 Richard Guenther <rguenther@suse.de>
2084 * builtins.c (c_readstr): Fix assert.
2086 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2089 when generating cltd insn.
2091 (*ashl<mode>3_1): Remove special handling for register operand 2.
2092 (*ashlsi3_1_zext): Ditto.
2093 (*ashlhi3_1): Ditto.
2094 (*ashlhi3_1_lea): Ditto.
2095 (*ashlqi3_1): Ditto.
2096 (*ashlqi3_1_lea): Ditto.
2097 (*<shiftrt_insn><mode>3_1): Ditto.
2098 (*<shiftrt_insn>si3_1_zext): Ditto.
2099 (*<shiftrt_insn>qi3_1_slp): Ditto.
2100 (*<rotate_insn><mode>3_1): Ditto.
2101 (*<rotate_insn>si3_1_zext): Ditto.
2102 (*<rotate_insn>qi3_1_slp): Ditto.
2104 2010-04-13 Richard Guenther <rguenther@suse.de>
2106 * tree-ssa-structalias.c (callused_id): Remove.
2107 (call_stmt_vars): New.
2108 (get_call_vi): Likewise.
2109 (lookup_call_use_vi): Likewise.
2110 (lookup_call_clobber_vi): Likewise.
2111 (get_call_use_vi): Likewise.
2112 (get_call_clobber_vi): Likewise.
2113 (make_transitive_closure_constraints): Likewise.
2114 (handle_const_call): Adjust to do per-call call-used handling.
2115 (handle_pure_call): Likewise.
2116 (find_what_var_points_to): Remove general callused handling.
2117 (init_base_vars): Likewise.
2118 (init_alias_vars): Initialize call_stmt_vars.
2119 (compute_points_to_sets): Process call-used and call-clobbered
2120 vars for call statements.
2121 (delete_points_to_sets): Free call_stmt_vars.
2123 2010-04-13 Richard Guenther <rguenther@suse.de>
2125 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2126 Only add RW dependence for dependence distance zero.
2127 Adjust maximal vectorization factor according to dependences.
2128 Move alignment handling ...
2129 (vect_find_same_alignment_drs): ... here. New function.
2130 (vect_analyze_data_ref_dependences): Adjust.
2131 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2132 (vect_analyze_data_refs): Adjust minimal vectorization factor
2133 according to data references.
2134 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2135 dependences before determining the vectorization factor.
2136 Analyze alignment after determining the vectorization factor.
2137 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2138 dependences before alignment.
2139 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2141 (vect_analyze_data_refs): Likewise.
2142 (MAX_VECTORIZATION_FACTOR): New define.
2144 2010-04-13 Duncan Sands <baldrick@free.fr>
2146 * except.h (lang_eh_type_covers): Remove.
2147 * except.c (lang_eh_type_covers): Likewise.
2149 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2150 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2152 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2153 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2154 UNITS_PER_LONG where it is ABI relevant.
2155 (s390_return_addr_rtx): Likewise.
2156 (s390_back_chain_rtx): Likewise.
2157 (s390_frame_area): Likewise.
2158 (s390_frame_info): Likewise.
2159 (s390_initial_elimination_offset): Likewise.
2160 (save_gprs): Likewise.
2161 (s390_emit_prologue): Likewise.
2162 (s390_emit_epilogue): Likewise.
2163 (s390_function_arg_advance): Likewise.
2164 (s390_function_arg): Likewise.
2165 (s390_va_start): Likewise.
2166 (s390_gimplify_va_arg): Likewise.
2167 (s390_function_profiler): Likewise.
2168 (s390_optimize_prologue): Likewise.
2169 (s390_rtx_costs): Likewise.
2170 (s390_secondary_reload): Likewise.
2171 (s390_promote_function_mode): Likewise.
2172 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2173 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2174 registers available.
2175 (s390_unwind_word_mode): New function.
2176 (s390_function_value): Split 64 bit values into register pair if
2177 used as return value.
2178 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2179 function call parameters. Handle parallels.
2180 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2181 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2182 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2183 (s390_expand_setmem): Remove unused variable src_addr.
2184 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2185 deal with 64 bit registers.
2186 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2187 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2188 (UNITS_PER_LONG): New macro.
2189 * libjava/include/s390-signal.h: Define extended ucontext
2190 structure containing the upper halfs of the 64 bit registers.
2192 2010-04-13 Simon Baldwin <simonb@google.com>
2194 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2196 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2198 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2199 rvalue on the RHS if the LHS is of a non-renamable type.
2200 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2202 2010-04-13 Matthias Klose <doko@ubuntu.com>
2204 * gcc.c (cc1_options): Handle -iplugindir before processing
2205 the cc1 spec. Only add -iplugindir once.
2206 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2208 * common.opt (iplugindir): Remove `Separate' property, initialize.
2209 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2211 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2212 (distclean): Remove plugin dir.
2213 * doc/invoke.texi: Document -iplugindir.
2215 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2217 * doc/plugins.texi (Loading Plugins): Document short
2218 -fplugin=foo option.
2219 (Plugin API): Mention default_plugin_dir_name function.
2221 * gcc.c (find_file_spec_function): Add new declaration.
2222 (static_spec_func): Use it for "find-file".
2223 (find_file_spec_function): Add new function.
2224 (cc1_options): Add -iplugindir option if -fplugin* options found.
2226 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2228 * plugin.c (add_new_plugin): Updated comment, and handle short
2230 (default_plugin_dir_name): Added new function.
2232 * common.opt (iplugindir): New option to set the plugin directory.
2234 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386.md (any_rotate): New code iterator.
2237 (rotate_insn): New code attribute.
2239 (SWIM124): New mode iterator.
2240 (<rotate_insn>ti3): New expander.
2241 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2242 any_rotate code iterator.
2243 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2244 using any_rotate code iterator and SWIM124 mode iterator.
2245 (ix86_rotlti3): New insn_and_split pattern.
2246 (ix86_rotrti3): Ditto.
2247 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2248 ix86_rotl{di,ti}3 patterns.
2249 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2250 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2251 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2252 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2253 code iterator and SWI mode iterator.
2254 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2255 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2257 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2258 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2259 (bswap rotatert splitter): Add splitter.
2260 (bswap splitter): Macroize splitter using any_rotate code iterator.
2261 Add insn predicate to split only for TARGET_USE_XCHGB or when
2262 optimizing function for size.
2264 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2266 * config/pa/pa.c (emit_move_sequence): Remove use of
2267 deleted variable flag_argument_noalias.
2269 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2271 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2273 Add to unsupported targets list.
2274 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2275 sparc*-sun-solaris2.[567]* from target lists.
2276 * configure: Regenerate.
2277 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2279 Remove Solaris 7 patch references.
2280 (Specific, sparc-sun-solaris2.7): Removed.
2281 (sparc-sun-solaris2*): Update Solaris 7 example.
2282 (sparc64-*-solaris2*): Likewise.
2284 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2286 * config.build (alpha*-dec-osf4*): Remove.
2287 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2288 of obsolete configurations.
2289 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2291 * config/alpha/t-osf4: Renamed to ...
2292 * config/alpha/t-osf5: ... this.
2293 * config/alpha/osf.h: Renamed to ...
2294 * config/alpha/osf5.h: ... this.
2295 Merged old osf5.h contents.
2297 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2298 (EXTRA_SPECS): Removed.
2299 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2300 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2303 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2305 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2307 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2310 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2311 __thiscall convention.
2313 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2315 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2317 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2319 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2321 * function.c (assign_parms_initialize_all): Add unused attribute
2324 2010-04-12 Richard Guenther <rguenther@suse.de>
2326 * gsstruct.def (GSS_CALL): New.
2327 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2328 * gimple.h: Include tree-ssa-alias.h.
2329 (struct gimple_statement_call): New.
2330 (union gimple_statement_struct_d): Add gimple_call member.
2331 (gimple_call_reset_alias_info): Declare.
2332 (gimple_call_use_set): New function.
2333 (gimple_call_clobber_set): Likewise.
2334 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2335 * gimple.c (gimple_call_reset_alias_info): New function.
2336 (gimple_build_call_1): Call it.
2337 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2338 * tree-inline.c (remap_gimple_stmt): Likewise.
2339 (expand_call_inline): Remove callused handling.
2340 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2341 * tree-dfa.c (dump_variable): Likewise.
2342 * tree-parloops.c (parallelize_loops): Likewise.
2343 * tree-ssa.c (init_tree_ssa): Likewise.
2344 (delete_tree_ssa): Likewise.
2345 * tree-flow-inline.h (is_call_used): Remove.
2346 * tree-flow.h (struct gimple_df): Remove callused member.
2347 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2348 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2349 (ref_maybe_used_by_call_p_1): Simplify.
2350 (call_may_clobber_ref_p_1): Likewise.
2351 * tree-ssa-structalias.c (compute_points_to_sets): Set
2352 the call stmt used and clobbered sets.
2353 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2354 (find_tail_calls): Verify the tail call.
2356 2010-04-12 Richard Guenther <rguenther@suse.de>
2358 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2359 single-iteration always-inline inlining.
2360 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2361 (cgraph_decide_inlining): Do not handle always-inline specially.
2362 (try_inline): Remove always-inline cycle detection special case.
2363 Do not recurse on always-inlines.
2364 (cgraph_early_inlining): Do not iterate if not optimizing.
2365 (cgraph_gate_early_inlining): remove.
2366 (pass_early_inline): Run unconditionally.
2367 (gate_cgraph_decide_inlining): New function.
2368 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2369 not inlining or optimizing.
2370 (cgraph_decide_inlining_of_small_functions): Also consider
2371 always-inline functions.
2372 (cgraph_default_inline_p): Return true for nodes which should
2373 disregard inline limits.
2374 (estimate_function_body_sizes): Assume zero size and time for
2375 nodes which are marked as disregarding inline limits.
2376 (cgraph_decide_recursive_inlining): Do not perform recursive
2377 inlining on always-inline nodes.
2379 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2382 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2383 for exprs satisfying handled_component_p.
2385 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2387 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2388 non-constant aggregate elements.
2390 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2391 is a real initialization.
2393 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2396 * c-decl.c (start_function): Move forward check for nested function.
2398 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2400 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2401 * config/sh/sh.c: Include reload.h.
2402 (sh_legitimize_reload_address): New.
2403 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2404 sh_legitimize_reload_address.
2406 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2408 * config/sh/sh.md (*movqi_pop): New insn pattern.
2409 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2411 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.md (any_shiftrt): New code iterator.
2414 (shiftrt_insn): New code attribute.
2416 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2417 using any_shiftrt code iterator.
2418 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2419 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2420 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2421 pattern from corresponding peephole2 patterns.
2422 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2423 using any_shiftrt code iterator.
2424 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2425 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2426 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2427 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2428 *{ashr,lshr}<mode>3_cmp_zext.
2429 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2431 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2435 (*lshr<mode>3_cconly): Ditto.
2437 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2439 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2440 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2441 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2442 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2444 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2445 from corresponding peephole2 patterns.
2446 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2447 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2448 and *lshrdi3_1_rex64 using SWI mode iterator.
2449 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2450 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2451 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2452 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2453 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2454 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2455 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2456 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2457 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2460 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2462 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2463 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2464 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2465 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2467 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2468 from corresponding peephole2 patterns.
2469 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2470 (ashrsi3_cvt): Rename from ashrsi3_31.
2471 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2472 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2473 and x86_64_shift_adj_3 using SWI48 mode iterator.
2474 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2475 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2476 and *ashrdi3_1_rex64 using SWI mode iterator.
2477 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2478 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2479 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2480 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2481 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2482 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2483 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2484 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2485 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2487 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2488 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2489 x86_shift<mode>_adj_3 expanders.
2491 2010-04-10 Wei Guozhi <carrot@google.com>
2494 * config/arm/arm.c (arm_pic_static_addr): New function.
2495 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2497 (arm_output_addr_const_extra): Output expression for new pattern.
2498 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2500 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2502 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2505 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2506 * web.c: Include "insn-config.h" and "recog.h".
2507 (union_match_dups): New function.
2508 (web_main): Call it.
2509 (union_defs): Don't try to recognize match_dups.
2511 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2512 if doing so would replace the entire pattern.
2514 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2518 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2519 and splitter pattern. Change splitter operand 1 predicate to
2522 2010-04-09 Martin Jambor <mjambor@suse.cz>
2524 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2525 lattices are addresses of CONST_DECLs with the same initial value.
2526 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2527 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2529 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2530 Bernd Schmidt <bernds@codesourcery.com>
2532 * loop-invariant.c (replace_uses): New static function.
2533 (move_invariant_reg): Use it to ensure we can replace the uses.
2535 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2537 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2539 (picochip_override_options): Enable section anchors only above -O1.
2540 (picochip_reorg): Fixed a couple of build warnings.
2542 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2544 * configure.ac (plugin -rdynamic test): Log result.
2545 * configure: Regenerate.
2546 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2547 (RDYNAMIC_SPEC): Define.
2548 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2550 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2552 * configure.ac: Determine Sun ld version numbers.
2553 (comdat_group): Restrict GNU ld version checks to gld.
2554 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2555 (enable_comdat): Support --enable-comdat.
2556 * configure: Regenerate.
2557 * doc/install.texi (Configuration): Document --enable-comdat.
2559 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2561 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2562 * config/sol2-gld.h: ... here.
2563 * config.gcc (sparc*-*-solaris2*): Reflect this.
2564 (i[34567]86-*-solaris2*): Use it.
2566 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2568 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2570 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2572 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2575 * diagnostic.c (diagnostic_initialize): Initialize
2576 some_warnings_are_errors.
2577 (diagnostic_finish): New.
2578 (diagnostic_action_after_output): Call it before exiting.
2579 (diagnostic_report_diagnostic): Do not print message here. Set
2580 some_warnings_are_errors.
2581 * diagnostic.h (diagnostic_context): Delete
2582 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2583 (diagnostic_finish): Declare.
2584 * toplev.c (toplev_main): Call it before exit.
2586 2010-04-09 Jason Merrill <jason@redhat.com>
2589 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2590 for incomplete type.
2593 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2594 based on a warning flag.
2596 2010-04-09 Richard Guenther <rguenther@suse.de>
2598 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2600 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2603 * varasm.c (default_assemble_visibility): Wrap vars that are
2604 set, but unused, by targets without GAS.
2605 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2606 Remove set, but unused, vars.
2607 (rs6000_legitimize_tls_address): Likewise.
2608 (altivec_expand_dst_builtin): Likewise.
2609 * config/darwin.c (machopic_classify_symbol): Likewise.
2610 (machopic_indirection_name): Likewise.
2612 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (DWI): New mode iterator.
2615 (S): New mode attribute.
2616 (shift_operand): Ditto.
2617 (shift_immediate_operand): Ditto.
2618 (ashl_input_operand): Ditto.
2619 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2620 using SDWIM mode iterator.
2621 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2622 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2624 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2625 from corresponding peephole2 patterns.
2626 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2627 and x86_64_shift_adj_1 using SWI48 mode iterator.
2628 (x86_shift<mode>_adj_2): Ditto.
2629 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2630 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2631 using SWI48 mode iterator.
2632 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2633 *ashldi3_cmp_rex64 using SWI mode iterator.
2634 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2635 *ashldi3_cconly_rex64 using SWI mode iterator.
2636 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2637 x86_shift<mode>_adj_{1,2}.
2638 (ix86_split_ashr): Ditto.
2639 (ix86_split_lshr): Ditto.
2641 2010-04-09 Richard Guenther <rguenther@suse.de>
2643 * target.h (builtin_conversion): Pass in input and output types.
2644 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2645 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2646 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2647 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2649 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2651 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2653 2010-04-09 Richard Guenther <rguenther@suse.de>
2656 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2658 2010-04-09 Richard Guenther <rguenther@suse.de>
2660 * tree-vectorizer.h (struct _stmt_vec_info): Document
2661 that vectype is the type of the LHS.
2662 (supportable_widening_operation, supportable_narrowing_operation):
2663 Get both input and output vector types as arguments.
2664 (vect_is_simple_use_1): Declare.
2665 (get_same_sized_vectype): Likewise.
2666 * tree-vect-loop.c (vect_determine_vectorization_factor):
2667 Set STMT_VINFO_VECTYPE to the vector type of the def.
2668 (vectorizable_reduction): Adjust.
2669 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2670 Adjust. Specify the output vector type.
2671 (vect_pattern_recog_1): Adjust.
2672 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2673 (vectorizable_call): Adjust.
2674 (vectorizable_conversion): Likewise.
2675 (vectorizable_operation): Likewise.
2676 (vectorizable_type_demotion): Likewise.
2677 (vectorizable_type_promotion): Likewise.
2678 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2680 (vect_is_simple_use_1): New function.
2681 (supportable_widening_operation): Get both input and output
2683 (supportable_narrowing_operation): Likewise.
2684 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2686 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2688 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2689 __thiscall and _thiscall as predefined macros.
2690 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2691 thiscall attribute handling.
2692 (ix86_comp_type_attributes): Likewise.
2693 (ix86_function_regparm): Likewise.
2694 (ix86_return_pops_args): Likewise.
2695 (init_cumulative_args): Likewise.
2696 (find_drap_reg): Likewise.
2697 (ix86_static_chain): Likewise.
2698 (x86_this_parameter): Likewise.
2699 (x86_output_mi_thunk): Likewise.
2700 (ix86_attribute_table): Add description for thiscall attribute.
2701 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2702 * doc/extend.texi: Add documentation for thiscall.
2704 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2707 * c.opt (Wint-to-pointer-cast): Available in C++.
2708 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2710 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2712 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2713 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2714 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2715 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2716 function type instead. Reorder and simplify checks.
2718 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2720 2010-04-08 Jing Yu <jingyu@google.com>
2721 Zdenek Dvorak <ook@ucw.cz>
2723 PR tree-optimization/42720
2724 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2725 loop unswitch conditions here from ...
2726 (tree_unswitch_single_loop): ... here.
2728 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2730 * tree-if-conv.c: Fix comments and simplify logic.
2732 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2734 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2735 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2736 (main_tree_if_conversion): Update call to tree_if_conversion.
