1 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/i386.c (get_some_local_dynamic_name): Replace
5 INSN_P with NONDEBUG_INSN_P.
6 (distance_non_agu_define): Likewise.
7 (distance_agu_use): Likewise.
9 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
11 From Dominique d'Humieres <dominiq@lps.ens.fr>
13 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
16 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
18 * plugin.h (invoke_plugin_callbacks): New inline function.
19 * plugin.c (flag_plugin_added): New global flag.
20 (add_new_plugin): Initialize above flag.
21 (invoke_plugin_callbacks): Rename to ...
22 (invoke_plugin_callbacks_full): ... this.
24 2010-04-28 Jan Hubicka <jh@suse.cz>
26 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
27 (lto_varpool_replace_node): New.
28 (lto_symtab_resolve_symbols): Resolve varpool nodes.
29 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
30 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
31 * cgraph.h (varpool_node_ptr): New type.
32 (varpool_node_ptr): New vector.
33 (varpool_node_set_def): New structure.
34 (varpool_node_set): New type.
35 (varpool_node_set): New vector.
36 (varpool_node_set_element_def): New structure.
37 (varpool_node_set_element, const_varpool_node_set_element): New types.
38 (varpool_node_set_iterator): New type.
39 (varpool_node): Add prev pointers, add used_from_other_partition,
41 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
42 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
43 varpool_get_node, varpool_remove_node): Declare.
44 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
45 varpool_node_set_size): New inlines.
46 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
47 * tree-pass.h (varpool_node_set_def): Forward declare.
48 (ipa_opt_pass_d): Summary writting takes vnode sets too.
49 (ipa_write_optimization_summaries): Update prototype.
50 * ipa-cp.c (ipcp_write_summary): Update.
51 * ipa-reference.c (ipa_reference_write_summary): Update.
52 * lto-cgraph.c (lto_output_varpool_node): New static function.
53 (output_varpool): New function.
54 (input_varpool_node): New static function.
55 (input_varpool_1): New function.
56 (input_cgraph): Input varpool.
57 * ipa-pure-const.c (pure_const_write_summary): Update.
58 * lto-streamer-out.c (lto_output): Update, output varpool too.
59 (write_global_stream): Kill WPA hack.
60 (produce_asm_for_decls): Update.
61 (output_alias_pair_p): Handle variables.
62 (output_unreferenced_globals): Output only needed partition of varpool.
63 * ipa-inline.c (inline_write_summary): Update.
64 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
65 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
66 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
67 varpool_node_set_new, varpool_node_set_add,
68 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
69 debug_varpool_node_set): New functions.
70 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
71 (execute_one_pass): Process new decls too.
72 (ipa_write_summaries_2): Pass around vsets.
73 (ipa_write_summaries_1): Likewise.
74 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
76 (ipa_write_optimization_summaries_1): Pass around vsets.
77 (ipa_write_optimization_summaries): Likewise.
78 * varpool.c (varpool_get_node): New.
79 (varpool_node): Update doubly linked lists.
80 (varpool_remove_node): New.
81 (dump_varpool_node): More dumping.
82 (varpool_enqueue_needed_node): Update doubly linked lists.
83 (decide_is_variable_needed): Kill ltrans hack.
84 (varpool_finalize_decl): Kill lto hack.
85 (varpool_assemble_decl): Skip decls in other partitions.
86 (varpool_assemble_pending_decls): Update doubly linkes lists.
87 (varpool_empty_needed_queue): Likewise.
88 (varpool_extra_name_alias): Likewise.
89 * lto-streamer.c (lto_get_section_name): Add vars section.
90 * lto-streamer.h (lto_section_type): Update.
91 (output_varpool, input_varpool): Declare.
93 2010-04-28 Mike Stump <mikestump@comcast.net>
95 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
97 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
99 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
100 record or union type with RECORD_OR_UNION_TYPE_P predicate.
101 (lto_input_ts_type_tree_pointers): Likewise.
102 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
103 (lto_output_ts_type_tree_pointers): Likewise.
105 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
107 Uniquization of constants at the Tree level
108 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
109 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
111 (tree_output_constant_def): Declare.
112 * gimplify.c (gimplify_init_constructor): When using block copy, first
113 uniquize the constant constructor on the RHS.
114 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
115 DECL_IN_CONSTANT_POOL flag.
116 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
117 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
119 (assemble_variable): Deal with symbols belonging to the tree constant
121 (get_constant_section): Add ALIGN parameter and simplify.
122 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
123 (assemble_constant_contents): Use the expression of the VAR_DECL.
124 (output_constant_def_contents): Use the alignment of the VAR_DECL.
125 (tree_output_constant_def): New global function.
126 (mark_constant): Use the expression of the VAR_DECL.
127 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
129 (output_object_block): Likewise and assemble the expression.
131 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
133 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
134 hash_tree, eq_tree): New tree hash table.
135 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
136 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
137 lto_orig_address_remove): Reimplement.
139 2010-04-28 Xinliang David Li <davidxl@google.com>
142 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
143 (compute_uninit_opnds_pos): New function.
144 (is_non_loop_exit_postdominating): New function.
145 (compute_control_dep_chain): New function.
146 (find_pdom): New function.
147 (convert_control_dep_chain_into_preds): New function.
148 (find_predicates): New function.
149 (find_control_equiv_block): New function.
150 (collect_phi_def_edges): New function.
151 (find_def_preds): New function.
152 (find_dom): New function.
153 (dump_predicates): New function.
154 (get_cmp_code): New function.
155 (is_value_included_in): New function.
156 (find_matching_predicate_in_rest_chains): New function.
157 (use_pred_not_overlap_with_undef_path_pred): New function.
158 (is_use_properly_guarded): New function.
159 (normalize_cond_1): New function.
160 (is_and_or_or): New function.
161 (normalize_cond): New function.
162 (is_gcond_subset_of): New function.
163 (is_subset_of_any): New function.
164 (is_or_set_subset_of): New function.
165 (is_and_set_subset_of): New function.
166 (is_norm_cond_subset_of): New function.
167 (is_pred_expr_subset_of): New function.
168 (is_pred_chain_subset_of): New function.
169 (is_included_in): New function.
170 (is_superset_of): New function.
171 (find_uninit_use): New function.
172 (warn_uninitialized_phi): New function.
173 (compute_possibly_undefined_names): New function.
174 (ssa_undefined_value_p): New function.
175 (execute_late_warn_uninitialized): New function.
176 * tree-ssa.c (ssa_undefined_value_p): Removed.
177 (warn_uninit): Changed to extern.
178 (warn_uninitialized_phi): Removed.
179 (warn_uninitialized_vars): Changed to extern.
180 (execute_late_warn_uninitialized): Removed
181 * tree-flow.h: Add new prototypes.
182 * timevar.def: Add new time variable.
183 * Makefile.in: Add new build file.
185 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
187 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
190 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
193 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
195 2010-04-28 Martin Jambor <mjambor@suse.cz>
197 * cgraph.h (struct cgraph_node): New field indirect_calls.
198 (struct cgraph_indirect_call_info): New type.
199 (struct cgraph_edge): Removed field indirect_call. New fields
200 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
201 (cgraph_create_indirect_edge): Declare.
202 (cgraph_make_edge_direct): Likewise.
203 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
204 * ipa-prop.h (struct ipa_param_call_note): Removed.
205 (struct ipa_node_params): Removed field param_calls.
206 (ipa_create_all_structures_for_iinln): Declare.
207 * cgraph.c: Described indirect edges and uids in initial comment.
208 (cgraph_add_edge_to_call_site_hash): New function.
209 (cgraph_edge): Search also among the indirect edges, use
210 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
211 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
212 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
214 (initialize_inline_failed): Assign a reason to indirect edges.
215 (cgraph_create_edge_1): New function.
216 (cgraph_create_edge): Moved some functionality to
217 cgraph_create_edge_1.
218 (cgraph_create_indirect_edge): New function.
219 (cgraph_edge_remove_callee): Add an assert checking for
221 (cgraph_edge_remove_caller): Special-case indirect edges.
222 (cgraph_remove_edge): Likewise.
223 (cgraph_set_edge_callee): New function.
224 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
225 (cgraph_make_edge_direct): New function.
226 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
227 the declaration of the call statement matches.
228 (cgraph_node_remove_callees): Special-case indirect edges.
229 (cgraph_clone_edge): Likewise.
230 (cgraph_clone_node): Clone also the indirect edges.
231 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
232 indirect_call, dump count of indirect_calls edges.
233 * ipa-prop.c (iinlining_processed_edges): New variable.
234 (ipa_note_param_call): Create indirect edges instead of
235 creating notes. New parameter node.
236 (ipa_analyze_call_uses): New parameter node, pass it on to
238 (ipa_analyze_stmt_uses): Likewise.
239 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
240 (print_edge_addition_message): Work on edges rather than on notes.
241 (update_call_notes_after_inlining): Likewise, renamed to
242 update_indirect_edges_after_inlining.
243 (ipa_create_all_structures_for_iinln): New function.
244 (ipa_free_node_params_substructures): Do not free notes.
245 (ipa_edge_duplication_hook): Propagate bits within
246 iinlining_processed_edges bitmap.
247 (ipa_node_duplication_hook): Do not duplicate notes.
248 (free_all_ipa_structures_after_ipa_cp): Renamed to
249 ipa_free_all_structures_after_ipa_cp.
250 (free_all_ipa_structures_after_iinln): Renamed to
251 ipa_free_all_structures_after_iinln.g
252 (ipa_write_param_call_note): Removed.
253 (ipa_read_param_call_note): Removed.
254 (ipa_write_indirect_edge_info): New function.
255 (ipa_read_indirect_edge_info): Likewise.
256 (ipa_write_node_info): Do not stream notes, do stream information
258 (ipa_read_node_info): Likewise.
259 (lto_ipa_fixup_call_notes): Removed.
260 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
261 * ipa-inline.c (pass_ipa_inline): Likewise.
262 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
263 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
264 * tree-inline.c (copy_bb): Removed an unnecessary double check for
266 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
268 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
269 (output_cgraph): Stream also indirect edges.
270 (lto_output_edge): Added capability to stream indirect edges.
271 (input_edge): Likewise.
272 (input_cgraph_1): Likewise.
273 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
276 2010-04-28 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/43879
279 PR tree-optimization/43909
280 * tree-ssa-structalias.c (struct variable_info): Add
281 only_restrict_pointers flag.
282 (new_var_info): Initialize it. Increment stats.total_vars here.
283 (create_function_info_for): Do not increment stats.total_vars
285 (get_function_part_constraint): Fix build with C++.
286 (insert_into_field_list): Remove.
287 (push_fields_onto_fieldstack): Properly merge fields.
288 (create_variable_info_for): Split and simplify.
289 (create_variable_info_for_1): New piece.
290 (intra_create_variable_infos): Properly make restrict constraints
293 2010-04-28 Richard Guenther <rguenther@suse.de>
296 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
299 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
300 Jan Hubicka <hubicka@ucw.cz>
302 * doc/invoke.texi (-Wsuggest-attribute=const,
303 -Wsuggest-attribute=pure): Document.
304 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
305 (function_always_visible_to_compiler_p,
306 suggest_attribute, warn_function_pure, warn_function_const):
308 (check_call): Improve debug info.
309 (analyze_function): Do not check availability.
310 (add_new_function): Check availability.
311 (propagate): Output warnings.
312 (skip_function_for_local_pure_const): New function.
313 (local_pure_const): Use it; output warnings.
314 * common.opt (Wsuggest-attribute=const,
315 Wsuggest-attribute=pure): New.
317 2010-04-27 Jakub Jelinek <jakub@redhat.com>
319 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
320 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
321 or DW_CFA_def_cfa_offset{,_sf}.
323 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
325 * tree.h: Fix truncated long macros.
327 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
329 * collect2.c (TARGET_64BIT): Redefine to target's default.
331 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
332 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
333 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
334 for underscoring __USER_LABEL_PREFIX__.
335 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
336 (SUB_LINK_ENTRY32): New.
337 (SUB_LINK_ENTRY64): New.
338 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
339 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
340 (SUB_LINK_ENTRY64): New.
341 (SUB_LINK_ENTRY): New.
342 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
343 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
344 x64 target is choosen.
345 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
346 * configure: Regenerated.
347 * configure.ac (leading-mingw64-underscores): Option added.
349 2010-04-27 Jan Hubicka <jh@suse.cz>
351 * doc/invoke.texi (-fipa-profile): Document.
352 * opts.c (decode_options): Enable ipa-profile at -O1.
353 * timevar.def (TV_IPA_PROFILE): Define.
354 * common.opt (fipa-profile): Add.
355 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
357 (cgraph_propagate_frequency): Handle only local ones.
358 * tree-pass.h (pass_ipa_profile): Declare.
359 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
360 (pass_ipa_profile): Use TV_IPA_PROFILE.
361 * ipa.c (ipa_profile): New function.
362 (gate_ipa_profile): Likewise.
363 (pass_ipa_profile): New global variable.
364 * passes.c (pass_ipa_profile): New.
366 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
368 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
370 2010-04-27 Martin Jambor <mjambor@suse.cz>
373 * ipa.c (dissolve_same_comdat_group_list): New function.
374 (function_and_variable_visibility): Call
375 dissolve_same_comdat_group_list when comdat group contains external or
377 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
378 lists are circular and that they contain only DECL_ONE_ONLY nodes.
380 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
382 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
383 (const_hash_1) <VECTOR_CST>: New case.
384 (compare_constant) <VECTOR_CST>: Likewise.
385 <ADDR_EXPR>: Deal with LABEL_REFs.
386 (copy_constant) <VECTOR_CST>: New case.
388 2010-04-27 Jan Hubicka <jh@suse.cz>
390 * cgraph.c (cgraph_propagate_frequency): New function.
391 * cgraph.h (cgraph_propagate_frequency): Declare.
392 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
393 cgraph_propagate_frequency.
395 2010-04-27 Jakub Jelinek <jakub@redhat.com>
397 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
399 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
402 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
403 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
404 here to determine which regs to push and how much stack to reserve.
406 2010-04-27 Jie Zhang <jie@codesourcery.com>
408 * doc/gimple.texi (gimple_statement_with_ops): Remove
409 addresses_taken field.
410 (gimple_statement_with_memory_ops): Likewise.
412 2010-04-27 Jan Hubicka <jh@suse.cz>
414 * tree-inline.c (eni_inlining_weights): Remove.
415 (estimate_num_insns): Special case more builtins.
417 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
420 * c-typeck.c (build_binary_op): Move forward check for comparison
421 pointer with null pointer constant and adjust the diagnostic message.
423 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
426 * configure.ac (gcc_cv_as_section_has_align): Set if installed
427 binutils supports extended .section directive needed by LTO, or
428 warn if older binutils found.
429 (LTO_BINARY_READER): New AC_SUBST'd variable.
430 (LTO_USE_LIBELF): Likewise.
431 * gcc/config.gcc (lto_binary_reader): New target-specific configure
433 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
434 (LTO_USE_LIBELF): Likewise.
435 * configure: Regenerate.
437 * collect2.c (is_elf): Rename from this ...
438 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
439 object files in addition to ELF-formatted ones.
440 (scan_prog_file): Caller updated. Also allow for LTO info marker
441 symbol to be prefixed or not by an extra underscore.
443 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
444 * config/i386/winnt.c: Also #include lto-streamer.h
445 (i386_pe_asm_named_section): Specify 1-byte section alignment for
447 (i386_pe_asm_output_aligned_decl_common): Add comment.
448 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
450 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
453 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
454 Add missing earlyclobber for second alternative.
456 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
458 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
459 bits for artificial defs at the top of the block.
460 * fwprop.c (single_def_use_enter_block): Don't call it.
462 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
465 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
466 instead of "$gcc_cv_objdump -T".
467 Use "-undefined dynamic_lookup" on darwin.
468 * gcc/configure: Regenerate.
470 2010-04-26 Jakub Jelinek <jakub@redhat.com>
473 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
475 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
477 * c-parser.c (struct c_token): Move location field up.
478 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
479 (struct c_declspecs): Convert typespec_word, storage_class, and
480 default_int_p into bitfields.
481 (struct c_declarator): Move loc field up.
483 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
485 * cfgloop.h (struct loop): Move can_be_parallel field up.
486 * ipa-prop.h (struct ip_node_params): Move bitfields up.
487 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
489 (struct iv_cand): Convert pos field into a bitfield.
490 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
492 (struct _stmt_vec_info): Shuffle fields for better packing.
494 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
496 * varasm.c (IN_NAMED_SECTION): Remove guard.
497 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
498 (IN_NAMED_SECTION_P): ...this.
499 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
500 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
502 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
504 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
505 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
506 of shadowing it. Fix comments.
508 2010-04-26 Jan Hubicka <jh@suse.cz>
510 * cgraph.c (cgraph_create_node): Set node frequency to normal.
511 (cgraph_clone_node): Copy function frequency.
512 * cgraph.h (node_frequency): New enum
513 (struct cgraph_node): Add.
514 * final.c (rest_of_clean_state): Update.
515 * lto-cgraph.c (lto_output_node): Output node frequency.
516 (input_overwrite_node): Input node frequency.
517 * tre-ssa-loop-ivopts (computation_cost): Update.
518 * lto-streamer-out.c (output_function): Do not output function
520 * predict.c (maybe_hot_frequency_p): Update and handle functions
522 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
524 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
525 (compute_function_frequency): Set noreturn functions to be executed
527 (choose_function_section): Update.
528 * lto-streamer-in.c (input_function): Do not input function frequency.
529 * function.c (allocate_struct_function): Do not initialize function
531 * function.h (function_frequency): Remove.
532 (struct function): Remove function frequency.
533 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
534 (try_update): Update.
535 * tree-inline.c (initialize_cfun): Do not update function frequency.
536 * passes.c (pass_init_dump_file): Update.
537 * i386.c (ix86_compute_frame_layout): Update.
538 (ix86_pad_returns): Update.
540 2010-04-26 Jie Zhang <jie@codesourcery.com>
542 PR tree-optimization/43833
543 * tree-vrp.c (range_int_cst_p): New.
544 (range_int_cst_singleton_p): New.
545 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
546 when both operands are constants. Use range_int_cst_p in
549 2010-04-26 Jan Hubicka <jh@suse.cz>
551 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
553 2010-04-26 Richard Guenther <rguenther@suse.de>
556 * gimple.c (gimple_decl_printable_name): Deal gracefully
557 with a NULL DECL_NAME.
559 2010-04-26 Richard Guenther <rguenther@suse.de>
562 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
563 if emitting debug information and it is either a function
566 2010-04-26 Ira Rosen <irar@il.ibm.com>
568 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
569 determine if the statement is vectorizable, and a macro to access it.
570 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
571 Skip statements that can't be vectorized. If the analysis fails,
572 mark the statement as unvectorizable if vectorizing basic block.
573 (vect_compute_data_refs_alignment): Likewise.
574 (vect_verify_datarefs_alignment): Skip statements marked as
575 unvectorizable. Add print.
576 (vect_analyze_group_access): Skip statements that can't be
577 vectorized. If the analysis fails, mark the statement as
578 unvectorizable if vectorizing basic block.
579 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
580 * tree-vect-stmts.c (vectorizable_store): Fix the number of
581 generated stmts for SLP.
582 (new_stmt_vec_info): Initialize the new field.
583 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
584 statements marked as unvectorizable.
586 2010-04-25 Joseph Myers <joseph@codesourcery.com>
588 * c-common.c (flag_isoc1x): New.
589 (flag_isoc99): Update comment.
590 * c-common.h (flag_isoc1x): New.
591 (flag_isoc99): Update comment.
592 * c-cppbuiltin.c (builtin_define_float_constants): Also define
593 __<type>_DECIMAL_DIG__.
594 * c-opts.c (set_std_c1x): New.
595 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
596 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
597 * c.opt (-std=c1x, -std=gnu1x): New options.
598 * doc/cpp.texi: Mention -std=c1x.
599 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
600 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
601 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
602 * doc/standards.texi: Mention C1X.
603 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
604 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
605 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
608 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
610 * config/i386/gmon-sol2.c (_mcleanup): Change format string
611 placeholder from 0x%x to %#x.
612 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
613 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
614 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
615 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
616 * config/i386/i386.c (ix86_target_string): Ditto.
617 (output_pic_addr_const): Ditto.
618 (print_operand): Ditto.
620 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
622 * combine.c (find_split_point): Add third argument. Use it
623 to find nested multiply-accumulate instructions. Adjust calls.
624 (try_combine): Adjust call to find_split_point.
626 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
628 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
630 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
632 PR tree-optimization/41442
633 * fold-const.c (merge_truthop_with_opposite_arm): New function.
634 (fold_binary_loc): Call it.
636 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
638 * toplev.c (general_init): Set default for fdiagnostics-show-option.
639 * opts.c (common_handle_option): Allow disabling it.
640 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
642 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
644 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
645 between modes if both types are integral.
647 2010-04-23 Richard Guenther <rguenther@suse.de>
649 PR tree-optimization/43572
650 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
652 2010-04-23 Richard Guenther <rguenther@suse.de>
655 * tree-inline.c (tree_can_inline_p): Also check compatibility
658 2010-04-23 Martin Jambor <mjambor@suse.cz>
660 PR tree-optimization/43846
661 * tree-sra.c (struct access): New flag grp_assignment_read.
662 (build_accesses_from_assign): Set grp_assignment_read.
663 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
664 (enum mark_read_status): New type.
665 (analyze_access_subtree): Propagate grp_assignment_read, create
666 accesses also if both direct_read and root->grp_assignment_read.
668 2010-04-23 Martin Jambor <mjambor@suse.cz>
671 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
672 function does not have type attributes.
674 2010-04-23 Richard Guenther <rguenther@suse.de>
677 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
680 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
682 * sese.h (create_if_region_on_edge): Remove.
684 * sese.c (create_if_region_on_edge): Make static.
686 * tree-inline.c: Do not include ggc.h.
688 * expr.c: Do not include ggc.h.
690 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
693 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
696 * config/sh/sh.c (find_barrier): Don't emit a constant pool
697 in the middle of insns for casesi_worker_2.
699 2010-04-22 David Edelsohn <edelsohn@gnu.org>
701 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
703 2010-04-22 Ira Rosen <irar@il.ibm.com>
705 PR tree-optimization/43842
706 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
707 loop unrolling in update of exit phis. Fix comment.
708 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
709 least two reduction statements in the loop before starting SLP
712 2010-04-22 Nick Clifton <nickc@redhat.com>
714 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
716 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
718 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
721 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
723 * tree-parloops.c (loop_parallel_p): New argument
724 parloop_obstack. Pass it down.
725 (parallelize_loops): New variable parloop_obstack. Initialize it,
726 pass it down, free it.
728 * tree-loop-linear.c (linear_transform_loops): Pass down
731 * tree-data-ref.h (lambda_compute_access_matrices): New argument
732 of type struct obstack *.
734 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
735 scratch_obstack. Initialize it, pass down, free it.
737 * lambda.h (lambda_loop_new): Remove.
738 (lambda_matrix_new, lambda_matrix_inverse)
739 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
740 argument of type struct obstack *.
742 * lambda-trans.c (lambda_trans_matrix_new): New argument
743 lambda_obstack. Pass it down, use obstack allocation for ret.
744 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
747 * lambda-mat.c (lambda_matrix_get_column)
748 (lambda_matrix_project_to_null): Remove.
749 (lambda_matrix_new): New argument lambda_obstack. Use obstack
751 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
754 * lambda-code.c (lambda_loop_new): New function.
755 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
756 (lambda_compute_auxillary_space, lambda_compute_target_space)
757 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
758 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
759 (build_access_matrix): New argument lambda_obstack. Use obstack
761 (lambda_compute_step_signs, lambda_compute_access_matrices): New
762 argument lambda_obstack. Pass it down.
764 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
766 * optabs.h (expand_widening_mult): Declare.
768 2010-04-22 Richard Guenther <rguenther@suse.de>
770 PR tree-optimization/43845
771 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
772 lookup the CALL_EXPR function and arguments.
774 2010-04-22 Nick Clifton <nickc@redhat.com>
776 * config/stormy16/stormy16.c
777 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
778 * config/stormy16/stormy16.h: Tidy up formatting.
779 (DONT_USE_BUILTIN_SETJMP): Remove definition.
780 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
781 (ineqbranchsi): Delete pattern.
782 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
783 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
784 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
785 stormy16-lib2-ucmpsi2.c.
787 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
789 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
790 df_simulate_find_noclobber_defs as appropriate. Keep track of an
791 extra set merge_set_noclobber, and use it to relax the final test
793 * df.h (df_simulate_find_noclobber_defs): Declare.
