1 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
3 From Dominique d'Humieres <dominiq@lps.ens.fr>
5 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
8 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
10 * plugin.h (invoke_plugin_callbacks): New inline function.
11 * plugin.c (flag_plugin_added): New global flag.
12 (add_new_plugin): Initialize above flag.
13 (invoke_plugin_callbacks): Rename to ...
14 (invoke_plugin_callbacks_full): ... this.
16 2010-04-28 Jan Hubicka <jh@suse.cz>
18 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
19 (lto_varpool_replace_node): New.
20 (lto_symtab_resolve_symbols): Resolve varpool nodes.
21 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
22 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
23 * cgraph.h (varpool_node_ptr): New type.
24 (varpool_node_ptr): New vector.
25 (varpool_node_set_def): New structure.
26 (varpool_node_set): New type.
27 (varpool_node_set): New vector.
28 (varpool_node_set_element_def): New structure.
29 (varpool_node_set_element, const_varpool_node_set_element): New types.
30 (varpool_node_set_iterator): New type.
31 (varpool_node): Add prev pointers, add used_from_other_partition,
33 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
34 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
35 varpool_get_node, varpool_remove_node): Declare.
36 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
37 varpool_node_set_size): New inlines.
38 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
39 * tree-pass.h (varpool_node_set_def): Forward declare.
40 (ipa_opt_pass_d): Summary writting takes vnode sets too.
41 (ipa_write_optimization_summaries): Update prototype.
42 * ipa-cp.c (ipcp_write_summary): Update.
43 * ipa-reference.c (ipa_reference_write_summary): Update.
44 * lto-cgraph.c (lto_output_varpool_node): New static function.
45 (output_varpool): New function.
46 (input_varpool_node): New static function.
47 (input_varpool_1): New function.
48 (input_cgraph): Input varpool.
49 * ipa-pure-const.c (pure_const_write_summary): Update.
50 * lto-streamer-out.c (lto_output): Update, output varpool too.
51 (write_global_stream): Kill WPA hack.
52 (produce_asm_for_decls): Update.
53 (output_alias_pair_p): Handle variables.
54 (output_unreferenced_globals): Output only needed partition of varpool.
55 * ipa-inline.c (inline_write_summary): Update.
56 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
57 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
58 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
59 varpool_node_set_new, varpool_node_set_add,
60 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
61 debug_varpool_node_set): New functions.
62 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
63 (execute_one_pass): Process new decls too.
64 (ipa_write_summaries_2): Pass around vsets.
65 (ipa_write_summaries_1): Likewise.
66 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
68 (ipa_write_optimization_summaries_1): Pass around vsets.
69 (ipa_write_optimization_summaries): Likewise.
70 * varpool.c (varpool_get_node): New.
71 (varpool_node): Update doubly linked lists.
72 (varpool_remove_node): New.
73 (dump_varpool_node): More dumping.
74 (varpool_enqueue_needed_node): Update doubly linked lists.
75 (decide_is_variable_needed): Kill ltrans hack.
76 (varpool_finalize_decl): Kill lto hack.
77 (varpool_assemble_decl): Skip decls in other partitions.
78 (varpool_assemble_pending_decls): Update doubly linkes lists.
79 (varpool_empty_needed_queue): Likewise.
80 (varpool_extra_name_alias): Likewise.
81 * lto-streamer.c (lto_get_section_name): Add vars section.
82 * lto-streamer.h (lto_section_type): Update.
83 (output_varpool, input_varpool): Declare.
85 2010-04-28 Mike Stump <mikestump@comcast.net>
87 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
89 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
91 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
92 record or union type with RECORD_OR_UNION_TYPE_P predicate.
93 (lto_input_ts_type_tree_pointers): Likewise.
94 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
95 (lto_output_ts_type_tree_pointers): Likewise.
97 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
99 Uniquization of constants at the Tree level
100 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
101 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
103 (tree_output_constant_def): Declare.
104 * gimplify.c (gimplify_init_constructor): When using block copy, first
105 uniquize the constant constructor on the RHS.
