1 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
3 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
4 placeholder from 0x%x to %#x.
5 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
6 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
7 (ASM_OUTPUT_DEBUG_DATA): Ditto.
8 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
9 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
10 * optc-gen.awk: Ditto.
11 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
12 (HOST_WIDE_INT_PRINT_HEX): Ditto.
13 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
14 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
15 * gcov-dump.c (tag_function): Ditto.
18 2010-05-01 Anatoly Sokolov <aesok@post.ru>
20 * target.h (struct calls): Add function_value_regno_p field.
21 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
22 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
23 * targhooks.c (default_function_value_regno_p): New function.
24 * targhooks.h (default_function_value_regno_p): Declare function.
25 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
26 * builtins.c. (apply_result_size): (Ditto.).
27 * combine.c. (likely_spilled_retval_p): (Ditto.).
28 * mode-switching.c. Include 'target.h'.
29 (create_pre_exit): Use function_value_regno_p hook.
30 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
31 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
32 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
34 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
35 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
36 (ix86_function_value_regno_p): Declare as static, change argument
37 type to const unsigned int.
38 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
40 2010-05-01 Richard Guenther <rguenther@suse.de>
42 PR tree-optimization/43949
43 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
45 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
47 2010-05-01 Anatoly Sokolov <aesok@post.ru>
49 * rtl.h (CONST_DOUBLE_P): Define.
50 (rtx_to_double_int): Declare.
51 * emit-rtl.c (rtx_to_double_int): New function.
52 * dwarf2out.c (insert_double): New function.
53 (loc_descriptor, add_const_value_attribute): Clean up, use
54 rtx_to_double_int and insert_double functions.
56 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
58 * doc/extend.texi (Inline): Add missing return keyword to examples.
59 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
62 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
64 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
65 the variable part of the offset as well. Use highest_pow2_factor for
68 2010-04-30 Richard Guenther <rguenther@suse.de>
70 PR tree-optimization/43879
71 * tree-ssa-structalias.c (type_could_have_pointers): Functions
74 2010-04-30 Jan Hubicka <jh@suse.cz>
76 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
78 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
80 2010-04-30 Jan Hubicka <jh@suse.cz>
82 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
84 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
85 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
86 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
87 cgraph_node_set_needs_ltrans_p): Remove.
89 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
91 * sdbout.c: Include vec.h, do not include varray.h.
92 (deferred_global_decls, sdbout_global_decl,
93 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
94 * toplev.c: Do not include varray.h.
95 (dump_memory_report): Do not dump VARRAY statistics.
96 * gengtype.c (open_base_file): Ignore varray.h.
97 * Makefile.in: Update for abovementioned changes.
98 Remove all traces of varray.c and varray.h.
99 * varray.c: Remove file.
100 * varray.h: Remove file.
102 2010-04-30 Jan Hubicka <jh@suse.cz>
104 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
107 2010-04-30 Jan Hubicka <jh@suse.cz>
109 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
112 2010-04-30 Richard Guenther <rguenther@suse.de>
114 * tree-ssa-structalias.c (get_constraint_for_1): Generate
115 constraints for CONSTRUCTOR.
117 2010-04-30 Richard Guenther <rguenther@suse.de>
120 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
121 first after all lowering passes.
123 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
125 * toplev.c: Include varray.h for statistics dumping.
126 * tree.h: Do not declare varray_head_tag.
127 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
128 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
129 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
130 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
131 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
132 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
133 c-common.c, c-common.h, reg-stack.c, basic-block.h,
134 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
136 * Makefile.in: Update for abovementioned changes.
138 2010-04-30 Jakub Jelinek <jakub@redhat.com>
141 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
143 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
145 * config/picochip/picochip.c (picochip_legitimize_address): Define.
146 Use this function to do machine-specific conversion.
147 (picochip_legitimize_reload_address): Likewise.
148 (picochip_legitimate_address_p): Check valid base register only if
150 (picochip_check_conditional_copy): Check for modw only if opnd is
152 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
153 to call the function in c.
154 * config/picochip/picochip-protos.h
155 (picochip_legitimize_reload_address): Define.
156 * config/picochip/picochip.md (supported_compare1): Define.
158 2010-04-30 Jan Hubicka <jh@suse.cz>
160 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
161 (cgraph_global_info): Remove inlined.
162 (LTO_cgraph_tag_names): Remove.
163 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
164 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
165 simplify cgraph tags and document.
166 (lto_output_node): Use only LTO_cgraph_unavail_node and
167 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
168 for_functions_valid, global info, process and output flags.
169 (input_overwrite_node): Initialize estimated stack size and
170 estimated growth. Do not read flags we no longer store.
171 (input_node): Likewise do not read info no longer stored.
172 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
175 2010-04-30 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/43879
178 * tree-ssa-structalias.c (get_constraint_for_1): Properly
179 handle non-zero initializers.
181 2010-04-30 Richard Guenther <rguenther@suse.de>
183 * builtins.c (fold_builtin_1): Delete free (0).
185 2010-04-29 Jan Hubicka <jh@suse.cz>
187 * gengtype.c (open_base_files): Add lto-streamer.h
188 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
189 (pass_ipa_cp): GGC collect.
190 * toplev. (compile_file): Do not output symbols.
191 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
192 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
193 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
194 * lto-section-in.c: Include ggc.h
195 (lto_new_in_decl_state): Alloc in GGC.
196 (lto_delete_in_decl_state): Likewise.
197 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
200 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
203 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
204 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
205 (HONOR_REG_ALLOC_ORDER): Describe new macro.
206 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
207 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
208 account only if HONOR_REG_ALLOC_ORDER is not defined.
209 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
210 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
212 2010-04-29 Jon Grant <04@jguk.org>
214 * collect2.c (vflag): Change type from int to bool.
216 (helpflag): New global bool.
217 (main): Set vflag and debug with boolean, not integer truth values.
218 Accept new "--help" option and output usage text if found.
219 * collect2.h (vflag): Update prototype.
222 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
225 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
227 2010-04-29 Richard Guenther <rguenther@suse.de>
230 * plugin.h (invoke_plugin_callbacks): Annotate arguments
231 with ATTRIBUTE_UNUSED.
233 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
236 * config/i386/i386.c (get_some_local_dynamic_name): Replace
237 INSN_P with NONDEBUG_INSN_P.
238 (distance_non_agu_define): Likewise.
239 (distance_agu_use): Likewise.
241 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
243 From Dominique d'Humieres <dominiq@lps.ens.fr>
245 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
248 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
250 * plugin.h (invoke_plugin_callbacks): New inline function.
251 * plugin.c (flag_plugin_added): New global flag.
252 (add_new_plugin): Initialize above flag.
253 (invoke_plugin_callbacks): Rename to ...
254 (invoke_plugin_callbacks_full): ... this.
256 2010-04-28 Jan Hubicka <jh@suse.cz>
258 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
259 (lto_varpool_replace_node): New.
260 (lto_symtab_resolve_symbols): Resolve varpool nodes.
261 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
262 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
263 * cgraph.h (varpool_node_ptr): New type.
264 (varpool_node_ptr): New vector.
265 (varpool_node_set_def): New structure.
266 (varpool_node_set): New type.
267 (varpool_node_set): New vector.
268 (varpool_node_set_element_def): New structure.
269 (varpool_node_set_element, const_varpool_node_set_element): New types.
270 (varpool_node_set_iterator): New type.
271 (varpool_node): Add prev pointers, add used_from_other_partition,
273 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
274 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
275 varpool_get_node, varpool_remove_node): Declare.
276 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
277 varpool_node_set_size): New inlines.
278 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
279 * tree-pass.h (varpool_node_set_def): Forward declare.
280 (ipa_opt_pass_d): Summary writting takes vnode sets too.
281 (ipa_write_optimization_summaries): Update prototype.
282 * ipa-cp.c (ipcp_write_summary): Update.
283 * ipa-reference.c (ipa_reference_write_summary): Update.
284 * lto-cgraph.c (lto_output_varpool_node): New static function.
285 (output_varpool): New function.
286 (input_varpool_node): New static function.
287 (input_varpool_1): New function.
288 (input_cgraph): Input varpool.
289 * ipa-pure-const.c (pure_const_write_summary): Update.
290 * lto-streamer-out.c (lto_output): Update, output varpool too.
291 (write_global_stream): Kill WPA hack.
292 (produce_asm_for_decls): Update.
293 (output_alias_pair_p): Handle variables.
294 (output_unreferenced_globals): Output only needed partition of varpool.
295 * ipa-inline.c (inline_write_summary): Update.
296 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
298 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
299 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
300 varpool_node_set_new, varpool_node_set_add,
301 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
302 debug_varpool_node_set): New functions.
303 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
304 (execute_one_pass): Process new decls too.
305 (ipa_write_summaries_2): Pass around vsets.
306 (ipa_write_summaries_1): Likewise.
307 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
309 (ipa_write_optimization_summaries_1): Pass around vsets.
310 (ipa_write_optimization_summaries): Likewise.
311 * varpool.c (varpool_get_node): New.
312 (varpool_node): Update doubly linked lists.
313 (varpool_remove_node): New.
314 (dump_varpool_node): More dumping.
315 (varpool_enqueue_needed_node): Update doubly linked lists.
316 (decide_is_variable_needed): Kill ltrans hack.
317 (varpool_finalize_decl): Kill lto hack.
318 (varpool_assemble_decl): Skip decls in other partitions.
319 (varpool_assemble_pending_decls): Update doubly linkes lists.
320 (varpool_empty_needed_queue): Likewise.
321 (varpool_extra_name_alias): Likewise.
322 * lto-streamer.c (lto_get_section_name): Add vars section.
323 * lto-streamer.h (lto_section_type): Update.
324 (output_varpool, input_varpool): Declare.
326 2010-04-28 Mike Stump <mikestump@comcast.net>
328 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
330 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
332 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
333 record or union type with RECORD_OR_UNION_TYPE_P predicate.
334 (lto_input_ts_type_tree_pointers): Likewise.
335 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
336 (lto_output_ts_type_tree_pointers): Likewise.
338 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
340 Uniquization of constants at the Tree level
341 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
342 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
344 (tree_output_constant_def): Declare.
345 * gimplify.c (gimplify_init_constructor): When using block copy, first
346 uniquize the constant constructor on the RHS.
347 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
348 DECL_IN_CONSTANT_POOL flag.
349 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
350 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
352 (assemble_variable): Deal with symbols belonging to the tree constant
354 (get_constant_section): Add ALIGN parameter and simplify.
355 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
356 (assemble_constant_contents): Use the expression of the VAR_DECL.
357 (output_constant_def_contents): Use the alignment of the VAR_DECL.
358 (tree_output_constant_def): New global function.
359 (mark_constant): Use the expression of the VAR_DECL.
360 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
362 (output_object_block): Likewise and assemble the expression.
364 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
366 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
367 hash_tree, eq_tree): New tree hash table.
368 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
369 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
370 lto_orig_address_remove): Reimplement.
372 2010-04-28 Xinliang David Li <davidxl@google.com>
375 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
376 (compute_uninit_opnds_pos): New function.
377 (is_non_loop_exit_postdominating): New function.
378 (compute_control_dep_chain): New function.
379 (find_pdom): New function.
380 (convert_control_dep_chain_into_preds): New function.
381 (find_predicates): New function.
382 (find_control_equiv_block): New function.
383 (collect_phi_def_edges): New function.
384 (find_def_preds): New function.
385 (find_dom): New function.
386 (dump_predicates): New function.
387 (get_cmp_code): New function.
388 (is_value_included_in): New function.
389 (find_matching_predicate_in_rest_chains): New function.
390 (use_pred_not_overlap_with_undef_path_pred): New function.
391 (is_use_properly_guarded): New function.
392 (normalize_cond_1): New function.
393 (is_and_or_or): New function.
394 (normalize_cond): New function.
395 (is_gcond_subset_of): New function.
396 (is_subset_of_any): New function.
397 (is_or_set_subset_of): New function.
398 (is_and_set_subset_of): New function.
399 (is_norm_cond_subset_of): New function.
400 (is_pred_expr_subset_of): New function.
401 (is_pred_chain_subset_of): New function.
402 (is_included_in): New function.
403 (is_superset_of): New function.
404 (find_uninit_use): New function.
405 (warn_uninitialized_phi): New function.
406 (compute_possibly_undefined_names): New function.
407 (ssa_undefined_value_p): New function.
408 (execute_late_warn_uninitialized): New function.
409 * tree-ssa.c (ssa_undefined_value_p): Removed.
410 (warn_uninit): Changed to extern.
411 (warn_uninitialized_phi): Removed.
412 (warn_uninitialized_vars): Changed to extern.
413 (execute_late_warn_uninitialized): Removed
414 * tree-flow.h: Add new prototypes.
415 * timevar.def: Add new time variable.
416 * Makefile.in: Add new build file.
418 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
420 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
423 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
426 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
428 2010-04-28 Martin Jambor <mjambor@suse.cz>
430 * cgraph.h (struct cgraph_node): New field indirect_calls.
431 (struct cgraph_indirect_call_info): New type.
432 (struct cgraph_edge): Removed field indirect_call. New fields
433 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
434 (cgraph_create_indirect_edge): Declare.
435 (cgraph_make_edge_direct): Likewise.
436 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
437 * ipa-prop.h (struct ipa_param_call_note): Removed.
438 (struct ipa_node_params): Removed field param_calls.
439 (ipa_create_all_structures_for_iinln): Declare.
440 * cgraph.c: Described indirect edges and uids in initial comment.
441 (cgraph_add_edge_to_call_site_hash): New function.
442 (cgraph_edge): Search also among the indirect edges, use
443 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
444 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
445 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
447 (initialize_inline_failed): Assign a reason to indirect edges.
448 (cgraph_create_edge_1): New function.
449 (cgraph_create_edge): Moved some functionality to
450 cgraph_create_edge_1.
451 (cgraph_create_indirect_edge): New function.
452 (cgraph_edge_remove_callee): Add an assert checking for
454 (cgraph_edge_remove_caller): Special-case indirect edges.
455 (cgraph_remove_edge): Likewise.
456 (cgraph_set_edge_callee): New function.
457 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
458 (cgraph_make_edge_direct): New function.
459 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
460 the declaration of the call statement matches.
461 (cgraph_node_remove_callees): Special-case indirect edges.
462 (cgraph_clone_edge): Likewise.
463 (cgraph_clone_node): Clone also the indirect edges.
464 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
465 indirect_call, dump count of indirect_calls edges.
466 * ipa-prop.c (iinlining_processed_edges): New variable.
467 (ipa_note_param_call): Create indirect edges instead of
468 creating notes. New parameter node.
469 (ipa_analyze_call_uses): New parameter node, pass it on to
471 (ipa_analyze_stmt_uses): Likewise.
472 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
473 (print_edge_addition_message): Work on edges rather than on notes.
474 (update_call_notes_after_inlining): Likewise, renamed to
475 update_indirect_edges_after_inlining.
476 (ipa_create_all_structures_for_iinln): New function.
477 (ipa_free_node_params_substructures): Do not free notes.
478 (ipa_edge_duplication_hook): Propagate bits within
479 iinlining_processed_edges bitmap.
480 (ipa_node_duplication_hook): Do not duplicate notes.
481 (free_all_ipa_structures_after_ipa_cp): Renamed to
482 ipa_free_all_structures_after_ipa_cp.
483 (free_all_ipa_structures_after_iinln): Renamed to
484 ipa_free_all_structures_after_iinln.g
485 (ipa_write_param_call_note): Removed.
486 (ipa_read_param_call_note): Removed.
487 (ipa_write_indirect_edge_info): New function.
488 (ipa_read_indirect_edge_info): Likewise.
489 (ipa_write_node_info): Do not stream notes, do stream information
491 (ipa_read_node_info): Likewise.
492 (lto_ipa_fixup_call_notes): Removed.
493 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
494 * ipa-inline.c (pass_ipa_inline): Likewise.
495 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
496 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
497 * tree-inline.c (copy_bb): Removed an unnecessary double check for
499 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
501 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
502 (output_cgraph): Stream also indirect edges.
503 (lto_output_edge): Added capability to stream indirect edges.
504 (input_edge): Likewise.
505 (input_cgraph_1): Likewise.
506 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
509 2010-04-28 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/43879
512 PR tree-optimization/43909
513 * tree-ssa-structalias.c (struct variable_info): Add
514 only_restrict_pointers flag.
515 (new_var_info): Initialize it. Increment stats.total_vars here.
516 (create_function_info_for): Do not increment stats.total_vars
518 (get_function_part_constraint): Fix build with C++.
519 (insert_into_field_list): Remove.
520 (push_fields_onto_fieldstack): Properly merge fields.
521 (create_variable_info_for): Split and simplify.
522 (create_variable_info_for_1): New piece.
523 (intra_create_variable_infos): Properly make restrict constraints
526 2010-04-28 Richard Guenther <rguenther@suse.de>
529 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
531 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
532 Jan Hubicka <hubicka@ucw.cz>
534 * doc/invoke.texi (-Wsuggest-attribute=const,
535 -Wsuggest-attribute=pure): Document.
536 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
537 (function_always_visible_to_compiler_p,
538 suggest_attribute, warn_function_pure, warn_function_const):
540 (check_call): Improve debug info.
541 (analyze_function): Do not check availability.
542 (add_new_function): Check availability.
543 (propagate): Output warnings.
544 (skip_function_for_local_pure_const): New function.
545 (local_pure_const): Use it; output warnings.
546 * common.opt (Wsuggest-attribute=const,
547 Wsuggest-attribute=pure): New.
549 2010-04-27 Jakub Jelinek <jakub@redhat.com>
551 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
552 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
553 or DW_CFA_def_cfa_offset{,_sf}.
555 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
557 * tree.h: Fix truncated long macros.
559 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
561 * collect2.c (TARGET_64BIT): Redefine to target's default.
563 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
564 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
565 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
566 for underscoring __USER_LABEL_PREFIX__.
567 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
568 (SUB_LINK_ENTRY32): New.
569 (SUB_LINK_ENTRY64): New.
570 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
571 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
572 (SUB_LINK_ENTRY64): New.
573 (SUB_LINK_ENTRY): New.
574 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
575 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
576 x64 target is choosen.
577 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
578 * configure: Regenerated.
579 * configure.ac (leading-mingw64-underscores): Option added.
581 2010-04-27 Jan Hubicka <jh@suse.cz>
583 * doc/invoke.texi (-fipa-profile): Document.
584 * opts.c (decode_options): Enable ipa-profile at -O1.
585 * timevar.def (TV_IPA_PROFILE): Define.
586 * common.opt (fipa-profile): Add.
587 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
589 (cgraph_propagate_frequency): Handle only local ones.
590 * tree-pass.h (pass_ipa_profile): Declare.
591 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
592 (pass_ipa_profile): Use TV_IPA_PROFILE.
593 * ipa.c (ipa_profile): New function.
594 (gate_ipa_profile): Likewise.
595 (pass_ipa_profile): New global variable.
596 * passes.c (pass_ipa_profile): New.
598 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
600 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
602 2010-04-27 Martin Jambor <mjambor@suse.cz>
605 * ipa.c (dissolve_same_comdat_group_list): New function.
606 (function_and_variable_visibility): Call
607 dissolve_same_comdat_group_list when comdat group contains external or
609 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
610 lists are circular and that they contain only DECL_ONE_ONLY nodes.
612 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
614 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
615 (const_hash_1) <VECTOR_CST>: New case.
616 (compare_constant) <VECTOR_CST>: Likewise.
617 <ADDR_EXPR>: Deal with LABEL_REFs.
618 (copy_constant) <VECTOR_CST>: New case.
620 2010-04-27 Jan Hubicka <jh@suse.cz>
622 * cgraph.c (cgraph_propagate_frequency): New function.
623 * cgraph.h (cgraph_propagate_frequency): Declare.
624 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
625 cgraph_propagate_frequency.
627 2010-04-27 Jakub Jelinek <jakub@redhat.com>
629 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
631 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
634 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
635 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
636 here to determine which regs to push and how much stack to reserve.
638 2010-04-27 Jie Zhang <jie@codesourcery.com>
640 * doc/gimple.texi (gimple_statement_with_ops): Remove
641 addresses_taken field.
642 (gimple_statement_with_memory_ops): Likewise.
644 2010-04-27 Jan Hubicka <jh@suse.cz>
646 * tree-inline.c (eni_inlining_weights): Remove.
647 (estimate_num_insns): Special case more builtins.
649 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
652 * c-typeck.c (build_binary_op): Move forward check for comparison
653 pointer with null pointer constant and adjust the diagnostic message.
655 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
658 * configure.ac (gcc_cv_as_section_has_align): Set if installed
659 binutils supports extended .section directive needed by LTO, or
660 warn if older binutils found.
661 (LTO_BINARY_READER): New AC_SUBST'd variable.
662 (LTO_USE_LIBELF): Likewise.
663 * gcc/config.gcc (lto_binary_reader): New target-specific configure
665 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
666 (LTO_USE_LIBELF): Likewise.
667 * configure: Regenerate.
669 * collect2.c (is_elf): Rename from this ...
670 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
671 object files in addition to ELF-formatted ones.
672 (scan_prog_file): Caller updated. Also allow for LTO info marker
673 symbol to be prefixed or not by an extra underscore.
675 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
676 * config/i386/winnt.c: Also #include lto-streamer.h
677 (i386_pe_asm_named_section): Specify 1-byte section alignment for
679 (i386_pe_asm_output_aligned_decl_common): Add comment.
680 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
682 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
685 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
686 Add missing earlyclobber for second alternative.
688 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
690 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
691 bits for artificial defs at the top of the block.
692 * fwprop.c (single_def_use_enter_block): Don't call it.
694 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
697 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
698 instead of "$gcc_cv_objdump -T".
699 Use "-undefined dynamic_lookup" on darwin.
700 * gcc/configure: Regenerate.
702 2010-04-26 Jakub Jelinek <jakub@redhat.com>
705 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
707 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
709 * c-parser.c (struct c_token): Move location field up.
710 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
711 (struct c_declspecs): Convert typespec_word, storage_class, and
712 default_int_p into bitfields.
713 (struct c_declarator): Move loc field up.
715 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
717 * cfgloop.h (struct loop): Move can_be_parallel field up.
718 * ipa-prop.h (struct ip_node_params): Move bitfields up.
719 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
721 (struct iv_cand): Convert pos field into a bitfield.
722 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
724 (struct _stmt_vec_info): Shuffle fields for better packing.
726 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
728 * varasm.c (IN_NAMED_SECTION): Remove guard.
729 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
730 (IN_NAMED_SECTION_P): ...this.
731 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
732 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
734 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
736 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
737 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
738 of shadowing it. Fix comments.
740 2010-04-26 Jan Hubicka <jh@suse.cz>
742 * cgraph.c (cgraph_create_node): Set node frequency to normal.
743 (cgraph_clone_node): Copy function frequency.
744 * cgraph.h (node_frequency): New enum
745 (struct cgraph_node): Add.
746 * final.c (rest_of_clean_state): Update.
747 * lto-cgraph.c (lto_output_node): Output node frequency.
748 (input_overwrite_node): Input node frequency.
749 * tre-ssa-loop-ivopts (computation_cost): Update.
750 * lto-streamer-out.c (output_function): Do not output function
752 * predict.c (maybe_hot_frequency_p): Update and handle functions
754 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
756 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
757 (compute_function_frequency): Set noreturn functions to be executed
759 (choose_function_section): Update.
760 * lto-streamer-in.c (input_function): Do not input function frequency.
761 * function.c (allocate_struct_function): Do not initialize function
763 * function.h (function_frequency): Remove.
764 (struct function): Remove function frequency.
765 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
766 (try_update): Update.
767 * tree-inline.c (initialize_cfun): Do not update function frequency.
768 * passes.c (pass_init_dump_file): Update.
769 * i386.c (ix86_compute_frame_layout): Update.
770 (ix86_pad_returns): Update.
772 2010-04-26 Jie Zhang <jie@codesourcery.com>
774 PR tree-optimization/43833
775 * tree-vrp.c (range_int_cst_p): New.
776 (range_int_cst_singleton_p): New.
777 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
778 when both operands are constants. Use range_int_cst_p in
781 2010-04-26 Jan Hubicka <jh@suse.cz>
783 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
785 2010-04-26 Richard Guenther <rguenther@suse.de>
788 * gimple.c (gimple_decl_printable_name): Deal gracefully
789 with a NULL DECL_NAME.
791 2010-04-26 Richard Guenther <rguenther@suse.de>
794 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
795 if emitting debug information and it is either a function
798 2010-04-26 Ira Rosen <irar@il.ibm.com>
800 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
801 determine if the statement is vectorizable, and a macro to access it.
802 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
803 Skip statements that can't be vectorized. If the analysis fails,
804 mark the statement as unvectorizable if vectorizing basic block.
805 (vect_compute_data_refs_alignment): Likewise.
806 (vect_verify_datarefs_alignment): Skip statements marked as
807 unvectorizable. Add print.
808 (vect_analyze_group_access): Skip statements that can't be
809 vectorized. If the analysis fails, mark the statement as
810 unvectorizable if vectorizing basic block.
811 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
812 * tree-vect-stmts.c (vectorizable_store): Fix the number of
813 generated stmts for SLP.
814 (new_stmt_vec_info): Initialize the new field.