794 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
796 (df_simulate_find_noclobber_defs): New function.
798 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md: Use {} around multi-line preparation statements.
802 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
804 * c-tree.h (push_init_level, pop_init_level, set_init_index)
805 (process_init_element): New argument of type struct obstack *.
807 * c-typeck.c (push_init_level, pop_init_level, set_designator)
808 (set_init_index, set_init_label, set_nonincremental_init)
809 (set_nonincremental_init_from_string, find_init_member)
810 (output_init_element, output_pending_init_elements)
811 (process_init_element): New argument braced_init_obstack. Pass it
813 (push_range_stack, add_pending_init): New argument
814 braced_init_obstack. Use obstack allocation.
816 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
817 braced_init_obstack. Pass it down.
818 (c_parser_braced_init): New variables ret, braced_init_obstack.
819 Initialize obstack, pass it down and finally free it.
821 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
824 * tree-pass.h (pass_optimize_widening_mul): Declare.
825 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
826 gate_optimize_widening_mul): New static functions.
827 (pass_optimize_widening_mul): New.
828 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
829 <case MULT_EXPR>: Remove support for widening multiplies.
830 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
831 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
832 simplify_gen_unary rather than directly building extensions.
833 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
835 * expmed.c (expand_widening_mult): New function.
836 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
838 2010-04-21 Jan Hubicka <jh@suse.cz>
840 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
841 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
842 * lto-wpa-fixup.c: Remove.
843 * Makefile.in (lto-wpa-fixup.o): Remove.
844 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
845 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
846 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
848 2010-04-21 Jan Hubicka <jh@suse.cz>
850 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
851 add write_optimization_summary, read_optimization_summary.
852 (ipa_write_summaries_of_cgraph_node_set): Remove.
853 (ipa_write_optimization_summaries): Declare.
854 (ipa_read_optimization_summaries): Declare.
855 * ipa-cp.c (pass_ipa_cp): Update.
856 * ipa-reference.c (pass_ipa_reference): Update.
857 * ipa-pure-const.c (pass_ipa_pure_const): Update.
858 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
860 * ipa-inline.c (pass_ipa_inline): Update.
861 * ipa.c (pass_ipa_whole_program): Update.
862 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
863 * passes.c (ipa_write_summaries_1): Do not test wpa.
864 (ipa_write_optimization_summaries_1): New.
865 (ipa_write_optimization_summaries): New.
866 (ipa_read_summaries): Do not test ltrans.
867 (ipa_read_optimization_summaries_1): New.
868 (ipa_read_optimization_summaries): New.
870 2010-04-21 Jan Hubicka <jh@suse.cz>
872 * lto-cgraph.c (lto_output_node): Do not output comdat groups
874 (output_cgraph): Do not arrange comdat groups for boundary nodes.
876 2010-04-21 Jakub Jelinek <jakub@redhat.com>
879 * dwarf2out.c (add_name_and_src_coords_attributes): Add
880 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
882 2010-04-21 Jan Hubicka <jh@suse.cz>
884 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
886 2010-04-21 Jan Hubicka <jh@suse.cz>
888 * varpool.c (decide_is_variable_needed): Variable is always needed
891 2010-04-21 Jan Hubicka <jh@suse.cz>
893 * opts.c (decode_options): Enable pure-const pass for whopr.
895 2010-04-21 Jan Hubicka <jh@suse.cz>
897 * cgraph.c (dump_cgraph_node): Dump also assembler name.
898 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
900 (cgraph_decide_inlining): Do not expect callee to be removed in all
903 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
905 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
907 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/i386.md (x86_shrd): Add athlon_decode and
910 amdfam10_decode attributes.
912 2010-04-21 Jakub Jelinek <jakub@redhat.com>
915 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
916 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
917 (lower_copyprivate_clauses): Use private var in outer
918 context instead of original var. Make sure the types
919 are correct for VLAs.
921 2010-04-21 Richard Guenther <rguenther@suse.de>
923 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
924 to non-pointer objects.
926 2010-04-21 Jakub Jelinek <jakub@redhat.com>
928 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
929 last chain entry if it starts with the still current label.
930 (add_location_or_const_value_attribute): Check that
931 loc_list->first->next is NULL instead of comparing ->first with ->last.
932 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
933 to add_var_loc_to_decl.
935 * dwarf2out.c (output_call_frame_info): For dw_cie_version
936 >= 4 add also address size and segment size fields into CIE header.
938 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
939 long as address size is the same as sizeof (void *) and
941 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
942 address size or segment size is unexpected, return DW_EH_PE_omit.
943 (classify_object_over_fdes): If get_cie_encoding returned
944 DW_EH_PE_omit, return -1.
945 (init_object): If classify_object_over_fdes returned -1,
946 pretend there were no FDEs at all.
948 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.md (bswap<mode>2): Macroize expander from
951 bswap{si,di}2 using SWI48 mode iterator.
952 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
953 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
954 set modrm attribute of bswap insn to 0 and remove length attribute.
955 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
956 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
957 set mode attribute to <MODE> and remove length attribute.
959 2010-04-20 James E. Wilson <wilson@codesourcery.com>
961 PR rtl-optimization/43520
962 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
963 zero available registers.
965 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
967 * builtins.c (fold_builtin_cproj): Fold more cases.
969 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
971 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
972 (fold_builtin_1): Fold builtin cproj.
973 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
974 Use ATTR_CONST_NOTHROW_LIST.
976 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
979 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
980 ffsi2_no_cmove for !TARGET_CMOVE.
981 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
982 (ffssi2): Remove expander.
983 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
985 (ctz<mode>2): Ditto from ctz{si,di}2.
986 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
988 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
991 2010-04-20 Jakub Jelinek <jakub@redhat.com>
993 * dwarf2out.c (AT_linkage_name): Define.
994 (clone_as_declaration): Handle DW_AT_linkage_name.
995 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
996 of DW_AT_MIPS_linkage_name.
997 (move_linkage_attr): Likewise.
998 (dwarf2out_finish): Likewise.
1000 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1003 * fold-const.c (fold_comparison): New folding rule.
1005 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1007 * double-int.h (double_int_setbit): Declare.
1008 * double-int.c (double_int_setbit): New function.
1009 * rtl.h (immed_double_int_const): Declare.
1010 * emit-rtl.c (immed_double_int_const): New function.
1011 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1012 and immed_double_int_const functions.
1013 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1014 expand_copysign_bit): (Ditto.).
1015 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1016 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1017 * dojump.c (prefer_and_bit_test): (Ditto.).
1018 * expr.c (convert_modes, reduce_to_bit_field_precision,
1019 const_vector_from_tree): (Ditto.).
1020 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1022 2010-04-20 Jan Hubicka <jh@suse.cz>
1024 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1025 (dump_cgraph_node): Dump new flags.
1026 * cgraph.h (struct cgraph_node): Add flags
1027 reachable_from_other_partition and in_other_partition.
1028 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1029 other partition can not be removed.
1030 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1031 the other partition must be output; silence sanity checking on
1032 leaking functions bodies from other paritition.
1033 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1034 (lto_output_node): Output new flags; do not sanity check that inline
1035 clones are output; drop lto_forced_extern_inline_p code; do not mock
1036 visibility flags at partition boundaries.
1037 (add_node_to): New function.
1038 (output_cgraph): Use it to sort functions so masters appear before
1040 (input_overwrite_node): Input new flags.
1041 * passes.c (ipa_write_summaries): Do not call
1042 lto_new_extern_inline_states.
1043 * lto-section-out.c (forced_extern_inline,
1044 lto_new_extern_inline_states lto_delete_extern_inline_states,
1045 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1046 * lto-streamer.h (lto_new_extern_inline_states,
1047 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1048 lto_forced_extern_inline_p): Kill.
1050 2010-04-20 Richard Guenther <rguenther@suse.de>
1052 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1053 from vars that can have pointers.
1054 (process_constraint): Dump useless constraints.
1056 2010-04-20 Richard Guenther <rguenther@suse.de>
1058 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1059 (dump_sa_points_to_info): Remove asserts.
1060 (init_base_vars): nothing_id isn't an escape point nor does it
1063 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1065 * tree.h (TYPE_REF_IS_RVALUE): Define.
1066 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1067 should_move_die_to_comdat, prune_unused_types_walk): Handle
1068 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1069 (modified_type_die, gen_reference_type_die): Emit
1070 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1071 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1073 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1076 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1077 calls for -fpic -m31 if they have been sibcall optimized.
1079 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1081 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1082 ar.lc fixed and call-used.
1084 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1086 2010-04-19 Jan Hubicka <jh@suse.cz>
1088 * opts.c (decode_options): Disable whpr incompatible passes.
1089 * lto/lto.c (lto_1_to_1_map): Skip clones.
1090 (read_cgraph_and_symbols): Do not mark everything as needed.
1091 (do_whole_program_analysis): Do map only after optimizing;
1092 set proper cgraph_state; use passmanager.
1094 2010-04-19 DJ Delorie <dj@redhat.com>
1096 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1097 POINTER_PLUS_EXPR and fix them.
1099 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1101 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1102 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1103 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1104 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1105 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1106 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1107 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1108 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1109 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1110 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1111 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1113 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1115 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1116 (check_cond_move_block): Likewise.
1117 (cond_move_process_if_block): Likewise.
1118 (noce_find_if_block): Improve formatting.
1119 (find_if_header): Pass 0 to memset and tweak conditions.
1120 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1122 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1124 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1128 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1129 with non-local decl doesn't need chain.
1131 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1133 * ira-color.c (allocno_reload_assign): Avoid accumulating
1134 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1136 2010-04-19 Martin Jambor <mjambor@suse.cz>
1138 * gimple.h (create_tmp_reg): Declare.
1139 * gimplify.c (create_tmp_reg): New function.
1140 (gimplify_return_expr): Use create_tmp_reg.
1141 (gimplify_omp_atomic): Likewise.
1142 (gimple_regimplify_operands): Likewise.
1143 * tree-dfa.c (make_rename_temp): Likewise.
1144 * tree-predcom.c (predcom_tmp_var): Likewise.
1145 (reassociate_to_the_same_stmt): Likewise.
1146 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1147 (get_replaced_param_substitute): Likewise.
1148 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1149 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1150 * tree-ssa-pre.c (get_representative_for): Likewise.
1151 (create_expression_by_pieces): Likewise.
1152 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1153 (create_tailcall_accumulator): Likewise.
1155 2010-04-19 Martin Jambor <mjambor@suse.cz>
1157 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1159 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1161 2010-04-19 Richard Guenther <rguenther@suse.de>
1163 PR tree-optimization/43796
1164 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1165 from SCEV in the lattice.
1166 (vrp_visit_phi_node): Dump change.
1168 2010-04-19 Richard Guenther <rguenther@suse.de>
1170 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1171 * configure: Re-generated.
1173 2010-04-19 Richard Guenther <rguenther@suse.de>
1175 PR tree-optimization/43783
1176 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1177 constant ARRAY_REF operands two and three if possible.
1179 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1182 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1184 2010-04-19 Jie Zhang <jie@codesourcery.com>
1187 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1189 2010-04-19 Ira Rosen <irar@il.ibm.com>
1191 PR tree-optimization/37027
1192 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1193 and macro to access it.
1194 (vectorizable_reduction): Add argument.
1195 (vect_get_slp_defs): Likewise.
1196 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1197 statements for possible use in SLP.
1198 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1199 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1200 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1202 (vectorizable_reduction): Likewise.
1203 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1205 (vectorizable_type_demotion, vectorizable_type_promotion,
1206 vectorizable_store): Likewise.
1207 (vect_analyze_stmt): Update call to vectorizable_reduction.
1208 (vect_transform_stmt): Likewise.
1209 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1210 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1211 from different interleaving chains in same node.
1212 (vect_slp_rearrange_stmts): New function.
1213 (vect_supported_load_permutation_p): Allow load permutations for
1214 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1215 inside SLP nodes if necessary.
1216 (vect_analyze_slp_instance): Handle reductions.
1217 (vect_analyze_slp): Try to build SLP instances originating from groups
1219 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1220 (vect_get_constant_vectors): Create initial vectors for reductions
1221 according to reduction code. Add new argument.
1222 (vect_get_slp_defs): Add new argument, pass it to
1223 vect_get_constant_vectors.
1224 (vect_schedule_slp_instance): Remove SLP tree root statements.
1226 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1228 * tree.h (ENUM_IS_SCOPED): Define.
1229 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1230 for ENUM_IS_SCOPED enums.
1232 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1234 * fold-const.c (fold_comparison): Use ssizetype.
1235 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1236 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1237 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1238 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1240 * tree.h (initialize_sizetypes): Remove parameter.
1241 (build_common_tree_nodes): Remove second parameter.
1242 * stor-layout.c (initialize_sizetypes): Remove parameter.
1243 Always create an unsigned type.
1244 (set_sizetype): Assert that the passed type is unsigned and simplify.
1245 * tree.c (build_common_tree_nodes): Remove second parameter.
1246 Adjust call to initialize_sizetypes.
1247 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1248 build_common_tree_nodes.
1250 2010-04-18 Matthias Klose <doko@ubuntu.com>
1252 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1254 2010-04-18 Ira Rosen <irar@il.ibm.com>
1256 PR tree-optimization/43771
1257 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1258 load permutation doesn't have gaps.
1260 2010-04-18 Jan Hubicka <jh@suse.cz>
1262 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1263 (sse_prologue_save_insn expander): Use new pattern.
1264 (sse_prologue_save_insn1): New pattern and splitter.
1265 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1267 * i386.c (setup_incoming_varargs_64): Do not compute jump
1269 (ix86_gimplify_va_arg): Update alignment needed.
1270 (ix86_local_alignment): Do not align all local arrays to 128bit.
1272 2010-04-17 Jan Hubicka <jh@suse.cz>
1274 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1276 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1278 * arm.md (negdi2): Remove redundant code to force values into a
1281 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1283 * arm/bpabi.S: Add EABI alignment attributes to objects.
1284 * arm/bpabi-v6m.S: Likewise.
1285 * arm/crti.asm: Likewise.
1286 * arm/crtn.asm: Likewise.
1287 * arm/lib1funcs.asm: Likewise.
1288 * arm/libunwind.S: Likewise.
1290 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1292 * arm-protos.h (tune_params): New structure.
1293 * arm.c (current_tune): New variable.
1294 (arm_constant_limit): Delete.
1295 (struct processors): Add pointer to the tune parameters.
1296 (arm_slowmul_tune): New tuning option.
1297 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1298 (all_cores): Adjust to pick up the tuning model.
1299 (arm_constant_limit): New function.
1300 (arm_override_options): Select the appropriate tuning model. Delete
1301 initialization of arm_const_limit.
1302 (arm_split_constant): Use the new constant-limit model.
1303 (arm_rtx_costs): Pick up the current tuning model.
1304 * arm.md (is_strongarm, is_xscale): Delete.
1305 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1306 for Xscale variant architectures.
1307 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1309 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1311 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1313 (arm_rtx_costs_1): Remove unused variable extra_cost.
1314 (arm_unwind_emit_set): Use variable offset.
1315 (thumb1_output_casesi): Remove unused variable flags.
1317 2010-04-16 Jeff Law <law@redhat.com>
1319 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1320 needing assignment rather than doing a two-phase assignment. Remove
1321 unused variable 'm'.
1323 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1326 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1328 2010-04-16 Doug Kwan <dougkwan@google.com>
1330 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1331 (next_operand_entry_id): New static variable.
1332 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1333 (add_to_ops_vec): Assigned unique ID to operand entry.
1334 (struct oecount_s): New field ID.
1335 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1336 (undistribute_ops_list): Assign unique IDs to oecounts.
1337 (init_reassoc): reset next_operand_entry_id.
1339 2010-04-16 Doug Kwan <dougkwan@google.com>
1341 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1342 missing left parenthesis.
1344 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1346 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1347 *btdi_rex64 using SWI48 mode iterator.
1348 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1349 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1350 *jcc_btdi_mask_rex64.
1352 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1354 * double-int.h (tree_to_double_int): Convert to macro.
1355 * double-int.c (tree_to_double_int): Remove.
1357 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1360 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1361 with want_address 2 and in case a single element list might be
1362 possible, call it again with want_address 0.
1364 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1366 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1367 case 'W' print operands for HI mode.
1368 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1369 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1370 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1371 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1373 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1375 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1376 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1377 #xx:3 and #xx:4 mode.
1379 * config/h8300/h8300.md (inverted load with HImode dest): Add
1380 support for H8300SX.
1382 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1383 satisfy 'U' constraint.
1385 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1387 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1388 * configure: Regenerate.
1389 * config.in: Regenerate.
1390 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1393 2010-04-16 Richard Guenther <rguenther@suse.de>
1395 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1396 (struct tree_decl_common): ... here.
1397 (DECL_PT_UID): Adjust.
1398 (SET_DECL_PT_UID): Likewise.
1399 (DECL_PT_UID_SET_P): Likewise.
1401 2010-04-16 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/43572
1404 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1405 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1406 * tree-flow.h (is_call_clobbered): Remove.
1407 * tree-flow-inline.h (is_call_clobbered): Likewise.
1408 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1409 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1410 (execute_return_slot_opt): Adjust.
1411 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1412 check for call clobbered vars here.
1413 (find_tail_calls): Move tailcall verification to the
1416 2010-04-16 Diego Novillo <dnovillo@google.com>
1418 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1420 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1423 * config/arm/arm.md (cbranchqi4): New pattern.
1424 * config/arm/predicates.md (const0_operand,
1425 cbranchqi4_comparison_operator): New predicates.
1427 2010-04-16 Richard Guenther <rguenther@suse.de>
1429 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1430 (dump_gimple_stmt): Likewise.
1432 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1434 * recog.h (struct recog_data): New field is_operator.
1435 (struct insn_operand_data): New field is_operator.
1436 * recog.c (extract_insn): Set recog_data.is_operator.
1437 * genoutput.c (output_operand_data): Emit code to set the
1439 * reload.c (find_reloads): Use it rather than testing for an
1440 empty constraint string.
1443 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1444 If the previous insn is a cbranchsi4_insn with the same arguments,
1445 omit the compare instruction.
1447 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1448 register, inputs must be low registers and we need a low register
1449 scratch. Handle alternative 2 like alternative 3.
1451 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1453 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1454 don't call get_addr on both. If one expression is a VALUE and
1455 the other a REG, check VALUE's locs if the REG isn't among them.
1457 2010-04-16 Christian Bruel <christian.bruel@st.com>
1459 * config/sh/sh.h (sh_frame_pointer_required): New function.
1460 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1461 (flag_omit_frame_pointer) Set.
1462 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1463 (rounded_frame_size): Adjust size with outgoing_args_size.
1464 (sh_set_return_address): Must return from stack pointer.
1465 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1466 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1467 (ACCUMULATE_OUTGOING_ARGS): Define.
1468 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1469 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1471 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1474 * config/sh/sh.c (sh_legitimize_reload_address): Use
1475 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1476 Remove a unneeded check for offset_base.
1478 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1480 * configure: Regenerated.
1482 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1484 * config/s390/s390.c (s390_call_save_register_used): Switch back
1485 to HARD_REGNO_NREGS.
1487 2010-04-15 Richard Guenther <rguenther@suse.de>
1489 * alias.c (alias_set_subset_of): Handle alias-set zero
1492 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1493 Julian Brown <julian@codesourcery.com>
1495 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1496 alternatives according to use of high and low regs.
1497 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1498 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1499 optimizing for size on Thumb-2.
1501 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1503 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1505 2010-04-15 Richard Guenther <rguenther@suse.de>
1507 * tree-ssa-structalias.c (struct variable_info): Add
1509 (new_var_info): Initialize it.
1510 (dump_constraints): Support printing last added constraints.
1511 (debug_constraints): Adjust.
1512 (dump_constraint_graph): Likewise.
1513 (make_heapvar_for): Check for NULL cfun.
1514 (get_function_part_constraint): New function.
1515 (get_fi_for_callee): Likewise.
1516 (find_func_aliases): Properly implement IPA PTA constraints.
1517 (process_ipa_clobber): New function.
1518 (find_func_clobbers): Likewise.
1519 (insert_into_field_list_sorted): Remove.
1520 (create_function_info_for): Properly allocate vars for IPA mode.
1521 Do not use insert_into_field_list_sorted.
1522 (create_variable_info_for): Properly generate constraints for
1523 global vars in IPA mode.
1524 (dump_solution_for_var): Always dump the solution.
1525 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1526 (find_what_var_points_to): Adjust.
1527 (pt_solution_set): Change.
1528 (pt_solution_ior_into): New function.
1529 (pt_solution_empty_p): Export.
1530 (pt_solution_includes_global): Adjust.
1531 (pt_solution_includes_1): Likewise.
1532 (pt_solutions_intersect_1): Likewise.
1533 (dump_sa_points_to_info): Check some invariants.
1534 (solve_constraints): Move constraint dumping ...
1535 (compute_points_to_sets): ... here.
1536 (ipa_pta_execute): ... and here.
1537 (compute_may_aliases): Do not re-compute points-to info
1538 locally if IPA info is available.
1539 (ipa_escaped_pt): New global var.
1540 (ipa_pta_execute): Properly implement IPA PTA.
1541 * tree-into-ssa.c (dump_decl_set): Support dumping
1542 decls not in referenced-vars.
1543 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1544 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1545 (dump_points_to_solution): Likewise.
1546 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1547 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1548 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1549 (copy_decl_to_var): Copy DECL_PT_UID.
1550 (copy_result_decl_to_var): Likewise.
1551 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1552 (copy_node_stat): Copy it.
1553 * tree.h (DECL_PT_UID): New macro.
1554 (SET_DECL_PT_UID): Likewise.
1555 (DECL_PT_UID_SET_P): Likewise.
1556 (struct tree_decl_minimal): Add pt_uid member.
1557 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1558 (pt_solution_empty_p): Declare.
1559 (pt_solution_set): Adjust.
1560 (ipa_escaped_pt): Declare.
1561 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1562 * gimple-pretty-print.c (pp_points_to_solution): New function.
1563 (dump_gimple_call): Dump call clobber/use information.
1564 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1565 * tree-pass.h (TDF_ALIAS): New dump option.
1566 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1567 * doc/invoke.texi (-fipa-pta): Update documentation.
1569 2010-04-15 Richard Guenther <rguenther@suse.de>
1571 * Makefile.in (OBJS-common): Add gimple-fold.o.
1572 (gimple-fold.o): New rule.
1573 * tree.h (maybe_fold_offset_to_reference,
1574 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1576 * gimple.h: ... here.
1577 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1578 may_propagate_address_into_dereference): Move prototypes ...
1579 * gimple.h: ... here.
1580 * tree-ssa-ccp.c (get_symbol_constant_value,
1581 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1582 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1583 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1584 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1585 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1586 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1587 gimplify_and_update_call_from_tree): Move ...
1588 * gimple-fold.c: ... here. New file.
1589 (ccp_fold_builtin): Rename to ...
1590 (gimple_fold_builtin): ... this.
1591 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1593 2010-04-15 Richard Guenther <rguenther@suse.de>
1595 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1596 fit_double_type, force_fit_type_double, add_double_with_sign,
1597 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1598 lrotate_double, rrotate_double, div_and_round_double): Move ...
1599 * double-int.c: ... here.
1600 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1601 add_double, neg_double, mul_double_with_sign, mul_double,
1602 lshift_double, rshift_double, lrotate_double, rrotate_double,
1603 div_and_round_double): Move prototypes ...
1604 * double-int.h: ... here.
1606 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1609 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1610 matching constraints to ensure inputs match the output.
1612 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1615 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1616 in an input-only operand.
1618 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1620 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1621 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1622 (double_int_negative_p): Convert to static inline function.
1623 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1624 (double_int_negative_p): Remove.
1625 * tree.h (lshift_double, rshift_double):
1626 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1627 * fold-const.c (fold_convert_const_int_from_real,
1628 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1629 (lshift_double): Change type of arith argument to bool.
1630 (rshift_double): Change type of arith argument to bool. Correct
1632 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1634 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1637 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1638 at the start and end of the then/else blocks, and omit them from the
1640 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1641 argument; all callers changed. Pass zero to old_insns_match_p instead.
1642 (flow_find_head_matching_sequence): New function.
1643 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1644 * basic-block.h (flow_find_cross_jump,
1645 flow_find_head_matching_sequence): Declare functions.
1647 2010-04-14 Jason Merrill <jason@redhat.com>
1650 * c-common.c (attribute_takes_identifier_p): New fn.
1651 * c-common.h: Declare it.
1653 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1657 (*udivmod<mode>4): Ditto.
1659 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1661 * config/i386/i386.md (maxmin_int): Rename code attribute from
1662 maxminiprefix and update all users.