106 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
107 DECL_IN_CONSTANT_POOL flag.
108 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
109 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
111 (assemble_variable): Deal with symbols belonging to the tree constant
113 (get_constant_section): Add ALIGN parameter and simplify.
114 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
115 (assemble_constant_contents): Use the expression of the VAR_DECL.
116 (output_constant_def_contents): Use the alignment of the VAR_DECL.
117 (tree_output_constant_def): New global function.
118 (mark_constant): Use the expression of the VAR_DECL.
119 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
121 (output_object_block): Likewise and assemble the expression.
123 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
125 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
126 hash_tree, eq_tree): New tree hash table.
127 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
128 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
129 lto_orig_address_remove): Reimplement.
131 2010-04-28 Xinliang David Li <davidxl@google.com>
134 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
135 (compute_uninit_opnds_pos): New function.
136 (is_non_loop_exit_postdominating): New function.
137 (compute_control_dep_chain): New function.
138 (find_pdom): New function.
139 (convert_control_dep_chain_into_preds): New function.
140 (find_predicates): New function.
141 (find_control_equiv_block): New function.
142 (collect_phi_def_edges): New function.
143 (find_def_preds): New function.
144 (find_dom): New function.
145 (dump_predicates): New function.
146 (get_cmp_code): New function.
147 (is_value_included_in): New function.
148 (find_matching_predicate_in_rest_chains): New function.
149 (use_pred_not_overlap_with_undef_path_pred): New function.
150 (is_use_properly_guarded): New function.
151 (normalize_cond_1): New function.
152 (is_and_or_or): New function.
153 (normalize_cond): New function.
154 (is_gcond_subset_of): New function.
155 (is_subset_of_any): New function.
156 (is_or_set_subset_of): New function.
157 (is_and_set_subset_of): New function.
158 (is_norm_cond_subset_of): New function.
159 (is_pred_expr_subset_of): New function.
160 (is_pred_chain_subset_of): New function.
161 (is_included_in): New function.
162 (is_superset_of): New function.
163 (find_uninit_use): New function.
164 (warn_uninitialized_phi): New function.
165 (compute_possibly_undefined_names): New function.
166 (ssa_undefined_value_p): New function.
167 (execute_late_warn_uninitialized): New function.
168 * tree-ssa.c (ssa_undefined_value_p): Removed.
169 (warn_uninit): Changed to extern.
170 (warn_uninitialized_phi): Removed.
171 (warn_uninitialized_vars): Changed to extern.
172 (execute_late_warn_uninitialized): Removed
173 * tree-flow.h: Add new prototypes.
174 * timevar.def: Add new time variable.
175 * Makefile.in: Add new build file.
177 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
179 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
182 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
185 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
187 2010-04-28 Martin Jambor <mjambor@suse.cz>
189 * cgraph.h (struct cgraph_node): New field indirect_calls.
190 (struct cgraph_indirect_call_info): New type.
191 (struct cgraph_edge): Removed field indirect_call. New fields
192 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
193 (cgraph_create_indirect_edge): Declare.
194 (cgraph_make_edge_direct): Likewise.
195 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
196 * ipa-prop.h (struct ipa_param_call_note): Removed.
197 (struct ipa_node_params): Removed field param_calls.
198 (ipa_create_all_structures_for_iinln): Declare.
199 * cgraph.c: Described indirect edges and uids in initial comment.
200 (cgraph_add_edge_to_call_site_hash): New function.
201 (cgraph_edge): Search also among the indirect edges, use
202 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
203 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
204 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
206 (initialize_inline_failed): Assign a reason to indirect edges.
207 (cgraph_create_edge_1): New function.
208 (cgraph_create_edge): Moved some functionality to
209 cgraph_create_edge_1.
210 (cgraph_create_indirect_edge): New function.
211 (cgraph_edge_remove_callee): Add an assert checking for
213 (cgraph_edge_remove_caller): Special-case indirect edges.
214 (cgraph_remove_edge): Likewise.