815 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
816 statements marked as unvectorizable.
818 2010-04-25 Joseph Myers <joseph@codesourcery.com>
820 * c-common.c (flag_isoc1x): New.
821 (flag_isoc99): Update comment.
822 * c-common.h (flag_isoc1x): New.
823 (flag_isoc99): Update comment.
824 * c-cppbuiltin.c (builtin_define_float_constants): Also define
825 __<type>_DECIMAL_DIG__.
826 * c-opts.c (set_std_c1x): New.
827 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
828 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
829 * c.opt (-std=c1x, -std=gnu1x): New options.
830 * doc/cpp.texi: Mention -std=c1x.
831 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
832 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
833 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
834 * doc/standards.texi: Mention C1X.
835 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
836 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
837 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
840 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/gmon-sol2.c (_mcleanup): Change format string
843 placeholder from 0x%x to %#x.
844 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
845 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
846 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
847 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
848 * config/i386/i386.c (ix86_target_string): Ditto.
849 (output_pic_addr_const): Ditto.
850 (print_operand): Ditto.
852 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
854 * combine.c (find_split_point): Add third argument. Use it
855 to find nested multiply-accumulate instructions. Adjust calls.
856 (try_combine): Adjust call to find_split_point.
858 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
860 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
862 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
864 PR tree-optimization/41442
865 * fold-const.c (merge_truthop_with_opposite_arm): New function.
866 (fold_binary_loc): Call it.
868 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
870 * toplev.c (general_init): Set default for fdiagnostics-show-option.
871 * opts.c (common_handle_option): Allow disabling it.
872 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
874 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
876 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
877 between modes if both types are integral.
879 2010-04-23 Richard Guenther <rguenther@suse.de>
881 PR tree-optimization/43572
882 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
884 2010-04-23 Richard Guenther <rguenther@suse.de>
887 * tree-inline.c (tree_can_inline_p): Also check compatibility
890 2010-04-23 Martin Jambor <mjambor@suse.cz>
892 PR tree-optimization/43846
893 * tree-sra.c (struct access): New flag grp_assignment_read.
894 (build_accesses_from_assign): Set grp_assignment_read.
895 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
896 (enum mark_read_status): New type.
897 (analyze_access_subtree): Propagate grp_assignment_read, create
898 accesses also if both direct_read and root->grp_assignment_read.
900 2010-04-23 Martin Jambor <mjambor@suse.cz>
903 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
904 function does not have type attributes.
906 2010-04-23 Richard Guenther <rguenther@suse.de>
909 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
912 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
914 * sese.h (create_if_region_on_edge): Remove.
916 * sese.c (create_if_region_on_edge): Make static.
918 * tree-inline.c: Do not include ggc.h.
920 * expr.c: Do not include ggc.h.
922 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
925 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
928 * config/sh/sh.c (find_barrier): Don't emit a constant pool
929 in the middle of insns for casesi_worker_2.
931 2010-04-22 David Edelsohn <edelsohn@gnu.org>
933 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
935 2010-04-22 Ira Rosen <irar@il.ibm.com>
937 PR tree-optimization/43842
938 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
939 loop unrolling in update of exit phis. Fix comment.
940 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
941 least two reduction statements in the loop before starting SLP
944 2010-04-22 Nick Clifton <nickc@redhat.com>
946 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
948 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
950 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
953 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
955 * tree-parloops.c (loop_parallel_p): New argument
956 parloop_obstack. Pass it down.
957 (parallelize_loops): New variable parloop_obstack. Initialize it,
958 pass it down, free it.
960 * tree-loop-linear.c (linear_transform_loops): Pass down
963 * tree-data-ref.h (lambda_compute_access_matrices): New argument
964 of type struct obstack *.
966 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
967 scratch_obstack. Initialize it, pass down, free it.
969 * lambda.h (lambda_loop_new): Remove.
970 (lambda_matrix_new, lambda_matrix_inverse)
971 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
972 argument of type struct obstack *.
974 * lambda-trans.c (lambda_trans_matrix_new): New argument
975 lambda_obstack. Pass it down, use obstack allocation for ret.
976 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
979 * lambda-mat.c (lambda_matrix_get_column)
980 (lambda_matrix_project_to_null): Remove.
981 (lambda_matrix_new): New argument lambda_obstack. Use obstack
983 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
986 * lambda-code.c (lambda_loop_new): New function.
987 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
988 (lambda_compute_auxillary_space, lambda_compute_target_space)
989 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
990 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
991 (build_access_matrix): New argument lambda_obstack. Use obstack
993 (lambda_compute_step_signs, lambda_compute_access_matrices): New
994 argument lambda_obstack. Pass it down.
996 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
998 * optabs.h (expand_widening_mult): Declare.
1000 2010-04-22 Richard Guenther <rguenther@suse.de>
1002 PR tree-optimization/43845
1003 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1004 lookup the CALL_EXPR function and arguments.
1006 2010-04-22 Nick Clifton <nickc@redhat.com>
1008 * config/stormy16/stormy16.c
1009 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1010 * config/stormy16/stormy16.h: Tidy up formatting.
1011 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1012 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1013 (ineqbranchsi): Delete pattern.
1014 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1015 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1016 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1017 stormy16-lib2-ucmpsi2.c.
1019 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1021 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1022 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1023 extra set merge_set_noclobber, and use it to relax the final test
1025 * df.h (df_simulate_find_noclobber_defs): Declare.
1026 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1028 (df_simulate_find_noclobber_defs): New function.
1030 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md: Use {} around multi-line preparation statements.
1034 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1036 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1037 (process_init_element): New argument of type struct obstack *.
1039 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1040 (set_init_index, set_init_label, set_nonincremental_init)
1041 (set_nonincremental_init_from_string, find_init_member)
1042 (output_init_element, output_pending_init_elements)
1043 (process_init_element): New argument braced_init_obstack. Pass it
1045 (push_range_stack, add_pending_init): New argument
1046 braced_init_obstack. Use obstack allocation.
1048 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1049 braced_init_obstack. Pass it down.
1050 (c_parser_braced_init): New variables ret, braced_init_obstack.
1051 Initialize obstack, pass it down and finally free it.
1053 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1056 * tree-pass.h (pass_optimize_widening_mul): Declare.
1057 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1058 gate_optimize_widening_mul): New static functions.
1059 (pass_optimize_widening_mul): New.
1060 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1061 <case MULT_EXPR>: Remove support for widening multiplies.
1062 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1063 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1064 simplify_gen_unary rather than directly building extensions.
1065 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1067 * expmed.c (expand_widening_mult): New function.
1068 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1070 2010-04-21 Jan Hubicka <jh@suse.cz>
1072 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1073 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1074 * lto-wpa-fixup.c: Remove.
1075 * Makefile.in (lto-wpa-fixup.o): Remove.
1076 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1077 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1078 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1080 2010-04-21 Jan Hubicka <jh@suse.cz>
1082 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1083 add write_optimization_summary, read_optimization_summary.
1084 (ipa_write_summaries_of_cgraph_node_set): Remove.
1085 (ipa_write_optimization_summaries): Declare.
1086 (ipa_read_optimization_summaries): Declare.
1087 * ipa-cp.c (pass_ipa_cp): Update.
1088 * ipa-reference.c (pass_ipa_reference): Update.
1089 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1090 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1092 * ipa-inline.c (pass_ipa_inline): Update.
1093 * ipa.c (pass_ipa_whole_program): Update.
1094 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1095 * passes.c (ipa_write_summaries_1): Do not test wpa.
1096 (ipa_write_optimization_summaries_1): New.
1097 (ipa_write_optimization_summaries): New.
1098 (ipa_read_summaries): Do not test ltrans.
1099 (ipa_read_optimization_summaries_1): New.
1100 (ipa_read_optimization_summaries): New.
1102 2010-04-21 Jan Hubicka <jh@suse.cz>
1104 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1106 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1108 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1111 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1112 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1114 2010-04-21 Jan Hubicka <jh@suse.cz>
1116 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1118 2010-04-21 Jan Hubicka <jh@suse.cz>
1120 * varpool.c (decide_is_variable_needed): Variable is always needed
1123 2010-04-21 Jan Hubicka <jh@suse.cz>
1125 * opts.c (decode_options): Enable pure-const pass for whopr.
1127 2010-04-21 Jan Hubicka <jh@suse.cz>
1129 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1130 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1132 (cgraph_decide_inlining): Do not expect callee to be removed in all
1135 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1137 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1139 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1142 amdfam10_decode attributes.
1144 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1147 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1148 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1149 (lower_copyprivate_clauses): Use private var in outer
1150 context instead of original var. Make sure the types
1151 are correct for VLAs.
1153 2010-04-21 Richard Guenther <rguenther@suse.de>
1155 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1156 to non-pointer objects.
1158 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1160 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1161 last chain entry if it starts with the still current label.
1162 (add_location_or_const_value_attribute): Check that
1163 loc_list->first->next is NULL instead of comparing ->first with ->last.
1164 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1165 to add_var_loc_to_decl.
1167 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1168 >= 4 add also address size and segment size fields into CIE header.
1170 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1171 long as address size is the same as sizeof (void *) and
1173 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1174 address size or segment size is unexpected, return DW_EH_PE_omit.
1175 (classify_object_over_fdes): If get_cie_encoding returned
1176 DW_EH_PE_omit, return -1.
1177 (init_object): If classify_object_over_fdes returned -1,
1178 pretend there were no FDEs at all.
1180 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1182 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1183 bswap{si,di}2 using SWI48 mode iterator.
1184 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1185 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1186 set modrm attribute of bswap insn to 0 and remove length attribute.
1187 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1188 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1189 set mode attribute to <MODE> and remove length attribute.
1191 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1193 PR rtl-optimization/43520
1194 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1195 zero available registers.
1197 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1199 * builtins.c (fold_builtin_cproj): Fold more cases.
1201 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1203 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1204 (fold_builtin_1): Fold builtin cproj.
1205 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1206 Use ATTR_CONST_NOTHROW_LIST.
1208 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1210 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1211 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1212 ffsi2_no_cmove for !TARGET_CMOVE.
1213 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1214 (ffssi2): Remove expander.
1215 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1217 (ctz<mode>2): Ditto from ctz{si,di}2.
1218 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1220 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1223 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1225 * dwarf2out.c (AT_linkage_name): Define.
1226 (clone_as_declaration): Handle DW_AT_linkage_name.
1227 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1228 of DW_AT_MIPS_linkage_name.
1229 (move_linkage_attr): Likewise.
1230 (dwarf2out_finish): Likewise.
1232 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1235 * fold-const.c (fold_comparison): New folding rule.
1237 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1239 * double-int.h (double_int_setbit): Declare.
1240 * double-int.c (double_int_setbit): New function.
1241 * rtl.h (immed_double_int_const): Declare.
1242 * emit-rtl.c (immed_double_int_const): New function.
1243 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1244 and immed_double_int_const functions.
1245 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1246 expand_copysign_bit): (Ditto.).
1247 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1248 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1249 * dojump.c (prefer_and_bit_test): (Ditto.).
1250 * expr.c (convert_modes, reduce_to_bit_field_precision,
1251 const_vector_from_tree): (Ditto.).
1252 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1254 2010-04-20 Jan Hubicka <jh@suse.cz>
1256 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1257 (dump_cgraph_node): Dump new flags.
1258 * cgraph.h (struct cgraph_node): Add flags
1259 reachable_from_other_partition and in_other_partition.
1260 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1261 other partition can not be removed.
1262 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1263 the other partition must be output; silence sanity checking on
1264 leaking functions bodies from other paritition.
1265 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1266 (lto_output_node): Output new flags; do not sanity check that inline
1267 clones are output; drop lto_forced_extern_inline_p code; do not mock
1268 visibility flags at partition boundaries.
1269 (add_node_to): New function.
1270 (output_cgraph): Use it to sort functions so masters appear before
1272 (input_overwrite_node): Input new flags.
1273 * passes.c (ipa_write_summaries): Do not call
1274 lto_new_extern_inline_states.
1275 * lto-section-out.c (forced_extern_inline,
1276 lto_new_extern_inline_states lto_delete_extern_inline_states,
1277 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1278 * lto-streamer.h (lto_new_extern_inline_states,
1279 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1280 lto_forced_extern_inline_p): Kill.
1282 2010-04-20 Richard Guenther <rguenther@suse.de>
1284 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1285 from vars that can have pointers.
1286 (process_constraint): Dump useless constraints.
1288 2010-04-20 Richard Guenther <rguenther@suse.de>
1290 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1291 (dump_sa_points_to_info): Remove asserts.
1292 (init_base_vars): nothing_id isn't an escape point nor does it
1295 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1297 * tree.h (TYPE_REF_IS_RVALUE): Define.
1298 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1299 should_move_die_to_comdat, prune_unused_types_walk): Handle
1300 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1301 (modified_type_die, gen_reference_type_die): Emit
1302 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1303 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1305 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1308 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1309 calls for -fpic -m31 if they have been sibcall optimized.
1311 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1313 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1314 ar.lc fixed and call-used.
1316 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1318 2010-04-19 Jan Hubicka <jh@suse.cz>
1320 * opts.c (decode_options): Disable whpr incompatible passes.
1321 * lto/lto.c (lto_1_to_1_map): Skip clones.
1322 (read_cgraph_and_symbols): Do not mark everything as needed.
1323 (do_whole_program_analysis): Do map only after optimizing;
1324 set proper cgraph_state; use passmanager.
1326 2010-04-19 DJ Delorie <dj@redhat.com>
1328 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1329 POINTER_PLUS_EXPR and fix them.
1331 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1333 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1334 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1335 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1336 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1337 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1338 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1339 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1340 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1341 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1342 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1343 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1345 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1347 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1348 (check_cond_move_block): Likewise.
1349 (cond_move_process_if_block): Likewise.
1350 (noce_find_if_block): Improve formatting.
1351 (find_if_header): Pass 0 to memset and tweak conditions.
1352 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1354 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1356 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1360 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1361 with non-local decl doesn't need chain.
1363 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1365 * ira-color.c (allocno_reload_assign): Avoid accumulating
1366 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1368 2010-04-19 Martin Jambor <mjambor@suse.cz>
1370 * gimple.h (create_tmp_reg): Declare.
1371 * gimplify.c (create_tmp_reg): New function.
1372 (gimplify_return_expr): Use create_tmp_reg.
1373 (gimplify_omp_atomic): Likewise.
1374 (gimple_regimplify_operands): Likewise.
1375 * tree-dfa.c (make_rename_temp): Likewise.
1376 * tree-predcom.c (predcom_tmp_var): Likewise.
1377 (reassociate_to_the_same_stmt): Likewise.
1378 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1379 (get_replaced_param_substitute): Likewise.
1380 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1381 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1382 * tree-ssa-pre.c (get_representative_for): Likewise.
1383 (create_expression_by_pieces): Likewise.
1384 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1385 (create_tailcall_accumulator): Likewise.
1387 2010-04-19 Martin Jambor <mjambor@suse.cz>
1389 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1391 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1393 2010-04-19 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43796
1396 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1397 from SCEV in the lattice.
1398 (vrp_visit_phi_node): Dump change.
1400 2010-04-19 Richard Guenther <rguenther@suse.de>
1402 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1403 * configure: Re-generated.
1405 2010-04-19 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43783
1408 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1409 constant ARRAY_REF operands two and three if possible.
1411 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1416 2010-04-19 Jie Zhang <jie@codesourcery.com>
1419 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1421 2010-04-19 Ira Rosen <irar@il.ibm.com>
1423 PR tree-optimization/37027
1424 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1425 and macro to access it.
1426 (vectorizable_reduction): Add argument.
1427 (vect_get_slp_defs): Likewise.
1428 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1429 statements for possible use in SLP.
1430 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1431 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1432 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1434 (vectorizable_reduction): Likewise.
1435 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1437 (vectorizable_type_demotion, vectorizable_type_promotion,
1438 vectorizable_store): Likewise.
1439 (vect_analyze_stmt): Update call to vectorizable_reduction.
1440 (vect_transform_stmt): Likewise.
1441 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1442 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1443 from different interleaving chains in same node.
1444 (vect_slp_rearrange_stmts): New function.
1445 (vect_supported_load_permutation_p): Allow load permutations for
1446 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1447 inside SLP nodes if necessary.
1448 (vect_analyze_slp_instance): Handle reductions.
1449 (vect_analyze_slp): Try to build SLP instances originating from groups
1451 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1452 (vect_get_constant_vectors): Create initial vectors for reductions
1453 according to reduction code. Add new argument.
1454 (vect_get_slp_defs): Add new argument, pass it to
1455 vect_get_constant_vectors.
1456 (vect_schedule_slp_instance): Remove SLP tree root statements.
1458 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1460 * tree.h (ENUM_IS_SCOPED): Define.
1461 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1462 for ENUM_IS_SCOPED enums.
1464 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1466 * fold-const.c (fold_comparison): Use ssizetype.
1467 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1468 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1469 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1470 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1472 * tree.h (initialize_sizetypes): Remove parameter.
1473 (build_common_tree_nodes): Remove second parameter.
1474 * stor-layout.c (initialize_sizetypes): Remove parameter.
1475 Always create an unsigned type.
1476 (set_sizetype): Assert that the passed type is unsigned and simplify.
1477 * tree.c (build_common_tree_nodes): Remove second parameter.
1478 Adjust call to initialize_sizetypes.
1479 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1480 build_common_tree_nodes.
1482 2010-04-18 Matthias Klose <doko@ubuntu.com>
1484 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1486 2010-04-18 Ira Rosen <irar@il.ibm.com>
1488 PR tree-optimization/43771
1489 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1490 load permutation doesn't have gaps.
1492 2010-04-18 Jan Hubicka <jh@suse.cz>
1494 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1495 (sse_prologue_save_insn expander): Use new pattern.
1496 (sse_prologue_save_insn1): New pattern and splitter.
1497 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1499 * i386.c (setup_incoming_varargs_64): Do not compute jump
1501 (ix86_gimplify_va_arg): Update alignment needed.
1502 (ix86_local_alignment): Do not align all local arrays to 128bit.
1504 2010-04-17 Jan Hubicka <jh@suse.cz>
1506 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1508 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1510 * arm.md (negdi2): Remove redundant code to force values into a
1513 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1515 * arm/bpabi.S: Add EABI alignment attributes to objects.
1516 * arm/bpabi-v6m.S: Likewise.
1517 * arm/crti.asm: Likewise.
1518 * arm/crtn.asm: Likewise.
1519 * arm/lib1funcs.asm: Likewise.
1520 * arm/libunwind.S: Likewise.
1522 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1524 * arm-protos.h (tune_params): New structure.
1525 * arm.c (current_tune): New variable.
1526 (arm_constant_limit): Delete.
1527 (struct processors): Add pointer to the tune parameters.
1528 (arm_slowmul_tune): New tuning option.
1529 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1530 (all_cores): Adjust to pick up the tuning model.
1531 (arm_constant_limit): New function.
1532 (arm_override_options): Select the appropriate tuning model. Delete
1533 initialization of arm_const_limit.
1534 (arm_split_constant): Use the new constant-limit model.
1535 (arm_rtx_costs): Pick up the current tuning model.
1536 * arm.md (is_strongarm, is_xscale): Delete.
1537 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1538 for Xscale variant architectures.
1539 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1541 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1543 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1545 (arm_rtx_costs_1): Remove unused variable extra_cost.
1546 (arm_unwind_emit_set): Use variable offset.
1547 (thumb1_output_casesi): Remove unused variable flags.
1549 2010-04-16 Jeff Law <law@redhat.com>
1551 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1552 needing assignment rather than doing a two-phase assignment. Remove
1553 unused variable 'm'.
1555 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1558 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1560 2010-04-16 Doug Kwan <dougkwan@google.com>
1562 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1563 (next_operand_entry_id): New static variable.
1564 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1565 (add_to_ops_vec): Assigned unique ID to operand entry.
1566 (struct oecount_s): New field ID.
1567 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1568 (undistribute_ops_list): Assign unique IDs to oecounts.
1569 (init_reassoc): reset next_operand_entry_id.
1571 2010-04-16 Doug Kwan <dougkwan@google.com>
1573 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1574 missing left parenthesis.
1576 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1579 *btdi_rex64 using SWI48 mode iterator.
1580 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1581 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1582 *jcc_btdi_mask_rex64.
1584 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1586 * double-int.h (tree_to_double_int): Convert to macro.
1587 * double-int.c (tree_to_double_int): Remove.
1589 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1592 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1593 with want_address 2 and in case a single element list might be
1594 possible, call it again with want_address 0.
1596 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1598 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1599 case 'W' print operands for HI mode.
1600 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1601 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1602 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1603 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1605 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1607 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1608 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1609 #xx:3 and #xx:4 mode.
1611 * config/h8300/h8300.md (inverted load with HImode dest): Add
1612 support for H8300SX.
1614 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1615 satisfy 'U' constraint.
1617 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1619 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1620 * configure: Regenerate.
1621 * config.in: Regenerate.
1622 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1625 2010-04-16 Richard Guenther <rguenther@suse.de>
1627 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1628 (struct tree_decl_common): ... here.
1629 (DECL_PT_UID): Adjust.
1630 (SET_DECL_PT_UID): Likewise.
1631 (DECL_PT_UID_SET_P): Likewise.
1633 2010-04-16 Richard Guenther <rguenther@suse.de>
1635 PR tree-optimization/43572
1636 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1637 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1638 * tree-flow.h (is_call_clobbered): Remove.
1639 * tree-flow-inline.h (is_call_clobbered): Likewise.
1640 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1641 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1642 (execute_return_slot_opt): Adjust.
1643 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1644 check for call clobbered vars here.
1645 (find_tail_calls): Move tailcall verification to the
1648 2010-04-16 Diego Novillo <dnovillo@google.com>
1650 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1652 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1655 * config/arm/arm.md (cbranchqi4): New pattern.
1656 * config/arm/predicates.md (const0_operand,
1657 cbranchqi4_comparison_operator): New predicates.
1659 2010-04-16 Richard Guenther <rguenther@suse.de>
1661 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1662 (dump_gimple_stmt): Likewise.
1664 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1666 * recog.h (struct recog_data): New field is_operator.
1667 (struct insn_operand_data): New field is_operator.
1668 * recog.c (extract_insn): Set recog_data.is_operator.
1669 * genoutput.c (output_operand_data): Emit code to set the
1671 * reload.c (find_reloads): Use it rather than testing for an
1672 empty constraint string.
1675 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1676 If the previous insn is a cbranchsi4_insn with the same arguments,
1677 omit the compare instruction.
1679 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1680 register, inputs must be low registers and we need a low register
1681 scratch. Handle alternative 2 like alternative 3.
1683 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1685 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1686 don't call get_addr on both. If one expression is a VALUE and
1687 the other a REG, check VALUE's locs if the REG isn't among them.
1689 2010-04-16 Christian Bruel <christian.bruel@st.com>
1691 * config/sh/sh.h (sh_frame_pointer_required): New function.
1692 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1693 (flag_omit_frame_pointer) Set.
1694 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1695 (rounded_frame_size): Adjust size with outgoing_args_size.
1696 (sh_set_return_address): Must return from stack pointer.
1697 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1698 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1699 (ACCUMULATE_OUTGOING_ARGS): Define.
1700 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1701 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1703 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1706 * config/sh/sh.c (sh_legitimize_reload_address): Use
1707 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1708 Remove a unneeded check for offset_base.
1710 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1712 * configure: Regenerated.
1714 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1716 * config/s390/s390.c (s390_call_save_register_used): Switch back
1717 to HARD_REGNO_NREGS.
1719 2010-04-15 Richard Guenther <rguenther@suse.de>
1721 * alias.c (alias_set_subset_of): Handle alias-set zero
1724 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1725 Julian Brown <julian@codesourcery.com>
1727 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1728 alternatives according to use of high and low regs.
1729 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1730 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1731 optimizing for size on Thumb-2.
1733 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1735 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1737 2010-04-15 Richard Guenther <rguenther@suse.de>
1739 * tree-ssa-structalias.c (struct variable_info): Add
1741 (new_var_info): Initialize it.
1742 (dump_constraints): Support printing last added constraints.
1743 (debug_constraints): Adjust.
1744 (dump_constraint_graph): Likewise.
1745 (make_heapvar_for): Check for NULL cfun.
1746 (get_function_part_constraint): New function.
1747 (get_fi_for_callee): Likewise.
1748 (find_func_aliases): Properly implement IPA PTA constraints.
1749 (process_ipa_clobber): New function.
1750 (find_func_clobbers): Likewise.
1751 (insert_into_field_list_sorted): Remove.
1752 (create_function_info_for): Properly allocate vars for IPA mode.
1753 Do not use insert_into_field_list_sorted.
1754 (create_variable_info_for): Properly generate constraints for
1755 global vars in IPA mode.
1756 (dump_solution_for_var): Always dump the solution.
1757 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1758 (find_what_var_points_to): Adjust.
1759 (pt_solution_set): Change.
1760 (pt_solution_ior_into): New function.
1761 (pt_solution_empty_p): Export.
1762 (pt_solution_includes_global): Adjust.
1763 (pt_solution_includes_1): Likewise.
1764 (pt_solutions_intersect_1): Likewise.
1765 (dump_sa_points_to_info): Check some invariants.
1766 (solve_constraints): Move constraint dumping ...