2738 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2741 * doc/invoke.texi (-b,-V): Delete.
2742 * doc/tm.texi: Do not mention -b.
2743 * gcc.c (display_help): Delete -b and -V.
2744 (process_command): Delete -b and -V.
2745 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2747 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2748 Wolfgang Gellerich <gellerich@de.ibm.com>
2750 Implement target hook for loop unrolling
2751 * target.h (loop_unroll_adjust): Add a new target hook function.
2752 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2753 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2754 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2755 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2756 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2758 (decide_unroll_stupid): Likewise.
2760 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2763 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2765 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2767 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2768 (Specific, *-*-solaris2*): Likewise.
2769 Don't prefer Sun as over GNU as.
2771 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2773 * config/s390/s390.c (override_options): Adjust the z10
2774 defaults for max-unroll-times, max-completely-peeled-insns
2775 and max-completely-peel-times.
2777 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2779 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2780 instructions for z10.
2781 (s390_expand_setmem): Likewise.
2782 (s390_expand_cmpmem): Likewise.
2784 2010-04-08 Richard Guenther <rguenther@suse.de>
2786 PR tree-optimization/43679
2787 * tree-ssa-pre.c (eliminate): Only propagate copies.
2789 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2792 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2793 set but not used variable warning.
2795 2010-04-08 Wei Guozhi <carrot@google.com>
2798 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2799 (arm_size_rtx_costs): Call the new function when optimized for size.
2801 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2804 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2805 op0 is not a MEM, just return NULL instead of assertion
2807 (discover_nonconstant_array_refs): Don't walk debug stmts.
2809 2010-04-08 Doug Kwan <dougkwan@google.com>
2811 * configure.ac: Recognize gold and do not use its version number
2812 to test ld features.
2813 * configure: Regenerate.
2815 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2818 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2819 (negate_value): Move code to push elements to broken_up_substracts ...
2820 (eliminate_plus_minus_pair): ... here. Push operands that have no
2821 negative pair to plus_negates.
2822 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2824 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2826 * doc/install.texi (Configuration): Move description of
2827 --enable-lto, --with-libelf*, --enable-gold from Java section to
2830 * doc/generic.texi (Working with declarations)
2831 (Function Properties, C and C++ Trees): Fix typos.
2832 * doc/sourcebuild.texi (Top Level): Likewise.
2834 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2837 * tree.h (DECL_READ_P): Define.
2838 (struct tree_decl_common): Add decl_read_flag.
2839 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2840 a set but not used warning.
2841 (merge_decls): Merge DECL_READ_P flag.
2842 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2843 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2844 * c-common.c (handle_used_attribute, handle_unused_attribute):
2846 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2848 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2850 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2851 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2852 c_parser_binary_expression, c_parser_cast_expression,
2853 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2854 Call default_function_array_read_conversion instead of
2855 default_function_array_conversion where needed.
2856 (c_parser_unary_expression, c_parser_conditional_expression,
2857 c_parser_postfix_expression_after_primary, c_parser_initelt):
2858 Likewise. Call mark_exp_read where needed.
2859 (c_parser_statement_after_labels, c_parser_asm_operands,
2860 c_parser_typeof_specifier, c_parser_sizeof_expression,
2861 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2863 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2865 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2866 (warn_unused_but_set_parameter): Default to warn_unused
2868 * doc/invoke.texi: Document -Wunused-but-set-variable and
2869 -Wunused-but-set-parameter.
2871 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2872 used count variable.
2873 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2874 when operandN variables aren't used in the body of the expander
2876 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2877 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2878 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2879 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2880 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2881 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2882 * tree.c (PROCESS_ARG): Likewise.
2884 2010-04-07 Simon Baldwin <simonb@google.com>
2886 * diagnostic.h (diagnostic_override_option_index): New macro to
2887 set a diagnostic's option_index.
2888 * c-tree.h (c_cpp_error): Add warning reason argument.
2889 * opts.c (_warning_as_error_callback): New.
2890 (register_warning_as_error_callback): Store callback for
2891 warnings enabled via enable_warning_as_error.
2892 (enable_warning_as_error): Call callback, minor code tidy.
2893 * opts.h (register_warning_as_error_callback): Declare.
2894 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2895 response to -Werror=.
2896 (c_common_init_options): Register warning_as_error_callback in opts.c.
2897 * common.opt: Add -Wno-cpp option.
2898 * c-common.c (struct reason_option_codes_t): Map cpp warning
2899 reason codes to gcc option indexes.
2900 * (c_option_controlling_cpp_error): New function, lookup the gcc
2901 option index for a cpp warning reason code.
2902 * (c_cpp_error): Add warning reason argument, call
2903 c_option_controlling_cpp_error for diagnostic_override_option_index.
2904 * doc/invoke.texi: Document -Wno-cpp.
2906 2010-04-07 Richard Guenther <rguenther@suse.de>
2908 * ipa-reference.c (mark_load): Use get_base_address.
2909 (mark_store): Likewise.
2911 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2912 inserting GIMPLE_NOPs into the IL.
2913 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2914 Explicitly strip handled components and indirect references.
2916 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2917 folding address expressions.
2918 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2919 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2920 operand_equal_p to compare decls.
2921 (ptr_deref_may_alias_decl_p): Likewise.
2922 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2923 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2924 Handle reversed comparison ops.
2925 * tree-sra.c (asm_visit_addr): Use get_base_address.
2926 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2927 * ipa-reference.c (mark_address): Use get_base_address.
2929 2010-04-07 Richard Guenther <rguenther@suse.de>
2931 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2932 Propagate constants everywhere.
2934 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2937 * tree.c (MAX_INT_CACHED_PREC): Define.
2938 (nonstandard_integer_type_cache): New array.
2939 (build_nonstandard_integer_type): Cache results for precision
2940 <= MAX_INT_CACHED_PREC.
2942 2010-04-07 Richard Guenther <rguenther@suse.de>
2944 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2945 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2946 * common.opt: Likewise.
2947 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2948 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2949 (nonoverlapping_memrefs_p): Likewise.
2950 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2951 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2952 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2953 OPT_fargument_noalias_global for backward compatibility.
2955 2010-04-07 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/43270
2958 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2959 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2960 * tree-ssa-pre.c (phi_translate_1): Adjust.
2961 (fully_constant_expression): Split out vn_reference handling to ...
2962 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2963 Fold reads from constant strings.
2964 (vn_reference_lookup): Handle fully constant references.
2965 (vn_reference_lookup_pieces): Likewise.
2966 * Makefile.in (expmed.o-warn): Add -Wno-error.
2968 2010-04-07 Martin Jambor <mjambor@suse.cz>
2970 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2972 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2975 * gcc.c: Add -static-libstdc++ to list of recognized options.
2977 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2979 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2981 2010-04-07 Richard Guenther <rguenther@suse.de>
2984 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2985 bases build simple mem attributes to retain points-to information.
2987 2010-04-07 Richard Guenther <rguenther@suse.de>
2990 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2991 preserve points-to related information.
2993 2010-04-07 Richard Guenther <rguenther@suse.de>
2996 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2997 discard plain indirect references.
2998 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2999 * tree.c (tree_nop_conversion): Likewise.
3001 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3004 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3006 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3008 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3009 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3011 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3013 * tree-if-conv.c: Fix indentation and comments.
3015 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3017 * tree-if-conv.c: Sort static functions in topological order.
3019 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3021 * tree-if-conv.c: Fix indentation and comments.
3023 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3026 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3027 lang_hooks.types.type_for_size instead of
3028 build_nonstandard_integer_type.
3029 When converting an unsigned type to signed, double its precision.
3030 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3031 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3032 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3035 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3038 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3039 POINTER_PLUS_EXPR for pointer types.
3041 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3044 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3045 * graphite-clast-to-gimple.c: Include langhooks.h.
3046 (max_signed_precision_type): New.
3047 (max_precision_type): Takes two types as arguments.
3048 (precision_for_value): New.
3049 (precision_for_interval): New.
3050 (gcc_type_for_interval): New.
3051 (gcc_type_for_value): New.
3052 (gcc_type_for_clast_term): New.
3053 (gcc_type_for_clast_red): New.
3054 (gcc_type_for_clast_bin): New.
3055 (gcc_type_for_clast_expr): Split up into several functions.
3056 (gcc_type_for_clast_eq): Rewritten.
3057 (compute_bounds_for_level): New.
3058 (compute_type_for_level_1): New.
3059 (compute_type_for_level): New.
3060 (gcc_type_for_cloog_iv): Removed.
3061 (gcc_type_for_iv_of_clast_loop): Rewritten.
3062 (graphite_create_new_loop): Compute the lower and upper bound types
3063 with gcc_type_for_clast_expr.
3064 (graphite_create_new_loop_guard): Same.
3065 (find_cloog_iv_in_expr): Removed.
3066 (compute_cloog_iv_types_1): Removed.
3067 (compute_cloog_iv_types): Removed.
3068 (gloog): Do not call compute_cloog_iv_types.
3069 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3071 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3072 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3073 (GBB_CLOOG_IV_TYPES): Removed.
3075 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3078 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3079 (detect_commutative_reduction): Same.
3081 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3083 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3084 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3086 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3087 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3088 (rewrite_commutative_reductions_out_of_ssa): Same.
3089 * passes.c (execute_function_todo): Call verify_ssa for every pass
3090 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3091 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3092 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3093 with an extra argument.
3094 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3095 verify_ssa only when the extra argument is true.
3096 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3097 with an extra argument.
3098 (tree_transform_and_unroll_loop): Same.
3100 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3102 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3103 for all the passes of the LNO having LOOP_CLOSED_SSA.
3104 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3105 * tree-loop-distribution.c (pass_loop_distribution): Same.
3106 * tree-pass.h (TODO_verify_loops): Removed.
3107 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3109 (pass_tree_unswitch): Same.
3110 (pass_predcom): Same.
3111 (pass_vectorize): Same.
3112 (pass_linear_transform): Same.
3113 (pass_graphite_transforms): Same.
3114 (pass_iv_canon): Same.
3115 (pass_complete_unroll): Same.
3116 (pass_complete_unrolli): Same.
3117 (pass_parallelize_loops): Same.
3118 (pass_loop_prefetch): Same.
3119 (pass_iv_optimize): Same.
3121 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3124 * passes.c (init_optimization_passes): Move pass_lim before
3125 pass_copy_prop and pass_dce_loop.
3127 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3130 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3131 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3132 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3133 MULTI_* defines for 4 argument vpermil2p* builtins.
3135 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3138 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3139 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3140 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3141 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3142 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3143 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3144 Use x86_maybe_negate_const_int to output insn mnemonic.
3145 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3146 check from instruction predicate. Update comments.
3147 * config/i386/sync.md (sync_add<mode>): Use
3148 x86_maybe_negate_const_int to output insn mnemonic.
3150 2010-04-06 Jan Hubicka <jh@suse.cz>
3152 PR tree-optimization/42906
3153 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3154 IGNORE_SELF argument. Set visited_control_parents for fully
3156 (find_obviously_necessary_stmts): Update call of
3157 mark_control_dependent_edges_necessary.
3158 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3160 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3162 * config/i386/i386.md: Remove comment about 'e' and 'E'
3165 2010-04-06 Richard Guenther <rguenther@suse.de>
3167 PR tree-optimization/43627
3168 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3169 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3172 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3174 * BASE-VER: Change to 4.6.0.
3177 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3180 2010-04-06 Richard Guenther <rguenther@suse.de>
3183 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3185 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3187 * doc/invoke.texi (Optimize Options): Document that LTO
3188 won't remove object access purely due to incompatible
3191 2010-04-04 Matthias Klose <doko@ubuntu.com>
3193 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3194 Initialize variable.
3196 2010-04-03 Richard Guenther <rguenther@suse.de>
3199 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3200 require a non-NULL MEM_OFFSET.
3202 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3204 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3205 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3206 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3207 config/alpha/predicates.md, config/arm/arm.md,
3208 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3209 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3210 config/darwin9.h, config/darwin.c, config/darwin.h,
3211 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3212 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3213 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3214 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3215 config/mips/mips.md, config/mn10300/mn10300.c,
3216 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3217 config/rs6000/aix.h, config/rs6000/dfp.md,
3218 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3219 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3220 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3221 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3222 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3223 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3224 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3225 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3226 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3227 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3228 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3229 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3230 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3231 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3232 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3233 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3234 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3235 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3236 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3237 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3238 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3239 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3240 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3241 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3242 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3243 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3244 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3245 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3246 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3247 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3248 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3249 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3250 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3251 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3252 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3253 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3255 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3258 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3259 * aclocal.m4: Regenerate.
3261 2010-04-02 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/43629
3264 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3265 if we have seen a constant value.
3267 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3269 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3271 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3274 * arm.c (legitimize_tls_address): Adjust call to
3275 gen_tls_load_dot_plus_four.
3276 (arm_note_pic_base): New function.
3277 (arm_cannot_copy_insn_p): Use it.
3278 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3281 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3286 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3288 * Makefile.in ($(out_object_file)): Depend on
3289 gt-$(basename $(notdir $(out_file))).h.
3291 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3293 * config.gcc (lm32-*-rtems*): Add t-lm32.
3295 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3297 * config.gcc: Add lm32-*-rtems*.
3298 * config/lm32/rtems.h: New file.
3300 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3303 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3305 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3307 * dwarf2out.c (output_compilation_unit_header): For
3308 -gdwarf-4 use version 4 instead of version 3.
3309 (output_line_info): For version 4 and above emit additional
3310 maximum ops per insn header field.
3311 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3313 * dwarf2out.c (is_c_family, is_java): Remove.
3314 (lower_bound_default): New function.
3315 (add_bound_info, gen_descr_array_type_die): Use it.
3317 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3320 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3321 re-declaration when it happens in a function.
3323 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3325 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3326 (cgraph_remove_function_insertion_hook): Same.
3327 (cgraph_call_function_insertion_hooks): Same.
3329 2010-04-01 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3333 and TREE_THIS_VOLATILE.
3334 (copy_ref_info): Likewise.
3335 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3336 * tree.c (build6_stat): Ignore side-effects of all but arg5
3337 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3340 2010-04-01 Richard Guenther <rguenther@suse.de>
3342 PR tree-optimization/43607
3343 * ipa-type-escape.c (check_call): Do not access non-existing
3346 2010-04-01 Richard Guenther <rguenther@suse.de>
3350 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3351 Jack Howarth <howarth@bromo.med.uc.edu>
3353 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3356 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3358 * doc/install.texi (Prerequisites): Document libelf usability on
3359 IRIX 5/6 and Solaris 2.
3360 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3361 Update GNU as, GNU ld requirements.
3362 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3363 Document Sun Studio compiler download.
3364 Update and simplify as, ld recommendations.
3365 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3367 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3369 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3370 with_tune_32 to pentium4.
3372 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3376 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3378 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3379 obsoletion, removal.
3381 Document GNU as requirement.
3382 Update configure requirements.
3383 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3384 Recomment IRIX 6.5.18+.
3385 Document IDF/IDL requirement.
3386 Document GNU as requirement.
3387 Document GNU ld bootstrap failure.
3388 Remove freeware.sgi.com reference.
3390 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3392 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3393 UNIX V4.0, V5.0 obsoletion, removal.
3394 Remove --with-gc=simple reference.
3395 Update VM requirements during bootstrap.
3396 Remove -oldas bootstrap description.
3397 Update binutils reference.
3398 Remove comparison failure note.
3400 2010-03-31 Richard Guenther <rguenther@suse.de>
3401 Zdenek Dvorak <ook@ucw.cz>
3402 Sebastian Pop <sebastian.pop@amd.com>
3405 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3406 with multiple arguments.
3407 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3409 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3411 * graphite-dependences.c (print_pddr): Call print_pdr with an
3413 * graphite-poly.c (debug_pdr): Add an extra argument for the
3416 (print_pbb_domain): Same.
3418 (print_scop_context): Same.
3420 (print_cloog): Same.
3421 (debug_pbb_domain): Same.
3425 (debug_scop_context): Same.
3427 (debug_cloog): Same.
3428 (print_scop_params): Same.
3429 (debug_scop_params): Same.
3430 (print_iteration_domain): Same.
3431 (print_iteration_domains): Same.
3432 (debug_iteration_domain): Same.
3433 (debug_iteration_domains): Same.
3434 (print_scattering_function): Same.
3435 (print_scattering_functions): Same.
3436 (debug_scattering_function): Same.
3437 (debug_scattering_functions): Same.
3438 * graphite-poly.h (debug_pdr): Update declaration.
3440 (print_pbb_domain): Same.
3442 (print_scop_context): Same.
3444 (print_cloog): Same.
3445 (debug_pbb_domain): Same.
3449 (debug_scop_context): Same.
3451 (debug_cloog): Same.
3452 (print_scop_params): Same.
3453 (debug_scop_params): Same.
3454 (print_iteration_domain): Same.
3455 (print_iteration_domains): Same.
3456 (debug_iteration_domain): Same.
3457 (debug_iteration_domains): Same.
3458 (print_scattering_function): Same.
3459 (print_scattering_functions): Same.
3460 (debug_scattering_function): Same.
3461 (debug_scattering_functions): Same.
3463 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3465 * graphite-poly.c (print_scattering_function_1): New.
3466 (print_scattering_function): Call it.
3467 (print_scop_params): Remove spaces at the end of lines.
3470 * graphite-poly.h (print_cloog): Declared.
3471 (debug_cloog): Declared.
3473 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3475 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3477 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3478 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3479 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3480 to switch between adding the IV bump in loop->latch or in loop->header.
3482 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3484 * graphite-poly.c (print_scattering_function): Pretty print following
3487 (print_pbb_domain): Same.
3488 (dump_gbb_cases): Same.
3489 (dump_gbb_conditions): Same.
3492 (print_scop_params): Same.
3493 (print_scop_context): Same.
3495 (print_pbb_body): New.
3496 (lst_indent_to): New.
3497 (print_lst): Start new lines with a #.
3498 * graphite-poly.h (pbb_bb): New.
