1 2010-04-30 Jan Hubicka <jh@suse.cz>
3 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
4 (cgraph_global_info): Remove inlined.
5 (LTO_cgraph_tag_names): Remove.
6 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
7 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
8 simplify cgraph tags and document.
9 (lto_output_node): Use only LTO_cgraph_unavail_node and
10 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
11 for_functions_valid, global info, process and output
13 (input_overwrite_node): Initialize estimated stack size and
15 Do not read flags we no longer store.
16 (input_node): Likewise do not read info no longer stored.
17 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
20 2010-04-30 Richard Guenther <rguenther@suse.de>
22 PR tree-optimization/43879
23 * tree-ssa-structalias.c (get_constraint_for_1): Properly
24 handle non-zero initializers.
26 2010-04-30 Richard Guenther <rguenther@suse.de>
28 * builtins.c (fold_builtin_1): Delete free (0).
30 2010-04-29 Jan Hubicka <jh@suse.cz>
32 * gengtype.c (open_base_files): Add lto-streamer.h
33 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
34 (pass_ipa_cp): GGC collect.
35 * toplev. (compile_file): Do not output symbols.
36 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
37 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
38 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
39 * lto-section-in.c: Include ggc.h
40 (lto_new_in_decl_state): Alloc in GGC.
41 (lto_delete_in_decl_state): Likewise.
42 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
44 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
47 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
48 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
49 (HONOR_REG_ALLOC_ORDER): Describe new macro.
50 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
51 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
52 account only if HONOR_REG_ALLOC_ORDER is not defined.
53 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
54 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
56 2010-04-29 Jon Grant <04@jguk.org>
58 * collect2.c (vflag): Change type from int to bool.
60 (helpflag): New global bool.
61 (main): Set vflag and debug with boolean, not integer truth
62 values. Accept new "--help" option and output usage text if
64 * collect2.h (vflag): Update prototype.
67 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
70 * plugin.h (flag_plugin_added): Moved out of
71 invoke_plugin_callbacks.
73 2010-04-29 Richard Guenther <rguenther@suse.de>
76 * plugin.h (invoke_plugin_callbacks): Annotate arguments
77 with ATTRIBUTE_UNUSED.
79 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (get_some_local_dynamic_name): Replace
83 INSN_P with NONDEBUG_INSN_P.
84 (distance_non_agu_define): Likewise.
85 (distance_agu_use): Likewise.
87 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
89 From Dominique d'Humieres <dominiq@lps.ens.fr>
91 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
94 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
96 * plugin.h (invoke_plugin_callbacks): New inline function.
97 * plugin.c (flag_plugin_added): New global flag.
98 (add_new_plugin): Initialize above flag.
99 (invoke_plugin_callbacks): Rename to ...
100 (invoke_plugin_callbacks_full): ... this.
102 2010-04-28 Jan Hubicka <jh@suse.cz>
104 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
105 (lto_varpool_replace_node): New.
106 (lto_symtab_resolve_symbols): Resolve varpool nodes.
107 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
108 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
109 * cgraph.h (varpool_node_ptr): New type.
110 (varpool_node_ptr): New vector.
111 (varpool_node_set_def): New structure.
112 (varpool_node_set): New type.
113 (varpool_node_set): New vector.
114 (varpool_node_set_element_def): New structure.
115 (varpool_node_set_element, const_varpool_node_set_element): New types.
116 (varpool_node_set_iterator): New type.
117 (varpool_node): Add prev pointers, add used_from_other_partition,
119 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
120 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
121 varpool_get_node, varpool_remove_node): Declare.
122 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
123 varpool_node_set_size): New inlines.
124 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
125 * tree-pass.h (varpool_node_set_def): Forward declare.
126 (ipa_opt_pass_d): Summary writting takes vnode sets too.
127 (ipa_write_optimization_summaries): Update prototype.
128 * ipa-cp.c (ipcp_write_summary): Update.
129 * ipa-reference.c (ipa_reference_write_summary): Update.
130 * lto-cgraph.c (lto_output_varpool_node): New static function.
131 (output_varpool): New function.
132 (input_varpool_node): New static function.
133 (input_varpool_1): New function.
134 (input_cgraph): Input varpool.
135 * ipa-pure-const.c (pure_const_write_summary): Update.
136 * lto-streamer-out.c (lto_output): Update, output varpool too.
137 (write_global_stream): Kill WPA hack.
138 (produce_asm_for_decls): Update.
139 (output_alias_pair_p): Handle variables.
140 (output_unreferenced_globals): Output only needed partition of varpool.
141 * ipa-inline.c (inline_write_summary): Update.
142 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
143 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
144 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
145 varpool_node_set_new, varpool_node_set_add,
146 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
147 debug_varpool_node_set): New functions.
148 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
149 (execute_one_pass): Process new decls too.
150 (ipa_write_summaries_2): Pass around vsets.
151 (ipa_write_summaries_1): Likewise.
152 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
154 (ipa_write_optimization_summaries_1): Pass around vsets.
155 (ipa_write_optimization_summaries): Likewise.
156 * varpool.c (varpool_get_node): New.
157 (varpool_node): Update doubly linked lists.
158 (varpool_remove_node): New.
159 (dump_varpool_node): More dumping.
160 (varpool_enqueue_needed_node): Update doubly linked lists.
161 (decide_is_variable_needed): Kill ltrans hack.
162 (varpool_finalize_decl): Kill lto hack.
163 (varpool_assemble_decl): Skip decls in other partitions.
164 (varpool_assemble_pending_decls): Update doubly linkes lists.
165 (varpool_empty_needed_queue): Likewise.
166 (varpool_extra_name_alias): Likewise.
167 * lto-streamer.c (lto_get_section_name): Add vars section.
168 * lto-streamer.h (lto_section_type): Update.
169 (output_varpool, input_varpool): Declare.
171 2010-04-28 Mike Stump <mikestump@comcast.net>
173 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
175 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
177 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
178 record or union type with RECORD_OR_UNION_TYPE_P predicate.
179 (lto_input_ts_type_tree_pointers): Likewise.
180 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
181 (lto_output_ts_type_tree_pointers): Likewise.
183 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
185 Uniquization of constants at the Tree level
186 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
187 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
189 (tree_output_constant_def): Declare.
190 * gimplify.c (gimplify_init_constructor): When using block copy, first
191 uniquize the constant constructor on the RHS.
192 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
193 DECL_IN_CONSTANT_POOL flag.
194 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
195 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
197 (assemble_variable): Deal with symbols belonging to the tree constant
199 (get_constant_section): Add ALIGN parameter and simplify.
200 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
201 (assemble_constant_contents): Use the expression of the VAR_DECL.
202 (output_constant_def_contents): Use the alignment of the VAR_DECL.
203 (tree_output_constant_def): New global function.
204 (mark_constant): Use the expression of the VAR_DECL.
205 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
207 (output_object_block): Likewise and assemble the expression.
209 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
211 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
212 hash_tree, eq_tree): New tree hash table.
213 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
214 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
215 lto_orig_address_remove): Reimplement.
217 2010-04-28 Xinliang David Li <davidxl@google.com>
220 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
221 (compute_uninit_opnds_pos): New function.
222 (is_non_loop_exit_postdominating): New function.
223 (compute_control_dep_chain): New function.
224 (find_pdom): New function.
225 (convert_control_dep_chain_into_preds): New function.
226 (find_predicates): New function.
227 (find_control_equiv_block): New function.
228 (collect_phi_def_edges): New function.
229 (find_def_preds): New function.
230 (find_dom): New function.
231 (dump_predicates): New function.
232 (get_cmp_code): New function.
233 (is_value_included_in): New function.
234 (find_matching_predicate_in_rest_chains): New function.
235 (use_pred_not_overlap_with_undef_path_pred): New function.
236 (is_use_properly_guarded): New function.
237 (normalize_cond_1): New function.
238 (is_and_or_or): New function.
239 (normalize_cond): New function.
240 (is_gcond_subset_of): New function.
241 (is_subset_of_any): New function.
242 (is_or_set_subset_of): New function.
243 (is_and_set_subset_of): New function.
244 (is_norm_cond_subset_of): New function.
245 (is_pred_expr_subset_of): New function.
246 (is_pred_chain_subset_of): New function.
247 (is_included_in): New function.
248 (is_superset_of): New function.
249 (find_uninit_use): New function.
250 (warn_uninitialized_phi): New function.
251 (compute_possibly_undefined_names): New function.
252 (ssa_undefined_value_p): New function.
253 (execute_late_warn_uninitialized): New function.
254 * tree-ssa.c (ssa_undefined_value_p): Removed.
255 (warn_uninit): Changed to extern.
256 (warn_uninitialized_phi): Removed.
257 (warn_uninitialized_vars): Changed to extern.
258 (execute_late_warn_uninitialized): Removed
259 * tree-flow.h: Add new prototypes.
260 * timevar.def: Add new time variable.
261 * Makefile.in: Add new build file.
263 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
265 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
268 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
271 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
273 2010-04-28 Martin Jambor <mjambor@suse.cz>
275 * cgraph.h (struct cgraph_node): New field indirect_calls.
276 (struct cgraph_indirect_call_info): New type.
277 (struct cgraph_edge): Removed field indirect_call. New fields
278 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
279 (cgraph_create_indirect_edge): Declare.
280 (cgraph_make_edge_direct): Likewise.
281 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
282 * ipa-prop.h (struct ipa_param_call_note): Removed.
283 (struct ipa_node_params): Removed field param_calls.
284 (ipa_create_all_structures_for_iinln): Declare.
285 * cgraph.c: Described indirect edges and uids in initial comment.
286 (cgraph_add_edge_to_call_site_hash): New function.
287 (cgraph_edge): Search also among the indirect edges, use
288 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
289 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
290 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
292 (initialize_inline_failed): Assign a reason to indirect edges.
293 (cgraph_create_edge_1): New function.
294 (cgraph_create_edge): Moved some functionality to
295 cgraph_create_edge_1.
296 (cgraph_create_indirect_edge): New function.
297 (cgraph_edge_remove_callee): Add an assert checking for
299 (cgraph_edge_remove_caller): Special-case indirect edges.
300 (cgraph_remove_edge): Likewise.
301 (cgraph_set_edge_callee): New function.
302 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
303 (cgraph_make_edge_direct): New function.
304 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
305 the declaration of the call statement matches.
306 (cgraph_node_remove_callees): Special-case indirect edges.
307 (cgraph_clone_edge): Likewise.
308 (cgraph_clone_node): Clone also the indirect edges.
309 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
310 indirect_call, dump count of indirect_calls edges.
311 * ipa-prop.c (iinlining_processed_edges): New variable.
312 (ipa_note_param_call): Create indirect edges instead of
313 creating notes. New parameter node.
314 (ipa_analyze_call_uses): New parameter node, pass it on to
316 (ipa_analyze_stmt_uses): Likewise.
317 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
318 (print_edge_addition_message): Work on edges rather than on notes.
319 (update_call_notes_after_inlining): Likewise, renamed to
320 update_indirect_edges_after_inlining.
321 (ipa_create_all_structures_for_iinln): New function.
322 (ipa_free_node_params_substructures): Do not free notes.
323 (ipa_edge_duplication_hook): Propagate bits within
324 iinlining_processed_edges bitmap.
325 (ipa_node_duplication_hook): Do not duplicate notes.
326 (free_all_ipa_structures_after_ipa_cp): Renamed to
327 ipa_free_all_structures_after_ipa_cp.
328 (free_all_ipa_structures_after_iinln): Renamed to
329 ipa_free_all_structures_after_iinln.g
330 (ipa_write_param_call_note): Removed.
331 (ipa_read_param_call_note): Removed.
332 (ipa_write_indirect_edge_info): New function.
333 (ipa_read_indirect_edge_info): Likewise.
334 (ipa_write_node_info): Do not stream notes, do stream information
336 (ipa_read_node_info): Likewise.
337 (lto_ipa_fixup_call_notes): Removed.
338 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
339 * ipa-inline.c (pass_ipa_inline): Likewise.
340 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
341 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
342 * tree-inline.c (copy_bb): Removed an unnecessary double check for
344 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
346 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
347 (output_cgraph): Stream also indirect edges.
348 (lto_output_edge): Added capability to stream indirect edges.
349 (input_edge): Likewise.
350 (input_cgraph_1): Likewise.
351 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
354 2010-04-28 Richard Guenther <rguenther@suse.de>
356 PR tree-optimization/43879
357 PR tree-optimization/43909
358 * tree-ssa-structalias.c (struct variable_info): Add
359 only_restrict_pointers flag.
360 (new_var_info): Initialize it. Increment stats.total_vars here.
361 (create_function_info_for): Do not increment stats.total_vars
363 (get_function_part_constraint): Fix build with C++.
364 (insert_into_field_list): Remove.
365 (push_fields_onto_fieldstack): Properly merge fields.
366 (create_variable_info_for): Split and simplify.
367 (create_variable_info_for_1): New piece.
368 (intra_create_variable_infos): Properly make restrict constraints
371 2010-04-28 Richard Guenther <rguenther@suse.de>
374 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
377 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
378 Jan Hubicka <hubicka@ucw.cz>
380 * doc/invoke.texi (-Wsuggest-attribute=const,
381 -Wsuggest-attribute=pure): Document.
382 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
383 (function_always_visible_to_compiler_p,
384 suggest_attribute, warn_function_pure, warn_function_const):
386 (check_call): Improve debug info.
387 (analyze_function): Do not check availability.
388 (add_new_function): Check availability.
389 (propagate): Output warnings.
390 (skip_function_for_local_pure_const): New function.
391 (local_pure_const): Use it; output warnings.
392 * common.opt (Wsuggest-attribute=const,
393 Wsuggest-attribute=pure): New.
395 2010-04-27 Jakub Jelinek <jakub@redhat.com>
397 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
398 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
399 or DW_CFA_def_cfa_offset{,_sf}.
401 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
403 * tree.h: Fix truncated long macros.
405 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
407 * collect2.c (TARGET_64BIT): Redefine to target's default.
409 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
410 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
411 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
412 for underscoring __USER_LABEL_PREFIX__.
413 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
414 (SUB_LINK_ENTRY32): New.
415 (SUB_LINK_ENTRY64): New.
416 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
417 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
418 (SUB_LINK_ENTRY64): New.
419 (SUB_LINK_ENTRY): New.
420 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
421 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
422 x64 target is choosen.
423 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
424 * configure: Regenerated.
425 * configure.ac (leading-mingw64-underscores): Option added.
427 2010-04-27 Jan Hubicka <jh@suse.cz>
429 * doc/invoke.texi (-fipa-profile): Document.
430 * opts.c (decode_options): Enable ipa-profile at -O1.
431 * timevar.def (TV_IPA_PROFILE): Define.
432 * common.opt (fipa-profile): Add.
433 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
435 (cgraph_propagate_frequency): Handle only local ones.
436 * tree-pass.h (pass_ipa_profile): Declare.
437 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
438 (pass_ipa_profile): Use TV_IPA_PROFILE.
439 * ipa.c (ipa_profile): New function.
440 (gate_ipa_profile): Likewise.
441 (pass_ipa_profile): New global variable.
442 * passes.c (pass_ipa_profile): New.
444 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
446 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
448 2010-04-27 Martin Jambor <mjambor@suse.cz>
451 * ipa.c (dissolve_same_comdat_group_list): New function.
452 (function_and_variable_visibility): Call
453 dissolve_same_comdat_group_list when comdat group contains external or
455 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
456 lists are circular and that they contain only DECL_ONE_ONLY nodes.
458 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
460 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
461 (const_hash_1) <VECTOR_CST>: New case.
462 (compare_constant) <VECTOR_CST>: Likewise.
463 <ADDR_EXPR>: Deal with LABEL_REFs.
464 (copy_constant) <VECTOR_CST>: New case.
466 2010-04-27 Jan Hubicka <jh@suse.cz>
468 * cgraph.c (cgraph_propagate_frequency): New function.
469 * cgraph.h (cgraph_propagate_frequency): Declare.
470 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
471 cgraph_propagate_frequency.
473 2010-04-27 Jakub Jelinek <jakub@redhat.com>
475 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
477 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
480 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
481 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
482 here to determine which regs to push and how much stack to reserve.
484 2010-04-27 Jie Zhang <jie@codesourcery.com>
486 * doc/gimple.texi (gimple_statement_with_ops): Remove
487 addresses_taken field.
488 (gimple_statement_with_memory_ops): Likewise.
490 2010-04-27 Jan Hubicka <jh@suse.cz>
492 * tree-inline.c (eni_inlining_weights): Remove.
493 (estimate_num_insns): Special case more builtins.
495 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
498 * c-typeck.c (build_binary_op): Move forward check for comparison
499 pointer with null pointer constant and adjust the diagnostic message.
501 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
504 * configure.ac (gcc_cv_as_section_has_align): Set if installed
505 binutils supports extended .section directive needed by LTO, or
506 warn if older binutils found.
507 (LTO_BINARY_READER): New AC_SUBST'd variable.
508 (LTO_USE_LIBELF): Likewise.
509 * gcc/config.gcc (lto_binary_reader): New target-specific configure
511 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
512 (LTO_USE_LIBELF): Likewise.
513 * configure: Regenerate.
515 * collect2.c (is_elf): Rename from this ...
516 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
517 object files in addition to ELF-formatted ones.
518 (scan_prog_file): Caller updated. Also allow for LTO info marker
519 symbol to be prefixed or not by an extra underscore.
521 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
522 * config/i386/winnt.c: Also #include lto-streamer.h
523 (i386_pe_asm_named_section): Specify 1-byte section alignment for
525 (i386_pe_asm_output_aligned_decl_common): Add comment.
526 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
528 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
531 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
532 Add missing earlyclobber for second alternative.
534 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
536 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
537 bits for artificial defs at the top of the block.
538 * fwprop.c (single_def_use_enter_block): Don't call it.
540 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
543 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
544 instead of "$gcc_cv_objdump -T".
545 Use "-undefined dynamic_lookup" on darwin.
546 * gcc/configure: Regenerate.
548 2010-04-26 Jakub Jelinek <jakub@redhat.com>
551 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
553 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
555 * c-parser.c (struct c_token): Move location field up.
556 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
557 (struct c_declspecs): Convert typespec_word, storage_class, and
558 default_int_p into bitfields.
559 (struct c_declarator): Move loc field up.
561 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
563 * cfgloop.h (struct loop): Move can_be_parallel field up.
564 * ipa-prop.h (struct ip_node_params): Move bitfields up.
565 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
567 (struct iv_cand): Convert pos field into a bitfield.
568 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
570 (struct _stmt_vec_info): Shuffle fields for better packing.
572 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
574 * varasm.c (IN_NAMED_SECTION): Remove guard.
575 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
576 (IN_NAMED_SECTION_P): ...this.
577 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
578 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
580 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
582 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
583 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
584 of shadowing it. Fix comments.
586 2010-04-26 Jan Hubicka <jh@suse.cz>
588 * cgraph.c (cgraph_create_node): Set node frequency to normal.
589 (cgraph_clone_node): Copy function frequency.
590 * cgraph.h (node_frequency): New enum
591 (struct cgraph_node): Add.
592 * final.c (rest_of_clean_state): Update.
593 * lto-cgraph.c (lto_output_node): Output node frequency.
594 (input_overwrite_node): Input node frequency.
595 * tre-ssa-loop-ivopts (computation_cost): Update.
596 * lto-streamer-out.c (output_function): Do not output function
598 * predict.c (maybe_hot_frequency_p): Update and handle functions
600 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
602 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
603 (compute_function_frequency): Set noreturn functions to be executed
605 (choose_function_section): Update.
606 * lto-streamer-in.c (input_function): Do not input function frequency.
607 * function.c (allocate_struct_function): Do not initialize function
609 * function.h (function_frequency): Remove.
610 (struct function): Remove function frequency.
611 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
612 (try_update): Update.
613 * tree-inline.c (initialize_cfun): Do not update function frequency.
614 * passes.c (pass_init_dump_file): Update.
615 * i386.c (ix86_compute_frame_layout): Update.
616 (ix86_pad_returns): Update.
618 2010-04-26 Jie Zhang <jie@codesourcery.com>
620 PR tree-optimization/43833
621 * tree-vrp.c (range_int_cst_p): New.
622 (range_int_cst_singleton_p): New.
623 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
624 when both operands are constants. Use range_int_cst_p in
627 2010-04-26 Jan Hubicka <jh@suse.cz>
629 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
631 2010-04-26 Richard Guenther <rguenther@suse.de>
634 * gimple.c (gimple_decl_printable_name): Deal gracefully
635 with a NULL DECL_NAME.
637 2010-04-26 Richard Guenther <rguenther@suse.de>
640 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
641 if emitting debug information and it is either a function
644 2010-04-26 Ira Rosen <irar@il.ibm.com>
646 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
647 determine if the statement is vectorizable, and a macro to access it.
648 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
649 Skip statements that can't be vectorized. If the analysis fails,
650 mark the statement as unvectorizable if vectorizing basic block.
651 (vect_compute_data_refs_alignment): Likewise.
652 (vect_verify_datarefs_alignment): Skip statements marked as
653 unvectorizable. Add print.
654 (vect_analyze_group_access): Skip statements that can't be
655 vectorized. If the analysis fails, mark the statement as
656 unvectorizable if vectorizing basic block.
657 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
658 * tree-vect-stmts.c (vectorizable_store): Fix the number of
659 generated stmts for SLP.
660 (new_stmt_vec_info): Initialize the new field.
661 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
662 statements marked as unvectorizable.
664 2010-04-25 Joseph Myers <joseph@codesourcery.com>
666 * c-common.c (flag_isoc1x): New.
667 (flag_isoc99): Update comment.
668 * c-common.h (flag_isoc1x): New.
669 (flag_isoc99): Update comment.
670 * c-cppbuiltin.c (builtin_define_float_constants): Also define
671 __<type>_DECIMAL_DIG__.
672 * c-opts.c (set_std_c1x): New.
673 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
674 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
675 * c.opt (-std=c1x, -std=gnu1x): New options.
676 * doc/cpp.texi: Mention -std=c1x.
677 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
678 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
679 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
680 * doc/standards.texi: Mention C1X.
681 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
682 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
683 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
686 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
688 * config/i386/gmon-sol2.c (_mcleanup): Change format string
689 placeholder from 0x%x to %#x.
690 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
691 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
692 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
693 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
694 * config/i386/i386.c (ix86_target_string): Ditto.
695 (output_pic_addr_const): Ditto.
696 (print_operand): Ditto.
698 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
700 * combine.c (find_split_point): Add third argument. Use it
701 to find nested multiply-accumulate instructions. Adjust calls.
702 (try_combine): Adjust call to find_split_point.
704 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
706 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
708 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
710 PR tree-optimization/41442
711 * fold-const.c (merge_truthop_with_opposite_arm): New function.
712 (fold_binary_loc): Call it.
714 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
716 * toplev.c (general_init): Set default for fdiagnostics-show-option.
717 * opts.c (common_handle_option): Allow disabling it.
718 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
720 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
722 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
723 between modes if both types are integral.
725 2010-04-23 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/43572
728 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
730 2010-04-23 Richard Guenther <rguenther@suse.de>
733 * tree-inline.c (tree_can_inline_p): Also check compatibility
736 2010-04-23 Martin Jambor <mjambor@suse.cz>
738 PR tree-optimization/43846
739 * tree-sra.c (struct access): New flag grp_assignment_read.
740 (build_accesses_from_assign): Set grp_assignment_read.
741 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
742 (enum mark_read_status): New type.
743 (analyze_access_subtree): Propagate grp_assignment_read, create
744 accesses also if both direct_read and root->grp_assignment_read.
746 2010-04-23 Martin Jambor <mjambor@suse.cz>
749 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
750 function does not have type attributes.
752 2010-04-23 Richard Guenther <rguenther@suse.de>
755 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
758 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
760 * sese.h (create_if_region_on_edge): Remove.
762 * sese.c (create_if_region_on_edge): Make static.
764 * tree-inline.c: Do not include ggc.h.
766 * expr.c: Do not include ggc.h.
768 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
771 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
774 * config/sh/sh.c (find_barrier): Don't emit a constant pool
775 in the middle of insns for casesi_worker_2.
777 2010-04-22 David Edelsohn <edelsohn@gnu.org>
779 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
781 2010-04-22 Ira Rosen <irar@il.ibm.com>
783 PR tree-optimization/43842
784 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
785 loop unrolling in update of exit phis. Fix comment.
786 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
787 least two reduction statements in the loop before starting SLP
790 2010-04-22 Nick Clifton <nickc@redhat.com>
792 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
794 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
796 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
799 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
801 * tree-parloops.c (loop_parallel_p): New argument
802 parloop_obstack. Pass it down.
803 (parallelize_loops): New variable parloop_obstack. Initialize it,
804 pass it down, free it.