1767 (compute_points_to_sets): ... here.
1768 (ipa_pta_execute): ... and here.
1769 (compute_may_aliases): Do not re-compute points-to info
1770 locally if IPA info is available.
1771 (ipa_escaped_pt): New global var.
1772 (ipa_pta_execute): Properly implement IPA PTA.
1773 * tree-into-ssa.c (dump_decl_set): Support dumping
1774 decls not in referenced-vars.
1775 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1776 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1777 (dump_points_to_solution): Likewise.
1778 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1779 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1780 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1781 (copy_decl_to_var): Copy DECL_PT_UID.
1782 (copy_result_decl_to_var): Likewise.
1783 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1784 (copy_node_stat): Copy it.
1785 * tree.h (DECL_PT_UID): New macro.
1786 (SET_DECL_PT_UID): Likewise.
1787 (DECL_PT_UID_SET_P): Likewise.
1788 (struct tree_decl_minimal): Add pt_uid member.
1789 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1790 (pt_solution_empty_p): Declare.
1791 (pt_solution_set): Adjust.
1792 (ipa_escaped_pt): Declare.
1793 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1794 * gimple-pretty-print.c (pp_points_to_solution): New function.
1795 (dump_gimple_call): Dump call clobber/use information.
1796 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1797 * tree-pass.h (TDF_ALIAS): New dump option.
1798 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1799 * doc/invoke.texi (-fipa-pta): Update documentation.
1801 2010-04-15 Richard Guenther <rguenther@suse.de>
1803 * Makefile.in (OBJS-common): Add gimple-fold.o.
1804 (gimple-fold.o): New rule.
1805 * tree.h (maybe_fold_offset_to_reference,
1806 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1808 * gimple.h: ... here.
1809 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1810 may_propagate_address_into_dereference): Move prototypes ...
1811 * gimple.h: ... here.
1812 * tree-ssa-ccp.c (get_symbol_constant_value,
1813 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1814 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1815 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1816 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1817 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1818 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1819 gimplify_and_update_call_from_tree): Move ...
1820 * gimple-fold.c: ... here. New file.
1821 (ccp_fold_builtin): Rename to ...
1822 (gimple_fold_builtin): ... this.
1823 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1825 2010-04-15 Richard Guenther <rguenther@suse.de>
1827 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1828 fit_double_type, force_fit_type_double, add_double_with_sign,
1829 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1830 lrotate_double, rrotate_double, div_and_round_double): Move ...
1831 * double-int.c: ... here.
1832 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1833 add_double, neg_double, mul_double_with_sign, mul_double,
1834 lshift_double, rshift_double, lrotate_double, rrotate_double,
1835 div_and_round_double): Move prototypes ...
1836 * double-int.h: ... here.
1838 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1841 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1842 matching constraints to ensure inputs match the output.
1844 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1847 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1848 in an input-only operand.
1850 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1852 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1853 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1854 (double_int_negative_p): Convert to static inline function.
1855 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1856 (double_int_negative_p): Remove.
1857 * tree.h (lshift_double, rshift_double):
1858 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1859 * fold-const.c (fold_convert_const_int_from_real,
1860 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1861 (lshift_double): Change type of arith argument to bool.
1862 (rshift_double): Change type of arith argument to bool. Correct
1864 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1866 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1869 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1870 at the start and end of the then/else blocks, and omit them from the
1872 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1873 argument; all callers changed. Pass zero to old_insns_match_p instead.
1874 (flow_find_head_matching_sequence): New function.
1875 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1876 * basic-block.h (flow_find_cross_jump,
1877 flow_find_head_matching_sequence): Declare functions.
1879 2010-04-14 Jason Merrill <jason@redhat.com>
1882 * c-common.c (attribute_takes_identifier_p): New fn.
1883 * c-common.h: Declare it.
1885 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1887 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1889 (*udivmod<mode>4): Ditto.
1891 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1893 * config/i386/i386.md (maxmin_int): Rename code attribute from
1894 maxminiprefix and update all users.
1895 (maxmin_float): Ditto from maxminfprefix.
1896 (logic): Ditto from logicprefix.
1897 (absneg_mnemonic): Ditto from absnegprefix.
1898 * config/i386/mmx.md: Update all users of maxminiprefix,
1899 maxminfprefix and logicprefix for rename.
1900 * config/i386/sse.md: Ditto.
1901 * config/i386/sync.md (sync_<code><mode>): Update for
1904 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1907 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1908 warnings converted to errors.
1910 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1912 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1913 used insn_type variable.
1914 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1915 to avoid set-but-not-used warning.
1917 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1919 * df-core.c (df_ref_debug): Change format string placeholder
1921 * dwarf2asm.c (dw2_asm_output_data_raw,
1922 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1923 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1924 * dwarf2out.c (output_cfi, output_cfi_directive,
1925 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1926 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1928 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1929 * print-rtl.c (print_rtx): Ditto.
1931 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1934 * builtins.c (expand_builtin_pow_root): New function to expand pow
1935 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1936 series of sqrt and cbrt calls under -ffast-math.
1937 (expand_builtin_pow): Call it.
1939 2010-04-14 Michael Matz <matz@suse.de>
1941 PR tree-optimization/42963
1942 * tree-cfg.c (touched_switch_bbs): New static variable.
1943 (group_case_labels_stmt): New function broken out from ...
1944 (group_case_labels): ... here, use the above.
1945 (start_recording_case_labels): Allocate touched_switch_bbs.
1946 (end_recording_case_labels): Deallocate it, call
1947 group_case_labels_stmt.
1948 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1950 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1952 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1955 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1957 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1959 2010-04-13 Jan Hubicka <jh@suse.cz>
1961 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1962 of optimized out static functions.
1963 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1964 cost computation. Also sanity check for overflows.
1965 (update_caller_keys): Update cgraph_edge_badness call; properly
1966 update fibheap and sanity check that it is up to date.
1967 (add_new_edges_to_heap): Update cgraph_edge_badness.
1968 (cgraph_decide_inlining_of_small_function): Likewise;
1969 add sanity checking that badness in heap is up to date;
1970 improve dumping of reason; Update badness of calls to the
1971 offline copy of function currently inlined; dump badness
1972 of functions not inlined because of unit growth limits.
1974 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1977 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1978 because of sign-extension change when converting to sizetype here...
1979 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1981 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1982 the folding to constants. Remove redundant final conversion.
1983 (fold_binary) <associate>: Do not associate if the re-association of
1984 constants alone overflows.
1985 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1986 to the end of the list.
1987 (multiple_of_p) <COND_EXPR>: New case.
1989 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1991 * opt-functions.awk (opt_sanitized_name): New.
1993 * optc-gen.awk: Use it
1994 * opth-gen.awk: Use it.
1996 2010-04-13 Martin Jambor <mjambor@suse.cz>
1998 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1999 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2000 children. Call replace_uses_with_default_def_ssa_name to handle
2003 2010-04-13 Michael Matz <matz@suse.de>
2006 * builtins.c (expand_builtin_interclass_mathfn): Also create
2007 a register if the predicate doesn't match.
2009 2010-04-13 Diego Novillo <dnovillo@google.com>
2011 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2012 * c-pch.c: Include timevar.h.
2013 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2014 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2015 * ggc-common.c: Include timevar.h.
2016 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2017 * timevar.def (TV_PCH_SAVE): Define.
2018 (TV_PCH_CPP_SAVE): Define.
2019 (TV_PCH_PTR_REALLOC): Define.
2020 (TV_PCH_PTR_SORT): Define.
2021 (TV_PCH_RESTORE): Define.
2022 (TV_PCH_CPP_RESTORE): Define.
2024 2010-04-13 Michael Matz <matz@suse.de>
2026 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2028 (can_reassociate_p): New function.
2029 (break_up_subtract_bb, reassociate_bb): Use it.
2031 2010-04-13 Richard Guenther <rguenther@suse.de>
2034 * builtins.c (c_readstr): Fix assert.
2036 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2039 when generating cltd insn.
2041 (*ashl<mode>3_1): Remove special handling for register operand 2.
2042 (*ashlsi3_1_zext): Ditto.
2043 (*ashlhi3_1): Ditto.
2044 (*ashlhi3_1_lea): Ditto.
2045 (*ashlqi3_1): Ditto.
2046 (*ashlqi3_1_lea): Ditto.
2047 (*<shiftrt_insn><mode>3_1): Ditto.
2048 (*<shiftrt_insn>si3_1_zext): Ditto.
2049 (*<shiftrt_insn>qi3_1_slp): Ditto.
2050 (*<rotate_insn><mode>3_1): Ditto.
2051 (*<rotate_insn>si3_1_zext): Ditto.
2052 (*<rotate_insn>qi3_1_slp): Ditto.
2054 2010-04-13 Richard Guenther <rguenther@suse.de>
2056 * tree-ssa-structalias.c (callused_id): Remove.
2057 (call_stmt_vars): New.
2058 (get_call_vi): Likewise.
2059 (lookup_call_use_vi): Likewise.
2060 (lookup_call_clobber_vi): Likewise.
2061 (get_call_use_vi): Likewise.
2062 (get_call_clobber_vi): Likewise.
2063 (make_transitive_closure_constraints): Likewise.
2064 (handle_const_call): Adjust to do per-call call-used handling.
2065 (handle_pure_call): Likewise.
2066 (find_what_var_points_to): Remove general callused handling.
2067 (init_base_vars): Likewise.
2068 (init_alias_vars): Initialize call_stmt_vars.
2069 (compute_points_to_sets): Process call-used and call-clobbered
2070 vars for call statements.
2071 (delete_points_to_sets): Free call_stmt_vars.
2073 2010-04-13 Richard Guenther <rguenther@suse.de>
2075 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2076 Only add RW dependence for dependence distance zero.
2077 Adjust maximal vectorization factor according to dependences.
2078 Move alignment handling ...
2079 (vect_find_same_alignment_drs): ... here. New function.
2080 (vect_analyze_data_ref_dependences): Adjust.
2081 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2082 (vect_analyze_data_refs): Adjust minimal vectorization factor
2083 according to data references.
2084 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2085 dependences before determining the vectorization factor.
2086 Analyze alignment after determining the vectorization factor.
2087 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2088 dependences before alignment.
2089 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2091 (vect_analyze_data_refs): Likewise.
2092 (MAX_VECTORIZATION_FACTOR): New define.
2094 2010-04-13 Duncan Sands <baldrick@free.fr>
2096 * except.h (lang_eh_type_covers): Remove.
2097 * except.c (lang_eh_type_covers): Likewise.
2099 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2100 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2102 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2103 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2104 UNITS_PER_LONG where it is ABI relevant.
2105 (s390_return_addr_rtx): Likewise.
2106 (s390_back_chain_rtx): Likewise.
2107 (s390_frame_area): Likewise.
2108 (s390_frame_info): Likewise.
2109 (s390_initial_elimination_offset): Likewise.
2110 (save_gprs): Likewise.
2111 (s390_emit_prologue): Likewise.
2112 (s390_emit_epilogue): Likewise.
2113 (s390_function_arg_advance): Likewise.
2114 (s390_function_arg): Likewise.
2115 (s390_va_start): Likewise.
2116 (s390_gimplify_va_arg): Likewise.
2117 (s390_function_profiler): Likewise.
2118 (s390_optimize_prologue): Likewise.
2119 (s390_rtx_costs): Likewise.
2120 (s390_secondary_reload): Likewise.
2121 (s390_promote_function_mode): Likewise.
2122 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2123 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2124 registers available.
2125 (s390_unwind_word_mode): New function.
2126 (s390_function_value): Split 64 bit values into register pair if
2127 used as return value.
2128 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2129 function call parameters. Handle parallels.
2130 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2131 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2132 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2133 (s390_expand_setmem): Remove unused variable src_addr.
2134 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2135 deal with 64 bit registers.
2136 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2137 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2138 (UNITS_PER_LONG): New macro.
2139 * libjava/include/s390-signal.h: Define extended ucontext
2140 structure containing the upper halfs of the 64 bit registers.
2142 2010-04-13 Simon Baldwin <simonb@google.com>
2144 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2146 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2148 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2149 rvalue on the RHS if the LHS is of a non-renamable type.
2150 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2152 2010-04-13 Matthias Klose <doko@ubuntu.com>
2154 * gcc.c (cc1_options): Handle -iplugindir before processing
2155 the cc1 spec. Only add -iplugindir once.
2156 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2158 * common.opt (iplugindir): Remove `Separate' property, initialize.
2159 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2161 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2162 (distclean): Remove plugin dir.
2163 * doc/invoke.texi: Document -iplugindir.
2165 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2167 * doc/plugins.texi (Loading Plugins): Document short
2168 -fplugin=foo option.
2169 (Plugin API): Mention default_plugin_dir_name function.
2171 * gcc.c (find_file_spec_function): Add new declaration.
2172 (static_spec_func): Use it for "find-file".
2173 (find_file_spec_function): Add new function.
2174 (cc1_options): Add -iplugindir option if -fplugin* options found.
2176 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2178 * plugin.c (add_new_plugin): Updated comment, and handle short
2180 (default_plugin_dir_name): Added new function.
2182 * common.opt (iplugindir): New option to set the plugin directory.
2184 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.md (any_rotate): New code iterator.
2187 (rotate_insn): New code attribute.
2189 (SWIM124): New mode iterator.
2190 (<rotate_insn>ti3): New expander.
2191 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2192 any_rotate code iterator.
2193 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2194 using any_rotate code iterator and SWIM124 mode iterator.
2195 (ix86_rotlti3): New insn_and_split pattern.
2196 (ix86_rotrti3): Ditto.
2197 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2198 ix86_rotl{di,ti}3 patterns.
2199 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2200 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2201 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2202 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2203 code iterator and SWI mode iterator.
2204 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2205 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2207 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2208 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2209 (bswap rotatert splitter): Add splitter.
2210 (bswap splitter): Macroize splitter using any_rotate code iterator.
2211 Add insn predicate to split only for TARGET_USE_XCHGB or when
2212 optimizing function for size.
2214 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2216 * config/pa/pa.c (emit_move_sequence): Remove use of
2217 deleted variable flag_argument_noalias.
2219 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2221 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2223 Add to unsupported targets list.
2224 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2225 sparc*-sun-solaris2.[567]* from target lists.
2226 * configure: Regenerate.
2227 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2229 Remove Solaris 7 patch references.
2230 (Specific, sparc-sun-solaris2.7): Removed.
2231 (sparc-sun-solaris2*): Update Solaris 7 example.
2232 (sparc64-*-solaris2*): Likewise.
2234 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2236 * config.build (alpha*-dec-osf4*): Remove.
2237 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2238 of obsolete configurations.
2239 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2241 * config/alpha/t-osf4: Renamed to ...
2242 * config/alpha/t-osf5: ... this.
2243 * config/alpha/osf.h: Renamed to ...
2244 * config/alpha/osf5.h: ... this.
2245 Merged old osf5.h contents.
2247 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2248 (EXTRA_SPECS): Removed.
2249 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2250 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2253 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2255 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2257 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2260 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2261 __thiscall convention.
2263 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2265 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2267 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2269 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2271 * function.c (assign_parms_initialize_all): Add unused attribute
2274 2010-04-12 Richard Guenther <rguenther@suse.de>
2276 * gsstruct.def (GSS_CALL): New.
2277 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2278 * gimple.h: Include tree-ssa-alias.h.
2279 (struct gimple_statement_call): New.
2280 (union gimple_statement_struct_d): Add gimple_call member.
2281 (gimple_call_reset_alias_info): Declare.
2282 (gimple_call_use_set): New function.
2283 (gimple_call_clobber_set): Likewise.
2284 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2285 * gimple.c (gimple_call_reset_alias_info): New function.
2286 (gimple_build_call_1): Call it.
2287 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2288 * tree-inline.c (remap_gimple_stmt): Likewise.
2289 (expand_call_inline): Remove callused handling.
2290 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2291 * tree-dfa.c (dump_variable): Likewise.
2292 * tree-parloops.c (parallelize_loops): Likewise.
2293 * tree-ssa.c (init_tree_ssa): Likewise.
2294 (delete_tree_ssa): Likewise.
2295 * tree-flow-inline.h (is_call_used): Remove.
2296 * tree-flow.h (struct gimple_df): Remove callused member.
2297 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2298 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2299 (ref_maybe_used_by_call_p_1): Simplify.
2300 (call_may_clobber_ref_p_1): Likewise.
2301 * tree-ssa-structalias.c (compute_points_to_sets): Set
2302 the call stmt used and clobbered sets.
2303 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2304 (find_tail_calls): Verify the tail call.
2306 2010-04-12 Richard Guenther <rguenther@suse.de>
2308 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2309 single-iteration always-inline inlining.
2310 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2311 (cgraph_decide_inlining): Do not handle always-inline specially.
2312 (try_inline): Remove always-inline cycle detection special case.
2313 Do not recurse on always-inlines.
2314 (cgraph_early_inlining): Do not iterate if not optimizing.
2315 (cgraph_gate_early_inlining): remove.
2316 (pass_early_inline): Run unconditionally.
2317 (gate_cgraph_decide_inlining): New function.
2318 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2319 not inlining or optimizing.
2320 (cgraph_decide_inlining_of_small_functions): Also consider
2321 always-inline functions.
2322 (cgraph_default_inline_p): Return true for nodes which should
2323 disregard inline limits.
2324 (estimate_function_body_sizes): Assume zero size and time for
2325 nodes which are marked as disregarding inline limits.
2326 (cgraph_decide_recursive_inlining): Do not perform recursive
2327 inlining on always-inline nodes.
2329 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2332 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2333 for exprs satisfying handled_component_p.
2335 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2337 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2338 non-constant aggregate elements.
2340 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2341 is a real initialization.
2343 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2346 * c-decl.c (start_function): Move forward check for nested function.
2348 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2350 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2351 * config/sh/sh.c: Include reload.h.
2352 (sh_legitimize_reload_address): New.
2353 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2354 sh_legitimize_reload_address.
2356 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2358 * config/sh/sh.md (*movqi_pop): New insn pattern.
2359 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2361 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.md (any_shiftrt): New code iterator.
2364 (shiftrt_insn): New code attribute.
2366 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2367 using any_shiftrt code iterator.
2368 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2369 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2370 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2371 pattern from corresponding peephole2 patterns.
2372 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2373 using any_shiftrt code iterator.
2374 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2375 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2376 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2377 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2378 *{ashr,lshr}<mode>3_cmp_zext.
2379 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2381 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2385 (*lshr<mode>3_cconly): Ditto.
2387 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2389 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2390 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2391 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2392 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2394 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2395 from corresponding peephole2 patterns.
2396 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2397 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2398 and *lshrdi3_1_rex64 using SWI mode iterator.
2399 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2400 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2401 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2402 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2403 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2404 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2405 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2406 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2407 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2410 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2412 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2413 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2414 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2415 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2417 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2418 from corresponding peephole2 patterns.
2419 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2420 (ashrsi3_cvt): Rename from ashrsi3_31.
2421 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2422 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2423 and x86_64_shift_adj_3 using SWI48 mode iterator.
2424 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2425 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2426 and *ashrdi3_1_rex64 using SWI mode iterator.
2427 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2428 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2429 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2430 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2431 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2432 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2433 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2434 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2435 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2437 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2438 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2439 x86_shift<mode>_adj_3 expanders.
2441 2010-04-10 Wei Guozhi <carrot@google.com>
2444 * config/arm/arm.c (arm_pic_static_addr): New function.
2445 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2447 (arm_output_addr_const_extra): Output expression for new pattern.
2448 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2450 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2452 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2455 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2456 * web.c: Include "insn-config.h" and "recog.h".
2457 (union_match_dups): New function.
2458 (web_main): Call it.
2459 (union_defs): Don't try to recognize match_dups.
2461 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2462 if doing so would replace the entire pattern.
2464 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2468 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2469 and splitter pattern. Change splitter operand 1 predicate to
2472 2010-04-09 Martin Jambor <mjambor@suse.cz>
2474 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2475 lattices are addresses of CONST_DECLs with the same initial value.
2476 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2477 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2479 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2480 Bernd Schmidt <bernds@codesourcery.com>
2482 * loop-invariant.c (replace_uses): New static function.
2483 (move_invariant_reg): Use it to ensure we can replace the uses.
2485 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2487 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2489 (picochip_override_options): Enable section anchors only above -O1.
2490 (picochip_reorg): Fixed a couple of build warnings.
2492 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2494 * configure.ac (plugin -rdynamic test): Log result.
2495 * configure: Regenerate.
2496 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2497 (RDYNAMIC_SPEC): Define.
2498 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2500 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2502 * configure.ac: Determine Sun ld version numbers.
2503 (comdat_group): Restrict GNU ld version checks to gld.
2504 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2505 (enable_comdat): Support --enable-comdat.
2506 * configure: Regenerate.
2507 * doc/install.texi (Configuration): Document --enable-comdat.
2509 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2511 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2512 * config/sol2-gld.h: ... here.
2513 * config.gcc (sparc*-*-solaris2*): Reflect this.
2514 (i[34567]86-*-solaris2*): Use it.
2516 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2518 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2520 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2522 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2525 * diagnostic.c (diagnostic_initialize): Initialize
2526 some_warnings_are_errors.
2527 (diagnostic_finish): New.
2528 (diagnostic_action_after_output): Call it before exiting.
2529 (diagnostic_report_diagnostic): Do not print message here. Set
2530 some_warnings_are_errors.
2531 * diagnostic.h (diagnostic_context): Delete
2532 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2533 (diagnostic_finish): Declare.
2534 * toplev.c (toplev_main): Call it before exit.
2536 2010-04-09 Jason Merrill <jason@redhat.com>
2539 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2540 for incomplete type.
2543 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2544 based on a warning flag.
2546 2010-04-09 Richard Guenther <rguenther@suse.de>
2548 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2550 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2553 * varasm.c (default_assemble_visibility): Wrap vars that are
2554 set, but unused, by targets without GAS.
2555 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2556 Remove set, but unused, vars.
2557 (rs6000_legitimize_tls_address): Likewise.
2558 (altivec_expand_dst_builtin): Likewise.
2559 * config/darwin.c (machopic_classify_symbol): Likewise.
2560 (machopic_indirection_name): Likewise.
2562 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2564 * config/i386/i386.md (DWI): New mode iterator.
2565 (S): New mode attribute.
2566 (shift_operand): Ditto.
2567 (shift_immediate_operand): Ditto.
2568 (ashl_input_operand): Ditto.
2569 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2570 using SDWIM mode iterator.
2571 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2572 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2574 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2575 from corresponding peephole2 patterns.
2576 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2577 and x86_64_shift_adj_1 using SWI48 mode iterator.
2578 (x86_shift<mode>_adj_2): Ditto.
2579 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2580 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2581 using SWI48 mode iterator.
2582 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2583 *ashldi3_cmp_rex64 using SWI mode iterator.
2584 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2585 *ashldi3_cconly_rex64 using SWI mode iterator.
2586 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2587 x86_shift<mode>_adj_{1,2}.
2588 (ix86_split_ashr): Ditto.
2589 (ix86_split_lshr): Ditto.
2591 2010-04-09 Richard Guenther <rguenther@suse.de>
2593 * target.h (builtin_conversion): Pass in input and output types.
2594 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2595 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2596 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2597 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2599 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2601 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2603 2010-04-09 Richard Guenther <rguenther@suse.de>
2606 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2608 2010-04-09 Richard Guenther <rguenther@suse.de>
2610 * tree-vectorizer.h (struct _stmt_vec_info): Document
2611 that vectype is the type of the LHS.
2612 (supportable_widening_operation, supportable_narrowing_operation):
2613 Get both input and output vector types as arguments.
2614 (vect_is_simple_use_1): Declare.
2615 (get_same_sized_vectype): Likewise.
2616 * tree-vect-loop.c (vect_determine_vectorization_factor):
2617 Set STMT_VINFO_VECTYPE to the vector type of the def.
2618 (vectorizable_reduction): Adjust.
2619 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2620 Adjust. Specify the output vector type.
2621 (vect_pattern_recog_1): Adjust.
2622 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2623 (vectorizable_call): Adjust.
2624 (vectorizable_conversion): Likewise.
2625 (vectorizable_operation): Likewise.
2626 (vectorizable_type_demotion): Likewise.
2627 (vectorizable_type_promotion): Likewise.
2628 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2630 (vect_is_simple_use_1): New function.
2631 (supportable_widening_operation): Get both input and output
2633 (supportable_narrowing_operation): Likewise.
2634 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2636 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2638 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2639 __thiscall and _thiscall as predefined macros.
2640 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2641 thiscall attribute handling.
2642 (ix86_comp_type_attributes): Likewise.
2643 (ix86_function_regparm): Likewise.
2644 (ix86_return_pops_args): Likewise.
2645 (init_cumulative_args): Likewise.
2646 (find_drap_reg): Likewise.
2647 (ix86_static_chain): Likewise.
2648 (x86_this_parameter): Likewise.
2649 (x86_output_mi_thunk): Likewise.
2650 (ix86_attribute_table): Add description for thiscall attribute.
2651 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2652 * doc/extend.texi: Add documentation for thiscall.
2654 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2657 * c.opt (Wint-to-pointer-cast): Available in C++.
2658 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2660 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2662 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2663 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2664 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2665 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2666 function type instead. Reorder and simplify checks.