1663 (maxmin_float): Ditto from maxminfprefix.
1664 (logic): Ditto from logicprefix.
1665 (absneg_mnemonic): Ditto from absnegprefix.
1666 * config/i386/mmx.md: Update all users of maxminiprefix,
1667 maxminfprefix and logicprefix for rename.
1668 * config/i386/sse.md: Ditto.
1669 * config/i386/sync.md (sync_<code><mode>): Update for
1672 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1675 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1676 warnings converted to errors.
1678 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1680 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1681 used insn_type variable.
1682 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1683 to avoid set-but-not-used warning.
1685 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1687 * df-core.c (df_ref_debug): Change format string placeholder
1689 * dwarf2asm.c (dw2_asm_output_data_raw,
1690 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1691 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1692 * dwarf2out.c (output_cfi, output_cfi_directive,
1693 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1694 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1696 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1697 * print-rtl.c (print_rtx): Ditto.
1699 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1702 * builtins.c (expand_builtin_pow_root): New function to expand pow
1703 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1704 series of sqrt and cbrt calls under -ffast-math.
1705 (expand_builtin_pow): Call it.
1707 2010-04-14 Michael Matz <matz@suse.de>
1709 PR tree-optimization/42963
1710 * tree-cfg.c (touched_switch_bbs): New static variable.
1711 (group_case_labels_stmt): New function broken out from ...
1712 (group_case_labels): ... here, use the above.
1713 (start_recording_case_labels): Allocate touched_switch_bbs.
1714 (end_recording_case_labels): Deallocate it, call
1715 group_case_labels_stmt.
1716 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1718 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1720 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1723 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1727 2010-04-13 Jan Hubicka <jh@suse.cz>
1729 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1730 of optimized out static functions.
1731 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1732 cost computation. Also sanity check for overflows.
1733 (update_caller_keys): Update cgraph_edge_badness call; properly
1734 update fibheap and sanity check that it is up to date.
1735 (add_new_edges_to_heap): Update cgraph_edge_badness.
1736 (cgraph_decide_inlining_of_small_function): Likewise;
1737 add sanity checking that badness in heap is up to date;
1738 improve dumping of reason; Update badness of calls to the
1739 offline copy of function currently inlined; dump badness
1740 of functions not inlined because of unit growth limits.
1742 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1745 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1746 because of sign-extension change when converting to sizetype here...
1747 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1749 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1750 the folding to constants. Remove redundant final conversion.
1751 (fold_binary) <associate>: Do not associate if the re-association of
1752 constants alone overflows.
1753 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1754 to the end of the list.
1755 (multiple_of_p) <COND_EXPR>: New case.
1757 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1759 * opt-functions.awk (opt_sanitized_name): New.
1761 * optc-gen.awk: Use it
1762 * opth-gen.awk: Use it.
1764 2010-04-13 Martin Jambor <mjambor@suse.cz>
1766 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1767 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1768 children. Call replace_uses_with_default_def_ssa_name to handle
1771 2010-04-13 Michael Matz <matz@suse.de>
1774 * builtins.c (expand_builtin_interclass_mathfn): Also create
1775 a register if the predicate doesn't match.
1777 2010-04-13 Diego Novillo <dnovillo@google.com>
1779 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1780 * c-pch.c: Include timevar.h.
1781 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1782 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1783 * ggc-common.c: Include timevar.h.
1784 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1785 * timevar.def (TV_PCH_SAVE): Define.
1786 (TV_PCH_CPP_SAVE): Define.
1787 (TV_PCH_PTR_REALLOC): Define.
1788 (TV_PCH_PTR_SORT): Define.
1789 (TV_PCH_RESTORE): Define.
1790 (TV_PCH_CPP_RESTORE): Define.
1792 2010-04-13 Michael Matz <matz@suse.de>
1794 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1796 (can_reassociate_p): New function.
1797 (break_up_subtract_bb, reassociate_bb): Use it.
1799 2010-04-13 Richard Guenther <rguenther@suse.de>
1802 * builtins.c (c_readstr): Fix assert.
1804 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1807 when generating cltd insn.
1809 (*ashl<mode>3_1): Remove special handling for register operand 2.
1810 (*ashlsi3_1_zext): Ditto.
1811 (*ashlhi3_1): Ditto.
1812 (*ashlhi3_1_lea): Ditto.
1813 (*ashlqi3_1): Ditto.
1814 (*ashlqi3_1_lea): Ditto.
1815 (*<shiftrt_insn><mode>3_1): Ditto.
1816 (*<shiftrt_insn>si3_1_zext): Ditto.
1817 (*<shiftrt_insn>qi3_1_slp): Ditto.
1818 (*<rotate_insn><mode>3_1): Ditto.
1819 (*<rotate_insn>si3_1_zext): Ditto.
1820 (*<rotate_insn>qi3_1_slp): Ditto.
1822 2010-04-13 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-structalias.c (callused_id): Remove.
1825 (call_stmt_vars): New.
1826 (get_call_vi): Likewise.
1827 (lookup_call_use_vi): Likewise.
1828 (lookup_call_clobber_vi): Likewise.
1829 (get_call_use_vi): Likewise.
1830 (get_call_clobber_vi): Likewise.
1831 (make_transitive_closure_constraints): Likewise.
1832 (handle_const_call): Adjust to do per-call call-used handling.
1833 (handle_pure_call): Likewise.
1834 (find_what_var_points_to): Remove general callused handling.
1835 (init_base_vars): Likewise.
1836 (init_alias_vars): Initialize call_stmt_vars.
1837 (compute_points_to_sets): Process call-used and call-clobbered
1838 vars for call statements.
1839 (delete_points_to_sets): Free call_stmt_vars.
1841 2010-04-13 Richard Guenther <rguenther@suse.de>
1843 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1844 Only add RW dependence for dependence distance zero.
1845 Adjust maximal vectorization factor according to dependences.
1846 Move alignment handling ...
1847 (vect_find_same_alignment_drs): ... here. New function.
1848 (vect_analyze_data_ref_dependences): Adjust.
1849 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1850 (vect_analyze_data_refs): Adjust minimal vectorization factor
1851 according to data references.
1852 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1853 dependences before determining the vectorization factor.
1854 Analyze alignment after determining the vectorization factor.
1855 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1856 dependences before alignment.
1857 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1859 (vect_analyze_data_refs): Likewise.
1860 (MAX_VECTORIZATION_FACTOR): New define.
1862 2010-04-13 Duncan Sands <baldrick@free.fr>
1864 * except.h (lang_eh_type_covers): Remove.
1865 * except.c (lang_eh_type_covers): Likewise.
1867 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1868 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1870 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1871 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1872 UNITS_PER_LONG where it is ABI relevant.
1873 (s390_return_addr_rtx): Likewise.
1874 (s390_back_chain_rtx): Likewise.
1875 (s390_frame_area): Likewise.
1876 (s390_frame_info): Likewise.
1877 (s390_initial_elimination_offset): Likewise.
1878 (save_gprs): Likewise.
1879 (s390_emit_prologue): Likewise.
1880 (s390_emit_epilogue): Likewise.
1881 (s390_function_arg_advance): Likewise.
1882 (s390_function_arg): Likewise.
1883 (s390_va_start): Likewise.
1884 (s390_gimplify_va_arg): Likewise.
1885 (s390_function_profiler): Likewise.
1886 (s390_optimize_prologue): Likewise.
1887 (s390_rtx_costs): Likewise.
1888 (s390_secondary_reload): Likewise.
1889 (s390_promote_function_mode): Likewise.
1890 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1891 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1892 registers available.
1893 (s390_unwind_word_mode): New function.
1894 (s390_function_value): Split 64 bit values into register pair if
1895 used as return value.
1896 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1897 function call parameters. Handle parallels.
1898 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1899 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1900 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1901 (s390_expand_setmem): Remove unused variable src_addr.
1902 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1903 deal with 64 bit registers.
1904 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1905 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1906 (UNITS_PER_LONG): New macro.
1907 * libjava/include/s390-signal.h: Define extended ucontext
1908 structure containing the upper halfs of the 64 bit registers.
1910 2010-04-13 Simon Baldwin <simonb@google.com>
1912 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1914 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1916 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1917 rvalue on the RHS if the LHS is of a non-renamable type.
1918 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1920 2010-04-13 Matthias Klose <doko@ubuntu.com>
1922 * gcc.c (cc1_options): Handle -iplugindir before processing
1923 the cc1 spec. Only add -iplugindir once.
1924 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1926 * common.opt (iplugindir): Remove `Separate' property, initialize.
1927 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1929 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1930 (distclean): Remove plugin dir.
1931 * doc/invoke.texi: Document -iplugindir.
1933 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1935 * doc/plugins.texi (Loading Plugins): Document short
1936 -fplugin=foo option.
1937 (Plugin API): Mention default_plugin_dir_name function.
1939 * gcc.c (find_file_spec_function): Add new declaration.
1940 (static_spec_func): Use it for "find-file".
1941 (find_file_spec_function): Add new function.
1942 (cc1_options): Add -iplugindir option if -fplugin* options found.
1944 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1946 * plugin.c (add_new_plugin): Updated comment, and handle short
1948 (default_plugin_dir_name): Added new function.
1950 * common.opt (iplugindir): New option to set the plugin directory.
1952 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.md (any_rotate): New code iterator.
1955 (rotate_insn): New code attribute.
1957 (SWIM124): New mode iterator.
1958 (<rotate_insn>ti3): New expander.
1959 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1960 any_rotate code iterator.
1961 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1962 using any_rotate code iterator and SWIM124 mode iterator.
1963 (ix86_rotlti3): New insn_and_split pattern.
1964 (ix86_rotrti3): Ditto.
1965 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1966 ix86_rotl{di,ti}3 patterns.
1967 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1968 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1969 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1970 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1971 code iterator and SWI mode iterator.
1972 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1973 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1975 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1976 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1977 (bswap rotatert splitter): Add splitter.
1978 (bswap splitter): Macroize splitter using any_rotate code iterator.
1979 Add insn predicate to split only for TARGET_USE_XCHGB or when
1980 optimizing function for size.
1982 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1984 * config/pa/pa.c (emit_move_sequence): Remove use of
1985 deleted variable flag_argument_noalias.
1987 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1989 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1991 Add to unsupported targets list.
1992 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1993 sparc*-sun-solaris2.[567]* from target lists.
1994 * configure: Regenerate.
1995 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1997 Remove Solaris 7 patch references.
1998 (Specific, sparc-sun-solaris2.7): Removed.
1999 (sparc-sun-solaris2*): Update Solaris 7 example.
2000 (sparc64-*-solaris2*): Likewise.
2002 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2004 * config.build (alpha*-dec-osf4*): Remove.
2005 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2006 of obsolete configurations.
2007 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2009 * config/alpha/t-osf4: Renamed to ...
2010 * config/alpha/t-osf5: ... this.
2011 * config/alpha/osf.h: Renamed to ...
2012 * config/alpha/osf5.h: ... this.
2013 Merged old osf5.h contents.
2015 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2016 (EXTRA_SPECS): Removed.
2017 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2018 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2021 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2023 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2025 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2028 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2029 __thiscall convention.
2031 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2033 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2035 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2037 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2039 * function.c (assign_parms_initialize_all): Add unused attribute
2042 2010-04-12 Richard Guenther <rguenther@suse.de>
2044 * gsstruct.def (GSS_CALL): New.
2045 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2046 * gimple.h: Include tree-ssa-alias.h.
2047 (struct gimple_statement_call): New.
2048 (union gimple_statement_struct_d): Add gimple_call member.
2049 (gimple_call_reset_alias_info): Declare.
2050 (gimple_call_use_set): New function.
2051 (gimple_call_clobber_set): Likewise.
2052 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2053 * gimple.c (gimple_call_reset_alias_info): New function.
2054 (gimple_build_call_1): Call it.
2055 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2056 * tree-inline.c (remap_gimple_stmt): Likewise.
2057 (expand_call_inline): Remove callused handling.
2058 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2059 * tree-dfa.c (dump_variable): Likewise.
2060 * tree-parloops.c (parallelize_loops): Likewise.
2061 * tree-ssa.c (init_tree_ssa): Likewise.
2062 (delete_tree_ssa): Likewise.
2063 * tree-flow-inline.h (is_call_used): Remove.
2064 * tree-flow.h (struct gimple_df): Remove callused member.
2065 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2066 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2067 (ref_maybe_used_by_call_p_1): Simplify.
2068 (call_may_clobber_ref_p_1): Likewise.
2069 * tree-ssa-structalias.c (compute_points_to_sets): Set
2070 the call stmt used and clobbered sets.
2071 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2072 (find_tail_calls): Verify the tail call.
2074 2010-04-12 Richard Guenther <rguenther@suse.de>
2076 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2077 single-iteration always-inline inlining.
2078 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2079 (cgraph_decide_inlining): Do not handle always-inline specially.
2080 (try_inline): Remove always-inline cycle detection special case.
2081 Do not recurse on always-inlines.
2082 (cgraph_early_inlining): Do not iterate if not optimizing.
2083 (cgraph_gate_early_inlining): remove.
2084 (pass_early_inline): Run unconditionally.
2085 (gate_cgraph_decide_inlining): New function.
2086 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2087 not inlining or optimizing.
2088 (cgraph_decide_inlining_of_small_functions): Also consider
2089 always-inline functions.
2090 (cgraph_default_inline_p): Return true for nodes which should
2091 disregard inline limits.
2092 (estimate_function_body_sizes): Assume zero size and time for
2093 nodes which are marked as disregarding inline limits.
2094 (cgraph_decide_recursive_inlining): Do not perform recursive
2095 inlining on always-inline nodes.
2097 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2100 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2101 for exprs satisfying handled_component_p.
2103 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2105 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2106 non-constant aggregate elements.
2108 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2109 is a real initialization.
2111 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2114 * c-decl.c (start_function): Move forward check for nested function.
2116 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2118 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2119 * config/sh/sh.c: Include reload.h.
2120 (sh_legitimize_reload_address): New.
2121 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2122 sh_legitimize_reload_address.
2124 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2126 * config/sh/sh.md (*movqi_pop): New insn pattern.
2127 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2129 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2131 * config/i386/i386.md (any_shiftrt): New code iterator.
2132 (shiftrt_insn): New code attribute.
2134 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2135 using any_shiftrt code iterator.
2136 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2137 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2138 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2139 pattern from corresponding peephole2 patterns.
2140 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2141 using any_shiftrt code iterator.
2142 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2143 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2144 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2145 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2146 *{ashr,lshr}<mode>3_cmp_zext.
2147 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2149 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2151 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2153 (*lshr<mode>3_cconly): Ditto.
2155 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2158 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2159 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2160 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2162 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2163 from corresponding peephole2 patterns.
2164 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2165 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2166 and *lshrdi3_1_rex64 using SWI mode iterator.
2167 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2168 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2169 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2170 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2171 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2172 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2173 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2174 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2175 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2178 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2180 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2181 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2182 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2183 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2185 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2186 from corresponding peephole2 patterns.
2187 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2188 (ashrsi3_cvt): Rename from ashrsi3_31.
2189 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2190 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2191 and x86_64_shift_adj_3 using SWI48 mode iterator.
2192 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2193 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2194 and *ashrdi3_1_rex64 using SWI mode iterator.
2195 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2196 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2197 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2198 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2199 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2200 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2201 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2202 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2203 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2205 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2206 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2207 x86_shift<mode>_adj_3 expanders.
2209 2010-04-10 Wei Guozhi <carrot@google.com>
2212 * config/arm/arm.c (arm_pic_static_addr): New function.
2213 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2215 (arm_output_addr_const_extra): Output expression for new pattern.
2216 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2218 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2220 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2223 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2224 * web.c: Include "insn-config.h" and "recog.h".
2225 (union_match_dups): New function.
2226 (web_main): Call it.
2227 (union_defs): Don't try to recognize match_dups.
2229 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2230 if doing so would replace the entire pattern.
2232 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2236 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2237 and splitter pattern. Change splitter operand 1 predicate to
2240 2010-04-09 Martin Jambor <mjambor@suse.cz>
2242 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2243 lattices are addresses of CONST_DECLs with the same initial value.
2244 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2245 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2247 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2248 Bernd Schmidt <bernds@codesourcery.com>
2250 * loop-invariant.c (replace_uses): New static function.
2251 (move_invariant_reg): Use it to ensure we can replace the uses.
2253 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2255 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2257 (picochip_override_options): Enable section anchors only above -O1.
2258 (picochip_reorg): Fixed a couple of build warnings.
2260 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2262 * configure.ac (plugin -rdynamic test): Log result.
2263 * configure: Regenerate.
2264 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2265 (RDYNAMIC_SPEC): Define.
2266 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2268 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2270 * configure.ac: Determine Sun ld version numbers.
2271 (comdat_group): Restrict GNU ld version checks to gld.
2272 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2273 (enable_comdat): Support --enable-comdat.
2274 * configure: Regenerate.
2275 * doc/install.texi (Configuration): Document --enable-comdat.
2277 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2279 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2280 * config/sol2-gld.h: ... here.
2281 * config.gcc (sparc*-*-solaris2*): Reflect this.
2282 (i[34567]86-*-solaris2*): Use it.
2284 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2286 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2288 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2290 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2293 * diagnostic.c (diagnostic_initialize): Initialize
2294 some_warnings_are_errors.
2295 (diagnostic_finish): New.
2296 (diagnostic_action_after_output): Call it before exiting.
2297 (diagnostic_report_diagnostic): Do not print message here. Set
2298 some_warnings_are_errors.
2299 * diagnostic.h (diagnostic_context): Delete
2300 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2301 (diagnostic_finish): Declare.
2302 * toplev.c (toplev_main): Call it before exit.
2304 2010-04-09 Jason Merrill <jason@redhat.com>
2307 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2308 for incomplete type.
2311 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2312 based on a warning flag.
2314 2010-04-09 Richard Guenther <rguenther@suse.de>
2316 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2318 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2321 * varasm.c (default_assemble_visibility): Wrap vars that are
2322 set, but unused, by targets without GAS.
2323 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2324 Remove set, but unused, vars.
2325 (rs6000_legitimize_tls_address): Likewise.
2326 (altivec_expand_dst_builtin): Likewise.
2327 * config/darwin.c (machopic_classify_symbol): Likewise.
2328 (machopic_indirection_name): Likewise.
2330 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2332 * config/i386/i386.md (DWI): New mode iterator.
2333 (S): New mode attribute.
2334 (shift_operand): Ditto.
2335 (shift_immediate_operand): Ditto.
2336 (ashl_input_operand): Ditto.
2337 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2338 using SDWIM mode iterator.
2339 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2340 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2342 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2343 from corresponding peephole2 patterns.
2344 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2345 and x86_64_shift_adj_1 using SWI48 mode iterator.
2346 (x86_shift<mode>_adj_2): Ditto.
2347 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2348 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2349 using SWI48 mode iterator.
2350 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2351 *ashldi3_cmp_rex64 using SWI mode iterator.
2352 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2353 *ashldi3_cconly_rex64 using SWI mode iterator.
2354 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2355 x86_shift<mode>_adj_{1,2}.
2356 (ix86_split_ashr): Ditto.
2357 (ix86_split_lshr): Ditto.
2359 2010-04-09 Richard Guenther <rguenther@suse.de>
2361 * target.h (builtin_conversion): Pass in input and output types.
2362 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2363 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2364 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2365 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2367 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2369 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2371 2010-04-09 Richard Guenther <rguenther@suse.de>
2374 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2376 2010-04-09 Richard Guenther <rguenther@suse.de>
2378 * tree-vectorizer.h (struct _stmt_vec_info): Document
2379 that vectype is the type of the LHS.
2380 (supportable_widening_operation, supportable_narrowing_operation):
2381 Get both input and output vector types as arguments.
2382 (vect_is_simple_use_1): Declare.
2383 (get_same_sized_vectype): Likewise.
2384 * tree-vect-loop.c (vect_determine_vectorization_factor):
2385 Set STMT_VINFO_VECTYPE to the vector type of the def.
2386 (vectorizable_reduction): Adjust.
2387 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2388 Adjust. Specify the output vector type.
2389 (vect_pattern_recog_1): Adjust.
2390 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2391 (vectorizable_call): Adjust.
2392 (vectorizable_conversion): Likewise.
2393 (vectorizable_operation): Likewise.
2394 (vectorizable_type_demotion): Likewise.
2395 (vectorizable_type_promotion): Likewise.
2396 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2398 (vect_is_simple_use_1): New function.
2399 (supportable_widening_operation): Get both input and output
2401 (supportable_narrowing_operation): Likewise.
2402 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2404 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2406 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2407 __thiscall and _thiscall as predefined macros.
2408 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2409 thiscall attribute handling.
2410 (ix86_comp_type_attributes): Likewise.
2411 (ix86_function_regparm): Likewise.
2412 (ix86_return_pops_args): Likewise.
2413 (init_cumulative_args): Likewise.
2414 (find_drap_reg): Likewise.
2415 (ix86_static_chain): Likewise.
2416 (x86_this_parameter): Likewise.
2417 (x86_output_mi_thunk): Likewise.
2418 (ix86_attribute_table): Add description for thiscall attribute.
2419 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2420 * doc/extend.texi: Add documentation for thiscall.
2422 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2425 * c.opt (Wint-to-pointer-cast): Available in C++.
2426 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2428 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2430 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2431 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2432 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2433 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2434 function type instead. Reorder and simplify checks.
2436 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2438 2010-04-08 Jing Yu <jingyu@google.com>
2439 Zdenek Dvorak <ook@ucw.cz>
2441 PR tree-optimization/42720
2442 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2443 loop unswitch conditions here from ...
2444 (tree_unswitch_single_loop): ... here.
2446 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2448 * tree-if-conv.c: Fix comments and simplify logic.
2450 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2452 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2453 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2454 (main_tree_if_conversion): Update call to tree_if_conversion.
2456 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2459 * doc/invoke.texi (-b,-V): Delete.
2460 * doc/tm.texi: Do not mention -b.
2461 * gcc.c (display_help): Delete -b and -V.
2462 (process_command): Delete -b and -V.
2463 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2465 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2466 Wolfgang Gellerich <gellerich@de.ibm.com>
2468 Implement target hook for loop unrolling
2469 * target.h (loop_unroll_adjust): Add a new target hook function.
2470 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2471 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2472 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2473 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2474 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2476 (decide_unroll_stupid): Likewise.
2478 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2481 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2483 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2485 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2486 (Specific, *-*-solaris2*): Likewise.
2487 Don't prefer Sun as over GNU as.
2489 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2491 * config/s390/s390.c (override_options): Adjust the z10
2492 defaults for max-unroll-times, max-completely-peeled-insns
2493 and max-completely-peel-times.
2495 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2497 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2498 instructions for z10.
2499 (s390_expand_setmem): Likewise.
2500 (s390_expand_cmpmem): Likewise.
2502 2010-04-08 Richard Guenther <rguenther@suse.de>
2504 PR tree-optimization/43679
2505 * tree-ssa-pre.c (eliminate): Only propagate copies.
2507 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2510 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2511 set but not used variable warning.
2513 2010-04-08 Wei Guozhi <carrot@google.com>
2516 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2517 (arm_size_rtx_costs): Call the new function when optimized for size.
2519 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2522 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2523 op0 is not a MEM, just return NULL instead of assertion
2525 (discover_nonconstant_array_refs): Don't walk debug stmts.
2527 2010-04-08 Doug Kwan <dougkwan@google.com>
2529 * configure.ac: Recognize gold and do not use its version number
2530 to test ld features.
2531 * configure: Regenerate.
2533 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2536 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2537 (negate_value): Move code to push elements to broken_up_substracts ...
2538 (eliminate_plus_minus_pair): ... here. Push operands that have no
2539 negative pair to plus_negates.
2540 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2542 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2544 * doc/install.texi (Configuration): Move description of
2545 --enable-lto, --with-libelf*, --enable-gold from Java section to
2548 * doc/generic.texi (Working with declarations)
2549 (Function Properties, C and C++ Trees): Fix typos.
2550 * doc/sourcebuild.texi (Top Level): Likewise.
2552 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2555 * tree.h (DECL_READ_P): Define.
2556 (struct tree_decl_common): Add decl_read_flag.
2557 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2558 a set but not used warning.
2559 (merge_decls): Merge DECL_READ_P flag.
2560 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2561 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2562 * c-common.c (handle_used_attribute, handle_unused_attribute):
2564 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2566 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2568 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2569 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2570 c_parser_binary_expression, c_parser_cast_expression,
2571 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2572 Call default_function_array_read_conversion instead of
2573 default_function_array_conversion where needed.