806 * tree-loop-linear.c (linear_transform_loops): Pass down
809 * tree-data-ref.h (lambda_compute_access_matrices): New argument
810 of type struct obstack *.
812 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
813 scratch_obstack. Initialize it, pass down, free it.
815 * lambda.h (lambda_loop_new): Remove.
816 (lambda_matrix_new, lambda_matrix_inverse)
817 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
818 argument of type struct obstack *.
820 * lambda-trans.c (lambda_trans_matrix_new): New argument
821 lambda_obstack. Pass it down, use obstack allocation for ret.
822 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
825 * lambda-mat.c (lambda_matrix_get_column)
826 (lambda_matrix_project_to_null): Remove.
827 (lambda_matrix_new): New argument lambda_obstack. Use obstack
829 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
832 * lambda-code.c (lambda_loop_new): New function.
833 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
834 (lambda_compute_auxillary_space, lambda_compute_target_space)
835 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
836 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
837 (build_access_matrix): New argument lambda_obstack. Use obstack
839 (lambda_compute_step_signs, lambda_compute_access_matrices): New
840 argument lambda_obstack. Pass it down.
842 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
844 * optabs.h (expand_widening_mult): Declare.
846 2010-04-22 Richard Guenther <rguenther@suse.de>
848 PR tree-optimization/43845
849 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
850 lookup the CALL_EXPR function and arguments.
852 2010-04-22 Nick Clifton <nickc@redhat.com>
854 * config/stormy16/stormy16.c
855 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
856 * config/stormy16/stormy16.h: Tidy up formatting.
857 (DONT_USE_BUILTIN_SETJMP): Remove definition.
858 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
859 (ineqbranchsi): Delete pattern.
860 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
861 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
862 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
863 stormy16-lib2-ucmpsi2.c.
865 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
867 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
868 df_simulate_find_noclobber_defs as appropriate. Keep track of an
869 extra set merge_set_noclobber, and use it to relax the final test
871 * df.h (df_simulate_find_noclobber_defs): Declare.
872 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
874 (df_simulate_find_noclobber_defs): New function.
876 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.md: Use {} around multi-line preparation statements.
880 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
882 * c-tree.h (push_init_level, pop_init_level, set_init_index)
883 (process_init_element): New argument of type struct obstack *.
885 * c-typeck.c (push_init_level, pop_init_level, set_designator)
886 (set_init_index, set_init_label, set_nonincremental_init)
887 (set_nonincremental_init_from_string, find_init_member)
888 (output_init_element, output_pending_init_elements)
889 (process_init_element): New argument braced_init_obstack. Pass it
891 (push_range_stack, add_pending_init): New argument
892 braced_init_obstack. Use obstack allocation.
894 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
895 braced_init_obstack. Pass it down.
896 (c_parser_braced_init): New variables ret, braced_init_obstack.
897 Initialize obstack, pass it down and finally free it.
899 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
902 * tree-pass.h (pass_optimize_widening_mul): Declare.
903 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
904 gate_optimize_widening_mul): New static functions.
905 (pass_optimize_widening_mul): New.
906 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
907 <case MULT_EXPR>: Remove support for widening multiplies.
908 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
909 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
910 simplify_gen_unary rather than directly building extensions.
911 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
913 * expmed.c (expand_widening_mult): New function.
914 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
916 2010-04-21 Jan Hubicka <jh@suse.cz>
918 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
919 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
920 * lto-wpa-fixup.c: Remove.
921 * Makefile.in (lto-wpa-fixup.o): Remove.
922 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
923 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
924 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
926 2010-04-21 Jan Hubicka <jh@suse.cz>
928 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
929 add write_optimization_summary, read_optimization_summary.
930 (ipa_write_summaries_of_cgraph_node_set): Remove.
931 (ipa_write_optimization_summaries): Declare.
932 (ipa_read_optimization_summaries): Declare.
933 * ipa-cp.c (pass_ipa_cp): Update.
934 * ipa-reference.c (pass_ipa_reference): Update.
935 * ipa-pure-const.c (pass_ipa_pure_const): Update.
936 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
938 * ipa-inline.c (pass_ipa_inline): Update.
939 * ipa.c (pass_ipa_whole_program): Update.
940 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
941 * passes.c (ipa_write_summaries_1): Do not test wpa.
942 (ipa_write_optimization_summaries_1): New.
943 (ipa_write_optimization_summaries): New.
944 (ipa_read_summaries): Do not test ltrans.
945 (ipa_read_optimization_summaries_1): New.
946 (ipa_read_optimization_summaries): New.
948 2010-04-21 Jan Hubicka <jh@suse.cz>
950 * lto-cgraph.c (lto_output_node): Do not output comdat groups
952 (output_cgraph): Do not arrange comdat groups for boundary nodes.
954 2010-04-21 Jakub Jelinek <jakub@redhat.com>
957 * dwarf2out.c (add_name_and_src_coords_attributes): Add
958 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
960 2010-04-21 Jan Hubicka <jh@suse.cz>
962 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
964 2010-04-21 Jan Hubicka <jh@suse.cz>
966 * varpool.c (decide_is_variable_needed): Variable is always needed
969 2010-04-21 Jan Hubicka <jh@suse.cz>
971 * opts.c (decode_options): Enable pure-const pass for whopr.
973 2010-04-21 Jan Hubicka <jh@suse.cz>
975 * cgraph.c (dump_cgraph_node): Dump also assembler name.
976 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
978 (cgraph_decide_inlining): Do not expect callee to be removed in all
981 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
983 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
985 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
987 * config/i386/i386.md (x86_shrd): Add athlon_decode and
988 amdfam10_decode attributes.
990 2010-04-21 Jakub Jelinek <jakub@redhat.com>
993 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
994 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
995 (lower_copyprivate_clauses): Use private var in outer
996 context instead of original var. Make sure the types
997 are correct for VLAs.
999 2010-04-21 Richard Guenther <rguenther@suse.de>
1001 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1002 to non-pointer objects.
1004 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1006 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1007 last chain entry if it starts with the still current label.
1008 (add_location_or_const_value_attribute): Check that
1009 loc_list->first->next is NULL instead of comparing ->first with ->last.
1010 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1011 to add_var_loc_to_decl.
1013 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1014 >= 4 add also address size and segment size fields into CIE header.
1016 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1017 long as address size is the same as sizeof (void *) and
1019 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1020 address size or segment size is unexpected, return DW_EH_PE_omit.
1021 (classify_object_over_fdes): If get_cie_encoding returned
1022 DW_EH_PE_omit, return -1.
1023 (init_object): If classify_object_over_fdes returned -1,
1024 pretend there were no FDEs at all.
1026 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1029 bswap{si,di}2 using SWI48 mode iterator.
1030 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1031 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1032 set modrm attribute of bswap insn to 0 and remove length attribute.
1033 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1034 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1035 set mode attribute to <MODE> and remove length attribute.
1037 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1039 PR rtl-optimization/43520
1040 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1041 zero available registers.
1043 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1045 * builtins.c (fold_builtin_cproj): Fold more cases.
1047 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1049 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1050 (fold_builtin_1): Fold builtin cproj.
1051 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1052 Use ATTR_CONST_NOTHROW_LIST.
1054 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1057 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1058 ffsi2_no_cmove for !TARGET_CMOVE.
1059 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1060 (ffssi2): Remove expander.
1061 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1063 (ctz<mode>2): Ditto from ctz{si,di}2.
1064 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1066 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1069 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1071 * dwarf2out.c (AT_linkage_name): Define.
1072 (clone_as_declaration): Handle DW_AT_linkage_name.
1073 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1074 of DW_AT_MIPS_linkage_name.
1075 (move_linkage_attr): Likewise.
1076 (dwarf2out_finish): Likewise.
1078 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1081 * fold-const.c (fold_comparison): New folding rule.
1083 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1085 * double-int.h (double_int_setbit): Declare.
1086 * double-int.c (double_int_setbit): New function.
1087 * rtl.h (immed_double_int_const): Declare.
1088 * emit-rtl.c (immed_double_int_const): New function.
1089 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1090 and immed_double_int_const functions.
1091 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1092 expand_copysign_bit): (Ditto.).
1093 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1094 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1095 * dojump.c (prefer_and_bit_test): (Ditto.).
1096 * expr.c (convert_modes, reduce_to_bit_field_precision,
1097 const_vector_from_tree): (Ditto.).
1098 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1100 2010-04-20 Jan Hubicka <jh@suse.cz>
1102 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1103 (dump_cgraph_node): Dump new flags.
1104 * cgraph.h (struct cgraph_node): Add flags
1105 reachable_from_other_partition and in_other_partition.
1106 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1107 other partition can not be removed.
1108 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1109 the other partition must be output; silence sanity checking on
1110 leaking functions bodies from other paritition.
1111 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1112 (lto_output_node): Output new flags; do not sanity check that inline
1113 clones are output; drop lto_forced_extern_inline_p code; do not mock
1114 visibility flags at partition boundaries.
1115 (add_node_to): New function.
1116 (output_cgraph): Use it to sort functions so masters appear before
1118 (input_overwrite_node): Input new flags.
1119 * passes.c (ipa_write_summaries): Do not call
1120 lto_new_extern_inline_states.
1121 * lto-section-out.c (forced_extern_inline,
1122 lto_new_extern_inline_states lto_delete_extern_inline_states,
1123 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1124 * lto-streamer.h (lto_new_extern_inline_states,
1125 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1126 lto_forced_extern_inline_p): Kill.
1128 2010-04-20 Richard Guenther <rguenther@suse.de>
1130 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1131 from vars that can have pointers.
1132 (process_constraint): Dump useless constraints.
1134 2010-04-20 Richard Guenther <rguenther@suse.de>
1136 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1137 (dump_sa_points_to_info): Remove asserts.
1138 (init_base_vars): nothing_id isn't an escape point nor does it
1141 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1143 * tree.h (TYPE_REF_IS_RVALUE): Define.
1144 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1145 should_move_die_to_comdat, prune_unused_types_walk): Handle
1146 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1147 (modified_type_die, gen_reference_type_die): Emit
1148 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1149 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1151 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1154 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1155 calls for -fpic -m31 if they have been sibcall optimized.
1157 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1159 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1160 ar.lc fixed and call-used.
1162 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1164 2010-04-19 Jan Hubicka <jh@suse.cz>
1166 * opts.c (decode_options): Disable whpr incompatible passes.
1167 * lto/lto.c (lto_1_to_1_map): Skip clones.
1168 (read_cgraph_and_symbols): Do not mark everything as needed.
1169 (do_whole_program_analysis): Do map only after optimizing;
1170 set proper cgraph_state; use passmanager.
1172 2010-04-19 DJ Delorie <dj@redhat.com>
1174 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1175 POINTER_PLUS_EXPR and fix them.
1177 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1179 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1180 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1181 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1182 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1183 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1184 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1185 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1186 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1187 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1188 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1189 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1191 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1193 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1194 (check_cond_move_block): Likewise.
1195 (cond_move_process_if_block): Likewise.
1196 (noce_find_if_block): Improve formatting.
1197 (find_if_header): Pass 0 to memset and tweak conditions.
1198 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1200 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1202 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1206 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1207 with non-local decl doesn't need chain.
1209 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1211 * ira-color.c (allocno_reload_assign): Avoid accumulating
1212 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1214 2010-04-19 Martin Jambor <mjambor@suse.cz>
1216 * gimple.h (create_tmp_reg): Declare.
1217 * gimplify.c (create_tmp_reg): New function.
1218 (gimplify_return_expr): Use create_tmp_reg.
1219 (gimplify_omp_atomic): Likewise.
1220 (gimple_regimplify_operands): Likewise.
1221 * tree-dfa.c (make_rename_temp): Likewise.
1222 * tree-predcom.c (predcom_tmp_var): Likewise.
1223 (reassociate_to_the_same_stmt): Likewise.
1224 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1225 (get_replaced_param_substitute): Likewise.
1226 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1227 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1228 * tree-ssa-pre.c (get_representative_for): Likewise.
1229 (create_expression_by_pieces): Likewise.
1230 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1231 (create_tailcall_accumulator): Likewise.
1233 2010-04-19 Martin Jambor <mjambor@suse.cz>
1235 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1237 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1239 2010-04-19 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/43796
1242 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1243 from SCEV in the lattice.
1244 (vrp_visit_phi_node): Dump change.
1246 2010-04-19 Richard Guenther <rguenther@suse.de>
1248 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1249 * configure: Re-generated.
1251 2010-04-19 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/43783
1254 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1255 constant ARRAY_REF operands two and three if possible.
1257 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1260 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1262 2010-04-19 Jie Zhang <jie@codesourcery.com>
1265 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1267 2010-04-19 Ira Rosen <irar@il.ibm.com>
1269 PR tree-optimization/37027
1270 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1271 and macro to access it.
1272 (vectorizable_reduction): Add argument.
1273 (vect_get_slp_defs): Likewise.
1274 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1275 statements for possible use in SLP.
1276 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1277 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1278 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1280 (vectorizable_reduction): Likewise.
1281 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1283 (vectorizable_type_demotion, vectorizable_type_promotion,
1284 vectorizable_store): Likewise.
1285 (vect_analyze_stmt): Update call to vectorizable_reduction.
1286 (vect_transform_stmt): Likewise.
1287 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1288 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1289 from different interleaving chains in same node.
1290 (vect_slp_rearrange_stmts): New function.
1291 (vect_supported_load_permutation_p): Allow load permutations for
1292 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1293 inside SLP nodes if necessary.
1294 (vect_analyze_slp_instance): Handle reductions.
1295 (vect_analyze_slp): Try to build SLP instances originating from groups
1297 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1298 (vect_get_constant_vectors): Create initial vectors for reductions
1299 according to reduction code. Add new argument.
1300 (vect_get_slp_defs): Add new argument, pass it to
1301 vect_get_constant_vectors.
1302 (vect_schedule_slp_instance): Remove SLP tree root statements.
1304 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1306 * tree.h (ENUM_IS_SCOPED): Define.
1307 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1308 for ENUM_IS_SCOPED enums.
1310 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1312 * fold-const.c (fold_comparison): Use ssizetype.
1313 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1314 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1315 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1316 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1318 * tree.h (initialize_sizetypes): Remove parameter.
1319 (build_common_tree_nodes): Remove second parameter.
1320 * stor-layout.c (initialize_sizetypes): Remove parameter.
1321 Always create an unsigned type.
1322 (set_sizetype): Assert that the passed type is unsigned and simplify.
1323 * tree.c (build_common_tree_nodes): Remove second parameter.
1324 Adjust call to initialize_sizetypes.
1325 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1326 build_common_tree_nodes.
1328 2010-04-18 Matthias Klose <doko@ubuntu.com>
1330 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1332 2010-04-18 Ira Rosen <irar@il.ibm.com>
1334 PR tree-optimization/43771
1335 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1336 load permutation doesn't have gaps.
1338 2010-04-18 Jan Hubicka <jh@suse.cz>
1340 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1341 (sse_prologue_save_insn expander): Use new pattern.
1342 (sse_prologue_save_insn1): New pattern and splitter.
1343 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1345 * i386.c (setup_incoming_varargs_64): Do not compute jump
1347 (ix86_gimplify_va_arg): Update alignment needed.
1348 (ix86_local_alignment): Do not align all local arrays to 128bit.
1350 2010-04-17 Jan Hubicka <jh@suse.cz>
1352 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1354 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1356 * arm.md (negdi2): Remove redundant code to force values into a
1359 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1361 * arm/bpabi.S: Add EABI alignment attributes to objects.
1362 * arm/bpabi-v6m.S: Likewise.
1363 * arm/crti.asm: Likewise.
1364 * arm/crtn.asm: Likewise.
1365 * arm/lib1funcs.asm: Likewise.
1366 * arm/libunwind.S: Likewise.
1368 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1370 * arm-protos.h (tune_params): New structure.
1371 * arm.c (current_tune): New variable.
1372 (arm_constant_limit): Delete.
1373 (struct processors): Add pointer to the tune parameters.
1374 (arm_slowmul_tune): New tuning option.
1375 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1376 (all_cores): Adjust to pick up the tuning model.
1377 (arm_constant_limit): New function.
1378 (arm_override_options): Select the appropriate tuning model. Delete
1379 initialization of arm_const_limit.
1380 (arm_split_constant): Use the new constant-limit model.
1381 (arm_rtx_costs): Pick up the current tuning model.
1382 * arm.md (is_strongarm, is_xscale): Delete.
1383 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1384 for Xscale variant architectures.
1385 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1387 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1389 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1391 (arm_rtx_costs_1): Remove unused variable extra_cost.
1392 (arm_unwind_emit_set): Use variable offset.
1393 (thumb1_output_casesi): Remove unused variable flags.
1395 2010-04-16 Jeff Law <law@redhat.com>
1397 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1398 needing assignment rather than doing a two-phase assignment. Remove
1399 unused variable 'm'.
1401 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1404 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1406 2010-04-16 Doug Kwan <dougkwan@google.com>
1408 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1409 (next_operand_entry_id): New static variable.
1410 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1411 (add_to_ops_vec): Assigned unique ID to operand entry.
1412 (struct oecount_s): New field ID.
1413 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1414 (undistribute_ops_list): Assign unique IDs to oecounts.
1415 (init_reassoc): reset next_operand_entry_id.
1417 2010-04-16 Doug Kwan <dougkwan@google.com>
1419 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1420 missing left parenthesis.
1422 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1425 *btdi_rex64 using SWI48 mode iterator.
1426 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1427 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1428 *jcc_btdi_mask_rex64.
1430 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1432 * double-int.h (tree_to_double_int): Convert to macro.
1433 * double-int.c (tree_to_double_int): Remove.
1435 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1438 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1439 with want_address 2 and in case a single element list might be
1440 possible, call it again with want_address 0.
1442 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1444 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1445 case 'W' print operands for HI mode.
1446 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1447 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1448 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1449 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1451 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1453 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1454 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1455 #xx:3 and #xx:4 mode.
1457 * config/h8300/h8300.md (inverted load with HImode dest): Add
1458 support for H8300SX.
1460 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1461 satisfy 'U' constraint.
1463 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1465 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1466 * configure: Regenerate.
1467 * config.in: Regenerate.
1468 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1471 2010-04-16 Richard Guenther <rguenther@suse.de>
1473 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1474 (struct tree_decl_common): ... here.
1475 (DECL_PT_UID): Adjust.
1476 (SET_DECL_PT_UID): Likewise.
1477 (DECL_PT_UID_SET_P): Likewise.
1479 2010-04-16 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/43572
1482 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1483 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1484 * tree-flow.h (is_call_clobbered): Remove.
1485 * tree-flow-inline.h (is_call_clobbered): Likewise.
1486 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1487 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1488 (execute_return_slot_opt): Adjust.
1489 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1490 check for call clobbered vars here.
1491 (find_tail_calls): Move tailcall verification to the
1494 2010-04-16 Diego Novillo <dnovillo@google.com>
1496 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1498 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1501 * config/arm/arm.md (cbranchqi4): New pattern.
1502 * config/arm/predicates.md (const0_operand,
1503 cbranchqi4_comparison_operator): New predicates.
1505 2010-04-16 Richard Guenther <rguenther@suse.de>
1507 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1508 (dump_gimple_stmt): Likewise.
1510 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1512 * recog.h (struct recog_data): New field is_operator.
1513 (struct insn_operand_data): New field is_operator.
1514 * recog.c (extract_insn): Set recog_data.is_operator.
1515 * genoutput.c (output_operand_data): Emit code to set the
1517 * reload.c (find_reloads): Use it rather than testing for an
1518 empty constraint string.
1521 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1522 If the previous insn is a cbranchsi4_insn with the same arguments,
1523 omit the compare instruction.
1525 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1526 register, inputs must be low registers and we need a low register
1527 scratch. Handle alternative 2 like alternative 3.
1529 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1531 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1532 don't call get_addr on both. If one expression is a VALUE and
1533 the other a REG, check VALUE's locs if the REG isn't among them.
1535 2010-04-16 Christian Bruel <christian.bruel@st.com>
1537 * config/sh/sh.h (sh_frame_pointer_required): New function.
1538 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1539 (flag_omit_frame_pointer) Set.
1540 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1541 (rounded_frame_size): Adjust size with outgoing_args_size.
1542 (sh_set_return_address): Must return from stack pointer.
1543 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1544 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1545 (ACCUMULATE_OUTGOING_ARGS): Define.
1546 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1547 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1549 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1552 * config/sh/sh.c (sh_legitimize_reload_address): Use
1553 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1554 Remove a unneeded check for offset_base.
1556 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1558 * configure: Regenerated.
1560 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1562 * config/s390/s390.c (s390_call_save_register_used): Switch back
1563 to HARD_REGNO_NREGS.
1565 2010-04-15 Richard Guenther <rguenther@suse.de>
1567 * alias.c (alias_set_subset_of): Handle alias-set zero
1570 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1571 Julian Brown <julian@codesourcery.com>
1573 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1574 alternatives according to use of high and low regs.
1575 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1576 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1577 optimizing for size on Thumb-2.
1579 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1581 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1583 2010-04-15 Richard Guenther <rguenther@suse.de>
1585 * tree-ssa-structalias.c (struct variable_info): Add
1587 (new_var_info): Initialize it.
1588 (dump_constraints): Support printing last added constraints.
1589 (debug_constraints): Adjust.
1590 (dump_constraint_graph): Likewise.
1591 (make_heapvar_for): Check for NULL cfun.
1592 (get_function_part_constraint): New function.
1593 (get_fi_for_callee): Likewise.
1594 (find_func_aliases): Properly implement IPA PTA constraints.
1595 (process_ipa_clobber): New function.
1596 (find_func_clobbers): Likewise.
1597 (insert_into_field_list_sorted): Remove.
1598 (create_function_info_for): Properly allocate vars for IPA mode.
1599 Do not use insert_into_field_list_sorted.
1600 (create_variable_info_for): Properly generate constraints for
1601 global vars in IPA mode.
1602 (dump_solution_for_var): Always dump the solution.
1603 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1604 (find_what_var_points_to): Adjust.
1605 (pt_solution_set): Change.
1606 (pt_solution_ior_into): New function.
1607 (pt_solution_empty_p): Export.
1608 (pt_solution_includes_global): Adjust.
1609 (pt_solution_includes_1): Likewise.
1610 (pt_solutions_intersect_1): Likewise.
1611 (dump_sa_points_to_info): Check some invariants.
1612 (solve_constraints): Move constraint dumping ...
1613 (compute_points_to_sets): ... here.
1614 (ipa_pta_execute): ... and here.
1615 (compute_may_aliases): Do not re-compute points-to info
1616 locally if IPA info is available.
1617 (ipa_escaped_pt): New global var.
1618 (ipa_pta_execute): Properly implement IPA PTA.
1619 * tree-into-ssa.c (dump_decl_set): Support dumping
1620 decls not in referenced-vars.
1621 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1622 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1623 (dump_points_to_solution): Likewise.
1624 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1625 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1626 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1627 (copy_decl_to_var): Copy DECL_PT_UID.
1628 (copy_result_decl_to_var): Likewise.
1629 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1630 (copy_node_stat): Copy it.
1631 * tree.h (DECL_PT_UID): New macro.
1632 (SET_DECL_PT_UID): Likewise.
1633 (DECL_PT_UID_SET_P): Likewise.
1634 (struct tree_decl_minimal): Add pt_uid member.
1635 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1636 (pt_solution_empty_p): Declare.
1637 (pt_solution_set): Adjust.
1638 (ipa_escaped_pt): Declare.
1639 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1640 * gimple-pretty-print.c (pp_points_to_solution): New function.
1641 (dump_gimple_call): Dump call clobber/use information.
1642 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1643 * tree-pass.h (TDF_ALIAS): New dump option.
1644 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1645 * doc/invoke.texi (-fipa-pta): Update documentation.
1647 2010-04-15 Richard Guenther <rguenther@suse.de>
1649 * Makefile.in (OBJS-common): Add gimple-fold.o.
1650 (gimple-fold.o): New rule.
1651 * tree.h (maybe_fold_offset_to_reference,
1652 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1654 * gimple.h: ... here.
1655 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1656 may_propagate_address_into_dereference): Move prototypes ...
1657 * gimple.h: ... here.
1658 * tree-ssa-ccp.c (get_symbol_constant_value,
1659 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1660 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1661 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1662 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1663 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1664 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1665 gimplify_and_update_call_from_tree): Move ...
1666 * gimple-fold.c: ... here. New file.
1667 (ccp_fold_builtin): Rename to ...
1668 (gimple_fold_builtin): ... this.
1669 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1671 2010-04-15 Richard Guenther <rguenther@suse.de>
1673 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1674 fit_double_type, force_fit_type_double, add_double_with_sign,
1675 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1676 lrotate_double, rrotate_double, div_and_round_double): Move ...
1677 * double-int.c: ... here.