3499 (pbb_index): Use pbb_bb.
3500 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3502 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3504 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3506 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3507 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3508 and 0 instead of 1 for dw_val_class_flag.
3509 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3510 dw_val_class_range_list, dw_val_class_loc_list,
3511 dw_val_class_lineptr and dw_val_class_macptr, use
3512 DW_FORM_flag_present for dw_val_class_flag and
3513 DW_FORM_exprloc for dw_val_class_loc.
3514 (output_die): For -gdwarf-4 print dw_val_class_loc
3515 size as uleb128 instead of 1 or 2 bytes and don't print
3516 anything for dw_val_class_flag.
3518 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3519 instead of cselib_lookup following by tweaking locs->setting_insn.
3522 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3523 even before returning from label, setjmp call or volatile asm
3526 2010-03-31 Richard Guenther <rguenther@suse.de>
3529 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3530 temporary data on stack.
3532 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3534 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3535 (PUSHSECTION_ASM_OP): Remove.
3536 (POPSECTION_ASM_OP): Remove.
3537 (PUSHSECTION_FORMAT): Remove.
3538 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3539 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3540 * config/sol2.c (solaris_output_init_fini): Use it.
3542 2010-03-31 Jie Zhang <jie@codesourcery.com>
3545 * opt-functions.awk (var_type_struct): Use signed char type
3546 for simple variables.
3548 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3550 * config/sol2.c: Include output.h.
3551 (solaris_assemble_visibility): New function.
3552 * config/t-sol2 (sol2.o): Add output.h dependency.
3553 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3554 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3557 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3560 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3561 V2SImode or XFmode on PRE_DEC.
3564 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3567 2010-03-31 Jie Zhang <jie@codesourcery.com>
3570 * reload.h (caller_save_initialized_p): Declare.
3571 * toplev.c (backend_init_target): Don't call
3572 init_caller_save but set caller_save_initialized_p to false.
3573 * caller-save.c (caller_save_initialized_p): Define.
3574 (init_caller_save): Check caller_save_initialized_p.
3575 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3577 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3580 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3581 and soft-fp/t-softfp to tmake_file.
3582 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3583 (LIBGCC2_TF_CEXT): Define.
3586 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3589 * cselib.c (n_useless_values): Document handling of debug locs.
3590 (n_useless_debug_values, n_debug_values): New variables.
3591 (new_elt_loc_list): Don't add to debug values, keep count.
3592 (promote_debug_loc): New.
3593 (cselib_reset_table): Zero new variables.
3594 (entry_and_rtx_equal_p): Promote debug locs.
3595 (discard_useless_locs): Increment n_useless_debug_values for
3597 (remove_useless_values): Adjust n_useless_values and n_debug_values
3598 with n_useless_debug_values.
3599 (add_mem_for_addr): Promote debug locs.
3600 (cselib_lookup_mem): Likewise.
3601 (cselib_lookup_addr): Renamed to...
3602 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3603 (cselib_log_lookup): ... this. Turn into...
3604 (cselib_lookup_addr): ... new wrapper.
3605 (cselib_lookup_from_insn): New.
3606 (cselib_invalidate_regno): Increment n_useless_debug_values for
3608 (cselib_invalidate_mem): Likewise.
3609 (cselib_process_insn): Take n_deleted and n_debug_values into
3610 account to guard remove_useless_value call.
3611 (cselib_finish): Zero n_useless_debug_values.
3612 * cselib.h (cselib_lookup_from_insn): Declare.
3613 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3614 (sched_analyze_2): Likewise.
3616 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3618 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3620 (adjust_mems): Replace narrowing SUBREG of expression containing
3621 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3622 with operations in the narrower mode.
3625 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3626 regs_invalidated_by_call instead all call_used_reg_set registers.
3628 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3631 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3632 pointer comparisons with types_compatible_p.
3633 * tree-vect-stmts.c (vectorizable_call): Same.
3634 (vectorizable_condition): Same.
3636 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3638 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3639 stack check if the mask would be zero.
3641 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3642 Jack Howarth <howarth@bromo.med.uc.edu>
3644 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3647 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3650 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3652 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3653 Include ___unordxf2 and ___unordtf2.
3654 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3657 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3659 * config/lm32/t-lm32: New file.
3660 * config.gcc: Use the above file when targetting lm32.
3662 2010-03-28 Duncan Sands <baldrick@free.fr>
3664 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3666 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3669 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3670 Improve vectorization cost model diagnostic.
3672 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3675 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3676 compute_data_dependences_for_loop returns false, early exit
3677 and output an extra diagnostic for the failed data reference
3680 2010-03-29 Richard Guenther <rguenther@suse.de>
3682 PR tree-optimization/43560
3683 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3684 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3686 2010-03-29 Jie Zhang <jie@codesourcery.com>
3689 * toplev.c (process_options): Set optimization_default_node
3690 and optimization_current_node.
3691 * opts.c (decode_options): Don't set optimization_default_node
3692 and optimization_current_node.
3694 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3696 * config/rtems.h: Abandon -qrtems_debug.
3698 2010-03-28 Jan Hubicka <jh@suse.cz>
3700 PR tree-optimization/43505
3701 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3702 map should not be copied.
3704 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3707 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3708 cdtors, set DECL_PRESERVE_P.
3709 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3712 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3714 PR tree-optimization/43528
3715 * stor-layout.c (place_field): Check that constant fits into
3716 unsigned HWI when skipping calculation of MS bitfield layout.
3718 2010-03-27 Jan Hubicka <jh@suse.cz>
3721 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3722 notice_global_symbol work.
3724 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3726 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3727 instead of dwarf2out_decl.
3728 (struct var_loc_node): Remove section_label field.
3729 (dwarf2out_function_decl): New function.
3730 (dwarf2out_var_location): Don't set section_label field.
3731 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3733 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3735 PR tree-optimization/43544
3736 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3737 First argument for builtin vectorized function hook is now a
3738 tree to be able to distinguish between machine specific and
3740 * targhooks.c (default_builtin_vectorized_function): Ditto.
3741 * targhooks.h (default_builtin_vectorized_function): Ditto.
3742 * target.h (struct gcc_target): Ditto.
3743 * tree-vect-stmts.c (vectorizable_function): Ditto.
3744 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3745 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3748 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3751 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3752 nested binding iff it is a FUNCTION_DECL.
3753 (store_parm_decls_newstyle): Pass nested=true to bind for
3754 FUNCTION_DECLs amongst parameters.
3756 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3758 * var-tracking.c (vt_expand_loc_callback): Don't run
3759 cselib_expand_value_rtx_cb in dummy mode if
3760 cselib_dummy_expand_value_rtx_cb returned false.
3762 * var-tracking.c (emit_note_insn_var_location): For one part
3763 notes with offset 0, don't add EXPR_LIST around the location.
3764 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3765 add_location_or_const_value_attribute): Adjust for that change.
3768 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3769 into first operand and location into second.
3770 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3771 dw_cfi_oprnd_loc for DW_CFA_expression.
3772 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3773 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3774 assume first argument is regnum and second argument is location.
3776 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3779 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3780 of scratch register to DImode. Split to DImode comparison operator.
3781 Use SImode subreg of scratch register in the multiplication.
3782 (*cmp_sadd_sidi): Ditto.
3783 (*cmp_ssub_si): Ditto.
3784 (*cmp_ssub_sidi): Ditto.
3786 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3790 Remove invalid assert and wrong comment.
3792 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3795 * flags.h (final_insns_dump_p): New extern.
3796 * final.c (final_insns_dump_p): New variable.
3797 (rest_of_clean_state): Set it before -fdump-final-insns=
3798 dumping, clear afterwards.
3799 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3800 MEM_ALIAS_SET on MEMs.
3802 2010-03-26 David S. Miller <davem@davemloft.net>
3804 * configure.ac: Fix sparc GOTDATA_OP bug check.
3805 * configure: Rebuild.
3807 2010-03-26 Alan Modra <amodra@gmail.com>
3809 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3811 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3813 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3814 TLS_SECTION_ASM_FLAG.
3816 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3819 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3820 Clear first_function_block_is_cold.
3823 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3824 argument if the argument is truth_value_p.
3826 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3828 * config/rs6000/constraints.md: Update copyright year for my changes.
3831 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3832 used in reg+reg addressing, swap registers.
3834 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3837 * target.h (struct gcc_target): Add code_end hook.
3838 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3840 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3841 * toplev.c (compile_file): Call targetm.asm_out.code_end
3842 hook before unwind info/debug info output.
3843 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3844 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3845 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3846 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3847 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3848 * config/i386/i386.c (ix86_file_end): Renamed to...
3849 (ix86_code_end): ... this. Make static. Don't call
3850 file_end_indicate_exec_stack. Emit unwind info using
3851 final_start_function/final_end_function.
3852 (darwin_x86_file_end): Remove.
3853 (TARGET_ASM_CODE_END): Define.
3854 * config/i386/i386.h (TARGET_ASM_FILE_END,
3855 NEED_INDICATE_EXEC_STACK): Don't define.
3856 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3857 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3858 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3859 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3862 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3863 at the beginning and final_end_function at the end.
3864 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3866 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3868 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3869 and Sun as TLS syntax.
3870 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3871 * configure: Regenerate.
3872 * config.in: Regenerate.
3873 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3874 (default_elf_asm_named_section): Use it.
3875 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3876 (i386_output_dwarf_dtprel): Likewise.
3877 (output_addr_const_extra): Likewise.
3878 (output_pic_addr_const): Lowercase @GOTTPOFF.
3879 (output_addr_const_extra): Likewise.
3880 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3881 (output_addr_const_extra): Likewise.
3882 (output_pic_addr_const): Lowercase @INDNTPOFF.
3883 (output_addr_const_extra): Likewise.
3884 (output_pic_addr_const): Lowercase @NTPOFF.
3885 (output_addr_const_extra): Likewise.
3886 (output_pic_addr_const): Lowercase @TPOFF.
3887 (output_addr_const_extra): Likewise.
3888 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3889 (*tls_global_dynamic_64): Likewise.
3890 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3891 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3893 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3894 (ASM_OUTPUT_TLS_COMMON): Use it.
3895 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3898 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3899 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3900 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3901 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3902 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3903 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3905 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3907 * config/i386/i386.c (override_options): Don't accept
3908 -mtls-dialect=sun any longer.
3909 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3910 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3911 (*tls_local_dynamic_base_32_sun): Likewise.
3912 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3914 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3917 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3918 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3921 * ira.c (adjust_cleared_regs): New function.
3922 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3926 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3928 * expr.c (expand_expr_real): Restore previous
3929 curr_insn_source_location and curr_insn_block after
3930 expand_expr_real_1 call.
3931 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3932 instead of expand_expr_real_1.
3934 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3936 PR rtl-optimization/43413
3937 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3940 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3943 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3944 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3946 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386.c (ix86_target_string): Add -mfma.
3949 Fix a typo in comment.
3951 2010-03-22 Mike Stump <mikestump@comcast.net>
3954 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3955 Don't overly align based upon packed packed fields.
3957 2010-03-22 Jason Merrill <jason@redhat.com>
3959 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3960 Use () rather than [], and move before the element type.
3962 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3964 * doc/configfiles.texi (Configuration Files): Removed
3965 fixinc/Makefile*, intl/Makefile.*.
3966 * doc/makefile.texi: Fixed markup. Abstract from version
3967 control system used.
3968 (Makefile): Removed obsolete gcc/java/parse.y example.
3969 * doc/sourcebuild.texi: Likewise.
3970 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3971 libgomp, libssp. Removed fastjar.
3972 (Miscellaneous Docs): Clarify location.
3973 Added COPYING3, COPYING3.LIB.
3974 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3976 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3979 * config/i386/i386.c (x86_function_profiler)
3980 [!NO_PROFILE_COUNTERS]: Fix typo.
3981 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3984 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3985 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3987 * doc/sourcebuild.texi (Test Directives): Split into six
3988 subsections, with most of the current text in new subsections
3989 Directives, Selectors, and Final Actions.
3990 (Directives): Split list of test directives into multiple
3992 (Selectors): Describe use and syntax of selectors.
3993 (Effective-Target Keywords): Describe all existing keywords.
3994 (Add Options): Describe features for dg-add-options.
3995 (Require Support): Describe variants of dg-require-support.
3996 (Final Actions): Describe commands to use in dg-final.
3998 2010-03-22 Michael Matz <matz@suse.de>
4001 * recog.c (validate_replace_rtx_group): Replace also in
4002 REG_EQUAL and REG_EQUIV notes.
4004 2010-03-22 Richard Guenther <rguenther@suse.de>
4006 PR tree-optimization/43390
4007 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4008 sure vector extracts are type correct.
4010 2010-03-22 Richard Guenther <rguenther@suse.de>
4013 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4014 x * sqrt (x) even when optimizing for size if the target
4015 has native support for sqrt.
4017 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4019 * varasm.c (make_decl_rtl_for_debug): Also clear
4020 flag_mudflap for the duration of make_decl_rtl call.
4023 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4024 locs from preserved VALUEs.
4026 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4029 * pa.md (movmemsi): Set align to one if zero.
4030 (movmemdi): Likewise.
4032 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4035 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4036 with their corresponding prologue pushes.
4038 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4041 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4042 at the begining or end.
4043 (spu_expand_epilogue): Likewise.
4045 2010-03-20 Richard Guenther <rguenther@suse.de>
4047 PR rtl-optimization/43438
4048 * combine.c (make_extraction): Properly zero-/sign-extend an
4049 extraction of the low part of a CONST_INT. Also handle
4052 2010-03-19 Mike Stump <mikestump@comcast.net>
4054 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4055 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4056 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4058 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4061 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4064 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4066 PR rtl-optimization/42258
4067 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4068 use that may match DEF.
4071 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4072 the cost of loading the constant rather than assuming
4074 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4075 outer code is AND, do the same tests as the andsi3 expander and
4076 return COSTS_N_INSNS (1) if and is cheap.
4078 * optabs.c (avoid_expensive_constant): Fix formatting.
4080 2010-03-19 Michael Matz <matz@suse.de>
4083 * attribs.c (decl_attributes): When rebuilding a function pointer
4084 type use the same qualifiers as the original pointer type.
4086 2010-03-19 Martin Jambor <mjambor@suse.cz>
4088 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4089 and is_gimple_ip_invariant_address.
4091 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4094 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4096 * config/arm/arm.c (arm_override_options): Turn off
4097 flag_dwarf2_cfi_asm for AAPCS variants.
4099 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4102 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4103 Use PRE_MODIFY instead of PRE_DEC.
4104 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4105 (vfp_emit_fstmd): Likewise.
4107 2010-03-19 Michael Matz <matz@suse.de>
4110 * builtins.c (expand_builtin_interclass_mathfn,
4111 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4114 2010-03-19 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/43415
4117 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4118 (phi_translate_1): ... this.
4119 (phi_translate): Move all caching here. Cache all NARY
4120 and REFERENCE translations.
4122 2010-03-19 David S. Miller <davem@davemloft.net>
4124 With help from Eric Botcazou.
4125 * config/sparc/sparc.c: Include dwarf2out.h.
4126 (emit_pic_helper): Delete.
4127 (pic_helper_symbol_name): Delete.
4128 (pic_helper_emitted_p): Delete.
4129 (pic_helper_needed): New.
4130 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4131 (get_pc_thunk_name): New.
4132 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4133 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4134 Set pic_helper_needed to true. Don't call emit_pic_helper.
4135 (sparc_expand_prologue): Update load_pic_register call.
4136 (sparc_output_mi_thunk): Likewise.
4137 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4138 thunk if possible. Output CFI information as needed.
4140 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4141 Jack Howarth <howarth@bromo.med.uc.edu>
4144 * config/i386/i386.h: Fix ABI on darwin x86-32.
4146 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4148 * tree.h: Declare make_decl_rtl_for_debug.
4149 * varasm.c (make_decl_rtl_for_debug): New.
4150 * dwarf2out.c (rtl_for_decl_location): Call it.
4151 * cfgexpand.c (expand_debug_expr): Call it.
4153 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4156 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4160 * var-tracking.c (vt_init_cfa_base): Do nothing if
4161 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4163 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4166 * var-tracking.c (canonicalize_vars_star): New.
4167 (dataflow_post_merge_adjust): Use it.
4169 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4172 * var-tracking.c (non_suitable_const): New function.
4173 (add_uses): For DEBUG_INSNs with constants, don't record any
4174 value, instead just the constant value itself.
4175 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4176 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4177 (emit_notes_in_bb): Likewise.
4178 (emit_note_insn_var_location): For onepart variables if
4179 cur_loc is a VOIDmode constant, use DECL_MODE.
4181 2010-03-18 Martin Jambor <mjambor@suse.cz>
4184 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4185 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4186 all non-clones. Moved call redirection...
4187 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4188 (cgraph_materialize_all_clones): Dispose of all
4189 combined_args_to_skip bitmaps.
4190 (verify_cgraph_node): Do not check for edges pointing to wrong
4191 nodes in inline clones.
4192 * tree-inline.c (copy_bb): Call
4193 cgraph_redirect_edge_call_stmt_to_callee.
4194 * ipa.c (cgraph_remove_unreachable_nodes): Call
4195 cgraph_node_remove_callees even when there are used clones.
4197 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4199 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4201 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4207 2010-03-18 Michael Matz <matz@suse.de>
4210 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4211 into sqrt(x) if we need to preserve signed zeros.
4213 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4214 Eric Botcazou <ebotcazou@adacore.com>
4216 PR rtl-optimization/43360
4217 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4218 note if we don't know its invariant status.
4220 2010-03-18 Michael Matz <matz@suse.de>
4222 PR tree-optimization/43402
4223 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4224 PHI chains of ssa names registered for update.
4226 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4229 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4230 non-offsettable and pre_modify update addressing.
4231 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4232 and "2" alternatives "#".
4233 (*movdd_softfloat32): Make all alternatives "#";
4234 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4235 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4236 (*movdf_softfloat32): Make all alternatives "#";
4237 (movdi): Use the new DIFD mode iterator to create a common splitter
4238 for movdi, movdf and movdd patterns.