215 (cgraph_set_edge_callee): New function.
216 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
217 (cgraph_make_edge_direct): New function.
218 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
219 the declaration of the call statement matches.
220 (cgraph_node_remove_callees): Special-case indirect edges.
221 (cgraph_clone_edge): Likewise.
222 (cgraph_clone_node): Clone also the indirect edges.
223 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
224 indirect_call, dump count of indirect_calls edges.
225 * ipa-prop.c (iinlining_processed_edges): New variable.
226 (ipa_note_param_call): Create indirect edges instead of
227 creating notes. New parameter node.
228 (ipa_analyze_call_uses): New parameter node, pass it on to
230 (ipa_analyze_stmt_uses): Likewise.
231 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
232 (print_edge_addition_message): Work on edges rather than on notes.
233 (update_call_notes_after_inlining): Likewise, renamed to
234 update_indirect_edges_after_inlining.
235 (ipa_create_all_structures_for_iinln): New function.
236 (ipa_free_node_params_substructures): Do not free notes.
237 (ipa_edge_duplication_hook): Propagate bits within
238 iinlining_processed_edges bitmap.
239 (ipa_node_duplication_hook): Do not duplicate notes.
240 (free_all_ipa_structures_after_ipa_cp): Renamed to
241 ipa_free_all_structures_after_ipa_cp.
242 (free_all_ipa_structures_after_iinln): Renamed to
243 ipa_free_all_structures_after_iinln.g
244 (ipa_write_param_call_note): Removed.
245 (ipa_read_param_call_note): Removed.
246 (ipa_write_indirect_edge_info): New function.
247 (ipa_read_indirect_edge_info): Likewise.
248 (ipa_write_node_info): Do not stream notes, do stream information
250 (ipa_read_node_info): Likewise.
251 (lto_ipa_fixup_call_notes): Removed.
252 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
253 * ipa-inline.c (pass_ipa_inline): Likewise.
254 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
255 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
256 * tree-inline.c (copy_bb): Removed an unnecessary double check for
258 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
260 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
261 (output_cgraph): Stream also indirect edges.
262 (lto_output_edge): Added capability to stream indirect edges.
263 (input_edge): Likewise.
264 (input_cgraph_1): Likewise.
265 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
268 2010-04-28 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/43879
271 PR tree-optimization/43909
272 * tree-ssa-structalias.c (struct variable_info): Add
273 only_restrict_pointers flag.
274 (new_var_info): Initialize it. Increment stats.total_vars here.
275 (create_function_info_for): Do not increment stats.total_vars
277 (get_function_part_constraint): Fix build with C++.
278 (insert_into_field_list): Remove.
279 (push_fields_onto_fieldstack): Properly merge fields.
280 (create_variable_info_for): Split and simplify.
281 (create_variable_info_for_1): New piece.
282 (intra_create_variable_infos): Properly make restrict constraints
285 2010-04-28 Richard Guenther <rguenther@suse.de>
288 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
291 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
292 Jan Hubicka <hubicka@ucw.cz>
294 * doc/invoke.texi (-Wsuggest-attribute=const,
295 -Wsuggest-attribute=pure): Document.
296 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
297 (function_always_visible_to_compiler_p,
298 suggest_attribute, warn_function_pure, warn_function_const):
300 (check_call): Improve debug info.
301 (analyze_function): Do not check availability.
302 (add_new_function): Check availability.
303 (propagate): Output warnings.
304 (skip_function_for_local_pure_const): New function.
305 (local_pure_const): Use it; output warnings.
306 * common.opt (Wsuggest-attribute=const,
307 Wsuggest-attribute=pure): New.
309 2010-04-27 Jakub Jelinek <jakub@redhat.com>
311 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
312 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
313 or DW_CFA_def_cfa_offset{,_sf}.
315 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
317 * tree.h: Fix truncated long macros.
319 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
321 * collect2.c (TARGET_64BIT): Redefine to target's default.
323 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
324 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
325 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
326 for underscoring __USER_LABEL_PREFIX__.