2574 (c_parser_unary_expression, c_parser_conditional_expression,
2575 c_parser_postfix_expression_after_primary, c_parser_initelt):
2576 Likewise. Call mark_exp_read where needed.
2577 (c_parser_statement_after_labels, c_parser_asm_operands,
2578 c_parser_typeof_specifier, c_parser_sizeof_expression,
2579 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2581 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2583 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2584 (warn_unused_but_set_parameter): Default to warn_unused
2586 * doc/invoke.texi: Document -Wunused-but-set-variable and
2587 -Wunused-but-set-parameter.
2589 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2590 used count variable.
2591 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2592 when operandN variables aren't used in the body of the expander
2594 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2595 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2596 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2597 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2598 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2599 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2600 * tree.c (PROCESS_ARG): Likewise.
2602 2010-04-07 Simon Baldwin <simonb@google.com>
2604 * diagnostic.h (diagnostic_override_option_index): New macro to
2605 set a diagnostic's option_index.
2606 * c-tree.h (c_cpp_error): Add warning reason argument.
2607 * opts.c (_warning_as_error_callback): New.
2608 (register_warning_as_error_callback): Store callback for
2609 warnings enabled via enable_warning_as_error.
2610 (enable_warning_as_error): Call callback, minor code tidy.
2611 * opts.h (register_warning_as_error_callback): Declare.
2612 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2613 response to -Werror=.
2614 (c_common_init_options): Register warning_as_error_callback in opts.c.
2615 * common.opt: Add -Wno-cpp option.
2616 * c-common.c (struct reason_option_codes_t): Map cpp warning
2617 reason codes to gcc option indexes.
2618 * (c_option_controlling_cpp_error): New function, lookup the gcc
2619 option index for a cpp warning reason code.
2620 * (c_cpp_error): Add warning reason argument, call
2621 c_option_controlling_cpp_error for diagnostic_override_option_index.
2622 * doc/invoke.texi: Document -Wno-cpp.
2624 2010-04-07 Richard Guenther <rguenther@suse.de>
2626 * ipa-reference.c (mark_load): Use get_base_address.
2627 (mark_store): Likewise.
2629 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2630 inserting GIMPLE_NOPs into the IL.
2631 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2632 Explicitly strip handled components and indirect references.
2634 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2635 folding address expressions.
2636 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2637 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2638 operand_equal_p to compare decls.
2639 (ptr_deref_may_alias_decl_p): Likewise.
2640 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2641 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2642 Handle reversed comparison ops.
2643 * tree-sra.c (asm_visit_addr): Use get_base_address.
2644 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2645 * ipa-reference.c (mark_address): Use get_base_address.
2647 2010-04-07 Richard Guenther <rguenther@suse.de>
2649 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2650 Propagate constants everywhere.
2652 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2655 * tree.c (MAX_INT_CACHED_PREC): Define.
2656 (nonstandard_integer_type_cache): New array.
2657 (build_nonstandard_integer_type): Cache results for precision
2658 <= MAX_INT_CACHED_PREC.
2660 2010-04-07 Richard Guenther <rguenther@suse.de>
2662 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2663 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2664 * common.opt: Likewise.
2665 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2666 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2667 (nonoverlapping_memrefs_p): Likewise.
2668 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2669 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2670 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2671 OPT_fargument_noalias_global for backward compatibility.
2673 2010-04-07 Richard Guenther <rguenther@suse.de>
2675 PR tree-optimization/43270
2676 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2677 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2678 * tree-ssa-pre.c (phi_translate_1): Adjust.
2679 (fully_constant_expression): Split out vn_reference handling to ...
2680 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2681 Fold reads from constant strings.
2682 (vn_reference_lookup): Handle fully constant references.
2683 (vn_reference_lookup_pieces): Likewise.
2684 * Makefile.in (expmed.o-warn): Add -Wno-error.
2686 2010-04-07 Martin Jambor <mjambor@suse.cz>
2688 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2690 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2693 * gcc.c: Add -static-libstdc++ to list of recognized options.
2695 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2697 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2699 2010-04-07 Richard Guenther <rguenther@suse.de>
2702 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2703 bases build simple mem attributes to retain points-to information.
2705 2010-04-07 Richard Guenther <rguenther@suse.de>
2708 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2709 preserve points-to related information.
2711 2010-04-07 Richard Guenther <rguenther@suse.de>
2714 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2715 discard plain indirect references.
2716 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2717 * tree.c (tree_nop_conversion): Likewise.
2719 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2722 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2724 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2726 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2727 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2729 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2731 * tree-if-conv.c: Fix indentation and comments.
2733 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2735 * tree-if-conv.c: Sort static functions in topological order.
2737 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2739 * tree-if-conv.c: Fix indentation and comments.
2741 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2744 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2745 lang_hooks.types.type_for_size instead of
2746 build_nonstandard_integer_type.
2747 When converting an unsigned type to signed, double its precision.
2748 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2749 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2750 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2753 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2756 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2757 POINTER_PLUS_EXPR for pointer types.
2759 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2762 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2763 * graphite-clast-to-gimple.c: Include langhooks.h.
2764 (max_signed_precision_type): New.
2765 (max_precision_type): Takes two types as arguments.
2766 (precision_for_value): New.
2767 (precision_for_interval): New.
2768 (gcc_type_for_interval): New.
2769 (gcc_type_for_value): New.
2770 (gcc_type_for_clast_term): New.
2771 (gcc_type_for_clast_red): New.
2772 (gcc_type_for_clast_bin): New.
2773 (gcc_type_for_clast_expr): Split up into several functions.
2774 (gcc_type_for_clast_eq): Rewritten.
2775 (compute_bounds_for_level): New.
2776 (compute_type_for_level_1): New.
2777 (compute_type_for_level): New.
2778 (gcc_type_for_cloog_iv): Removed.
2779 (gcc_type_for_iv_of_clast_loop): Rewritten.
2780 (graphite_create_new_loop): Compute the lower and upper bound types
2781 with gcc_type_for_clast_expr.
2782 (graphite_create_new_loop_guard): Same.
2783 (find_cloog_iv_in_expr): Removed.
2784 (compute_cloog_iv_types_1): Removed.
2785 (compute_cloog_iv_types): Removed.
2786 (gloog): Do not call compute_cloog_iv_types.
2787 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2789 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2790 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2791 (GBB_CLOOG_IV_TYPES): Removed.
2793 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2795 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2796 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2797 (detect_commutative_reduction): Same.
2799 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2801 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2802 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2804 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2805 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2806 (rewrite_commutative_reductions_out_of_ssa): Same.
2807 * passes.c (execute_function_todo): Call verify_ssa for every pass
2808 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2809 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2810 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2811 with an extra argument.
2812 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2813 verify_ssa only when the extra argument is true.
2814 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2815 with an extra argument.
2816 (tree_transform_and_unroll_loop): Same.
2818 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2820 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2821 for all the passes of the LNO having LOOP_CLOSED_SSA.
2822 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2823 * tree-loop-distribution.c (pass_loop_distribution): Same.
2824 * tree-pass.h (TODO_verify_loops): Removed.
2825 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2827 (pass_tree_unswitch): Same.
2828 (pass_predcom): Same.
2829 (pass_vectorize): Same.
2830 (pass_linear_transform): Same.
2831 (pass_graphite_transforms): Same.
2832 (pass_iv_canon): Same.
2833 (pass_complete_unroll): Same.
2834 (pass_complete_unrolli): Same.
2835 (pass_parallelize_loops): Same.
2836 (pass_loop_prefetch): Same.
2837 (pass_iv_optimize): Same.
2839 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2842 * passes.c (init_optimization_passes): Move pass_lim before
2843 pass_copy_prop and pass_dce_loop.
2845 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2848 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2849 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2850 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2851 MULTI_* defines for 4 argument vpermil2p* builtins.
2853 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2856 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2857 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2858 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2859 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2860 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2861 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2862 Use x86_maybe_negate_const_int to output insn mnemonic.
2863 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2864 check from instruction predicate. Update comments.
2865 * config/i386/sync.md (sync_add<mode>): Use
2866 x86_maybe_negate_const_int to output insn mnemonic.
2868 2010-04-06 Jan Hubicka <jh@suse.cz>
2870 PR tree-optimization/42906
2871 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2872 IGNORE_SELF argument. Set visited_control_parents for fully
2874 (find_obviously_necessary_stmts): Update call of
2875 mark_control_dependent_edges_necessary.
2876 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2878 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2880 * config/i386/i386.md: Remove comment about 'e' and 'E'
2883 2010-04-06 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/43627
2886 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2887 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2890 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2892 * BASE-VER: Change to 4.6.0.
2895 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2898 2010-04-06 Richard Guenther <rguenther@suse.de>
2901 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2903 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2905 * doc/invoke.texi (Optimize Options): Document that LTO
2906 won't remove object access purely due to incompatible
2909 2010-04-04 Matthias Klose <doko@ubuntu.com>
2911 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2912 Initialize variable.
2914 2010-04-03 Richard Guenther <rguenther@suse.de>
2917 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2918 require a non-NULL MEM_OFFSET.
2920 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2922 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2923 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2924 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2925 config/alpha/predicates.md, config/arm/arm.md,
2926 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2927 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2928 config/darwin9.h, config/darwin.c, config/darwin.h,
2929 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2930 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2931 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2932 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2933 config/mips/mips.md, config/mn10300/mn10300.c,
2934 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2935 config/rs6000/aix.h, config/rs6000/dfp.md,
2936 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2937 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2938 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2939 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2940 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2941 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2942 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2943 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2944 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2945 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2946 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2947 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2948 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2949 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2950 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2951 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2952 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2953 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2954 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2955 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2956 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2957 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2958 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2959 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2960 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2961 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2962 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2963 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2964 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2965 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2966 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2967 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2968 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2969 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2970 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2971 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2973 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2976 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2977 * aclocal.m4: Regenerate.
2979 2010-04-02 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/43629
2982 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2983 if we have seen a constant value.
2985 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2987 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2989 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2992 * arm.c (legitimize_tls_address): Adjust call to
2993 gen_tls_load_dot_plus_four.
2994 (arm_note_pic_base): New function.
2995 (arm_cannot_copy_insn_p): Use it.
2996 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2999 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3004 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3006 * Makefile.in ($(out_object_file)): Depend on
3007 gt-$(basename $(notdir $(out_file))).h.
3009 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3011 * config.gcc (lm32-*-rtems*): Add t-lm32.
3013 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3015 * config.gcc: Add lm32-*-rtems*.
3016 * config/lm32/rtems.h: New file.
3018 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3021 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3023 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3025 * dwarf2out.c (output_compilation_unit_header): For
3026 -gdwarf-4 use version 4 instead of version 3.
3027 (output_line_info): For version 4 and above emit additional
3028 maximum ops per insn header field.
3029 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3031 * dwarf2out.c (is_c_family, is_java): Remove.
3032 (lower_bound_default): New function.
3033 (add_bound_info, gen_descr_array_type_die): Use it.
3035 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3038 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3039 re-declaration when it happens in a function.
3041 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3043 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3044 (cgraph_remove_function_insertion_hook): Same.
3045 (cgraph_call_function_insertion_hooks): Same.
3047 2010-04-01 Richard Guenther <rguenther@suse.de>
3050 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3051 and TREE_THIS_VOLATILE.
3052 (copy_ref_info): Likewise.
3053 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3054 * tree.c (build6_stat): Ignore side-effects of all but arg5
3055 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3058 2010-04-01 Richard Guenther <rguenther@suse.de>
3060 PR tree-optimization/43607
3061 * ipa-type-escape.c (check_call): Do not access non-existing
3064 2010-04-01 Richard Guenther <rguenther@suse.de>
3068 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3069 Jack Howarth <howarth@bromo.med.uc.edu>
3071 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3074 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3076 * doc/install.texi (Prerequisites): Document libelf usability on
3077 IRIX 5/6 and Solaris 2.
3078 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3079 Update GNU as, GNU ld requirements.
3080 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3081 Document Sun Studio compiler download.
3082 Update and simplify as, ld recommendations.
3083 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3085 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3087 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3088 with_tune_32 to pentium4.
3090 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3094 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3096 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3097 obsoletion, removal.
3099 Document GNU as requirement.
3100 Update configure requirements.
3101 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3102 Recomment IRIX 6.5.18+.
3103 Document IDF/IDL requirement.
3104 Document GNU as requirement.
3105 Document GNU ld bootstrap failure.
3106 Remove freeware.sgi.com reference.
3108 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3110 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3111 UNIX V4.0, V5.0 obsoletion, removal.
3112 Remove --with-gc=simple reference.
3113 Update VM requirements during bootstrap.
3114 Remove -oldas bootstrap description.
3115 Update binutils reference.
3116 Remove comparison failure note.
3118 2010-03-31 Richard Guenther <rguenther@suse.de>
3119 Zdenek Dvorak <ook@ucw.cz>
3120 Sebastian Pop <sebastian.pop@amd.com>
3123 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3124 with multiple arguments.
3125 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3127 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3129 * graphite-dependences.c (print_pddr): Call print_pdr with an
3131 * graphite-poly.c (debug_pdr): Add an extra argument for the
3134 (print_pbb_domain): Same.
3136 (print_scop_context): Same.
3138 (print_cloog): Same.
3139 (debug_pbb_domain): Same.
3143 (debug_scop_context): Same.
3145 (debug_cloog): Same.
3146 (print_scop_params): Same.
3147 (debug_scop_params): Same.
3148 (print_iteration_domain): Same.
3149 (print_iteration_domains): Same.
3150 (debug_iteration_domain): Same.
3151 (debug_iteration_domains): Same.
3152 (print_scattering_function): Same.
3153 (print_scattering_functions): Same.
3154 (debug_scattering_function): Same.
3155 (debug_scattering_functions): Same.
3156 * graphite-poly.h (debug_pdr): Update declaration.
3158 (print_pbb_domain): Same.
3160 (print_scop_context): Same.
3162 (print_cloog): Same.
3163 (debug_pbb_domain): Same.
3167 (debug_scop_context): Same.
3169 (debug_cloog): Same.
3170 (print_scop_params): Same.
3171 (debug_scop_params): Same.
3172 (print_iteration_domain): Same.
3173 (print_iteration_domains): Same.
3174 (debug_iteration_domain): Same.
3175 (debug_iteration_domains): Same.
3176 (print_scattering_function): Same.
3177 (print_scattering_functions): Same.
3178 (debug_scattering_function): Same.
3179 (debug_scattering_functions): Same.
3181 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-poly.c (print_scattering_function_1): New.
3184 (print_scattering_function): Call it.
3185 (print_scop_params): Remove spaces at the end of lines.
3188 * graphite-poly.h (print_cloog): Declared.
3189 (debug_cloog): Declared.
3191 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3193 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3195 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3196 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3197 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3198 to switch between adding the IV bump in loop->latch or in loop->header.
3200 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3202 * graphite-poly.c (print_scattering_function): Pretty print following
3205 (print_pbb_domain): Same.
3206 (dump_gbb_cases): Same.
3207 (dump_gbb_conditions): Same.
3210 (print_scop_params): Same.
3211 (print_scop_context): Same.
3213 (print_pbb_body): New.
3214 (lst_indent_to): New.
3215 (print_lst): Start new lines with a #.
3216 * graphite-poly.h (pbb_bb): New.
3217 (pbb_index): Use pbb_bb.
3218 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3220 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3222 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3224 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3225 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3226 and 0 instead of 1 for dw_val_class_flag.
3227 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3228 dw_val_class_range_list, dw_val_class_loc_list,
3229 dw_val_class_lineptr and dw_val_class_macptr, use
3230 DW_FORM_flag_present for dw_val_class_flag and
3231 DW_FORM_exprloc for dw_val_class_loc.
3232 (output_die): For -gdwarf-4 print dw_val_class_loc
3233 size as uleb128 instead of 1 or 2 bytes and don't print
3234 anything for dw_val_class_flag.
3236 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3237 instead of cselib_lookup following by tweaking locs->setting_insn.
3240 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3241 even before returning from label, setjmp call or volatile asm
3244 2010-03-31 Richard Guenther <rguenther@suse.de>
3247 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3248 temporary data on stack.
3250 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3252 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3253 (PUSHSECTION_ASM_OP): Remove.
3254 (POPSECTION_ASM_OP): Remove.
3255 (PUSHSECTION_FORMAT): Remove.
3256 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3257 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3258 * config/sol2.c (solaris_output_init_fini): Use it.
3260 2010-03-31 Jie Zhang <jie@codesourcery.com>
3263 * opt-functions.awk (var_type_struct): Use signed char type
3264 for simple variables.
3266 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3268 * config/sol2.c: Include output.h.
3269 (solaris_assemble_visibility): New function.
3270 * config/t-sol2 (sol2.o): Add output.h dependency.
3271 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3272 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3275 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3278 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3279 V2SImode or XFmode on PRE_DEC.
3282 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3285 2010-03-31 Jie Zhang <jie@codesourcery.com>
3288 * reload.h (caller_save_initialized_p): Declare.
3289 * toplev.c (backend_init_target): Don't call
3290 init_caller_save but set caller_save_initialized_p to false.
3291 * caller-save.c (caller_save_initialized_p): Define.
3292 (init_caller_save): Check caller_save_initialized_p.
3293 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3295 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3298 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3299 and soft-fp/t-softfp to tmake_file.
3300 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3301 (LIBGCC2_TF_CEXT): Define.
3304 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3307 * cselib.c (n_useless_values): Document handling of debug locs.
3308 (n_useless_debug_values, n_debug_values): New variables.
3309 (new_elt_loc_list): Don't add to debug values, keep count.
3310 (promote_debug_loc): New.
3311 (cselib_reset_table): Zero new variables.
3312 (entry_and_rtx_equal_p): Promote debug locs.
3313 (discard_useless_locs): Increment n_useless_debug_values for
3315 (remove_useless_values): Adjust n_useless_values and n_debug_values
3316 with n_useless_debug_values.
3317 (add_mem_for_addr): Promote debug locs.
3318 (cselib_lookup_mem): Likewise.
3319 (cselib_lookup_addr): Renamed to...
3320 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3321 (cselib_log_lookup): ... this. Turn into...
3322 (cselib_lookup_addr): ... new wrapper.
3323 (cselib_lookup_from_insn): New.
3324 (cselib_invalidate_regno): Increment n_useless_debug_values for
3326 (cselib_invalidate_mem): Likewise.
3327 (cselib_process_insn): Take n_deleted and n_debug_values into
3328 account to guard remove_useless_value call.
3329 (cselib_finish): Zero n_useless_debug_values.
3330 * cselib.h (cselib_lookup_from_insn): Declare.
3331 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3332 (sched_analyze_2): Likewise.
3334 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3336 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3338 (adjust_mems): Replace narrowing SUBREG of expression containing
3339 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3340 with operations in the narrower mode.
3343 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3344 regs_invalidated_by_call instead all call_used_reg_set registers.
3346 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3349 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3350 pointer comparisons with types_compatible_p.
3351 * tree-vect-stmts.c (vectorizable_call): Same.
3352 (vectorizable_condition): Same.
3354 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3356 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3357 stack check if the mask would be zero.
3359 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3360 Jack Howarth <howarth@bromo.med.uc.edu>
3362 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3365 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3368 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3370 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3371 Include ___unordxf2 and ___unordtf2.
3372 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3375 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3377 * config/lm32/t-lm32: New file.
3378 * config.gcc: Use the above file when targetting lm32.
3380 2010-03-28 Duncan Sands <baldrick@free.fr>
3382 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3384 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3387 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3388 Improve vectorization cost model diagnostic.
3390 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3393 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3394 compute_data_dependences_for_loop returns false, early exit
3395 and output an extra diagnostic for the failed data reference
3398 2010-03-29 Richard Guenther <rguenther@suse.de>
3400 PR tree-optimization/43560
3401 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3402 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3404 2010-03-29 Jie Zhang <jie@codesourcery.com>
3407 * toplev.c (process_options): Set optimization_default_node
3408 and optimization_current_node.
3409 * opts.c (decode_options): Don't set optimization_default_node
3410 and optimization_current_node.
3412 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3414 * config/rtems.h: Abandon -qrtems_debug.
3416 2010-03-28 Jan Hubicka <jh@suse.cz>
3418 PR tree-optimization/43505
3419 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3420 map should not be copied.
3422 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3425 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3426 cdtors, set DECL_PRESERVE_P.
3427 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3430 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3432 PR tree-optimization/43528
3433 * stor-layout.c (place_field): Check that constant fits into
3434 unsigned HWI when skipping calculation of MS bitfield layout.
3436 2010-03-27 Jan Hubicka <jh@suse.cz>
3439 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3440 notice_global_symbol work.
3442 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3444 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3445 instead of dwarf2out_decl.
3446 (struct var_loc_node): Remove section_label field.
3447 (dwarf2out_function_decl): New function.
3448 (dwarf2out_var_location): Don't set section_label field.
3449 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3451 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3453 PR tree-optimization/43544
3454 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3455 First argument for builtin vectorized function hook is now a
3456 tree to be able to distinguish between machine specific and
3458 * targhooks.c (default_builtin_vectorized_function): Ditto.
3459 * targhooks.h (default_builtin_vectorized_function): Ditto.
3460 * target.h (struct gcc_target): Ditto.
3461 * tree-vect-stmts.c (vectorizable_function): Ditto.
3462 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3463 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3466 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3469 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3470 nested binding iff it is a FUNCTION_DECL.
3471 (store_parm_decls_newstyle): Pass nested=true to bind for
3472 FUNCTION_DECLs amongst parameters.
3474 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3476 * var-tracking.c (vt_expand_loc_callback): Don't run
3477 cselib_expand_value_rtx_cb in dummy mode if
3478 cselib_dummy_expand_value_rtx_cb returned false.
3480 * var-tracking.c (emit_note_insn_var_location): For one part
3481 notes with offset 0, don't add EXPR_LIST around the location.
3482 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3483 add_location_or_const_value_attribute): Adjust for that change.
3486 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3487 into first operand and location into second.
3488 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3489 dw_cfi_oprnd_loc for DW_CFA_expression.
3490 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3491 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3492 assume first argument is regnum and second argument is location.
3494 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3497 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3498 of scratch register to DImode. Split to DImode comparison operator.
3499 Use SImode subreg of scratch register in the multiplication.
3500 (*cmp_sadd_sidi): Ditto.
3501 (*cmp_ssub_si): Ditto.
3502 (*cmp_ssub_sidi): Ditto.
3504 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3508 Remove invalid assert and wrong comment.
3510 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3513 * flags.h (final_insns_dump_p): New extern.
3514 * final.c (final_insns_dump_p): New variable.
3515 (rest_of_clean_state): Set it before -fdump-final-insns=
3516 dumping, clear afterwards.
3517 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3518 MEM_ALIAS_SET on MEMs.
3520 2010-03-26 David S. Miller <davem@davemloft.net>
3522 * configure.ac: Fix sparc GOTDATA_OP bug check.
3523 * configure: Rebuild.
3525 2010-03-26 Alan Modra <amodra@gmail.com>
3527 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3529 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3531 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3532 TLS_SECTION_ASM_FLAG.
3534 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3537 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3538 Clear first_function_block_is_cold.
3541 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3542 argument if the argument is truth_value_p.
3544 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3546 * config/rs6000/constraints.md: Update copyright year for my changes.
3549 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3550 used in reg+reg addressing, swap registers.
3552 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3555 * target.h (struct gcc_target): Add code_end hook.
3556 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3558 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3559 * toplev.c (compile_file): Call targetm.asm_out.code_end
3560 hook before unwind info/debug info output.
3561 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3562 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3563 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3564 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3565 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3566 * config/i386/i386.c (ix86_file_end): Renamed to...
3567 (ix86_code_end): ... this. Make static. Don't call
3568 file_end_indicate_exec_stack. Emit unwind info using
3569 final_start_function/final_end_function.
3570 (darwin_x86_file_end): Remove.
3571 (TARGET_ASM_CODE_END): Define.
3572 * config/i386/i386.h (TARGET_ASM_FILE_END,
3573 NEED_INDICATE_EXEC_STACK): Don't define.
3574 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3575 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3576 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3577 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3580 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3581 at the beginning and final_end_function at the end.
3582 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3584 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3586 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3587 and Sun as TLS syntax.
3588 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3589 * configure: Regenerate.
3590 * config.in: Regenerate.
3591 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3592 (default_elf_asm_named_section): Use it.
3593 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3594 (i386_output_dwarf_dtprel): Likewise.
3595 (output_addr_const_extra): Likewise.
3596 (output_pic_addr_const): Lowercase @GOTTPOFF.
3597 (output_addr_const_extra): Likewise.
3598 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3599 (output_addr_const_extra): Likewise.