4240 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4242 * common.opt (dumpdir): Remove redundant tab.
4244 2010-03-17 Martin Jambor <mjambor@suse.cz>
4246 PR tree-optimization/43347
4247 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4248 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4250 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4252 PR rtl-optimization/42216
4253 * regrename.c (create_new_chain): New function, broken out from...
4254 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4255 appending a use to an empty chain.
4256 (build_def_use): Remove previous changes that convert OP_INOUT to
4257 OP_OUT operands; instead detect the case where an OP_INOUT operand
4258 uses a previously untracked register and create an empty chain for it.
4260 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4262 * doc/extend.texi (Function Attributes): Rewrite unfinished
4263 sentence in ms_abi documentation.
4265 2010-03-17 Alan Modra <amodra@gmail.com>
4267 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4268 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4269 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4270 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4272 2010-03-16 Richard Henderson <rth@redhat.com>
4275 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4276 (lower_try_finally): Save and restore eh_seq around the expansion
4279 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4281 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4282 statements before splitting block.
4284 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4286 * doc/sourcebuild.texi (Testsuites): Fix markup.
4287 Use pathnames relative to gcc/testsuite.
4288 (Test Directives): Move description of how timeout is determined.
4289 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4290 (C Tests): Correct gcc.misc-tests directory.
4291 Framework tests now live in gcc.test-framework.
4293 2010-03-16 Richard Guenther <rguenther@suse.de>
4296 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4297 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4299 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4300 Alexandre Oliva <aoliva@redhat.com>
4302 PR tree-optimization/42917
4303 * lambda-code.c (remove_iv): Skip debug statements.
4304 (lambda_loopnest_to_gcc_loopnest): Likewise.
4305 (not_interesting_stmt): Debug statements are not interesting.
4307 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4311 * cselib.c (cselib_preserve_constants,
4312 cfa_base_preserved_val): New static variables.
4313 (preserve_only_constants): New function.
4314 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4315 clear its REG_VALUES. If cselib_preserve_constants, don't
4316 empty the whole hash table, but preserve there VALUEs with constants,
4317 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4318 (cselib_preserve_cfa_base_value): New function.
4319 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4320 (cselib_init): Change argument to int bitfield. Set
4321 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4323 (cselib_finish): Clear cselib_preserve_constants and
4324 cfa_base_preserved_val.
4325 * cselib.h (enum cselib_record_what): New enum.
4326 (cselib_init): Change argument to int.
4327 (cselib_preserve_cfa_base_value): New prototype.
4328 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4329 * dse.c (dse_step1): Likewise.
4330 * cfgcleanup.c (thread_jump): Likewise.
4331 * sched-deps.c (sched_analyze): Likewise.
4332 * gcse.c (local_cprop_pass): Likewise.
4333 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4334 If FN is non-NULL, call the callback always and whenever it returns
4335 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4336 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4337 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4338 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4339 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4340 * var-tracking.c: Include recog.h.
4341 (bb_stack_adjust_offset): Remove.
4342 (vt_stack_adjustments): Don't call it, instead just gather the
4343 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4344 (adjust_stack_reference): Remove.
4345 (compute_cfa_pointer): New function.
4346 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4347 (struct adjust_mem_data): New type.
4348 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4350 (get_address_mode): New function.
4351 (replace_expr_with_values): Use it.
4352 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4353 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4354 (adjust_sets): Remove.
4355 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4356 Use get_address_mode.
4357 (get_adjusted_src): Remove.
4358 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4359 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4360 (add_with_sets): Don't call adjust_sets.
4361 (fp_setter, vt_init_cfa_base): New functions.
4362 (vt_initialize): Change return type to bool. Move most of pool etc.
4363 initialization to the beginning of the function from end. Pass
4364 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4365 If !frame_pointer_needed, call vt_stack_adjustment before mos
4366 vector is filled, call vt_init_cfa_base if argp/framep has been
4367 eliminated to sp. If frame_pointer_needed and argp/framep has
4368 been eliminated to hard frame pointer, set
4369 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4370 encountering fp setter in the prologue. For MO_ADJUST, call
4371 log_op_type before pusing the op into mos vector, not afterwards.
4372 Call adjust_insn before cselib_process_insn/add_with_sets,
4373 call cancel_changes (0) afterwards.
4374 (variable_tracking_main_1): Adjust for vt_initialize calling
4375 vt_stack_adjustments and returning whether it succeeded or not.
4377 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4379 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4382 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4384 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4386 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4387 drap_reg has not been set.
4389 2010-03-15 Michael Matz <matz@suse.de>
4392 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4393 use it to expand block copies.
4394 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4395 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4396 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4398 2010-03-15 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/43367
4401 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4404 2010-03-15 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/43317
4407 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4409 2010-03-15 Martin Jambor <mjambor@suse.cz>
4411 PR tree-optimization/43141
4412 * tree-sra.c (create_abstract_origin): New function.
4413 (modify_function): Call create_abstract_origin.
4415 2010-03-15 Chris Demetriou <cgd@google.com>
4417 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4420 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4423 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4424 call insert_out_of_ssa_copy for default definitions.
4426 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4428 * graphite-clast-to-gimple.c (my_long_long): Defined.
4429 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4430 * graphite-sese-to-poly.c (my_long_long): Defined.
4431 (scop_ivs_can_be_represented): Use it.
4433 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4435 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4436 graphite-max-bbs-per-function, and loop-block-tile-size.
4437 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4439 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4441 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4443 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4444 forward declaration.
4445 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4446 (add_upper_bounds_from_estimated_nit): New.
4447 (build_loop_iteration_domains): Use it.
4449 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4451 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4453 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4456 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4457 should be an INTEGER_CST. Also handle CASE_CONVERT.
4459 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4461 * graphite.c (graphite_initialize): To bound the number of bbs per
4462 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4463 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4464 * doc/invoke.texi: Document it.
4466 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4468 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4469 * graphite-sese-to-poly.h (build_poly_scop): Same.
4471 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4473 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4474 the number of parameters in the scop. Use as an upper bound
4475 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4476 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4477 * doc/invoke.texi: Document it.
4479 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4481 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4482 * doc/c-tree.texi: Remove.
4483 * doc/generic.texi: Merge c-tree.texi here.
4484 * doc/gccint.texi (Trees): Remove menu entry.
4485 (c-tree.texi): Remove @include.
4486 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4487 * doc/languages.texi (Reading RTL): Ditto.
4489 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4492 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4494 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4497 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4498 code added to work around reload clobbering CONST insns.
4500 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4502 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4503 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4504 (cselib_preserve_only_values): Remove retain argument, don't
4505 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4506 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4507 * var-tracking.c (micro_operation): Move insn field before union.
4508 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4509 (struct variable_tracking_info_def): Remove n_mos field, change
4510 mos into a vector of micro_operations.
4511 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4512 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4513 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4514 changing into a vector.
4515 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4516 come before all other uops generated by add_stores.
4517 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4519 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4520 a vector. Run just one pass over the bbs instead of separate counting
4521 and computation phase.
4522 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4525 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4526 into *nonlocalized_list vector.
4527 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4528 even if origin is non-NULL.
4529 (gen_variable_die): Likewise.
4530 (process_scope_var): Don't change origin.
4531 (gen_decl_die): Likewise.
4532 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4533 before adding new edges instead of after it, fix moving over
4536 2010-03-11 David S. Miller <davem@davemloft.net>
4538 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4540 * configure: Rebuild.
4542 2010-03-11 Martin Jambor <mjambor@suse.cz>
4544 PR tree-optimization/43257
4545 * tree.c (assign_assembler_name_if_neeeded): New function.
4546 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4548 * tree.h (assign_assembler_name_if_neeeded): Declare.
4549 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4550 the function if needed.
4552 2010-03-11 Chris Demetriou <cgd@google.com>
4554 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4555 include/stdint-gcc.h, and include/stdint.h world-readable.
4557 2010-03-11 Richard Guenther <rguenther@suse.de>
4559 PR tree-optimization/43255
4560 * tree-vrp.c (process_assert_insertions_for): Do not insert
4561 asserts for trivial conditions.
4563 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4565 PR tree-optimization/43280
4566 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4567 generation. Move calculation of size out of the if branch.
4568 (find_bswap): Modify compare number generation.
4570 2010-03-11 Richard Guenther <rguenther@suse.de>
4573 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4574 (input_gimple_stmt): Fixup handled component types during
4575 operand read. Also fix up decls in ADDR_EXPRs.
4577 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4579 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4580 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4582 2010-03-10 Jan Hubicka <jh@suse.cz>
4585 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4586 * varasm.c (get_variable_section): Don't do that here...
4587 (make_decl_rtl): ... and here.
4588 (do_assemble_alias): Produce decl RTL.
4589 (assemble_alias): Likewise.
4591 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4594 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4595 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4597 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4598 (based_loc_descr): Only express drap or vdrap regno based expressions
4599 using DW_OP_fbreg when not optimizing.
4600 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4601 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4602 REG_CFA_SET_VDRAP note.
4604 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4606 PR tree-optimization/43236
4607 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4608 error in calculation of base address in reverse iteration case.
4609 (generate_builtin): Take number of latch executions if the statement
4612 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4615 * tree-eh.c: Include pointer-set.h.
4616 (lower_eh_dispatch): Filter out duplicate case labels and
4617 remove the unneeded edge when the label is unused. Return
4618 true when some edges are removed.
4619 (execute_lower_eh_dispatch): When any lowering resulted in
4620 removing an edge, also delete unreachable blocks.
4622 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4625 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4626 UNSPEC_MACHOPIC_OFFSET.
4628 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4631 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4632 (m68k_delegitimize_address): New function.
4634 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4637 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4640 * var-tracking.c (adjust_sets): New function.
4641 (count_with_sets, add_with_sets): Use it.
4642 (get_adjusted_src): New inline function.
4643 (add_stores): Use it.
4646 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4647 call cselib_dummy_expand_value_rtx_cb instead of
4648 cselib_expand_value_rtx_cb.
4651 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4652 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4653 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4654 and .cfi_endproc around the pic thunks.
4655 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4656 all queued unwind info register saves are saved before the call.
4657 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4658 considered as sp-=4 for unwind info and the pop as sp+=4 which
4659 also clobbers dest, but doesn't actually restore it.
4662 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4663 RTX_FRAME_RELATED_P.
4665 2010-03-09 Jie Zhang <jie@codesourcery.com>
4667 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4668 whitespaces in output template.
4670 2010-03-09 Jie Zhang <jie@codesourcery.com>
4672 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4675 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4677 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4678 builtins.exp in a separate job.
4680 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4682 * graphite-sese-to-poly.c (add_param_constraints): Use
4683 lower_bound_in_type and upper_bound_in_type.
4685 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4687 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4688 instead of unsigned_type_node.
4690 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4691 Reza Yazdani <reza.yazdani@amd.com>
4694 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4695 on pointer type parameters.
4697 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4701 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4702 handle conversions from pointer to integers.
4703 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4704 induction variable, to be able to work with code generated by CLooG.
4705 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4706 (build_poly_scop): Bail out if we cannot codegen a loop.
4708 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4710 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4711 code generation with gloog_error.
4713 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4715 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4716 Call fold_convert on all the returned values.
4717 (expand_scalar_variables_expr): Pass to
4718 expand_scalar_variables_ssa_name the type of the resulting expression.
4720 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4722 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4723 ppl_min_for_le_pointset.
4724 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4725 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4727 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4729 * graphite-dependences.c (map_into_dep_poly): Removed.
4730 (dependence_polyhedron_1): Use combine_context_id_scat.
4732 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4734 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4735 (struct poly_bb): Same.
4736 (combine_context_id_scat): New.
4738 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4741 * sese.c (name_defined_in_loop_p): Return false for default
4744 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4746 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4747 and clean up the logic.
4749 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4751 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4754 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4756 * var-tracking.c (remove_cselib_value_chains): Define only for
4758 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4759 delete_slot_part, emit_notes_for_differences_1): Don't call
4760 remove_cselib_value_chains here.
4761 (set_slot_part, emit_notes_for_differences_2): Don't call
4762 add_cselib_value_chains here.
4763 (preserved_values): New vector.
4764 (preserve_value): New function.
4765 (add_uses, add_stores, vt_add_function_parameters): Use it
4766 instead of cselib_preserve_value.
4767 (changed_values_stack): New vector.
4768 (check_changed_vars_0): New function.
4769 (check_changed_vars_1, check_changed_vars_2): Use it.
4770 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4771 changed_values_stack VALUEs.
4772 (vt_emit_notes): For all preserved_values call
4773 add_cselib_value_chains. If ENABLE_CHECKING call
4774 remove_cselib_value_chains before verifying value_chains is empty.
4775 Initialize and free changed_values_stack.
4776 (vt_initialize): Initialize preserved_values.
4777 (vt_finalize): Free preserved_values.
4779 2010-03-08 Richard Guenther <rguenther@suse.de>
4781 PR tree-optimization/43269
4782 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4785 2010-03-08 Martin Jambor <mjambor@suse.cz>
4787 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4788 (ipa_is_param_called): Removed.
4789 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4790 (ipa_print_node_params): Do not print the called flag.
4791 (ipa_write_node_info): Do not stream the called flag.
4792 (ipa_read_node_info): Likewise.
4794 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4797 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4798 * cselib.c (struct expand_value_data): Add dummy field.
4799 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4801 (cselib_dummy_expand_value_rtx_cb): New function.
4802 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4804 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4805 * var-tracking.c: Include pointer-set.h.
4806 (variable): Change n_var_parts to char from int. Add
4807 cur_loc_changed and in_changed_variables fields.
4808 (variable_canonicalize): Remove.
4809 (shared_var_p): New inline function.
4810 (unshare_variable): Maintain cur_loc_changed and
4811 in_changed_variables fields. If var was in changed_variables,
4812 replace it there with new_var. Just copy cur_loc instead of
4813 resetting it to something else.
4814 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4815 (dataflow_set_union): Don't call variable_canonicalize.
4816 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4817 of their DEBUG_EXPR_TREE_DECLs.
4818 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4819 and in_changed_variables and cur_loc_changed is false.
4820 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4821 and cur_loc_changed. Don't update cur_loc here.
4822 (variable_merge_over_src): Don't call variable_canonicalize.
4823 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4824 removing loc that is equal to cur_loc, clear cur_loc,
4825 set cur_loc_changed and ensure variable_was_changed is called.
4826 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4827 compare pointers in cur_loc check, if it is equal to loc,
4828 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4829 (variable_different_p): Remove compare_current_location argument,
4830 don't compare cur_loc.
4831 (dataflow_set_different_1): Adjust variable_different_p caller.
4832 (variable_was_changed): If dv had some var in changed_variables
4833 already, reset in_changed_variables flag for it and propagate
4834 cur_loc_changed over to the new variable. On empty var
4835 always set cur_loc_changed. Set in_changed_variables on whatever
4836 var is added to changed_variables.
4837 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4838 Use shared_var_p. When removing loc that is equal to cur_loc,
4839 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4840 end, don't set it to something else, just call variable_was_changed.
4841 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4842 loc being removed, clear cur_loc and set cur_loc_changed.
4843 Set cur_loc_changed if all locations have been removed.
4844 (struct expand_loc_callback_data): New type.
4845 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4846 allocated. Always create SUBREGs if simplify_subreg failed.
4847 Prefer to use cur_loc, when that fails and still in
4848 changed_variables (and seen first time) recompute it. Set
4849 cur_loc_changed of variables which had to change cur_loc and
4850 compute elcd->cur_loc_changed if any of the subexpressions used
4851 had to change cur_loc.
4852 (vt_expand_loc): Adjust to pass arguments in
4853 expand_loc_callback_data structure.
4854 (vt_expand_loc_dummy): New function.
4855 (emitted_notes): New variable.
4856 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4857 that weren't used for any other decl in current
4858 emit_notes_for_changes call call vt_expand_loc_dummy to update
4859 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4860 first loc_chain location if NULL before. Always use just
4861 cur_loc instead of first loc_chain location. When cur_loc_changed
4862 is false, when not --enable-checking=rtl just don't emit any note.
4863 When rtl checking, compute the note and assert it is the same
4864 as previous note. Clear cur_loc_changed and in_changed_variables
4865 at the end before removing from changed_variables.
4866 (check_changed_vars_3): New function.
4867 (emit_notes_for_changes): Traverse changed_vars to call
4868 check_changed_vars_3 on each changed var.
4869 (emit_notes_for_differences_1): Clear cur_loc_changed and
4870 in_changed_variables. Recompute cur_loc of new_var.
4871 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4872 (vt_emit_notes): Initialize and destroy emitted_notes.
4874 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4876 PR rtl-optimization/42220
4877 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4878 Use verify_reg_tracked to determine if we should use OP_OUT rather
4880 (build_def_use): If we see an in-out operand for a register that we
4881 know nothing about, treat is an output if possible, fail the block if
4884 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4887 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4890 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4893 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4894 uses of relevant DEFs that are dead outside the loop too.
4896 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4898 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4900 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4902 * var-tracking.c (values_to_unmark): New variable.
4903 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4904 values_to_unmark vector. Moved body to...
4905 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4906 instead queue it into values_to_unmark vector.
4907 (vt_find_locations): Free values_to_unmark vector.
4909 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4911 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4912 (site.exp): Export them when plugins are enabled.
4914 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4917 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4919 (chrec_fold_multiply): Same.
4921 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4924 * c-decl.c (build_compound_literal): Return early if init is
4927 2010-03-04 Martin Jambor <mjambor@suse.cz>
4929 PR tree-optimization/43164
4930 PR tree-optimization/43191
4931 * tree-sra.c (type_consists_of_records_p): Reject records with
4932 zero-size bit-fields at the end.
4934 2010-03-04 Mike Stump <mikestump@comcast.net>
4936 * Makefile.in (TAGS): Remove *.y.
4938 2010-03-04 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/40761
4941 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4943 (my_rev_post_order_compute): New function.
4944 (init_pre): Call it.
4946 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4949 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4950 decrease the cost of an IV candidate when the cost is infinite.