327 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
328 (SUB_LINK_ENTRY32): New.
329 (SUB_LINK_ENTRY64): New.
330 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
331 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
332 (SUB_LINK_ENTRY64): New.
333 (SUB_LINK_ENTRY): New.
334 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
335 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
336 x64 target is choosen.
337 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
338 * configure: Regenerated.
339 * configure.ac (leading-mingw64-underscores): Option added.
341 2010-04-27 Jan Hubicka <jh@suse.cz>
343 * doc/invoke.texi (-fipa-profile): Document.
344 * opts.c (decode_options): Enable ipa-profile at -O1.
345 * timevar.def (TV_IPA_PROFILE): Define.
346 * common.opt (fipa-profile): Add.
347 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
349 (cgraph_propagate_frequency): Handle only local ones.
350 * tree-pass.h (pass_ipa_profile): Declare.
351 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
352 (pass_ipa_profile): Use TV_IPA_PROFILE.
353 * ipa.c (ipa_profile): New function.
354 (gate_ipa_profile): Likewise.
355 (pass_ipa_profile): New global variable.
356 * passes.c (pass_ipa_profile): New.
358 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
360 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
362 2010-04-27 Martin Jambor <mjambor@suse.cz>
365 * ipa.c (dissolve_same_comdat_group_list): New function.
366 (function_and_variable_visibility): Call
367 dissolve_same_comdat_group_list when comdat group contains external or
369 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
370 lists are circular and that they contain only DECL_ONE_ONLY nodes.
372 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
374 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
375 (const_hash_1) <VECTOR_CST>: New case.
376 (compare_constant) <VECTOR_CST>: Likewise.
377 <ADDR_EXPR>: Deal with LABEL_REFs.
378 (copy_constant) <VECTOR_CST>: New case.
380 2010-04-27 Jan Hubicka <jh@suse.cz>
382 * cgraph.c (cgraph_propagate_frequency): New function.
383 * cgraph.h (cgraph_propagate_frequency): Declare.
384 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
385 cgraph_propagate_frequency.
387 2010-04-27 Jakub Jelinek <jakub@redhat.com>
389 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
391 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
394 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
395 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
396 here to determine which regs to push and how much stack to reserve.
398 2010-04-27 Jie Zhang <jie@codesourcery.com>
400 * doc/gimple.texi (gimple_statement_with_ops): Remove
401 addresses_taken field.
402 (gimple_statement_with_memory_ops): Likewise.
404 2010-04-27 Jan Hubicka <jh@suse.cz>
406 * tree-inline.c (eni_inlining_weights): Remove.
407 (estimate_num_insns): Special case more builtins.
409 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
412 * c-typeck.c (build_binary_op): Move forward check for comparison
413 pointer with null pointer constant and adjust the diagnostic message.
415 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
418 * configure.ac (gcc_cv_as_section_has_align): Set if installed
419 binutils supports extended .section directive needed by LTO, or
420 warn if older binutils found.
421 (LTO_BINARY_READER): New AC_SUBST'd variable.
422 (LTO_USE_LIBELF): Likewise.
423 * gcc/config.gcc (lto_binary_reader): New target-specific configure
425 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
426 (LTO_USE_LIBELF): Likewise.
427 * configure: Regenerate.
429 * collect2.c (is_elf): Rename from this ...
430 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
431 object files in addition to ELF-formatted ones.
432 (scan_prog_file): Caller updated. Also allow for LTO info marker
433 symbol to be prefixed or not by an extra underscore.
435 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
436 * config/i386/winnt.c: Also #include lto-streamer.h
437 (i386_pe_asm_named_section): Specify 1-byte section alignment for
439 (i386_pe_asm_output_aligned_decl_common): Add comment.
440 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
442 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
445 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
446 Add missing earlyclobber for second alternative.
448 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
450 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
451 bits for artificial defs at the top of the block.
452 * fwprop.c (single_def_use_enter_block): Don't call it.