2668 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2670 2010-04-08 Jing Yu <jingyu@google.com>
2671 Zdenek Dvorak <ook@ucw.cz>
2673 PR tree-optimization/42720
2674 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2675 loop unswitch conditions here from ...
2676 (tree_unswitch_single_loop): ... here.
2678 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2680 * tree-if-conv.c: Fix comments and simplify logic.
2682 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2684 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2685 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2686 (main_tree_if_conversion): Update call to tree_if_conversion.
2688 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2691 * doc/invoke.texi (-b,-V): Delete.
2692 * doc/tm.texi: Do not mention -b.
2693 * gcc.c (display_help): Delete -b and -V.
2694 (process_command): Delete -b and -V.
2695 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2697 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2698 Wolfgang Gellerich <gellerich@de.ibm.com>
2700 Implement target hook for loop unrolling
2701 * target.h (loop_unroll_adjust): Add a new target hook function.
2702 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2703 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2704 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2705 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2706 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2708 (decide_unroll_stupid): Likewise.
2710 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2713 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2715 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2717 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2718 (Specific, *-*-solaris2*): Likewise.
2719 Don't prefer Sun as over GNU as.
2721 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2723 * config/s390/s390.c (override_options): Adjust the z10
2724 defaults for max-unroll-times, max-completely-peeled-insns
2725 and max-completely-peel-times.
2727 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2729 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2730 instructions for z10.
2731 (s390_expand_setmem): Likewise.
2732 (s390_expand_cmpmem): Likewise.
2734 2010-04-08 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/43679
2737 * tree-ssa-pre.c (eliminate): Only propagate copies.
2739 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2742 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2743 set but not used variable warning.
2745 2010-04-08 Wei Guozhi <carrot@google.com>
2748 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2749 (arm_size_rtx_costs): Call the new function when optimized for size.
2751 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2754 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2755 op0 is not a MEM, just return NULL instead of assertion
2757 (discover_nonconstant_array_refs): Don't walk debug stmts.
2759 2010-04-08 Doug Kwan <dougkwan@google.com>
2761 * configure.ac: Recognize gold and do not use its version number
2762 to test ld features.
2763 * configure: Regenerate.
2765 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2768 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2769 (negate_value): Move code to push elements to broken_up_substracts ...
2770 (eliminate_plus_minus_pair): ... here. Push operands that have no
2771 negative pair to plus_negates.
2772 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2774 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2776 * doc/install.texi (Configuration): Move description of
2777 --enable-lto, --with-libelf*, --enable-gold from Java section to
2780 * doc/generic.texi (Working with declarations)
2781 (Function Properties, C and C++ Trees): Fix typos.
2782 * doc/sourcebuild.texi (Top Level): Likewise.
2784 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2787 * tree.h (DECL_READ_P): Define.
2788 (struct tree_decl_common): Add decl_read_flag.
2789 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2790 a set but not used warning.
2791 (merge_decls): Merge DECL_READ_P flag.
2792 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2793 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2794 * c-common.c (handle_used_attribute, handle_unused_attribute):
2796 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2798 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2800 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2801 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2802 c_parser_binary_expression, c_parser_cast_expression,
2803 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2804 Call default_function_array_read_conversion instead of
2805 default_function_array_conversion where needed.
2806 (c_parser_unary_expression, c_parser_conditional_expression,
2807 c_parser_postfix_expression_after_primary, c_parser_initelt):
2808 Likewise. Call mark_exp_read where needed.
2809 (c_parser_statement_after_labels, c_parser_asm_operands,
2810 c_parser_typeof_specifier, c_parser_sizeof_expression,
2811 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2813 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2815 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2816 (warn_unused_but_set_parameter): Default to warn_unused
2818 * doc/invoke.texi: Document -Wunused-but-set-variable and
2819 -Wunused-but-set-parameter.
2821 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2822 used count variable.
2823 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2824 when operandN variables aren't used in the body of the expander
2826 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2827 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2828 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2829 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2830 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2831 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2832 * tree.c (PROCESS_ARG): Likewise.
2834 2010-04-07 Simon Baldwin <simonb@google.com>
2836 * diagnostic.h (diagnostic_override_option_index): New macro to
2837 set a diagnostic's option_index.
2838 * c-tree.h (c_cpp_error): Add warning reason argument.
2839 * opts.c (_warning_as_error_callback): New.
2840 (register_warning_as_error_callback): Store callback for
2841 warnings enabled via enable_warning_as_error.
2842 (enable_warning_as_error): Call callback, minor code tidy.
2843 * opts.h (register_warning_as_error_callback): Declare.
2844 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2845 response to -Werror=.
2846 (c_common_init_options): Register warning_as_error_callback in opts.c.
2847 * common.opt: Add -Wno-cpp option.
2848 * c-common.c (struct reason_option_codes_t): Map cpp warning
2849 reason codes to gcc option indexes.
2850 * (c_option_controlling_cpp_error): New function, lookup the gcc
2851 option index for a cpp warning reason code.
2852 * (c_cpp_error): Add warning reason argument, call
2853 c_option_controlling_cpp_error for diagnostic_override_option_index.
2854 * doc/invoke.texi: Document -Wno-cpp.
2856 2010-04-07 Richard Guenther <rguenther@suse.de>
2858 * ipa-reference.c (mark_load): Use get_base_address.
2859 (mark_store): Likewise.
2861 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2862 inserting GIMPLE_NOPs into the IL.
2863 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2864 Explicitly strip handled components and indirect references.
2866 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2867 folding address expressions.
2868 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2869 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2870 operand_equal_p to compare decls.
2871 (ptr_deref_may_alias_decl_p): Likewise.
2872 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2873 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2874 Handle reversed comparison ops.
2875 * tree-sra.c (asm_visit_addr): Use get_base_address.
2876 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2877 * ipa-reference.c (mark_address): Use get_base_address.
2879 2010-04-07 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2882 Propagate constants everywhere.
2884 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2887 * tree.c (MAX_INT_CACHED_PREC): Define.
2888 (nonstandard_integer_type_cache): New array.
2889 (build_nonstandard_integer_type): Cache results for precision
2890 <= MAX_INT_CACHED_PREC.
2892 2010-04-07 Richard Guenther <rguenther@suse.de>
2894 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2895 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2896 * common.opt: Likewise.
2897 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2898 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2899 (nonoverlapping_memrefs_p): Likewise.
2900 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2901 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2902 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2903 OPT_fargument_noalias_global for backward compatibility.
2905 2010-04-07 Richard Guenther <rguenther@suse.de>
2907 PR tree-optimization/43270
2908 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2909 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2910 * tree-ssa-pre.c (phi_translate_1): Adjust.
2911 (fully_constant_expression): Split out vn_reference handling to ...
2912 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2913 Fold reads from constant strings.
2914 (vn_reference_lookup): Handle fully constant references.
2915 (vn_reference_lookup_pieces): Likewise.
2916 * Makefile.in (expmed.o-warn): Add -Wno-error.
2918 2010-04-07 Martin Jambor <mjambor@suse.cz>
2920 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2922 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2925 * gcc.c: Add -static-libstdc++ to list of recognized options.
2927 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2929 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2931 2010-04-07 Richard Guenther <rguenther@suse.de>
2934 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2935 bases build simple mem attributes to retain points-to information.
2937 2010-04-07 Richard Guenther <rguenther@suse.de>
2940 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2941 preserve points-to related information.
2943 2010-04-07 Richard Guenther <rguenther@suse.de>
2946 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2947 discard plain indirect references.
2948 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2949 * tree.c (tree_nop_conversion): Likewise.
2951 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2954 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2956 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2958 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2959 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2961 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2963 * tree-if-conv.c: Fix indentation and comments.
2965 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2967 * tree-if-conv.c: Sort static functions in topological order.
2969 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2971 * tree-if-conv.c: Fix indentation and comments.
2973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2976 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2977 lang_hooks.types.type_for_size instead of
2978 build_nonstandard_integer_type.
2979 When converting an unsigned type to signed, double its precision.
2980 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2981 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2982 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2985 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2988 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2989 POINTER_PLUS_EXPR for pointer types.
2991 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2994 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2995 * graphite-clast-to-gimple.c: Include langhooks.h.
2996 (max_signed_precision_type): New.
2997 (max_precision_type): Takes two types as arguments.
2998 (precision_for_value): New.
2999 (precision_for_interval): New.
3000 (gcc_type_for_interval): New.
3001 (gcc_type_for_value): New.
3002 (gcc_type_for_clast_term): New.
3003 (gcc_type_for_clast_red): New.
3004 (gcc_type_for_clast_bin): New.
3005 (gcc_type_for_clast_expr): Split up into several functions.
3006 (gcc_type_for_clast_eq): Rewritten.
3007 (compute_bounds_for_level): New.
3008 (compute_type_for_level_1): New.
3009 (compute_type_for_level): New.
3010 (gcc_type_for_cloog_iv): Removed.
3011 (gcc_type_for_iv_of_clast_loop): Rewritten.
3012 (graphite_create_new_loop): Compute the lower and upper bound types
3013 with gcc_type_for_clast_expr.
3014 (graphite_create_new_loop_guard): Same.
3015 (find_cloog_iv_in_expr): Removed.
3016 (compute_cloog_iv_types_1): Removed.
3017 (compute_cloog_iv_types): Removed.
3018 (gloog): Do not call compute_cloog_iv_types.
3019 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3021 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3022 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3023 (GBB_CLOOG_IV_TYPES): Removed.
3025 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3027 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3028 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3029 (detect_commutative_reduction): Same.
3031 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3033 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3034 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3036 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3037 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3038 (rewrite_commutative_reductions_out_of_ssa): Same.
3039 * passes.c (execute_function_todo): Call verify_ssa for every pass
3040 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3041 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3042 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3043 with an extra argument.
3044 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3045 verify_ssa only when the extra argument is true.
3046 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3047 with an extra argument.
3048 (tree_transform_and_unroll_loop): Same.
3050 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3052 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3053 for all the passes of the LNO having LOOP_CLOSED_SSA.
3054 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3055 * tree-loop-distribution.c (pass_loop_distribution): Same.
3056 * tree-pass.h (TODO_verify_loops): Removed.
3057 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3059 (pass_tree_unswitch): Same.
3060 (pass_predcom): Same.
3061 (pass_vectorize): Same.
3062 (pass_linear_transform): Same.
3063 (pass_graphite_transforms): Same.
3064 (pass_iv_canon): Same.
3065 (pass_complete_unroll): Same.
3066 (pass_complete_unrolli): Same.
3067 (pass_parallelize_loops): Same.
3068 (pass_loop_prefetch): Same.
3069 (pass_iv_optimize): Same.
3071 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3074 * passes.c (init_optimization_passes): Move pass_lim before
3075 pass_copy_prop and pass_dce_loop.
3077 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3080 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3081 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3082 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3083 MULTI_* defines for 4 argument vpermil2p* builtins.
3085 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3088 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3089 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3090 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3091 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3092 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3093 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3094 Use x86_maybe_negate_const_int to output insn mnemonic.
3095 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3096 check from instruction predicate. Update comments.
3097 * config/i386/sync.md (sync_add<mode>): Use
3098 x86_maybe_negate_const_int to output insn mnemonic.
3100 2010-04-06 Jan Hubicka <jh@suse.cz>
3102 PR tree-optimization/42906
3103 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3104 IGNORE_SELF argument. Set visited_control_parents for fully
3106 (find_obviously_necessary_stmts): Update call of
3107 mark_control_dependent_edges_necessary.
3108 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3110 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.md: Remove comment about 'e' and 'E'
3115 2010-04-06 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/43627
3118 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3119 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3122 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3124 * BASE-VER: Change to 4.6.0.
3127 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3130 2010-04-06 Richard Guenther <rguenther@suse.de>
3133 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3135 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3137 * doc/invoke.texi (Optimize Options): Document that LTO
3138 won't remove object access purely due to incompatible
3141 2010-04-04 Matthias Klose <doko@ubuntu.com>
3143 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3144 Initialize variable.
3146 2010-04-03 Richard Guenther <rguenther@suse.de>
3149 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3150 require a non-NULL MEM_OFFSET.
3152 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3154 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3155 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3156 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3157 config/alpha/predicates.md, config/arm/arm.md,
3158 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3159 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3160 config/darwin9.h, config/darwin.c, config/darwin.h,
3161 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3162 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3163 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3164 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3165 config/mips/mips.md, config/mn10300/mn10300.c,
3166 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3167 config/rs6000/aix.h, config/rs6000/dfp.md,
3168 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3169 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3170 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3171 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3172 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3173 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3174 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3175 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3176 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3177 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3178 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3179 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3180 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3181 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3182 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3183 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3184 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3185 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3186 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3187 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3188 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3189 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3190 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3191 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3192 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3193 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3194 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3195 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3196 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3197 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3198 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3199 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3200 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3201 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3202 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3203 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3205 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3208 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3209 * aclocal.m4: Regenerate.
3211 2010-04-02 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/43629
3214 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3215 if we have seen a constant value.
3217 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3219 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3221 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3224 * arm.c (legitimize_tls_address): Adjust call to
3225 gen_tls_load_dot_plus_four.
3226 (arm_note_pic_base): New function.
3227 (arm_cannot_copy_insn_p): Use it.
3228 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3231 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3236 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3238 * Makefile.in ($(out_object_file)): Depend on
3239 gt-$(basename $(notdir $(out_file))).h.
3241 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3243 * config.gcc (lm32-*-rtems*): Add t-lm32.
3245 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3247 * config.gcc: Add lm32-*-rtems*.
3248 * config/lm32/rtems.h: New file.
3250 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3253 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3255 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3257 * dwarf2out.c (output_compilation_unit_header): For
3258 -gdwarf-4 use version 4 instead of version 3.
3259 (output_line_info): For version 4 and above emit additional
3260 maximum ops per insn header field.
3261 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3263 * dwarf2out.c (is_c_family, is_java): Remove.
3264 (lower_bound_default): New function.
3265 (add_bound_info, gen_descr_array_type_die): Use it.
3267 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3270 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3271 re-declaration when it happens in a function.
3273 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3275 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3276 (cgraph_remove_function_insertion_hook): Same.
3277 (cgraph_call_function_insertion_hooks): Same.
3279 2010-04-01 Richard Guenther <rguenther@suse.de>
3282 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3283 and TREE_THIS_VOLATILE.
3284 (copy_ref_info): Likewise.
3285 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3286 * tree.c (build6_stat): Ignore side-effects of all but arg5
3287 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3290 2010-04-01 Richard Guenther <rguenther@suse.de>
3292 PR tree-optimization/43607
3293 * ipa-type-escape.c (check_call): Do not access non-existing
3296 2010-04-01 Richard Guenther <rguenther@suse.de>
3300 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3301 Jack Howarth <howarth@bromo.med.uc.edu>
3303 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3306 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3308 * doc/install.texi (Prerequisites): Document libelf usability on
3309 IRIX 5/6 and Solaris 2.
3310 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3311 Update GNU as, GNU ld requirements.
3312 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3313 Document Sun Studio compiler download.
3314 Update and simplify as, ld recommendations.
3315 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3317 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3319 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3320 with_tune_32 to pentium4.
3322 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3324 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3326 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3328 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3329 obsoletion, removal.
3331 Document GNU as requirement.
3332 Update configure requirements.
3333 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3334 Recomment IRIX 6.5.18+.
3335 Document IDF/IDL requirement.
3336 Document GNU as requirement.
3337 Document GNU ld bootstrap failure.
3338 Remove freeware.sgi.com reference.
3340 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3342 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3343 UNIX V4.0, V5.0 obsoletion, removal.
3344 Remove --with-gc=simple reference.
3345 Update VM requirements during bootstrap.
3346 Remove -oldas bootstrap description.
3347 Update binutils reference.
3348 Remove comparison failure note.
3350 2010-03-31 Richard Guenther <rguenther@suse.de>
3351 Zdenek Dvorak <ook@ucw.cz>
3352 Sebastian Pop <sebastian.pop@amd.com>
3355 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3356 with multiple arguments.
3357 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3359 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3361 * graphite-dependences.c (print_pddr): Call print_pdr with an
3363 * graphite-poly.c (debug_pdr): Add an extra argument for the
3366 (print_pbb_domain): Same.
3368 (print_scop_context): Same.
3370 (print_cloog): Same.
3371 (debug_pbb_domain): Same.
3375 (debug_scop_context): Same.
3377 (debug_cloog): Same.
3378 (print_scop_params): Same.
3379 (debug_scop_params): Same.
3380 (print_iteration_domain): Same.
3381 (print_iteration_domains): Same.
3382 (debug_iteration_domain): Same.
3383 (debug_iteration_domains): Same.
3384 (print_scattering_function): Same.
3385 (print_scattering_functions): Same.
3386 (debug_scattering_function): Same.
3387 (debug_scattering_functions): Same.
3388 * graphite-poly.h (debug_pdr): Update declaration.
3390 (print_pbb_domain): Same.
3392 (print_scop_context): Same.
3394 (print_cloog): Same.
3395 (debug_pbb_domain): Same.
3399 (debug_scop_context): Same.
3401 (debug_cloog): Same.
3402 (print_scop_params): Same.
3403 (debug_scop_params): Same.
3404 (print_iteration_domain): Same.
3405 (print_iteration_domains): Same.
3406 (debug_iteration_domain): Same.
3407 (debug_iteration_domains): Same.
3408 (print_scattering_function): Same.
3409 (print_scattering_functions): Same.
3410 (debug_scattering_function): Same.
3411 (debug_scattering_functions): Same.
3413 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3415 * graphite-poly.c (print_scattering_function_1): New.
3416 (print_scattering_function): Call it.
3417 (print_scop_params): Remove spaces at the end of lines.
3420 * graphite-poly.h (print_cloog): Declared.
3421 (debug_cloog): Declared.
3423 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3425 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3427 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3428 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3429 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3430 to switch between adding the IV bump in loop->latch or in loop->header.
3432 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3434 * graphite-poly.c (print_scattering_function): Pretty print following
3437 (print_pbb_domain): Same.
3438 (dump_gbb_cases): Same.
3439 (dump_gbb_conditions): Same.
3442 (print_scop_params): Same.
3443 (print_scop_context): Same.
3445 (print_pbb_body): New.
3446 (lst_indent_to): New.
3447 (print_lst): Start new lines with a #.
3448 * graphite-poly.h (pbb_bb): New.
3449 (pbb_index): Use pbb_bb.
3450 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3452 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3454 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3456 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3457 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3458 and 0 instead of 1 for dw_val_class_flag.
3459 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3460 dw_val_class_range_list, dw_val_class_loc_list,
3461 dw_val_class_lineptr and dw_val_class_macptr, use
3462 DW_FORM_flag_present for dw_val_class_flag and
3463 DW_FORM_exprloc for dw_val_class_loc.
3464 (output_die): For -gdwarf-4 print dw_val_class_loc
3465 size as uleb128 instead of 1 or 2 bytes and don't print
3466 anything for dw_val_class_flag.
3468 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3469 instead of cselib_lookup following by tweaking locs->setting_insn.
3472 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3473 even before returning from label, setjmp call or volatile asm
3476 2010-03-31 Richard Guenther <rguenther@suse.de>
3479 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3480 temporary data on stack.
3482 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3484 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3485 (PUSHSECTION_ASM_OP): Remove.
3486 (POPSECTION_ASM_OP): Remove.
3487 (PUSHSECTION_FORMAT): Remove.
3488 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3489 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3490 * config/sol2.c (solaris_output_init_fini): Use it.
3492 2010-03-31 Jie Zhang <jie@codesourcery.com>
3495 * opt-functions.awk (var_type_struct): Use signed char type
3496 for simple variables.
3498 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3500 * config/sol2.c: Include output.h.
3501 (solaris_assemble_visibility): New function.
3502 * config/t-sol2 (sol2.o): Add output.h dependency.
3503 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3504 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3507 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3510 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3511 V2SImode or XFmode on PRE_DEC.
3514 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3517 2010-03-31 Jie Zhang <jie@codesourcery.com>
3520 * reload.h (caller_save_initialized_p): Declare.
3521 * toplev.c (backend_init_target): Don't call
3522 init_caller_save but set caller_save_initialized_p to false.
3523 * caller-save.c (caller_save_initialized_p): Define.
3524 (init_caller_save): Check caller_save_initialized_p.
3525 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3527 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3530 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3531 and soft-fp/t-softfp to tmake_file.
3532 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3533 (LIBGCC2_TF_CEXT): Define.
3536 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3539 * cselib.c (n_useless_values): Document handling of debug locs.
3540 (n_useless_debug_values, n_debug_values): New variables.
3541 (new_elt_loc_list): Don't add to debug values, keep count.
3542 (promote_debug_loc): New.
3543 (cselib_reset_table): Zero new variables.
3544 (entry_and_rtx_equal_p): Promote debug locs.
3545 (discard_useless_locs): Increment n_useless_debug_values for
3547 (remove_useless_values): Adjust n_useless_values and n_debug_values
3548 with n_useless_debug_values.
3549 (add_mem_for_addr): Promote debug locs.
3550 (cselib_lookup_mem): Likewise.
3551 (cselib_lookup_addr): Renamed to...
3552 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3553 (cselib_log_lookup): ... this. Turn into...
3554 (cselib_lookup_addr): ... new wrapper.
3555 (cselib_lookup_from_insn): New.
3556 (cselib_invalidate_regno): Increment n_useless_debug_values for
3558 (cselib_invalidate_mem): Likewise.
3559 (cselib_process_insn): Take n_deleted and n_debug_values into
3560 account to guard remove_useless_value call.
3561 (cselib_finish): Zero n_useless_debug_values.
3562 * cselib.h (cselib_lookup_from_insn): Declare.
3563 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3564 (sched_analyze_2): Likewise.
3566 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3568 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3570 (adjust_mems): Replace narrowing SUBREG of expression containing
3571 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3572 with operations in the narrower mode.
3575 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3576 regs_invalidated_by_call instead all call_used_reg_set registers.
3578 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3581 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3582 pointer comparisons with types_compatible_p.
3583 * tree-vect-stmts.c (vectorizable_call): Same.
3584 (vectorizable_condition): Same.
3586 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3588 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3589 stack check if the mask would be zero.
3591 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3592 Jack Howarth <howarth@bromo.med.uc.edu>
3594 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3597 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3600 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3602 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3603 Include ___unordxf2 and ___unordtf2.
3604 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3607 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3609 * config/lm32/t-lm32: New file.
3610 * config.gcc: Use the above file when targetting lm32.
3612 2010-03-28 Duncan Sands <baldrick@free.fr>
3614 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3616 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3619 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3620 Improve vectorization cost model diagnostic.
3622 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3625 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3626 compute_data_dependences_for_loop returns false, early exit
3627 and output an extra diagnostic for the failed data reference
3630 2010-03-29 Richard Guenther <rguenther@suse.de>
3632 PR tree-optimization/43560
3633 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3634 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3636 2010-03-29 Jie Zhang <jie@codesourcery.com>
3639 * toplev.c (process_options): Set optimization_default_node
3640 and optimization_current_node.
3641 * opts.c (decode_options): Don't set optimization_default_node
3642 and optimization_current_node.
3644 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3646 * config/rtems.h: Abandon -qrtems_debug.
3648 2010-03-28 Jan Hubicka <jh@suse.cz>
3650 PR tree-optimization/43505
3651 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3652 map should not be copied.
3654 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3657 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3658 cdtors, set DECL_PRESERVE_P.
3659 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3662 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3664 PR tree-optimization/43528
3665 * stor-layout.c (place_field): Check that constant fits into
3666 unsigned HWI when skipping calculation of MS bitfield layout.
3668 2010-03-27 Jan Hubicka <jh@suse.cz>
3671 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3672 notice_global_symbol work.
3674 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3676 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3677 instead of dwarf2out_decl.
3678 (struct var_loc_node): Remove section_label field.
3679 (dwarf2out_function_decl): New function.
3680 (dwarf2out_var_location): Don't set section_label field.
3681 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3683 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3685 PR tree-optimization/43544
3686 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3687 First argument for builtin vectorized function hook is now a
3688 tree to be able to distinguish between machine specific and
3690 * targhooks.c (default_builtin_vectorized_function): Ditto.
3691 * targhooks.h (default_builtin_vectorized_function): Ditto.
3692 * target.h (struct gcc_target): Ditto.
3693 * tree-vect-stmts.c (vectorizable_function): Ditto.
3694 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3695 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3698 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3701 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3702 nested binding iff it is a FUNCTION_DECL.
3703 (store_parm_decls_newstyle): Pass nested=true to bind for
3704 FUNCTION_DECLs amongst parameters.
3706 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3708 * var-tracking.c (vt_expand_loc_callback): Don't run
3709 cselib_expand_value_rtx_cb in dummy mode if
3710 cselib_dummy_expand_value_rtx_cb returned false.
3712 * var-tracking.c (emit_note_insn_var_location): For one part
3713 notes with offset 0, don't add EXPR_LIST around the location.
3714 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3715 add_location_or_const_value_attribute): Adjust for that change.
3718 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3719 into first operand and location into second.
3720 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3721 dw_cfi_oprnd_loc for DW_CFA_expression.
3722 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3723 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3724 assume first argument is regnum and second argument is location.
3726 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3729 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3730 of scratch register to DImode. Split to DImode comparison operator.