3600 (output_pic_addr_const): Lowercase @INDNTPOFF.
3601 (output_addr_const_extra): Likewise.
3602 (output_pic_addr_const): Lowercase @NTPOFF.
3603 (output_addr_const_extra): Likewise.
3604 (output_pic_addr_const): Lowercase @TPOFF.
3605 (output_addr_const_extra): Likewise.
3606 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3607 (*tls_global_dynamic_64): Likewise.
3608 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3609 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3611 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3612 (ASM_OUTPUT_TLS_COMMON): Use it.
3613 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3616 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3617 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3618 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3619 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3620 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3621 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3623 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3625 * config/i386/i386.c (override_options): Don't accept
3626 -mtls-dialect=sun any longer.
3627 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3628 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3629 (*tls_local_dynamic_base_32_sun): Likewise.
3630 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3632 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3635 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3636 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3639 * ira.c (adjust_cleared_regs): New function.
3640 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3644 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3646 * expr.c (expand_expr_real): Restore previous
3647 curr_insn_source_location and curr_insn_block after
3648 expand_expr_real_1 call.
3649 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3650 instead of expand_expr_real_1.
3652 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3654 PR rtl-optimization/43413
3655 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3658 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3661 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3662 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3664 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3666 * config/i386/i386.c (ix86_target_string): Add -mfma.
3667 Fix a typo in comment.
3669 2010-03-22 Mike Stump <mikestump@comcast.net>
3672 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3673 Don't overly align based upon packed packed fields.
3675 2010-03-22 Jason Merrill <jason@redhat.com>
3677 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3678 Use () rather than [], and move before the element type.
3680 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3682 * doc/configfiles.texi (Configuration Files): Removed
3683 fixinc/Makefile*, intl/Makefile.*.
3684 * doc/makefile.texi: Fixed markup. Abstract from version
3685 control system used.
3686 (Makefile): Removed obsolete gcc/java/parse.y example.
3687 * doc/sourcebuild.texi: Likewise.
3688 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3689 libgomp, libssp. Removed fastjar.
3690 (Miscellaneous Docs): Clarify location.
3691 Added COPYING3, COPYING3.LIB.
3692 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3694 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3697 * config/i386/i386.c (x86_function_profiler)
3698 [!NO_PROFILE_COUNTERS]: Fix typo.
3699 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3702 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3703 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3705 * doc/sourcebuild.texi (Test Directives): Split into six
3706 subsections, with most of the current text in new subsections
3707 Directives, Selectors, and Final Actions.
3708 (Directives): Split list of test directives into multiple
3710 (Selectors): Describe use and syntax of selectors.
3711 (Effective-Target Keywords): Describe all existing keywords.
3712 (Add Options): Describe features for dg-add-options.
3713 (Require Support): Describe variants of dg-require-support.
3714 (Final Actions): Describe commands to use in dg-final.
3716 2010-03-22 Michael Matz <matz@suse.de>
3719 * recog.c (validate_replace_rtx_group): Replace also in
3720 REG_EQUAL and REG_EQUIV notes.
3722 2010-03-22 Richard Guenther <rguenther@suse.de>
3724 PR tree-optimization/43390
3725 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3726 sure vector extracts are type correct.
3728 2010-03-22 Richard Guenther <rguenther@suse.de>
3731 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3732 x * sqrt (x) even when optimizing for size if the target
3733 has native support for sqrt.
3735 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3737 * varasm.c (make_decl_rtl_for_debug): Also clear
3738 flag_mudflap for the duration of make_decl_rtl call.
3741 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3742 locs from preserved VALUEs.
3744 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3747 * pa.md (movmemsi): Set align to one if zero.
3748 (movmemdi): Likewise.
3750 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3753 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3754 with their corresponding prologue pushes.
3756 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3759 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3760 at the begining or end.
3761 (spu_expand_epilogue): Likewise.
3763 2010-03-20 Richard Guenther <rguenther@suse.de>
3765 PR rtl-optimization/43438
3766 * combine.c (make_extraction): Properly zero-/sign-extend an
3767 extraction of the low part of a CONST_INT. Also handle
3770 2010-03-19 Mike Stump <mikestump@comcast.net>
3772 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3773 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3774 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3776 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3779 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3782 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3784 PR rtl-optimization/42258
3785 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3786 use that may match DEF.
3789 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3790 the cost of loading the constant rather than assuming
3792 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3793 outer code is AND, do the same tests as the andsi3 expander and
3794 return COSTS_N_INSNS (1) if and is cheap.
3796 * optabs.c (avoid_expensive_constant): Fix formatting.
3798 2010-03-19 Michael Matz <matz@suse.de>
3801 * attribs.c (decl_attributes): When rebuilding a function pointer
3802 type use the same qualifiers as the original pointer type.
3804 2010-03-19 Martin Jambor <mjambor@suse.cz>
3806 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3807 and is_gimple_ip_invariant_address.
3809 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3812 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3814 * config/arm/arm.c (arm_override_options): Turn off
3815 flag_dwarf2_cfi_asm for AAPCS variants.
3817 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3820 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3821 Use PRE_MODIFY instead of PRE_DEC.
3822 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3823 (vfp_emit_fstmd): Likewise.
3825 2010-03-19 Michael Matz <matz@suse.de>
3828 * builtins.c (expand_builtin_interclass_mathfn,
3829 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3832 2010-03-19 Richard Guenther <rguenther@suse.de>
3834 PR tree-optimization/43415
3835 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3836 (phi_translate_1): ... this.
3837 (phi_translate): Move all caching here. Cache all NARY
3838 and REFERENCE translations.
3840 2010-03-19 David S. Miller <davem@davemloft.net>
3842 With help from Eric Botcazou.
3843 * config/sparc/sparc.c: Include dwarf2out.h.
3844 (emit_pic_helper): Delete.
3845 (pic_helper_symbol_name): Delete.
3846 (pic_helper_emitted_p): Delete.
3847 (pic_helper_needed): New.
3848 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3849 (get_pc_thunk_name): New.
3850 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3851 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3852 Set pic_helper_needed to true. Don't call emit_pic_helper.
3853 (sparc_expand_prologue): Update load_pic_register call.
3854 (sparc_output_mi_thunk): Likewise.
3855 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3856 thunk if possible. Output CFI information as needed.
3858 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3859 Jack Howarth <howarth@bromo.med.uc.edu>
3862 * config/i386/i386.h: Fix ABI on darwin x86-32.
3864 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3866 * tree.h: Declare make_decl_rtl_for_debug.
3867 * varasm.c (make_decl_rtl_for_debug): New.
3868 * dwarf2out.c (rtl_for_decl_location): Call it.
3869 * cfgexpand.c (expand_debug_expr): Call it.
3871 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3874 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3878 * var-tracking.c (vt_init_cfa_base): Do nothing if
3879 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3881 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3884 * var-tracking.c (canonicalize_vars_star): New.
3885 (dataflow_post_merge_adjust): Use it.
3887 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3890 * var-tracking.c (non_suitable_const): New function.
3891 (add_uses): For DEBUG_INSNs with constants, don't record any
3892 value, instead just the constant value itself.
3893 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3894 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3895 (emit_notes_in_bb): Likewise.
3896 (emit_note_insn_var_location): For onepart variables if
3897 cur_loc is a VOIDmode constant, use DECL_MODE.
3899 2010-03-18 Martin Jambor <mjambor@suse.cz>
3902 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3903 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3904 all non-clones. Moved call redirection...
3905 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3906 (cgraph_materialize_all_clones): Dispose of all
3907 combined_args_to_skip bitmaps.
3908 (verify_cgraph_node): Do not check for edges pointing to wrong
3909 nodes in inline clones.
3910 * tree-inline.c (copy_bb): Call
3911 cgraph_redirect_edge_call_stmt_to_callee.
3912 * ipa.c (cgraph_remove_unreachable_nodes): Call
3913 cgraph_node_remove_callees even when there are used clones.
3915 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3917 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3919 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3922 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3925 2010-03-18 Michael Matz <matz@suse.de>
3928 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3929 into sqrt(x) if we need to preserve signed zeros.
3931 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3932 Eric Botcazou <ebotcazou@adacore.com>
3934 PR rtl-optimization/43360
3935 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3936 note if we don't know its invariant status.
3938 2010-03-18 Michael Matz <matz@suse.de>
3940 PR tree-optimization/43402
3941 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3942 PHI chains of ssa names registered for update.
3944 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3947 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3948 non-offsettable and pre_modify update addressing.
3949 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3950 and "2" alternatives "#".
3951 (*movdd_softfloat32): Make all alternatives "#";
3952 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3953 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3954 (*movdf_softfloat32): Make all alternatives "#";
3955 (movdi): Use the new DIFD mode iterator to create a common splitter
3956 for movdi, movdf and movdd patterns.
3958 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3960 * common.opt (dumpdir): Remove redundant tab.
3962 2010-03-17 Martin Jambor <mjambor@suse.cz>
3964 PR tree-optimization/43347
3965 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3966 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3968 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3970 PR rtl-optimization/42216
3971 * regrename.c (create_new_chain): New function, broken out from...
3972 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3973 appending a use to an empty chain.
3974 (build_def_use): Remove previous changes that convert OP_INOUT to
3975 OP_OUT operands; instead detect the case where an OP_INOUT operand
3976 uses a previously untracked register and create an empty chain for it.
3978 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3980 * doc/extend.texi (Function Attributes): Rewrite unfinished
3981 sentence in ms_abi documentation.
3983 2010-03-17 Alan Modra <amodra@gmail.com>
3985 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3986 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3987 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3988 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3990 2010-03-16 Richard Henderson <rth@redhat.com>
3993 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3994 (lower_try_finally): Save and restore eh_seq around the expansion
3997 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3999 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4000 statements before splitting block.
4002 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4004 * doc/sourcebuild.texi (Testsuites): Fix markup.
4005 Use pathnames relative to gcc/testsuite.
4006 (Test Directives): Move description of how timeout is determined.
4007 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4008 (C Tests): Correct gcc.misc-tests directory.
4009 Framework tests now live in gcc.test-framework.
4011 2010-03-16 Richard Guenther <rguenther@suse.de>
4014 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4015 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4017 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4018 Alexandre Oliva <aoliva@redhat.com>
4020 PR tree-optimization/42917
4021 * lambda-code.c (remove_iv): Skip debug statements.
4022 (lambda_loopnest_to_gcc_loopnest): Likewise.
4023 (not_interesting_stmt): Debug statements are not interesting.
4025 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4029 * cselib.c (cselib_preserve_constants,
4030 cfa_base_preserved_val): New static variables.
4031 (preserve_only_constants): New function.
4032 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4033 clear its REG_VALUES. If cselib_preserve_constants, don't
4034 empty the whole hash table, but preserve there VALUEs with constants,
4035 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4036 (cselib_preserve_cfa_base_value): New function.
4037 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4038 (cselib_init): Change argument to int bitfield. Set
4039 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4041 (cselib_finish): Clear cselib_preserve_constants and
4042 cfa_base_preserved_val.
4043 * cselib.h (enum cselib_record_what): New enum.
4044 (cselib_init): Change argument to int.
4045 (cselib_preserve_cfa_base_value): New prototype.
4046 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4047 * dse.c (dse_step1): Likewise.
4048 * cfgcleanup.c (thread_jump): Likewise.
4049 * sched-deps.c (sched_analyze): Likewise.
4050 * gcse.c (local_cprop_pass): Likewise.
4051 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4052 If FN is non-NULL, call the callback always and whenever it returns
4053 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4054 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4055 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4056 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4057 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4058 * var-tracking.c: Include recog.h.
4059 (bb_stack_adjust_offset): Remove.
4060 (vt_stack_adjustments): Don't call it, instead just gather the
4061 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4062 (adjust_stack_reference): Remove.
4063 (compute_cfa_pointer): New function.
4064 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4065 (struct adjust_mem_data): New type.
4066 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4068 (get_address_mode): New function.
4069 (replace_expr_with_values): Use it.
4070 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4071 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4072 (adjust_sets): Remove.
4073 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4074 Use get_address_mode.
4075 (get_adjusted_src): Remove.
4076 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4077 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4078 (add_with_sets): Don't call adjust_sets.
4079 (fp_setter, vt_init_cfa_base): New functions.
4080 (vt_initialize): Change return type to bool. Move most of pool etc.
4081 initialization to the beginning of the function from end. Pass
4082 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4083 If !frame_pointer_needed, call vt_stack_adjustment before mos
4084 vector is filled, call vt_init_cfa_base if argp/framep has been
4085 eliminated to sp. If frame_pointer_needed and argp/framep has
4086 been eliminated to hard frame pointer, set
4087 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4088 encountering fp setter in the prologue. For MO_ADJUST, call
4089 log_op_type before pusing the op into mos vector, not afterwards.
4090 Call adjust_insn before cselib_process_insn/add_with_sets,
4091 call cancel_changes (0) afterwards.
4092 (variable_tracking_main_1): Adjust for vt_initialize calling
4093 vt_stack_adjustments and returning whether it succeeded or not.
4095 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4097 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4100 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4102 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4104 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4105 drap_reg has not been set.
4107 2010-03-15 Michael Matz <matz@suse.de>
4110 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4111 use it to expand block copies.
4112 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4113 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4114 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4116 2010-03-15 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/43367
4119 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4122 2010-03-15 Richard Guenther <rguenther@suse.de>
4124 PR tree-optimization/43317
4125 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4127 2010-03-15 Martin Jambor <mjambor@suse.cz>
4129 PR tree-optimization/43141
4130 * tree-sra.c (create_abstract_origin): New function.
4131 (modify_function): Call create_abstract_origin.
4133 2010-03-15 Chris Demetriou <cgd@google.com>
4135 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4138 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4141 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4142 call insert_out_of_ssa_copy for default definitions.
4144 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4146 * graphite-clast-to-gimple.c (my_long_long): Defined.
4147 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4148 * graphite-sese-to-poly.c (my_long_long): Defined.
4149 (scop_ivs_can_be_represented): Use it.
4151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4153 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4154 graphite-max-bbs-per-function, and loop-block-tile-size.
4155 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4157 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4159 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4161 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4162 forward declaration.
4163 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4164 (add_upper_bounds_from_estimated_nit): New.
4165 (build_loop_iteration_domains): Use it.
4167 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4169 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4171 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4174 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4175 should be an INTEGER_CST. Also handle CASE_CONVERT.
4177 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4179 * graphite.c (graphite_initialize): To bound the number of bbs per
4180 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4181 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4182 * doc/invoke.texi: Document it.
4184 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4186 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4187 * graphite-sese-to-poly.h (build_poly_scop): Same.
4189 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4191 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4192 the number of parameters in the scop. Use as an upper bound
4193 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4194 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4195 * doc/invoke.texi: Document it.
4197 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4199 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4200 * doc/c-tree.texi: Remove.
4201 * doc/generic.texi: Merge c-tree.texi here.
4202 * doc/gccint.texi (Trees): Remove menu entry.
4203 (c-tree.texi): Remove @include.
4204 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4205 * doc/languages.texi (Reading RTL): Ditto.
4207 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4210 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4212 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4215 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4216 code added to work around reload clobbering CONST insns.
4218 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4220 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4221 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4222 (cselib_preserve_only_values): Remove retain argument, don't
4223 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4224 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4225 * var-tracking.c (micro_operation): Move insn field before union.
4226 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4227 (struct variable_tracking_info_def): Remove n_mos field, change
4228 mos into a vector of micro_operations.
4229 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4230 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4231 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4232 changing into a vector.
4233 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4234 come before all other uops generated by add_stores.
4235 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4237 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4238 a vector. Run just one pass over the bbs instead of separate counting
4239 and computation phase.
4240 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4243 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4244 into *nonlocalized_list vector.
4245 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4246 even if origin is non-NULL.
4247 (gen_variable_die): Likewise.
4248 (process_scope_var): Don't change origin.
4249 (gen_decl_die): Likewise.
4250 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4251 before adding new edges instead of after it, fix moving over
4254 2010-03-11 David S. Miller <davem@davemloft.net>
4256 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4258 * configure: Rebuild.
4260 2010-03-11 Martin Jambor <mjambor@suse.cz>
4262 PR tree-optimization/43257
4263 * tree.c (assign_assembler_name_if_neeeded): New function.
4264 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4266 * tree.h (assign_assembler_name_if_neeeded): Declare.
4267 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4268 the function if needed.
4270 2010-03-11 Chris Demetriou <cgd@google.com>
4272 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4273 include/stdint-gcc.h, and include/stdint.h world-readable.
4275 2010-03-11 Richard Guenther <rguenther@suse.de>
4277 PR tree-optimization/43255
4278 * tree-vrp.c (process_assert_insertions_for): Do not insert
4279 asserts for trivial conditions.
4281 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4283 PR tree-optimization/43280
4284 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4285 generation. Move calculation of size out of the if branch.
4286 (find_bswap): Modify compare number generation.
4288 2010-03-11 Richard Guenther <rguenther@suse.de>
4291 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4292 (input_gimple_stmt): Fixup handled component types during
4293 operand read. Also fix up decls in ADDR_EXPRs.
4295 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4297 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4298 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4300 2010-03-10 Jan Hubicka <jh@suse.cz>
4303 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4304 * varasm.c (get_variable_section): Don't do that here...
4305 (make_decl_rtl): ... and here.
4306 (do_assemble_alias): Produce decl RTL.
4307 (assemble_alias): Likewise.
4309 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4312 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4313 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4315 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4316 (based_loc_descr): Only express drap or vdrap regno based expressions
4317 using DW_OP_fbreg when not optimizing.
4318 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4319 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4320 REG_CFA_SET_VDRAP note.
4322 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4324 PR tree-optimization/43236
4325 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4326 error in calculation of base address in reverse iteration case.
4327 (generate_builtin): Take number of latch executions if the statement
4330 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4333 * tree-eh.c: Include pointer-set.h.
4334 (lower_eh_dispatch): Filter out duplicate case labels and
4335 remove the unneeded edge when the label is unused. Return
4336 true when some edges are removed.
4337 (execute_lower_eh_dispatch): When any lowering resulted in
4338 removing an edge, also delete unreachable blocks.
4340 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4343 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4344 UNSPEC_MACHOPIC_OFFSET.
4346 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4349 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4350 (m68k_delegitimize_address): New function.
4352 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4355 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4358 * var-tracking.c (adjust_sets): New function.
4359 (count_with_sets, add_with_sets): Use it.
4360 (get_adjusted_src): New inline function.
4361 (add_stores): Use it.
4364 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4365 call cselib_dummy_expand_value_rtx_cb instead of
4366 cselib_expand_value_rtx_cb.
4369 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4370 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4371 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4372 and .cfi_endproc around the pic thunks.
4373 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4374 all queued unwind info register saves are saved before the call.
4375 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4376 considered as sp-=4 for unwind info and the pop as sp+=4 which
4377 also clobbers dest, but doesn't actually restore it.
4380 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4381 RTX_FRAME_RELATED_P.
4383 2010-03-09 Jie Zhang <jie@codesourcery.com>
4385 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4386 whitespaces in output template.
4388 2010-03-09 Jie Zhang <jie@codesourcery.com>
4390 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4393 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4395 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4396 builtins.exp in a separate job.
4398 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4400 * graphite-sese-to-poly.c (add_param_constraints): Use
4401 lower_bound_in_type and upper_bound_in_type.
4403 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4405 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4406 instead of unsigned_type_node.
4408 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4409 Reza Yazdani <reza.yazdani@amd.com>
4412 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4413 on pointer type parameters.
4415 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4419 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4420 handle conversions from pointer to integers.
4421 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4422 induction variable, to be able to work with code generated by CLooG.
4423 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4424 (build_poly_scop): Bail out if we cannot codegen a loop.
4426 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4428 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4429 code generation with gloog_error.
4431 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4433 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4434 Call fold_convert on all the returned values.
4435 (expand_scalar_variables_expr): Pass to
4436 expand_scalar_variables_ssa_name the type of the resulting expression.
4438 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4440 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4441 ppl_min_for_le_pointset.
4442 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4443 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4445 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4447 * graphite-dependences.c (map_into_dep_poly): Removed.
4448 (dependence_polyhedron_1): Use combine_context_id_scat.
4450 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4452 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4453 (struct poly_bb): Same.
4454 (combine_context_id_scat): New.
4456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4459 * sese.c (name_defined_in_loop_p): Return false for default
4462 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4464 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4465 and clean up the logic.
4467 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4469 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4472 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4474 * var-tracking.c (remove_cselib_value_chains): Define only for
4476 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4477 delete_slot_part, emit_notes_for_differences_1): Don't call
4478 remove_cselib_value_chains here.
4479 (set_slot_part, emit_notes_for_differences_2): Don't call
4480 add_cselib_value_chains here.
4481 (preserved_values): New vector.
4482 (preserve_value): New function.
4483 (add_uses, add_stores, vt_add_function_parameters): Use it
4484 instead of cselib_preserve_value.
4485 (changed_values_stack): New vector.
4486 (check_changed_vars_0): New function.
4487 (check_changed_vars_1, check_changed_vars_2): Use it.
4488 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4489 changed_values_stack VALUEs.
4490 (vt_emit_notes): For all preserved_values call
4491 add_cselib_value_chains. If ENABLE_CHECKING call
4492 remove_cselib_value_chains before verifying value_chains is empty.
4493 Initialize and free changed_values_stack.
4494 (vt_initialize): Initialize preserved_values.
4495 (vt_finalize): Free preserved_values.
4497 2010-03-08 Richard Guenther <rguenther@suse.de>
4499 PR tree-optimization/43269
4500 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4503 2010-03-08 Martin Jambor <mjambor@suse.cz>
4505 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4506 (ipa_is_param_called): Removed.
4507 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4508 (ipa_print_node_params): Do not print the called flag.
4509 (ipa_write_node_info): Do not stream the called flag.
4510 (ipa_read_node_info): Likewise.
4512 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4515 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4516 * cselib.c (struct expand_value_data): Add dummy field.
4517 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4519 (cselib_dummy_expand_value_rtx_cb): New function.
4520 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4522 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4523 * var-tracking.c: Include pointer-set.h.
4524 (variable): Change n_var_parts to char from int. Add
4525 cur_loc_changed and in_changed_variables fields.
4526 (variable_canonicalize): Remove.
4527 (shared_var_p): New inline function.
4528 (unshare_variable): Maintain cur_loc_changed and
4529 in_changed_variables fields. If var was in changed_variables,
4530 replace it there with new_var. Just copy cur_loc instead of
4531 resetting it to something else.
4532 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4533 (dataflow_set_union): Don't call variable_canonicalize.
4534 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4535 of their DEBUG_EXPR_TREE_DECLs.
4536 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4537 and in_changed_variables and cur_loc_changed is false.
4538 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4539 and cur_loc_changed. Don't update cur_loc here.
4540 (variable_merge_over_src): Don't call variable_canonicalize.
4541 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4542 removing loc that is equal to cur_loc, clear cur_loc,
4543 set cur_loc_changed and ensure variable_was_changed is called.
4544 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4545 compare pointers in cur_loc check, if it is equal to loc,
4546 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4547 (variable_different_p): Remove compare_current_location argument,
4548 don't compare cur_loc.
4549 (dataflow_set_different_1): Adjust variable_different_p caller.
4550 (variable_was_changed): If dv had some var in changed_variables
4551 already, reset in_changed_variables flag for it and propagate
4552 cur_loc_changed over to the new variable. On empty var
4553 always set cur_loc_changed. Set in_changed_variables on whatever
4554 var is added to changed_variables.
4555 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4556 Use shared_var_p. When removing loc that is equal to cur_loc,
4557 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4558 end, don't set it to something else, just call variable_was_changed.
4559 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4560 loc being removed, clear cur_loc and set cur_loc_changed.
4561 Set cur_loc_changed if all locations have been removed.
4562 (struct expand_loc_callback_data): New type.
4563 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4564 allocated. Always create SUBREGs if simplify_subreg failed.
4565 Prefer to use cur_loc, when that fails and still in
4566 changed_variables (and seen first time) recompute it. Set
4567 cur_loc_changed of variables which had to change cur_loc and
4568 compute elcd->cur_loc_changed if any of the subexpressions used
4569 had to change cur_loc.
4570 (vt_expand_loc): Adjust to pass arguments in
4571 expand_loc_callback_data structure.
4572 (vt_expand_loc_dummy): New function.
4573 (emitted_notes): New variable.
4574 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4575 that weren't used for any other decl in current
4576 emit_notes_for_changes call call vt_expand_loc_dummy to update
4577 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4578 first loc_chain location if NULL before. Always use just
4579 cur_loc instead of first loc_chain location. When cur_loc_changed
4580 is false, when not --enable-checking=rtl just don't emit any note.