454 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
457 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
458 instead of "$gcc_cv_objdump -T".
459 Use "-undefined dynamic_lookup" on darwin.
460 * gcc/configure: Regenerate.
462 2010-04-26 Jakub Jelinek <jakub@redhat.com>
465 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
467 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
469 * c-parser.c (struct c_token): Move location field up.
470 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
471 (struct c_declspecs): Convert typespec_word, storage_class, and
472 default_int_p into bitfields.
473 (struct c_declarator): Move loc field up.
475 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
477 * cfgloop.h (struct loop): Move can_be_parallel field up.
478 * ipa-prop.h (struct ip_node_params): Move bitfields up.
479 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
481 (struct iv_cand): Convert pos field into a bitfield.
482 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
484 (struct _stmt_vec_info): Shuffle fields for better packing.
486 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
488 * varasm.c (IN_NAMED_SECTION): Remove guard.
489 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
490 (IN_NAMED_SECTION_P): ...this.
491 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
492 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
494 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
496 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
497 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
498 of shadowing it. Fix comments.
500 2010-04-26 Jan Hubicka <jh@suse.cz>
502 * cgraph.c (cgraph_create_node): Set node frequency to normal.
503 (cgraph_clone_node): Copy function frequency.
504 * cgraph.h (node_frequency): New enum
505 (struct cgraph_node): Add.
506 * final.c (rest_of_clean_state): Update.
507 * lto-cgraph.c (lto_output_node): Output node frequency.
508 (input_overwrite_node): Input node frequency.
509 * tre-ssa-loop-ivopts (computation_cost): Update.
510 * lto-streamer-out.c (output_function): Do not output function
512 * predict.c (maybe_hot_frequency_p): Update and handle functions
514 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
516 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
517 (compute_function_frequency): Set noreturn functions to be executed
519 (choose_function_section): Update.
520 * lto-streamer-in.c (input_function): Do not input function frequency.
521 * function.c (allocate_struct_function): Do not initialize function
523 * function.h (function_frequency): Remove.
524 (struct function): Remove function frequency.
525 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
526 (try_update): Update.
527 * tree-inline.c (initialize_cfun): Do not update function frequency.
528 * passes.c (pass_init_dump_file): Update.
529 * i386.c (ix86_compute_frame_layout): Update.
530 (ix86_pad_returns): Update.
532 2010-04-26 Jie Zhang <jie@codesourcery.com>
534 PR tree-optimization/43833
535 * tree-vrp.c (range_int_cst_p): New.
536 (range_int_cst_singleton_p): New.
537 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
538 when both operands are constants. Use range_int_cst_p in
541 2010-04-26 Jan Hubicka <jh@suse.cz>
543 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
545 2010-04-26 Richard Guenther <rguenther@suse.de>
548 * gimple.c (gimple_decl_printable_name): Deal gracefully
549 with a NULL DECL_NAME.
551 2010-04-26 Richard Guenther <rguenther@suse.de>
554 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
555 if emitting debug information and it is either a function
558 2010-04-26 Ira Rosen <irar@il.ibm.com>
560 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
561 determine if the statement is vectorizable, and a macro to access it.
562 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
563 Skip statements that can't be vectorized. If the analysis fails,
564 mark the statement as unvectorizable if vectorizing basic block.
565 (vect_compute_data_refs_alignment): Likewise.
566 (vect_verify_datarefs_alignment): Skip statements marked as
567 unvectorizable. Add print.
568 (vect_analyze_group_access): Skip statements that can't be
569 vectorized. If the analysis fails, mark the statement as
570 unvectorizable if vectorizing basic block.
571 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
572 * tree-vect-stmts.c (vectorizable_store): Fix the number of
573 generated stmts for SLP.
574 (new_stmt_vec_info): Initialize the new field.
575 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
576 statements marked as unvectorizable.
578 2010-04-25 Joseph Myers <joseph@codesourcery.com>
580 * c-common.c (flag_isoc1x): New.
581 (flag_isoc99): Update comment.
582 * c-common.h (flag_isoc1x): New.