1678 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1679 add_double, neg_double, mul_double_with_sign, mul_double,
1680 lshift_double, rshift_double, lrotate_double, rrotate_double,
1681 div_and_round_double): Move prototypes ...
1682 * double-int.h: ... here.
1684 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1687 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1688 matching constraints to ensure inputs match the output.
1690 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1693 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1694 in an input-only operand.
1696 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1698 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1699 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1700 (double_int_negative_p): Convert to static inline function.
1701 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1702 (double_int_negative_p): Remove.
1703 * tree.h (lshift_double, rshift_double):
1704 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1705 * fold-const.c (fold_convert_const_int_from_real,
1706 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1707 (lshift_double): Change type of arith argument to bool.
1708 (rshift_double): Change type of arith argument to bool. Correct
1710 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1712 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1715 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1716 at the start and end of the then/else blocks, and omit them from the
1718 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1719 argument; all callers changed. Pass zero to old_insns_match_p instead.
1720 (flow_find_head_matching_sequence): New function.
1721 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1722 * basic-block.h (flow_find_cross_jump,
1723 flow_find_head_matching_sequence): Declare functions.
1725 2010-04-14 Jason Merrill <jason@redhat.com>
1728 * c-common.c (attribute_takes_identifier_p): New fn.
1729 * c-common.h: Declare it.
1731 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1735 (*udivmod<mode>4): Ditto.
1737 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/i386.md (maxmin_int): Rename code attribute from
1740 maxminiprefix and update all users.
1741 (maxmin_float): Ditto from maxminfprefix.
1742 (logic): Ditto from logicprefix.
1743 (absneg_mnemonic): Ditto from absnegprefix.
1744 * config/i386/mmx.md: Update all users of maxminiprefix,
1745 maxminfprefix and logicprefix for rename.
1746 * config/i386/sse.md: Ditto.
1747 * config/i386/sync.md (sync_<code><mode>): Update for
1750 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1753 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1754 warnings converted to errors.
1756 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1758 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1759 used insn_type variable.
1760 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1761 to avoid set-but-not-used warning.
1763 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1765 * df-core.c (df_ref_debug): Change format string placeholder
1767 * dwarf2asm.c (dw2_asm_output_data_raw,
1768 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1769 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1770 * dwarf2out.c (output_cfi, output_cfi_directive,
1771 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1772 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1774 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1775 * print-rtl.c (print_rtx): Ditto.
1777 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1780 * builtins.c (expand_builtin_pow_root): New function to expand pow
1781 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1782 series of sqrt and cbrt calls under -ffast-math.
1783 (expand_builtin_pow): Call it.
1785 2010-04-14 Michael Matz <matz@suse.de>
1787 PR tree-optimization/42963
1788 * tree-cfg.c (touched_switch_bbs): New static variable.
1789 (group_case_labels_stmt): New function broken out from ...
1790 (group_case_labels): ... here, use the above.
1791 (start_recording_case_labels): Allocate touched_switch_bbs.
1792 (end_recording_case_labels): Deallocate it, call
1793 group_case_labels_stmt.
1794 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1796 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1801 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1803 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1805 2010-04-13 Jan Hubicka <jh@suse.cz>
1807 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1808 of optimized out static functions.
1809 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1810 cost computation. Also sanity check for overflows.
1811 (update_caller_keys): Update cgraph_edge_badness call; properly
1812 update fibheap and sanity check that it is up to date.
1813 (add_new_edges_to_heap): Update cgraph_edge_badness.
1814 (cgraph_decide_inlining_of_small_function): Likewise;
1815 add sanity checking that badness in heap is up to date;
1816 improve dumping of reason; Update badness of calls to the
1817 offline copy of function currently inlined; dump badness
1818 of functions not inlined because of unit growth limits.
1820 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1823 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1824 because of sign-extension change when converting to sizetype here...
1825 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1827 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1828 the folding to constants. Remove redundant final conversion.
1829 (fold_binary) <associate>: Do not associate if the re-association of
1830 constants alone overflows.
1831 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1832 to the end of the list.
1833 (multiple_of_p) <COND_EXPR>: New case.
1835 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1837 * opt-functions.awk (opt_sanitized_name): New.
1839 * optc-gen.awk: Use it
1840 * opth-gen.awk: Use it.
1842 2010-04-13 Martin Jambor <mjambor@suse.cz>
1844 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1845 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1846 children. Call replace_uses_with_default_def_ssa_name to handle
1849 2010-04-13 Michael Matz <matz@suse.de>
1852 * builtins.c (expand_builtin_interclass_mathfn): Also create
1853 a register if the predicate doesn't match.
1855 2010-04-13 Diego Novillo <dnovillo@google.com>
1857 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1858 * c-pch.c: Include timevar.h.
1859 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1860 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1861 * ggc-common.c: Include timevar.h.
1862 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1863 * timevar.def (TV_PCH_SAVE): Define.
1864 (TV_PCH_CPP_SAVE): Define.
1865 (TV_PCH_PTR_REALLOC): Define.
1866 (TV_PCH_PTR_SORT): Define.
1867 (TV_PCH_RESTORE): Define.
1868 (TV_PCH_CPP_RESTORE): Define.
1870 2010-04-13 Michael Matz <matz@suse.de>
1872 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1874 (can_reassociate_p): New function.
1875 (break_up_subtract_bb, reassociate_bb): Use it.
1877 2010-04-13 Richard Guenther <rguenther@suse.de>
1880 * builtins.c (c_readstr): Fix assert.
1882 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1884 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1885 when generating cltd insn.
1887 (*ashl<mode>3_1): Remove special handling for register operand 2.
1888 (*ashlsi3_1_zext): Ditto.
1889 (*ashlhi3_1): Ditto.
1890 (*ashlhi3_1_lea): Ditto.
1891 (*ashlqi3_1): Ditto.
1892 (*ashlqi3_1_lea): Ditto.
1893 (*<shiftrt_insn><mode>3_1): Ditto.
1894 (*<shiftrt_insn>si3_1_zext): Ditto.
1895 (*<shiftrt_insn>qi3_1_slp): Ditto.
1896 (*<rotate_insn><mode>3_1): Ditto.
1897 (*<rotate_insn>si3_1_zext): Ditto.
1898 (*<rotate_insn>qi3_1_slp): Ditto.
1900 2010-04-13 Richard Guenther <rguenther@suse.de>
1902 * tree-ssa-structalias.c (callused_id): Remove.
1903 (call_stmt_vars): New.
1904 (get_call_vi): Likewise.
1905 (lookup_call_use_vi): Likewise.
1906 (lookup_call_clobber_vi): Likewise.
1907 (get_call_use_vi): Likewise.
1908 (get_call_clobber_vi): Likewise.
1909 (make_transitive_closure_constraints): Likewise.
1910 (handle_const_call): Adjust to do per-call call-used handling.
1911 (handle_pure_call): Likewise.
1912 (find_what_var_points_to): Remove general callused handling.
1913 (init_base_vars): Likewise.
1914 (init_alias_vars): Initialize call_stmt_vars.
1915 (compute_points_to_sets): Process call-used and call-clobbered
1916 vars for call statements.
1917 (delete_points_to_sets): Free call_stmt_vars.
1919 2010-04-13 Richard Guenther <rguenther@suse.de>
1921 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1922 Only add RW dependence for dependence distance zero.
1923 Adjust maximal vectorization factor according to dependences.
1924 Move alignment handling ...
1925 (vect_find_same_alignment_drs): ... here. New function.
1926 (vect_analyze_data_ref_dependences): Adjust.
1927 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1928 (vect_analyze_data_refs): Adjust minimal vectorization factor
1929 according to data references.
1930 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1931 dependences before determining the vectorization factor.
1932 Analyze alignment after determining the vectorization factor.
1933 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1934 dependences before alignment.
1935 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1937 (vect_analyze_data_refs): Likewise.
1938 (MAX_VECTORIZATION_FACTOR): New define.
1940 2010-04-13 Duncan Sands <baldrick@free.fr>
1942 * except.h (lang_eh_type_covers): Remove.
1943 * except.c (lang_eh_type_covers): Likewise.
1945 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1946 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1948 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1949 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1950 UNITS_PER_LONG where it is ABI relevant.
1951 (s390_return_addr_rtx): Likewise.
1952 (s390_back_chain_rtx): Likewise.
1953 (s390_frame_area): Likewise.
1954 (s390_frame_info): Likewise.
1955 (s390_initial_elimination_offset): Likewise.
1956 (save_gprs): Likewise.
1957 (s390_emit_prologue): Likewise.
1958 (s390_emit_epilogue): Likewise.
1959 (s390_function_arg_advance): Likewise.
1960 (s390_function_arg): Likewise.
1961 (s390_va_start): Likewise.
1962 (s390_gimplify_va_arg): Likewise.
1963 (s390_function_profiler): Likewise.
1964 (s390_optimize_prologue): Likewise.
1965 (s390_rtx_costs): Likewise.
1966 (s390_secondary_reload): Likewise.
1967 (s390_promote_function_mode): Likewise.
1968 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1969 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1970 registers available.
1971 (s390_unwind_word_mode): New function.
1972 (s390_function_value): Split 64 bit values into register pair if
1973 used as return value.
1974 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1975 function call parameters. Handle parallels.
1976 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1977 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1978 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1979 (s390_expand_setmem): Remove unused variable src_addr.
1980 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1981 deal with 64 bit registers.
1982 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1983 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1984 (UNITS_PER_LONG): New macro.
1985 * libjava/include/s390-signal.h: Define extended ucontext
1986 structure containing the upper halfs of the 64 bit registers.
1988 2010-04-13 Simon Baldwin <simonb@google.com>
1990 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1992 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1994 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1995 rvalue on the RHS if the LHS is of a non-renamable type.
1996 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1998 2010-04-13 Matthias Klose <doko@ubuntu.com>
2000 * gcc.c (cc1_options): Handle -iplugindir before processing
2001 the cc1 spec. Only add -iplugindir once.
2002 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2004 * common.opt (iplugindir): Remove `Separate' property, initialize.
2005 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2007 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2008 (distclean): Remove plugin dir.
2009 * doc/invoke.texi: Document -iplugindir.
2011 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2013 * doc/plugins.texi (Loading Plugins): Document short
2014 -fplugin=foo option.
2015 (Plugin API): Mention default_plugin_dir_name function.
2017 * gcc.c (find_file_spec_function): Add new declaration.
2018 (static_spec_func): Use it for "find-file".
2019 (find_file_spec_function): Add new function.
2020 (cc1_options): Add -iplugindir option if -fplugin* options found.
2022 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2024 * plugin.c (add_new_plugin): Updated comment, and handle short
2026 (default_plugin_dir_name): Added new function.
2028 * common.opt (iplugindir): New option to set the plugin directory.
2030 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2032 * config/i386/i386.md (any_rotate): New code iterator.
2033 (rotate_insn): New code attribute.
2035 (SWIM124): New mode iterator.
2036 (<rotate_insn>ti3): New expander.
2037 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2038 any_rotate code iterator.
2039 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2040 using any_rotate code iterator and SWIM124 mode iterator.
2041 (ix86_rotlti3): New insn_and_split pattern.
2042 (ix86_rotrti3): Ditto.
2043 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2044 ix86_rotl{di,ti}3 patterns.
2045 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2046 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2047 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2048 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2049 code iterator and SWI mode iterator.
2050 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2051 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2053 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2054 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2055 (bswap rotatert splitter): Add splitter.
2056 (bswap splitter): Macroize splitter using any_rotate code iterator.
2057 Add insn predicate to split only for TARGET_USE_XCHGB or when
2058 optimizing function for size.
2060 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2062 * config/pa/pa.c (emit_move_sequence): Remove use of
2063 deleted variable flag_argument_noalias.
2065 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2067 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2069 Add to unsupported targets list.
2070 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2071 sparc*-sun-solaris2.[567]* from target lists.
2072 * configure: Regenerate.
2073 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2075 Remove Solaris 7 patch references.
2076 (Specific, sparc-sun-solaris2.7): Removed.
2077 (sparc-sun-solaris2*): Update Solaris 7 example.
2078 (sparc64-*-solaris2*): Likewise.
2080 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2082 * config.build (alpha*-dec-osf4*): Remove.
2083 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2084 of obsolete configurations.
2085 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2087 * config/alpha/t-osf4: Renamed to ...
2088 * config/alpha/t-osf5: ... this.
2089 * config/alpha/osf.h: Renamed to ...
2090 * config/alpha/osf5.h: ... this.
2091 Merged old osf5.h contents.
2093 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2094 (EXTRA_SPECS): Removed.
2095 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2096 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2099 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2101 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2103 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2106 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2107 __thiscall convention.
2109 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2111 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2113 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2115 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2117 * function.c (assign_parms_initialize_all): Add unused attribute
2120 2010-04-12 Richard Guenther <rguenther@suse.de>
2122 * gsstruct.def (GSS_CALL): New.
2123 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2124 * gimple.h: Include tree-ssa-alias.h.
2125 (struct gimple_statement_call): New.
2126 (union gimple_statement_struct_d): Add gimple_call member.
2127 (gimple_call_reset_alias_info): Declare.
2128 (gimple_call_use_set): New function.
2129 (gimple_call_clobber_set): Likewise.
2130 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2131 * gimple.c (gimple_call_reset_alias_info): New function.
2132 (gimple_build_call_1): Call it.
2133 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2134 * tree-inline.c (remap_gimple_stmt): Likewise.
2135 (expand_call_inline): Remove callused handling.
2136 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2137 * tree-dfa.c (dump_variable): Likewise.
2138 * tree-parloops.c (parallelize_loops): Likewise.
2139 * tree-ssa.c (init_tree_ssa): Likewise.
2140 (delete_tree_ssa): Likewise.
2141 * tree-flow-inline.h (is_call_used): Remove.
2142 * tree-flow.h (struct gimple_df): Remove callused member.
2143 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2144 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2145 (ref_maybe_used_by_call_p_1): Simplify.
2146 (call_may_clobber_ref_p_1): Likewise.
2147 * tree-ssa-structalias.c (compute_points_to_sets): Set
2148 the call stmt used and clobbered sets.
2149 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2150 (find_tail_calls): Verify the tail call.
2152 2010-04-12 Richard Guenther <rguenther@suse.de>
2154 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2155 single-iteration always-inline inlining.
2156 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2157 (cgraph_decide_inlining): Do not handle always-inline specially.
2158 (try_inline): Remove always-inline cycle detection special case.
2159 Do not recurse on always-inlines.
2160 (cgraph_early_inlining): Do not iterate if not optimizing.
2161 (cgraph_gate_early_inlining): remove.
2162 (pass_early_inline): Run unconditionally.
2163 (gate_cgraph_decide_inlining): New function.
2164 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2165 not inlining or optimizing.
2166 (cgraph_decide_inlining_of_small_functions): Also consider
2167 always-inline functions.
2168 (cgraph_default_inline_p): Return true for nodes which should
2169 disregard inline limits.
2170 (estimate_function_body_sizes): Assume zero size and time for
2171 nodes which are marked as disregarding inline limits.
2172 (cgraph_decide_recursive_inlining): Do not perform recursive
2173 inlining on always-inline nodes.
2175 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2178 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2179 for exprs satisfying handled_component_p.
2181 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2183 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2184 non-constant aggregate elements.
2186 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2187 is a real initialization.
2189 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2192 * c-decl.c (start_function): Move forward check for nested function.
2194 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2196 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2197 * config/sh/sh.c: Include reload.h.
2198 (sh_legitimize_reload_address): New.
2199 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2200 sh_legitimize_reload_address.
2202 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2204 * config/sh/sh.md (*movqi_pop): New insn pattern.
2205 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2207 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386.md (any_shiftrt): New code iterator.
2210 (shiftrt_insn): New code attribute.
2212 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2213 using any_shiftrt code iterator.
2214 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2215 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2216 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2217 pattern from corresponding peephole2 patterns.
2218 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2219 using any_shiftrt code iterator.
2220 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2221 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2222 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2223 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2224 *{ashr,lshr}<mode>3_cmp_zext.
2225 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2227 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2229 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2231 (*lshr<mode>3_cconly): Ditto.
2233 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2236 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2237 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2238 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2240 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2241 from corresponding peephole2 patterns.
2242 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2243 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2244 and *lshrdi3_1_rex64 using SWI mode iterator.
2245 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2246 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2247 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2248 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2249 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2250 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2251 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2252 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2253 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2256 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2258 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2259 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2260 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2261 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2263 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2264 from corresponding peephole2 patterns.
2265 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2266 (ashrsi3_cvt): Rename from ashrsi3_31.
2267 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2268 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2269 and x86_64_shift_adj_3 using SWI48 mode iterator.
2270 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2271 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2272 and *ashrdi3_1_rex64 using SWI mode iterator.
2273 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2274 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2275 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2276 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2277 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2278 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2279 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2280 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2281 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2283 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2284 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2285 x86_shift<mode>_adj_3 expanders.
2287 2010-04-10 Wei Guozhi <carrot@google.com>
2290 * config/arm/arm.c (arm_pic_static_addr): New function.
2291 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2293 (arm_output_addr_const_extra): Output expression for new pattern.
2294 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2296 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2298 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2301 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2302 * web.c: Include "insn-config.h" and "recog.h".
2303 (union_match_dups): New function.
2304 (web_main): Call it.
2305 (union_defs): Don't try to recognize match_dups.
2307 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2308 if doing so would replace the entire pattern.
2310 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2314 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2315 and splitter pattern. Change splitter operand 1 predicate to
2318 2010-04-09 Martin Jambor <mjambor@suse.cz>
2320 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2321 lattices are addresses of CONST_DECLs with the same initial value.
2322 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2323 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2325 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2326 Bernd Schmidt <bernds@codesourcery.com>
2328 * loop-invariant.c (replace_uses): New static function.
2329 (move_invariant_reg): Use it to ensure we can replace the uses.
2331 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2333 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2335 (picochip_override_options): Enable section anchors only above -O1.
2336 (picochip_reorg): Fixed a couple of build warnings.
2338 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2340 * configure.ac (plugin -rdynamic test): Log result.
2341 * configure: Regenerate.
2342 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2343 (RDYNAMIC_SPEC): Define.
2344 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2346 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2348 * configure.ac: Determine Sun ld version numbers.
2349 (comdat_group): Restrict GNU ld version checks to gld.
2350 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2351 (enable_comdat): Support --enable-comdat.
2352 * configure: Regenerate.
2353 * doc/install.texi (Configuration): Document --enable-comdat.
2355 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2357 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2358 * config/sol2-gld.h: ... here.
2359 * config.gcc (sparc*-*-solaris2*): Reflect this.
2360 (i[34567]86-*-solaris2*): Use it.
2362 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2364 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2366 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2368 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2371 * diagnostic.c (diagnostic_initialize): Initialize
2372 some_warnings_are_errors.
2373 (diagnostic_finish): New.
2374 (diagnostic_action_after_output): Call it before exiting.
2375 (diagnostic_report_diagnostic): Do not print message here. Set
2376 some_warnings_are_errors.
2377 * diagnostic.h (diagnostic_context): Delete
2378 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2379 (diagnostic_finish): Declare.
2380 * toplev.c (toplev_main): Call it before exit.
2382 2010-04-09 Jason Merrill <jason@redhat.com>
2385 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2386 for incomplete type.
2389 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2390 based on a warning flag.
2392 2010-04-09 Richard Guenther <rguenther@suse.de>
2394 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2396 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2399 * varasm.c (default_assemble_visibility): Wrap vars that are
2400 set, but unused, by targets without GAS.
2401 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2402 Remove set, but unused, vars.
2403 (rs6000_legitimize_tls_address): Likewise.
2404 (altivec_expand_dst_builtin): Likewise.
2405 * config/darwin.c (machopic_classify_symbol): Likewise.
2406 (machopic_indirection_name): Likewise.
2408 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.md (DWI): New mode iterator.
2411 (S): New mode attribute.
2412 (shift_operand): Ditto.
2413 (shift_immediate_operand): Ditto.
2414 (ashl_input_operand): Ditto.
2415 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2416 using SDWIM mode iterator.
2417 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2418 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2420 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2421 from corresponding peephole2 patterns.
2422 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2423 and x86_64_shift_adj_1 using SWI48 mode iterator.
2424 (x86_shift<mode>_adj_2): Ditto.
2425 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2426 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2427 using SWI48 mode iterator.
2428 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2429 *ashldi3_cmp_rex64 using SWI mode iterator.
2430 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2431 *ashldi3_cconly_rex64 using SWI mode iterator.
2432 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2433 x86_shift<mode>_adj_{1,2}.
2434 (ix86_split_ashr): Ditto.
2435 (ix86_split_lshr): Ditto.
2437 2010-04-09 Richard Guenther <rguenther@suse.de>
2439 * target.h (builtin_conversion): Pass in input and output types.
2440 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2441 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2442 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2443 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2445 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2447 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2449 2010-04-09 Richard Guenther <rguenther@suse.de>
2452 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2454 2010-04-09 Richard Guenther <rguenther@suse.de>
2456 * tree-vectorizer.h (struct _stmt_vec_info): Document
2457 that vectype is the type of the LHS.
2458 (supportable_widening_operation, supportable_narrowing_operation):
2459 Get both input and output vector types as arguments.
2460 (vect_is_simple_use_1): Declare.
2461 (get_same_sized_vectype): Likewise.
2462 * tree-vect-loop.c (vect_determine_vectorization_factor):
2463 Set STMT_VINFO_VECTYPE to the vector type of the def.
2464 (vectorizable_reduction): Adjust.
2465 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2466 Adjust. Specify the output vector type.
2467 (vect_pattern_recog_1): Adjust.
2468 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2469 (vectorizable_call): Adjust.
2470 (vectorizable_conversion): Likewise.
2471 (vectorizable_operation): Likewise.
2472 (vectorizable_type_demotion): Likewise.
2473 (vectorizable_type_promotion): Likewise.
2474 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2476 (vect_is_simple_use_1): New function.
2477 (supportable_widening_operation): Get both input and output
2479 (supportable_narrowing_operation): Likewise.
2480 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2482 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2484 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2485 __thiscall and _thiscall as predefined macros.
2486 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2487 thiscall attribute handling.
2488 (ix86_comp_type_attributes): Likewise.
2489 (ix86_function_regparm): Likewise.
2490 (ix86_return_pops_args): Likewise.
2491 (init_cumulative_args): Likewise.
2492 (find_drap_reg): Likewise.
2493 (ix86_static_chain): Likewise.
2494 (x86_this_parameter): Likewise.
2495 (x86_output_mi_thunk): Likewise.
2496 (ix86_attribute_table): Add description for thiscall attribute.
2497 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2498 * doc/extend.texi: Add documentation for thiscall.
2500 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2503 * c.opt (Wint-to-pointer-cast): Available in C++.
2504 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2506 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2508 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2509 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2510 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2511 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2512 function type instead. Reorder and simplify checks.
2514 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2516 2010-04-08 Jing Yu <jingyu@google.com>
2517 Zdenek Dvorak <ook@ucw.cz>
2519 PR tree-optimization/42720
2520 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2521 loop unswitch conditions here from ...
2522 (tree_unswitch_single_loop): ... here.
2524 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2526 * tree-if-conv.c: Fix comments and simplify logic.
2528 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2530 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2531 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2532 (main_tree_if_conversion): Update call to tree_if_conversion.
2534 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2537 * doc/invoke.texi (-b,-V): Delete.
2538 * doc/tm.texi: Do not mention -b.
2539 * gcc.c (display_help): Delete -b and -V.
2540 (process_command): Delete -b and -V.
2541 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2543 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2544 Wolfgang Gellerich <gellerich@de.ibm.com>
2546 Implement target hook for loop unrolling
2547 * target.h (loop_unroll_adjust): Add a new target hook function.
2548 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2549 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2550 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2551 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2552 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2554 (decide_unroll_stupid): Likewise.
2556 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2559 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2561 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2563 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2564 (Specific, *-*-solaris2*): Likewise.
2565 Don't prefer Sun as over GNU as.
2567 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2569 * config/s390/s390.c (override_options): Adjust the z10
2570 defaults for max-unroll-times, max-completely-peeled-insns
2571 and max-completely-peel-times.
2573 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2575 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2576 instructions for z10.
2577 (s390_expand_setmem): Likewise.
2578 (s390_expand_cmpmem): Likewise.
2580 2010-04-08 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/43679
2583 * tree-ssa-pre.c (eliminate): Only propagate copies.
2585 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2588 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2589 set but not used variable warning.
2591 2010-04-08 Wei Guozhi <carrot@google.com>
2594 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2595 (arm_size_rtx_costs): Call the new function when optimized for size.
2597 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2600 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2601 op0 is not a MEM, just return NULL instead of assertion
2603 (discover_nonconstant_array_refs): Don't walk debug stmts.
2605 2010-04-08 Doug Kwan <dougkwan@google.com>
2607 * configure.ac: Recognize gold and do not use its version number
2608 to test ld features.