4581 When rtl checking, compute the note and assert it is the same
4582 as previous note. Clear cur_loc_changed and in_changed_variables
4583 at the end before removing from changed_variables.
4584 (check_changed_vars_3): New function.
4585 (emit_notes_for_changes): Traverse changed_vars to call
4586 check_changed_vars_3 on each changed var.
4587 (emit_notes_for_differences_1): Clear cur_loc_changed and
4588 in_changed_variables. Recompute cur_loc of new_var.
4589 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4590 (vt_emit_notes): Initialize and destroy emitted_notes.
4592 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4594 PR rtl-optimization/42220
4595 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4596 Use verify_reg_tracked to determine if we should use OP_OUT rather
4598 (build_def_use): If we see an in-out operand for a register that we
4599 know nothing about, treat is an output if possible, fail the block if
4602 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4605 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4608 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4611 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4612 uses of relevant DEFs that are dead outside the loop too.
4614 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4616 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4618 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4620 * var-tracking.c (values_to_unmark): New variable.
4621 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4622 values_to_unmark vector. Moved body to...
4623 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4624 instead queue it into values_to_unmark vector.
4625 (vt_find_locations): Free values_to_unmark vector.
4627 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4629 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4630 (site.exp): Export them when plugins are enabled.
4632 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4635 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4637 (chrec_fold_multiply): Same.
4639 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4642 * c-decl.c (build_compound_literal): Return early if init is
4645 2010-03-04 Martin Jambor <mjambor@suse.cz>
4647 PR tree-optimization/43164
4648 PR tree-optimization/43191
4649 * tree-sra.c (type_consists_of_records_p): Reject records with
4650 zero-size bit-fields at the end.
4652 2010-03-04 Mike Stump <mikestump@comcast.net>
4654 * Makefile.in (TAGS): Remove *.y.
4656 2010-03-04 Richard Guenther <rguenther@suse.de>
4658 PR tree-optimization/40761
4659 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4661 (my_rev_post_order_compute): New function.
4662 (init_pre): Call it.
4664 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4667 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4668 decrease the cost of an IV candidate when the cost is infinite.
4670 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4672 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4673 Use '3DNow!' for the extension of that name, ensure normal space
4675 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4677 2010-03-03 Jeff Law <law@redhat.com>
4679 * PR middle-end/32693
4680 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4681 than gen_rtx_SUBREG.
4682 (extract_bit_field_1): Likewise.
4684 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4686 * doc/sourcebuild.texi (Test directives): Document that arguments
4687 include-opts and exclude-opts are now optional for dg-skip-if,
4688 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4690 2010-03-03 Jason Merrill <jason@redhat.com>
4693 * cgraph.h (varpool_node): Add extra_name field.
4694 * varpool.c (varpool_extra_name_alias): New.
4695 (varpool_assemble_decl): Emit extra name aliases.
4696 (varpool_mark_needed_node): Look past an extra name alias.
4697 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4698 * lto-streamer-in.c (lto_input_tree): Read it.
4699 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4701 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4703 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4704 (sparc*-*-solaris2*): ...this.
4706 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4709 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4710 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4711 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4712 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4715 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4716 fallthrough to default handling, just with want_address 0 instead of 2.
4717 For single element lists, add_AT_loc directly, otherwise create an
4718 artificial variable DIE and stick location list to it.
4721 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4722 (VAL_EXPR_HAS_REVERSE): Define.
4723 (reverse_op): New function.
4724 (add_stores): For reversible operations add an extra MO_VAL_USE.
4726 2010-03-02 Jason Merrill <jason@redhat.com>
4728 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4730 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4732 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4733 (sparc64-*-linux*): Likewise.
4734 (sparc64-*-solaris2*): Include assembler files before linker ones.
4735 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4736 * config/sparc/gas.h: Delete.
4737 * config/sparc/sol2-64.h: Add copyright notice.
4738 * config/sparc/sol2-gas-bi.h: Likewise.
4739 * config/sparc/sol2-gld.h: Likewise.
4740 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4741 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4742 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4743 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4744 (sparc_elf_asm_named_section): Rename into...
4745 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4747 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4749 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4751 2010-03-02 Jeff Law <law@redhat.com>
4754 * reload1.c (rtx_p, substitute_stack): Declare.
4755 (substitute): Record addresses of changed rtxs.
4756 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4757 Restore the original rtx when complete.
4758 (reload): Free subsitute_stack when complete.
4760 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4762 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4763 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4765 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4766 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4767 Torture Tests): Change from subsection to section.
4769 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4770 Steven Bosscher <steven@gcc.gnu.org>
4772 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4775 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4778 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4779 the assignment from the new induction variable to the assignment
4780 of the value from the original loop PHI function.
4782 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4783 Daniel Jacobowitz <dan@codesourcery.com>
4785 * doc/sourcebuild.texi (Test directives): Clarify options to
4788 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4790 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4791 Disable cfi directives unless GCC and gas agree on using read-only
4792 .eh_frame sections for 64-bit.
4793 * configure: Regenerate.
4795 2010-03-01 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/43220
4798 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4799 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4801 2010-03-01 Richard Guenther <rguenther@suse.de>
4802 Martin Jambor <mjambor@suse.cz>
4805 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4806 gimplified parameters.
4808 2010-03-01 Christian Bruel <christian.bruel@st.com>
4810 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4812 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4814 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4816 2010-03-01 Richard Guenther <rguenther@suse.de>
4819 * expr.c (expand_assignment): Use the alias-oracle to tell
4820 if the rhs aliases the result decl.
4822 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4825 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4826 to sol_gt_pch_get_address.
4827 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4828 64-bit, SPARC and x86.
4829 (sol_gt_pch_get_address): New function.
4831 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4833 * toplev.h (inform_n, error_n): Declare.
4834 * diagnostic.c (inform_n, error_n): New function.
4836 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4838 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4839 has no rtl yet when processing local_decls, queue it and recheck
4840 if deferred stack allocation hasn't assigned it rtl.
4842 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4844 * config/sh/sh.c (unspec_bbr_uid): New.
4845 (gen_block_redirect): Use it instead of INSN_UID.
4846 (gen_far_branch): Likewise.
4848 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4850 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4851 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4853 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4855 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4856 (Warning Options): -Wno-conversion-null is valid for
4857 Objective-C++ as well.
4858 * doc/tm.texi (Named Address Spaces): Likewise.
4859 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4860 * doc/tree-ssa.texi (Tree SSA): Likewise.
4862 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4865 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4866 by default. Don't set the default arch for
4867 i[34567]86-*-darwin*|x86_64-*-darwin*.
4869 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4872 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4873 default. Set the default 32bit/64bit archs with $with_arch
4874 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4876 2010-02-27 Richard Guenther <rguenther@suse.de>
4878 PR tree-optimization/43186
4879 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4880 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4881 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4882 unroller iterations.
4884 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4886 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4887 required and i[34567]86-*-* targets don't support 64bit ISA.
4889 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4892 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4895 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4897 * config.gcc: Set the default arch at least to Prescott for
4898 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4899 if SSE math is enabled.
4901 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4903 * diagnostic.c (diagnostic_initialize): Update.
4904 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4906 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4907 (diagnostic_inhibit_notes): New.
4908 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4910 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4913 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4914 * doc/standards.texi: Likewise.
4915 * doc/extend.texi: Likewise.
4916 * doc/trouble.texi: Likewise.
4917 * doc/cppopts.texi: Likewise.
4918 * doc/install.texi: Likewise.
4919 * c.opt (std=c90,std=gnu90): New options.
4920 * c-opts.c (c_common_handle_option): Handle them.
4922 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4925 * c-decl.c (undeclared_variable): Use an informative note.
4927 2010-02-26 Richard Guenther <rguenther@suse.de>
4929 PR tree-optimization/43186
4930 * gimple.h (gimple_fold): Remove.
4931 * gimple.c (gimple_fold): Remove. Inline into single user ...
4932 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4933 Try harder for conditions.
4935 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4938 * function.c (used_types_insert): Don't skip through named pointer
4939 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4940 and it is different from the main variant's type.
4942 2010-02-26 Nick Clifton <nickc@redhat.com>
4944 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4946 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4948 * config.gcc: Support --with-fpmath=sse for x86.
4950 * config/i386/ssemath.h: New.
4952 * doc/install.texi (--with-fpmath=sse): Documented.
4954 2010-02-26 Richard Guenther <rguenther@suse.de>
4956 PR tree-optimization/43188
4957 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4958 vector types of over-aligned element type.
4960 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4963 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4964 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4966 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4968 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4970 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4972 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4973 * var-tracking.c: Include diagnostic.h.
4974 (debug_dv): New function.
4975 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4978 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4979 (add_value_chain, add_value_chains, remove_value_chain,
4980 remove_value_chains): Handle DEBUG_EXPRs.
4981 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4984 * regcprop.c (struct queued_debug_insn_change): New type.
4985 (struct value_data_entry): Add debug_insn_changes field.
4986 (struct value_data): Add n_debug_insn_changes field.
4987 (debug_insn_changes_pool): New variable.
4988 (free_debug_insn_changes, apply_debug_insn_changes,
4989 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4990 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4991 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4993 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4995 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4996 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4997 changes, call cprop_find_used_regs via note_stores.
4998 (copyprop_hardreg_forward): When copying vd from predecessor
4999 which has any queued DEBUG_INSN changes, make sure the pointers are
5000 cleared. At the end call df_analyze and then if there are any
5001 DEBUG_INSN changes queued at the end of some basic block for still
5002 live registers, apply them.
5003 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5005 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5007 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5010 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5012 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5013 targets. Set the default with_cpu/with_arch from arch/cpu.
5014 Allow x86-64 and native for with_cpu/with_arch.
5016 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5018 * ebitmap.c: Change calls to verify_popcount with calls to
5019 sbitmap_verify_popcount.
5020 (ebitmap_clear_bit): Fixed map->cacheindex test and
5021 map>cache update when bit clearing results in an empty
5024 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5027 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5028 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5029 and support both V2DF and V2DI modes.
5030 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5031 support both V2DF and V2DI modes.
5032 (general): Delete trailing whitespace from a few patterns.
5034 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5035 V2DF/V2DI interleave high/low builtins.
5037 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5040 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5041 interleave high/low functions.
5043 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5045 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5046 #pragma extern_prefix.
5048 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5051 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5052 BLKmode, assert op0 is a MEM and just adjust its mode.
5055 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5056 if bitpos isn't multiple of mode's bitsize.
5058 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5060 * c.opt (-ftemplate-depth=): New.
5061 (-ftemplate-depth-): Deprecate.
5062 * optc-gen.awk: Handle -ftemplate-depth=.
5063 * opth-gen.awk: Likewise.
5064 * c-opts.c (c_common_handle_option): Likewise.
5065 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5067 2010-02-24 Jason Merrill <jason@redhat.com>
5069 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5071 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5073 * cfg.c (alloc_aux_for_block): Remove inline.
5074 (alloc_aux_for_edge): Likewise.
5076 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5078 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5080 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5082 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5083 * config/i386/sol2-gas.h: New file.
5084 * config.gcc (i[34567]86-*-solaris2*): Use it.
5086 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5089 * c-typeck.c (ep_convert_and_check): New.
5090 (build_conditional_expr): Use it.
5091 (build_binary_op): Likewise.
5093 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5095 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5098 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5099 bounds even for -O+.
5100 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5101 expr needs to have DECL_NAME set.
5103 2010-02-24 Nick Clifton <nickc@redhat.com>
5105 * config/mep/mep.c: Include gimple.h.
5106 (mep_function_uses_sp): Delete unused function.
5107 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5108 parameters. Use unsigned integers to count args. Return a
5109 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5111 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5114 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5115 greater or equal to nelt instead of 2 * nelt.
5116 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5119 2010-02-23 Jason Merrill <jason@redhat.com>
5122 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5123 in cfun->local_decls even if they have register types.
5126 * stor-layout.c (place_field): Don't warn about unnecessary
5127 DECL_PACKED if the type is packed.
5129 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5132 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5133 GOTOFF relocs, even when the base reg isn't pic pointer.
5135 2010-02-23 Michael Matz <matz@suse.de>
5138 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5139 (expand_gimple_basic_block): Generate and use debug temps if there
5140 are debug uses left after the last real use of TERed ssa names.
5141 Unlink debug immediate uses when they are expanded.
5143 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5146 * config/i386/i386.c (override_options): Reorganise to provide
5147 better error messages.
5149 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5152 * graphite-scop-detection.c (create_single_exit_edge): Move
5153 the call to find_single_exit_edge to....
5154 (create_sese_edges): ...here. Don't handle multiple edges
5155 exiting the function.
5156 (build_graphite_scops): Don't handle multiple edges
5157 exiting the function.
5159 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5162 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5163 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5165 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5168 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5170 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5173 * c-typeck.c (convert_arguments): Print declaration location.
5174 * c-common.c (validate_nargs): Rename as
5175 builtin_function_validate_nargs.
5176 (check_builtin_function_arguments): Update.
5178 2010-02-22 Richard Guenther <rguenther@suse.de>
5181 * tree-inline.c (declare_return_variable): Use the type of
5182 the call stmt lhs if available.
5184 2010-02-22 Duncan Sands <baldrick@free.fr>
5186 * passes.c (register_pass): Always consider all pass lists when
5187 ref_pass_instance_number is zero.
5189 2010-02-22 Richard Guenther <rguenther@suse.de>
5191 PR tree-optimization/42749
5192 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5193 parameter. Do arithmetic in the original type.
5194 (update_accumulator_with_ops): Likewise.
5195 (adjust_accumulator_values): Adjust.
5197 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5199 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5200 (QI to BLKmode splitter): New splitter.
5202 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5204 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5205 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5207 2010-02-22 Richard Guenther <rguenther@suse.de>
5209 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5211 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5213 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5214 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5215 ($(T)crti.o, $(T)crtn.o): Remove rules.
5217 2010-02-21 Tobias Burnus <burnus@net-b.de>
5220 * doc/invoke.texi (-fassociative-math): Document that this
5221 option is automatically enabled for Fortran.
5223 2010-02-20 David S. Miller <davem@davemloft.net>
5225 * configure.ac: Test if linker and assembler properly support
5226 GOTDATA_OP relocations.
5227 * configure: Rebuild.
5228 * config.in: Likewise.
5229 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5230 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5231 (movsi_high_pic): Likewise.
5232 (movdi_lo_sum_pic): Likewise.
5233 (movdi_high_pic): Likewise.
5234 (movsi_pic_gotdata_op): New pattern.
5235 (movdi_pic_gotdata_op): Likewise.
5236 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5237 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5239 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5242 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5243 attribute to ssemul.
5244 (xop_mulv2div2di3_high): Ditto.
5246 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5249 * c.opt (Wconversion-null): New option.
5250 * doc/invoke.texi (Wconversion-null): Document.
5252 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5254 * common.opt (Wlarger-than-): Add Undocumented.
5256 2010-02-19 Mike Stump <mikestump@comcast.net>
5258 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5260 2010-02-19 Jason Merrill <jason@redhat.com>
5263 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5264 * configure: Likewise.
5266 2010-02-20 Alan Modra <amodra@gmail.com>
5269 * cgraph.h (cgraph_make_decl_local): Declare.
5270 * cgraph.c (cgraph_make_decl_local): New function.
5271 (cgraph_make_node_local): Use it.
5272 * cgraphunit.c (cgraph_function_versioning): Likewise.
5273 * ipa.c (function_and_variable_visibility): Likewise.
5275 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5278 * except.c (sjlj_emit_function_enter): Don't call
5279 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5281 * rtl.h (add_reg_br_prob_note): Remove prototype.
5283 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5286 * c-common.c (conversion_warning): Remove widening conversions
5287 before checking the conversion of integers to reals.
5289 2010-02-19 Mike Stump <mikestump@comcast.net>
5292 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5295 * cgraphunit.c (process_function_and_variable_attributes): Check
5296 DECL_PRESERVE_P instead of looking up attribute "used".
5297 * ipa-pure-const.c (check_decl): Likewise.
5298 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5299 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5300 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5301 instead of attribute "used".
5302 * config/sol2-c.c (solaris_pragma_init): Likewise.
5303 (solaris_pragma_fini): Likewise.
5305 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5307 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5308 Use XCNEW instead of xcalloc.
5309 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5310 XNEW instead of xmalloc.
5311 (get_fields): Use XNEWVEC instead of xmalloc.
5314 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5315 populate vars array.
5316 (create_new_general_access): For debug stmts just reset value.
5317 (get_stmt_accesses): For accesses within debug stmts just record them
5318 using add_access_to_acc_sites instead of preventing the peeling or
5319 counting them as accesses.
5322 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5324 2010-02-19 Richard Guenther <rguenther@suse.de>
5326 PR tree-optimization/42916
5327 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5330 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5332 * configure.ac: Replace all uses of changequote in macro arguments
5333 with proper quoting.
5335 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5338 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5340 2010-02-19 Richard Guenther <rguenther@suse.de>
5342 PR tree-optimization/42944
5343 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5344 test for aliasing with errno.
5346 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5349 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5350 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5351 * dojump.c: Include output.h.
5352 (inv): New inline function.
5353 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5354 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5355 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5356 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5357 argument, pass it down to other calls.
5358 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5359 add REG_BR_PROB note to the conditional jump.
5360 * cfgexpand.c (add_reg_br_prob_note): Removed.
5361 (expand_gimple_cond): Don't call it, add the probability
5362 as last argument to jumpif_1/jumpifnot_1.
5363 * Makefile.in (dojump.o): Depend on output.h.
5364 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5366 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5367 * stmt.c (do_jump_if_equal): Likewise.
5368 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5369 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5370 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5372 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5373 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5374 jumpifnot_1 callers.
5375 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5377 (store_expr): Adjust jumpifnot caller.
5378 (store_constructor): Adjust jumpif caller.
5381 * gimplify.c (gimple_boolify): For __builtin_expect call
5382 gimple_boolify also on its first argument.
5384 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5386 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5388 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5389 * configure: Regenerated.
5391 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5393 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5394 lang_hooks.types_compatible_p instead of comptypes.
5396 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5398 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5399 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5400 if __prefer_thumb__ is defined.
5402 2010-02-18 Martin Jambor <mjambor@suse.cz>
5404 PR tree-optimization/43066
5405 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5406 array with zero-sized element type.
5408 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5410 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5411 rtx, allocate struct var_loc_node here and return it to the
5412 caller, and only if it is actually needed.
5413 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5414 move it earlier and return immediately if it returns NULL.
5416 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5418 * config/sparc/gas.h: New file. Restore
5419 TARGET_ASM_NAMED_SECTION to its ELF default.
5420 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5422 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5423 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5424 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5425 after sparc/sysv4.h.
5427 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5429 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5431 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5433 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5434 patterns from predicated pattern.
5436 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5439 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5440 for insn mnemonic suffix.
5442 2010-02-17 Richard Guenther <rguenther@suse.de>
5444 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5447 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5450 * caller-save.c (save_call_clobbered_regs): If BB ends with
5451 a DEBUG_INSN, move any notes in between last real insn and the last
5452 DEBUG_INSN after the last DEBUG_INSN.
5454 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5456 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5457 Fix return type. Fix argument type. Explain meaning of return value.
5459 2010-02-16 Richard Guenther <rguenther@suse.de>
5461 PR tree-optimization/41043
5462 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5463 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5465 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5467 2010-02-16 Ira Rosen <irar@il.ibm.com>
5469 PR tree-optimization/43074
5470 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5471 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5472 vectorizable cycles in hybrid SLP check.
5473 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5475 2010-02-16 Richard Guenther <rguenther@suse.de>
5477 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5478 (true_dependence): If memrefs_conflict_p computes must-alias
5479 trust it. Move TBAA check after offset-based disambiguation.
5480 (canon_true_dependence): Likewise.
5482 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5484 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5485 * doc/invoke.texi: Document it.
5486 * var-tracking.c: Include toplev.h and params.h.
5487 (vt_find_locations): Return bool indicating success. Compute
5488 hash sizes unconditionally. Check new parameter, report.
5489 (variable_tracking_main_1): Check vt_find_locations results and
5490 retry. Renamed from...
5491 (variable_tracking_main): ... this. New wrapper to preserve
5492 flag_var_tracking_assignments.
5493 * Makefile.in (var-tracking.o): Adjust dependencies.
5495 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5496 Jakub Jelinek <jakub@redhat.com>
5499 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5500 if weak_import attribute is present.
5501 * config/darwin.c (machopic_select_section): Likewise.
5503 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5506 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5507 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5508 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5510 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5513 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5516 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5517 Rewrite text to refer to the names.
5519 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5521 * config/i386/i386-builtin-types.def
5522 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5523 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5524 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5525 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5526 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5527 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5528 IX86_BUILTIN_VPERMIL2PS256.
5529 (MULTI_ARG_4_DF2_DI_I): Defined.
5530 (MULTI_ARG_4_DF2_DI_I1): Defined.
5531 (MULTI_ARG_4_SF2_SI_I): Defined.
5532 (MULTI_ARG_4_SF2_SI_I1): Defined.
5533 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5534 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5535 __builtin_ia32_vpermil2ps256.
5536 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5537 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5538 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5539 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5540 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5541 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5542 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5543 CODE_FOR_xop_vpermil2v8sf3.
5544 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5545 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5546 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5547 (_mm256_permute2_pd): New.
5548 (_mm_permute2_ps): New.
5549 (_mm256_permute2_ps): New.
5551 2010-02-15 Nick Clifton <nickc@redhat.com>
5553 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5554 boolean parameters. Use emit_jump_insn when emitting a pop
5555 instruction containing a return insn.
5556 (push): Use 'true' rather than '1' as second parameter to F.
5557 (h8300_expand_prologue): Likewise.
5558 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5559 (h8300_expand_epilogue): Likewise.
5561 2010-02-15 Richard Guenther <rguenther@suse.de>
5564 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5567 2010-02-15 Nick Clifton <nickc@redhat.com>
5569 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5572 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5574 * intl.c (fake_ngettext): New function.
5575 * intl.h (fake_ngettext): Declare.
5576 (ngettext): Define macro.
5577 * collect2.c (notice_translated): New function.
5578 (main): Use notice_translated and ngettext.
5579 * collect2.h (notice_translated): Declare.
5581 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5583 * reorg.c (delete_computation): Comment fixes.
5584 * caller-save.c (setup_save_areas): Idem.
5585 * sel-sched-dump.c (dump_lv_set): Idem.
5588 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5590 * config/s390/s390.c (s390_sched_init): New function.
5591 (TARGET_SCHED_INIT): Target hook defined.
5593 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5594 Jack Howarth <howarth@bromo.med.uc.edu>
5595 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5598 Partial revert of unintended change in fix for PR41605.
5599 * config/darwin.h: Fix typo.
5600 * config/darwin9.h: Same.
5602 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5604 * c-pch.c (pch_init): Clear v.
5606 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5609 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5610 graphite_can_represent_init for MULT_EXPR.
5612 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5616 * graphite-sese-to-poly.c (remove_phi): New.
5617 (translate_scalar_reduction_to_array): Call remove_phi.
5619 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5622 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5623 * graphite-clast-to-gimple.h (gloog): Update declaration.
5624 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5625 * graphite-poly.h (struct poly_bb): Add missing comments.
5626 (struct scop): Add poly_scop_p field.
5628 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5629 * graphite.c (graphite_transform_loops): Build the polyhedral
5630 representation for each scop before code generation.
5631 * sese.c (rename_variables_in_operand): Removed.
5632 (rename_variables_in_expr): Return the renamed expression.
5633 (rename_sese_parameters): New.
5634 * sese.h (rename_sese_parameters): Declared.
5636 2010-02-11 Richard Guenther <rguenther@suse.de>
5638 PR tree-optimization/42998
5639 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5640 POINTER_PLUS_EXPR properly.
5642 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5643 Changpeng Fang <changpeng.fang@amd.com>
5646 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5647 the cost of an IV candidate when the IV is used in a test against zero.
5649 * gcc.dg/tree-ssa/ivopts-3.c: New.
5651 2010-02-11 Richard Guenther <rguenther@suse.de>
5654 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5655 pointer-vs-decl case by swapping refs. Handle some cases
5656 of pointer-vs-decl disambiguations more conservatively.
5657 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5658 to false after expanding.
5660 2010-02-11 Richard Guenther <rguenther@suse.de>
5663 * gcc.c (process_command): Handle LTO file@offset case more
5666 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5668 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5669 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5671 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5673 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5674 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5675 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5676 Optimize eq/ne comparisons when both arguments are known to be
5678 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5679 Don't mask operands unnecessarily if they are known to be already
5682 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5684 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5687 2010-02-10 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/43017
5690 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5691 for wrapping signed arithmetic.