583 (flag_isoc99): Update comment.
584 * c-cppbuiltin.c (builtin_define_float_constants): Also define
585 __<type>_DECIMAL_DIG__.
586 * c-opts.c (set_std_c1x): New.
587 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
588 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
589 * c.opt (-std=c1x, -std=gnu1x): New options.
590 * doc/cpp.texi: Mention -std=c1x.
591 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
592 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
593 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
594 * doc/standards.texi: Mention C1X.
595 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
596 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
597 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
600 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/gmon-sol2.c (_mcleanup): Change format string
603 placeholder from 0x%x to %#x.
604 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
605 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
606 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
607 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
608 * config/i386/i386.c (ix86_target_string): Ditto.
609 (output_pic_addr_const): Ditto.
610 (print_operand): Ditto.
612 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
614 * combine.c (find_split_point): Add third argument. Use it
615 to find nested multiply-accumulate instructions. Adjust calls.
616 (try_combine): Adjust call to find_split_point.
618 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
620 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
622 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
624 PR tree-optimization/41442
625 * fold-const.c (merge_truthop_with_opposite_arm): New function.
626 (fold_binary_loc): Call it.
628 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
630 * toplev.c (general_init): Set default for fdiagnostics-show-option.
631 * opts.c (common_handle_option): Allow disabling it.
632 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
634 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
636 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
637 between modes if both types are integral.
639 2010-04-23 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/43572
642 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
644 2010-04-23 Richard Guenther <rguenther@suse.de>
647 * tree-inline.c (tree_can_inline_p): Also check compatibility
650 2010-04-23 Martin Jambor <mjambor@suse.cz>
652 PR tree-optimization/43846
653 * tree-sra.c (struct access): New flag grp_assignment_read.
654 (build_accesses_from_assign): Set grp_assignment_read.
655 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
656 (enum mark_read_status): New type.
657 (analyze_access_subtree): Propagate grp_assignment_read, create
658 accesses also if both direct_read and root->grp_assignment_read.
660 2010-04-23 Martin Jambor <mjambor@suse.cz>
663 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
664 function does not have type attributes.
666 2010-04-23 Richard Guenther <rguenther@suse.de>
669 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
672 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
674 * sese.h (create_if_region_on_edge): Remove.
676 * sese.c (create_if_region_on_edge): Make static.
678 * tree-inline.c: Do not include ggc.h.
680 * expr.c: Do not include ggc.h.
682 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
685 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
688 * config/sh/sh.c (find_barrier): Don't emit a constant pool
689 in the middle of insns for casesi_worker_2.
691 2010-04-22 David Edelsohn <edelsohn@gnu.org>
693 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
695 2010-04-22 Ira Rosen <irar@il.ibm.com>
697 PR tree-optimization/43842
698 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
699 loop unrolling in update of exit phis. Fix comment.
700 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
701 least two reduction statements in the loop before starting SLP
704 2010-04-22 Nick Clifton <nickc@redhat.com>
706 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
708 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
710 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
713 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
715 * tree-parloops.c (loop_parallel_p): New argument
716 parloop_obstack. Pass it down.
717 (parallelize_loops): New variable parloop_obstack. Initialize it,
718 pass it down, free it.
720 * tree-loop-linear.c (linear_transform_loops): Pass down
723 * tree-data-ref.h (lambda_compute_access_matrices): New argument
724 of type struct obstack *.
726 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
727 scratch_obstack. Initialize it, pass down, free it.
729 * lambda.h (lambda_loop_new): Remove.
730 (lambda_matrix_new, lambda_matrix_inverse)
731 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
732 argument of type struct obstack *.
734 * lambda-trans.c (lambda_trans_matrix_new): New argument
735 lambda_obstack. Pass it down, use obstack allocation for ret.
736 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
739 * lambda-mat.c (lambda_matrix_get_column)
740 (lambda_matrix_project_to_null): Remove.
741 (lambda_matrix_new): New argument lambda_obstack. Use obstack
743 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
746 * lambda-code.c (lambda_loop_new): New function.