2609 * configure: Regenerate.
2611 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2614 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2615 (negate_value): Move code to push elements to broken_up_substracts ...
2616 (eliminate_plus_minus_pair): ... here. Push operands that have no
2617 negative pair to plus_negates.
2618 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2620 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2622 * doc/install.texi (Configuration): Move description of
2623 --enable-lto, --with-libelf*, --enable-gold from Java section to
2626 * doc/generic.texi (Working with declarations)
2627 (Function Properties, C and C++ Trees): Fix typos.
2628 * doc/sourcebuild.texi (Top Level): Likewise.
2630 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2633 * tree.h (DECL_READ_P): Define.
2634 (struct tree_decl_common): Add decl_read_flag.
2635 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2636 a set but not used warning.
2637 (merge_decls): Merge DECL_READ_P flag.
2638 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2639 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2640 * c-common.c (handle_used_attribute, handle_unused_attribute):
2642 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2644 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2646 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2647 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2648 c_parser_binary_expression, c_parser_cast_expression,
2649 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2650 Call default_function_array_read_conversion instead of
2651 default_function_array_conversion where needed.
2652 (c_parser_unary_expression, c_parser_conditional_expression,
2653 c_parser_postfix_expression_after_primary, c_parser_initelt):
2654 Likewise. Call mark_exp_read where needed.
2655 (c_parser_statement_after_labels, c_parser_asm_operands,
2656 c_parser_typeof_specifier, c_parser_sizeof_expression,
2657 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2659 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2661 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2662 (warn_unused_but_set_parameter): Default to warn_unused
2664 * doc/invoke.texi: Document -Wunused-but-set-variable and
2665 -Wunused-but-set-parameter.
2667 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2668 used count variable.
2669 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2670 when operandN variables aren't used in the body of the expander
2672 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2673 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2674 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2675 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2676 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2677 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2678 * tree.c (PROCESS_ARG): Likewise.
2680 2010-04-07 Simon Baldwin <simonb@google.com>
2682 * diagnostic.h (diagnostic_override_option_index): New macro to
2683 set a diagnostic's option_index.
2684 * c-tree.h (c_cpp_error): Add warning reason argument.
2685 * opts.c (_warning_as_error_callback): New.
2686 (register_warning_as_error_callback): Store callback for
2687 warnings enabled via enable_warning_as_error.
2688 (enable_warning_as_error): Call callback, minor code tidy.
2689 * opts.h (register_warning_as_error_callback): Declare.
2690 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2691 response to -Werror=.
2692 (c_common_init_options): Register warning_as_error_callback in opts.c.
2693 * common.opt: Add -Wno-cpp option.
2694 * c-common.c (struct reason_option_codes_t): Map cpp warning
2695 reason codes to gcc option indexes.
2696 * (c_option_controlling_cpp_error): New function, lookup the gcc
2697 option index for a cpp warning reason code.
2698 * (c_cpp_error): Add warning reason argument, call
2699 c_option_controlling_cpp_error for diagnostic_override_option_index.
2700 * doc/invoke.texi: Document -Wno-cpp.
2702 2010-04-07 Richard Guenther <rguenther@suse.de>
2704 * ipa-reference.c (mark_load): Use get_base_address.
2705 (mark_store): Likewise.
2707 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2708 inserting GIMPLE_NOPs into the IL.
2709 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2710 Explicitly strip handled components and indirect references.
2712 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2713 folding address expressions.
2714 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2715 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2716 operand_equal_p to compare decls.
2717 (ptr_deref_may_alias_decl_p): Likewise.
2718 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2719 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2720 Handle reversed comparison ops.
2721 * tree-sra.c (asm_visit_addr): Use get_base_address.
2722 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2723 * ipa-reference.c (mark_address): Use get_base_address.
2725 2010-04-07 Richard Guenther <rguenther@suse.de>
2727 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2728 Propagate constants everywhere.
2730 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2733 * tree.c (MAX_INT_CACHED_PREC): Define.
2734 (nonstandard_integer_type_cache): New array.
2735 (build_nonstandard_integer_type): Cache results for precision
2736 <= MAX_INT_CACHED_PREC.
2738 2010-04-07 Richard Guenther <rguenther@suse.de>
2740 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2741 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2742 * common.opt: Likewise.
2743 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2744 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2745 (nonoverlapping_memrefs_p): Likewise.
2746 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2747 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2748 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2749 OPT_fargument_noalias_global for backward compatibility.
2751 2010-04-07 Richard Guenther <rguenther@suse.de>
2753 PR tree-optimization/43270
2754 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2755 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2756 * tree-ssa-pre.c (phi_translate_1): Adjust.
2757 (fully_constant_expression): Split out vn_reference handling to ...
2758 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2759 Fold reads from constant strings.
2760 (vn_reference_lookup): Handle fully constant references.
2761 (vn_reference_lookup_pieces): Likewise.
2762 * Makefile.in (expmed.o-warn): Add -Wno-error.
2764 2010-04-07 Martin Jambor <mjambor@suse.cz>
2766 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2768 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2771 * gcc.c: Add -static-libstdc++ to list of recognized options.
2773 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2775 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2777 2010-04-07 Richard Guenther <rguenther@suse.de>
2780 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2781 bases build simple mem attributes to retain points-to information.
2783 2010-04-07 Richard Guenther <rguenther@suse.de>
2786 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2787 preserve points-to related information.
2789 2010-04-07 Richard Guenther <rguenther@suse.de>
2792 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2793 discard plain indirect references.
2794 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2795 * tree.c (tree_nop_conversion): Likewise.
2797 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2800 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2802 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2804 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2805 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2807 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2809 * tree-if-conv.c: Fix indentation and comments.
2811 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2813 * tree-if-conv.c: Sort static functions in topological order.
2815 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2817 * tree-if-conv.c: Fix indentation and comments.
2819 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2822 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2823 lang_hooks.types.type_for_size instead of
2824 build_nonstandard_integer_type.
2825 When converting an unsigned type to signed, double its precision.
2826 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2827 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2828 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2831 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2834 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2835 POINTER_PLUS_EXPR for pointer types.
2837 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2840 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2841 * graphite-clast-to-gimple.c: Include langhooks.h.
2842 (max_signed_precision_type): New.
2843 (max_precision_type): Takes two types as arguments.
2844 (precision_for_value): New.
2845 (precision_for_interval): New.
2846 (gcc_type_for_interval): New.
2847 (gcc_type_for_value): New.
2848 (gcc_type_for_clast_term): New.
2849 (gcc_type_for_clast_red): New.
2850 (gcc_type_for_clast_bin): New.
2851 (gcc_type_for_clast_expr): Split up into several functions.
2852 (gcc_type_for_clast_eq): Rewritten.
2853 (compute_bounds_for_level): New.
2854 (compute_type_for_level_1): New.
2855 (compute_type_for_level): New.
2856 (gcc_type_for_cloog_iv): Removed.
2857 (gcc_type_for_iv_of_clast_loop): Rewritten.
2858 (graphite_create_new_loop): Compute the lower and upper bound types
2859 with gcc_type_for_clast_expr.
2860 (graphite_create_new_loop_guard): Same.
2861 (find_cloog_iv_in_expr): Removed.
2862 (compute_cloog_iv_types_1): Removed.
2863 (compute_cloog_iv_types): Removed.
2864 (gloog): Do not call compute_cloog_iv_types.
2865 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2867 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2868 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2869 (GBB_CLOOG_IV_TYPES): Removed.
2871 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2873 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2874 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2875 (detect_commutative_reduction): Same.
2877 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2879 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2880 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2882 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2883 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2884 (rewrite_commutative_reductions_out_of_ssa): Same.
2885 * passes.c (execute_function_todo): Call verify_ssa for every pass
2886 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2887 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2888 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2889 with an extra argument.
2890 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2891 verify_ssa only when the extra argument is true.
2892 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2893 with an extra argument.
2894 (tree_transform_and_unroll_loop): Same.
2896 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2898 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2899 for all the passes of the LNO having LOOP_CLOSED_SSA.
2900 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2901 * tree-loop-distribution.c (pass_loop_distribution): Same.
2902 * tree-pass.h (TODO_verify_loops): Removed.
2903 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2905 (pass_tree_unswitch): Same.
2906 (pass_predcom): Same.
2907 (pass_vectorize): Same.
2908 (pass_linear_transform): Same.
2909 (pass_graphite_transforms): Same.
2910 (pass_iv_canon): Same.
2911 (pass_complete_unroll): Same.
2912 (pass_complete_unrolli): Same.
2913 (pass_parallelize_loops): Same.
2914 (pass_loop_prefetch): Same.
2915 (pass_iv_optimize): Same.
2917 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2920 * passes.c (init_optimization_passes): Move pass_lim before
2921 pass_copy_prop and pass_dce_loop.
2923 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2926 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2927 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2928 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2929 MULTI_* defines for 4 argument vpermil2p* builtins.
2931 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2934 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2935 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2936 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2937 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2938 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2939 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2940 Use x86_maybe_negate_const_int to output insn mnemonic.
2941 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2942 check from instruction predicate. Update comments.
2943 * config/i386/sync.md (sync_add<mode>): Use
2944 x86_maybe_negate_const_int to output insn mnemonic.
2946 2010-04-06 Jan Hubicka <jh@suse.cz>
2948 PR tree-optimization/42906
2949 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2950 IGNORE_SELF argument. Set visited_control_parents for fully
2952 (find_obviously_necessary_stmts): Update call of
2953 mark_control_dependent_edges_necessary.
2954 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2956 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.md: Remove comment about 'e' and 'E'
2961 2010-04-06 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/43627
2964 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2965 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2968 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2970 * BASE-VER: Change to 4.6.0.
2973 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2976 2010-04-06 Richard Guenther <rguenther@suse.de>
2979 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2981 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2983 * doc/invoke.texi (Optimize Options): Document that LTO
2984 won't remove object access purely due to incompatible
2987 2010-04-04 Matthias Klose <doko@ubuntu.com>
2989 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2990 Initialize variable.
2992 2010-04-03 Richard Guenther <rguenther@suse.de>
2995 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2996 require a non-NULL MEM_OFFSET.
2998 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3000 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3001 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3002 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3003 config/alpha/predicates.md, config/arm/arm.md,
3004 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3005 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3006 config/darwin9.h, config/darwin.c, config/darwin.h,
3007 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3008 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3009 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3010 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3011 config/mips/mips.md, config/mn10300/mn10300.c,
3012 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3013 config/rs6000/aix.h, config/rs6000/dfp.md,
3014 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3015 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3016 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3017 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3018 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3019 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3020 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3021 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3022 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3023 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3024 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3025 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3026 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3027 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3028 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3029 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3030 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3031 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3032 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3033 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3034 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3035 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3036 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3037 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3038 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3039 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3040 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3041 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3042 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3043 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3044 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3045 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3046 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3047 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3048 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3049 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3051 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3054 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3055 * aclocal.m4: Regenerate.
3057 2010-04-02 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/43629
3060 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3061 if we have seen a constant value.
3063 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3065 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3067 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3070 * arm.c (legitimize_tls_address): Adjust call to
3071 gen_tls_load_dot_plus_four.
3072 (arm_note_pic_base): New function.
3073 (arm_cannot_copy_insn_p): Use it.
3074 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3077 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3082 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3084 * Makefile.in ($(out_object_file)): Depend on
3085 gt-$(basename $(notdir $(out_file))).h.
3087 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3089 * config.gcc (lm32-*-rtems*): Add t-lm32.
3091 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3093 * config.gcc: Add lm32-*-rtems*.
3094 * config/lm32/rtems.h: New file.
3096 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3099 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3101 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3103 * dwarf2out.c (output_compilation_unit_header): For
3104 -gdwarf-4 use version 4 instead of version 3.
3105 (output_line_info): For version 4 and above emit additional
3106 maximum ops per insn header field.
3107 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3109 * dwarf2out.c (is_c_family, is_java): Remove.
3110 (lower_bound_default): New function.
3111 (add_bound_info, gen_descr_array_type_die): Use it.
3113 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3116 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3117 re-declaration when it happens in a function.
3119 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3121 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3122 (cgraph_remove_function_insertion_hook): Same.
3123 (cgraph_call_function_insertion_hooks): Same.
3125 2010-04-01 Richard Guenther <rguenther@suse.de>
3128 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3129 and TREE_THIS_VOLATILE.
3130 (copy_ref_info): Likewise.
3131 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3132 * tree.c (build6_stat): Ignore side-effects of all but arg5
3133 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3136 2010-04-01 Richard Guenther <rguenther@suse.de>
3138 PR tree-optimization/43607
3139 * ipa-type-escape.c (check_call): Do not access non-existing
3142 2010-04-01 Richard Guenther <rguenther@suse.de>
3146 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3147 Jack Howarth <howarth@bromo.med.uc.edu>
3149 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3152 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3154 * doc/install.texi (Prerequisites): Document libelf usability on
3155 IRIX 5/6 and Solaris 2.
3156 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3157 Update GNU as, GNU ld requirements.
3158 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3159 Document Sun Studio compiler download.
3160 Update and simplify as, ld recommendations.
3161 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3163 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3165 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3166 with_tune_32 to pentium4.
3168 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3172 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3174 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3175 obsoletion, removal.
3177 Document GNU as requirement.
3178 Update configure requirements.
3179 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3180 Recomment IRIX 6.5.18+.
3181 Document IDF/IDL requirement.
3182 Document GNU as requirement.
3183 Document GNU ld bootstrap failure.
3184 Remove freeware.sgi.com reference.
3186 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3188 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3189 UNIX V4.0, V5.0 obsoletion, removal.
3190 Remove --with-gc=simple reference.
3191 Update VM requirements during bootstrap.
3192 Remove -oldas bootstrap description.
3193 Update binutils reference.
3194 Remove comparison failure note.
3196 2010-03-31 Richard Guenther <rguenther@suse.de>
3197 Zdenek Dvorak <ook@ucw.cz>
3198 Sebastian Pop <sebastian.pop@amd.com>
3201 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3202 with multiple arguments.
3203 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3205 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3207 * graphite-dependences.c (print_pddr): Call print_pdr with an
3209 * graphite-poly.c (debug_pdr): Add an extra argument for the
3212 (print_pbb_domain): Same.
3214 (print_scop_context): Same.
3216 (print_cloog): Same.
3217 (debug_pbb_domain): Same.
3221 (debug_scop_context): Same.
3223 (debug_cloog): Same.
3224 (print_scop_params): Same.
3225 (debug_scop_params): Same.
3226 (print_iteration_domain): Same.
3227 (print_iteration_domains): Same.
3228 (debug_iteration_domain): Same.
3229 (debug_iteration_domains): Same.
3230 (print_scattering_function): Same.
3231 (print_scattering_functions): Same.
3232 (debug_scattering_function): Same.
3233 (debug_scattering_functions): Same.
3234 * graphite-poly.h (debug_pdr): Update declaration.
3236 (print_pbb_domain): Same.
3238 (print_scop_context): Same.
3240 (print_cloog): Same.
3241 (debug_pbb_domain): Same.
3245 (debug_scop_context): Same.
3247 (debug_cloog): Same.
3248 (print_scop_params): Same.
3249 (debug_scop_params): Same.
3250 (print_iteration_domain): Same.
3251 (print_iteration_domains): Same.
3252 (debug_iteration_domain): Same.
3253 (debug_iteration_domains): Same.
3254 (print_scattering_function): Same.
3255 (print_scattering_functions): Same.
3256 (debug_scattering_function): Same.
3257 (debug_scattering_functions): Same.
3259 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3261 * graphite-poly.c (print_scattering_function_1): New.
3262 (print_scattering_function): Call it.
3263 (print_scop_params): Remove spaces at the end of lines.
3266 * graphite-poly.h (print_cloog): Declared.
3267 (debug_cloog): Declared.
3269 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3271 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3273 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3274 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3275 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3276 to switch between adding the IV bump in loop->latch or in loop->header.
3278 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3280 * graphite-poly.c (print_scattering_function): Pretty print following
3283 (print_pbb_domain): Same.
3284 (dump_gbb_cases): Same.
3285 (dump_gbb_conditions): Same.
3288 (print_scop_params): Same.
3289 (print_scop_context): Same.
3291 (print_pbb_body): New.
3292 (lst_indent_to): New.
3293 (print_lst): Start new lines with a #.
3294 * graphite-poly.h (pbb_bb): New.
3295 (pbb_index): Use pbb_bb.
3296 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3298 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3300 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3302 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3303 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3304 and 0 instead of 1 for dw_val_class_flag.
3305 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3306 dw_val_class_range_list, dw_val_class_loc_list,
3307 dw_val_class_lineptr and dw_val_class_macptr, use
3308 DW_FORM_flag_present for dw_val_class_flag and
3309 DW_FORM_exprloc for dw_val_class_loc.
3310 (output_die): For -gdwarf-4 print dw_val_class_loc
3311 size as uleb128 instead of 1 or 2 bytes and don't print
3312 anything for dw_val_class_flag.
3314 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3315 instead of cselib_lookup following by tweaking locs->setting_insn.
3318 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3319 even before returning from label, setjmp call or volatile asm
3322 2010-03-31 Richard Guenther <rguenther@suse.de>
3325 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3326 temporary data on stack.
3328 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3330 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3331 (PUSHSECTION_ASM_OP): Remove.
3332 (POPSECTION_ASM_OP): Remove.
3333 (PUSHSECTION_FORMAT): Remove.
3334 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3335 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3336 * config/sol2.c (solaris_output_init_fini): Use it.
3338 2010-03-31 Jie Zhang <jie@codesourcery.com>
3341 * opt-functions.awk (var_type_struct): Use signed char type
3342 for simple variables.
3344 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3346 * config/sol2.c: Include output.h.
3347 (solaris_assemble_visibility): New function.
3348 * config/t-sol2 (sol2.o): Add output.h dependency.
3349 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3350 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3353 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3356 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3357 V2SImode or XFmode on PRE_DEC.
3360 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3363 2010-03-31 Jie Zhang <jie@codesourcery.com>
3366 * reload.h (caller_save_initialized_p): Declare.
3367 * toplev.c (backend_init_target): Don't call
3368 init_caller_save but set caller_save_initialized_p to false.
3369 * caller-save.c (caller_save_initialized_p): Define.
3370 (init_caller_save): Check caller_save_initialized_p.
3371 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3373 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3376 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3377 and soft-fp/t-softfp to tmake_file.
3378 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3379 (LIBGCC2_TF_CEXT): Define.
3382 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3385 * cselib.c (n_useless_values): Document handling of debug locs.
3386 (n_useless_debug_values, n_debug_values): New variables.
3387 (new_elt_loc_list): Don't add to debug values, keep count.
3388 (promote_debug_loc): New.
3389 (cselib_reset_table): Zero new variables.
3390 (entry_and_rtx_equal_p): Promote debug locs.
3391 (discard_useless_locs): Increment n_useless_debug_values for
3393 (remove_useless_values): Adjust n_useless_values and n_debug_values
3394 with n_useless_debug_values.
3395 (add_mem_for_addr): Promote debug locs.
3396 (cselib_lookup_mem): Likewise.
3397 (cselib_lookup_addr): Renamed to...
3398 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3399 (cselib_log_lookup): ... this. Turn into...
3400 (cselib_lookup_addr): ... new wrapper.
3401 (cselib_lookup_from_insn): New.
3402 (cselib_invalidate_regno): Increment n_useless_debug_values for
3404 (cselib_invalidate_mem): Likewise.
3405 (cselib_process_insn): Take n_deleted and n_debug_values into
3406 account to guard remove_useless_value call.
3407 (cselib_finish): Zero n_useless_debug_values.
3408 * cselib.h (cselib_lookup_from_insn): Declare.
3409 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3410 (sched_analyze_2): Likewise.
3412 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3414 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3416 (adjust_mems): Replace narrowing SUBREG of expression containing
3417 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3418 with operations in the narrower mode.
3421 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3422 regs_invalidated_by_call instead all call_used_reg_set registers.
3424 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3427 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3428 pointer comparisons with types_compatible_p.
3429 * tree-vect-stmts.c (vectorizable_call): Same.
3430 (vectorizable_condition): Same.
3432 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3434 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3435 stack check if the mask would be zero.
3437 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3438 Jack Howarth <howarth@bromo.med.uc.edu>
3440 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3443 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3446 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3448 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3449 Include ___unordxf2 and ___unordtf2.
3450 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3453 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3455 * config/lm32/t-lm32: New file.
3456 * config.gcc: Use the above file when targetting lm32.
3458 2010-03-28 Duncan Sands <baldrick@free.fr>
3460 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3462 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3465 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3466 Improve vectorization cost model diagnostic.
3468 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3471 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3472 compute_data_dependences_for_loop returns false, early exit
3473 and output an extra diagnostic for the failed data reference
3476 2010-03-29 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/43560
3479 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3480 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3482 2010-03-29 Jie Zhang <jie@codesourcery.com>
3485 * toplev.c (process_options): Set optimization_default_node
3486 and optimization_current_node.
3487 * opts.c (decode_options): Don't set optimization_default_node
3488 and optimization_current_node.
3490 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3492 * config/rtems.h: Abandon -qrtems_debug.
3494 2010-03-28 Jan Hubicka <jh@suse.cz>
3496 PR tree-optimization/43505
3497 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3498 map should not be copied.
3500 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3503 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3504 cdtors, set DECL_PRESERVE_P.
3505 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3508 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3510 PR tree-optimization/43528
3511 * stor-layout.c (place_field): Check that constant fits into
3512 unsigned HWI when skipping calculation of MS bitfield layout.
3514 2010-03-27 Jan Hubicka <jh@suse.cz>
3517 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3518 notice_global_symbol work.
3520 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3522 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3523 instead of dwarf2out_decl.
3524 (struct var_loc_node): Remove section_label field.
3525 (dwarf2out_function_decl): New function.
3526 (dwarf2out_var_location): Don't set section_label field.
3527 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3529 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3531 PR tree-optimization/43544
3532 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3533 First argument for builtin vectorized function hook is now a
3534 tree to be able to distinguish between machine specific and
3536 * targhooks.c (default_builtin_vectorized_function): Ditto.
3537 * targhooks.h (default_builtin_vectorized_function): Ditto.
3538 * target.h (struct gcc_target): Ditto.
3539 * tree-vect-stmts.c (vectorizable_function): Ditto.
3540 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3541 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3544 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3547 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3548 nested binding iff it is a FUNCTION_DECL.
3549 (store_parm_decls_newstyle): Pass nested=true to bind for
3550 FUNCTION_DECLs amongst parameters.
3552 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3554 * var-tracking.c (vt_expand_loc_callback): Don't run
3555 cselib_expand_value_rtx_cb in dummy mode if
3556 cselib_dummy_expand_value_rtx_cb returned false.
3558 * var-tracking.c (emit_note_insn_var_location): For one part
3559 notes with offset 0, don't add EXPR_LIST around the location.
3560 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3561 add_location_or_const_value_attribute): Adjust for that change.
3564 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3565 into first operand and location into second.
3566 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3567 dw_cfi_oprnd_loc for DW_CFA_expression.
3568 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3569 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3570 assume first argument is regnum and second argument is location.
3572 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3575 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3576 of scratch register to DImode. Split to DImode comparison operator.
3577 Use SImode subreg of scratch register in the multiplication.
3578 (*cmp_sadd_sidi): Ditto.
3579 (*cmp_ssub_si): Ditto.
3580 (*cmp_ssub_sidi): Ditto.
3582 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3586 Remove invalid assert and wrong comment.
3588 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3591 * flags.h (final_insns_dump_p): New extern.
3592 * final.c (final_insns_dump_p): New variable.
3593 (rest_of_clean_state): Set it before -fdump-final-insns=
3594 dumping, clear afterwards.
3595 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3596 MEM_ALIAS_SET on MEMs.
3598 2010-03-26 David S. Miller <davem@davemloft.net>
3600 * configure.ac: Fix sparc GOTDATA_OP bug check.
3601 * configure: Rebuild.
3603 2010-03-26 Alan Modra <amodra@gmail.com>
3605 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3607 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3609 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3610 TLS_SECTION_ASM_FLAG.
3612 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3615 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3616 Clear first_function_block_is_cold.
3619 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3620 argument if the argument is truth_value_p.
3622 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3624 * config/rs6000/constraints.md: Update copyright year for my changes.
3627 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3628 used in reg+reg addressing, swap registers.
3630 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3633 * target.h (struct gcc_target): Add code_end hook.
3634 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3636 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3637 * toplev.c (compile_file): Call targetm.asm_out.code_end
3638 hook before unwind info/debug info output.
3639 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3640 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3641 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3642 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3643 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3644 * config/i386/i386.c (ix86_file_end): Renamed to...
3645 (ix86_code_end): ... this. Make static. Don't call
3646 file_end_indicate_exec_stack. Emit unwind info using
3647 final_start_function/final_end_function.