3731 Use SImode subreg of scratch register in the multiplication.
3732 (*cmp_sadd_sidi): Ditto.
3733 (*cmp_ssub_si): Ditto.
3734 (*cmp_ssub_sidi): Ditto.
3736 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3740 Remove invalid assert and wrong comment.
3742 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3745 * flags.h (final_insns_dump_p): New extern.
3746 * final.c (final_insns_dump_p): New variable.
3747 (rest_of_clean_state): Set it before -fdump-final-insns=
3748 dumping, clear afterwards.
3749 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3750 MEM_ALIAS_SET on MEMs.
3752 2010-03-26 David S. Miller <davem@davemloft.net>
3754 * configure.ac: Fix sparc GOTDATA_OP bug check.
3755 * configure: Rebuild.
3757 2010-03-26 Alan Modra <amodra@gmail.com>
3759 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3761 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3763 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3764 TLS_SECTION_ASM_FLAG.
3766 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3769 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3770 Clear first_function_block_is_cold.
3773 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3774 argument if the argument is truth_value_p.
3776 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3778 * config/rs6000/constraints.md: Update copyright year for my changes.
3781 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3782 used in reg+reg addressing, swap registers.
3784 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3787 * target.h (struct gcc_target): Add code_end hook.
3788 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3790 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3791 * toplev.c (compile_file): Call targetm.asm_out.code_end
3792 hook before unwind info/debug info output.
3793 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3794 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3795 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3796 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3797 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3798 * config/i386/i386.c (ix86_file_end): Renamed to...
3799 (ix86_code_end): ... this. Make static. Don't call
3800 file_end_indicate_exec_stack. Emit unwind info using
3801 final_start_function/final_end_function.
3802 (darwin_x86_file_end): Remove.
3803 (TARGET_ASM_CODE_END): Define.
3804 * config/i386/i386.h (TARGET_ASM_FILE_END,
3805 NEED_INDICATE_EXEC_STACK): Don't define.
3806 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3807 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3808 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3809 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3812 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3813 at the beginning and final_end_function at the end.
3814 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3816 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3818 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3819 and Sun as TLS syntax.
3820 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3821 * configure: Regenerate.
3822 * config.in: Regenerate.
3823 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3824 (default_elf_asm_named_section): Use it.
3825 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3826 (i386_output_dwarf_dtprel): Likewise.
3827 (output_addr_const_extra): Likewise.
3828 (output_pic_addr_const): Lowercase @GOTTPOFF.
3829 (output_addr_const_extra): Likewise.
3830 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3831 (output_addr_const_extra): Likewise.
3832 (output_pic_addr_const): Lowercase @INDNTPOFF.
3833 (output_addr_const_extra): Likewise.
3834 (output_pic_addr_const): Lowercase @NTPOFF.
3835 (output_addr_const_extra): Likewise.
3836 (output_pic_addr_const): Lowercase @TPOFF.
3837 (output_addr_const_extra): Likewise.
3838 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3839 (*tls_global_dynamic_64): Likewise.
3840 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3841 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3843 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3844 (ASM_OUTPUT_TLS_COMMON): Use it.
3845 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3848 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3849 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3850 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3851 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3852 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3853 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3855 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3857 * config/i386/i386.c (override_options): Don't accept
3858 -mtls-dialect=sun any longer.
3859 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3860 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3861 (*tls_local_dynamic_base_32_sun): Likewise.
3862 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3864 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3868 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3871 * ira.c (adjust_cleared_regs): New function.
3872 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3876 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3878 * expr.c (expand_expr_real): Restore previous
3879 curr_insn_source_location and curr_insn_block after
3880 expand_expr_real_1 call.
3881 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3882 instead of expand_expr_real_1.
3884 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3886 PR rtl-optimization/43413
3887 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3890 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3893 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3894 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3896 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3898 * config/i386/i386.c (ix86_target_string): Add -mfma.
3899 Fix a typo in comment.
3901 2010-03-22 Mike Stump <mikestump@comcast.net>
3904 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3905 Don't overly align based upon packed packed fields.
3907 2010-03-22 Jason Merrill <jason@redhat.com>
3909 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3910 Use () rather than [], and move before the element type.
3912 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3914 * doc/configfiles.texi (Configuration Files): Removed
3915 fixinc/Makefile*, intl/Makefile.*.
3916 * doc/makefile.texi: Fixed markup. Abstract from version
3917 control system used.
3918 (Makefile): Removed obsolete gcc/java/parse.y example.
3919 * doc/sourcebuild.texi: Likewise.
3920 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3921 libgomp, libssp. Removed fastjar.
3922 (Miscellaneous Docs): Clarify location.
3923 Added COPYING3, COPYING3.LIB.
3924 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3926 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3929 * config/i386/i386.c (x86_function_profiler)
3930 [!NO_PROFILE_COUNTERS]: Fix typo.
3931 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3934 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3935 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3937 * doc/sourcebuild.texi (Test Directives): Split into six
3938 subsections, with most of the current text in new subsections
3939 Directives, Selectors, and Final Actions.
3940 (Directives): Split list of test directives into multiple
3942 (Selectors): Describe use and syntax of selectors.
3943 (Effective-Target Keywords): Describe all existing keywords.
3944 (Add Options): Describe features for dg-add-options.
3945 (Require Support): Describe variants of dg-require-support.
3946 (Final Actions): Describe commands to use in dg-final.
3948 2010-03-22 Michael Matz <matz@suse.de>
3951 * recog.c (validate_replace_rtx_group): Replace also in
3952 REG_EQUAL and REG_EQUIV notes.
3954 2010-03-22 Richard Guenther <rguenther@suse.de>
3956 PR tree-optimization/43390
3957 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3958 sure vector extracts are type correct.
3960 2010-03-22 Richard Guenther <rguenther@suse.de>
3963 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3964 x * sqrt (x) even when optimizing for size if the target
3965 has native support for sqrt.
3967 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3969 * varasm.c (make_decl_rtl_for_debug): Also clear
3970 flag_mudflap for the duration of make_decl_rtl call.
3973 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3974 locs from preserved VALUEs.
3976 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3979 * pa.md (movmemsi): Set align to one if zero.
3980 (movmemdi): Likewise.
3982 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3985 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3986 with their corresponding prologue pushes.
3988 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3991 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3992 at the begining or end.
3993 (spu_expand_epilogue): Likewise.
3995 2010-03-20 Richard Guenther <rguenther@suse.de>
3997 PR rtl-optimization/43438
3998 * combine.c (make_extraction): Properly zero-/sign-extend an
3999 extraction of the low part of a CONST_INT. Also handle
4002 2010-03-19 Mike Stump <mikestump@comcast.net>
4004 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4005 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4006 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4008 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4011 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4014 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4016 PR rtl-optimization/42258
4017 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4018 use that may match DEF.
4021 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4022 the cost of loading the constant rather than assuming
4024 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4025 outer code is AND, do the same tests as the andsi3 expander and
4026 return COSTS_N_INSNS (1) if and is cheap.
4028 * optabs.c (avoid_expensive_constant): Fix formatting.
4030 2010-03-19 Michael Matz <matz@suse.de>
4033 * attribs.c (decl_attributes): When rebuilding a function pointer
4034 type use the same qualifiers as the original pointer type.
4036 2010-03-19 Martin Jambor <mjambor@suse.cz>
4038 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4039 and is_gimple_ip_invariant_address.
4041 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4044 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4046 * config/arm/arm.c (arm_override_options): Turn off
4047 flag_dwarf2_cfi_asm for AAPCS variants.
4049 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4052 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4053 Use PRE_MODIFY instead of PRE_DEC.
4054 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4055 (vfp_emit_fstmd): Likewise.
4057 2010-03-19 Michael Matz <matz@suse.de>
4060 * builtins.c (expand_builtin_interclass_mathfn,
4061 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4064 2010-03-19 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/43415
4067 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4068 (phi_translate_1): ... this.
4069 (phi_translate): Move all caching here. Cache all NARY
4070 and REFERENCE translations.
4072 2010-03-19 David S. Miller <davem@davemloft.net>
4074 With help from Eric Botcazou.
4075 * config/sparc/sparc.c: Include dwarf2out.h.
4076 (emit_pic_helper): Delete.
4077 (pic_helper_symbol_name): Delete.
4078 (pic_helper_emitted_p): Delete.
4079 (pic_helper_needed): New.
4080 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4081 (get_pc_thunk_name): New.
4082 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4083 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4084 Set pic_helper_needed to true. Don't call emit_pic_helper.
4085 (sparc_expand_prologue): Update load_pic_register call.
4086 (sparc_output_mi_thunk): Likewise.
4087 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4088 thunk if possible. Output CFI information as needed.
4090 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4091 Jack Howarth <howarth@bromo.med.uc.edu>
4094 * config/i386/i386.h: Fix ABI on darwin x86-32.
4096 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4098 * tree.h: Declare make_decl_rtl_for_debug.
4099 * varasm.c (make_decl_rtl_for_debug): New.
4100 * dwarf2out.c (rtl_for_decl_location): Call it.
4101 * cfgexpand.c (expand_debug_expr): Call it.
4103 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4106 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4110 * var-tracking.c (vt_init_cfa_base): Do nothing if
4111 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4113 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4116 * var-tracking.c (canonicalize_vars_star): New.
4117 (dataflow_post_merge_adjust): Use it.
4119 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4122 * var-tracking.c (non_suitable_const): New function.
4123 (add_uses): For DEBUG_INSNs with constants, don't record any
4124 value, instead just the constant value itself.
4125 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4126 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4127 (emit_notes_in_bb): Likewise.
4128 (emit_note_insn_var_location): For onepart variables if
4129 cur_loc is a VOIDmode constant, use DECL_MODE.
4131 2010-03-18 Martin Jambor <mjambor@suse.cz>
4134 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4135 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4136 all non-clones. Moved call redirection...
4137 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4138 (cgraph_materialize_all_clones): Dispose of all
4139 combined_args_to_skip bitmaps.
4140 (verify_cgraph_node): Do not check for edges pointing to wrong
4141 nodes in inline clones.
4142 * tree-inline.c (copy_bb): Call
4143 cgraph_redirect_edge_call_stmt_to_callee.
4144 * ipa.c (cgraph_remove_unreachable_nodes): Call
4145 cgraph_node_remove_callees even when there are used clones.
4147 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4149 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4151 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4157 2010-03-18 Michael Matz <matz@suse.de>
4160 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4161 into sqrt(x) if we need to preserve signed zeros.
4163 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4164 Eric Botcazou <ebotcazou@adacore.com>
4166 PR rtl-optimization/43360
4167 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4168 note if we don't know its invariant status.
4170 2010-03-18 Michael Matz <matz@suse.de>
4172 PR tree-optimization/43402
4173 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4174 PHI chains of ssa names registered for update.
4176 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4179 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4180 non-offsettable and pre_modify update addressing.
4181 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4182 and "2" alternatives "#".
4183 (*movdd_softfloat32): Make all alternatives "#";
4184 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4185 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4186 (*movdf_softfloat32): Make all alternatives "#";
4187 (movdi): Use the new DIFD mode iterator to create a common splitter
4188 for movdi, movdf and movdd patterns.
4190 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4192 * common.opt (dumpdir): Remove redundant tab.
4194 2010-03-17 Martin Jambor <mjambor@suse.cz>
4196 PR tree-optimization/43347
4197 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4198 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4200 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4202 PR rtl-optimization/42216
4203 * regrename.c (create_new_chain): New function, broken out from...
4204 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4205 appending a use to an empty chain.
4206 (build_def_use): Remove previous changes that convert OP_INOUT to
4207 OP_OUT operands; instead detect the case where an OP_INOUT operand
4208 uses a previously untracked register and create an empty chain for it.
4210 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4212 * doc/extend.texi (Function Attributes): Rewrite unfinished
4213 sentence in ms_abi documentation.
4215 2010-03-17 Alan Modra <amodra@gmail.com>
4217 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4218 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4219 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4220 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4222 2010-03-16 Richard Henderson <rth@redhat.com>
4225 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4226 (lower_try_finally): Save and restore eh_seq around the expansion
4229 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4231 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4232 statements before splitting block.
4234 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4236 * doc/sourcebuild.texi (Testsuites): Fix markup.
4237 Use pathnames relative to gcc/testsuite.
4238 (Test Directives): Move description of how timeout is determined.
4239 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4240 (C Tests): Correct gcc.misc-tests directory.
4241 Framework tests now live in gcc.test-framework.
4243 2010-03-16 Richard Guenther <rguenther@suse.de>
4246 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4247 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4249 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4250 Alexandre Oliva <aoliva@redhat.com>
4252 PR tree-optimization/42917
4253 * lambda-code.c (remove_iv): Skip debug statements.
4254 (lambda_loopnest_to_gcc_loopnest): Likewise.
4255 (not_interesting_stmt): Debug statements are not interesting.
4257 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4261 * cselib.c (cselib_preserve_constants,
4262 cfa_base_preserved_val): New static variables.
4263 (preserve_only_constants): New function.
4264 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4265 clear its REG_VALUES. If cselib_preserve_constants, don't
4266 empty the whole hash table, but preserve there VALUEs with constants,
4267 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4268 (cselib_preserve_cfa_base_value): New function.
4269 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4270 (cselib_init): Change argument to int bitfield. Set
4271 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4273 (cselib_finish): Clear cselib_preserve_constants and
4274 cfa_base_preserved_val.
4275 * cselib.h (enum cselib_record_what): New enum.
4276 (cselib_init): Change argument to int.
4277 (cselib_preserve_cfa_base_value): New prototype.
4278 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4279 * dse.c (dse_step1): Likewise.
4280 * cfgcleanup.c (thread_jump): Likewise.
4281 * sched-deps.c (sched_analyze): Likewise.
4282 * gcse.c (local_cprop_pass): Likewise.
4283 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4284 If FN is non-NULL, call the callback always and whenever it returns
4285 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4286 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4287 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4288 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4289 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4290 * var-tracking.c: Include recog.h.
4291 (bb_stack_adjust_offset): Remove.
4292 (vt_stack_adjustments): Don't call it, instead just gather the
4293 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4294 (adjust_stack_reference): Remove.
4295 (compute_cfa_pointer): New function.
4296 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4297 (struct adjust_mem_data): New type.
4298 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4300 (get_address_mode): New function.
4301 (replace_expr_with_values): Use it.
4302 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4303 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4304 (adjust_sets): Remove.
4305 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4306 Use get_address_mode.
4307 (get_adjusted_src): Remove.
4308 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4309 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4310 (add_with_sets): Don't call adjust_sets.
4311 (fp_setter, vt_init_cfa_base): New functions.
4312 (vt_initialize): Change return type to bool. Move most of pool etc.
4313 initialization to the beginning of the function from end. Pass
4314 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4315 If !frame_pointer_needed, call vt_stack_adjustment before mos
4316 vector is filled, call vt_init_cfa_base if argp/framep has been
4317 eliminated to sp. If frame_pointer_needed and argp/framep has
4318 been eliminated to hard frame pointer, set
4319 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4320 encountering fp setter in the prologue. For MO_ADJUST, call
4321 log_op_type before pusing the op into mos vector, not afterwards.
4322 Call adjust_insn before cselib_process_insn/add_with_sets,
4323 call cancel_changes (0) afterwards.
4324 (variable_tracking_main_1): Adjust for vt_initialize calling
4325 vt_stack_adjustments and returning whether it succeeded or not.
4327 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4329 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4332 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4334 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4336 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4337 drap_reg has not been set.
4339 2010-03-15 Michael Matz <matz@suse.de>
4342 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4343 use it to expand block copies.
4344 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4345 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4346 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4348 2010-03-15 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/43367
4351 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4354 2010-03-15 Richard Guenther <rguenther@suse.de>
4356 PR tree-optimization/43317
4357 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4359 2010-03-15 Martin Jambor <mjambor@suse.cz>
4361 PR tree-optimization/43141
4362 * tree-sra.c (create_abstract_origin): New function.
4363 (modify_function): Call create_abstract_origin.
4365 2010-03-15 Chris Demetriou <cgd@google.com>
4367 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4370 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4373 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4374 call insert_out_of_ssa_copy for default definitions.
4376 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4378 * graphite-clast-to-gimple.c (my_long_long): Defined.
4379 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4380 * graphite-sese-to-poly.c (my_long_long): Defined.
4381 (scop_ivs_can_be_represented): Use it.
4383 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4385 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4386 graphite-max-bbs-per-function, and loop-block-tile-size.
4387 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4389 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4391 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4393 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4394 forward declaration.
4395 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4396 (add_upper_bounds_from_estimated_nit): New.
4397 (build_loop_iteration_domains): Use it.
4399 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4401 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4403 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4406 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4407 should be an INTEGER_CST. Also handle CASE_CONVERT.
4409 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite.c (graphite_initialize): To bound the number of bbs per
4412 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4413 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4414 * doc/invoke.texi: Document it.
4416 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4418 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4419 * graphite-sese-to-poly.h (build_poly_scop): Same.
4421 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4423 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4424 the number of parameters in the scop. Use as an upper bound
4425 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4426 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4427 * doc/invoke.texi: Document it.
4429 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4431 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4432 * doc/c-tree.texi: Remove.
4433 * doc/generic.texi: Merge c-tree.texi here.
4434 * doc/gccint.texi (Trees): Remove menu entry.
4435 (c-tree.texi): Remove @include.
4436 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4437 * doc/languages.texi (Reading RTL): Ditto.
4439 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4442 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4444 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4447 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4448 code added to work around reload clobbering CONST insns.
4450 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4452 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4453 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4454 (cselib_preserve_only_values): Remove retain argument, don't
4455 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4456 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4457 * var-tracking.c (micro_operation): Move insn field before union.
4458 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4459 (struct variable_tracking_info_def): Remove n_mos field, change
4460 mos into a vector of micro_operations.
4461 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4462 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4463 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4464 changing into a vector.
4465 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4466 come before all other uops generated by add_stores.
4467 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4469 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4470 a vector. Run just one pass over the bbs instead of separate counting
4471 and computation phase.
4472 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4475 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4476 into *nonlocalized_list vector.
4477 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4478 even if origin is non-NULL.
4479 (gen_variable_die): Likewise.
4480 (process_scope_var): Don't change origin.
4481 (gen_decl_die): Likewise.
4482 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4483 before adding new edges instead of after it, fix moving over
4486 2010-03-11 David S. Miller <davem@davemloft.net>
4488 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4490 * configure: Rebuild.
4492 2010-03-11 Martin Jambor <mjambor@suse.cz>
4494 PR tree-optimization/43257
4495 * tree.c (assign_assembler_name_if_neeeded): New function.
4496 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4498 * tree.h (assign_assembler_name_if_neeeded): Declare.
4499 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4500 the function if needed.
4502 2010-03-11 Chris Demetriou <cgd@google.com>
4504 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4505 include/stdint-gcc.h, and include/stdint.h world-readable.
4507 2010-03-11 Richard Guenther <rguenther@suse.de>
4509 PR tree-optimization/43255
4510 * tree-vrp.c (process_assert_insertions_for): Do not insert
4511 asserts for trivial conditions.
4513 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4515 PR tree-optimization/43280
4516 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4517 generation. Move calculation of size out of the if branch.
4518 (find_bswap): Modify compare number generation.
4520 2010-03-11 Richard Guenther <rguenther@suse.de>
4523 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4524 (input_gimple_stmt): Fixup handled component types during
4525 operand read. Also fix up decls in ADDR_EXPRs.
4527 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4529 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4530 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4532 2010-03-10 Jan Hubicka <jh@suse.cz>
4535 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4536 * varasm.c (get_variable_section): Don't do that here...
4537 (make_decl_rtl): ... and here.
4538 (do_assemble_alias): Produce decl RTL.
4539 (assemble_alias): Likewise.
4541 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4544 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4545 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4547 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4548 (based_loc_descr): Only express drap or vdrap regno based expressions
4549 using DW_OP_fbreg when not optimizing.
4550 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4551 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4552 REG_CFA_SET_VDRAP note.
4554 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4556 PR tree-optimization/43236
4557 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4558 error in calculation of base address in reverse iteration case.
4559 (generate_builtin): Take number of latch executions if the statement
4562 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4565 * tree-eh.c: Include pointer-set.h.
4566 (lower_eh_dispatch): Filter out duplicate case labels and
4567 remove the unneeded edge when the label is unused. Return
4568 true when some edges are removed.
4569 (execute_lower_eh_dispatch): When any lowering resulted in
4570 removing an edge, also delete unreachable blocks.
4572 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4575 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4576 UNSPEC_MACHOPIC_OFFSET.
4578 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4581 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4582 (m68k_delegitimize_address): New function.
4584 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4587 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4590 * var-tracking.c (adjust_sets): New function.
4591 (count_with_sets, add_with_sets): Use it.
4592 (get_adjusted_src): New inline function.
4593 (add_stores): Use it.
4596 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4597 call cselib_dummy_expand_value_rtx_cb instead of
4598 cselib_expand_value_rtx_cb.
4601 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4602 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4603 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4604 and .cfi_endproc around the pic thunks.
4605 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4606 all queued unwind info register saves are saved before the call.
4607 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4608 considered as sp-=4 for unwind info and the pop as sp+=4 which
4609 also clobbers dest, but doesn't actually restore it.
4612 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4613 RTX_FRAME_RELATED_P.
4615 2010-03-09 Jie Zhang <jie@codesourcery.com>
4617 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4618 whitespaces in output template.
4620 2010-03-09 Jie Zhang <jie@codesourcery.com>
4622 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4625 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4627 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4628 builtins.exp in a separate job.
4630 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4632 * graphite-sese-to-poly.c (add_param_constraints): Use
4633 lower_bound_in_type and upper_bound_in_type.
4635 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4637 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4638 instead of unsigned_type_node.
4640 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4641 Reza Yazdani <reza.yazdani@amd.com>
4644 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4645 on pointer type parameters.
4647 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4651 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4652 handle conversions from pointer to integers.
4653 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4654 induction variable, to be able to work with code generated by CLooG.
4655 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4656 (build_poly_scop): Bail out if we cannot codegen a loop.
4658 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4660 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4661 code generation with gloog_error.
4663 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4665 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4666 Call fold_convert on all the returned values.
4667 (expand_scalar_variables_expr): Pass to
4668 expand_scalar_variables_ssa_name the type of the resulting expression.
4670 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4672 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4673 ppl_min_for_le_pointset.
4674 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4675 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4677 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4679 * graphite-dependences.c (map_into_dep_poly): Removed.
4680 (dependence_polyhedron_1): Use combine_context_id_scat.
4682 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4684 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4685 (struct poly_bb): Same.
4686 (combine_context_id_scat): New.
4688 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4691 * sese.c (name_defined_in_loop_p): Return false for default
4694 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4696 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4697 and clean up the logic.
4699 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4701 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4704 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4706 * var-tracking.c (remove_cselib_value_chains): Define only for
4708 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4709 delete_slot_part, emit_notes_for_differences_1): Don't call
4710 remove_cselib_value_chains here.
4711 (set_slot_part, emit_notes_for_differences_2): Don't call
4712 add_cselib_value_chains here.
4713 (preserved_values): New vector.
4714 (preserve_value): New function.
4715 (add_uses, add_stores, vt_add_function_parameters): Use it
4716 instead of cselib_preserve_value.
4717 (changed_values_stack): New vector.
4718 (check_changed_vars_0): New function.
4719 (check_changed_vars_1, check_changed_vars_2): Use it.
4720 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4721 changed_values_stack VALUEs.
4722 (vt_emit_notes): For all preserved_values call
4723 add_cselib_value_chains. If ENABLE_CHECKING call
4724 remove_cselib_value_chains before verifying value_chains is empty.
4725 Initialize and free changed_values_stack.
4726 (vt_initialize): Initialize preserved_values.
4727 (vt_finalize): Free preserved_values.
4729 2010-03-08 Richard Guenther <rguenther@suse.de>
4731 PR tree-optimization/43269
4732 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4735 2010-03-08 Martin Jambor <mjambor@suse.cz>
4737 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4738 (ipa_is_param_called): Removed.
4739 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4740 (ipa_print_node_params): Do not print the called flag.
4741 (ipa_write_node_info): Do not stream the called flag.
4742 (ipa_read_node_info): Likewise.
4744 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4747 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4748 * cselib.c (struct expand_value_data): Add dummy field.
4749 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4751 (cselib_dummy_expand_value_rtx_cb): New function.
4752 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4754 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4755 * var-tracking.c: Include pointer-set.h.
4756 (variable): Change n_var_parts to char from int. Add
4757 cur_loc_changed and in_changed_variables fields.
4758 (variable_canonicalize): Remove.
4759 (shared_var_p): New inline function.
4760 (unshare_variable): Maintain cur_loc_changed and
4761 in_changed_variables fields. If var was in changed_variables,
4762 replace it there with new_var. Just copy cur_loc instead of
4763 resetting it to something else.
4764 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4765 (dataflow_set_union): Don't call variable_canonicalize.
4766 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4767 of their DEBUG_EXPR_TREE_DECLs.
4768 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4769 and in_changed_variables and cur_loc_changed is false.
4770 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4771 and cur_loc_changed. Don't update cur_loc here.
4772 (variable_merge_over_src): Don't call variable_canonicalize.
4773 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4774 removing loc that is equal to cur_loc, clear cur_loc,
4775 set cur_loc_changed and ensure variable_was_changed is called.