747 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
748 (lambda_compute_auxillary_space, lambda_compute_target_space)
749 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
750 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
751 (build_access_matrix): New argument lambda_obstack. Use obstack
753 (lambda_compute_step_signs, lambda_compute_access_matrices): New
754 argument lambda_obstack. Pass it down.
756 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
758 * optabs.h (expand_widening_mult): Declare.
760 2010-04-22 Richard Guenther <rguenther@suse.de>
762 PR tree-optimization/43845
763 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
764 lookup the CALL_EXPR function and arguments.
766 2010-04-22 Nick Clifton <nickc@redhat.com>
768 * config/stormy16/stormy16.c
769 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
770 * config/stormy16/stormy16.h: Tidy up formatting.
771 (DONT_USE_BUILTIN_SETJMP): Remove definition.
772 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
773 (ineqbranchsi): Delete pattern.
774 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
775 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
776 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
777 stormy16-lib2-ucmpsi2.c.
779 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
781 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
782 df_simulate_find_noclobber_defs as appropriate. Keep track of an
783 extra set merge_set_noclobber, and use it to relax the final test
785 * df.h (df_simulate_find_noclobber_defs): Declare.
786 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
788 (df_simulate_find_noclobber_defs): New function.
790 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
792 * config/i386/i386.md: Use {} around multi-line preparation statements.
794 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
796 * c-tree.h (push_init_level, pop_init_level, set_init_index)
797 (process_init_element): New argument of type struct obstack *.
799 * c-typeck.c (push_init_level, pop_init_level, set_designator)
800 (set_init_index, set_init_label, set_nonincremental_init)
801 (set_nonincremental_init_from_string, find_init_member)
802 (output_init_element, output_pending_init_elements)
803 (process_init_element): New argument braced_init_obstack. Pass it
805 (push_range_stack, add_pending_init): New argument
806 braced_init_obstack. Use obstack allocation.
808 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
809 braced_init_obstack. Pass it down.
810 (c_parser_braced_init): New variables ret, braced_init_obstack.
811 Initialize obstack, pass it down and finally free it.
813 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
816 * tree-pass.h (pass_optimize_widening_mul): Declare.
817 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
818 gate_optimize_widening_mul): New static functions.
819 (pass_optimize_widening_mul): New.
820 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
821 <case MULT_EXPR>: Remove support for widening multiplies.
822 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
823 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
824 simplify_gen_unary rather than directly building extensions.
825 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
827 * expmed.c (expand_widening_mult): New function.
828 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
830 2010-04-21 Jan Hubicka <jh@suse.cz>
832 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
833 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
834 * lto-wpa-fixup.c: Remove.
835 * Makefile.in (lto-wpa-fixup.o): Remove.
836 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
837 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
838 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
840 2010-04-21 Jan Hubicka <jh@suse.cz>
842 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
843 add write_optimization_summary, read_optimization_summary.
844 (ipa_write_summaries_of_cgraph_node_set): Remove.
845 (ipa_write_optimization_summaries): Declare.
846 (ipa_read_optimization_summaries): Declare.
847 * ipa-cp.c (pass_ipa_cp): Update.
848 * ipa-reference.c (pass_ipa_reference): Update.
849 * ipa-pure-const.c (pass_ipa_pure_const): Update.
850 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
852 * ipa-inline.c (pass_ipa_inline): Update.
853 * ipa.c (pass_ipa_whole_program): Update.
854 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
855 * passes.c (ipa_write_summaries_1): Do not test wpa.
856 (ipa_write_optimization_summaries_1): New.
857 (ipa_write_optimization_summaries): New.
858 (ipa_read_summaries): Do not test ltrans.
859 (ipa_read_optimization_summaries_1): New.
860 (ipa_read_optimization_summaries): New.
862 2010-04-21 Jan Hubicka <jh@suse.cz>
864 * lto-cgraph.c (lto_output_node): Do not output comdat groups
866 (output_cgraph): Do not arrange comdat groups for boundary nodes.