4952 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4954 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4955 Use '3DNow!' for the extension of that name, ensure normal space
4957 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4959 2010-03-03 Jeff Law <law@redhat.com>
4961 * PR middle-end/32693
4962 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4963 than gen_rtx_SUBREG.
4964 (extract_bit_field_1): Likewise.
4966 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4968 * doc/sourcebuild.texi (Test directives): Document that arguments
4969 include-opts and exclude-opts are now optional for dg-skip-if,
4970 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4972 2010-03-03 Jason Merrill <jason@redhat.com>
4975 * cgraph.h (varpool_node): Add extra_name field.
4976 * varpool.c (varpool_extra_name_alias): New.
4977 (varpool_assemble_decl): Emit extra name aliases.
4978 (varpool_mark_needed_node): Look past an extra name alias.
4979 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4980 * lto-streamer-in.c (lto_input_tree): Read it.
4981 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4983 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4985 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4986 (sparc*-*-solaris2*): ...this.
4988 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4991 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4992 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4993 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4994 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4997 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4998 fallthrough to default handling, just with want_address 0 instead of 2.
4999 For single element lists, add_AT_loc directly, otherwise create an
5000 artificial variable DIE and stick location list to it.
5003 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5004 (VAL_EXPR_HAS_REVERSE): Define.
5005 (reverse_op): New function.
5006 (add_stores): For reversible operations add an extra MO_VAL_USE.
5008 2010-03-02 Jason Merrill <jason@redhat.com>
5010 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5012 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5014 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5015 (sparc64-*-linux*): Likewise.
5016 (sparc64-*-solaris2*): Include assembler files before linker ones.
5017 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5018 * config/sparc/gas.h: Delete.
5019 * config/sparc/sol2-64.h: Add copyright notice.
5020 * config/sparc/sol2-gas-bi.h: Likewise.
5021 * config/sparc/sol2-gld.h: Likewise.
5022 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5023 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5024 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5025 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5026 (sparc_elf_asm_named_section): Rename into...
5027 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5029 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5031 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5033 2010-03-02 Jeff Law <law@redhat.com>
5036 * reload1.c (rtx_p, substitute_stack): Declare.
5037 (substitute): Record addresses of changed rtxs.
5038 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5039 Restore the original rtx when complete.
5040 (reload): Free subsitute_stack when complete.
5042 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5044 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5045 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5047 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5048 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5049 Torture Tests): Change from subsection to section.
5051 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5052 Steven Bosscher <steven@gcc.gnu.org>
5054 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5057 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5060 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5061 the assignment from the new induction variable to the assignment
5062 of the value from the original loop PHI function.
5064 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5065 Daniel Jacobowitz <dan@codesourcery.com>
5067 * doc/sourcebuild.texi (Test directives): Clarify options to
5070 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5072 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5073 Disable cfi directives unless GCC and gas agree on using read-only
5074 .eh_frame sections for 64-bit.
5075 * configure: Regenerate.
5077 2010-03-01 Richard Guenther <rguenther@suse.de>
5079 PR tree-optimization/43220
5080 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5081 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5083 2010-03-01 Richard Guenther <rguenther@suse.de>
5084 Martin Jambor <mjambor@suse.cz>
5087 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5088 gimplified parameters.
5090 2010-03-01 Christian Bruel <christian.bruel@st.com>
5092 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5094 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5096 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5098 2010-03-01 Richard Guenther <rguenther@suse.de>
5101 * expr.c (expand_assignment): Use the alias-oracle to tell
5102 if the rhs aliases the result decl.
5104 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5107 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5108 to sol_gt_pch_get_address.
5109 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5110 64-bit, SPARC and x86.
5111 (sol_gt_pch_get_address): New function.
5113 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5115 * toplev.h (inform_n, error_n): Declare.
5116 * diagnostic.c (inform_n, error_n): New function.
5118 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5120 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5121 has no rtl yet when processing local_decls, queue it and recheck
5122 if deferred stack allocation hasn't assigned it rtl.
5124 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5126 * config/sh/sh.c (unspec_bbr_uid): New.
5127 (gen_block_redirect): Use it instead of INSN_UID.
5128 (gen_far_branch): Likewise.
5130 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5132 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5133 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5135 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5137 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5138 (Warning Options): -Wno-conversion-null is valid for
5139 Objective-C++ as well.
5140 * doc/tm.texi (Named Address Spaces): Likewise.
5141 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5142 * doc/tree-ssa.texi (Tree SSA): Likewise.
5144 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5147 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5148 by default. Don't set the default arch for
5149 i[34567]86-*-darwin*|x86_64-*-darwin*.
5151 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5154 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5155 default. Set the default 32bit/64bit archs with $with_arch
5156 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5158 2010-02-27 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/43186
5161 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5162 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5163 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5164 unroller iterations.
5166 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5168 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5169 required and i[34567]86-*-* targets don't support 64bit ISA.
5171 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5174 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5177 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5179 * config.gcc: Set the default arch at least to Prescott for
5180 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5181 if SSE math is enabled.
5183 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5185 * diagnostic.c (diagnostic_initialize): Update.
5186 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5188 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5189 (diagnostic_inhibit_notes): New.
5190 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5192 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5195 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5196 * doc/standards.texi: Likewise.
5197 * doc/extend.texi: Likewise.
5198 * doc/trouble.texi: Likewise.
5199 * doc/cppopts.texi: Likewise.
5200 * doc/install.texi: Likewise.
5201 * c.opt (std=c90,std=gnu90): New options.
5202 * c-opts.c (c_common_handle_option): Handle them.
5204 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5207 * c-decl.c (undeclared_variable): Use an informative note.
5209 2010-02-26 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/43186
5212 * gimple.h (gimple_fold): Remove.
5213 * gimple.c (gimple_fold): Remove. Inline into single user ...
5214 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5215 Try harder for conditions.
5217 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5220 * function.c (used_types_insert): Don't skip through named pointer
5221 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5222 and it is different from the main variant's type.
5224 2010-02-26 Nick Clifton <nickc@redhat.com>
5226 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5228 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5230 * config.gcc: Support --with-fpmath=sse for x86.
5232 * config/i386/ssemath.h: New.
5234 * doc/install.texi (--with-fpmath=sse): Documented.
5236 2010-02-26 Richard Guenther <rguenther@suse.de>
5238 PR tree-optimization/43188
5239 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5240 vector types of over-aligned element type.
5242 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5245 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5246 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5248 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5250 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5252 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5254 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5255 * var-tracking.c: Include diagnostic.h.
5256 (debug_dv): New function.
5257 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5260 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5261 (add_value_chain, add_value_chains, remove_value_chain,
5262 remove_value_chains): Handle DEBUG_EXPRs.
5263 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5266 * regcprop.c (struct queued_debug_insn_change): New type.
5267 (struct value_data_entry): Add debug_insn_changes field.
5268 (struct value_data): Add n_debug_insn_changes field.
5269 (debug_insn_changes_pool): New variable.
5270 (free_debug_insn_changes, apply_debug_insn_changes,
5271 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5272 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5273 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5275 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5277 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5278 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5279 changes, call cprop_find_used_regs via note_stores.
5280 (copyprop_hardreg_forward): When copying vd from predecessor
5281 which has any queued DEBUG_INSN changes, make sure the pointers are
5282 cleared. At the end call df_analyze and then if there are any
5283 DEBUG_INSN changes queued at the end of some basic block for still
5284 live registers, apply them.
5285 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5287 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5289 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5292 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5294 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5295 targets. Set the default with_cpu/with_arch from arch/cpu.
5296 Allow x86-64 and native for with_cpu/with_arch.
5298 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5300 * ebitmap.c: Change calls to verify_popcount with calls to
5301 sbitmap_verify_popcount.
5302 (ebitmap_clear_bit): Fixed map->cacheindex test and
5303 map>cache update when bit clearing results in an empty
5306 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5309 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5310 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5311 and support both V2DF and V2DI modes.
5312 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5313 support both V2DF and V2DI modes.
5314 (general): Delete trailing whitespace from a few patterns.
5316 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5317 V2DF/V2DI interleave high/low builtins.
5319 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5322 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5323 interleave high/low functions.
5325 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5327 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5328 #pragma extern_prefix.
5330 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5333 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5334 BLKmode, assert op0 is a MEM and just adjust its mode.
5337 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5338 if bitpos isn't multiple of mode's bitsize.
5340 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5342 * c.opt (-ftemplate-depth=): New.
5343 (-ftemplate-depth-): Deprecate.
5344 * optc-gen.awk: Handle -ftemplate-depth=.
5345 * opth-gen.awk: Likewise.
5346 * c-opts.c (c_common_handle_option): Likewise.
5347 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5349 2010-02-24 Jason Merrill <jason@redhat.com>
5351 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5353 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5355 * cfg.c (alloc_aux_for_block): Remove inline.
5356 (alloc_aux_for_edge): Likewise.
5358 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5360 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5362 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5364 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5365 * config/i386/sol2-gas.h: New file.
5366 * config.gcc (i[34567]86-*-solaris2*): Use it.
5368 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5371 * c-typeck.c (ep_convert_and_check): New.
5372 (build_conditional_expr): Use it.
5373 (build_binary_op): Likewise.
5375 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5377 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5380 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5381 bounds even for -O+.
5382 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5383 expr needs to have DECL_NAME set.
5385 2010-02-24 Nick Clifton <nickc@redhat.com>
5387 * config/mep/mep.c: Include gimple.h.
5388 (mep_function_uses_sp): Delete unused function.
5389 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5390 parameters. Use unsigned integers to count args. Return a
5391 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5393 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5396 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5397 greater or equal to nelt instead of 2 * nelt.
5398 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5401 2010-02-23 Jason Merrill <jason@redhat.com>
5404 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5405 in cfun->local_decls even if they have register types.
5408 * stor-layout.c (place_field): Don't warn about unnecessary
5409 DECL_PACKED if the type is packed.
5411 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5414 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5415 GOTOFF relocs, even when the base reg isn't pic pointer.
5417 2010-02-23 Michael Matz <matz@suse.de>
5420 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5421 (expand_gimple_basic_block): Generate and use debug temps if there
5422 are debug uses left after the last real use of TERed ssa names.
5423 Unlink debug immediate uses when they are expanded.
5425 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5428 * config/i386/i386.c (override_options): Reorganise to provide
5429 better error messages.
5431 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5434 * graphite-scop-detection.c (create_single_exit_edge): Move
5435 the call to find_single_exit_edge to....
5436 (create_sese_edges): ...here. Don't handle multiple edges
5437 exiting the function.
5438 (build_graphite_scops): Don't handle multiple edges
5439 exiting the function.
5441 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5444 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5445 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5447 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5450 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5452 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5455 * c-typeck.c (convert_arguments): Print declaration location.
5456 * c-common.c (validate_nargs): Rename as
5457 builtin_function_validate_nargs.
5458 (check_builtin_function_arguments): Update.
5460 2010-02-22 Richard Guenther <rguenther@suse.de>
5463 * tree-inline.c (declare_return_variable): Use the type of
5464 the call stmt lhs if available.
5466 2010-02-22 Duncan Sands <baldrick@free.fr>
5468 * passes.c (register_pass): Always consider all pass lists when
5469 ref_pass_instance_number is zero.
5471 2010-02-22 Richard Guenther <rguenther@suse.de>
5473 PR tree-optimization/42749
5474 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5475 parameter. Do arithmetic in the original type.
5476 (update_accumulator_with_ops): Likewise.
5477 (adjust_accumulator_values): Adjust.
5479 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5481 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5482 (QI to BLKmode splitter): New splitter.
5484 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5486 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5487 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5489 2010-02-22 Richard Guenther <rguenther@suse.de>
5491 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5493 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5495 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5496 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5497 ($(T)crti.o, $(T)crtn.o): Remove rules.
5499 2010-02-21 Tobias Burnus <burnus@net-b.de>
5502 * doc/invoke.texi (-fassociative-math): Document that this
5503 option is automatically enabled for Fortran.
5505 2010-02-20 David S. Miller <davem@davemloft.net>
5507 * configure.ac: Test if linker and assembler properly support
5508 GOTDATA_OP relocations.
5509 * configure: Rebuild.
5510 * config.in: Likewise.
5511 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5512 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5513 (movsi_high_pic): Likewise.
5514 (movdi_lo_sum_pic): Likewise.
5515 (movdi_high_pic): Likewise.
5516 (movsi_pic_gotdata_op): New pattern.
5517 (movdi_pic_gotdata_op): Likewise.
5518 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5519 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5521 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5524 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5525 attribute to ssemul.
5526 (xop_mulv2div2di3_high): Ditto.
5528 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5531 * c.opt (Wconversion-null): New option.
5532 * doc/invoke.texi (Wconversion-null): Document.
5534 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5536 * common.opt (Wlarger-than-): Add Undocumented.
5538 2010-02-19 Mike Stump <mikestump@comcast.net>
5540 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5542 2010-02-19 Jason Merrill <jason@redhat.com>
5545 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5546 * configure: Likewise.
5548 2010-02-20 Alan Modra <amodra@gmail.com>
5551 * cgraph.h (cgraph_make_decl_local): Declare.
5552 * cgraph.c (cgraph_make_decl_local): New function.
5553 (cgraph_make_node_local): Use it.
5554 * cgraphunit.c (cgraph_function_versioning): Likewise.
5555 * ipa.c (function_and_variable_visibility): Likewise.
5557 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5560 * except.c (sjlj_emit_function_enter): Don't call
5561 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5563 * rtl.h (add_reg_br_prob_note): Remove prototype.
5565 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5568 * c-common.c (conversion_warning): Remove widening conversions
5569 before checking the conversion of integers to reals.
5571 2010-02-19 Mike Stump <mikestump@comcast.net>
5574 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5577 * cgraphunit.c (process_function_and_variable_attributes): Check
5578 DECL_PRESERVE_P instead of looking up attribute "used".
5579 * ipa-pure-const.c (check_decl): Likewise.
5580 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5581 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5582 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5583 instead of attribute "used".
5584 * config/sol2-c.c (solaris_pragma_init): Likewise.
5585 (solaris_pragma_fini): Likewise.
5587 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5589 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5590 Use XCNEW instead of xcalloc.
5591 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5592 XNEW instead of xmalloc.
5593 (get_fields): Use XNEWVEC instead of xmalloc.
5596 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5597 populate vars array.
5598 (create_new_general_access): For debug stmts just reset value.
5599 (get_stmt_accesses): For accesses within debug stmts just record them
5600 using add_access_to_acc_sites instead of preventing the peeling or
5601 counting them as accesses.
5604 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5606 2010-02-19 Richard Guenther <rguenther@suse.de>
5608 PR tree-optimization/42916
5609 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5612 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5614 * configure.ac: Replace all uses of changequote in macro arguments
5615 with proper quoting.
5617 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5620 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5622 2010-02-19 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/42944
5625 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5626 test for aliasing with errno.
5628 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5631 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5632 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5633 * dojump.c: Include output.h.
5634 (inv): New inline function.
5635 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5636 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5637 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5638 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5639 argument, pass it down to other calls.
5640 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5641 add REG_BR_PROB note to the conditional jump.
5642 * cfgexpand.c (add_reg_br_prob_note): Removed.
5643 (expand_gimple_cond): Don't call it, add the probability
5644 as last argument to jumpif_1/jumpifnot_1.
5645 * Makefile.in (dojump.o): Depend on output.h.
5646 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5648 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5649 * stmt.c (do_jump_if_equal): Likewise.
5650 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5651 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5652 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5654 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5655 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5656 jumpifnot_1 callers.
5657 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5659 (store_expr): Adjust jumpifnot caller.
5660 (store_constructor): Adjust jumpif caller.
5663 * gimplify.c (gimple_boolify): For __builtin_expect call
5664 gimple_boolify also on its first argument.
5666 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5668 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5670 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5671 * configure: Regenerated.
5673 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5675 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5676 lang_hooks.types_compatible_p instead of comptypes.
5678 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5680 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5681 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5682 if __prefer_thumb__ is defined.
5684 2010-02-18 Martin Jambor <mjambor@suse.cz>
5686 PR tree-optimization/43066
5687 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5688 array with zero-sized element type.
5690 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5692 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5693 rtx, allocate struct var_loc_node here and return it to the
5694 caller, and only if it is actually needed.
5695 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5696 move it earlier and return immediately if it returns NULL.
5698 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5700 * config/sparc/gas.h: New file. Restore
5701 TARGET_ASM_NAMED_SECTION to its ELF default.
5702 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5704 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5705 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5706 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5707 after sparc/sysv4.h.
5709 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5711 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5713 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5715 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5716 patterns from predicated pattern.
5718 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5721 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5722 for insn mnemonic suffix.
5724 2010-02-17 Richard Guenther <rguenther@suse.de>
5726 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5729 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5732 * caller-save.c (save_call_clobbered_regs): If BB ends with
5733 a DEBUG_INSN, move any notes in between last real insn and the last
5734 DEBUG_INSN after the last DEBUG_INSN.
5736 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5738 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5739 Fix return type. Fix argument type. Explain meaning of return value.
5741 2010-02-16 Richard Guenther <rguenther@suse.de>
5743 PR tree-optimization/41043
5744 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5745 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5747 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5749 2010-02-16 Ira Rosen <irar@il.ibm.com>
5751 PR tree-optimization/43074
5752 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5753 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5754 vectorizable cycles in hybrid SLP check.
5755 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5757 2010-02-16 Richard Guenther <rguenther@suse.de>
5759 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5760 (true_dependence): If memrefs_conflict_p computes must-alias
5761 trust it. Move TBAA check after offset-based disambiguation.
5762 (canon_true_dependence): Likewise.
5764 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5766 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5767 * doc/invoke.texi: Document it.
5768 * var-tracking.c: Include toplev.h and params.h.
5769 (vt_find_locations): Return bool indicating success. Compute
5770 hash sizes unconditionally. Check new parameter, report.
5771 (variable_tracking_main_1): Check vt_find_locations results and
5772 retry. Renamed from...
5773 (variable_tracking_main): ... this. New wrapper to preserve
5774 flag_var_tracking_assignments.