5693 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5696 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5697 if no debug info should be emitted for it.
5699 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5701 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5702 note when flag_exceptions is set.
5704 2010-02-10 Duncan Sands <baldrick@free.fr>
5706 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5708 2010-02-10 Richard Guenther <rguenther@suse.de>
5711 * tree.c (get_unwidened): Handle constants.
5712 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5714 2010-02-10 Martin Jambor <mjambor@suse.cz>
5717 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5718 check for variable argument counts independently.
5720 2010-02-10 Christian Bruel <christian.bruel@st.com>
5723 * config/sh/sh.c (find_barrier): Increase length for non delayed
5724 conditional branches.
5726 2010-02-10 Christian Bruel <christian.bruel@st.com>
5728 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5730 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5732 * builtins.c (set_builtin_user_assembler_name): Also handle
5733 ffs if int is smaller than word.
5735 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5738 * ira-conflicts.c (get_dup): Remove.
5739 (process_reg_shuffles): Add new parameter. Use it as an
5740 additional guard for copy generation.
5741 (add_insn_allocno_copies): Rewrite.
5743 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5745 * common.opt (fsched2-use-traces): Preserved for backward
5747 * doc/invoke.texi: Remove the documentation about option
5748 -fsched2-use-traces.
5749 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5750 flag_sched2_use_traces.
5751 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5752 the backward compatibility flag section.
5754 2010-02-09 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/43008
5757 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5758 make HEAP variables initialized from global memory if they
5759 are not known builtin functions.
5760 (find_func_aliases): Adjust.
5762 2010-02-09 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/43000
5765 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5766 arithmetic manually.
5768 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5770 PR tree-optimization/42931
5771 * tree-loop-linear.c (try_interchange_loops): Don't call
5772 double_int_mul if estimated_loop_iterations failed.
5774 2010-02-08 Martin Jambor <mjambor@suse.cz>
5777 * tree-sra.c (build_accesses_from_assign): Do not mark in
5778 should_scalarize_away_bitmap if stmt has volatile ops.
5779 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5782 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5784 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5786 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5788 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5791 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5794 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5796 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5799 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5800 to unknown_dependence.
5801 (graphite_legal_transform_dr): Handle the unknown_dependence.
5802 (graphite_carried_dependence_level_k): Same.
5804 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5806 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5808 2010-02-07 Richard Guenther <rguenther@suse.de>
5811 * expr.c (get_inner_reference): Always initialize *pbitsize.
5813 2010-02-07 Richard Guenther <rguenther@suse.de>
5816 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5817 new ARRAY_REFs on variable size element or minimal index arrays.
5819 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5820 gimple_fold_indirect_ref.
5822 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5825 * arm.c (arm_override_options): Just return if the user has specified
5826 an invalid fpu name.
5828 2010-02-03 Jason Merrill <jason@redhat.com>
5831 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5832 i386_pe_maybe_record_exported_symbol.
5834 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5837 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5838 (pa_delegitimize_address): New function.
5840 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5842 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5843 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5845 2010-02-05 Richard Guenther <rguenther@suse.de>
5848 * lto-streamer-in.c (get_resolution): Deal with references
5849 to undefined functions.
5851 2010-02-05 Richard Guenther <rguenther@suse.de>
5853 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5854 (fold_const_aggregate_ref): Likewise.
5855 (ccp_fold_stmt): Substitute loads.
5856 (maybe_fold_reference): Verify types before substituting.
5858 (fold_gimple_assign): Unshare properly.
5859 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5861 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5863 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5864 for rs6000_gen_cell_microcode.
5866 2010-02-04 Richard Guenther <rguenther@suse.de>
5868 PR rtl-optimization/42952
5869 * dse.c (const_or_frame_p): Remove MEM handling.
5871 2010-02-04 Nick Clifton <nickc@redhat.com>
5873 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5874 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5875 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5876 (mn10300_asm_output_mi_thunk): New function.
5877 (mn10300_can_output_mu_thunk): New function.
5878 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5879 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5880 (FUNCTION_ARG): Delete incorrect comment.
5882 2010-02-03 Jason Merrill <jason@redhat.com>
5885 * fold-const.c (operand_equal_p): Handle erroneous types.
5887 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5889 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5891 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5893 PR rtl-optimization/42941
5894 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5897 2010-02-03 Jason Merrill <jason@redhat.com>
5900 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5902 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5905 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5906 (cselib_reset_table): Renamed from...
5907 (cselib_reset_table_with_next_value): ... this.
5908 (cselib_get_next_uid): Renamed from...
5909 (cselib_get_next_unknown_value): ... this.
5910 * cselib.c (next_uid): Renamed from...
5911 (next_unknown_value): ... this.
5912 (cselib_clear_table): Adjust.
5913 (cselib_reset_table): Adjust. Renamed from...
5914 (cselib_reset_table_with_next_value): ... this.
5915 (cselib_get_next_uid): Adjust. Renamed from...
5916 (cselib_get_next_unknown_value): ... this.
5917 (get_value_hash): Use hash.
5918 (cselib_hash_rtx): Likewise.
5919 (new_cselib_val): Adjust. Set and dump uid.
5920 (cselib_lookup_mem): Pass next_uid as hash.
5921 (cselib_subst_to_values): Likewise.
5922 (cselib_log_lookup): Dump uid.
5923 (cselib_lookup): Pass next_uid as hash. Adjust.
5924 (cselib_process_insn): Adjust.
5925 (cselib_init): Initialize next_uid.
5926 (cselib_finish): Adjust.
5927 (dump_cselib_table): Likewise.
5928 * dse.c (canon_address): Dump value uid.
5929 * print-rtl.c (print_rtx): Print value uid.
5930 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5932 (dv_uid): New function, sort of renamed from...
5933 (dv_htab_hash): ... this, reimplemented in terms of it and...
5934 (dv_uid2hash): ... this. New.
5935 (variable_htab_eq): Drop excess assertions.
5936 (tie_break_pointers): Removed.
5937 (canon_value_cmp): Compare uids.
5938 (variable_post_merge_New_vals): Print uids.
5939 (vt_add_function_parameters): Adjust.
5940 (vt_initialize): Reset table. Adjust.
5942 2010-02-03 Richard Guenther <rguenther@suse.de>
5944 PR tree-optimization/42944
5945 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5946 (call_may_clobber_ref_p_1): Likewise. Properly handle
5947 malloc and calloc clobbering errno.
5949 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5951 * doc/invoke.texi: Fix name of sched1 dump.
5953 * opts.c (decode_options): Set flag_tree_switch_conversion
5954 only conditionally on optimize >= 2.
5956 * gcse.c: Assorted comment fixes in pass description.
5958 2010-02-03 Anthony Green <green@moxielogic.com>
5960 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5961 nop padding in order to maintain alignment of storage location of
5962 target function address.
5963 (moxie_trampoline_init): Store target function address at newly
5965 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5967 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5969 2010-02-03 Richard Guenther <rguenther@suse.de>
5972 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5974 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5976 * config.gcc: Reenable check for obsolete targets.
5977 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5978 mips-sgi-irix6.[0-4]*.
5980 2010-02-02 Nick Clifton <nickc@redhat.com>
5982 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5983 constant size of 4 as being the same as 0.
5984 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5985 can take values in the range 0..4.
5987 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5990 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5991 as _darwin10_Unwind_FindEnclosingFunction().
5992 * libgcc-libsystem.ver: New.
5994 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5997 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5998 implicitly set registers.
6000 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6002 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6003 (arm_override_options): Allow automatic selection of the thread
6004 pointer register if thumb2.
6005 (legitimize_pic_address): Improve code sequences for Thumb2.
6006 (arm_call_tls_get_addr): Likewise.
6007 (legitimize_tls_address): Likewise.
6008 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6009 (pic_load_addr_32bit): ... this. New named pattern.
6010 * thumb2.md (pic_load_addr_thumb2): Delete.
6011 (pic_load_dot_plus_four): Delete.
6012 (tls_load_dot_plus_four): New named pattern.
6014 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6017 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6018 Document fix for TLS bug.
6020 2010-01-31 Richard Guenther <rguenther@suse.de>
6022 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6023 conservatively correct.
6025 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6029 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6031 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6033 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6035 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6037 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6039 * config.gcc: Adjust order of makefile fragments for mingw targets.
6041 2010-01-31 Richard Guenther <rguenther@suse.de>
6044 * gimplify.c (gimplify_init_constructor): For volatile LHS
6045 initialize a temporary.
6047 2010-01-31 Matthias Klose <doko@ubuntu.com>
6049 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6051 * configure: Regenerate.
6053 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6055 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6056 the same alias set and their sizes different constantness.
6057 (aliasing_component_refs_p): Revert 2009-10-24 change.
6059 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6061 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6064 2010-01-29 Richard Guenther <rguenther@suse.de>
6066 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6067 Assert we successfully updated the call.
6069 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6071 PR rtl-optimization/42889
6072 * df.h (df_set_bb_dirty_nonlr): New prototype.
6073 * df-core.c (df_set_bb_dirty_nonlr): New function.
6074 * df-scan.c (df_insn_rescan): Call it instead of
6075 df_set_bb_dirty for DEBUG_INSNs.
6077 2010-01-29 Richard Guenther <rguenther@suse.de>
6080 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6081 quadratic behavior in most cases.
6083 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6086 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6087 in the call to gen_x86_movsicc_0_m1.
6089 2010-01-28 Richard Guenther <rguenther@suse.de>
6091 PR tree-optimization/42871
6092 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6094 2010-01-28 Richard Guenther <rguenther@suse.de>
6096 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6097 into call arguments.
6099 2010-01-28 Richard Guenther <rguenther@suse.de>
6102 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6103 the forwarder if the destination is an EH landing pad.
6105 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6107 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6108 block list passed to gimple_duplicate_sese_tail.
6109 (parallelize_loops): Avoid parallelization when the function
6111 Avoid parallelization when the preheader is IRREDUCIBLE.
6112 Try to optimize when estimated_loop_iterations_int is unresolved.
6113 Add the loop's location to the dump file.
6114 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6115 (gimple_duplicate_sese_tail): Remove the check for the latch.
6116 Redirect nexits to the exit block.
6117 Remove handling of the incoming edges to the latch.
6118 Redirect the backedge from the copied latch to the exit bb.
6120 2010-01-28 Michael Matz <matz@suse.de>
6123 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6124 Wrap force_reg into a sequence, emit it before user.
6126 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6128 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6130 (arm_legacy_rev): Likewise.
6131 (thumb_legacy_rev): Likewise.
6133 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6135 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6136 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6137 on MEM's address failed, try avoid_constant_pool_reference and
6138 recurse if it returned something different.
6139 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6140 address, try avoid_constant_pool_reference and recurse if it
6141 returned something different.
6142 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6143 address and avoid_constant_pool_reference returned something
6144 different, don't set have_address.
6146 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6149 * var-tracking.c (val_store): Add modified argument, obey it.
6151 (count_uses): Move down logging of main.
6152 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6153 don't need resolution.
6154 (emit_notes_in_bb): Likewise.
6156 2010-01-27 Richard Guenther <rguenther@suse.de>
6159 * tree-inline.c (remap_decl): Delay remapping of SSA name
6160 default definitions until we need them.
6162 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6164 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6165 (rs6000_delegitimize_address): New function.
6167 * config/s390/s390.c (s390_delegitimize_address): Call
6168 delegitimize_mem_from_attrs.
6171 * tree-inline.c (cannot_copy_type_1): Removed.
6172 (copy_forbidden): Don't forbid copying of functions containing
6173 records/unions with variable length fields.
6175 2010-01-27 Christian Bruel <christian.bruel@st.com>
6179 * config/sh/sh.c (find_barrier): Increase length for non delayed
6180 conditional branches.
6182 2010-01-27 Matthias Klose <doko@ubuntu.com>
6184 * configure.ac (gnu-unique-object): Fix ldd version check.
6185 * configure: Regenerate.
6187 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6189 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6191 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6192 Test for HAVE_GNU_AS value.
6194 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6196 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6197 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6198 INT64_TYPE): Define.
6199 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6200 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6201 INT_LEAST64_TYPE): Define.
6202 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6203 UINT_LEAST64_TYPE): Define.
6204 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6205 INT_FAST64_TYPE): Define.
6206 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6207 UINT_FAST64_TYPE): Define.
6208 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6209 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6210 (SIG_ATOMIC_TYPE): Define.
6212 2010-01-26 Richard Guenther <rguenther@suse.de>
6214 * df-scan.c (df_scan_set_bb_info): Remove assert.
6215 (df_insn_rescan_debug_internal): Merge asserts.
6216 (df_install_ref): Likewise.
6217 (df_mark_reg): Use bitmap_set_range.
6218 (df_hard_reg_used_p): Remove assert.
6219 (df_hard_reg_used_count): Likewise.
6221 2010-01-26 Richard Guenther <rguenther@suse.de>
6223 PR rtl-optimization/42685
6224 * web.c (web_main): Ignore DEBUG_INSNs.
6226 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6228 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6230 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6231 Fix types of fndecl and arglist parameters.
6233 2010-01-26 Richard Guenther <rguenther@suse.de>
6236 * tree-eh.c (unsplit_eh): Skip debug insns.
6238 2010-01-26 Richard Guenther <rguenther@suse.de>
6240 PR tree-optimization/42250
6241 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6243 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6246 * omp-low.c (expand_omp_sections): Only use single_pred if
6247 l2_bb is single_pred_p.
6249 2010-01-25 Christian Bruel <christian.bruel@st.com>
6252 * config/sh/sh.c (find_barrier): Increase length for non delayed
6253 conditional branches.
6254 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6256 2010-01-24 David S. Miller <davem@davemloft.net>
6258 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6259 define if not using GAS.
6260 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6261 Likewise. Delete SECTION_MERGE code, which is only applicable
6264 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6267 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6268 mangling of va_list in system headers.
6270 2010-01-23 Toon Moene <toon@moene.org>
6272 * tree-predcom.c (combine_chains): Return NULL, not false.
6274 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6276 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6277 initialization of variable res to agree with return type.
6279 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6281 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6282 * tree-sra.c: Add include of expr.h.
6284 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6286 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6287 insert the debug stmt on the single non-EH edge from the stmt.
6289 2010-01-22 Richard Henderson <rth@redhat.com>
6292 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6293 the RHS until after generate_subtree_copies has insertted its
6294 code before the current statement.
6296 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6298 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6300 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6302 2010-01-21 Martin Jambor <mjambor@suse.cz>
6304 PR tree-optimization/42585
6305 * tree-sra.c (struct access): New field grp_total_scalarization.
6306 (dump_access): Dump the new field.
6307 (should_scalarize_away_bitmap): New variable.
6308 (cannot_scalarize_away_bitmap): Likewise.
6309 (sra_initialize): Allocate new bitmaps.
6310 (sra_deinitialize): Free new bitmaps.
6311 (create_access_1): New function.
6312 (create_access): Parts moved to create_access_1.
6313 (type_consists_of_records_p): New function.
6314 (completely_scalarize_record): Likewise.
6315 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6316 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6317 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6319 (analyze_all_variable_accesses): Completely scalarize small eligible
6322 2010-01-21 Martin Jambor <mjambor@suse.cz>
6324 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6326 2010-01-21 Andrew Haley <aph@redhat.com>
6328 * gcc.c (process_command): Move lang_specific_driver before
6329 setting cc_libexec_prefix.
6331 2010-01-21 Richard Guenther <rguenther@suse.de>
6334 * fold-const.c (negate_expr_p): Pretend only negative
6335 real constants are easily negatable.
6337 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6338 Jason Merrill <jason@redhat.com>
6340 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6341 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6342 * calls.c (initialize argument_information): Handle it.
6343 * c-common.c (handle_transparent_union_attribute): Use new name.
6344 * c-decl.c (finish_struct): Ditto.
6345 * c-typeck.c (type_lists_compatible_p): Ditto.
6346 (convert_for_assignment): Use new name and also handle record.
6347 * function.c (aggregate_value_p): Handle it.
6348 (pass_by_reference): Ditto.
6349 (assign_parm_data_types): Ditto.
6350 * print-tree.c (print_node): Ditto.
6351 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6352 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6353 * tree.c (first_field): New fn.
6355 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6358 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6359 even when linking statically, for now.
6361 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6364 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6365 without a cselib val.
6366 (count_uses): Accept MO_VAL_SET with no val on stores.
6367 (add_stores): Likewise.
6369 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6371 * var-tracking.c (check_value_val): Add a compile time assertion.
6372 (dv_is_decl_p): Simplify.
6373 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6374 gcc_assert if ENABLE_CHECKING.
6376 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6379 * var-tracking.c: Include tree-flow.h.
6380 (mem_dies_at_call): New.
6381 (dataflow_set_preserve_mem_locs): Use it.
6382 (dataflow_set_remove_mem_locs): Likewise.
6383 (dump_var): Renamed from dump_variable. Adjust all callers.
6384 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6385 * Makefile.in (var-tracking.o): Adjust deps.
6387 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6389 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6391 2010-01-20 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/42717
6394 * tree-ssa-dce.c (get_live_post_dom): Remove.
6395 (forward_edge_to_pdom): Take an arbitrary edge to copy
6396 degenerate PHI args from.
6397 (remove_dead_stmt): Use the first post-dominator even if it
6398 does not contain live statements as redirection destination.
6400 2010-01-20 Richard Guenther <rguenther@suse.de>
6402 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6404 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6406 * sel-sched.c (create_speculation_check): Remove set but not used
6408 (try_transformation_cache): Remove set but not used variable ds.
6409 (calculate_privileged_insns): Remove set but not used variables
6410 cur_insn and min_spec_insn.
6411 (find_best_expr): Remove set but not used variable avail_n.
6412 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6414 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6416 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6417 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6420 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6423 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6424 cpu types. Add support for *-sse3 cpu types.
6425 (x86_64-*-*): Ditto.
6427 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6430 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6431 argument, call initializer_constant_valid_p_1 instead of
6432 initializer_constant_valid_p, pass CACHE to it, return NULL
6433 immediately if first call returns NULL.
6434 (initializer_constant_valid_p_1): New function.
6435 (initializer_constant_valid_p): Use it.
6437 2010-01-20 Thomas Quinot <quinot@adacore.com>
6439 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6441 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6443 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6444 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6445 (loc_list_from_tree): Don't handle unsigned division. Handle
6446 signed modulo using DW_OP_{over,over,div,mul,minus}.
6447 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6448 modulo instead of signed.
6450 2010-01-20 DJ Delorie <dj@redhat.com>
6452 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6454 (h8300_emit_stack_adjustment): Propogate it.
6456 (h8300_expand_prologue): Likewise.
6457 (h8300_expand_epilogue): Likewise.
6459 2010-01-19 Michael Matz <matz@suse.de>
6461 PR tree-optimization/41783
6462 * tree-data-ref.c (toplevel): Include flags.h.
6463 (dump_data_dependence_relation): Also dump the inputs if the
6464 result will be unknown.
6465 (split_constant_offset_1): Look through some conversions.
6466 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6467 the offset from last element is too large.
6468 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6469 (reassociate_to_the_same_stmt): Handle vector registers.
6470 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6472 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6473 wide_prolog_niters argument, emit widening instructions.
6474 (vect_do_peeling_for_alignment): Adjust caller, use widened
6475 variant of the iteration cound.
6476 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6478 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6481 * config/arm/neon-testgen.m (emit_automatics): New parameter
6482 features. Adjust for Fixed_return_reg feature.
6483 (test_intrinsic): Call emit_automatics with new feature.
6484 * config/arm/neon.ml: Update copyright years.
6485 (features): New Fixed_return_reg feature.
6486 (ops): Update feature for Vget_low.
6488 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6490 PR tree-optimization/42719
6491 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6495 * fwprop.c (all_uses_available_at): Return false if def_set dest
6496 is a REG that is used in def_insn.
6498 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6500 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6502 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6505 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6507 * target.h (struct gcc_target) <secondary_reload>: Change type
6508 of last argument to secondary_reload_info *.
6510 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6513 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6514 memory references with unaligned offsets. Remove CQImode handling.
6515 (unaligned_memory_operand): Return 1 for memory references with
6516 unaligned offsets. Remove CQImode handling.
6518 2010-01-18 Richard Guenther <rguenther@suse.de>
6521 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6524 2010-01-18 Richard Guenther <rguenther@suse.de>
6526 PR tree-optimization/42781
6527 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6528 restrict processing only if the original variable was artificial.
6530 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6532 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6533 find number of popped argument bytes.
6535 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6536 Fix the text that describes the return value for invalid insns.
6538 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6540 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6541 Clarify what 'cost of the -dependence' is. Fix quoting.
6543 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6544 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6546 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6548 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6549 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6551 2010-01-17 Richard Guenther <rguenther@suse.de>
6554 * function.c (split_complex_args): Take a VEC to modify.
6555 (assign_parms_augmented_arg_list): Build a VEC instead of
6556 a chain of PARM_DECLs.
6557 (assign_parms_unsplit_complex): Take a VEC of arguments.
6558 Do not fixup unmodified parms.
6559 (assign_parms): Deal with the VEC.
6560 (gimplify_parameters): Likewise.
6562 2010-01-17 Richard Guenther <rguenther@suse.de>
6564 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6565 node existence check.
6566 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6567 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6568 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6569 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6570 (gimple_execute_on_growing_pred): Likewise.
6572 2010-01-17 Richard Guenther <rguenther@suse.de>
6574 PR tree-optimization/42773
6575 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6576 (compute_antic_aux): Likewise.
6577 (compute_partial_antic_aux): Likewise.
6579 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6582 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6585 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6587 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6590 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6591 Fix markup for strict argument.
6593 (TARGET_SCHED_REORDER2): Fix argument types.
6595 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6596 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6598 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6599 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6601 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6604 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6605 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6606 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6607 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6608 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6610 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6612 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6614 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6615 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6617 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6619 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6622 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6624 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6625 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6627 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6629 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6631 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6632 referring to it. Fix language.
6634 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6636 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6638 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6640 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6642 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6643 '@var{stream}. Remove stray 'and'.
6645 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6647 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6649 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6651 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6652 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6654 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6655 Fix description of return value.
6656 Rename argument "sz" to "len."
6658 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6659 Clarify meaning of 'true' return value.
6661 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6663 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6664 rep_mode versus mode_rep.
6666 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6668 (TARGET_BUILTIN_DECL): Fix name.
6670 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6672 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6674 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6676 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6678 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6680 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6683 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6684 Rename argument tm_fn to md_fn.
6686 (TARGET_OPTION_PRINT): Fix argument list.
6688 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6691 * config/i386/i386.c (ix86_fixup_binary_operands):
6692 Revert FMA4 fixup of operands.
6694 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6697 * Makefile.in (write_entries_to_file, install-plugin):
6698 Use \012 instead of \n with tr.
6700 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6702 * configure.ac (HAVE_AS_REF): New C macro.
6703 * configure: Regenerate.
6704 * config.in: Likewise.
6705 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6707 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6710 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6712 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6714 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6716 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6718 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6720 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6722 (TARGET_BINDS_LOCAL_P): Fix argument type.
6724 (TARGET_ASM_FILE_END): Use prototype.
6726 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6728 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6730 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6732 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6734 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6735 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6737 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6738 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6740 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6741 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6742 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6743 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6745 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6747 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6749 (TARGET_INIT_BUILTINS): Use prototype.
6751 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6752 Put 'const char *' in braces. Fix parameter types.
6753 (TARGET_INVALID_CONVERSION): Fix parameter types.
6754 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6755 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6757 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6760 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6762 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6764 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6766 * doc/tm.texi (TARGET_HELP): Fix return type.
6768 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6769 in braces. Fix argument types.
6771 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6773 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6775 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6777 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6778 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6780 (TARGET_MANGLE_TYPE): Fix argument types.
6782 (TARGET_IRA_COVER_CLASSES): Use prototype.
6784 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6786 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6788 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6790 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6792 (TARGET_CALLEE_COPIES): Fix argument types.
6794 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6796 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6798 (TARGET_FUNCTION_VALUE): Fix argument types.
6800 (TARGET_RETURN_IN_MSB): Fix argument type.
6802 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6804 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6806 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6808 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6809 agree with return type.
6811 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6813 2010-01-15 Jing Yu <jingyu@google.com>
6815 PR rtl-optimization/42691
6816 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6817 a pseudo to a constant and are merged, and adjust comments.
6819 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6821 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6823 2010-01-15 Richard Guenther <rguenther@suse.de>
6826 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6827 labels of computed or non-local gotos to the destination.
6828 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6829 landing pad label is the first label.