4776 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4777 compare pointers in cur_loc check, if it is equal to loc,
4778 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4779 (variable_different_p): Remove compare_current_location argument,
4780 don't compare cur_loc.
4781 (dataflow_set_different_1): Adjust variable_different_p caller.
4782 (variable_was_changed): If dv had some var in changed_variables
4783 already, reset in_changed_variables flag for it and propagate
4784 cur_loc_changed over to the new variable. On empty var
4785 always set cur_loc_changed. Set in_changed_variables on whatever
4786 var is added to changed_variables.
4787 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4788 Use shared_var_p. When removing loc that is equal to cur_loc,
4789 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4790 end, don't set it to something else, just call variable_was_changed.
4791 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4792 loc being removed, clear cur_loc and set cur_loc_changed.
4793 Set cur_loc_changed if all locations have been removed.
4794 (struct expand_loc_callback_data): New type.
4795 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4796 allocated. Always create SUBREGs if simplify_subreg failed.
4797 Prefer to use cur_loc, when that fails and still in
4798 changed_variables (and seen first time) recompute it. Set
4799 cur_loc_changed of variables which had to change cur_loc and
4800 compute elcd->cur_loc_changed if any of the subexpressions used
4801 had to change cur_loc.
4802 (vt_expand_loc): Adjust to pass arguments in
4803 expand_loc_callback_data structure.
4804 (vt_expand_loc_dummy): New function.
4805 (emitted_notes): New variable.
4806 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4807 that weren't used for any other decl in current
4808 emit_notes_for_changes call call vt_expand_loc_dummy to update
4809 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4810 first loc_chain location if NULL before. Always use just
4811 cur_loc instead of first loc_chain location. When cur_loc_changed
4812 is false, when not --enable-checking=rtl just don't emit any note.
4813 When rtl checking, compute the note and assert it is the same
4814 as previous note. Clear cur_loc_changed and in_changed_variables
4815 at the end before removing from changed_variables.
4816 (check_changed_vars_3): New function.
4817 (emit_notes_for_changes): Traverse changed_vars to call
4818 check_changed_vars_3 on each changed var.
4819 (emit_notes_for_differences_1): Clear cur_loc_changed and
4820 in_changed_variables. Recompute cur_loc of new_var.
4821 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4822 (vt_emit_notes): Initialize and destroy emitted_notes.
4824 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4826 PR rtl-optimization/42220
4827 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4828 Use verify_reg_tracked to determine if we should use OP_OUT rather
4830 (build_def_use): If we see an in-out operand for a register that we
4831 know nothing about, treat is an output if possible, fail the block if
4834 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4837 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4840 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4843 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4844 uses of relevant DEFs that are dead outside the loop too.
4846 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4848 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4850 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4852 * var-tracking.c (values_to_unmark): New variable.
4853 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4854 values_to_unmark vector. Moved body to...
4855 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4856 instead queue it into values_to_unmark vector.
4857 (vt_find_locations): Free values_to_unmark vector.
4859 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4861 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4862 (site.exp): Export them when plugins are enabled.
4864 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4867 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4869 (chrec_fold_multiply): Same.
4871 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4874 * c-decl.c (build_compound_literal): Return early if init is
4877 2010-03-04 Martin Jambor <mjambor@suse.cz>
4879 PR tree-optimization/43164
4880 PR tree-optimization/43191
4881 * tree-sra.c (type_consists_of_records_p): Reject records with
4882 zero-size bit-fields at the end.
4884 2010-03-04 Mike Stump <mikestump@comcast.net>
4886 * Makefile.in (TAGS): Remove *.y.
4888 2010-03-04 Richard Guenther <rguenther@suse.de>
4890 PR tree-optimization/40761
4891 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4893 (my_rev_post_order_compute): New function.
4894 (init_pre): Call it.
4896 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4899 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4900 decrease the cost of an IV candidate when the cost is infinite.
4902 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4904 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4905 Use '3DNow!' for the extension of that name, ensure normal space
4907 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4909 2010-03-03 Jeff Law <law@redhat.com>
4911 * PR middle-end/32693
4912 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4913 than gen_rtx_SUBREG.
4914 (extract_bit_field_1): Likewise.
4916 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4918 * doc/sourcebuild.texi (Test directives): Document that arguments
4919 include-opts and exclude-opts are now optional for dg-skip-if,
4920 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4922 2010-03-03 Jason Merrill <jason@redhat.com>
4925 * cgraph.h (varpool_node): Add extra_name field.
4926 * varpool.c (varpool_extra_name_alias): New.
4927 (varpool_assemble_decl): Emit extra name aliases.
4928 (varpool_mark_needed_node): Look past an extra name alias.
4929 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4930 * lto-streamer-in.c (lto_input_tree): Read it.
4931 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4933 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4935 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4936 (sparc*-*-solaris2*): ...this.
4938 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4941 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4942 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4943 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4944 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4947 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4948 fallthrough to default handling, just with want_address 0 instead of 2.
4949 For single element lists, add_AT_loc directly, otherwise create an
4950 artificial variable DIE and stick location list to it.
4953 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4954 (VAL_EXPR_HAS_REVERSE): Define.
4955 (reverse_op): New function.
4956 (add_stores): For reversible operations add an extra MO_VAL_USE.
4958 2010-03-02 Jason Merrill <jason@redhat.com>
4960 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4962 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4964 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4965 (sparc64-*-linux*): Likewise.
4966 (sparc64-*-solaris2*): Include assembler files before linker ones.
4967 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4968 * config/sparc/gas.h: Delete.
4969 * config/sparc/sol2-64.h: Add copyright notice.
4970 * config/sparc/sol2-gas-bi.h: Likewise.
4971 * config/sparc/sol2-gld.h: Likewise.
4972 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4973 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4974 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4975 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4976 (sparc_elf_asm_named_section): Rename into...
4977 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4979 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4981 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4983 2010-03-02 Jeff Law <law@redhat.com>
4986 * reload1.c (rtx_p, substitute_stack): Declare.
4987 (substitute): Record addresses of changed rtxs.
4988 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4989 Restore the original rtx when complete.
4990 (reload): Free subsitute_stack when complete.
4992 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4994 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4995 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4997 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4998 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4999 Torture Tests): Change from subsection to section.
5001 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5002 Steven Bosscher <steven@gcc.gnu.org>
5004 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5007 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5010 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5011 the assignment from the new induction variable to the assignment
5012 of the value from the original loop PHI function.
5014 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5015 Daniel Jacobowitz <dan@codesourcery.com>
5017 * doc/sourcebuild.texi (Test directives): Clarify options to
5020 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5022 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5023 Disable cfi directives unless GCC and gas agree on using read-only
5024 .eh_frame sections for 64-bit.
5025 * configure: Regenerate.
5027 2010-03-01 Richard Guenther <rguenther@suse.de>
5029 PR tree-optimization/43220
5030 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5031 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5033 2010-03-01 Richard Guenther <rguenther@suse.de>
5034 Martin Jambor <mjambor@suse.cz>
5037 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5038 gimplified parameters.
5040 2010-03-01 Christian Bruel <christian.bruel@st.com>
5042 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5044 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5046 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5048 2010-03-01 Richard Guenther <rguenther@suse.de>
5051 * expr.c (expand_assignment): Use the alias-oracle to tell
5052 if the rhs aliases the result decl.
5054 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5057 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5058 to sol_gt_pch_get_address.
5059 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5060 64-bit, SPARC and x86.
5061 (sol_gt_pch_get_address): New function.
5063 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5065 * toplev.h (inform_n, error_n): Declare.
5066 * diagnostic.c (inform_n, error_n): New function.
5068 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5070 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5071 has no rtl yet when processing local_decls, queue it and recheck
5072 if deferred stack allocation hasn't assigned it rtl.
5074 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5076 * config/sh/sh.c (unspec_bbr_uid): New.
5077 (gen_block_redirect): Use it instead of INSN_UID.
5078 (gen_far_branch): Likewise.
5080 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5082 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5083 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5085 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5087 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5088 (Warning Options): -Wno-conversion-null is valid for
5089 Objective-C++ as well.
5090 * doc/tm.texi (Named Address Spaces): Likewise.
5091 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5092 * doc/tree-ssa.texi (Tree SSA): Likewise.
5094 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5097 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5098 by default. Don't set the default arch for
5099 i[34567]86-*-darwin*|x86_64-*-darwin*.
5101 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5104 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5105 default. Set the default 32bit/64bit archs with $with_arch
5106 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5108 2010-02-27 Richard Guenther <rguenther@suse.de>
5110 PR tree-optimization/43186
5111 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5112 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5113 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5114 unroller iterations.
5116 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5118 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5119 required and i[34567]86-*-* targets don't support 64bit ISA.
5121 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5124 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5127 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5129 * config.gcc: Set the default arch at least to Prescott for
5130 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5131 if SSE math is enabled.
5133 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5135 * diagnostic.c (diagnostic_initialize): Update.
5136 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5138 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5139 (diagnostic_inhibit_notes): New.
5140 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5142 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5145 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5146 * doc/standards.texi: Likewise.
5147 * doc/extend.texi: Likewise.
5148 * doc/trouble.texi: Likewise.
5149 * doc/cppopts.texi: Likewise.
5150 * doc/install.texi: Likewise.
5151 * c.opt (std=c90,std=gnu90): New options.
5152 * c-opts.c (c_common_handle_option): Handle them.
5154 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5157 * c-decl.c (undeclared_variable): Use an informative note.
5159 2010-02-26 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/43186
5162 * gimple.h (gimple_fold): Remove.
5163 * gimple.c (gimple_fold): Remove. Inline into single user ...
5164 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5165 Try harder for conditions.
5167 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5170 * function.c (used_types_insert): Don't skip through named pointer
5171 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5172 and it is different from the main variant's type.
5174 2010-02-26 Nick Clifton <nickc@redhat.com>
5176 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5178 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5180 * config.gcc: Support --with-fpmath=sse for x86.
5182 * config/i386/ssemath.h: New.
5184 * doc/install.texi (--with-fpmath=sse): Documented.
5186 2010-02-26 Richard Guenther <rguenther@suse.de>
5188 PR tree-optimization/43188
5189 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5190 vector types of over-aligned element type.
5192 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5195 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5196 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5198 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5200 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5202 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5204 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5205 * var-tracking.c: Include diagnostic.h.
5206 (debug_dv): New function.
5207 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5210 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5211 (add_value_chain, add_value_chains, remove_value_chain,
5212 remove_value_chains): Handle DEBUG_EXPRs.
5213 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5216 * regcprop.c (struct queued_debug_insn_change): New type.
5217 (struct value_data_entry): Add debug_insn_changes field.
5218 (struct value_data): Add n_debug_insn_changes field.
5219 (debug_insn_changes_pool): New variable.
5220 (free_debug_insn_changes, apply_debug_insn_changes,
5221 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5222 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5223 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5225 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5227 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5228 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5229 changes, call cprop_find_used_regs via note_stores.
5230 (copyprop_hardreg_forward): When copying vd from predecessor
5231 which has any queued DEBUG_INSN changes, make sure the pointers are
5232 cleared. At the end call df_analyze and then if there are any
5233 DEBUG_INSN changes queued at the end of some basic block for still
5234 live registers, apply them.
5235 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5237 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5239 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5242 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5244 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5245 targets. Set the default with_cpu/with_arch from arch/cpu.
5246 Allow x86-64 and native for with_cpu/with_arch.
5248 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5250 * ebitmap.c: Change calls to verify_popcount with calls to
5251 sbitmap_verify_popcount.
5252 (ebitmap_clear_bit): Fixed map->cacheindex test and
5253 map>cache update when bit clearing results in an empty
5256 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5259 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5260 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5261 and support both V2DF and V2DI modes.
5262 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5263 support both V2DF and V2DI modes.
5264 (general): Delete trailing whitespace from a few patterns.
5266 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5267 V2DF/V2DI interleave high/low builtins.
5269 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5272 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5273 interleave high/low functions.
5275 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5277 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5278 #pragma extern_prefix.
5280 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5283 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5284 BLKmode, assert op0 is a MEM and just adjust its mode.
5287 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5288 if bitpos isn't multiple of mode's bitsize.
5290 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5292 * c.opt (-ftemplate-depth=): New.
5293 (-ftemplate-depth-): Deprecate.
5294 * optc-gen.awk: Handle -ftemplate-depth=.
5295 * opth-gen.awk: Likewise.
5296 * c-opts.c (c_common_handle_option): Likewise.
5297 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5299 2010-02-24 Jason Merrill <jason@redhat.com>
5301 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5303 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5305 * cfg.c (alloc_aux_for_block): Remove inline.
5306 (alloc_aux_for_edge): Likewise.
5308 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5310 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5312 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5314 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5315 * config/i386/sol2-gas.h: New file.
5316 * config.gcc (i[34567]86-*-solaris2*): Use it.
5318 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5321 * c-typeck.c (ep_convert_and_check): New.
5322 (build_conditional_expr): Use it.
5323 (build_binary_op): Likewise.
5325 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5327 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5330 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5331 bounds even for -O+.
5332 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5333 expr needs to have DECL_NAME set.
5335 2010-02-24 Nick Clifton <nickc@redhat.com>
5337 * config/mep/mep.c: Include gimple.h.
5338 (mep_function_uses_sp): Delete unused function.
5339 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5340 parameters. Use unsigned integers to count args. Return a
5341 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5343 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5346 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5347 greater or equal to nelt instead of 2 * nelt.
5348 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5351 2010-02-23 Jason Merrill <jason@redhat.com>
5354 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5355 in cfun->local_decls even if they have register types.
5358 * stor-layout.c (place_field): Don't warn about unnecessary
5359 DECL_PACKED if the type is packed.
5361 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5364 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5365 GOTOFF relocs, even when the base reg isn't pic pointer.
5367 2010-02-23 Michael Matz <matz@suse.de>
5370 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5371 (expand_gimple_basic_block): Generate and use debug temps if there
5372 are debug uses left after the last real use of TERed ssa names.
5373 Unlink debug immediate uses when they are expanded.
5375 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5378 * config/i386/i386.c (override_options): Reorganise to provide
5379 better error messages.
5381 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5384 * graphite-scop-detection.c (create_single_exit_edge): Move
5385 the call to find_single_exit_edge to....
5386 (create_sese_edges): ...here. Don't handle multiple edges
5387 exiting the function.
5388 (build_graphite_scops): Don't handle multiple edges
5389 exiting the function.
5391 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5394 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5395 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5397 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5400 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5402 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5405 * c-typeck.c (convert_arguments): Print declaration location.
5406 * c-common.c (validate_nargs): Rename as
5407 builtin_function_validate_nargs.
5408 (check_builtin_function_arguments): Update.
5410 2010-02-22 Richard Guenther <rguenther@suse.de>
5413 * tree-inline.c (declare_return_variable): Use the type of
5414 the call stmt lhs if available.
5416 2010-02-22 Duncan Sands <baldrick@free.fr>
5418 * passes.c (register_pass): Always consider all pass lists when
5419 ref_pass_instance_number is zero.
5421 2010-02-22 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/42749
5424 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5425 parameter. Do arithmetic in the original type.
5426 (update_accumulator_with_ops): Likewise.
5427 (adjust_accumulator_values): Adjust.
5429 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5431 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5432 (QI to BLKmode splitter): New splitter.
5434 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5436 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5437 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5439 2010-02-22 Richard Guenther <rguenther@suse.de>
5441 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5443 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5445 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5446 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5447 ($(T)crti.o, $(T)crtn.o): Remove rules.
5449 2010-02-21 Tobias Burnus <burnus@net-b.de>
5452 * doc/invoke.texi (-fassociative-math): Document that this
5453 option is automatically enabled for Fortran.
5455 2010-02-20 David S. Miller <davem@davemloft.net>
5457 * configure.ac: Test if linker and assembler properly support
5458 GOTDATA_OP relocations.
5459 * configure: Rebuild.
5460 * config.in: Likewise.
5461 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5462 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5463 (movsi_high_pic): Likewise.
5464 (movdi_lo_sum_pic): Likewise.
5465 (movdi_high_pic): Likewise.
5466 (movsi_pic_gotdata_op): New pattern.
5467 (movdi_pic_gotdata_op): Likewise.
5468 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5469 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5471 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5475 attribute to ssemul.
5476 (xop_mulv2div2di3_high): Ditto.
5478 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5481 * c.opt (Wconversion-null): New option.
5482 * doc/invoke.texi (Wconversion-null): Document.
5484 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5486 * common.opt (Wlarger-than-): Add Undocumented.
5488 2010-02-19 Mike Stump <mikestump@comcast.net>
5490 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5492 2010-02-19 Jason Merrill <jason@redhat.com>
5495 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5496 * configure: Likewise.
5498 2010-02-20 Alan Modra <amodra@gmail.com>
5501 * cgraph.h (cgraph_make_decl_local): Declare.
5502 * cgraph.c (cgraph_make_decl_local): New function.
5503 (cgraph_make_node_local): Use it.
5504 * cgraphunit.c (cgraph_function_versioning): Likewise.
5505 * ipa.c (function_and_variable_visibility): Likewise.
5507 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5510 * except.c (sjlj_emit_function_enter): Don't call
5511 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5513 * rtl.h (add_reg_br_prob_note): Remove prototype.
5515 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5518 * c-common.c (conversion_warning): Remove widening conversions
5519 before checking the conversion of integers to reals.
5521 2010-02-19 Mike Stump <mikestump@comcast.net>
5524 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5527 * cgraphunit.c (process_function_and_variable_attributes): Check
5528 DECL_PRESERVE_P instead of looking up attribute "used".
5529 * ipa-pure-const.c (check_decl): Likewise.
5530 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5531 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5532 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5533 instead of attribute "used".
5534 * config/sol2-c.c (solaris_pragma_init): Likewise.
5535 (solaris_pragma_fini): Likewise.
5537 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5539 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5540 Use XCNEW instead of xcalloc.
5541 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5542 XNEW instead of xmalloc.
5543 (get_fields): Use XNEWVEC instead of xmalloc.
5546 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5547 populate vars array.
5548 (create_new_general_access): For debug stmts just reset value.
5549 (get_stmt_accesses): For accesses within debug stmts just record them
5550 using add_access_to_acc_sites instead of preventing the peeling or
5551 counting them as accesses.
5554 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5556 2010-02-19 Richard Guenther <rguenther@suse.de>
5558 PR tree-optimization/42916
5559 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5562 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5564 * configure.ac: Replace all uses of changequote in macro arguments
5565 with proper quoting.
5567 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5570 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5572 2010-02-19 Richard Guenther <rguenther@suse.de>
5574 PR tree-optimization/42944
5575 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5576 test for aliasing with errno.
5578 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5581 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5582 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5583 * dojump.c: Include output.h.
5584 (inv): New inline function.
5585 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5586 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5587 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5588 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5589 argument, pass it down to other calls.
5590 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5591 add REG_BR_PROB note to the conditional jump.
5592 * cfgexpand.c (add_reg_br_prob_note): Removed.
5593 (expand_gimple_cond): Don't call it, add the probability
5594 as last argument to jumpif_1/jumpifnot_1.
5595 * Makefile.in (dojump.o): Depend on output.h.
5596 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5598 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5599 * stmt.c (do_jump_if_equal): Likewise.
5600 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5601 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5602 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5604 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5605 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5606 jumpifnot_1 callers.
5607 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5609 (store_expr): Adjust jumpifnot caller.
5610 (store_constructor): Adjust jumpif caller.
5613 * gimplify.c (gimple_boolify): For __builtin_expect call
5614 gimple_boolify also on its first argument.
5616 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5618 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5620 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5621 * configure: Regenerated.
5623 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5625 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5626 lang_hooks.types_compatible_p instead of comptypes.
5628 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5630 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5631 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5632 if __prefer_thumb__ is defined.
5634 2010-02-18 Martin Jambor <mjambor@suse.cz>
5636 PR tree-optimization/43066
5637 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5638 array with zero-sized element type.
5640 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5642 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5643 rtx, allocate struct var_loc_node here and return it to the
5644 caller, and only if it is actually needed.
5645 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5646 move it earlier and return immediately if it returns NULL.
5648 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5650 * config/sparc/gas.h: New file. Restore
5651 TARGET_ASM_NAMED_SECTION to its ELF default.
5652 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5654 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5655 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5656 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5657 after sparc/sysv4.h.
5659 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5661 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5663 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5665 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5666 patterns from predicated pattern.
5668 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5671 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5672 for insn mnemonic suffix.
5674 2010-02-17 Richard Guenther <rguenther@suse.de>
5676 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5679 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5682 * caller-save.c (save_call_clobbered_regs): If BB ends with
5683 a DEBUG_INSN, move any notes in between last real insn and the last
5684 DEBUG_INSN after the last DEBUG_INSN.
5686 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5688 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5689 Fix return type. Fix argument type. Explain meaning of return value.
5691 2010-02-16 Richard Guenther <rguenther@suse.de>
5693 PR tree-optimization/41043
5694 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5695 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5697 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5699 2010-02-16 Ira Rosen <irar@il.ibm.com>
5701 PR tree-optimization/43074
5702 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5703 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5704 vectorizable cycles in hybrid SLP check.
5705 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5707 2010-02-16 Richard Guenther <rguenther@suse.de>
5709 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5710 (true_dependence): If memrefs_conflict_p computes must-alias
5711 trust it. Move TBAA check after offset-based disambiguation.
5712 (canon_true_dependence): Likewise.
5714 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5716 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5717 * doc/invoke.texi: Document it.
5718 * var-tracking.c: Include toplev.h and params.h.
5719 (vt_find_locations): Return bool indicating success. Compute
5720 hash sizes unconditionally. Check new parameter, report.
5721 (variable_tracking_main_1): Check vt_find_locations results and
5722 retry. Renamed from...
5723 (variable_tracking_main): ... this. New wrapper to preserve
5724 flag_var_tracking_assignments.
5725 * Makefile.in (var-tracking.o): Adjust dependencies.
5727 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5728 Jakub Jelinek <jakub@redhat.com>
5731 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5732 if weak_import attribute is present.
5733 * config/darwin.c (machopic_select_section): Likewise.
5735 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5737 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5738 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5739 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5740 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5742 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5745 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5748 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5749 Rewrite text to refer to the names.
5751 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5753 * config/i386/i386-builtin-types.def
5754 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5755 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5756 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5757 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5758 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5759 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5760 IX86_BUILTIN_VPERMIL2PS256.
5761 (MULTI_ARG_4_DF2_DI_I): Defined.
5762 (MULTI_ARG_4_DF2_DI_I1): Defined.
5763 (MULTI_ARG_4_SF2_SI_I): Defined.
5764 (MULTI_ARG_4_SF2_SI_I1): Defined.
5765 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5766 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5767 __builtin_ia32_vpermil2ps256.
5768 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5769 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5770 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5771 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5772 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5773 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5774 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5775 CODE_FOR_xop_vpermil2v8sf3.
5776 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5777 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5778 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5779 (_mm256_permute2_pd): New.
5780 (_mm_permute2_ps): New.
5781 (_mm256_permute2_ps): New.
5783 2010-02-15 Nick Clifton <nickc@redhat.com>
5785 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5786 boolean parameters. Use emit_jump_insn when emitting a pop
5787 instruction containing a return insn.
5788 (push): Use 'true' rather than '1' as second parameter to F.
5789 (h8300_expand_prologue): Likewise.
5790 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5791 (h8300_expand_epilogue): Likewise.
5793 2010-02-15 Richard Guenther <rguenther@suse.de>
5796 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5799 2010-02-15 Nick Clifton <nickc@redhat.com>
5801 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5804 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5806 * intl.c (fake_ngettext): New function.
5807 * intl.h (fake_ngettext): Declare.
5808 (ngettext): Define macro.
5809 * collect2.c (notice_translated): New function.
5810 (main): Use notice_translated and ngettext.
5811 * collect2.h (notice_translated): Declare.
5813 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5815 * reorg.c (delete_computation): Comment fixes.
5816 * caller-save.c (setup_save_areas): Idem.
5817 * sel-sched-dump.c (dump_lv_set): Idem.
5820 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5822 * config/s390/s390.c (s390_sched_init): New function.
5823 (TARGET_SCHED_INIT): Target hook defined.
5825 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5826 Jack Howarth <howarth@bromo.med.uc.edu>
5827 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5830 Partial revert of unintended change in fix for PR41605.
5831 * config/darwin.h: Fix typo.
5832 * config/darwin9.h: Same.
5834 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5836 * c-pch.c (pch_init): Clear v.
5838 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5841 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5842 graphite_can_represent_init for MULT_EXPR.
5844 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5848 * graphite-sese-to-poly.c (remove_phi): New.
5849 (translate_scalar_reduction_to_array): Call remove_phi.
5851 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5854 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5855 * graphite-clast-to-gimple.h (gloog): Update declaration.
5856 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5857 * graphite-poly.h (struct poly_bb): Add missing comments.
5858 (struct scop): Add poly_scop_p field.
5860 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5861 * graphite.c (graphite_transform_loops): Build the polyhedral
5862 representation for each scop before code generation.
5863 * sese.c (rename_variables_in_operand): Removed.
5864 (rename_variables_in_expr): Return the renamed expression.
5865 (rename_sese_parameters): New.
5866 * sese.h (rename_sese_parameters): Declared.