5775 * Makefile.in (var-tracking.o): Adjust dependencies.
5777 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5778 Jakub Jelinek <jakub@redhat.com>
5781 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5782 if weak_import attribute is present.
5783 * config/darwin.c (machopic_select_section): Likewise.
5785 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5787 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5788 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5789 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5790 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5792 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5798 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5799 Rewrite text to refer to the names.
5801 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5803 * config/i386/i386-builtin-types.def
5804 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5805 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5806 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5807 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5808 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5809 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5810 IX86_BUILTIN_VPERMIL2PS256.
5811 (MULTI_ARG_4_DF2_DI_I): Defined.
5812 (MULTI_ARG_4_DF2_DI_I1): Defined.
5813 (MULTI_ARG_4_SF2_SI_I): Defined.
5814 (MULTI_ARG_4_SF2_SI_I1): Defined.
5815 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5816 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5817 __builtin_ia32_vpermil2ps256.
5818 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5819 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5820 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5821 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5822 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5823 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5824 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5825 CODE_FOR_xop_vpermil2v8sf3.
5826 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5827 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5828 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5829 (_mm256_permute2_pd): New.
5830 (_mm_permute2_ps): New.
5831 (_mm256_permute2_ps): New.
5833 2010-02-15 Nick Clifton <nickc@redhat.com>
5835 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5836 boolean parameters. Use emit_jump_insn when emitting a pop
5837 instruction containing a return insn.
5838 (push): Use 'true' rather than '1' as second parameter to F.
5839 (h8300_expand_prologue): Likewise.
5840 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5841 (h8300_expand_epilogue): Likewise.
5843 2010-02-15 Richard Guenther <rguenther@suse.de>
5846 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5849 2010-02-15 Nick Clifton <nickc@redhat.com>
5851 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5854 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5856 * intl.c (fake_ngettext): New function.
5857 * intl.h (fake_ngettext): Declare.
5858 (ngettext): Define macro.
5859 * collect2.c (notice_translated): New function.
5860 (main): Use notice_translated and ngettext.
5861 * collect2.h (notice_translated): Declare.
5863 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5865 * reorg.c (delete_computation): Comment fixes.
5866 * caller-save.c (setup_save_areas): Idem.
5867 * sel-sched-dump.c (dump_lv_set): Idem.
5870 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5872 * config/s390/s390.c (s390_sched_init): New function.
5873 (TARGET_SCHED_INIT): Target hook defined.
5875 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5876 Jack Howarth <howarth@bromo.med.uc.edu>
5877 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5880 Partial revert of unintended change in fix for PR41605.
5881 * config/darwin.h: Fix typo.
5882 * config/darwin9.h: Same.
5884 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5886 * c-pch.c (pch_init): Clear v.
5888 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5891 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5892 graphite_can_represent_init for MULT_EXPR.
5894 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5898 * graphite-sese-to-poly.c (remove_phi): New.
5899 (translate_scalar_reduction_to_array): Call remove_phi.
5901 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5904 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5905 * graphite-clast-to-gimple.h (gloog): Update declaration.
5906 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5907 * graphite-poly.h (struct poly_bb): Add missing comments.
5908 (struct scop): Add poly_scop_p field.
5910 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5911 * graphite.c (graphite_transform_loops): Build the polyhedral
5912 representation for each scop before code generation.
5913 * sese.c (rename_variables_in_operand): Removed.
5914 (rename_variables_in_expr): Return the renamed expression.
5915 (rename_sese_parameters): New.
5916 * sese.h (rename_sese_parameters): Declared.
5918 2010-02-11 Richard Guenther <rguenther@suse.de>
5920 PR tree-optimization/42998
5921 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5922 POINTER_PLUS_EXPR properly.
5924 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5925 Changpeng Fang <changpeng.fang@amd.com>
5928 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5929 the cost of an IV candidate when the IV is used in a test against zero.
5931 * gcc.dg/tree-ssa/ivopts-3.c: New.
5933 2010-02-11 Richard Guenther <rguenther@suse.de>
5936 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5937 pointer-vs-decl case by swapping refs. Handle some cases
5938 of pointer-vs-decl disambiguations more conservatively.
5939 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5940 to false after expanding.
5942 2010-02-11 Richard Guenther <rguenther@suse.de>
5945 * gcc.c (process_command): Handle LTO file@offset case more
5948 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5950 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5951 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5953 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5955 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5956 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5957 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5958 Optimize eq/ne comparisons when both arguments are known to be
5960 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5961 Don't mask operands unnecessarily if they are known to be already
5964 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5966 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5969 2010-02-10 Richard Guenther <rguenther@suse.de>
5971 PR tree-optimization/43017
5972 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5973 for wrapping signed arithmetic.
5975 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5978 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5979 if no debug info should be emitted for it.
5981 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5983 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5984 note when flag_exceptions is set.
5986 2010-02-10 Duncan Sands <baldrick@free.fr>
5988 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5990 2010-02-10 Richard Guenther <rguenther@suse.de>
5993 * tree.c (get_unwidened): Handle constants.
5994 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5996 2010-02-10 Martin Jambor <mjambor@suse.cz>
5999 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6000 check for variable argument counts independently.
6002 2010-02-10 Christian Bruel <christian.bruel@st.com>
6005 * config/sh/sh.c (find_barrier): Increase length for non delayed
6006 conditional branches.
6008 2010-02-10 Christian Bruel <christian.bruel@st.com>
6010 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6012 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6014 * builtins.c (set_builtin_user_assembler_name): Also handle
6015 ffs if int is smaller than word.
6017 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6020 * ira-conflicts.c (get_dup): Remove.
6021 (process_reg_shuffles): Add new parameter. Use it as an
6022 additional guard for copy generation.
6023 (add_insn_allocno_copies): Rewrite.
6025 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6027 * common.opt (fsched2-use-traces): Preserved for backward
6029 * doc/invoke.texi: Remove the documentation about option
6030 -fsched2-use-traces.
6031 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6032 flag_sched2_use_traces.
6033 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6034 the backward compatibility flag section.
6036 2010-02-09 Richard Guenther <rguenther@suse.de>
6038 PR tree-optimization/43008
6039 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6040 make HEAP variables initialized from global memory if they
6041 are not known builtin functions.
6042 (find_func_aliases): Adjust.
6044 2010-02-09 Richard Guenther <rguenther@suse.de>
6046 PR tree-optimization/43000
6047 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6048 arithmetic manually.
6050 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6052 PR tree-optimization/42931
6053 * tree-loop-linear.c (try_interchange_loops): Don't call
6054 double_int_mul if estimated_loop_iterations failed.
6056 2010-02-08 Martin Jambor <mjambor@suse.cz>
6059 * tree-sra.c (build_accesses_from_assign): Do not mark in
6060 should_scalarize_away_bitmap if stmt has volatile ops.
6061 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6064 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6066 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6068 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6070 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6073 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6076 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6078 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6081 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6082 to unknown_dependence.
6083 (graphite_legal_transform_dr): Handle the unknown_dependence.
6084 (graphite_carried_dependence_level_k): Same.
6086 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6088 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6090 2010-02-07 Richard Guenther <rguenther@suse.de>
6093 * expr.c (get_inner_reference): Always initialize *pbitsize.
6095 2010-02-07 Richard Guenther <rguenther@suse.de>
6098 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6099 new ARRAY_REFs on variable size element or minimal index arrays.
6101 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6102 gimple_fold_indirect_ref.
6104 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6107 * arm.c (arm_override_options): Just return if the user has specified
6108 an invalid fpu name.
6110 2010-02-03 Jason Merrill <jason@redhat.com>
6113 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6114 i386_pe_maybe_record_exported_symbol.
6116 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6119 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6120 (pa_delegitimize_address): New function.
6122 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6124 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6125 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6127 2010-02-05 Richard Guenther <rguenther@suse.de>
6130 * lto-streamer-in.c (get_resolution): Deal with references
6131 to undefined functions.
6133 2010-02-05 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6136 (fold_const_aggregate_ref): Likewise.
6137 (ccp_fold_stmt): Substitute loads.
6138 (maybe_fold_reference): Verify types before substituting.
6140 (fold_gimple_assign): Unshare properly.
6141 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6143 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6145 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6146 for rs6000_gen_cell_microcode.
6148 2010-02-04 Richard Guenther <rguenther@suse.de>
6150 PR rtl-optimization/42952
6151 * dse.c (const_or_frame_p): Remove MEM handling.
6153 2010-02-04 Nick Clifton <nickc@redhat.com>
6155 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6156 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6157 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6158 (mn10300_asm_output_mi_thunk): New function.
6159 (mn10300_can_output_mu_thunk): New function.
6160 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6161 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6162 (FUNCTION_ARG): Delete incorrect comment.
6164 2010-02-03 Jason Merrill <jason@redhat.com>
6167 * fold-const.c (operand_equal_p): Handle erroneous types.
6169 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6171 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6173 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6175 PR rtl-optimization/42941
6176 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6179 2010-02-03 Jason Merrill <jason@redhat.com>
6182 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6184 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6187 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6188 (cselib_reset_table): Renamed from...
6189 (cselib_reset_table_with_next_value): ... this.
6190 (cselib_get_next_uid): Renamed from...
6191 (cselib_get_next_unknown_value): ... this.
6192 * cselib.c (next_uid): Renamed from...
6193 (next_unknown_value): ... this.
6194 (cselib_clear_table): Adjust.
6195 (cselib_reset_table): Adjust. Renamed from...
6196 (cselib_reset_table_with_next_value): ... this.
6197 (cselib_get_next_uid): Adjust. Renamed from...
6198 (cselib_get_next_unknown_value): ... this.
6199 (get_value_hash): Use hash.
6200 (cselib_hash_rtx): Likewise.
6201 (new_cselib_val): Adjust. Set and dump uid.
6202 (cselib_lookup_mem): Pass next_uid as hash.
6203 (cselib_subst_to_values): Likewise.
6204 (cselib_log_lookup): Dump uid.
6205 (cselib_lookup): Pass next_uid as hash. Adjust.
6206 (cselib_process_insn): Adjust.
6207 (cselib_init): Initialize next_uid.
6208 (cselib_finish): Adjust.
6209 (dump_cselib_table): Likewise.
6210 * dse.c (canon_address): Dump value uid.
6211 * print-rtl.c (print_rtx): Print value uid.
6212 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6214 (dv_uid): New function, sort of renamed from...
6215 (dv_htab_hash): ... this, reimplemented in terms of it and...
6216 (dv_uid2hash): ... this. New.
6217 (variable_htab_eq): Drop excess assertions.
6218 (tie_break_pointers): Removed.
6219 (canon_value_cmp): Compare uids.
6220 (variable_post_merge_New_vals): Print uids.
6221 (vt_add_function_parameters): Adjust.
6222 (vt_initialize): Reset table. Adjust.
6224 2010-02-03 Richard Guenther <rguenther@suse.de>
6226 PR tree-optimization/42944
6227 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6228 (call_may_clobber_ref_p_1): Likewise. Properly handle
6229 malloc and calloc clobbering errno.
6231 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6233 * doc/invoke.texi: Fix name of sched1 dump.
6235 * opts.c (decode_options): Set flag_tree_switch_conversion
6236 only conditionally on optimize >= 2.
6238 * gcse.c: Assorted comment fixes in pass description.
6240 2010-02-03 Anthony Green <green@moxielogic.com>
6242 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6243 nop padding in order to maintain alignment of storage location of
6244 target function address.
6245 (moxie_trampoline_init): Store target function address at newly
6247 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6249 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6251 2010-02-03 Richard Guenther <rguenther@suse.de>
6254 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6256 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6258 * config.gcc: Reenable check for obsolete targets.
6259 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6260 mips-sgi-irix6.[0-4]*.
6262 2010-02-02 Nick Clifton <nickc@redhat.com>
6264 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6265 constant size of 4 as being the same as 0.
6266 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6267 can take values in the range 0..4.
6269 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6272 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6273 as _darwin10_Unwind_FindEnclosingFunction().
6274 * libgcc-libsystem.ver: New.
6276 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6279 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6280 implicitly set registers.
6282 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6284 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6285 (arm_override_options): Allow automatic selection of the thread
6286 pointer register if thumb2.
6287 (legitimize_pic_address): Improve code sequences for Thumb2.
6288 (arm_call_tls_get_addr): Likewise.
6289 (legitimize_tls_address): Likewise.
6290 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6291 (pic_load_addr_32bit): ... this. New named pattern.
6292 * thumb2.md (pic_load_addr_thumb2): Delete.
6293 (pic_load_dot_plus_four): Delete.
6294 (tls_load_dot_plus_four): New named pattern.
6296 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6299 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6300 Document fix for TLS bug.
6302 2010-01-31 Richard Guenther <rguenther@suse.de>
6304 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6305 conservatively correct.
6307 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6311 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6313 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6315 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6317 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6319 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6321 * config.gcc: Adjust order of makefile fragments for mingw targets.
6323 2010-01-31 Richard Guenther <rguenther@suse.de>
6326 * gimplify.c (gimplify_init_constructor): For volatile LHS
6327 initialize a temporary.
6329 2010-01-31 Matthias Klose <doko@ubuntu.com>
6331 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6333 * configure: Regenerate.
6335 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6337 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6338 the same alias set and their sizes different constantness.
6339 (aliasing_component_refs_p): Revert 2009-10-24 change.
6341 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6343 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6346 2010-01-29 Richard Guenther <rguenther@suse.de>
6348 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6349 Assert we successfully updated the call.
6351 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6353 PR rtl-optimization/42889
6354 * df.h (df_set_bb_dirty_nonlr): New prototype.
6355 * df-core.c (df_set_bb_dirty_nonlr): New function.
6356 * df-scan.c (df_insn_rescan): Call it instead of
6357 df_set_bb_dirty for DEBUG_INSNs.
6359 2010-01-29 Richard Guenther <rguenther@suse.de>
6362 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6363 quadratic behavior in most cases.
6365 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6368 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6369 in the call to gen_x86_movsicc_0_m1.
6371 2010-01-28 Richard Guenther <rguenther@suse.de>
6373 PR tree-optimization/42871
6374 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6376 2010-01-28 Richard Guenther <rguenther@suse.de>
6378 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6379 into call arguments.
6381 2010-01-28 Richard Guenther <rguenther@suse.de>
6384 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6385 the forwarder if the destination is an EH landing pad.
6387 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6389 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6390 block list passed to gimple_duplicate_sese_tail.
6391 (parallelize_loops): Avoid parallelization when the function
6393 Avoid parallelization when the preheader is IRREDUCIBLE.
6394 Try to optimize when estimated_loop_iterations_int is unresolved.
6395 Add the loop's location to the dump file.
6396 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6397 (gimple_duplicate_sese_tail): Remove the check for the latch.
6398 Redirect nexits to the exit block.
6399 Remove handling of the incoming edges to the latch.
6400 Redirect the backedge from the copied latch to the exit bb.
6402 2010-01-28 Michael Matz <matz@suse.de>
6405 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6406 Wrap force_reg into a sequence, emit it before user.
6408 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6410 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6412 (arm_legacy_rev): Likewise.
6413 (thumb_legacy_rev): Likewise.
6415 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6417 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6418 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6419 on MEM's address failed, try avoid_constant_pool_reference and
6420 recurse if it returned something different.
6421 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6422 address, try avoid_constant_pool_reference and recurse if it
6423 returned something different.
6424 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6425 address and avoid_constant_pool_reference returned something
6426 different, don't set have_address.
6428 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6431 * var-tracking.c (val_store): Add modified argument, obey it.
6433 (count_uses): Move down logging of main.
6434 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6435 don't need resolution.
6436 (emit_notes_in_bb): Likewise.
6438 2010-01-27 Richard Guenther <rguenther@suse.de>
6441 * tree-inline.c (remap_decl): Delay remapping of SSA name
6442 default definitions until we need them.
6444 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6446 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6447 (rs6000_delegitimize_address): New function.
6449 * config/s390/s390.c (s390_delegitimize_address): Call
6450 delegitimize_mem_from_attrs.
6453 * tree-inline.c (cannot_copy_type_1): Removed.
6454 (copy_forbidden): Don't forbid copying of functions containing
6455 records/unions with variable length fields.
6457 2010-01-27 Christian Bruel <christian.bruel@st.com>
6461 * config/sh/sh.c (find_barrier): Increase length for non delayed
6462 conditional branches.
6464 2010-01-27 Matthias Klose <doko@ubuntu.com>
6466 * configure.ac (gnu-unique-object): Fix ldd version check.
6467 * configure: Regenerate.
6469 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6471 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6473 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6474 Test for HAVE_GNU_AS value.
6476 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6478 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6479 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6480 INT64_TYPE): Define.
6481 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6482 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6483 INT_LEAST64_TYPE): Define.
6484 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6485 UINT_LEAST64_TYPE): Define.
6486 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6487 INT_FAST64_TYPE): Define.
6488 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6489 UINT_FAST64_TYPE): Define.
6490 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6491 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6492 (SIG_ATOMIC_TYPE): Define.
6494 2010-01-26 Richard Guenther <rguenther@suse.de>
6496 * df-scan.c (df_scan_set_bb_info): Remove assert.
6497 (df_insn_rescan_debug_internal): Merge asserts.
6498 (df_install_ref): Likewise.
6499 (df_mark_reg): Use bitmap_set_range.
6500 (df_hard_reg_used_p): Remove assert.
6501 (df_hard_reg_used_count): Likewise.
6503 2010-01-26 Richard Guenther <rguenther@suse.de>
6505 PR rtl-optimization/42685
6506 * web.c (web_main): Ignore DEBUG_INSNs.
6508 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6510 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6512 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6513 Fix types of fndecl and arglist parameters.
6515 2010-01-26 Richard Guenther <rguenther@suse.de>
6518 * tree-eh.c (unsplit_eh): Skip debug insns.
6520 2010-01-26 Richard Guenther <rguenther@suse.de>
6522 PR tree-optimization/42250
6523 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6525 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6528 * omp-low.c (expand_omp_sections): Only use single_pred if
6529 l2_bb is single_pred_p.