6831 2010-01-15 Richard Guenther <rguenther@suse.de>
6833 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6835 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6838 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6839 to allow generation of the xssqrtdp instruction on power7.
6840 (sqrtdf2_fpr): Ditto.
6842 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6845 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6846 functions with noreturn attribute.
6849 * varasm.c (declare_weak): Add weak attribute to decl if it
6850 doesn't have one already.
6851 (assemble_external): Only add decls to weak_decls if they also
6852 have weak attribute.
6854 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6856 * var-tracking.c (var_reg_delete): Don't delete the association
6857 between REGs and values or one-part variables if the register
6860 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6863 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6864 because its first operand is a non-localized variable.
6866 2010-01-14 Martin Jambor <mjambor@suse.cz>
6868 PR tree-optimization/42706
6869 * tree-sra.c (encountered_recursive_call): New variable.
6870 (encountered_unchangable_recursive_call): Likewise.
6871 (sra_initialize): Initialize both new variables.
6872 (callsite_has_enough_arguments_p): New function.
6873 (scan_function): Call decl and flags check only for IPA-SRA, check
6874 whether there is a recursive call and whether it has enough arguments.
6875 (all_callers_have_enough_arguments_p): New function.
6876 (convert_callers): Look for recursive calls only when
6877 encountered_recursive_call is set.
6878 (ipa_early_sra): Bail out either if
6879 !all_callers_have_enough_arguments_p or
6880 encountered_unchangable_recursive_call.
6882 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6884 * sel-sched.c: Add 2010 to copyright years.
6885 * sel-sched-ir.c: Likewise.
6886 * sel-sched-ir.h: Likewise.
6888 2010-01-14 Martin Jambor <mjambor@suse.cz>
6890 PR tree-optimization/42714
6891 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6892 constructors specially.
6894 2010-01-14 Andi Kleen <ak@linux.intel.com>
6896 * config/i386/drivers-i386.c (detect_caches_intel):
6897 Add l2sizekb parameter and fill in.
6898 (host_detect_local_cpu): Add l2sizekb, fill in.
6899 Add Atom small cache heuristic.
6901 2010-01-14 Andi Kleen <ak@linux.intel.com>
6903 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6904 Add level3 parameter and fill in.
6905 (detect_caches_intel): Handle level3 cache.
6907 2010-01-14 Andi Kleen <ak@linux.intel.com>
6909 * config/i386/drivers-i386.c (host_detect_local_cpu):
6910 Fix core duo detection.
6912 2010-01-14 Andi Kleen <ak@linux.intel.com>
6914 * config/i386/drivers-i386.c (host_detect_local_cpu):
6917 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6919 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6920 (rs6000_variable_issue_1): this. Use...
6921 (rs6000_variable_issue): here. Reimplement. Print debug info.
6923 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6925 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6926 sel_restore_notes. Update all callers. Call reemit_notes
6929 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6931 PR rtl-optimization/42246
6932 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6935 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6937 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6938 all successors is the same as number of successors in current region.
6940 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6942 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6943 to rename is not separable. Otherwise check that its LHS is not NULL.
6945 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6947 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6949 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6951 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6952 available registers when failed to discover LHS register class.
6953 Fix indentation. Update comment.
6955 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6956 Alexander Monakov <amonakov@ispras.ru>
6958 PR rtl-optimization/42389
6959 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6961 (advance_state_on_fence): Likewise.
6962 (sel_target_adjust_priority): Print debug output only when
6963 sched_verbose >= 4, not 2.
6964 (get_expr_cost): Do not issue all unique insns on the next cycle.
6965 (fill_insns): Initialize can_issue_more from the value saved
6967 * sel-sched-ir.c (flist_add): New parameter issue_more.
6968 Init FENCE_ISSUE_MORE with it.
6969 (merge_fences): Likewise.
6970 (init_fences): Update call to flist_add.
6971 (add_to_fences, add_clean_fence_to_fences)
6972 (add_dirty_fence_to_fences): Likewise.
6973 (move_fence_to_fences): Update call to merge_fences.
6974 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6976 * sel-sched-ir.h (struct _fence): New field issue_more.
6977 (FENCE_ISSUE_MORE): New accessor macro.
6979 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6981 PR rtl-optimization/42388
6982 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6983 that have no predecessors nor successors. Do not call move_bb_info
6984 for empty blocks outside of current region.
6986 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6988 PR rtl-optimization/42294
6989 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6990 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6991 originators' originators.
6993 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6995 PR rtl-optimization/39453
6996 PR rtl-optimization/42246
6997 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6999 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7001 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7002 Alexander Monakov <amonakov@ispras.ru>
7005 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7006 (maybe_tidy_empty_bb): ... here. Make static. Add new
7007 argument. Update all callers.
7008 (tidy_control_flow): ... and here. Recompute topological order
7009 of basic blocks in region if necessary.
7010 (sel_redirect_edge_and_branch): Change return type. Return true
7011 if topological order might have been invalidated.
7012 (purge_empty_blocks): Export and move from...
7013 * sel-sched.c (purge_empty_blocks): ... here.
7014 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7015 (maybe_tidy_empty_bb): Delete prototype.
7016 (purge_empty_blocks): Declare.
7018 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7020 PR rtl-optimization/42249
7021 * sel-sched.c (try_replace_dest_reg): When chosen register
7022 and original register is the same, do not bail out early, but
7023 still check all original insns for validity of replacing destination
7024 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7027 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7030 Port from no-undefined-overflow branch:
7031 2009-03-09 Richard Guenther <rguenther@suse.de>
7033 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7035 2010-01-14 Richard Guenther <rguenther@suse.de>
7038 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7040 2010-01-14 Ira Rosen <irar@il.ibm.com>
7042 PR tree-optimization/42709
7043 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7044 as scalar type in creation of constant vector operand.
7046 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7049 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7050 (check-parallel-%): Match `testsuite' directory component only
7053 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7055 PR translation/39521
7056 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7059 2010-01-13 Richard Guenther <rguenther@suse.de>
7061 PR tree-optimization/42730
7062 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7065 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7068 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7069 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7072 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7074 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7075 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7076 ___umulsi3_highpart.
7078 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7079 rather than schedule_insns if the pass is enabled.
7081 2010-01-13 Martin Jambor <mjambor@suse.cz>
7083 PR tree-optimization/42704
7084 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7087 2010-01-13 Martin Jambor <mjambor@suse.cz>
7089 PR tree-optimization/42703
7090 * tree-sra.c (analyze_access_subtree): Check that we can build a
7091 reference to the original data within the aggregate.
7093 2010-01-13 Richard Guenther <rguenther@suse.de>
7095 PR tree-optimization/42705
7096 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7098 2010-01-13 Richard Guenther <rguenther@suse.de>
7101 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7103 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7106 * var-tracking.c (values_to_unmark): New variable.
7107 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7108 values_to_unmark vector. Moved body to...
7109 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7110 instead queue it into values_to_unmark vector.
7111 (vt_find_locations): Free values_to_unmark vector.
7113 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7115 * config/s390/s390.c (override_options): Set
7116 default of max-pending-list-length to 256
7118 2010-01-13 Richard Guenther <rguenther@suse.de>
7121 * tree-pass.h (PROP_gimple_lcx): New.
7122 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7123 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7124 before the final cleanup_eh.
7125 (dump_properties): Dump PROP_gimple_lcx.
7126 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7127 (tree_lower_complex_O0): Remove.
7128 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7129 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7130 tree_lower_complex, schedule TODO_update_ssa.
7131 * lto-streamer-out.c (output_function): Stream the functions
7133 * lto-streamer-in.c (input_function): Likewise.
7134 (lto_read_body): Do not override them here.
7136 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7139 * c-typeck.c (build_c_cast): Fold value cast to union type before
7140 wrapping it in a CONSTRUCTOR.
7142 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7144 PR rtl-optimization/42699
7145 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7148 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7150 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7151 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7152 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7153 SUBTARGET_WARN_UNUSED_SPEC): ... here
7154 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7156 2010-01-12 Julian Brown <julian@codesourcery.com>
7158 * config/arm/neon-schedgen.ml (Utils): Don't try to
7159 open missing module.
7160 (find_with_result): New.
7162 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7165 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7166 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7168 PR tree-optimization/42645
7169 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7170 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7171 decl_map, set processing_debug_stmt to -1 and return name without
7174 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7176 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7177 binutils version, and reword target configuration description.
7179 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7181 * config/avr/avr.h (LINKER_NAME): Remove.
7183 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7186 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7187 that support VSX, warn for -mno-altivec if vsx is not disabled,
7190 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7191 Shujing Zhao <pearly.zhao@oracle.com>
7193 PR translation/42469
7194 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7195 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7196 character between option name and help text.
7197 * c.opt (imultilib): Likewise.
7199 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7201 * lto-streamer-out.c (output_unreferenced_globals): Output static
7204 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7206 PR rtl-optimization/42621
7207 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7208 optimizing for size.
7209 (duplicate_computed_gotos): Remove now-redundant check.
7211 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7214 * configure.ac: Save and restore LDFLAGS and LIBS
7215 * configure: Regenerate.
7217 2010-01-10 Richard Guenther <rguenther@suse.de>
7220 * builtins.c (fold_builtin_strlen): Add type argument and
7221 convert the resulting length to it.
7222 (fold_builtin_1): Adjust.
7224 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7226 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7227 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7229 (num_insns_constant_wide): Adjust for that change.
7231 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7234 * web.c (union_defs): Add used argument, to combine uses of
7236 (entry_register): Adjust type and tests of used argument.
7237 (web_main): Widen used for new use. Pass it to union_defs.
7238 * df.h (union_defs): Adjust prototype.
7240 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7243 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7244 uses in new incoming argument. Free body.
7245 (reset_debug_uses_in_loop): New.
7246 (analyze_insn_to_expand_var): Call the latter if the former found
7247 anything. Fix whitespace. Reject invalid dest overlaps before
7248 going through all insns in the loop.
7250 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7253 * haifa-sched.c (dying_use_p): Debug insns don't count.
7255 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7258 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7259 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7260 (verify_gimple_call): Reject LHS in noreturn calls.
7262 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7266 * tree-vect-loop-manip.c (adjust_info): New type.
7267 (adjust_vec): New pointer to vector.
7268 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7269 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7270 (slpeel_update_phis_for_duplicate_loop): Use them.
7271 (slpeel_update_phi_nodes_for_guard1): Likewise.
7272 (slpeel_update_phi_nodes_for_guard2): Likewise.
7273 (slpeel_tree_peel_loop_to_edge): Likewise.
7274 (vect_update_ivs_after_vectorizer): Likewise.
7276 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7278 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7279 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7281 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7283 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7284 bogus uninitialized warning.
7286 2010-01-09 Richard Guenther <rguenther@suse.de>
7289 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7290 the evolution is compatible with the initial condition.
7292 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7294 * gcc.c (process_command): Update copyright notice dates.
7295 * gcov.c (print_version): Likewise.
7296 * gcov-dump.c (print_version): Likewise.
7297 * mips-tfile.c (main): Likewise.
7298 * mips-tdump.c (main): Likewise.
7300 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7303 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7305 (rotlhi3_8): Delete.
7307 (rotlsi3_8): Delete.
7308 (rotlsi3_16): Delete.
7309 (rotlsi3_24): Delete.
7311 (*rotw<mode>3): New.
7312 (*rotb<mode>3): New.
7313 * config/avr/avr.c (avr_rotate_bytes): New function.
7314 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7316 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7319 * configure.ac: Modify -rdynamic check.
7320 * configure: Regenerate.
7322 2010-01-08 DJ Delorie <dj@redhat.com>
7324 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7325 register popping order.
7327 2010-01-08 Richard Guenther <rguenther@suse.de>
7330 * c.opt (fsigned-char): Also let LTO handle this option.
7331 (funsigned-char): Likewise.
7333 2010-01-07 Richard Guenther <rguenther@suse.de>
7335 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7336 (gimple_op): Likewise.
7337 (gimple_op_ptr): Likewise.
7338 (gimple_assign_set_lhs): Remove gcc_assert.
7339 (gimple_assign_set_rhs1): Likewise.
7340 (gimple_assign_set_rhs2): Likewise.
7341 (gimple_call_set_lhs): Likewise.
7342 (gimple_call_set_fn): Likewise.
7343 (gimple_call_set_fndecl): Likewise.
7344 (gimple_call_fndecl): Likewise.
7345 (gimple_call_return_type): Likewise.
7346 (gimple_call_set_chain): Likewise.
7347 (gimple_call_num_args): Likewise.
7348 (gimple_call_set_arg): Likewise.
7349 (gimple_cond_set_code): Likewise.
7350 (gimple_cond_set_lhs): Likewise.
7351 (gimple_cond_set_rhs): Likewise.
7352 (gimple_cond_set_true_label): Likewise.
7353 (gimple_cond_set_false_label): Likewise.
7354 (gimple_label_set_label): Likewise.
7355 (gimple_goto_set_dest): Likewise.
7356 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7357 (gimple_debug_bind_get_value): Likewise.
7358 (gimple_debug_bind_get_value_ptr): Likewise.
7359 (gimple_debug_bind_set_var): Likewise.
7360 (gimple_debug_bind_set_value): Likewise.
7361 (gimple_debug_bind_reset_value): Likewise.
7362 (gimple_debug_bind_has_value_p): Likewise.
7363 (gimple_return_retval_ptr): Remove gcc_assert.
7364 (gimple_return_retval): Likewise.
7365 (gimple_return_set_retval): Likewise.
7366 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7367 (safe_referenced_var_iterator): Remove.
7368 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7369 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7370 (fill_referenced_var_vec): Remove.
7371 (first_readonly_imm_use): Remove redundant gcc_assert.
7372 (phi_arg_index_from_use): Combine gcc_asserts.
7373 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7374 (first_imm_use_stmt): Remove redundant gcc_assert.
7375 * tree-cfg.c (verify_gimple_call): Verify function and chain
7376 operands. Verify arguments.
7377 (verify_types_in_gimple_stmt): Verify condition code and labels.
7379 2010-01-07 Richard Guenther <rguenther@suse.de>
7381 PR tree-optimization/42641
7382 * sese.c (rename_map_elt_info): Use the SSA name version, do
7385 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7387 PR tree-optimization/42625
7388 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7389 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7391 2010-01-07 Duncan Sands <baldrick@free.fr>
7393 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7395 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7398 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7399 note itself is not function_invariant_p.
7401 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7403 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7404 Do not add the DF_NOTE problem.
7405 * store-motion.c (execute_rtl_store_motion): Likewise.
7407 2010-01-07 Martin Jambor <mjambor@suse.cz>
7409 PR tree-optimization/42157
7410 * tree-sra.c (compare_access_positions): Stabilize sort if both
7411 accesses have integer types, return zero immediately if they are the
7414 2010-01-06 Richard Henderson <rth@redhat.com>
7417 * haifa-sched.c (add_to_note_list): Merge into ...
7418 (concat_note_lists): ... here, and ...
7419 (unlink_other_notes, rm_other_notes): Merge into...
7420 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7421 NOTE_INSN_EPILOGUE_BEG.
7423 2010-01-06 Richard Guenther <rguenther@suse.de>
7425 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7426 not inline regular functions into always-inline functions.
7428 2010-01-06 Nick Clifton <nickc@redhat.com>
7430 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7431 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7433 (OVERRIDE_OPTIONS): Delete.
7434 (OPTIMIZATION_OPTIONS): Define.
7435 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7436 * config/rx/rx.c (rx_handle_option): Issue an error message if
7437 -mcpu=rx200 and -fpu are used together.
7438 (rx_set_optimization_options): New function. Issue an error
7439 message if an optimization attribute attempts to reset the FPU/
7440 math optimization pairing.
7441 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7442 * config/rx/rx.opt: Set the default to 32-bit doubles.
7443 * config/rx/t-rx: Add multilibs for -nofpu option.
7444 * doc/invoke.texi: Update documentation of RX options.
7446 2010-01-06 Richard Guenther <rguenther@suse.de>
7448 * tree-ssa-pre.c (name_to_id): New global.
7449 (alloc_expression_id): Simplify SSA name handling.
7450 (lookup_expression_id): Likewise.
7451 (init_pre): Zero name_to_id.
7452 (fini_pre): Free it.
7454 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7456 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7458 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7461 * config/i386/sse.md (smaxv2di3): New.
7462 (umaxv2di3): Likewise.
7463 (sminv2di3): Likewise.
7464 (uminv2di3): Likewise.
7466 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7469 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7470 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7471 (legitimize_tls_address): Likewise.
7472 (sparc_tls_referenced_p): Likewise.
7473 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7474 and adjust calls to legitimize_pic_address.
7475 (legitimate_constant_p) Use sparc_tls_referenced_p.
7476 (legitimate_pic_operand_p): Likewise.
7477 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7478 (sparc_tls_symbol_ref_1): Delete.
7479 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7480 (legitimize_tls_address): Make static, handle CONST patterns.
7481 (legitimize_pic_address): Make static, remove unused parameter and
7482 adjust recursive calls.
7483 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7484 and adjust call to legitimize_pic_address.
7485 (sparc_output_mi_thunk): Likewise.
7487 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7488 H.J. Lu <hongjiu.lu@intel.com>
7491 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7492 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7493 operands to make them signed.
7496 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7500 GTU to GT for V4SI and V2DI.
7502 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7503 (umin<mode>3): Removed.
7505 (uminv4si3): Likewise.
7507 2010-01-05 Martin Jambor <mjambor@suse.cz>
7509 PR tree-optimization/42462
7510 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7511 current_function_decl to helper functions and macros.
7513 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7516 * flags.h: Don't include real.h.
7517 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7518 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7519 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7520 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7521 * dominance.c: Update copyright.
7522 * gimple.c (walk_gimple_op): Remove inline.
7523 * tree-ssa-reassoc.c: Include real.h.
7524 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7525 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7527 2010-01-05 Nick Clifton <nickc@redhat.com>
7529 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7530 register to push into the stack frame when the accumulator has to
7531 be saved during interrupts.
7533 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7535 * doc/invoke.texi: Remove the documentation about option
7537 * common.opt (Wunreachable-code): Preserved for backward
7539 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7540 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7541 the backward compatibility flag section.
7543 2010-01-05 Richard Guenther <rguenther@suse.de>
7545 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7547 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7550 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7552 PR tree-optimization/42508
7553 * tree-sra.c (convert_callers): Check for recursive call
7554 by comparing cgraph nodes instead of decls.
7555 (modify_function): Call ipa_modify_formal_parameters also
7556 on all same_body aliases.
7558 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7559 cgraph nodes when checking for same_body aliases.
7561 2010-01-05 Richard Guenther <rguenther@suse.de>
7563 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7564 allocation and lookup.
7565 (get_or_alloc_expr_for_constant): Likewise.
7566 (phi_translate): Sink allocation.
7568 2010-01-04 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7571 a new entry only if needed.
7572 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7573 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7575 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7577 (phi_translate): Handle CONSTANTs early.
7579 2010-01-04 Martin Jambor <mjambor@suse.cz>
7581 PR tree-optimization/42398
7582 * tree-sra.c (struct access): Removed flag grp_different_types.
7583 (dump_access): Do not dump the removed flag.
7584 (sort_and_splice_var_accesses): Do not set the removed flag.
7585 (sra_modify_expr): Check for type compatibility directly.
7587 2010-01-04 Martin Jambor <mjambor@suse.cz>
7589 PR tree-optimization/42366
7590 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7591 edges with variable number of parameters.
7592 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7593 flag instead of asserting it.
7594 (ipa_read_node_info): Read uses_analysis_done flag.
7596 2010-01-04 Richard Guenther <rguenther@suse.de>
7598 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7599 iterative_hash_* as intended.
7600 (vn_reference_compute_hash): Likewise. Simplify hashing
7602 (vn_reference_lookup_2): Likewise.
7603 (vn_nary_op_compute_hash): Likewise.
7604 (vn_phi_compute_hash): Likewise.
7605 (expressions_equal_p): Remove strange code.
7606 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7607 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7608 (bitmap_insert_into_set_1): Take value-id as parameter.
7609 (add_to_value): Pass it.
7610 (bitmap_insert_into_set): Likewise.
7611 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7613 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7616 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7617 (do_self_spec): For switches with SWITCH_IGNORE set set also
7618 SWITCH_IGNORE_PERMANENTLY.
7619 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7622 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7624 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7625 tree of an unreferenced global var.
7627 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7630 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7631 GTU to GT for V4SI and V2DI.
7633 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7634 (umin<mode>3): Removed.
7636 (uminv4si3): Likewise.
7638 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7641 * collect2.c (main): Turn on trace in collect2 if -v is passed
7644 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7646 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7647 description of expression operand.
7649 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7651 * configure.ac: Add install-html to target_list for Make-hooks.
7652 * configure: Regenerate.
7653 * fortran/Make-lang.in (F95_HTMLFILES): New.
7654 (fortran.html): Use it.
7655 (fortran.install-html): New.
7656 * Makefile.in (install-html): Add lang.install-html.
7657 * java/Make-lang.in (JAVA_HTMLFILES): New.
7658 (java.html): Use it.
7659 (java.install-html): New.
7660 * objc/Make-lang.in (objc.install-html): New.
7661 * objcp/Make-lang.in (obj-c++.install-html): New.
7662 * cp/Make-lang.in (c++.install-html): New.
7663 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7664 * lto/Make-lang.in (lto.install-html): New.
7666 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7669 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7671 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7673 PR rtl-optimization/41862
7674 * store-motion.c (store_killed_in_insn, compute_store_table,
7675 remove_reachable_equiv_notes, replace_store_insn,
7676 build_store_vectors): Ignore all DEBUG_INSNs.
7678 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7681 * common.opt: Add dumpdir.
7683 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7685 (option_map): Add --dumpdir.
7687 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7689 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7691 * opts.c (decode_options): Try dump_dir_name first if
7692 dump_base_name isn't an absolute path.
7693 (common_handle_option): Handle OPT_dumpdir.
7695 * toplev.c (dump_dir_name): New.
7696 (print_switch_values): Also ignore -dumpdir.
7698 * toplev.h (dump_dir_name): New.
7700 2010-01-03 Richard Guenther <rguenther@suse.de>
7702 PR tree-optimization/42589
7703 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7704 double-word expansion of bswap32.
7706 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7708 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7709 with BLOCK_FOR_INSN.
7710 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7711 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7712 noce_process_if_block): Likewise.
7713 * gcse.c (compute_local_properties, insert_expr_in_table,
7714 insert_set_in_table, canon_list_insert, find_avail_set,
7715 pre_insert_copy_insn): Likewise.
7717 * basic-block.h (BLOCK_NUM): Move from here...
7718 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7720 2010-01-03 Richard Guenther <rguenther@suse.de>
7722 PR tree-optimization/42438
7723 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7724 contains_may_not_return_call flag.
7725 (BB_MAY_NOTRETURN): New.
7726 (valid_in_sets): Trapping nary operations are not valid
7727 in blocks that may not return.
7728 (insert_into_preds_of_block): Remove check for trapping expressions.
7729 (compute_avail): Compute also BB_MAY_NOTRETURN.
7731 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7733 * doc/invoke.texi: Add 2010 to copyright years.
7735 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7737 * config/sparc/sparc.c: Fix formatting nits.
7739 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7740 Alexander Monakov <amonakov@ispras.ru>
7742 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7744 2010-01-02 Richard Guenther <rguenther@suse.de>
7747 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7748 (simplify_switch_using_ranges): Mark to be removed edges
7751 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7753 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7755 * collect2.c (scan_libraries): Add missing argument in call to
7758 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7761 * config/alpha/predicates.md (aligned_memory_operand): Return false
7763 (unaligned_memory_operand): Return true for CQImode.
7764 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7765 doesn not cross aligned SImode word boundary.
7767 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7769 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7771 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7772 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7774 2010-01-02 Richard Guenther <rguenther@suse.de>
7777 * toplev.c (compile_file): Emit LTO marker properly. Change
7779 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7781 2010-01-01 Richard Guenther <rguenther@suse.de>
7784 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7786 2010-01-01 Richard Guenther <rguenther@suse.de>
7789 * c-decl.c (grokdeclarator): For zero-size arrays force
7790 structural equality checks as layout_type does.
7792 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7794 * builtins.c: Update copyright to 2010.
7796 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7799 * lto-streamer-out.c (produce_asm): Revert the last change.
7800 (copy_function): Likewise.
7802 * lto-streamer.c (lto_get_section_name): Skip any leading
7805 2010-01-01 Richard Guenther <rguenther@suse.de>
7808 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7812 Copyright (C) 2010 Free Software Foundation, Inc.
7814 Copying and distribution of this file, with or without modification,
7815 are permitted in any medium without royalty provided the copyright
7816 notice and this notice are preserved.