5868 2010-02-11 Richard Guenther <rguenther@suse.de>
5870 PR tree-optimization/42998
5871 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5872 POINTER_PLUS_EXPR properly.
5874 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5875 Changpeng Fang <changpeng.fang@amd.com>
5878 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5879 the cost of an IV candidate when the IV is used in a test against zero.
5881 * gcc.dg/tree-ssa/ivopts-3.c: New.
5883 2010-02-11 Richard Guenther <rguenther@suse.de>
5886 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5887 pointer-vs-decl case by swapping refs. Handle some cases
5888 of pointer-vs-decl disambiguations more conservatively.
5889 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5890 to false after expanding.
5892 2010-02-11 Richard Guenther <rguenther@suse.de>
5895 * gcc.c (process_command): Handle LTO file@offset case more
5898 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5900 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5901 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5903 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5905 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5906 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5907 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5908 Optimize eq/ne comparisons when both arguments are known to be
5910 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5911 Don't mask operands unnecessarily if they are known to be already
5914 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5916 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5919 2010-02-10 Richard Guenther <rguenther@suse.de>
5921 PR tree-optimization/43017
5922 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5923 for wrapping signed arithmetic.
5925 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5928 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5929 if no debug info should be emitted for it.
5931 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5933 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5934 note when flag_exceptions is set.
5936 2010-02-10 Duncan Sands <baldrick@free.fr>
5938 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5940 2010-02-10 Richard Guenther <rguenther@suse.de>
5943 * tree.c (get_unwidened): Handle constants.
5944 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5946 2010-02-10 Martin Jambor <mjambor@suse.cz>
5949 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5950 check for variable argument counts independently.
5952 2010-02-10 Christian Bruel <christian.bruel@st.com>
5955 * config/sh/sh.c (find_barrier): Increase length for non delayed
5956 conditional branches.
5958 2010-02-10 Christian Bruel <christian.bruel@st.com>
5960 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5962 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5964 * builtins.c (set_builtin_user_assembler_name): Also handle
5965 ffs if int is smaller than word.
5967 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5970 * ira-conflicts.c (get_dup): Remove.
5971 (process_reg_shuffles): Add new parameter. Use it as an
5972 additional guard for copy generation.
5973 (add_insn_allocno_copies): Rewrite.
5975 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5977 * common.opt (fsched2-use-traces): Preserved for backward
5979 * doc/invoke.texi: Remove the documentation about option
5980 -fsched2-use-traces.
5981 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5982 flag_sched2_use_traces.
5983 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5984 the backward compatibility flag section.
5986 2010-02-09 Richard Guenther <rguenther@suse.de>
5988 PR tree-optimization/43008
5989 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5990 make HEAP variables initialized from global memory if they
5991 are not known builtin functions.
5992 (find_func_aliases): Adjust.
5994 2010-02-09 Richard Guenther <rguenther@suse.de>
5996 PR tree-optimization/43000
5997 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5998 arithmetic manually.
6000 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6002 PR tree-optimization/42931
6003 * tree-loop-linear.c (try_interchange_loops): Don't call
6004 double_int_mul if estimated_loop_iterations failed.
6006 2010-02-08 Martin Jambor <mjambor@suse.cz>
6009 * tree-sra.c (build_accesses_from_assign): Do not mark in
6010 should_scalarize_away_bitmap if stmt has volatile ops.
6011 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6014 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6016 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6018 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6020 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6023 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6026 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6028 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6031 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6032 to unknown_dependence.
6033 (graphite_legal_transform_dr): Handle the unknown_dependence.
6034 (graphite_carried_dependence_level_k): Same.
6036 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6038 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6040 2010-02-07 Richard Guenther <rguenther@suse.de>
6043 * expr.c (get_inner_reference): Always initialize *pbitsize.
6045 2010-02-07 Richard Guenther <rguenther@suse.de>
6048 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6049 new ARRAY_REFs on variable size element or minimal index arrays.
6051 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6052 gimple_fold_indirect_ref.
6054 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6057 * arm.c (arm_override_options): Just return if the user has specified
6058 an invalid fpu name.
6060 2010-02-03 Jason Merrill <jason@redhat.com>
6063 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6064 i386_pe_maybe_record_exported_symbol.
6066 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6069 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6070 (pa_delegitimize_address): New function.
6072 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6074 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6075 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6077 2010-02-05 Richard Guenther <rguenther@suse.de>
6080 * lto-streamer-in.c (get_resolution): Deal with references
6081 to undefined functions.
6083 2010-02-05 Richard Guenther <rguenther@suse.de>
6085 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6086 (fold_const_aggregate_ref): Likewise.
6087 (ccp_fold_stmt): Substitute loads.
6088 (maybe_fold_reference): Verify types before substituting.
6090 (fold_gimple_assign): Unshare properly.
6091 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6093 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6095 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6096 for rs6000_gen_cell_microcode.
6098 2010-02-04 Richard Guenther <rguenther@suse.de>
6100 PR rtl-optimization/42952
6101 * dse.c (const_or_frame_p): Remove MEM handling.
6103 2010-02-04 Nick Clifton <nickc@redhat.com>
6105 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6106 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6107 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6108 (mn10300_asm_output_mi_thunk): New function.
6109 (mn10300_can_output_mu_thunk): New function.
6110 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6111 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6112 (FUNCTION_ARG): Delete incorrect comment.
6114 2010-02-03 Jason Merrill <jason@redhat.com>
6117 * fold-const.c (operand_equal_p): Handle erroneous types.
6119 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6121 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6123 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6125 PR rtl-optimization/42941
6126 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6129 2010-02-03 Jason Merrill <jason@redhat.com>
6132 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6134 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6137 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6138 (cselib_reset_table): Renamed from...
6139 (cselib_reset_table_with_next_value): ... this.
6140 (cselib_get_next_uid): Renamed from...
6141 (cselib_get_next_unknown_value): ... this.
6142 * cselib.c (next_uid): Renamed from...
6143 (next_unknown_value): ... this.
6144 (cselib_clear_table): Adjust.
6145 (cselib_reset_table): Adjust. Renamed from...
6146 (cselib_reset_table_with_next_value): ... this.
6147 (cselib_get_next_uid): Adjust. Renamed from...
6148 (cselib_get_next_unknown_value): ... this.
6149 (get_value_hash): Use hash.
6150 (cselib_hash_rtx): Likewise.
6151 (new_cselib_val): Adjust. Set and dump uid.
6152 (cselib_lookup_mem): Pass next_uid as hash.
6153 (cselib_subst_to_values): Likewise.
6154 (cselib_log_lookup): Dump uid.
6155 (cselib_lookup): Pass next_uid as hash. Adjust.
6156 (cselib_process_insn): Adjust.
6157 (cselib_init): Initialize next_uid.
6158 (cselib_finish): Adjust.
6159 (dump_cselib_table): Likewise.
6160 * dse.c (canon_address): Dump value uid.
6161 * print-rtl.c (print_rtx): Print value uid.
6162 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6164 (dv_uid): New function, sort of renamed from...
6165 (dv_htab_hash): ... this, reimplemented in terms of it and...
6166 (dv_uid2hash): ... this. New.
6167 (variable_htab_eq): Drop excess assertions.
6168 (tie_break_pointers): Removed.
6169 (canon_value_cmp): Compare uids.
6170 (variable_post_merge_New_vals): Print uids.
6171 (vt_add_function_parameters): Adjust.
6172 (vt_initialize): Reset table. Adjust.
6174 2010-02-03 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/42944
6177 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6178 (call_may_clobber_ref_p_1): Likewise. Properly handle
6179 malloc and calloc clobbering errno.
6181 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6183 * doc/invoke.texi: Fix name of sched1 dump.
6185 * opts.c (decode_options): Set flag_tree_switch_conversion
6186 only conditionally on optimize >= 2.
6188 * gcse.c: Assorted comment fixes in pass description.
6190 2010-02-03 Anthony Green <green@moxielogic.com>
6192 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6193 nop padding in order to maintain alignment of storage location of
6194 target function address.
6195 (moxie_trampoline_init): Store target function address at newly
6197 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6199 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6201 2010-02-03 Richard Guenther <rguenther@suse.de>
6204 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6206 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6208 * config.gcc: Reenable check for obsolete targets.
6209 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6210 mips-sgi-irix6.[0-4]*.
6212 2010-02-02 Nick Clifton <nickc@redhat.com>
6214 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6215 constant size of 4 as being the same as 0.
6216 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6217 can take values in the range 0..4.
6219 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6222 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6223 as _darwin10_Unwind_FindEnclosingFunction().
6224 * libgcc-libsystem.ver: New.
6226 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6229 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6230 implicitly set registers.
6232 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6234 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6235 (arm_override_options): Allow automatic selection of the thread
6236 pointer register if thumb2.
6237 (legitimize_pic_address): Improve code sequences for Thumb2.
6238 (arm_call_tls_get_addr): Likewise.
6239 (legitimize_tls_address): Likewise.
6240 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6241 (pic_load_addr_32bit): ... this. New named pattern.
6242 * thumb2.md (pic_load_addr_thumb2): Delete.
6243 (pic_load_dot_plus_four): Delete.
6244 (tls_load_dot_plus_four): New named pattern.
6246 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6249 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6250 Document fix for TLS bug.
6252 2010-01-31 Richard Guenther <rguenther@suse.de>
6254 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6255 conservatively correct.
6257 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6261 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6263 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6265 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6267 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6269 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6271 * config.gcc: Adjust order of makefile fragments for mingw targets.
6273 2010-01-31 Richard Guenther <rguenther@suse.de>
6276 * gimplify.c (gimplify_init_constructor): For volatile LHS
6277 initialize a temporary.
6279 2010-01-31 Matthias Klose <doko@ubuntu.com>
6281 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6283 * configure: Regenerate.
6285 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6287 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6288 the same alias set and their sizes different constantness.
6289 (aliasing_component_refs_p): Revert 2009-10-24 change.
6291 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6293 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6296 2010-01-29 Richard Guenther <rguenther@suse.de>
6298 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6299 Assert we successfully updated the call.
6301 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6303 PR rtl-optimization/42889
6304 * df.h (df_set_bb_dirty_nonlr): New prototype.
6305 * df-core.c (df_set_bb_dirty_nonlr): New function.
6306 * df-scan.c (df_insn_rescan): Call it instead of
6307 df_set_bb_dirty for DEBUG_INSNs.
6309 2010-01-29 Richard Guenther <rguenther@suse.de>
6312 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6313 quadratic behavior in most cases.
6315 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6318 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6319 in the call to gen_x86_movsicc_0_m1.
6321 2010-01-28 Richard Guenther <rguenther@suse.de>
6323 PR tree-optimization/42871
6324 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6326 2010-01-28 Richard Guenther <rguenther@suse.de>
6328 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6329 into call arguments.
6331 2010-01-28 Richard Guenther <rguenther@suse.de>
6334 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6335 the forwarder if the destination is an EH landing pad.
6337 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6339 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6340 block list passed to gimple_duplicate_sese_tail.
6341 (parallelize_loops): Avoid parallelization when the function
6343 Avoid parallelization when the preheader is IRREDUCIBLE.
6344 Try to optimize when estimated_loop_iterations_int is unresolved.
6345 Add the loop's location to the dump file.
6346 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6347 (gimple_duplicate_sese_tail): Remove the check for the latch.
6348 Redirect nexits to the exit block.
6349 Remove handling of the incoming edges to the latch.
6350 Redirect the backedge from the copied latch to the exit bb.
6352 2010-01-28 Michael Matz <matz@suse.de>
6355 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6356 Wrap force_reg into a sequence, emit it before user.
6358 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6360 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6362 (arm_legacy_rev): Likewise.
6363 (thumb_legacy_rev): Likewise.
6365 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6367 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6368 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6369 on MEM's address failed, try avoid_constant_pool_reference and
6370 recurse if it returned something different.
6371 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6372 address, try avoid_constant_pool_reference and recurse if it
6373 returned something different.
6374 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6375 address and avoid_constant_pool_reference returned something
6376 different, don't set have_address.
6378 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6381 * var-tracking.c (val_store): Add modified argument, obey it.
6383 (count_uses): Move down logging of main.
6384 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6385 don't need resolution.
6386 (emit_notes_in_bb): Likewise.
6388 2010-01-27 Richard Guenther <rguenther@suse.de>
6391 * tree-inline.c (remap_decl): Delay remapping of SSA name
6392 default definitions until we need them.
6394 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6396 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6397 (rs6000_delegitimize_address): New function.
6399 * config/s390/s390.c (s390_delegitimize_address): Call
6400 delegitimize_mem_from_attrs.
6403 * tree-inline.c (cannot_copy_type_1): Removed.
6404 (copy_forbidden): Don't forbid copying of functions containing
6405 records/unions with variable length fields.
6407 2010-01-27 Christian Bruel <christian.bruel@st.com>
6411 * config/sh/sh.c (find_barrier): Increase length for non delayed
6412 conditional branches.
6414 2010-01-27 Matthias Klose <doko@ubuntu.com>
6416 * configure.ac (gnu-unique-object): Fix ldd version check.
6417 * configure: Regenerate.
6419 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6421 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6423 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6424 Test for HAVE_GNU_AS value.
6426 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6428 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6429 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6430 INT64_TYPE): Define.
6431 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6432 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6433 INT_LEAST64_TYPE): Define.
6434 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6435 UINT_LEAST64_TYPE): Define.
6436 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6437 INT_FAST64_TYPE): Define.
6438 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6439 UINT_FAST64_TYPE): Define.
6440 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6441 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6442 (SIG_ATOMIC_TYPE): Define.
6444 2010-01-26 Richard Guenther <rguenther@suse.de>
6446 * df-scan.c (df_scan_set_bb_info): Remove assert.
6447 (df_insn_rescan_debug_internal): Merge asserts.
6448 (df_install_ref): Likewise.
6449 (df_mark_reg): Use bitmap_set_range.
6450 (df_hard_reg_used_p): Remove assert.
6451 (df_hard_reg_used_count): Likewise.
6453 2010-01-26 Richard Guenther <rguenther@suse.de>
6455 PR rtl-optimization/42685
6456 * web.c (web_main): Ignore DEBUG_INSNs.
6458 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6460 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6462 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6463 Fix types of fndecl and arglist parameters.
6465 2010-01-26 Richard Guenther <rguenther@suse.de>
6468 * tree-eh.c (unsplit_eh): Skip debug insns.
6470 2010-01-26 Richard Guenther <rguenther@suse.de>
6472 PR tree-optimization/42250
6473 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6475 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6478 * omp-low.c (expand_omp_sections): Only use single_pred if
6479 l2_bb is single_pred_p.
6481 2010-01-25 Christian Bruel <christian.bruel@st.com>
6484 * config/sh/sh.c (find_barrier): Increase length for non delayed
6485 conditional branches.
6486 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6488 2010-01-24 David S. Miller <davem@davemloft.net>
6490 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6491 define if not using GAS.
6492 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6493 Likewise. Delete SECTION_MERGE code, which is only applicable
6496 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6499 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6500 mangling of va_list in system headers.
6502 2010-01-23 Toon Moene <toon@moene.org>
6504 * tree-predcom.c (combine_chains): Return NULL, not false.
6506 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6508 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6509 initialization of variable res to agree with return type.
6511 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6513 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6514 * tree-sra.c: Add include of expr.h.
6516 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6518 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6519 insert the debug stmt on the single non-EH edge from the stmt.
6521 2010-01-22 Richard Henderson <rth@redhat.com>
6524 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6525 the RHS until after generate_subtree_copies has insertted its
6526 code before the current statement.
6528 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6530 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6532 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6534 2010-01-21 Martin Jambor <mjambor@suse.cz>
6536 PR tree-optimization/42585
6537 * tree-sra.c (struct access): New field grp_total_scalarization.
6538 (dump_access): Dump the new field.
6539 (should_scalarize_away_bitmap): New variable.
6540 (cannot_scalarize_away_bitmap): Likewise.
6541 (sra_initialize): Allocate new bitmaps.
6542 (sra_deinitialize): Free new bitmaps.
6543 (create_access_1): New function.
6544 (create_access): Parts moved to create_access_1.
6545 (type_consists_of_records_p): New function.
6546 (completely_scalarize_record): Likewise.
6547 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6548 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6549 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6551 (analyze_all_variable_accesses): Completely scalarize small eligible
6554 2010-01-21 Martin Jambor <mjambor@suse.cz>
6556 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6558 2010-01-21 Andrew Haley <aph@redhat.com>
6560 * gcc.c (process_command): Move lang_specific_driver before
6561 setting cc_libexec_prefix.
6563 2010-01-21 Richard Guenther <rguenther@suse.de>
6566 * fold-const.c (negate_expr_p): Pretend only negative
6567 real constants are easily negatable.
6569 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6570 Jason Merrill <jason@redhat.com>
6572 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6573 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6574 * calls.c (initialize argument_information): Handle it.
6575 * c-common.c (handle_transparent_union_attribute): Use new name.
6576 * c-decl.c (finish_struct): Ditto.
6577 * c-typeck.c (type_lists_compatible_p): Ditto.
6578 (convert_for_assignment): Use new name and also handle record.
6579 * function.c (aggregate_value_p): Handle it.
6580 (pass_by_reference): Ditto.
6581 (assign_parm_data_types): Ditto.
6582 * print-tree.c (print_node): Ditto.
6583 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6584 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6585 * tree.c (first_field): New fn.
6587 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6590 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6591 even when linking statically, for now.
6593 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6596 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6597 without a cselib val.
6598 (count_uses): Accept MO_VAL_SET with no val on stores.
6599 (add_stores): Likewise.
6601 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6603 * var-tracking.c (check_value_val): Add a compile time assertion.
6604 (dv_is_decl_p): Simplify.
6605 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6606 gcc_assert if ENABLE_CHECKING.
6608 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6611 * var-tracking.c: Include tree-flow.h.
6612 (mem_dies_at_call): New.
6613 (dataflow_set_preserve_mem_locs): Use it.
6614 (dataflow_set_remove_mem_locs): Likewise.
6615 (dump_var): Renamed from dump_variable. Adjust all callers.
6616 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6617 * Makefile.in (var-tracking.o): Adjust deps.
6619 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6621 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6623 2010-01-20 Richard Guenther <rguenther@suse.de>
6625 PR tree-optimization/42717
6626 * tree-ssa-dce.c (get_live_post_dom): Remove.
6627 (forward_edge_to_pdom): Take an arbitrary edge to copy
6628 degenerate PHI args from.
6629 (remove_dead_stmt): Use the first post-dominator even if it
6630 does not contain live statements as redirection destination.
6632 2010-01-20 Richard Guenther <rguenther@suse.de>
6634 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6636 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6638 * sel-sched.c (create_speculation_check): Remove set but not used
6640 (try_transformation_cache): Remove set but not used variable ds.
6641 (calculate_privileged_insns): Remove set but not used variables
6642 cur_insn and min_spec_insn.
6643 (find_best_expr): Remove set but not used variable avail_n.
6644 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6646 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6648 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6649 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6652 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6655 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6656 cpu types. Add support for *-sse3 cpu types.
6657 (x86_64-*-*): Ditto.
6659 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6662 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6663 argument, call initializer_constant_valid_p_1 instead of
6664 initializer_constant_valid_p, pass CACHE to it, return NULL
6665 immediately if first call returns NULL.
6666 (initializer_constant_valid_p_1): New function.
6667 (initializer_constant_valid_p): Use it.
6669 2010-01-20 Thomas Quinot <quinot@adacore.com>
6671 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6673 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6675 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6676 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6677 (loc_list_from_tree): Don't handle unsigned division. Handle
6678 signed modulo using DW_OP_{over,over,div,mul,minus}.
6679 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6680 modulo instead of signed.
6682 2010-01-20 DJ Delorie <dj@redhat.com>
6684 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6686 (h8300_emit_stack_adjustment): Propogate it.
6688 (h8300_expand_prologue): Likewise.
6689 (h8300_expand_epilogue): Likewise.
6691 2010-01-19 Michael Matz <matz@suse.de>
6693 PR tree-optimization/41783
6694 * tree-data-ref.c (toplevel): Include flags.h.
6695 (dump_data_dependence_relation): Also dump the inputs if the
6696 result will be unknown.
6697 (split_constant_offset_1): Look through some conversions.
6698 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6699 the offset from last element is too large.
6700 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6701 (reassociate_to_the_same_stmt): Handle vector registers.
6702 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6704 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6705 wide_prolog_niters argument, emit widening instructions.
6706 (vect_do_peeling_for_alignment): Adjust caller, use widened
6707 variant of the iteration cound.
6708 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6710 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6713 * config/arm/neon-testgen.m (emit_automatics): New parameter
6714 features. Adjust for Fixed_return_reg feature.
6715 (test_intrinsic): Call emit_automatics with new feature.
6716 * config/arm/neon.ml: Update copyright years.
6717 (features): New Fixed_return_reg feature.
6718 (ops): Update feature for Vget_low.
6720 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6722 PR tree-optimization/42719
6723 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6727 * fwprop.c (all_uses_available_at): Return false if def_set dest
6728 is a REG that is used in def_insn.
6730 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6732 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6734 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6737 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6739 * target.h (struct gcc_target) <secondary_reload>: Change type
6740 of last argument to secondary_reload_info *.
6742 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6745 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6746 memory references with unaligned offsets. Remove CQImode handling.
6747 (unaligned_memory_operand): Return 1 for memory references with
6748 unaligned offsets. Remove CQImode handling.
6750 2010-01-18 Richard Guenther <rguenther@suse.de>
6753 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6756 2010-01-18 Richard Guenther <rguenther@suse.de>
6758 PR tree-optimization/42781
6759 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6760 restrict processing only if the original variable was artificial.
6762 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6764 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6765 find number of popped argument bytes.
6767 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6768 Fix the text that describes the return value for invalid insns.
6770 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6772 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6773 Clarify what 'cost of the -dependence' is. Fix quoting.
6775 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6776 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6778 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6780 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6781 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6783 2010-01-17 Richard Guenther <rguenther@suse.de>
6786 * function.c (split_complex_args): Take a VEC to modify.
6787 (assign_parms_augmented_arg_list): Build a VEC instead of
6788 a chain of PARM_DECLs.
6789 (assign_parms_unsplit_complex): Take a VEC of arguments.
6790 Do not fixup unmodified parms.
6791 (assign_parms): Deal with the VEC.
6792 (gimplify_parameters): Likewise.
6794 2010-01-17 Richard Guenther <rguenther@suse.de>
6796 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6797 node existence check.
6798 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6799 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6800 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6801 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6802 (gimple_execute_on_growing_pred): Likewise.
6804 2010-01-17 Richard Guenther <rguenther@suse.de>
6806 PR tree-optimization/42773
6807 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6808 (compute_antic_aux): Likewise.
6809 (compute_partial_antic_aux): Likewise.
6811 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6814 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6817 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6819 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6822 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6823 Fix markup for strict argument.
6825 (TARGET_SCHED_REORDER2): Fix argument types.
6827 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6828 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6830 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6831 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6833 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6836 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6837 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6838 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6839 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6840 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6842 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6844 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6846 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6847 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6849 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6851 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6854 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6856 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6857 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6859 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6861 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6863 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6864 referring to it. Fix language.
6866 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6868 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6870 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6872 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6874 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6875 '@var{stream}. Remove stray 'and'.
6877 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6879 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6881 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6883 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6884 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6886 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6887 Fix description of return value.
6888 Rename argument "sz" to "len."
6890 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6891 Clarify meaning of 'true' return value.
6893 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6895 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6896 rep_mode versus mode_rep.
6898 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6900 (TARGET_BUILTIN_DECL): Fix name.
6902 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6904 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6906 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6908 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6910 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6912 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6915 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6916 Rename argument tm_fn to md_fn.
6918 (TARGET_OPTION_PRINT): Fix argument list.
6920 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6923 * config/i386/i386.c (ix86_fixup_binary_operands):
6924 Revert FMA4 fixup of operands.
6926 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6929 * Makefile.in (write_entries_to_file, install-plugin):
6930 Use \012 instead of \n with tr.
6932 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6934 * configure.ac (HAVE_AS_REF): New C macro.
6935 * configure: Regenerate.
6936 * config.in: Likewise.
6937 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6939 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6942 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6944 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6946 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6948 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6950 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6952 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6954 (TARGET_BINDS_LOCAL_P): Fix argument type.
6956 (TARGET_ASM_FILE_END): Use prototype.
6958 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6960 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6962 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6964 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6966 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6967 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6969 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6970 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6972 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6973 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6974 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6975 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6977 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6979 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6981 (TARGET_INIT_BUILTINS): Use prototype.
6983 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6984 Put 'const char *' in braces. Fix parameter types.
6985 (TARGET_INVALID_CONVERSION): Fix parameter types.
6986 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6987 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6989 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6992 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6994 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6996 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6998 * doc/tm.texi (TARGET_HELP): Fix return type.
7000 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7001 in braces. Fix argument types.
7003 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7005 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7007 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7009 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7010 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7012 (TARGET_MANGLE_TYPE): Fix argument types.
7014 (TARGET_IRA_COVER_CLASSES): Use prototype.
7016 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7018 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7020 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7022 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7024 (TARGET_CALLEE_COPIES): Fix argument types.
7026 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7028 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7030 (TARGET_FUNCTION_VALUE): Fix argument types.