6531 2010-01-25 Christian Bruel <christian.bruel@st.com>
6534 * config/sh/sh.c (find_barrier): Increase length for non delayed
6535 conditional branches.
6536 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6538 2010-01-24 David S. Miller <davem@davemloft.net>
6540 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6541 define if not using GAS.
6542 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6543 Likewise. Delete SECTION_MERGE code, which is only applicable
6546 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6549 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6550 mangling of va_list in system headers.
6552 2010-01-23 Toon Moene <toon@moene.org>
6554 * tree-predcom.c (combine_chains): Return NULL, not false.
6556 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6558 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6559 initialization of variable res to agree with return type.
6561 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6563 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6564 * tree-sra.c: Add include of expr.h.
6566 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6568 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6569 insert the debug stmt on the single non-EH edge from the stmt.
6571 2010-01-22 Richard Henderson <rth@redhat.com>
6574 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6575 the RHS until after generate_subtree_copies has insertted its
6576 code before the current statement.
6578 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6580 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6582 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6584 2010-01-21 Martin Jambor <mjambor@suse.cz>
6586 PR tree-optimization/42585
6587 * tree-sra.c (struct access): New field grp_total_scalarization.
6588 (dump_access): Dump the new field.
6589 (should_scalarize_away_bitmap): New variable.
6590 (cannot_scalarize_away_bitmap): Likewise.
6591 (sra_initialize): Allocate new bitmaps.
6592 (sra_deinitialize): Free new bitmaps.
6593 (create_access_1): New function.
6594 (create_access): Parts moved to create_access_1.
6595 (type_consists_of_records_p): New function.
6596 (completely_scalarize_record): Likewise.
6597 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6598 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6599 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6601 (analyze_all_variable_accesses): Completely scalarize small eligible
6604 2010-01-21 Martin Jambor <mjambor@suse.cz>
6606 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6608 2010-01-21 Andrew Haley <aph@redhat.com>
6610 * gcc.c (process_command): Move lang_specific_driver before
6611 setting cc_libexec_prefix.
6613 2010-01-21 Richard Guenther <rguenther@suse.de>
6616 * fold-const.c (negate_expr_p): Pretend only negative
6617 real constants are easily negatable.
6619 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6620 Jason Merrill <jason@redhat.com>
6622 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6623 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6624 * calls.c (initialize argument_information): Handle it.
6625 * c-common.c (handle_transparent_union_attribute): Use new name.
6626 * c-decl.c (finish_struct): Ditto.
6627 * c-typeck.c (type_lists_compatible_p): Ditto.
6628 (convert_for_assignment): Use new name and also handle record.
6629 * function.c (aggregate_value_p): Handle it.
6630 (pass_by_reference): Ditto.
6631 (assign_parm_data_types): Ditto.
6632 * print-tree.c (print_node): Ditto.
6633 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6634 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6635 * tree.c (first_field): New fn.
6637 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6640 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6641 even when linking statically, for now.
6643 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6646 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6647 without a cselib val.
6648 (count_uses): Accept MO_VAL_SET with no val on stores.
6649 (add_stores): Likewise.
6651 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6653 * var-tracking.c (check_value_val): Add a compile time assertion.
6654 (dv_is_decl_p): Simplify.
6655 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6656 gcc_assert if ENABLE_CHECKING.
6658 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6661 * var-tracking.c: Include tree-flow.h.
6662 (mem_dies_at_call): New.
6663 (dataflow_set_preserve_mem_locs): Use it.
6664 (dataflow_set_remove_mem_locs): Likewise.
6665 (dump_var): Renamed from dump_variable. Adjust all callers.
6666 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6667 * Makefile.in (var-tracking.o): Adjust deps.
6669 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6671 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6673 2010-01-20 Richard Guenther <rguenther@suse.de>
6675 PR tree-optimization/42717
6676 * tree-ssa-dce.c (get_live_post_dom): Remove.
6677 (forward_edge_to_pdom): Take an arbitrary edge to copy
6678 degenerate PHI args from.
6679 (remove_dead_stmt): Use the first post-dominator even if it
6680 does not contain live statements as redirection destination.
6682 2010-01-20 Richard Guenther <rguenther@suse.de>
6684 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6686 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6688 * sel-sched.c (create_speculation_check): Remove set but not used
6690 (try_transformation_cache): Remove set but not used variable ds.
6691 (calculate_privileged_insns): Remove set but not used variables
6692 cur_insn and min_spec_insn.
6693 (find_best_expr): Remove set but not used variable avail_n.
6694 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6696 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6698 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6699 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6702 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6705 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6706 cpu types. Add support for *-sse3 cpu types.
6707 (x86_64-*-*): Ditto.
6709 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6712 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6713 argument, call initializer_constant_valid_p_1 instead of
6714 initializer_constant_valid_p, pass CACHE to it, return NULL
6715 immediately if first call returns NULL.
6716 (initializer_constant_valid_p_1): New function.
6717 (initializer_constant_valid_p): Use it.
6719 2010-01-20 Thomas Quinot <quinot@adacore.com>
6721 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6723 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6725 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6726 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6727 (loc_list_from_tree): Don't handle unsigned division. Handle
6728 signed modulo using DW_OP_{over,over,div,mul,minus}.
6729 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6730 modulo instead of signed.
6732 2010-01-20 DJ Delorie <dj@redhat.com>
6734 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6736 (h8300_emit_stack_adjustment): Propogate it.
6738 (h8300_expand_prologue): Likewise.
6739 (h8300_expand_epilogue): Likewise.
6741 2010-01-19 Michael Matz <matz@suse.de>
6743 PR tree-optimization/41783
6744 * tree-data-ref.c (toplevel): Include flags.h.
6745 (dump_data_dependence_relation): Also dump the inputs if the
6746 result will be unknown.
6747 (split_constant_offset_1): Look through some conversions.
6748 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6749 the offset from last element is too large.
6750 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6751 (reassociate_to_the_same_stmt): Handle vector registers.
6752 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6754 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6755 wide_prolog_niters argument, emit widening instructions.
6756 (vect_do_peeling_for_alignment): Adjust caller, use widened
6757 variant of the iteration cound.
6758 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6760 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6763 * config/arm/neon-testgen.m (emit_automatics): New parameter
6764 features. Adjust for Fixed_return_reg feature.
6765 (test_intrinsic): Call emit_automatics with new feature.
6766 * config/arm/neon.ml: Update copyright years.
6767 (features): New Fixed_return_reg feature.
6768 (ops): Update feature for Vget_low.
6770 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6772 PR tree-optimization/42719
6773 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6777 * fwprop.c (all_uses_available_at): Return false if def_set dest
6778 is a REG that is used in def_insn.
6780 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6782 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6784 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6787 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6789 * target.h (struct gcc_target) <secondary_reload>: Change type
6790 of last argument to secondary_reload_info *.
6792 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6795 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6796 memory references with unaligned offsets. Remove CQImode handling.
6797 (unaligned_memory_operand): Return 1 for memory references with
6798 unaligned offsets. Remove CQImode handling.
6800 2010-01-18 Richard Guenther <rguenther@suse.de>
6803 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6806 2010-01-18 Richard Guenther <rguenther@suse.de>
6808 PR tree-optimization/42781
6809 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6810 restrict processing only if the original variable was artificial.
6812 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6814 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6815 find number of popped argument bytes.
6817 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6818 Fix the text that describes the return value for invalid insns.
6820 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6822 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6823 Clarify what 'cost of the -dependence' is. Fix quoting.
6825 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6826 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6828 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6830 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6831 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6833 2010-01-17 Richard Guenther <rguenther@suse.de>
6836 * function.c (split_complex_args): Take a VEC to modify.
6837 (assign_parms_augmented_arg_list): Build a VEC instead of
6838 a chain of PARM_DECLs.
6839 (assign_parms_unsplit_complex): Take a VEC of arguments.
6840 Do not fixup unmodified parms.
6841 (assign_parms): Deal with the VEC.
6842 (gimplify_parameters): Likewise.
6844 2010-01-17 Richard Guenther <rguenther@suse.de>
6846 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6847 node existence check.
6848 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6849 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6850 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6851 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6852 (gimple_execute_on_growing_pred): Likewise.
6854 2010-01-17 Richard Guenther <rguenther@suse.de>
6856 PR tree-optimization/42773
6857 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6858 (compute_antic_aux): Likewise.
6859 (compute_partial_antic_aux): Likewise.
6861 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6864 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6867 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6869 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6872 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6873 Fix markup for strict argument.
6875 (TARGET_SCHED_REORDER2): Fix argument types.
6877 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6878 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6880 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6881 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6883 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6886 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6887 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6888 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6889 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6890 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6892 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6894 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6896 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6897 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6899 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6901 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6904 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6906 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6907 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6909 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6911 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6913 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6914 referring to it. Fix language.
6916 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6918 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6920 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6922 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6924 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6925 '@var{stream}. Remove stray 'and'.
6927 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6929 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6931 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6933 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6934 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6936 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6937 Fix description of return value.
6938 Rename argument "sz" to "len."
6940 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6941 Clarify meaning of 'true' return value.
6943 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6945 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6946 rep_mode versus mode_rep.
6948 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6950 (TARGET_BUILTIN_DECL): Fix name.
6952 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6954 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6956 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6958 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6960 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6962 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6965 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6966 Rename argument tm_fn to md_fn.
6968 (TARGET_OPTION_PRINT): Fix argument list.
6970 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6973 * config/i386/i386.c (ix86_fixup_binary_operands):
6974 Revert FMA4 fixup of operands.
6976 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6979 * Makefile.in (write_entries_to_file, install-plugin):
6980 Use \012 instead of \n with tr.
6982 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6984 * configure.ac (HAVE_AS_REF): New C macro.
6985 * configure: Regenerate.
6986 * config.in: Likewise.
6987 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6989 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6992 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6994 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6996 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6998 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7000 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7002 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7004 (TARGET_BINDS_LOCAL_P): Fix argument type.
7006 (TARGET_ASM_FILE_END): Use prototype.
7008 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7010 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7012 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7014 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7016 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7017 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7019 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7020 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7022 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7023 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7024 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7025 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7027 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7029 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7031 (TARGET_INIT_BUILTINS): Use prototype.
7033 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7034 Put 'const char *' in braces. Fix parameter types.
7035 (TARGET_INVALID_CONVERSION): Fix parameter types.
7036 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7037 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7039 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7042 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7044 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7046 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7048 * doc/tm.texi (TARGET_HELP): Fix return type.
7050 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7051 in braces. Fix argument types.
7053 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7055 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7057 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7059 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7060 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7062 (TARGET_MANGLE_TYPE): Fix argument types.
7064 (TARGET_IRA_COVER_CLASSES): Use prototype.
7066 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7068 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7070 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7072 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7074 (TARGET_CALLEE_COPIES): Fix argument types.
7076 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7078 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7080 (TARGET_FUNCTION_VALUE): Fix argument types.
7082 (TARGET_RETURN_IN_MSB): Fix argument type.
7084 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7086 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7088 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7090 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7091 agree with return type.
7093 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7095 2010-01-15 Jing Yu <jingyu@google.com>
7097 PR rtl-optimization/42691
7098 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7099 a pseudo to a constant and are merged, and adjust comments.
7101 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7103 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7105 2010-01-15 Richard Guenther <rguenther@suse.de>
7108 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7109 labels of computed or non-local gotos to the destination.
7110 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7111 landing pad label is the first label.
7113 2010-01-15 Richard Guenther <rguenther@suse.de>
7115 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7117 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7120 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7121 to allow generation of the xssqrtdp instruction on power7.
7122 (sqrtdf2_fpr): Ditto.
7124 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7127 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7128 functions with noreturn attribute.
7131 * varasm.c (declare_weak): Add weak attribute to decl if it
7132 doesn't have one already.
7133 (assemble_external): Only add decls to weak_decls if they also
7134 have weak attribute.
7136 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7138 * var-tracking.c (var_reg_delete): Don't delete the association
7139 between REGs and values or one-part variables if the register
7142 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7145 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7146 because its first operand is a non-localized variable.
7148 2010-01-14 Martin Jambor <mjambor@suse.cz>
7150 PR tree-optimization/42706
7151 * tree-sra.c (encountered_recursive_call): New variable.
7152 (encountered_unchangable_recursive_call): Likewise.
7153 (sra_initialize): Initialize both new variables.
7154 (callsite_has_enough_arguments_p): New function.
7155 (scan_function): Call decl and flags check only for IPA-SRA, check
7156 whether there is a recursive call and whether it has enough arguments.
7157 (all_callers_have_enough_arguments_p): New function.
7158 (convert_callers): Look for recursive calls only when
7159 encountered_recursive_call is set.
7160 (ipa_early_sra): Bail out either if
7161 !all_callers_have_enough_arguments_p or
7162 encountered_unchangable_recursive_call.
7164 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7166 * sel-sched.c: Add 2010 to copyright years.
7167 * sel-sched-ir.c: Likewise.
7168 * sel-sched-ir.h: Likewise.
7170 2010-01-14 Martin Jambor <mjambor@suse.cz>
7172 PR tree-optimization/42714
7173 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7174 constructors specially.
7176 2010-01-14 Andi Kleen <ak@linux.intel.com>
7178 * config/i386/drivers-i386.c (detect_caches_intel):
7179 Add l2sizekb parameter and fill in.
7180 (host_detect_local_cpu): Add l2sizekb, fill in.
7181 Add Atom small cache heuristic.
7183 2010-01-14 Andi Kleen <ak@linux.intel.com>
7185 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7186 Add level3 parameter and fill in.
7187 (detect_caches_intel): Handle level3 cache.
7189 2010-01-14 Andi Kleen <ak@linux.intel.com>
7191 * config/i386/drivers-i386.c (host_detect_local_cpu):
7192 Fix core duo detection.
7194 2010-01-14 Andi Kleen <ak@linux.intel.com>
7196 * config/i386/drivers-i386.c (host_detect_local_cpu):
7199 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7201 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7202 (rs6000_variable_issue_1): this. Use...
7203 (rs6000_variable_issue): here. Reimplement. Print debug info.
7205 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7207 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7208 sel_restore_notes. Update all callers. Call reemit_notes
7211 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7213 PR rtl-optimization/42246
7214 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7217 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7219 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7220 all successors is the same as number of successors in current region.
7222 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7224 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7225 to rename is not separable. Otherwise check that its LHS is not NULL.
7227 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7229 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7231 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7233 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7234 available registers when failed to discover LHS register class.
7235 Fix indentation. Update comment.
7237 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7238 Alexander Monakov <amonakov@ispras.ru>
7240 PR rtl-optimization/42389
7241 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7243 (advance_state_on_fence): Likewise.
7244 (sel_target_adjust_priority): Print debug output only when
7245 sched_verbose >= 4, not 2.
7246 (get_expr_cost): Do not issue all unique insns on the next cycle.
7247 (fill_insns): Initialize can_issue_more from the value saved
7249 * sel-sched-ir.c (flist_add): New parameter issue_more.
7250 Init FENCE_ISSUE_MORE with it.
7251 (merge_fences): Likewise.
7252 (init_fences): Update call to flist_add.
7253 (add_to_fences, add_clean_fence_to_fences)
7254 (add_dirty_fence_to_fences): Likewise.
7255 (move_fence_to_fences): Update call to merge_fences.
7256 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7258 * sel-sched-ir.h (struct _fence): New field issue_more.
7259 (FENCE_ISSUE_MORE): New accessor macro.
7261 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7263 PR rtl-optimization/42388
7264 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7265 that have no predecessors nor successors. Do not call move_bb_info
7266 for empty blocks outside of current region.
7268 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7270 PR rtl-optimization/42294
7271 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7272 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7273 originators' originators.
7275 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7277 PR rtl-optimization/39453
7278 PR rtl-optimization/42246
7279 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7281 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7283 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7284 Alexander Monakov <amonakov@ispras.ru>
7287 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7288 (maybe_tidy_empty_bb): ... here. Make static. Add new
7289 argument. Update all callers.
7290 (tidy_control_flow): ... and here. Recompute topological order
7291 of basic blocks in region if necessary.
7292 (sel_redirect_edge_and_branch): Change return type. Return true
7293 if topological order might have been invalidated.
7294 (purge_empty_blocks): Export and move from...
7295 * sel-sched.c (purge_empty_blocks): ... here.
7296 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7297 (maybe_tidy_empty_bb): Delete prototype.
7298 (purge_empty_blocks): Declare.
7300 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7302 PR rtl-optimization/42249
7303 * sel-sched.c (try_replace_dest_reg): When chosen register
7304 and original register is the same, do not bail out early, but
7305 still check all original insns for validity of replacing destination
7306 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7309 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7312 Port from no-undefined-overflow branch:
7313 2009-03-09 Richard Guenther <rguenther@suse.de>
7315 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7317 2010-01-14 Richard Guenther <rguenther@suse.de>
7320 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7322 2010-01-14 Ira Rosen <irar@il.ibm.com>
7324 PR tree-optimization/42709
7325 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7326 as scalar type in creation of constant vector operand.
7328 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7331 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7332 (check-parallel-%): Match `testsuite' directory component only
7335 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7337 PR translation/39521
7338 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7341 2010-01-13 Richard Guenther <rguenther@suse.de>
7343 PR tree-optimization/42730
7344 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7347 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7350 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7351 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7354 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7356 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7357 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7358 ___umulsi3_highpart.
7360 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7361 rather than schedule_insns if the pass is enabled.
7363 2010-01-13 Martin Jambor <mjambor@suse.cz>
7365 PR tree-optimization/42704
7366 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7369 2010-01-13 Martin Jambor <mjambor@suse.cz>
7371 PR tree-optimization/42703
7372 * tree-sra.c (analyze_access_subtree): Check that we can build a
7373 reference to the original data within the aggregate.
7375 2010-01-13 Richard Guenther <rguenther@suse.de>
7377 PR tree-optimization/42705
7378 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7380 2010-01-13 Richard Guenther <rguenther@suse.de>
7383 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7385 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7388 * var-tracking.c (values_to_unmark): New variable.
7389 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7390 values_to_unmark vector. Moved body to...