3648 (darwin_x86_file_end): Remove.
3649 (TARGET_ASM_CODE_END): Define.
3650 * config/i386/i386.h (TARGET_ASM_FILE_END,
3651 NEED_INDICATE_EXEC_STACK): Don't define.
3652 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3653 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3654 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3655 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3658 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3659 at the beginning and final_end_function at the end.
3660 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3662 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3664 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3665 and Sun as TLS syntax.
3666 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3667 * configure: Regenerate.
3668 * config.in: Regenerate.
3669 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3670 (default_elf_asm_named_section): Use it.
3671 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3672 (i386_output_dwarf_dtprel): Likewise.
3673 (output_addr_const_extra): Likewise.
3674 (output_pic_addr_const): Lowercase @GOTTPOFF.
3675 (output_addr_const_extra): Likewise.
3676 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3677 (output_addr_const_extra): Likewise.
3678 (output_pic_addr_const): Lowercase @INDNTPOFF.
3679 (output_addr_const_extra): Likewise.
3680 (output_pic_addr_const): Lowercase @NTPOFF.
3681 (output_addr_const_extra): Likewise.
3682 (output_pic_addr_const): Lowercase @TPOFF.
3683 (output_addr_const_extra): Likewise.
3684 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3685 (*tls_global_dynamic_64): Likewise.
3686 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3687 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3689 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3690 (ASM_OUTPUT_TLS_COMMON): Use it.
3691 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3694 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3695 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3696 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3697 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3698 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3699 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3701 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3703 * config/i386/i386.c (override_options): Don't accept
3704 -mtls-dialect=sun any longer.
3705 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3706 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3707 (*tls_local_dynamic_base_32_sun): Likewise.
3708 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3710 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3713 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3714 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3717 * ira.c (adjust_cleared_regs): New function.
3718 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3722 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3724 * expr.c (expand_expr_real): Restore previous
3725 curr_insn_source_location and curr_insn_block after
3726 expand_expr_real_1 call.
3727 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3728 instead of expand_expr_real_1.
3730 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3732 PR rtl-optimization/43413
3733 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3736 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3739 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3740 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3742 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3744 * config/i386/i386.c (ix86_target_string): Add -mfma.
3745 Fix a typo in comment.
3747 2010-03-22 Mike Stump <mikestump@comcast.net>
3750 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3751 Don't overly align based upon packed packed fields.
3753 2010-03-22 Jason Merrill <jason@redhat.com>
3755 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3756 Use () rather than [], and move before the element type.
3758 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3760 * doc/configfiles.texi (Configuration Files): Removed
3761 fixinc/Makefile*, intl/Makefile.*.
3762 * doc/makefile.texi: Fixed markup. Abstract from version
3763 control system used.
3764 (Makefile): Removed obsolete gcc/java/parse.y example.
3765 * doc/sourcebuild.texi: Likewise.
3766 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3767 libgomp, libssp. Removed fastjar.
3768 (Miscellaneous Docs): Clarify location.
3769 Added COPYING3, COPYING3.LIB.
3770 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3772 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3775 * config/i386/i386.c (x86_function_profiler)
3776 [!NO_PROFILE_COUNTERS]: Fix typo.
3777 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3780 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3781 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3783 * doc/sourcebuild.texi (Test Directives): Split into six
3784 subsections, with most of the current text in new subsections
3785 Directives, Selectors, and Final Actions.
3786 (Directives): Split list of test directives into multiple
3788 (Selectors): Describe use and syntax of selectors.
3789 (Effective-Target Keywords): Describe all existing keywords.
3790 (Add Options): Describe features for dg-add-options.
3791 (Require Support): Describe variants of dg-require-support.
3792 (Final Actions): Describe commands to use in dg-final.
3794 2010-03-22 Michael Matz <matz@suse.de>
3797 * recog.c (validate_replace_rtx_group): Replace also in
3798 REG_EQUAL and REG_EQUIV notes.
3800 2010-03-22 Richard Guenther <rguenther@suse.de>
3802 PR tree-optimization/43390
3803 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3804 sure vector extracts are type correct.
3806 2010-03-22 Richard Guenther <rguenther@suse.de>
3809 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3810 x * sqrt (x) even when optimizing for size if the target
3811 has native support for sqrt.
3813 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3815 * varasm.c (make_decl_rtl_for_debug): Also clear
3816 flag_mudflap for the duration of make_decl_rtl call.
3819 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3820 locs from preserved VALUEs.
3822 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3825 * pa.md (movmemsi): Set align to one if zero.
3826 (movmemdi): Likewise.
3828 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3831 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3832 with their corresponding prologue pushes.
3834 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3837 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3838 at the begining or end.
3839 (spu_expand_epilogue): Likewise.
3841 2010-03-20 Richard Guenther <rguenther@suse.de>
3843 PR rtl-optimization/43438
3844 * combine.c (make_extraction): Properly zero-/sign-extend an
3845 extraction of the low part of a CONST_INT. Also handle
3848 2010-03-19 Mike Stump <mikestump@comcast.net>
3850 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3851 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3852 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3854 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3857 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3860 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3862 PR rtl-optimization/42258
3863 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3864 use that may match DEF.
3867 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3868 the cost of loading the constant rather than assuming
3870 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3871 outer code is AND, do the same tests as the andsi3 expander and
3872 return COSTS_N_INSNS (1) if and is cheap.
3874 * optabs.c (avoid_expensive_constant): Fix formatting.
3876 2010-03-19 Michael Matz <matz@suse.de>
3879 * attribs.c (decl_attributes): When rebuilding a function pointer
3880 type use the same qualifiers as the original pointer type.
3882 2010-03-19 Martin Jambor <mjambor@suse.cz>
3884 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3885 and is_gimple_ip_invariant_address.
3887 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3890 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3892 * config/arm/arm.c (arm_override_options): Turn off
3893 flag_dwarf2_cfi_asm for AAPCS variants.
3895 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3898 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3899 Use PRE_MODIFY instead of PRE_DEC.
3900 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3901 (vfp_emit_fstmd): Likewise.
3903 2010-03-19 Michael Matz <matz@suse.de>
3906 * builtins.c (expand_builtin_interclass_mathfn,
3907 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3910 2010-03-19 Richard Guenther <rguenther@suse.de>
3912 PR tree-optimization/43415
3913 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3914 (phi_translate_1): ... this.
3915 (phi_translate): Move all caching here. Cache all NARY
3916 and REFERENCE translations.
3918 2010-03-19 David S. Miller <davem@davemloft.net>
3920 With help from Eric Botcazou.
3921 * config/sparc/sparc.c: Include dwarf2out.h.
3922 (emit_pic_helper): Delete.
3923 (pic_helper_symbol_name): Delete.
3924 (pic_helper_emitted_p): Delete.
3925 (pic_helper_needed): New.
3926 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3927 (get_pc_thunk_name): New.
3928 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3929 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3930 Set pic_helper_needed to true. Don't call emit_pic_helper.
3931 (sparc_expand_prologue): Update load_pic_register call.
3932 (sparc_output_mi_thunk): Likewise.
3933 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3934 thunk if possible. Output CFI information as needed.
3936 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3937 Jack Howarth <howarth@bromo.med.uc.edu>
3940 * config/i386/i386.h: Fix ABI on darwin x86-32.
3942 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3944 * tree.h: Declare make_decl_rtl_for_debug.
3945 * varasm.c (make_decl_rtl_for_debug): New.
3946 * dwarf2out.c (rtl_for_decl_location): Call it.
3947 * cfgexpand.c (expand_debug_expr): Call it.
3949 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3952 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3956 * var-tracking.c (vt_init_cfa_base): Do nothing if
3957 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3959 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3962 * var-tracking.c (canonicalize_vars_star): New.
3963 (dataflow_post_merge_adjust): Use it.
3965 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3968 * var-tracking.c (non_suitable_const): New function.
3969 (add_uses): For DEBUG_INSNs with constants, don't record any
3970 value, instead just the constant value itself.
3971 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3972 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3973 (emit_notes_in_bb): Likewise.
3974 (emit_note_insn_var_location): For onepart variables if
3975 cur_loc is a VOIDmode constant, use DECL_MODE.
3977 2010-03-18 Martin Jambor <mjambor@suse.cz>
3980 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3981 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3982 all non-clones. Moved call redirection...
3983 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3984 (cgraph_materialize_all_clones): Dispose of all
3985 combined_args_to_skip bitmaps.
3986 (verify_cgraph_node): Do not check for edges pointing to wrong
3987 nodes in inline clones.
3988 * tree-inline.c (copy_bb): Call
3989 cgraph_redirect_edge_call_stmt_to_callee.
3990 * ipa.c (cgraph_remove_unreachable_nodes): Call
3991 cgraph_node_remove_callees even when there are used clones.
3993 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3995 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3997 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4003 2010-03-18 Michael Matz <matz@suse.de>
4006 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4007 into sqrt(x) if we need to preserve signed zeros.
4009 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4010 Eric Botcazou <ebotcazou@adacore.com>
4012 PR rtl-optimization/43360
4013 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4014 note if we don't know its invariant status.
4016 2010-03-18 Michael Matz <matz@suse.de>
4018 PR tree-optimization/43402
4019 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4020 PHI chains of ssa names registered for update.
4022 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4025 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4026 non-offsettable and pre_modify update addressing.
4027 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4028 and "2" alternatives "#".
4029 (*movdd_softfloat32): Make all alternatives "#";
4030 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4031 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4032 (*movdf_softfloat32): Make all alternatives "#";
4033 (movdi): Use the new DIFD mode iterator to create a common splitter
4034 for movdi, movdf and movdd patterns.
4036 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4038 * common.opt (dumpdir): Remove redundant tab.
4040 2010-03-17 Martin Jambor <mjambor@suse.cz>
4042 PR tree-optimization/43347
4043 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4044 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4046 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4048 PR rtl-optimization/42216
4049 * regrename.c (create_new_chain): New function, broken out from...
4050 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4051 appending a use to an empty chain.
4052 (build_def_use): Remove previous changes that convert OP_INOUT to
4053 OP_OUT operands; instead detect the case where an OP_INOUT operand
4054 uses a previously untracked register and create an empty chain for it.
4056 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4058 * doc/extend.texi (Function Attributes): Rewrite unfinished
4059 sentence in ms_abi documentation.
4061 2010-03-17 Alan Modra <amodra@gmail.com>
4063 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4064 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4065 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4066 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4068 2010-03-16 Richard Henderson <rth@redhat.com>
4071 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4072 (lower_try_finally): Save and restore eh_seq around the expansion
4075 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4077 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4078 statements before splitting block.
4080 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4082 * doc/sourcebuild.texi (Testsuites): Fix markup.
4083 Use pathnames relative to gcc/testsuite.
4084 (Test Directives): Move description of how timeout is determined.
4085 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4086 (C Tests): Correct gcc.misc-tests directory.
4087 Framework tests now live in gcc.test-framework.
4089 2010-03-16 Richard Guenther <rguenther@suse.de>
4092 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4093 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4095 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4096 Alexandre Oliva <aoliva@redhat.com>
4098 PR tree-optimization/42917
4099 * lambda-code.c (remove_iv): Skip debug statements.
4100 (lambda_loopnest_to_gcc_loopnest): Likewise.
4101 (not_interesting_stmt): Debug statements are not interesting.
4103 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4107 * cselib.c (cselib_preserve_constants,
4108 cfa_base_preserved_val): New static variables.
4109 (preserve_only_constants): New function.
4110 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4111 clear its REG_VALUES. If cselib_preserve_constants, don't
4112 empty the whole hash table, but preserve there VALUEs with constants,
4113 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4114 (cselib_preserve_cfa_base_value): New function.
4115 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4116 (cselib_init): Change argument to int bitfield. Set
4117 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4119 (cselib_finish): Clear cselib_preserve_constants and
4120 cfa_base_preserved_val.
4121 * cselib.h (enum cselib_record_what): New enum.
4122 (cselib_init): Change argument to int.
4123 (cselib_preserve_cfa_base_value): New prototype.
4124 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4125 * dse.c (dse_step1): Likewise.
4126 * cfgcleanup.c (thread_jump): Likewise.
4127 * sched-deps.c (sched_analyze): Likewise.
4128 * gcse.c (local_cprop_pass): Likewise.
4129 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4130 If FN is non-NULL, call the callback always and whenever it returns
4131 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4132 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4133 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4134 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4135 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4136 * var-tracking.c: Include recog.h.
4137 (bb_stack_adjust_offset): Remove.
4138 (vt_stack_adjustments): Don't call it, instead just gather the
4139 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4140 (adjust_stack_reference): Remove.
4141 (compute_cfa_pointer): New function.
4142 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4143 (struct adjust_mem_data): New type.
4144 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4146 (get_address_mode): New function.
4147 (replace_expr_with_values): Use it.
4148 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4149 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4150 (adjust_sets): Remove.
4151 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4152 Use get_address_mode.
4153 (get_adjusted_src): Remove.
4154 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4155 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4156 (add_with_sets): Don't call adjust_sets.
4157 (fp_setter, vt_init_cfa_base): New functions.
4158 (vt_initialize): Change return type to bool. Move most of pool etc.
4159 initialization to the beginning of the function from end. Pass
4160 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4161 If !frame_pointer_needed, call vt_stack_adjustment before mos
4162 vector is filled, call vt_init_cfa_base if argp/framep has been
4163 eliminated to sp. If frame_pointer_needed and argp/framep has
4164 been eliminated to hard frame pointer, set
4165 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4166 encountering fp setter in the prologue. For MO_ADJUST, call
4167 log_op_type before pusing the op into mos vector, not afterwards.
4168 Call adjust_insn before cselib_process_insn/add_with_sets,
4169 call cancel_changes (0) afterwards.
4170 (variable_tracking_main_1): Adjust for vt_initialize calling
4171 vt_stack_adjustments and returning whether it succeeded or not.
4173 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4175 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4178 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4180 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4182 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4183 drap_reg has not been set.
4185 2010-03-15 Michael Matz <matz@suse.de>
4188 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4189 use it to expand block copies.
4190 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4191 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4192 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4194 2010-03-15 Richard Guenther <rguenther@suse.de>
4196 PR tree-optimization/43367
4197 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4200 2010-03-15 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/43317
4203 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4205 2010-03-15 Martin Jambor <mjambor@suse.cz>
4207 PR tree-optimization/43141
4208 * tree-sra.c (create_abstract_origin): New function.
4209 (modify_function): Call create_abstract_origin.
4211 2010-03-15 Chris Demetriou <cgd@google.com>
4213 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4216 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4219 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4220 call insert_out_of_ssa_copy for default definitions.
4222 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4224 * graphite-clast-to-gimple.c (my_long_long): Defined.
4225 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4226 * graphite-sese-to-poly.c (my_long_long): Defined.
4227 (scop_ivs_can_be_represented): Use it.
4229 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4231 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4232 graphite-max-bbs-per-function, and loop-block-tile-size.
4233 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4235 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4237 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4239 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4240 forward declaration.
4241 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4242 (add_upper_bounds_from_estimated_nit): New.
4243 (build_loop_iteration_domains): Use it.
4245 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4247 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4249 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4252 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4253 should be an INTEGER_CST. Also handle CASE_CONVERT.
4255 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4257 * graphite.c (graphite_initialize): To bound the number of bbs per
4258 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4259 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4260 * doc/invoke.texi: Document it.
4262 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4264 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4265 * graphite-sese-to-poly.h (build_poly_scop): Same.
4267 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4269 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4270 the number of parameters in the scop. Use as an upper bound
4271 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4272 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4273 * doc/invoke.texi: Document it.
4275 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4277 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4278 * doc/c-tree.texi: Remove.
4279 * doc/generic.texi: Merge c-tree.texi here.
4280 * doc/gccint.texi (Trees): Remove menu entry.
4281 (c-tree.texi): Remove @include.
4282 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4283 * doc/languages.texi (Reading RTL): Ditto.
4285 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4288 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4290 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4293 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4294 code added to work around reload clobbering CONST insns.
4296 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4298 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4299 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4300 (cselib_preserve_only_values): Remove retain argument, don't
4301 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4302 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4303 * var-tracking.c (micro_operation): Move insn field before union.
4304 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4305 (struct variable_tracking_info_def): Remove n_mos field, change
4306 mos into a vector of micro_operations.
4307 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4308 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4309 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4310 changing into a vector.
4311 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4312 come before all other uops generated by add_stores.
4313 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4315 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4316 a vector. Run just one pass over the bbs instead of separate counting
4317 and computation phase.
4318 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4321 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4322 into *nonlocalized_list vector.
4323 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4324 even if origin is non-NULL.
4325 (gen_variable_die): Likewise.
4326 (process_scope_var): Don't change origin.
4327 (gen_decl_die): Likewise.
4328 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4329 before adding new edges instead of after it, fix moving over
4332 2010-03-11 David S. Miller <davem@davemloft.net>
4334 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4336 * configure: Rebuild.
4338 2010-03-11 Martin Jambor <mjambor@suse.cz>
4340 PR tree-optimization/43257
4341 * tree.c (assign_assembler_name_if_neeeded): New function.
4342 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4344 * tree.h (assign_assembler_name_if_neeeded): Declare.
4345 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4346 the function if needed.
4348 2010-03-11 Chris Demetriou <cgd@google.com>
4350 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4351 include/stdint-gcc.h, and include/stdint.h world-readable.
4353 2010-03-11 Richard Guenther <rguenther@suse.de>
4355 PR tree-optimization/43255
4356 * tree-vrp.c (process_assert_insertions_for): Do not insert
4357 asserts for trivial conditions.
4359 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4361 PR tree-optimization/43280
4362 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4363 generation. Move calculation of size out of the if branch.
4364 (find_bswap): Modify compare number generation.
4366 2010-03-11 Richard Guenther <rguenther@suse.de>
4369 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4370 (input_gimple_stmt): Fixup handled component types during
4371 operand read. Also fix up decls in ADDR_EXPRs.
4373 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4375 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4376 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4378 2010-03-10 Jan Hubicka <jh@suse.cz>
4381 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4382 * varasm.c (get_variable_section): Don't do that here...
4383 (make_decl_rtl): ... and here.
4384 (do_assemble_alias): Produce decl RTL.
4385 (assemble_alias): Likewise.
4387 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4390 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4391 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4393 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4394 (based_loc_descr): Only express drap or vdrap regno based expressions
4395 using DW_OP_fbreg when not optimizing.
4396 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4397 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4398 REG_CFA_SET_VDRAP note.
4400 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4402 PR tree-optimization/43236
4403 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4404 error in calculation of base address in reverse iteration case.
4405 (generate_builtin): Take number of latch executions if the statement
4408 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4411 * tree-eh.c: Include pointer-set.h.
4412 (lower_eh_dispatch): Filter out duplicate case labels and
4413 remove the unneeded edge when the label is unused. Return
4414 true when some edges are removed.
4415 (execute_lower_eh_dispatch): When any lowering resulted in
4416 removing an edge, also delete unreachable blocks.
4418 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4421 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4422 UNSPEC_MACHOPIC_OFFSET.
4424 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4427 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4428 (m68k_delegitimize_address): New function.
4430 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4433 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4436 * var-tracking.c (adjust_sets): New function.
4437 (count_with_sets, add_with_sets): Use it.
4438 (get_adjusted_src): New inline function.
4439 (add_stores): Use it.
4442 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4443 call cselib_dummy_expand_value_rtx_cb instead of
4444 cselib_expand_value_rtx_cb.
4447 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4448 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4449 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4450 and .cfi_endproc around the pic thunks.
4451 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4452 all queued unwind info register saves are saved before the call.
4453 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4454 considered as sp-=4 for unwind info and the pop as sp+=4 which
4455 also clobbers dest, but doesn't actually restore it.
4458 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4459 RTX_FRAME_RELATED_P.
4461 2010-03-09 Jie Zhang <jie@codesourcery.com>
4463 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4464 whitespaces in output template.
4466 2010-03-09 Jie Zhang <jie@codesourcery.com>
4468 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4471 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4473 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4474 builtins.exp in a separate job.
4476 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4478 * graphite-sese-to-poly.c (add_param_constraints): Use
4479 lower_bound_in_type and upper_bound_in_type.
4481 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4483 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4484 instead of unsigned_type_node.
4486 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4487 Reza Yazdani <reza.yazdani@amd.com>
4490 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4491 on pointer type parameters.
4493 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4497 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4498 handle conversions from pointer to integers.
4499 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4500 induction variable, to be able to work with code generated by CLooG.
4501 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4502 (build_poly_scop): Bail out if we cannot codegen a loop.
4504 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4506 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4507 code generation with gloog_error.
4509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4511 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4512 Call fold_convert on all the returned values.
4513 (expand_scalar_variables_expr): Pass to
4514 expand_scalar_variables_ssa_name the type of the resulting expression.
4516 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4518 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4519 ppl_min_for_le_pointset.
4520 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4521 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4523 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4525 * graphite-dependences.c (map_into_dep_poly): Removed.
4526 (dependence_polyhedron_1): Use combine_context_id_scat.
4528 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4530 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4531 (struct poly_bb): Same.
4532 (combine_context_id_scat): New.
4534 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4537 * sese.c (name_defined_in_loop_p): Return false for default
4540 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4542 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4543 and clean up the logic.
4545 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4547 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4550 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4552 * var-tracking.c (remove_cselib_value_chains): Define only for
4554 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4555 delete_slot_part, emit_notes_for_differences_1): Don't call
4556 remove_cselib_value_chains here.
4557 (set_slot_part, emit_notes_for_differences_2): Don't call
4558 add_cselib_value_chains here.
4559 (preserved_values): New vector.
4560 (preserve_value): New function.
4561 (add_uses, add_stores, vt_add_function_parameters): Use it
4562 instead of cselib_preserve_value.
4563 (changed_values_stack): New vector.
4564 (check_changed_vars_0): New function.
4565 (check_changed_vars_1, check_changed_vars_2): Use it.
4566 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4567 changed_values_stack VALUEs.
4568 (vt_emit_notes): For all preserved_values call
4569 add_cselib_value_chains. If ENABLE_CHECKING call
4570 remove_cselib_value_chains before verifying value_chains is empty.
4571 Initialize and free changed_values_stack.
4572 (vt_initialize): Initialize preserved_values.
4573 (vt_finalize): Free preserved_values.
4575 2010-03-08 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/43269
4578 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4581 2010-03-08 Martin Jambor <mjambor@suse.cz>
4583 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4584 (ipa_is_param_called): Removed.
4585 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4586 (ipa_print_node_params): Do not print the called flag.
4587 (ipa_write_node_info): Do not stream the called flag.
4588 (ipa_read_node_info): Likewise.
4590 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4593 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4594 * cselib.c (struct expand_value_data): Add dummy field.
4595 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4597 (cselib_dummy_expand_value_rtx_cb): New function.
4598 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4600 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4601 * var-tracking.c: Include pointer-set.h.
4602 (variable): Change n_var_parts to char from int. Add
4603 cur_loc_changed and in_changed_variables fields.
4604 (variable_canonicalize): Remove.
4605 (shared_var_p): New inline function.
4606 (unshare_variable): Maintain cur_loc_changed and
4607 in_changed_variables fields. If var was in changed_variables,
4608 replace it there with new_var. Just copy cur_loc instead of
4609 resetting it to something else.
4610 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4611 (dataflow_set_union): Don't call variable_canonicalize.
4612 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4613 of their DEBUG_EXPR_TREE_DECLs.
4614 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4615 and in_changed_variables and cur_loc_changed is false.
4616 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4617 and cur_loc_changed. Don't update cur_loc here.
4618 (variable_merge_over_src): Don't call variable_canonicalize.
4619 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4620 removing loc that is equal to cur_loc, clear cur_loc,
4621 set cur_loc_changed and ensure variable_was_changed is called.
4622 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4623 compare pointers in cur_loc check, if it is equal to loc,
4624 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4625 (variable_different_p): Remove compare_current_location argument,
4626 don't compare cur_loc.
4627 (dataflow_set_different_1): Adjust variable_different_p caller.
4628 (variable_was_changed): If dv had some var in changed_variables
4629 already, reset in_changed_variables flag for it and propagate
4630 cur_loc_changed over to the new variable. On empty var
4631 always set cur_loc_changed. Set in_changed_variables on whatever
4632 var is added to changed_variables.
4633 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4634 Use shared_var_p. When removing loc that is equal to cur_loc,
4635 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4636 end, don't set it to something else, just call variable_was_changed.
4637 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4638 loc being removed, clear cur_loc and set cur_loc_changed.
4639 Set cur_loc_changed if all locations have been removed.
4640 (struct expand_loc_callback_data): New type.
4641 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4642 allocated. Always create SUBREGs if simplify_subreg failed.
4643 Prefer to use cur_loc, when that fails and still in
4644 changed_variables (and seen first time) recompute it. Set
4645 cur_loc_changed of variables which had to change cur_loc and
4646 compute elcd->cur_loc_changed if any of the subexpressions used
4647 had to change cur_loc.