7032 (TARGET_RETURN_IN_MSB): Fix argument type.
7034 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7036 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7038 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7040 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7041 agree with return type.
7043 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7045 2010-01-15 Jing Yu <jingyu@google.com>
7047 PR rtl-optimization/42691
7048 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7049 a pseudo to a constant and are merged, and adjust comments.
7051 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7053 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7055 2010-01-15 Richard Guenther <rguenther@suse.de>
7058 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7059 labels of computed or non-local gotos to the destination.
7060 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7061 landing pad label is the first label.
7063 2010-01-15 Richard Guenther <rguenther@suse.de>
7065 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7067 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7070 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7071 to allow generation of the xssqrtdp instruction on power7.
7072 (sqrtdf2_fpr): Ditto.
7074 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7077 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7078 functions with noreturn attribute.
7081 * varasm.c (declare_weak): Add weak attribute to decl if it
7082 doesn't have one already.
7083 (assemble_external): Only add decls to weak_decls if they also
7084 have weak attribute.
7086 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7088 * var-tracking.c (var_reg_delete): Don't delete the association
7089 between REGs and values or one-part variables if the register
7092 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7095 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7096 because its first operand is a non-localized variable.
7098 2010-01-14 Martin Jambor <mjambor@suse.cz>
7100 PR tree-optimization/42706
7101 * tree-sra.c (encountered_recursive_call): New variable.
7102 (encountered_unchangable_recursive_call): Likewise.
7103 (sra_initialize): Initialize both new variables.
7104 (callsite_has_enough_arguments_p): New function.
7105 (scan_function): Call decl and flags check only for IPA-SRA, check
7106 whether there is a recursive call and whether it has enough arguments.
7107 (all_callers_have_enough_arguments_p): New function.
7108 (convert_callers): Look for recursive calls only when
7109 encountered_recursive_call is set.
7110 (ipa_early_sra): Bail out either if
7111 !all_callers_have_enough_arguments_p or
7112 encountered_unchangable_recursive_call.
7114 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7116 * sel-sched.c: Add 2010 to copyright years.
7117 * sel-sched-ir.c: Likewise.
7118 * sel-sched-ir.h: Likewise.
7120 2010-01-14 Martin Jambor <mjambor@suse.cz>
7122 PR tree-optimization/42714
7123 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7124 constructors specially.
7126 2010-01-14 Andi Kleen <ak@linux.intel.com>
7128 * config/i386/drivers-i386.c (detect_caches_intel):
7129 Add l2sizekb parameter and fill in.
7130 (host_detect_local_cpu): Add l2sizekb, fill in.
7131 Add Atom small cache heuristic.
7133 2010-01-14 Andi Kleen <ak@linux.intel.com>
7135 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7136 Add level3 parameter and fill in.
7137 (detect_caches_intel): Handle level3 cache.
7139 2010-01-14 Andi Kleen <ak@linux.intel.com>
7141 * config/i386/drivers-i386.c (host_detect_local_cpu):
7142 Fix core duo detection.
7144 2010-01-14 Andi Kleen <ak@linux.intel.com>
7146 * config/i386/drivers-i386.c (host_detect_local_cpu):
7149 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7151 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7152 (rs6000_variable_issue_1): this. Use...
7153 (rs6000_variable_issue): here. Reimplement. Print debug info.
7155 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7157 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7158 sel_restore_notes. Update all callers. Call reemit_notes
7161 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7163 PR rtl-optimization/42246
7164 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7167 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7169 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7170 all successors is the same as number of successors in current region.
7172 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7174 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7175 to rename is not separable. Otherwise check that its LHS is not NULL.
7177 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7179 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7181 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7183 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7184 available registers when failed to discover LHS register class.
7185 Fix indentation. Update comment.
7187 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7188 Alexander Monakov <amonakov@ispras.ru>
7190 PR rtl-optimization/42389
7191 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7193 (advance_state_on_fence): Likewise.
7194 (sel_target_adjust_priority): Print debug output only when
7195 sched_verbose >= 4, not 2.
7196 (get_expr_cost): Do not issue all unique insns on the next cycle.
7197 (fill_insns): Initialize can_issue_more from the value saved
7199 * sel-sched-ir.c (flist_add): New parameter issue_more.
7200 Init FENCE_ISSUE_MORE with it.
7201 (merge_fences): Likewise.
7202 (init_fences): Update call to flist_add.
7203 (add_to_fences, add_clean_fence_to_fences)
7204 (add_dirty_fence_to_fences): Likewise.
7205 (move_fence_to_fences): Update call to merge_fences.
7206 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7208 * sel-sched-ir.h (struct _fence): New field issue_more.
7209 (FENCE_ISSUE_MORE): New accessor macro.
7211 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7213 PR rtl-optimization/42388
7214 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7215 that have no predecessors nor successors. Do not call move_bb_info
7216 for empty blocks outside of current region.
7218 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7220 PR rtl-optimization/42294
7221 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7222 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7223 originators' originators.
7225 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7227 PR rtl-optimization/39453
7228 PR rtl-optimization/42246
7229 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7231 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7233 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7234 Alexander Monakov <amonakov@ispras.ru>
7237 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7238 (maybe_tidy_empty_bb): ... here. Make static. Add new
7239 argument. Update all callers.
7240 (tidy_control_flow): ... and here. Recompute topological order
7241 of basic blocks in region if necessary.
7242 (sel_redirect_edge_and_branch): Change return type. Return true
7243 if topological order might have been invalidated.
7244 (purge_empty_blocks): Export and move from...
7245 * sel-sched.c (purge_empty_blocks): ... here.
7246 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7247 (maybe_tidy_empty_bb): Delete prototype.
7248 (purge_empty_blocks): Declare.
7250 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7252 PR rtl-optimization/42249
7253 * sel-sched.c (try_replace_dest_reg): When chosen register
7254 and original register is the same, do not bail out early, but
7255 still check all original insns for validity of replacing destination
7256 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7259 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7262 Port from no-undefined-overflow branch:
7263 2009-03-09 Richard Guenther <rguenther@suse.de>
7265 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7267 2010-01-14 Richard Guenther <rguenther@suse.de>
7270 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7272 2010-01-14 Ira Rosen <irar@il.ibm.com>
7274 PR tree-optimization/42709
7275 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7276 as scalar type in creation of constant vector operand.
7278 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7281 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7282 (check-parallel-%): Match `testsuite' directory component only
7285 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7287 PR translation/39521
7288 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7291 2010-01-13 Richard Guenther <rguenther@suse.de>
7293 PR tree-optimization/42730
7294 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7297 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7300 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7301 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7304 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7306 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7307 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7308 ___umulsi3_highpart.
7310 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7311 rather than schedule_insns if the pass is enabled.
7313 2010-01-13 Martin Jambor <mjambor@suse.cz>
7315 PR tree-optimization/42704
7316 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7319 2010-01-13 Martin Jambor <mjambor@suse.cz>
7321 PR tree-optimization/42703
7322 * tree-sra.c (analyze_access_subtree): Check that we can build a
7323 reference to the original data within the aggregate.
7325 2010-01-13 Richard Guenther <rguenther@suse.de>
7327 PR tree-optimization/42705
7328 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7330 2010-01-13 Richard Guenther <rguenther@suse.de>
7333 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7335 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7338 * var-tracking.c (values_to_unmark): New variable.
7339 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7340 values_to_unmark vector. Moved body to...
7341 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7342 instead queue it into values_to_unmark vector.
7343 (vt_find_locations): Free values_to_unmark vector.
7345 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7347 * config/s390/s390.c (override_options): Set
7348 default of max-pending-list-length to 256
7350 2010-01-13 Richard Guenther <rguenther@suse.de>
7353 * tree-pass.h (PROP_gimple_lcx): New.
7354 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7355 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7356 before the final cleanup_eh.
7357 (dump_properties): Dump PROP_gimple_lcx.
7358 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7359 (tree_lower_complex_O0): Remove.
7360 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7361 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7362 tree_lower_complex, schedule TODO_update_ssa.
7363 * lto-streamer-out.c (output_function): Stream the functions
7365 * lto-streamer-in.c (input_function): Likewise.
7366 (lto_read_body): Do not override them here.
7368 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7371 * c-typeck.c (build_c_cast): Fold value cast to union type before
7372 wrapping it in a CONSTRUCTOR.
7374 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7376 PR rtl-optimization/42699
7377 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7380 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7382 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7383 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7384 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7385 SUBTARGET_WARN_UNUSED_SPEC): ... here
7386 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7388 2010-01-12 Julian Brown <julian@codesourcery.com>
7390 * config/arm/neon-schedgen.ml (Utils): Don't try to
7391 open missing module.
7392 (find_with_result): New.
7394 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7397 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7398 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7400 PR tree-optimization/42645
7401 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7402 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7403 decl_map, set processing_debug_stmt to -1 and return name without
7406 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7408 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7409 binutils version, and reword target configuration description.
7411 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7413 * config/avr/avr.h (LINKER_NAME): Remove.
7415 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7418 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7419 that support VSX, warn for -mno-altivec if vsx is not disabled,
7422 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7423 Shujing Zhao <pearly.zhao@oracle.com>
7425 PR translation/42469
7426 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7427 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7428 character between option name and help text.
7429 * c.opt (imultilib): Likewise.
7431 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7433 * lto-streamer-out.c (output_unreferenced_globals): Output static
7436 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7438 PR rtl-optimization/42621
7439 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7440 optimizing for size.
7441 (duplicate_computed_gotos): Remove now-redundant check.
7443 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7446 * configure.ac: Save and restore LDFLAGS and LIBS
7447 * configure: Regenerate.
7449 2010-01-10 Richard Guenther <rguenther@suse.de>
7452 * builtins.c (fold_builtin_strlen): Add type argument and
7453 convert the resulting length to it.
7454 (fold_builtin_1): Adjust.
7456 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7458 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7459 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7461 (num_insns_constant_wide): Adjust for that change.
7463 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7466 * web.c (union_defs): Add used argument, to combine uses of
7468 (entry_register): Adjust type and tests of used argument.
7469 (web_main): Widen used for new use. Pass it to union_defs.
7470 * df.h (union_defs): Adjust prototype.
7472 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7475 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7476 uses in new incoming argument. Free body.
7477 (reset_debug_uses_in_loop): New.
7478 (analyze_insn_to_expand_var): Call the latter if the former found
7479 anything. Fix whitespace. Reject invalid dest overlaps before
7480 going through all insns in the loop.
7482 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7485 * haifa-sched.c (dying_use_p): Debug insns don't count.
7487 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7490 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7491 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7492 (verify_gimple_call): Reject LHS in noreturn calls.
7494 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7498 * tree-vect-loop-manip.c (adjust_info): New type.
7499 (adjust_vec): New pointer to vector.
7500 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7501 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7502 (slpeel_update_phis_for_duplicate_loop): Use them.
7503 (slpeel_update_phi_nodes_for_guard1): Likewise.
7504 (slpeel_update_phi_nodes_for_guard2): Likewise.
7505 (slpeel_tree_peel_loop_to_edge): Likewise.
7506 (vect_update_ivs_after_vectorizer): Likewise.
7508 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7510 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7511 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7513 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7515 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7516 bogus uninitialized warning.
7518 2010-01-09 Richard Guenther <rguenther@suse.de>
7521 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7522 the evolution is compatible with the initial condition.
7524 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7526 * gcc.c (process_command): Update copyright notice dates.
7527 * gcov.c (print_version): Likewise.
7528 * gcov-dump.c (print_version): Likewise.
7529 * mips-tfile.c (main): Likewise.
7530 * mips-tdump.c (main): Likewise.
7532 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7535 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7537 (rotlhi3_8): Delete.
7539 (rotlsi3_8): Delete.
7540 (rotlsi3_16): Delete.
7541 (rotlsi3_24): Delete.
7543 (*rotw<mode>3): New.
7544 (*rotb<mode>3): New.
7545 * config/avr/avr.c (avr_rotate_bytes): New function.
7546 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7548 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7551 * configure.ac: Modify -rdynamic check.
7552 * configure: Regenerate.
7554 2010-01-08 DJ Delorie <dj@redhat.com>
7556 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7557 register popping order.
7559 2010-01-08 Richard Guenther <rguenther@suse.de>
7562 * c.opt (fsigned-char): Also let LTO handle this option.
7563 (funsigned-char): Likewise.
7565 2010-01-07 Richard Guenther <rguenther@suse.de>
7567 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7568 (gimple_op): Likewise.
7569 (gimple_op_ptr): Likewise.
7570 (gimple_assign_set_lhs): Remove gcc_assert.
7571 (gimple_assign_set_rhs1): Likewise.
7572 (gimple_assign_set_rhs2): Likewise.
7573 (gimple_call_set_lhs): Likewise.
7574 (gimple_call_set_fn): Likewise.
7575 (gimple_call_set_fndecl): Likewise.
7576 (gimple_call_fndecl): Likewise.
7577 (gimple_call_return_type): Likewise.
7578 (gimple_call_set_chain): Likewise.
7579 (gimple_call_num_args): Likewise.
7580 (gimple_call_set_arg): Likewise.
7581 (gimple_cond_set_code): Likewise.
7582 (gimple_cond_set_lhs): Likewise.
7583 (gimple_cond_set_rhs): Likewise.
7584 (gimple_cond_set_true_label): Likewise.
7585 (gimple_cond_set_false_label): Likewise.
7586 (gimple_label_set_label): Likewise.
7587 (gimple_goto_set_dest): Likewise.
7588 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7589 (gimple_debug_bind_get_value): Likewise.
7590 (gimple_debug_bind_get_value_ptr): Likewise.
7591 (gimple_debug_bind_set_var): Likewise.
7592 (gimple_debug_bind_set_value): Likewise.
7593 (gimple_debug_bind_reset_value): Likewise.
7594 (gimple_debug_bind_has_value_p): Likewise.
7595 (gimple_return_retval_ptr): Remove gcc_assert.
7596 (gimple_return_retval): Likewise.
7597 (gimple_return_set_retval): Likewise.
7598 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7599 (safe_referenced_var_iterator): Remove.
7600 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7601 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7602 (fill_referenced_var_vec): Remove.
7603 (first_readonly_imm_use): Remove redundant gcc_assert.
7604 (phi_arg_index_from_use): Combine gcc_asserts.
7605 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7606 (first_imm_use_stmt): Remove redundant gcc_assert.
7607 * tree-cfg.c (verify_gimple_call): Verify function and chain
7608 operands. Verify arguments.
7609 (verify_types_in_gimple_stmt): Verify condition code and labels.
7611 2010-01-07 Richard Guenther <rguenther@suse.de>
7613 PR tree-optimization/42641
7614 * sese.c (rename_map_elt_info): Use the SSA name version, do
7617 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7619 PR tree-optimization/42625
7620 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7621 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7623 2010-01-07 Duncan Sands <baldrick@free.fr>
7625 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7627 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7630 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7631 note itself is not function_invariant_p.
7633 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7635 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7636 Do not add the DF_NOTE problem.
7637 * store-motion.c (execute_rtl_store_motion): Likewise.
7639 2010-01-07 Martin Jambor <mjambor@suse.cz>
7641 PR tree-optimization/42157
7642 * tree-sra.c (compare_access_positions): Stabilize sort if both
7643 accesses have integer types, return zero immediately if they are the
7646 2010-01-06 Richard Henderson <rth@redhat.com>
7649 * haifa-sched.c (add_to_note_list): Merge into ...
7650 (concat_note_lists): ... here, and ...
7651 (unlink_other_notes, rm_other_notes): Merge into...
7652 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7653 NOTE_INSN_EPILOGUE_BEG.
7655 2010-01-06 Richard Guenther <rguenther@suse.de>
7657 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7658 not inline regular functions into always-inline functions.
7660 2010-01-06 Nick Clifton <nickc@redhat.com>
7662 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7663 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7665 (OVERRIDE_OPTIONS): Delete.
7666 (OPTIMIZATION_OPTIONS): Define.
7667 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7668 * config/rx/rx.c (rx_handle_option): Issue an error message if
7669 -mcpu=rx200 and -fpu are used together.
7670 (rx_set_optimization_options): New function. Issue an error
7671 message if an optimization attribute attempts to reset the FPU/
7672 math optimization pairing.
7673 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7674 * config/rx/rx.opt: Set the default to 32-bit doubles.
7675 * config/rx/t-rx: Add multilibs for -nofpu option.
7676 * doc/invoke.texi: Update documentation of RX options.
7678 2010-01-06 Richard Guenther <rguenther@suse.de>
7680 * tree-ssa-pre.c (name_to_id): New global.
7681 (alloc_expression_id): Simplify SSA name handling.
7682 (lookup_expression_id): Likewise.
7683 (init_pre): Zero name_to_id.
7684 (fini_pre): Free it.
7686 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7688 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7690 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7693 * config/i386/sse.md (smaxv2di3): New.
7694 (umaxv2di3): Likewise.
7695 (sminv2di3): Likewise.
7696 (uminv2di3): Likewise.
7698 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7701 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7702 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7703 (legitimize_tls_address): Likewise.
7704 (sparc_tls_referenced_p): Likewise.
7705 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7706 and adjust calls to legitimize_pic_address.
7707 (legitimate_constant_p) Use sparc_tls_referenced_p.
7708 (legitimate_pic_operand_p): Likewise.
7709 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7710 (sparc_tls_symbol_ref_1): Delete.
7711 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7712 (legitimize_tls_address): Make static, handle CONST patterns.
7713 (legitimize_pic_address): Make static, remove unused parameter and
7714 adjust recursive calls.
7715 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7716 and adjust call to legitimize_pic_address.
7717 (sparc_output_mi_thunk): Likewise.
7719 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7720 H.J. Lu <hongjiu.lu@intel.com>
7723 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7724 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7725 operands to make them signed.
7728 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7731 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7732 GTU to GT for V4SI and V2DI.
7734 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7735 (umin<mode>3): Removed.
7737 (uminv4si3): Likewise.
7739 2010-01-05 Martin Jambor <mjambor@suse.cz>
7741 PR tree-optimization/42462
7742 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7743 current_function_decl to helper functions and macros.
7745 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7748 * flags.h: Don't include real.h.
7749 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7750 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7751 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7752 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7753 * dominance.c: Update copyright.
7754 * gimple.c (walk_gimple_op): Remove inline.
7755 * tree-ssa-reassoc.c: Include real.h.
7756 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7757 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7759 2010-01-05 Nick Clifton <nickc@redhat.com>
7761 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7762 register to push into the stack frame when the accumulator has to
7763 be saved during interrupts.
7765 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7767 * doc/invoke.texi: Remove the documentation about option
7769 * common.opt (Wunreachable-code): Preserved for backward
7771 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7772 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7773 the backward compatibility flag section.
7775 2010-01-05 Richard Guenther <rguenther@suse.de>
7777 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7779 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7782 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7784 PR tree-optimization/42508
7785 * tree-sra.c (convert_callers): Check for recursive call
7786 by comparing cgraph nodes instead of decls.
7787 (modify_function): Call ipa_modify_formal_parameters also
7788 on all same_body aliases.
7790 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7791 cgraph nodes when checking for same_body aliases.
7793 2010-01-05 Richard Guenther <rguenther@suse.de>
7795 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7796 allocation and lookup.
7797 (get_or_alloc_expr_for_constant): Likewise.
7798 (phi_translate): Sink allocation.
7800 2010-01-04 Richard Guenther <rguenther@suse.de>
7802 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7803 a new entry only if needed.
7804 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7805 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7807 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7809 (phi_translate): Handle CONSTANTs early.
7811 2010-01-04 Martin Jambor <mjambor@suse.cz>
7813 PR tree-optimization/42398
7814 * tree-sra.c (struct access): Removed flag grp_different_types.
7815 (dump_access): Do not dump the removed flag.
7816 (sort_and_splice_var_accesses): Do not set the removed flag.
7817 (sra_modify_expr): Check for type compatibility directly.
7819 2010-01-04 Martin Jambor <mjambor@suse.cz>
7821 PR tree-optimization/42366
7822 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7823 edges with variable number of parameters.
7824 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7825 flag instead of asserting it.
7826 (ipa_read_node_info): Read uses_analysis_done flag.
7828 2010-01-04 Richard Guenther <rguenther@suse.de>
7830 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7831 iterative_hash_* as intended.
7832 (vn_reference_compute_hash): Likewise. Simplify hashing
7834 (vn_reference_lookup_2): Likewise.
7835 (vn_nary_op_compute_hash): Likewise.
7836 (vn_phi_compute_hash): Likewise.
7837 (expressions_equal_p): Remove strange code.
7838 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7839 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7840 (bitmap_insert_into_set_1): Take value-id as parameter.
7841 (add_to_value): Pass it.
7842 (bitmap_insert_into_set): Likewise.
7843 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7845 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7848 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7849 (do_self_spec): For switches with SWITCH_IGNORE set set also
7850 SWITCH_IGNORE_PERMANENTLY.
7851 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7854 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7856 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7857 tree of an unreferenced global var.
7859 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7862 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7863 GTU to GT for V4SI and V2DI.
7865 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7866 (umin<mode>3): Removed.
7868 (uminv4si3): Likewise.
7870 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7873 * collect2.c (main): Turn on trace in collect2 if -v is passed
7876 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7878 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7879 description of expression operand.
7881 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7883 * configure.ac: Add install-html to target_list for Make-hooks.
7884 * configure: Regenerate.
7885 * fortran/Make-lang.in (F95_HTMLFILES): New.
7886 (fortran.html): Use it.
7887 (fortran.install-html): New.
7888 * Makefile.in (install-html): Add lang.install-html.
7889 * java/Make-lang.in (JAVA_HTMLFILES): New.
7890 (java.html): Use it.
7891 (java.install-html): New.
7892 * objc/Make-lang.in (objc.install-html): New.
7893 * objcp/Make-lang.in (obj-c++.install-html): New.
7894 * cp/Make-lang.in (c++.install-html): New.
7895 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7896 * lto/Make-lang.in (lto.install-html): New.
7898 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7901 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7903 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7905 PR rtl-optimization/41862
7906 * store-motion.c (store_killed_in_insn, compute_store_table,
7907 remove_reachable_equiv_notes, replace_store_insn,
7908 build_store_vectors): Ignore all DEBUG_INSNs.
7910 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7913 * common.opt: Add dumpdir.
7915 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7917 (option_map): Add --dumpdir.
7919 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7921 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7923 * opts.c (decode_options): Try dump_dir_name first if
7924 dump_base_name isn't an absolute path.
7925 (common_handle_option): Handle OPT_dumpdir.
7927 * toplev.c (dump_dir_name): New.
7928 (print_switch_values): Also ignore -dumpdir.
7930 * toplev.h (dump_dir_name): New.
7932 2010-01-03 Richard Guenther <rguenther@suse.de>
7934 PR tree-optimization/42589
7935 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7936 double-word expansion of bswap32.
7938 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7940 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7941 with BLOCK_FOR_INSN.
7942 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7943 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7944 noce_process_if_block): Likewise.
7945 * gcse.c (compute_local_properties, insert_expr_in_table,
7946 insert_set_in_table, canon_list_insert, find_avail_set,
7947 pre_insert_copy_insn): Likewise.
7949 * basic-block.h (BLOCK_NUM): Move from here...
7950 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7952 2010-01-03 Richard Guenther <rguenther@suse.de>
7954 PR tree-optimization/42438
7955 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7956 contains_may_not_return_call flag.
7957 (BB_MAY_NOTRETURN): New.
7958 (valid_in_sets): Trapping nary operations are not valid
7959 in blocks that may not return.
7960 (insert_into_preds_of_block): Remove check for trapping expressions.
7961 (compute_avail): Compute also BB_MAY_NOTRETURN.
7963 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7965 * doc/invoke.texi: Add 2010 to copyright years.
7967 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7969 * config/sparc/sparc.c: Fix formatting nits.
7971 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7972 Alexander Monakov <amonakov@ispras.ru>
7974 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7976 2010-01-02 Richard Guenther <rguenther@suse.de>
7979 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7980 (simplify_switch_using_ranges): Mark to be removed edges
7983 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7985 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7987 * collect2.c (scan_libraries): Add missing argument in call to
7990 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7993 * config/alpha/predicates.md (aligned_memory_operand): Return false
7995 (unaligned_memory_operand): Return true for CQImode.
7996 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7997 doesn not cross aligned SImode word boundary.
7999 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8001 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8003 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8004 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8006 2010-01-02 Richard Guenther <rguenther@suse.de>
8009 * toplev.c (compile_file): Emit LTO marker properly. Change
8011 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8013 2010-01-01 Richard Guenther <rguenther@suse.de>
8016 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8018 2010-01-01 Richard Guenther <rguenther@suse.de>
8021 * c-decl.c (grokdeclarator): For zero-size arrays force
8022 structural equality checks as layout_type does.
8024 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8026 * builtins.c: Update copyright to 2010.
8028 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8031 * lto-streamer-out.c (produce_asm): Revert the last change.
8032 (copy_function): Likewise.
8034 * lto-streamer.c (lto_get_section_name): Skip any leading
8037 2010-01-01 Richard Guenther <rguenther@suse.de>
8040 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8044 Copyright (C) 2010 Free Software Foundation, Inc.
8046 Copying and distribution of this file, with or without modification,
8047 are permitted in any medium without royalty provided the copyright
8048 notice and this notice are preserved.