7391 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7392 instead queue it into values_to_unmark vector.
7393 (vt_find_locations): Free values_to_unmark vector.
7395 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7397 * config/s390/s390.c (override_options): Set
7398 default of max-pending-list-length to 256
7400 2010-01-13 Richard Guenther <rguenther@suse.de>
7403 * tree-pass.h (PROP_gimple_lcx): New.
7404 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7405 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7406 before the final cleanup_eh.
7407 (dump_properties): Dump PROP_gimple_lcx.
7408 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7409 (tree_lower_complex_O0): Remove.
7410 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7411 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7412 tree_lower_complex, schedule TODO_update_ssa.
7413 * lto-streamer-out.c (output_function): Stream the functions
7415 * lto-streamer-in.c (input_function): Likewise.
7416 (lto_read_body): Do not override them here.
7418 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7421 * c-typeck.c (build_c_cast): Fold value cast to union type before
7422 wrapping it in a CONSTRUCTOR.
7424 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7426 PR rtl-optimization/42699
7427 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7430 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7432 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7433 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7434 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7435 SUBTARGET_WARN_UNUSED_SPEC): ... here
7436 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7438 2010-01-12 Julian Brown <julian@codesourcery.com>
7440 * config/arm/neon-schedgen.ml (Utils): Don't try to
7441 open missing module.
7442 (find_with_result): New.
7444 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7447 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7448 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7450 PR tree-optimization/42645
7451 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7452 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7453 decl_map, set processing_debug_stmt to -1 and return name without
7456 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7458 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7459 binutils version, and reword target configuration description.
7461 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7463 * config/avr/avr.h (LINKER_NAME): Remove.
7465 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7468 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7469 that support VSX, warn for -mno-altivec if vsx is not disabled,
7472 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7473 Shujing Zhao <pearly.zhao@oracle.com>
7475 PR translation/42469
7476 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7477 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7478 character between option name and help text.
7479 * c.opt (imultilib): Likewise.
7481 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7483 * lto-streamer-out.c (output_unreferenced_globals): Output static
7486 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7488 PR rtl-optimization/42621
7489 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7490 optimizing for size.
7491 (duplicate_computed_gotos): Remove now-redundant check.
7493 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7496 * configure.ac: Save and restore LDFLAGS and LIBS
7497 * configure: Regenerate.
7499 2010-01-10 Richard Guenther <rguenther@suse.de>
7502 * builtins.c (fold_builtin_strlen): Add type argument and
7503 convert the resulting length to it.
7504 (fold_builtin_1): Adjust.
7506 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7508 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7509 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7511 (num_insns_constant_wide): Adjust for that change.
7513 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7516 * web.c (union_defs): Add used argument, to combine uses of
7518 (entry_register): Adjust type and tests of used argument.
7519 (web_main): Widen used for new use. Pass it to union_defs.
7520 * df.h (union_defs): Adjust prototype.
7522 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7525 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7526 uses in new incoming argument. Free body.
7527 (reset_debug_uses_in_loop): New.
7528 (analyze_insn_to_expand_var): Call the latter if the former found
7529 anything. Fix whitespace. Reject invalid dest overlaps before
7530 going through all insns in the loop.
7532 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7535 * haifa-sched.c (dying_use_p): Debug insns don't count.
7537 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7540 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7541 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7542 (verify_gimple_call): Reject LHS in noreturn calls.
7544 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7548 * tree-vect-loop-manip.c (adjust_info): New type.
7549 (adjust_vec): New pointer to vector.
7550 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7551 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7552 (slpeel_update_phis_for_duplicate_loop): Use them.
7553 (slpeel_update_phi_nodes_for_guard1): Likewise.
7554 (slpeel_update_phi_nodes_for_guard2): Likewise.
7555 (slpeel_tree_peel_loop_to_edge): Likewise.
7556 (vect_update_ivs_after_vectorizer): Likewise.
7558 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7560 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7561 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7563 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7565 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7566 bogus uninitialized warning.
7568 2010-01-09 Richard Guenther <rguenther@suse.de>
7571 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7572 the evolution is compatible with the initial condition.
7574 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7576 * gcc.c (process_command): Update copyright notice dates.
7577 * gcov.c (print_version): Likewise.
7578 * gcov-dump.c (print_version): Likewise.
7579 * mips-tfile.c (main): Likewise.
7580 * mips-tdump.c (main): Likewise.
7582 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7585 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7587 (rotlhi3_8): Delete.
7589 (rotlsi3_8): Delete.
7590 (rotlsi3_16): Delete.
7591 (rotlsi3_24): Delete.
7593 (*rotw<mode>3): New.
7594 (*rotb<mode>3): New.
7595 * config/avr/avr.c (avr_rotate_bytes): New function.
7596 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7598 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7601 * configure.ac: Modify -rdynamic check.
7602 * configure: Regenerate.
7604 2010-01-08 DJ Delorie <dj@redhat.com>
7606 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7607 register popping order.
7609 2010-01-08 Richard Guenther <rguenther@suse.de>
7612 * c.opt (fsigned-char): Also let LTO handle this option.
7613 (funsigned-char): Likewise.
7615 2010-01-07 Richard Guenther <rguenther@suse.de>
7617 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7618 (gimple_op): Likewise.
7619 (gimple_op_ptr): Likewise.
7620 (gimple_assign_set_lhs): Remove gcc_assert.
7621 (gimple_assign_set_rhs1): Likewise.
7622 (gimple_assign_set_rhs2): Likewise.
7623 (gimple_call_set_lhs): Likewise.
7624 (gimple_call_set_fn): Likewise.
7625 (gimple_call_set_fndecl): Likewise.
7626 (gimple_call_fndecl): Likewise.
7627 (gimple_call_return_type): Likewise.
7628 (gimple_call_set_chain): Likewise.
7629 (gimple_call_num_args): Likewise.
7630 (gimple_call_set_arg): Likewise.
7631 (gimple_cond_set_code): Likewise.
7632 (gimple_cond_set_lhs): Likewise.
7633 (gimple_cond_set_rhs): Likewise.
7634 (gimple_cond_set_true_label): Likewise.
7635 (gimple_cond_set_false_label): Likewise.
7636 (gimple_label_set_label): Likewise.
7637 (gimple_goto_set_dest): Likewise.
7638 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7639 (gimple_debug_bind_get_value): Likewise.
7640 (gimple_debug_bind_get_value_ptr): Likewise.
7641 (gimple_debug_bind_set_var): Likewise.
7642 (gimple_debug_bind_set_value): Likewise.
7643 (gimple_debug_bind_reset_value): Likewise.
7644 (gimple_debug_bind_has_value_p): Likewise.
7645 (gimple_return_retval_ptr): Remove gcc_assert.
7646 (gimple_return_retval): Likewise.
7647 (gimple_return_set_retval): Likewise.
7648 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7649 (safe_referenced_var_iterator): Remove.
7650 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7651 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7652 (fill_referenced_var_vec): Remove.
7653 (first_readonly_imm_use): Remove redundant gcc_assert.
7654 (phi_arg_index_from_use): Combine gcc_asserts.
7655 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7656 (first_imm_use_stmt): Remove redundant gcc_assert.
7657 * tree-cfg.c (verify_gimple_call): Verify function and chain
7658 operands. Verify arguments.
7659 (verify_types_in_gimple_stmt): Verify condition code and labels.
7661 2010-01-07 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/42641
7664 * sese.c (rename_map_elt_info): Use the SSA name version, do
7667 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7669 PR tree-optimization/42625
7670 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7671 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7673 2010-01-07 Duncan Sands <baldrick@free.fr>
7675 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7677 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7680 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7681 note itself is not function_invariant_p.
7683 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7685 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7686 Do not add the DF_NOTE problem.
7687 * store-motion.c (execute_rtl_store_motion): Likewise.
7689 2010-01-07 Martin Jambor <mjambor@suse.cz>
7691 PR tree-optimization/42157
7692 * tree-sra.c (compare_access_positions): Stabilize sort if both
7693 accesses have integer types, return zero immediately if they are the
7696 2010-01-06 Richard Henderson <rth@redhat.com>
7699 * haifa-sched.c (add_to_note_list): Merge into ...
7700 (concat_note_lists): ... here, and ...
7701 (unlink_other_notes, rm_other_notes): Merge into...
7702 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7703 NOTE_INSN_EPILOGUE_BEG.
7705 2010-01-06 Richard Guenther <rguenther@suse.de>
7707 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7708 not inline regular functions into always-inline functions.
7710 2010-01-06 Nick Clifton <nickc@redhat.com>
7712 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7713 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7715 (OVERRIDE_OPTIONS): Delete.
7716 (OPTIMIZATION_OPTIONS): Define.
7717 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7718 * config/rx/rx.c (rx_handle_option): Issue an error message if
7719 -mcpu=rx200 and -fpu are used together.
7720 (rx_set_optimization_options): New function. Issue an error
7721 message if an optimization attribute attempts to reset the FPU/
7722 math optimization pairing.
7723 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7724 * config/rx/rx.opt: Set the default to 32-bit doubles.
7725 * config/rx/t-rx: Add multilibs for -nofpu option.
7726 * doc/invoke.texi: Update documentation of RX options.
7728 2010-01-06 Richard Guenther <rguenther@suse.de>
7730 * tree-ssa-pre.c (name_to_id): New global.
7731 (alloc_expression_id): Simplify SSA name handling.
7732 (lookup_expression_id): Likewise.
7733 (init_pre): Zero name_to_id.
7734 (fini_pre): Free it.
7736 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7738 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7740 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7743 * config/i386/sse.md (smaxv2di3): New.
7744 (umaxv2di3): Likewise.
7745 (sminv2di3): Likewise.
7746 (uminv2di3): Likewise.
7748 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7751 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7752 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7753 (legitimize_tls_address): Likewise.
7754 (sparc_tls_referenced_p): Likewise.
7755 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7756 and adjust calls to legitimize_pic_address.
7757 (legitimate_constant_p) Use sparc_tls_referenced_p.
7758 (legitimate_pic_operand_p): Likewise.
7759 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7760 (sparc_tls_symbol_ref_1): Delete.
7761 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7762 (legitimize_tls_address): Make static, handle CONST patterns.
7763 (legitimize_pic_address): Make static, remove unused parameter and
7764 adjust recursive calls.
7765 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7766 and adjust call to legitimize_pic_address.
7767 (sparc_output_mi_thunk): Likewise.
7769 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7770 H.J. Lu <hongjiu.lu@intel.com>
7773 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7774 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7775 operands to make them signed.
7778 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7781 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7782 GTU to GT for V4SI and V2DI.
7784 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7785 (umin<mode>3): Removed.
7787 (uminv4si3): Likewise.
7789 2010-01-05 Martin Jambor <mjambor@suse.cz>
7791 PR tree-optimization/42462
7792 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7793 current_function_decl to helper functions and macros.
7795 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7798 * flags.h: Don't include real.h.
7799 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7800 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7801 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7802 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7803 * dominance.c: Update copyright.
7804 * gimple.c (walk_gimple_op): Remove inline.
7805 * tree-ssa-reassoc.c: Include real.h.
7806 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7807 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7809 2010-01-05 Nick Clifton <nickc@redhat.com>
7811 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7812 register to push into the stack frame when the accumulator has to
7813 be saved during interrupts.
7815 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7817 * doc/invoke.texi: Remove the documentation about option
7819 * common.opt (Wunreachable-code): Preserved for backward
7821 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7822 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7823 the backward compatibility flag section.
7825 2010-01-05 Richard Guenther <rguenther@suse.de>
7827 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7829 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7832 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7834 PR tree-optimization/42508
7835 * tree-sra.c (convert_callers): Check for recursive call
7836 by comparing cgraph nodes instead of decls.
7837 (modify_function): Call ipa_modify_formal_parameters also
7838 on all same_body aliases.
7840 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7841 cgraph nodes when checking for same_body aliases.
7843 2010-01-05 Richard Guenther <rguenther@suse.de>
7845 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7846 allocation and lookup.
7847 (get_or_alloc_expr_for_constant): Likewise.
7848 (phi_translate): Sink allocation.
7850 2010-01-04 Richard Guenther <rguenther@suse.de>
7852 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7853 a new entry only if needed.
7854 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7855 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7857 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7859 (phi_translate): Handle CONSTANTs early.
7861 2010-01-04 Martin Jambor <mjambor@suse.cz>
7863 PR tree-optimization/42398
7864 * tree-sra.c (struct access): Removed flag grp_different_types.
7865 (dump_access): Do not dump the removed flag.
7866 (sort_and_splice_var_accesses): Do not set the removed flag.
7867 (sra_modify_expr): Check for type compatibility directly.
7869 2010-01-04 Martin Jambor <mjambor@suse.cz>
7871 PR tree-optimization/42366
7872 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7873 edges with variable number of parameters.
7874 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7875 flag instead of asserting it.
7876 (ipa_read_node_info): Read uses_analysis_done flag.
7878 2010-01-04 Richard Guenther <rguenther@suse.de>
7880 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7881 iterative_hash_* as intended.
7882 (vn_reference_compute_hash): Likewise. Simplify hashing
7884 (vn_reference_lookup_2): Likewise.
7885 (vn_nary_op_compute_hash): Likewise.
7886 (vn_phi_compute_hash): Likewise.
7887 (expressions_equal_p): Remove strange code.
7888 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7889 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7890 (bitmap_insert_into_set_1): Take value-id as parameter.
7891 (add_to_value): Pass it.
7892 (bitmap_insert_into_set): Likewise.
7893 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7895 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7898 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7899 (do_self_spec): For switches with SWITCH_IGNORE set set also
7900 SWITCH_IGNORE_PERMANENTLY.
7901 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7904 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7906 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7907 tree of an unreferenced global var.
7909 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7912 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7913 GTU to GT for V4SI and V2DI.
7915 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7916 (umin<mode>3): Removed.
7918 (uminv4si3): Likewise.
7920 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7923 * collect2.c (main): Turn on trace in collect2 if -v is passed
7926 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7928 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7929 description of expression operand.
7931 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7933 * configure.ac: Add install-html to target_list for Make-hooks.
7934 * configure: Regenerate.
7935 * fortran/Make-lang.in (F95_HTMLFILES): New.
7936 (fortran.html): Use it.
7937 (fortran.install-html): New.
7938 * Makefile.in (install-html): Add lang.install-html.
7939 * java/Make-lang.in (JAVA_HTMLFILES): New.
7940 (java.html): Use it.
7941 (java.install-html): New.
7942 * objc/Make-lang.in (objc.install-html): New.
7943 * objcp/Make-lang.in (obj-c++.install-html): New.
7944 * cp/Make-lang.in (c++.install-html): New.
7945 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7946 * lto/Make-lang.in (lto.install-html): New.
7948 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7951 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7953 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7955 PR rtl-optimization/41862
7956 * store-motion.c (store_killed_in_insn, compute_store_table,
7957 remove_reachable_equiv_notes, replace_store_insn,
7958 build_store_vectors): Ignore all DEBUG_INSNs.
7960 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7963 * common.opt: Add dumpdir.
7965 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7967 (option_map): Add --dumpdir.
7969 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7971 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7973 * opts.c (decode_options): Try dump_dir_name first if
7974 dump_base_name isn't an absolute path.
7975 (common_handle_option): Handle OPT_dumpdir.
7977 * toplev.c (dump_dir_name): New.
7978 (print_switch_values): Also ignore -dumpdir.
7980 * toplev.h (dump_dir_name): New.
7982 2010-01-03 Richard Guenther <rguenther@suse.de>
7984 PR tree-optimization/42589
7985 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7986 double-word expansion of bswap32.
7988 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7990 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7991 with BLOCK_FOR_INSN.
7992 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7993 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7994 noce_process_if_block): Likewise.
7995 * gcse.c (compute_local_properties, insert_expr_in_table,
7996 insert_set_in_table, canon_list_insert, find_avail_set,
7997 pre_insert_copy_insn): Likewise.
7999 * basic-block.h (BLOCK_NUM): Move from here...
8000 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8002 2010-01-03 Richard Guenther <rguenther@suse.de>
8004 PR tree-optimization/42438
8005 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8006 contains_may_not_return_call flag.
8007 (BB_MAY_NOTRETURN): New.
8008 (valid_in_sets): Trapping nary operations are not valid
8009 in blocks that may not return.
8010 (insert_into_preds_of_block): Remove check for trapping expressions.
8011 (compute_avail): Compute also BB_MAY_NOTRETURN.
8013 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8015 * doc/invoke.texi: Add 2010 to copyright years.
8017 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8019 * config/sparc/sparc.c: Fix formatting nits.
8021 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8022 Alexander Monakov <amonakov@ispras.ru>
8024 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8026 2010-01-02 Richard Guenther <rguenther@suse.de>
8029 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8030 (simplify_switch_using_ranges): Mark to be removed edges
8033 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8035 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8037 * collect2.c (scan_libraries): Add missing argument in call to
8040 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8043 * config/alpha/predicates.md (aligned_memory_operand): Return false
8045 (unaligned_memory_operand): Return true for CQImode.
8046 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8047 doesn not cross aligned SImode word boundary.
8049 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8051 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8053 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8054 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8056 2010-01-02 Richard Guenther <rguenther@suse.de>
8059 * toplev.c (compile_file): Emit LTO marker properly. Change
8061 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8063 2010-01-01 Richard Guenther <rguenther@suse.de>
8066 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8068 2010-01-01 Richard Guenther <rguenther@suse.de>
8071 * c-decl.c (grokdeclarator): For zero-size arrays force
8072 structural equality checks as layout_type does.
8074 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8076 * builtins.c: Update copyright to 2010.
8078 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8081 * lto-streamer-out.c (produce_asm): Revert the last change.
8082 (copy_function): Likewise.
8084 * lto-streamer.c (lto_get_section_name): Skip any leading
8087 2010-01-01 Richard Guenther <rguenther@suse.de>
8090 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8094 Copyright (C) 2010 Free Software Foundation, Inc.
8096 Copying and distribution of this file, with or without modification,
8097 are permitted in any medium without royalty provided the copyright
8098 notice and this notice are preserved.