4648 (vt_expand_loc): Adjust to pass arguments in
4649 expand_loc_callback_data structure.
4650 (vt_expand_loc_dummy): New function.
4651 (emitted_notes): New variable.
4652 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4653 that weren't used for any other decl in current
4654 emit_notes_for_changes call call vt_expand_loc_dummy to update
4655 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4656 first loc_chain location if NULL before. Always use just
4657 cur_loc instead of first loc_chain location. When cur_loc_changed
4658 is false, when not --enable-checking=rtl just don't emit any note.
4659 When rtl checking, compute the note and assert it is the same
4660 as previous note. Clear cur_loc_changed and in_changed_variables
4661 at the end before removing from changed_variables.
4662 (check_changed_vars_3): New function.
4663 (emit_notes_for_changes): Traverse changed_vars to call
4664 check_changed_vars_3 on each changed var.
4665 (emit_notes_for_differences_1): Clear cur_loc_changed and
4666 in_changed_variables. Recompute cur_loc of new_var.
4667 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4668 (vt_emit_notes): Initialize and destroy emitted_notes.
4670 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4672 PR rtl-optimization/42220
4673 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4674 Use verify_reg_tracked to determine if we should use OP_OUT rather
4676 (build_def_use): If we see an in-out operand for a register that we
4677 know nothing about, treat is an output if possible, fail the block if
4680 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4683 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4686 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4689 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4690 uses of relevant DEFs that are dead outside the loop too.
4692 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4694 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4696 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4698 * var-tracking.c (values_to_unmark): New variable.
4699 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4700 values_to_unmark vector. Moved body to...
4701 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4702 instead queue it into values_to_unmark vector.
4703 (vt_find_locations): Free values_to_unmark vector.
4705 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4707 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4708 (site.exp): Export them when plugins are enabled.
4710 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4713 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4715 (chrec_fold_multiply): Same.
4717 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4720 * c-decl.c (build_compound_literal): Return early if init is
4723 2010-03-04 Martin Jambor <mjambor@suse.cz>
4725 PR tree-optimization/43164
4726 PR tree-optimization/43191
4727 * tree-sra.c (type_consists_of_records_p): Reject records with
4728 zero-size bit-fields at the end.
4730 2010-03-04 Mike Stump <mikestump@comcast.net>
4732 * Makefile.in (TAGS): Remove *.y.
4734 2010-03-04 Richard Guenther <rguenther@suse.de>
4736 PR tree-optimization/40761
4737 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4739 (my_rev_post_order_compute): New function.
4740 (init_pre): Call it.
4742 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4745 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4746 decrease the cost of an IV candidate when the cost is infinite.
4748 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4750 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4751 Use '3DNow!' for the extension of that name, ensure normal space
4753 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4755 2010-03-03 Jeff Law <law@redhat.com>
4757 * PR middle-end/32693
4758 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4759 than gen_rtx_SUBREG.
4760 (extract_bit_field_1): Likewise.
4762 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4764 * doc/sourcebuild.texi (Test directives): Document that arguments
4765 include-opts and exclude-opts are now optional for dg-skip-if,
4766 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4768 2010-03-03 Jason Merrill <jason@redhat.com>
4771 * cgraph.h (varpool_node): Add extra_name field.
4772 * varpool.c (varpool_extra_name_alias): New.
4773 (varpool_assemble_decl): Emit extra name aliases.
4774 (varpool_mark_needed_node): Look past an extra name alias.
4775 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4776 * lto-streamer-in.c (lto_input_tree): Read it.
4777 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4779 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4781 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4782 (sparc*-*-solaris2*): ...this.
4784 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4787 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4788 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4789 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4790 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4793 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4794 fallthrough to default handling, just with want_address 0 instead of 2.
4795 For single element lists, add_AT_loc directly, otherwise create an
4796 artificial variable DIE and stick location list to it.
4799 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4800 (VAL_EXPR_HAS_REVERSE): Define.
4801 (reverse_op): New function.
4802 (add_stores): For reversible operations add an extra MO_VAL_USE.
4804 2010-03-02 Jason Merrill <jason@redhat.com>
4806 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4808 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4810 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4811 (sparc64-*-linux*): Likewise.
4812 (sparc64-*-solaris2*): Include assembler files before linker ones.
4813 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4814 * config/sparc/gas.h: Delete.
4815 * config/sparc/sol2-64.h: Add copyright notice.
4816 * config/sparc/sol2-gas-bi.h: Likewise.
4817 * config/sparc/sol2-gld.h: Likewise.
4818 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4819 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4820 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4821 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4822 (sparc_elf_asm_named_section): Rename into...
4823 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4825 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4827 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4829 2010-03-02 Jeff Law <law@redhat.com>
4832 * reload1.c (rtx_p, substitute_stack): Declare.
4833 (substitute): Record addresses of changed rtxs.
4834 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4835 Restore the original rtx when complete.
4836 (reload): Free subsitute_stack when complete.
4838 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4840 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4841 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4843 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4844 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4845 Torture Tests): Change from subsection to section.
4847 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4848 Steven Bosscher <steven@gcc.gnu.org>
4850 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4853 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4856 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4857 the assignment from the new induction variable to the assignment
4858 of the value from the original loop PHI function.
4860 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4861 Daniel Jacobowitz <dan@codesourcery.com>
4863 * doc/sourcebuild.texi (Test directives): Clarify options to
4866 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4868 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4869 Disable cfi directives unless GCC and gas agree on using read-only
4870 .eh_frame sections for 64-bit.
4871 * configure: Regenerate.
4873 2010-03-01 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/43220
4876 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4877 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4879 2010-03-01 Richard Guenther <rguenther@suse.de>
4880 Martin Jambor <mjambor@suse.cz>
4883 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4884 gimplified parameters.
4886 2010-03-01 Christian Bruel <christian.bruel@st.com>
4888 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4890 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4892 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4894 2010-03-01 Richard Guenther <rguenther@suse.de>
4897 * expr.c (expand_assignment): Use the alias-oracle to tell
4898 if the rhs aliases the result decl.
4900 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4903 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4904 to sol_gt_pch_get_address.
4905 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4906 64-bit, SPARC and x86.
4907 (sol_gt_pch_get_address): New function.
4909 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4911 * toplev.h (inform_n, error_n): Declare.
4912 * diagnostic.c (inform_n, error_n): New function.
4914 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4916 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4917 has no rtl yet when processing local_decls, queue it and recheck
4918 if deferred stack allocation hasn't assigned it rtl.
4920 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4922 * config/sh/sh.c (unspec_bbr_uid): New.
4923 (gen_block_redirect): Use it instead of INSN_UID.
4924 (gen_far_branch): Likewise.
4926 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4928 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4929 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4931 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4933 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4934 (Warning Options): -Wno-conversion-null is valid for
4935 Objective-C++ as well.
4936 * doc/tm.texi (Named Address Spaces): Likewise.
4937 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4938 * doc/tree-ssa.texi (Tree SSA): Likewise.
4940 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4943 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4944 by default. Don't set the default arch for
4945 i[34567]86-*-darwin*|x86_64-*-darwin*.
4947 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4950 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4951 default. Set the default 32bit/64bit archs with $with_arch
4952 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4954 2010-02-27 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/43186
4957 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4958 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4959 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4960 unroller iterations.
4962 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4964 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4965 required and i[34567]86-*-* targets don't support 64bit ISA.
4967 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4970 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4973 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4975 * config.gcc: Set the default arch at least to Prescott for
4976 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4977 if SSE math is enabled.
4979 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4981 * diagnostic.c (diagnostic_initialize): Update.
4982 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4984 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4985 (diagnostic_inhibit_notes): New.
4986 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4988 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4991 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4992 * doc/standards.texi: Likewise.
4993 * doc/extend.texi: Likewise.
4994 * doc/trouble.texi: Likewise.
4995 * doc/cppopts.texi: Likewise.
4996 * doc/install.texi: Likewise.
4997 * c.opt (std=c90,std=gnu90): New options.
4998 * c-opts.c (c_common_handle_option): Handle them.
5000 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5003 * c-decl.c (undeclared_variable): Use an informative note.
5005 2010-02-26 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/43186
5008 * gimple.h (gimple_fold): Remove.
5009 * gimple.c (gimple_fold): Remove. Inline into single user ...
5010 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5011 Try harder for conditions.
5013 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5016 * function.c (used_types_insert): Don't skip through named pointer
5017 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5018 and it is different from the main variant's type.
5020 2010-02-26 Nick Clifton <nickc@redhat.com>
5022 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5024 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5026 * config.gcc: Support --with-fpmath=sse for x86.
5028 * config/i386/ssemath.h: New.
5030 * doc/install.texi (--with-fpmath=sse): Documented.
5032 2010-02-26 Richard Guenther <rguenther@suse.de>
5034 PR tree-optimization/43188
5035 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5036 vector types of over-aligned element type.
5038 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5041 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5042 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5044 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5046 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5048 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5050 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5051 * var-tracking.c: Include diagnostic.h.
5052 (debug_dv): New function.
5053 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5056 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5057 (add_value_chain, add_value_chains, remove_value_chain,
5058 remove_value_chains): Handle DEBUG_EXPRs.
5059 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5062 * regcprop.c (struct queued_debug_insn_change): New type.
5063 (struct value_data_entry): Add debug_insn_changes field.
5064 (struct value_data): Add n_debug_insn_changes field.
5065 (debug_insn_changes_pool): New variable.
5066 (free_debug_insn_changes, apply_debug_insn_changes,
5067 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5068 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5069 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5071 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5073 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5074 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5075 changes, call cprop_find_used_regs via note_stores.
5076 (copyprop_hardreg_forward): When copying vd from predecessor
5077 which has any queued DEBUG_INSN changes, make sure the pointers are
5078 cleared. At the end call df_analyze and then if there are any
5079 DEBUG_INSN changes queued at the end of some basic block for still
5080 live registers, apply them.
5081 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5083 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5085 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5088 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5090 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5091 targets. Set the default with_cpu/with_arch from arch/cpu.
5092 Allow x86-64 and native for with_cpu/with_arch.
5094 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5096 * ebitmap.c: Change calls to verify_popcount with calls to
5097 sbitmap_verify_popcount.
5098 (ebitmap_clear_bit): Fixed map->cacheindex test and
5099 map>cache update when bit clearing results in an empty
5102 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5105 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5106 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5107 and support both V2DF and V2DI modes.
5108 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5109 support both V2DF and V2DI modes.
5110 (general): Delete trailing whitespace from a few patterns.
5112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5113 V2DF/V2DI interleave high/low builtins.
5115 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5118 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5119 interleave high/low functions.
5121 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5123 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5124 #pragma extern_prefix.
5126 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5129 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5130 BLKmode, assert op0 is a MEM and just adjust its mode.
5133 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5134 if bitpos isn't multiple of mode's bitsize.
5136 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5138 * c.opt (-ftemplate-depth=): New.
5139 (-ftemplate-depth-): Deprecate.
5140 * optc-gen.awk: Handle -ftemplate-depth=.
5141 * opth-gen.awk: Likewise.
5142 * c-opts.c (c_common_handle_option): Likewise.
5143 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5145 2010-02-24 Jason Merrill <jason@redhat.com>
5147 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5149 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5151 * cfg.c (alloc_aux_for_block): Remove inline.
5152 (alloc_aux_for_edge): Likewise.
5154 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5156 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5158 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5160 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5161 * config/i386/sol2-gas.h: New file.
5162 * config.gcc (i[34567]86-*-solaris2*): Use it.
5164 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5167 * c-typeck.c (ep_convert_and_check): New.
5168 (build_conditional_expr): Use it.
5169 (build_binary_op): Likewise.
5171 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5173 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5176 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5177 bounds even for -O+.
5178 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5179 expr needs to have DECL_NAME set.
5181 2010-02-24 Nick Clifton <nickc@redhat.com>
5183 * config/mep/mep.c: Include gimple.h.
5184 (mep_function_uses_sp): Delete unused function.
5185 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5186 parameters. Use unsigned integers to count args. Return a
5187 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5189 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5192 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5193 greater or equal to nelt instead of 2 * nelt.
5194 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5197 2010-02-23 Jason Merrill <jason@redhat.com>
5200 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5201 in cfun->local_decls even if they have register types.
5204 * stor-layout.c (place_field): Don't warn about unnecessary
5205 DECL_PACKED if the type is packed.
5207 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5210 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5211 GOTOFF relocs, even when the base reg isn't pic pointer.
5213 2010-02-23 Michael Matz <matz@suse.de>
5216 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5217 (expand_gimple_basic_block): Generate and use debug temps if there
5218 are debug uses left after the last real use of TERed ssa names.
5219 Unlink debug immediate uses when they are expanded.
5221 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5224 * config/i386/i386.c (override_options): Reorganise to provide
5225 better error messages.
5227 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5230 * graphite-scop-detection.c (create_single_exit_edge): Move
5231 the call to find_single_exit_edge to....
5232 (create_sese_edges): ...here. Don't handle multiple edges
5233 exiting the function.
5234 (build_graphite_scops): Don't handle multiple edges
5235 exiting the function.
5237 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5240 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5241 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5243 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5246 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5248 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5251 * c-typeck.c (convert_arguments): Print declaration location.
5252 * c-common.c (validate_nargs): Rename as
5253 builtin_function_validate_nargs.
5254 (check_builtin_function_arguments): Update.
5256 2010-02-22 Richard Guenther <rguenther@suse.de>
5259 * tree-inline.c (declare_return_variable): Use the type of
5260 the call stmt lhs if available.
5262 2010-02-22 Duncan Sands <baldrick@free.fr>
5264 * passes.c (register_pass): Always consider all pass lists when
5265 ref_pass_instance_number is zero.
5267 2010-02-22 Richard Guenther <rguenther@suse.de>
5269 PR tree-optimization/42749
5270 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5271 parameter. Do arithmetic in the original type.
5272 (update_accumulator_with_ops): Likewise.
5273 (adjust_accumulator_values): Adjust.
5275 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5277 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5278 (QI to BLKmode splitter): New splitter.
5280 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5282 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5283 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5285 2010-02-22 Richard Guenther <rguenther@suse.de>
5287 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5289 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5291 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5292 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5293 ($(T)crti.o, $(T)crtn.o): Remove rules.
5295 2010-02-21 Tobias Burnus <burnus@net-b.de>
5298 * doc/invoke.texi (-fassociative-math): Document that this
5299 option is automatically enabled for Fortran.
5301 2010-02-20 David S. Miller <davem@davemloft.net>
5303 * configure.ac: Test if linker and assembler properly support
5304 GOTDATA_OP relocations.
5305 * configure: Rebuild.
5306 * config.in: Likewise.
5307 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5308 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5309 (movsi_high_pic): Likewise.
5310 (movdi_lo_sum_pic): Likewise.
5311 (movdi_high_pic): Likewise.
5312 (movsi_pic_gotdata_op): New pattern.
5313 (movdi_pic_gotdata_op): Likewise.
5314 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5315 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5317 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5321 attribute to ssemul.
5322 (xop_mulv2div2di3_high): Ditto.
5324 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5327 * c.opt (Wconversion-null): New option.
5328 * doc/invoke.texi (Wconversion-null): Document.
5330 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5332 * common.opt (Wlarger-than-): Add Undocumented.
5334 2010-02-19 Mike Stump <mikestump@comcast.net>
5336 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5338 2010-02-19 Jason Merrill <jason@redhat.com>
5341 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5342 * configure: Likewise.
5344 2010-02-20 Alan Modra <amodra@gmail.com>
5347 * cgraph.h (cgraph_make_decl_local): Declare.
5348 * cgraph.c (cgraph_make_decl_local): New function.
5349 (cgraph_make_node_local): Use it.
5350 * cgraphunit.c (cgraph_function_versioning): Likewise.
5351 * ipa.c (function_and_variable_visibility): Likewise.
5353 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5356 * except.c (sjlj_emit_function_enter): Don't call
5357 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5359 * rtl.h (add_reg_br_prob_note): Remove prototype.
5361 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5364 * c-common.c (conversion_warning): Remove widening conversions
5365 before checking the conversion of integers to reals.
5367 2010-02-19 Mike Stump <mikestump@comcast.net>
5370 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5373 * cgraphunit.c (process_function_and_variable_attributes): Check
5374 DECL_PRESERVE_P instead of looking up attribute "used".
5375 * ipa-pure-const.c (check_decl): Likewise.
5376 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5377 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5378 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5379 instead of attribute "used".
5380 * config/sol2-c.c (solaris_pragma_init): Likewise.
5381 (solaris_pragma_fini): Likewise.
5383 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5385 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5386 Use XCNEW instead of xcalloc.
5387 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5388 XNEW instead of xmalloc.
5389 (get_fields): Use XNEWVEC instead of xmalloc.
5392 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5393 populate vars array.
5394 (create_new_general_access): For debug stmts just reset value.
5395 (get_stmt_accesses): For accesses within debug stmts just record them
5396 using add_access_to_acc_sites instead of preventing the peeling or
5397 counting them as accesses.
5400 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5402 2010-02-19 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/42916
5405 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5408 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5410 * configure.ac: Replace all uses of changequote in macro arguments
5411 with proper quoting.
5413 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5416 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5418 2010-02-19 Richard Guenther <rguenther@suse.de>
5420 PR tree-optimization/42944
5421 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5422 test for aliasing with errno.
5424 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5427 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5428 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5429 * dojump.c: Include output.h.
5430 (inv): New inline function.
5431 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5432 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5433 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5434 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5435 argument, pass it down to other calls.
5436 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5437 add REG_BR_PROB note to the conditional jump.
5438 * cfgexpand.c (add_reg_br_prob_note): Removed.
5439 (expand_gimple_cond): Don't call it, add the probability
5440 as last argument to jumpif_1/jumpifnot_1.
5441 * Makefile.in (dojump.o): Depend on output.h.
5442 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5444 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5445 * stmt.c (do_jump_if_equal): Likewise.
5446 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5447 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5448 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5450 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5451 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5452 jumpifnot_1 callers.
5453 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5455 (store_expr): Adjust jumpifnot caller.
5456 (store_constructor): Adjust jumpif caller.
5459 * gimplify.c (gimple_boolify): For __builtin_expect call
5460 gimple_boolify also on its first argument.
5462 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5464 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5466 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5467 * configure: Regenerated.
5469 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5471 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5472 lang_hooks.types_compatible_p instead of comptypes.
5474 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5476 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5477 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5478 if __prefer_thumb__ is defined.
5480 2010-02-18 Martin Jambor <mjambor@suse.cz>
5482 PR tree-optimization/43066
5483 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5484 array with zero-sized element type.
5486 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5488 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5489 rtx, allocate struct var_loc_node here and return it to the
5490 caller, and only if it is actually needed.
5491 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5492 move it earlier and return immediately if it returns NULL.
5494 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5496 * config/sparc/gas.h: New file. Restore
5497 TARGET_ASM_NAMED_SECTION to its ELF default.
5498 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5500 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5501 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5502 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5503 after sparc/sysv4.h.
5505 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5507 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5509 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5511 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5512 patterns from predicated pattern.
5514 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5518 for insn mnemonic suffix.
5520 2010-02-17 Richard Guenther <rguenther@suse.de>
5522 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5525 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5528 * caller-save.c (save_call_clobbered_regs): If BB ends with
5529 a DEBUG_INSN, move any notes in between last real insn and the last
5530 DEBUG_INSN after the last DEBUG_INSN.
5532 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5534 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5535 Fix return type. Fix argument type. Explain meaning of return value.
5537 2010-02-16 Richard Guenther <rguenther@suse.de>
5539 PR tree-optimization/41043
5540 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5541 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5543 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5545 2010-02-16 Ira Rosen <irar@il.ibm.com>
5547 PR tree-optimization/43074
5548 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5549 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5550 vectorizable cycles in hybrid SLP check.
5551 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5553 2010-02-16 Richard Guenther <rguenther@suse.de>
5555 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5556 (true_dependence): If memrefs_conflict_p computes must-alias
5557 trust it. Move TBAA check after offset-based disambiguation.
5558 (canon_true_dependence): Likewise.
5560 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5562 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5563 * doc/invoke.texi: Document it.
5564 * var-tracking.c: Include toplev.h and params.h.
5565 (vt_find_locations): Return bool indicating success. Compute
5566 hash sizes unconditionally. Check new parameter, report.
5567 (variable_tracking_main_1): Check vt_find_locations results and
5568 retry. Renamed from...
5569 (variable_tracking_main): ... this. New wrapper to preserve
5570 flag_var_tracking_assignments.
5571 * Makefile.in (var-tracking.o): Adjust dependencies.
5573 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5574 Jakub Jelinek <jakub@redhat.com>
5577 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5578 if weak_import attribute is present.
5579 * config/darwin.c (machopic_select_section): Likewise.
5581 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5583 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5584 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5585 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5586 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5588 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5591 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5594 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5595 Rewrite text to refer to the names.
5597 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5599 * config/i386/i386-builtin-types.def
5600 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5601 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5602 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5603 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5604 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5605 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5606 IX86_BUILTIN_VPERMIL2PS256.
5607 (MULTI_ARG_4_DF2_DI_I): Defined.
5608 (MULTI_ARG_4_DF2_DI_I1): Defined.
5609 (MULTI_ARG_4_SF2_SI_I): Defined.
5610 (MULTI_ARG_4_SF2_SI_I1): Defined.
5611 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5612 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5613 __builtin_ia32_vpermil2ps256.
5614 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5615 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5616 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5617 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5618 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5619 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5620 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5621 CODE_FOR_xop_vpermil2v8sf3.
5622 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5623 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5624 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5625 (_mm256_permute2_pd): New.
5626 (_mm_permute2_ps): New.
5627 (_mm256_permute2_ps): New.
5629 2010-02-15 Nick Clifton <nickc@redhat.com>
5631 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5632 boolean parameters. Use emit_jump_insn when emitting a pop
5633 instruction containing a return insn.
5634 (push): Use 'true' rather than '1' as second parameter to F.
5635 (h8300_expand_prologue): Likewise.
5636 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5637 (h8300_expand_epilogue): Likewise.
5639 2010-02-15 Richard Guenther <rguenther@suse.de>
5642 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5645 2010-02-15 Nick Clifton <nickc@redhat.com>
5647 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5650 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5652 * intl.c (fake_ngettext): New function.
5653 * intl.h (fake_ngettext): Declare.
5654 (ngettext): Define macro.
5655 * collect2.c (notice_translated): New function.
5656 (main): Use notice_translated and ngettext.
5657 * collect2.h (notice_translated): Declare.
5659 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5661 * reorg.c (delete_computation): Comment fixes.
5662 * caller-save.c (setup_save_areas): Idem.
5663 * sel-sched-dump.c (dump_lv_set): Idem.
5666 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5668 * config/s390/s390.c (s390_sched_init): New function.
5669 (TARGET_SCHED_INIT): Target hook defined.
5671 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5672 Jack Howarth <howarth@bromo.med.uc.edu>
5673 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5676 Partial revert of unintended change in fix for PR41605.
5677 * config/darwin.h: Fix typo.
5678 * config/darwin9.h: Same.
5680 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5682 * c-pch.c (pch_init): Clear v.
5684 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5687 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5688 graphite_can_represent_init for MULT_EXPR.
5690 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5694 * graphite-sese-to-poly.c (remove_phi): New.
5695 (translate_scalar_reduction_to_array): Call remove_phi.
5697 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5700 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5701 * graphite-clast-to-gimple.h (gloog): Update declaration.
5702 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5703 * graphite-poly.h (struct poly_bb): Add missing comments.
5704 (struct scop): Add poly_scop_p field.
5706 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5707 * graphite.c (graphite_transform_loops): Build the polyhedral
5708 representation for each scop before code generation.
5709 * sese.c (rename_variables_in_operand): Removed.
5710 (rename_variables_in_expr): Return the renamed expression.
5711 (rename_sese_parameters): New.
5712 * sese.h (rename_sese_parameters): Declared.
5714 2010-02-11 Richard Guenther <rguenther@suse.de>
5716 PR tree-optimization/42998
5717 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5718 POINTER_PLUS_EXPR properly.
5720 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5721 Changpeng Fang <changpeng.fang@amd.com>
5724 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5725 the cost of an IV candidate when the IV is used in a test against zero.
5727 * gcc.dg/tree-ssa/ivopts-3.c: New.
5729 2010-02-11 Richard Guenther <rguenther@suse.de>
5732 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5733 pointer-vs-decl case by swapping refs. Handle some cases
5734 of pointer-vs-decl disambiguations more conservatively.
5735 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5736 to false after expanding.
5738 2010-02-11 Richard Guenther <rguenther@suse.de>
5741 * gcc.c (process_command): Handle LTO file@offset case more
5744 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5746 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5747 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5749 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5751 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5752 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5753 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5754 Optimize eq/ne comparisons when both arguments are known to be
5756 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5757 Don't mask operands unnecessarily if they are known to be already
5760 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5762 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5765 2010-02-10 Richard Guenther <rguenther@suse.de>
5767 PR tree-optimization/43017
5768 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5769 for wrapping signed arithmetic.
5771 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5774 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5775 if no debug info should be emitted for it.
5777 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5779 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5780 note when flag_exceptions is set.
5782 2010-02-10 Duncan Sands <baldrick@free.fr>
5784 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5786 2010-02-10 Richard Guenther <rguenther@suse.de>
5789 * tree.c (get_unwidened): Handle constants.
5790 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5792 2010-02-10 Martin Jambor <mjambor@suse.cz>
5795 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5796 check for variable argument counts independently.
5798 2010-02-10 Christian Bruel <christian.bruel@st.com>
5801 * config/sh/sh.c (find_barrier): Increase length for non delayed
5802 conditional branches.
5804 2010-02-10 Christian Bruel <christian.bruel@st.com>
5806 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5808 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5810 * builtins.c (set_builtin_user_assembler_name): Also handle
5811 ffs if int is smaller than word.
5813 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5816 * ira-conflicts.c (get_dup): Remove.
5817 (process_reg_shuffles): Add new parameter. Use it as an
5818 additional guard for copy generation.
5819 (add_insn_allocno_copies): Rewrite.
5821 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5823 * common.opt (fsched2-use-traces): Preserved for backward
5825 * doc/invoke.texi: Remove the documentation about option
5826 -fsched2-use-traces.
5827 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5828 flag_sched2_use_traces.
5829 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5830 the backward compatibility flag section.
5832 2010-02-09 Richard Guenther <rguenther@suse.de>
5834 PR tree-optimization/43008
5835 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5836 make HEAP variables initialized from global memory if they
5837 are not known builtin functions.
5838 (find_func_aliases): Adjust.
5840 2010-02-09 Richard Guenther <rguenther@suse.de>
5842 PR tree-optimization/43000
5843 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5844 arithmetic manually.
5846 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5848 PR tree-optimization/42931
5849 * tree-loop-linear.c (try_interchange_loops): Don't call
5850 double_int_mul if estimated_loop_iterations failed.
5852 2010-02-08 Martin Jambor <mjambor@suse.cz>
5855 * tree-sra.c (build_accesses_from_assign): Do not mark in
5856 should_scalarize_away_bitmap if stmt has volatile ops.
5857 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5860 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5862 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5864 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5866 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5869 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5872 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5874 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5877 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5878 to unknown_dependence.
5879 (graphite_legal_transform_dr): Handle the unknown_dependence.
5880 (graphite_carried_dependence_level_k): Same.
5882 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5884 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5886 2010-02-07 Richard Guenther <rguenther@suse.de>
5889 * expr.c (get_inner_reference): Always initialize *pbitsize.
5891 2010-02-07 Richard Guenther <rguenther@suse.de>
5894 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5895 new ARRAY_REFs on variable size element or minimal index arrays.
5897 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5898 gimple_fold_indirect_ref.
5900 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5903 * arm.c (arm_override_options): Just return if the user has specified
5904 an invalid fpu name.
5906 2010-02-03 Jason Merrill <jason@redhat.com>
5909 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5910 i386_pe_maybe_record_exported_symbol.
5912 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5915 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5916 (pa_delegitimize_address): New function.
5918 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5920 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5921 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5923 2010-02-05 Richard Guenther <rguenther@suse.de>
5926 * lto-streamer-in.c (get_resolution): Deal with references
5927 to undefined functions.
5929 2010-02-05 Richard Guenther <rguenther@suse.de>
5931 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5932 (fold_const_aggregate_ref): Likewise.
5933 (ccp_fold_stmt): Substitute loads.
5934 (maybe_fold_reference): Verify types before substituting.
5936 (fold_gimple_assign): Unshare properly.
5937 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5939 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5941 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5942 for rs6000_gen_cell_microcode.
5944 2010-02-04 Richard Guenther <rguenther@suse.de>
5946 PR rtl-optimization/42952
5947 * dse.c (const_or_frame_p): Remove MEM handling.
5949 2010-02-04 Nick Clifton <nickc@redhat.com>
5951 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5952 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5953 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5954 (mn10300_asm_output_mi_thunk): New function.
5955 (mn10300_can_output_mu_thunk): New function.
5956 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5957 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5958 (FUNCTION_ARG): Delete incorrect comment.
5960 2010-02-03 Jason Merrill <jason@redhat.com>
5963 * fold-const.c (operand_equal_p): Handle erroneous types.
5965 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5967 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5969 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5971 PR rtl-optimization/42941
5972 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5975 2010-02-03 Jason Merrill <jason@redhat.com>
5978 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5980 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5983 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5984 (cselib_reset_table): Renamed from...
5985 (cselib_reset_table_with_next_value): ... this.
5986 (cselib_get_next_uid): Renamed from...
5987 (cselib_get_next_unknown_value): ... this.
5988 * cselib.c (next_uid): Renamed from...
5989 (next_unknown_value): ... this.
5990 (cselib_clear_table): Adjust.
5991 (cselib_reset_table): Adjust. Renamed from...
5992 (cselib_reset_table_with_next_value): ... this.
5993 (cselib_get_next_uid): Adjust. Renamed from...
5994 (cselib_get_next_unknown_value): ... this.
5995 (get_value_hash): Use hash.
5996 (cselib_hash_rtx): Likewise.
5997 (new_cselib_val): Adjust. Set and dump uid.
5998 (cselib_lookup_mem): Pass next_uid as hash.
5999 (cselib_subst_to_values): Likewise.
6000 (cselib_log_lookup): Dump uid.
6001 (cselib_lookup): Pass next_uid as hash. Adjust.
6002 (cselib_process_insn): Adjust.
6003 (cselib_init): Initialize next_uid.
6004 (cselib_finish): Adjust.
6005 (dump_cselib_table): Likewise.
6006 * dse.c (canon_address): Dump value uid.
6007 * print-rtl.c (print_rtx): Print value uid.
6008 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6010 (dv_uid): New function, sort of renamed from...
6011 (dv_htab_hash): ... this, reimplemented in terms of it and...
6012 (dv_uid2hash): ... this. New.
6013 (variable_htab_eq): Drop excess assertions.
6014 (tie_break_pointers): Removed.
6015 (canon_value_cmp): Compare uids.
6016 (variable_post_merge_New_vals): Print uids.
6017 (vt_add_function_parameters): Adjust.
6018 (vt_initialize): Reset table. Adjust.
6020 2010-02-03 Richard Guenther <rguenther@suse.de>
6022 PR tree-optimization/42944
6023 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6024 (call_may_clobber_ref_p_1): Likewise. Properly handle
6025 malloc and calloc clobbering errno.
6027 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6029 * doc/invoke.texi: Fix name of sched1 dump.
6031 * opts.c (decode_options): Set flag_tree_switch_conversion
6032 only conditionally on optimize >= 2.
6034 * gcse.c: Assorted comment fixes in pass description.
6036 2010-02-03 Anthony Green <green@moxielogic.com>
6038 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6039 nop padding in order to maintain alignment of storage location of
6040 target function address.
6041 (moxie_trampoline_init): Store target function address at newly
6043 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6045 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6047 2010-02-03 Richard Guenther <rguenther@suse.de>
6050 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6052 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6054 * config.gcc: Reenable check for obsolete targets.
6055 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6056 mips-sgi-irix6.[0-4]*.
6058 2010-02-02 Nick Clifton <nickc@redhat.com>
6060 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6061 constant size of 4 as being the same as 0.
6062 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6063 can take values in the range 0..4.
6065 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6068 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6069 as _darwin10_Unwind_FindEnclosingFunction().
6070 * libgcc-libsystem.ver: New.
6072 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6075 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6076 implicitly set registers.
6078 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6080 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6081 (arm_override_options): Allow automatic selection of the thread
6082 pointer register if thumb2.
6083 (legitimize_pic_address): Improve code sequences for Thumb2.
6084 (arm_call_tls_get_addr): Likewise.
6085 (legitimize_tls_address): Likewise.
6086 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6087 (pic_load_addr_32bit): ... this. New named pattern.
6088 * thumb2.md (pic_load_addr_thumb2): Delete.
6089 (pic_load_dot_plus_four): Delete.
6090 (tls_load_dot_plus_four): New named pattern.
6092 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6095 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6096 Document fix for TLS bug.
6098 2010-01-31 Richard Guenther <rguenther@suse.de>
6100 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6101 conservatively correct.
6103 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6107 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6109 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6111 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6115 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6117 * config.gcc: Adjust order of makefile fragments for mingw targets.
6119 2010-01-31 Richard Guenther <rguenther@suse.de>
6122 * gimplify.c (gimplify_init_constructor): For volatile LHS
6123 initialize a temporary.
6125 2010-01-31 Matthias Klose <doko@ubuntu.com>
6127 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6129 * configure: Regenerate.
6131 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6133 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6134 the same alias set and their sizes different constantness.
6135 (aliasing_component_refs_p): Revert 2009-10-24 change.
6137 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6139 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6142 2010-01-29 Richard Guenther <rguenther@suse.de>
6144 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6145 Assert we successfully updated the call.
6147 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6149 PR rtl-optimization/42889
6150 * df.h (df_set_bb_dirty_nonlr): New prototype.
6151 * df-core.c (df_set_bb_dirty_nonlr): New function.
6152 * df-scan.c (df_insn_rescan): Call it instead of
6153 df_set_bb_dirty for DEBUG_INSNs.
6155 2010-01-29 Richard Guenther <rguenther@suse.de>
6158 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6159 quadratic behavior in most cases.
6161 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6165 in the call to gen_x86_movsicc_0_m1.
6167 2010-01-28 Richard Guenther <rguenther@suse.de>
6169 PR tree-optimization/42871
6170 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6172 2010-01-28 Richard Guenther <rguenther@suse.de>
6174 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6175 into call arguments.
6177 2010-01-28 Richard Guenther <rguenther@suse.de>
6180 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6181 the forwarder if the destination is an EH landing pad.
6183 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6185 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6186 block list passed to gimple_duplicate_sese_tail.
6187 (parallelize_loops): Avoid parallelization when the function
6189 Avoid parallelization when the preheader is IRREDUCIBLE.
6190 Try to optimize when estimated_loop_iterations_int is unresolved.
6191 Add the loop's location to the dump file.
6192 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6193 (gimple_duplicate_sese_tail): Remove the check for the latch.
6194 Redirect nexits to the exit block.
6195 Remove handling of the incoming edges to the latch.
6196 Redirect the backedge from the copied latch to the exit bb.
6198 2010-01-28 Michael Matz <matz@suse.de>
6201 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6202 Wrap force_reg into a sequence, emit it before user.
6204 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6206 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6208 (arm_legacy_rev): Likewise.
6209 (thumb_legacy_rev): Likewise.
6211 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6213 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6214 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6215 on MEM's address failed, try avoid_constant_pool_reference and
6216 recurse if it returned something different.
6217 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6218 address, try avoid_constant_pool_reference and recurse if it
6219 returned something different.
6220 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6221 address and avoid_constant_pool_reference returned something
6222 different, don't set have_address.
6224 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6227 * var-tracking.c (val_store): Add modified argument, obey it.
6229 (count_uses): Move down logging of main.
6230 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6231 don't need resolution.
6232 (emit_notes_in_bb): Likewise.
6234 2010-01-27 Richard Guenther <rguenther@suse.de>
6237 * tree-inline.c (remap_decl): Delay remapping of SSA name
6238 default definitions until we need them.
6240 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6242 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6243 (rs6000_delegitimize_address): New function.
6245 * config/s390/s390.c (s390_delegitimize_address): Call
6246 delegitimize_mem_from_attrs.
6249 * tree-inline.c (cannot_copy_type_1): Removed.
6250 (copy_forbidden): Don't forbid copying of functions containing
6251 records/unions with variable length fields.
6253 2010-01-27 Christian Bruel <christian.bruel@st.com>
6257 * config/sh/sh.c (find_barrier): Increase length for non delayed
6258 conditional branches.
6260 2010-01-27 Matthias Klose <doko@ubuntu.com>
6262 * configure.ac (gnu-unique-object): Fix ldd version check.
6263 * configure: Regenerate.
6265 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6267 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6269 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6270 Test for HAVE_GNU_AS value.
6272 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6274 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6275 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6276 INT64_TYPE): Define.
6277 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6278 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6279 INT_LEAST64_TYPE): Define.
6280 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6281 UINT_LEAST64_TYPE): Define.
6282 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6283 INT_FAST64_TYPE): Define.
6284 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6285 UINT_FAST64_TYPE): Define.
6286 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6287 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6288 (SIG_ATOMIC_TYPE): Define.
6290 2010-01-26 Richard Guenther <rguenther@suse.de>
6292 * df-scan.c (df_scan_set_bb_info): Remove assert.
6293 (df_insn_rescan_debug_internal): Merge asserts.
6294 (df_install_ref): Likewise.
6295 (df_mark_reg): Use bitmap_set_range.
6296 (df_hard_reg_used_p): Remove assert.
6297 (df_hard_reg_used_count): Likewise.
6299 2010-01-26 Richard Guenther <rguenther@suse.de>
6301 PR rtl-optimization/42685
6302 * web.c (web_main): Ignore DEBUG_INSNs.
6304 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6306 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6308 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6309 Fix types of fndecl and arglist parameters.
6311 2010-01-26 Richard Guenther <rguenther@suse.de>
6314 * tree-eh.c (unsplit_eh): Skip debug insns.
6316 2010-01-26 Richard Guenther <rguenther@suse.de>
6318 PR tree-optimization/42250
6319 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6321 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6324 * omp-low.c (expand_omp_sections): Only use single_pred if
6325 l2_bb is single_pred_p.
6327 2010-01-25 Christian Bruel <christian.bruel@st.com>
6330 * config/sh/sh.c (find_barrier): Increase length for non delayed
6331 conditional branches.
6332 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6334 2010-01-24 David S. Miller <davem@davemloft.net>
6336 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6337 define if not using GAS.
6338 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6339 Likewise. Delete SECTION_MERGE code, which is only applicable
6342 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6345 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6346 mangling of va_list in system headers.
6348 2010-01-23 Toon Moene <toon@moene.org>
6350 * tree-predcom.c (combine_chains): Return NULL, not false.
6352 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6354 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6355 initialization of variable res to agree with return type.
6357 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6359 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6360 * tree-sra.c: Add include of expr.h.
6362 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6364 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6365 insert the debug stmt on the single non-EH edge from the stmt.
6367 2010-01-22 Richard Henderson <rth@redhat.com>
6370 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6371 the RHS until after generate_subtree_copies has insertted its
6372 code before the current statement.
6374 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6376 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6378 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6380 2010-01-21 Martin Jambor <mjambor@suse.cz>
6382 PR tree-optimization/42585
6383 * tree-sra.c (struct access): New field grp_total_scalarization.
6384 (dump_access): Dump the new field.
6385 (should_scalarize_away_bitmap): New variable.
6386 (cannot_scalarize_away_bitmap): Likewise.
6387 (sra_initialize): Allocate new bitmaps.
6388 (sra_deinitialize): Free new bitmaps.
6389 (create_access_1): New function.
6390 (create_access): Parts moved to create_access_1.
6391 (type_consists_of_records_p): New function.
6392 (completely_scalarize_record): Likewise.
6393 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6394 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6395 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6397 (analyze_all_variable_accesses): Completely scalarize small eligible
6400 2010-01-21 Martin Jambor <mjambor@suse.cz>
6402 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6404 2010-01-21 Andrew Haley <aph@redhat.com>
6406 * gcc.c (process_command): Move lang_specific_driver before
6407 setting cc_libexec_prefix.
6409 2010-01-21 Richard Guenther <rguenther@suse.de>
6412 * fold-const.c (negate_expr_p): Pretend only negative
6413 real constants are easily negatable.
6415 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6416 Jason Merrill <jason@redhat.com>
6418 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6419 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6420 * calls.c (initialize argument_information): Handle it.
6421 * c-common.c (handle_transparent_union_attribute): Use new name.
6422 * c-decl.c (finish_struct): Ditto.
6423 * c-typeck.c (type_lists_compatible_p): Ditto.
6424 (convert_for_assignment): Use new name and also handle record.
6425 * function.c (aggregate_value_p): Handle it.
6426 (pass_by_reference): Ditto.
6427 (assign_parm_data_types): Ditto.
6428 * print-tree.c (print_node): Ditto.
6429 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6430 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6431 * tree.c (first_field): New fn.
6433 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6436 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6437 even when linking statically, for now.
6439 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6442 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6443 without a cselib val.
6444 (count_uses): Accept MO_VAL_SET with no val on stores.
6445 (add_stores): Likewise.
6447 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6449 * var-tracking.c (check_value_val): Add a compile time assertion.
6450 (dv_is_decl_p): Simplify.
6451 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6452 gcc_assert if ENABLE_CHECKING.
6454 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6457 * var-tracking.c: Include tree-flow.h.
6458 (mem_dies_at_call): New.
6459 (dataflow_set_preserve_mem_locs): Use it.
6460 (dataflow_set_remove_mem_locs): Likewise.
6461 (dump_var): Renamed from dump_variable. Adjust all callers.
6462 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6463 * Makefile.in (var-tracking.o): Adjust deps.
6465 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6467 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6469 2010-01-20 Richard Guenther <rguenther@suse.de>
6471 PR tree-optimization/42717
6472 * tree-ssa-dce.c (get_live_post_dom): Remove.
6473 (forward_edge_to_pdom): Take an arbitrary edge to copy
6474 degenerate PHI args from.
6475 (remove_dead_stmt): Use the first post-dominator even if it
6476 does not contain live statements as redirection destination.
6478 2010-01-20 Richard Guenther <rguenther@suse.de>
6480 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6482 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6484 * sel-sched.c (create_speculation_check): Remove set but not used
6486 (try_transformation_cache): Remove set but not used variable ds.
6487 (calculate_privileged_insns): Remove set but not used variables
6488 cur_insn and min_spec_insn.
6489 (find_best_expr): Remove set but not used variable avail_n.
6490 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6492 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6494 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6495 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6498 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6501 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6502 cpu types. Add support for *-sse3 cpu types.
6503 (x86_64-*-*): Ditto.
6505 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6508 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6509 argument, call initializer_constant_valid_p_1 instead of
6510 initializer_constant_valid_p, pass CACHE to it, return NULL
6511 immediately if first call returns NULL.
6512 (initializer_constant_valid_p_1): New function.
6513 (initializer_constant_valid_p): Use it.
6515 2010-01-20 Thomas Quinot <quinot@adacore.com>
6517 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6519 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6521 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6522 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6523 (loc_list_from_tree): Don't handle unsigned division. Handle
6524 signed modulo using DW_OP_{over,over,div,mul,minus}.
6525 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6526 modulo instead of signed.
6528 2010-01-20 DJ Delorie <dj@redhat.com>
6530 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6532 (h8300_emit_stack_adjustment): Propogate it.
6534 (h8300_expand_prologue): Likewise.
6535 (h8300_expand_epilogue): Likewise.
6537 2010-01-19 Michael Matz <matz@suse.de>
6539 PR tree-optimization/41783
6540 * tree-data-ref.c (toplevel): Include flags.h.
6541 (dump_data_dependence_relation): Also dump the inputs if the
6542 result will be unknown.
6543 (split_constant_offset_1): Look through some conversions.
6544 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6545 the offset from last element is too large.
6546 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6547 (reassociate_to_the_same_stmt): Handle vector registers.
6548 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6550 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6551 wide_prolog_niters argument, emit widening instructions.
6552 (vect_do_peeling_for_alignment): Adjust caller, use widened
6553 variant of the iteration cound.
6554 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6556 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6559 * config/arm/neon-testgen.m (emit_automatics): New parameter
6560 features. Adjust for Fixed_return_reg feature.
6561 (test_intrinsic): Call emit_automatics with new feature.
6562 * config/arm/neon.ml: Update copyright years.
6563 (features): New Fixed_return_reg feature.
6564 (ops): Update feature for Vget_low.
6566 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6568 PR tree-optimization/42719
6569 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6573 * fwprop.c (all_uses_available_at): Return false if def_set dest
6574 is a REG that is used in def_insn.
6576 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6578 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6580 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6583 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6585 * target.h (struct gcc_target) <secondary_reload>: Change type
6586 of last argument to secondary_reload_info *.
6588 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6591 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6592 memory references with unaligned offsets. Remove CQImode handling.
6593 (unaligned_memory_operand): Return 1 for memory references with
6594 unaligned offsets. Remove CQImode handling.
6596 2010-01-18 Richard Guenther <rguenther@suse.de>
6599 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6602 2010-01-18 Richard Guenther <rguenther@suse.de>
6604 PR tree-optimization/42781
6605 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6606 restrict processing only if the original variable was artificial.
6608 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6610 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6611 find number of popped argument bytes.
6613 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6614 Fix the text that describes the return value for invalid insns.
6616 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6618 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6619 Clarify what 'cost of the -dependence' is. Fix quoting.
6621 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6622 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6624 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6626 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6627 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6629 2010-01-17 Richard Guenther <rguenther@suse.de>
6632 * function.c (split_complex_args): Take a VEC to modify.
6633 (assign_parms_augmented_arg_list): Build a VEC instead of
6634 a chain of PARM_DECLs.
6635 (assign_parms_unsplit_complex): Take a VEC of arguments.
6636 Do not fixup unmodified parms.
6637 (assign_parms): Deal with the VEC.
6638 (gimplify_parameters): Likewise.
6640 2010-01-17 Richard Guenther <rguenther@suse.de>
6642 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6643 node existence check.
6644 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6645 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6646 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6647 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6648 (gimple_execute_on_growing_pred): Likewise.
6650 2010-01-17 Richard Guenther <rguenther@suse.de>
6652 PR tree-optimization/42773
6653 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6654 (compute_antic_aux): Likewise.
6655 (compute_partial_antic_aux): Likewise.
6657 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6660 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6663 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6665 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6668 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6669 Fix markup for strict argument.
6671 (TARGET_SCHED_REORDER2): Fix argument types.
6673 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6674 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6676 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6677 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6679 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6682 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6683 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6684 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6685 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6686 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6688 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6690 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6692 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6693 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6695 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6697 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6700 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6702 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6703 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6705 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6707 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6709 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6710 referring to it. Fix language.
6712 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6714 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6716 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6718 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6720 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6721 '@var{stream}. Remove stray 'and'.
6723 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6725 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6727 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6729 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6730 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6732 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6733 Fix description of return value.
6734 Rename argument "sz" to "len."
6736 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6737 Clarify meaning of 'true' return value.
6739 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6741 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6742 rep_mode versus mode_rep.
6744 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6746 (TARGET_BUILTIN_DECL): Fix name.
6748 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6750 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6752 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6754 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6756 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6758 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6761 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6762 Rename argument tm_fn to md_fn.
6764 (TARGET_OPTION_PRINT): Fix argument list.
6766 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6769 * config/i386/i386.c (ix86_fixup_binary_operands):
6770 Revert FMA4 fixup of operands.
6772 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6775 * Makefile.in (write_entries_to_file, install-plugin):
6776 Use \012 instead of \n with tr.
6778 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6780 * configure.ac (HAVE_AS_REF): New C macro.
6781 * configure: Regenerate.
6782 * config.in: Likewise.
6783 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6785 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6788 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6790 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6792 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6794 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6796 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6798 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6800 (TARGET_BINDS_LOCAL_P): Fix argument type.
6802 (TARGET_ASM_FILE_END): Use prototype.
6804 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6806 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6808 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6810 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6812 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6813 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6815 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6816 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6818 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6819 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6820 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6821 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6823 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6825 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6827 (TARGET_INIT_BUILTINS): Use prototype.
6829 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6830 Put 'const char *' in braces. Fix parameter types.
6831 (TARGET_INVALID_CONVERSION): Fix parameter types.
6832 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6833 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6835 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6838 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6840 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6842 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6844 * doc/tm.texi (TARGET_HELP): Fix return type.
6846 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6847 in braces. Fix argument types.
6849 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6851 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6853 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6855 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6856 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6858 (TARGET_MANGLE_TYPE): Fix argument types.
6860 (TARGET_IRA_COVER_CLASSES): Use prototype.
6862 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6864 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6866 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6868 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6870 (TARGET_CALLEE_COPIES): Fix argument types.
6872 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6874 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6876 (TARGET_FUNCTION_VALUE): Fix argument types.
6878 (TARGET_RETURN_IN_MSB): Fix argument type.
6880 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6882 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6884 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6886 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6887 agree with return type.
6889 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6891 2010-01-15 Jing Yu <jingyu@google.com>
6893 PR rtl-optimization/42691
6894 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6895 a pseudo to a constant and are merged, and adjust comments.
6897 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6899 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6901 2010-01-15 Richard Guenther <rguenther@suse.de>
6904 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6905 labels of computed or non-local gotos to the destination.
6906 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6907 landing pad label is the first label.
6909 2010-01-15 Richard Guenther <rguenther@suse.de>
6911 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6913 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6916 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6917 to allow generation of the xssqrtdp instruction on power7.
6918 (sqrtdf2_fpr): Ditto.
6920 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6923 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6924 functions with noreturn attribute.
6927 * varasm.c (declare_weak): Add weak attribute to decl if it
6928 doesn't have one already.
6929 (assemble_external): Only add decls to weak_decls if they also
6930 have weak attribute.
6932 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6934 * var-tracking.c (var_reg_delete): Don't delete the association
6935 between REGs and values or one-part variables if the register
6938 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6941 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6942 because its first operand is a non-localized variable.
6944 2010-01-14 Martin Jambor <mjambor@suse.cz>
6946 PR tree-optimization/42706
6947 * tree-sra.c (encountered_recursive_call): New variable.
6948 (encountered_unchangable_recursive_call): Likewise.
6949 (sra_initialize): Initialize both new variables.
6950 (callsite_has_enough_arguments_p): New function.
6951 (scan_function): Call decl and flags check only for IPA-SRA, check
6952 whether there is a recursive call and whether it has enough arguments.
6953 (all_callers_have_enough_arguments_p): New function.
6954 (convert_callers): Look for recursive calls only when
6955 encountered_recursive_call is set.
6956 (ipa_early_sra): Bail out either if
6957 !all_callers_have_enough_arguments_p or
6958 encountered_unchangable_recursive_call.
6960 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6962 * sel-sched.c: Add 2010 to copyright years.
6963 * sel-sched-ir.c: Likewise.
6964 * sel-sched-ir.h: Likewise.
6966 2010-01-14 Martin Jambor <mjambor@suse.cz>
6968 PR tree-optimization/42714
6969 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6970 constructors specially.
6972 2010-01-14 Andi Kleen <ak@linux.intel.com>
6974 * config/i386/drivers-i386.c (detect_caches_intel):
6975 Add l2sizekb parameter and fill in.
6976 (host_detect_local_cpu): Add l2sizekb, fill in.
6977 Add Atom small cache heuristic.
6979 2010-01-14 Andi Kleen <ak@linux.intel.com>
6981 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6982 Add level3 parameter and fill in.
6983 (detect_caches_intel): Handle level3 cache.
6985 2010-01-14 Andi Kleen <ak@linux.intel.com>
6987 * config/i386/drivers-i386.c (host_detect_local_cpu):
6988 Fix core duo detection.
6990 2010-01-14 Andi Kleen <ak@linux.intel.com>
6992 * config/i386/drivers-i386.c (host_detect_local_cpu):
6995 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6997 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6998 (rs6000_variable_issue_1): this. Use...
6999 (rs6000_variable_issue): here. Reimplement. Print debug info.
7001 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7003 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7004 sel_restore_notes. Update all callers. Call reemit_notes
7007 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7009 PR rtl-optimization/42246
7010 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7013 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7015 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7016 all successors is the same as number of successors in current region.
7018 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7020 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7021 to rename is not separable. Otherwise check that its LHS is not NULL.
7023 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7025 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7027 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7029 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7030 available registers when failed to discover LHS register class.
7031 Fix indentation. Update comment.
7033 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7034 Alexander Monakov <amonakov@ispras.ru>
7036 PR rtl-optimization/42389
7037 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7039 (advance_state_on_fence): Likewise.
7040 (sel_target_adjust_priority): Print debug output only when
7041 sched_verbose >= 4, not 2.
7042 (get_expr_cost): Do not issue all unique insns on the next cycle.
7043 (fill_insns): Initialize can_issue_more from the value saved
7045 * sel-sched-ir.c (flist_add): New parameter issue_more.
7046 Init FENCE_ISSUE_MORE with it.
7047 (merge_fences): Likewise.
7048 (init_fences): Update call to flist_add.
7049 (add_to_fences, add_clean_fence_to_fences)
7050 (add_dirty_fence_to_fences): Likewise.
7051 (move_fence_to_fences): Update call to merge_fences.
7052 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7054 * sel-sched-ir.h (struct _fence): New field issue_more.
7055 (FENCE_ISSUE_MORE): New accessor macro.
7057 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7059 PR rtl-optimization/42388
7060 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7061 that have no predecessors nor successors. Do not call move_bb_info
7062 for empty blocks outside of current region.
7064 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7066 PR rtl-optimization/42294
7067 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7068 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7069 originators' originators.
7071 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7073 PR rtl-optimization/39453
7074 PR rtl-optimization/42246
7075 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7077 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7079 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7080 Alexander Monakov <amonakov@ispras.ru>
7083 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7084 (maybe_tidy_empty_bb): ... here. Make static. Add new
7085 argument. Update all callers.
7086 (tidy_control_flow): ... and here. Recompute topological order
7087 of basic blocks in region if necessary.
7088 (sel_redirect_edge_and_branch): Change return type. Return true
7089 if topological order might have been invalidated.
7090 (purge_empty_blocks): Export and move from...
7091 * sel-sched.c (purge_empty_blocks): ... here.
7092 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7093 (maybe_tidy_empty_bb): Delete prototype.
7094 (purge_empty_blocks): Declare.
7096 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7098 PR rtl-optimization/42249
7099 * sel-sched.c (try_replace_dest_reg): When chosen register
7100 and original register is the same, do not bail out early, but
7101 still check all original insns for validity of replacing destination
7102 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7105 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7108 Port from no-undefined-overflow branch:
7109 2009-03-09 Richard Guenther <rguenther@suse.de>
7111 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7113 2010-01-14 Richard Guenther <rguenther@suse.de>
7116 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7118 2010-01-14 Ira Rosen <irar@il.ibm.com>
7120 PR tree-optimization/42709
7121 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7122 as scalar type in creation of constant vector operand.
7124 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7127 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7128 (check-parallel-%): Match `testsuite' directory component only
7131 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7133 PR translation/39521
7134 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7137 2010-01-13 Richard Guenther <rguenther@suse.de>
7139 PR tree-optimization/42730
7140 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7143 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7146 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7147 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7150 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7152 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7153 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7154 ___umulsi3_highpart.
7156 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7157 rather than schedule_insns if the pass is enabled.
7159 2010-01-13 Martin Jambor <mjambor@suse.cz>
7161 PR tree-optimization/42704
7162 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7165 2010-01-13 Martin Jambor <mjambor@suse.cz>
7167 PR tree-optimization/42703
7168 * tree-sra.c (analyze_access_subtree): Check that we can build a
7169 reference to the original data within the aggregate.
7171 2010-01-13 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/42705
7174 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7176 2010-01-13 Richard Guenther <rguenther@suse.de>
7179 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7181 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7184 * var-tracking.c (values_to_unmark): New variable.
7185 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7186 values_to_unmark vector. Moved body to...
7187 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7188 instead queue it into values_to_unmark vector.
7189 (vt_find_locations): Free values_to_unmark vector.
7191 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7193 * config/s390/s390.c (override_options): Set
7194 default of max-pending-list-length to 256
7196 2010-01-13 Richard Guenther <rguenther@suse.de>
7199 * tree-pass.h (PROP_gimple_lcx): New.
7200 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7201 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7202 before the final cleanup_eh.
7203 (dump_properties): Dump PROP_gimple_lcx.
7204 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7205 (tree_lower_complex_O0): Remove.
7206 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7207 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7208 tree_lower_complex, schedule TODO_update_ssa.
7209 * lto-streamer-out.c (output_function): Stream the functions
7211 * lto-streamer-in.c (input_function): Likewise.
7212 (lto_read_body): Do not override them here.
7214 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7217 * c-typeck.c (build_c_cast): Fold value cast to union type before
7218 wrapping it in a CONSTRUCTOR.
7220 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7222 PR rtl-optimization/42699
7223 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7226 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7228 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7229 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7230 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7231 SUBTARGET_WARN_UNUSED_SPEC): ... here
7232 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7234 2010-01-12 Julian Brown <julian@codesourcery.com>
7236 * config/arm/neon-schedgen.ml (Utils): Don't try to
7237 open missing module.
7238 (find_with_result): New.
7240 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7243 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7244 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7246 PR tree-optimization/42645
7247 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7248 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7249 decl_map, set processing_debug_stmt to -1 and return name without
7252 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7254 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7255 binutils version, and reword target configuration description.
7257 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7259 * config/avr/avr.h (LINKER_NAME): Remove.
7261 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7264 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7265 that support VSX, warn for -mno-altivec if vsx is not disabled,
7268 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7269 Shujing Zhao <pearly.zhao@oracle.com>
7271 PR translation/42469
7272 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7273 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7274 character between option name and help text.
7275 * c.opt (imultilib): Likewise.
7277 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7279 * lto-streamer-out.c (output_unreferenced_globals): Output static
7282 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7284 PR rtl-optimization/42621
7285 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7286 optimizing for size.
7287 (duplicate_computed_gotos): Remove now-redundant check.
7289 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7292 * configure.ac: Save and restore LDFLAGS and LIBS
7293 * configure: Regenerate.
7295 2010-01-10 Richard Guenther <rguenther@suse.de>
7298 * builtins.c (fold_builtin_strlen): Add type argument and
7299 convert the resulting length to it.
7300 (fold_builtin_1): Adjust.
7302 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7304 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7305 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7307 (num_insns_constant_wide): Adjust for that change.
7309 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7312 * web.c (union_defs): Add used argument, to combine uses of
7314 (entry_register): Adjust type and tests of used argument.
7315 (web_main): Widen used for new use. Pass it to union_defs.
7316 * df.h (union_defs): Adjust prototype.
7318 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7321 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7322 uses in new incoming argument. Free body.
7323 (reset_debug_uses_in_loop): New.
7324 (analyze_insn_to_expand_var): Call the latter if the former found
7325 anything. Fix whitespace. Reject invalid dest overlaps before
7326 going through all insns in the loop.
7328 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7331 * haifa-sched.c (dying_use_p): Debug insns don't count.
7333 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7336 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7337 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7338 (verify_gimple_call): Reject LHS in noreturn calls.
7340 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7344 * tree-vect-loop-manip.c (adjust_info): New type.
7345 (adjust_vec): New pointer to vector.
7346 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7347 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7348 (slpeel_update_phis_for_duplicate_loop): Use them.
7349 (slpeel_update_phi_nodes_for_guard1): Likewise.
7350 (slpeel_update_phi_nodes_for_guard2): Likewise.
7351 (slpeel_tree_peel_loop_to_edge): Likewise.
7352 (vect_update_ivs_after_vectorizer): Likewise.
7354 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7356 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7357 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7359 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7361 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7362 bogus uninitialized warning.
7364 2010-01-09 Richard Guenther <rguenther@suse.de>
7367 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7368 the evolution is compatible with the initial condition.
7370 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7372 * gcc.c (process_command): Update copyright notice dates.
7373 * gcov.c (print_version): Likewise.
7374 * gcov-dump.c (print_version): Likewise.
7375 * mips-tfile.c (main): Likewise.
7376 * mips-tdump.c (main): Likewise.
7378 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7381 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7383 (rotlhi3_8): Delete.
7385 (rotlsi3_8): Delete.
7386 (rotlsi3_16): Delete.
7387 (rotlsi3_24): Delete.
7389 (*rotw<mode>3): New.
7390 (*rotb<mode>3): New.
7391 * config/avr/avr.c (avr_rotate_bytes): New function.
7392 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7394 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7397 * configure.ac: Modify -rdynamic check.
7398 * configure: Regenerate.
7400 2010-01-08 DJ Delorie <dj@redhat.com>
7402 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7403 register popping order.
7405 2010-01-08 Richard Guenther <rguenther@suse.de>
7408 * c.opt (fsigned-char): Also let LTO handle this option.
7409 (funsigned-char): Likewise.
7411 2010-01-07 Richard Guenther <rguenther@suse.de>
7413 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7414 (gimple_op): Likewise.
7415 (gimple_op_ptr): Likewise.
7416 (gimple_assign_set_lhs): Remove gcc_assert.
7417 (gimple_assign_set_rhs1): Likewise.
7418 (gimple_assign_set_rhs2): Likewise.
7419 (gimple_call_set_lhs): Likewise.
7420 (gimple_call_set_fn): Likewise.
7421 (gimple_call_set_fndecl): Likewise.
7422 (gimple_call_fndecl): Likewise.
7423 (gimple_call_return_type): Likewise.
7424 (gimple_call_set_chain): Likewise.
7425 (gimple_call_num_args): Likewise.
7426 (gimple_call_set_arg): Likewise.
7427 (gimple_cond_set_code): Likewise.
7428 (gimple_cond_set_lhs): Likewise.
7429 (gimple_cond_set_rhs): Likewise.
7430 (gimple_cond_set_true_label): Likewise.
7431 (gimple_cond_set_false_label): Likewise.
7432 (gimple_label_set_label): Likewise.
7433 (gimple_goto_set_dest): Likewise.
7434 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7435 (gimple_debug_bind_get_value): Likewise.
7436 (gimple_debug_bind_get_value_ptr): Likewise.
7437 (gimple_debug_bind_set_var): Likewise.
7438 (gimple_debug_bind_set_value): Likewise.
7439 (gimple_debug_bind_reset_value): Likewise.
7440 (gimple_debug_bind_has_value_p): Likewise.
7441 (gimple_return_retval_ptr): Remove gcc_assert.
7442 (gimple_return_retval): Likewise.
7443 (gimple_return_set_retval): Likewise.
7444 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7445 (safe_referenced_var_iterator): Remove.
7446 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7447 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7448 (fill_referenced_var_vec): Remove.
7449 (first_readonly_imm_use): Remove redundant gcc_assert.
7450 (phi_arg_index_from_use): Combine gcc_asserts.
7451 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7452 (first_imm_use_stmt): Remove redundant gcc_assert.
7453 * tree-cfg.c (verify_gimple_call): Verify function and chain
7454 operands. Verify arguments.
7455 (verify_types_in_gimple_stmt): Verify condition code and labels.
7457 2010-01-07 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/42641
7460 * sese.c (rename_map_elt_info): Use the SSA name version, do
7463 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7465 PR tree-optimization/42625
7466 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7467 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7469 2010-01-07 Duncan Sands <baldrick@free.fr>
7471 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7473 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7476 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7477 note itself is not function_invariant_p.
7479 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7481 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7482 Do not add the DF_NOTE problem.
7483 * store-motion.c (execute_rtl_store_motion): Likewise.
7485 2010-01-07 Martin Jambor <mjambor@suse.cz>
7487 PR tree-optimization/42157
7488 * tree-sra.c (compare_access_positions): Stabilize sort if both
7489 accesses have integer types, return zero immediately if they are the
7492 2010-01-06 Richard Henderson <rth@redhat.com>
7495 * haifa-sched.c (add_to_note_list): Merge into ...
7496 (concat_note_lists): ... here, and ...
7497 (unlink_other_notes, rm_other_notes): Merge into...
7498 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7499 NOTE_INSN_EPILOGUE_BEG.
7501 2010-01-06 Richard Guenther <rguenther@suse.de>
7503 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7504 not inline regular functions into always-inline functions.
7506 2010-01-06 Nick Clifton <nickc@redhat.com>
7508 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7509 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7511 (OVERRIDE_OPTIONS): Delete.
7512 (OPTIMIZATION_OPTIONS): Define.
7513 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7514 * config/rx/rx.c (rx_handle_option): Issue an error message if
7515 -mcpu=rx200 and -fpu are used together.
7516 (rx_set_optimization_options): New function. Issue an error
7517 message if an optimization attribute attempts to reset the FPU/
7518 math optimization pairing.
7519 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7520 * config/rx/rx.opt: Set the default to 32-bit doubles.
7521 * config/rx/t-rx: Add multilibs for -nofpu option.
7522 * doc/invoke.texi: Update documentation of RX options.
7524 2010-01-06 Richard Guenther <rguenther@suse.de>
7526 * tree-ssa-pre.c (name_to_id): New global.
7527 (alloc_expression_id): Simplify SSA name handling.
7528 (lookup_expression_id): Likewise.
7529 (init_pre): Zero name_to_id.
7530 (fini_pre): Free it.
7532 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7534 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7536 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7539 * config/i386/sse.md (smaxv2di3): New.
7540 (umaxv2di3): Likewise.
7541 (sminv2di3): Likewise.
7542 (uminv2di3): Likewise.
7544 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7547 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7548 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7549 (legitimize_tls_address): Likewise.
7550 (sparc_tls_referenced_p): Likewise.
7551 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7552 and adjust calls to legitimize_pic_address.
7553 (legitimate_constant_p) Use sparc_tls_referenced_p.
7554 (legitimate_pic_operand_p): Likewise.
7555 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7556 (sparc_tls_symbol_ref_1): Delete.
7557 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7558 (legitimize_tls_address): Make static, handle CONST patterns.
7559 (legitimize_pic_address): Make static, remove unused parameter and
7560 adjust recursive calls.
7561 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7562 and adjust call to legitimize_pic_address.
7563 (sparc_output_mi_thunk): Likewise.
7565 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7566 H.J. Lu <hongjiu.lu@intel.com>
7569 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7570 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7571 operands to make them signed.
7574 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7578 GTU to GT for V4SI and V2DI.
7580 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7581 (umin<mode>3): Removed.
7583 (uminv4si3): Likewise.
7585 2010-01-05 Martin Jambor <mjambor@suse.cz>
7587 PR tree-optimization/42462
7588 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7589 current_function_decl to helper functions and macros.
7591 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7594 * flags.h: Don't include real.h.
7595 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7596 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7597 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7598 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7599 * dominance.c: Update copyright.
7600 * gimple.c (walk_gimple_op): Remove inline.
7601 * tree-ssa-reassoc.c: Include real.h.
7602 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7603 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7605 2010-01-05 Nick Clifton <nickc@redhat.com>
7607 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7608 register to push into the stack frame when the accumulator has to
7609 be saved during interrupts.
7611 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7613 * doc/invoke.texi: Remove the documentation about option
7615 * common.opt (Wunreachable-code): Preserved for backward
7617 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7618 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7619 the backward compatibility flag section.
7621 2010-01-05 Richard Guenther <rguenther@suse.de>
7623 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7625 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7628 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7630 PR tree-optimization/42508
7631 * tree-sra.c (convert_callers): Check for recursive call
7632 by comparing cgraph nodes instead of decls.
7633 (modify_function): Call ipa_modify_formal_parameters also
7634 on all same_body aliases.
7636 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7637 cgraph nodes when checking for same_body aliases.
7639 2010-01-05 Richard Guenther <rguenther@suse.de>
7641 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7642 allocation and lookup.
7643 (get_or_alloc_expr_for_constant): Likewise.
7644 (phi_translate): Sink allocation.
7646 2010-01-04 Richard Guenther <rguenther@suse.de>
7648 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7649 a new entry only if needed.
7650 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7651 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7653 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7655 (phi_translate): Handle CONSTANTs early.
7657 2010-01-04 Martin Jambor <mjambor@suse.cz>
7659 PR tree-optimization/42398
7660 * tree-sra.c (struct access): Removed flag grp_different_types.
7661 (dump_access): Do not dump the removed flag.
7662 (sort_and_splice_var_accesses): Do not set the removed flag.
7663 (sra_modify_expr): Check for type compatibility directly.
7665 2010-01-04 Martin Jambor <mjambor@suse.cz>
7667 PR tree-optimization/42366
7668 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7669 edges with variable number of parameters.
7670 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7671 flag instead of asserting it.
7672 (ipa_read_node_info): Read uses_analysis_done flag.
7674 2010-01-04 Richard Guenther <rguenther@suse.de>
7676 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7677 iterative_hash_* as intended.
7678 (vn_reference_compute_hash): Likewise. Simplify hashing
7680 (vn_reference_lookup_2): Likewise.
7681 (vn_nary_op_compute_hash): Likewise.
7682 (vn_phi_compute_hash): Likewise.
7683 (expressions_equal_p): Remove strange code.
7684 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7685 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7686 (bitmap_insert_into_set_1): Take value-id as parameter.
7687 (add_to_value): Pass it.
7688 (bitmap_insert_into_set): Likewise.
7689 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7691 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7694 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7695 (do_self_spec): For switches with SWITCH_IGNORE set set also
7696 SWITCH_IGNORE_PERMANENTLY.
7697 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7700 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7702 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7703 tree of an unreferenced global var.
7705 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7708 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7709 GTU to GT for V4SI and V2DI.
7711 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7712 (umin<mode>3): Removed.
7714 (uminv4si3): Likewise.
7716 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7719 * collect2.c (main): Turn on trace in collect2 if -v is passed
7722 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7724 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7725 description of expression operand.
7727 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7729 * configure.ac: Add install-html to target_list for Make-hooks.
7730 * configure: Regenerate.
7731 * fortran/Make-lang.in (F95_HTMLFILES): New.
7732 (fortran.html): Use it.
7733 (fortran.install-html): New.
7734 * Makefile.in (install-html): Add lang.install-html.
7735 * java/Make-lang.in (JAVA_HTMLFILES): New.
7736 (java.html): Use it.
7737 (java.install-html): New.
7738 * objc/Make-lang.in (objc.install-html): New.
7739 * objcp/Make-lang.in (obj-c++.install-html): New.
7740 * cp/Make-lang.in (c++.install-html): New.
7741 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7742 * lto/Make-lang.in (lto.install-html): New.
7744 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7747 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7749 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7751 PR rtl-optimization/41862
7752 * store-motion.c (store_killed_in_insn, compute_store_table,
7753 remove_reachable_equiv_notes, replace_store_insn,
7754 build_store_vectors): Ignore all DEBUG_INSNs.
7756 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7759 * common.opt: Add dumpdir.
7761 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7763 (option_map): Add --dumpdir.
7765 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7767 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7769 * opts.c (decode_options): Try dump_dir_name first if
7770 dump_base_name isn't an absolute path.
7771 (common_handle_option): Handle OPT_dumpdir.
7773 * toplev.c (dump_dir_name): New.
7774 (print_switch_values): Also ignore -dumpdir.
7776 * toplev.h (dump_dir_name): New.
7778 2010-01-03 Richard Guenther <rguenther@suse.de>
7780 PR tree-optimization/42589
7781 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7782 double-word expansion of bswap32.
7784 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7786 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7787 with BLOCK_FOR_INSN.
7788 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7789 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7790 noce_process_if_block): Likewise.
7791 * gcse.c (compute_local_properties, insert_expr_in_table,
7792 insert_set_in_table, canon_list_insert, find_avail_set,
7793 pre_insert_copy_insn): Likewise.
7795 * basic-block.h (BLOCK_NUM): Move from here...
7796 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7798 2010-01-03 Richard Guenther <rguenther@suse.de>
7800 PR tree-optimization/42438
7801 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7802 contains_may_not_return_call flag.
7803 (BB_MAY_NOTRETURN): New.
7804 (valid_in_sets): Trapping nary operations are not valid
7805 in blocks that may not return.
7806 (insert_into_preds_of_block): Remove check for trapping expressions.
7807 (compute_avail): Compute also BB_MAY_NOTRETURN.
7809 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7811 * doc/invoke.texi: Add 2010 to copyright years.
7813 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7815 * config/sparc/sparc.c: Fix formatting nits.
7817 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7818 Alexander Monakov <amonakov@ispras.ru>
7820 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7822 2010-01-02 Richard Guenther <rguenther@suse.de>
7825 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7826 (simplify_switch_using_ranges): Mark to be removed edges
7829 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7831 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7833 * collect2.c (scan_libraries): Add missing argument in call to
7836 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7839 * config/alpha/predicates.md (aligned_memory_operand): Return false
7841 (unaligned_memory_operand): Return true for CQImode.
7842 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7843 doesn not cross aligned SImode word boundary.
7845 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7847 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7849 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7850 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7852 2010-01-02 Richard Guenther <rguenther@suse.de>
7855 * toplev.c (compile_file): Emit LTO marker properly. Change
7857 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7859 2010-01-01 Richard Guenther <rguenther@suse.de>
7862 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7864 2010-01-01 Richard Guenther <rguenther@suse.de>
7867 * c-decl.c (grokdeclarator): For zero-size arrays force
7868 structural equality checks as layout_type does.
7870 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7872 * builtins.c: Update copyright to 2010.
7874 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7877 * lto-streamer-out.c (produce_asm): Revert the last change.
7878 (copy_function): Likewise.
7880 * lto-streamer.c (lto_get_section_name): Skip any leading
7883 2010-01-01 Richard Guenther <rguenther@suse.de>
7886 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7890 Copyright (C) 2010 Free Software Foundation, Inc.
7892 Copying and distribution of this file, with or without modification,
7893 are permitted in any medium without royalty provided the copyright
7894 notice and this notice are preserved.