868 2010-04-21 Jakub Jelinek <jakub@redhat.com>
871 * dwarf2out.c (add_name_and_src_coords_attributes): Add
872 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
874 2010-04-21 Jan Hubicka <jh@suse.cz>
876 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
878 2010-04-21 Jan Hubicka <jh@suse.cz>
880 * varpool.c (decide_is_variable_needed): Variable is always needed
883 2010-04-21 Jan Hubicka <jh@suse.cz>
885 * opts.c (decode_options): Enable pure-const pass for whopr.
887 2010-04-21 Jan Hubicka <jh@suse.cz>
889 * cgraph.c (dump_cgraph_node): Dump also assembler name.
890 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
892 (cgraph_decide_inlining): Do not expect callee to be removed in all
895 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
897 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
899 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (x86_shrd): Add athlon_decode and
902 amdfam10_decode attributes.
904 2010-04-21 Jakub Jelinek <jakub@redhat.com>
907 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
908 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
909 (lower_copyprivate_clauses): Use private var in outer
910 context instead of original var. Make sure the types
911 are correct for VLAs.
913 2010-04-21 Richard Guenther <rguenther@suse.de>
915 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
916 to non-pointer objects.
918 2010-04-21 Jakub Jelinek <jakub@redhat.com>
920 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
921 last chain entry if it starts with the still current label.
922 (add_location_or_const_value_attribute): Check that
923 loc_list->first->next is NULL instead of comparing ->first with ->last.
924 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
925 to add_var_loc_to_decl.
927 * dwarf2out.c (output_call_frame_info): For dw_cie_version
928 >= 4 add also address size and segment size fields into CIE header.
930 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
931 long as address size is the same as sizeof (void *) and
933 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
934 address size or segment size is unexpected, return DW_EH_PE_omit.
935 (classify_object_over_fdes): If get_cie_encoding returned
936 DW_EH_PE_omit, return -1.
937 (init_object): If classify_object_over_fdes returned -1,
938 pretend there were no FDEs at all.
940 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (bswap<mode>2): Macroize expander from
943 bswap{si,di}2 using SWI48 mode iterator.
944 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
945 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
946 set modrm attribute of bswap insn to 0 and remove length attribute.
947 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
948 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
949 set mode attribute to <MODE> and remove length attribute.
951 2010-04-20 James E. Wilson <wilson@codesourcery.com>
953 PR rtl-optimization/43520
954 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
955 zero available registers.
957 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
959 * builtins.c (fold_builtin_cproj): Fold more cases.
961 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
964 (fold_builtin_1): Fold builtin cproj.
965 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
966 Use ATTR_CONST_NOTHROW_LIST.
968 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
971 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
972 ffsi2_no_cmove for !TARGET_CMOVE.
973 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
974 (ffssi2): Remove expander.
975 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
977 (ctz<mode>2): Ditto from ctz{si,di}2.
978 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
980 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
983 2010-04-20 Jakub Jelinek <jakub@redhat.com>
985 * dwarf2out.c (AT_linkage_name): Define.
986 (clone_as_declaration): Handle DW_AT_linkage_name.
987 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
988 of DW_AT_MIPS_linkage_name.
989 (move_linkage_attr): Likewise.
990 (dwarf2out_finish): Likewise.
992 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
995 * fold-const.c (fold_comparison): New folding rule.
997 2010-04-20 Anatoly Sokolov <aesok@post.ru>
999 * double-int.h (double_int_setbit): Declare.
1000 * double-int.c (double_int_setbit): New function.
1001 * rtl.h (immed_double_int_const): Declare.
1002 * emit-rtl.c (immed_double_int_const): New function.
1003 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1004 and immed_double_int_const functions.
1005 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1006 expand_copysign_bit): (Ditto.).
1007 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1008 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1009 * dojump.c (prefer_and_bit_test): (Ditto.).
1010 * expr.c (convert_modes, reduce_to_bit_field_precision,
1011 const_vector_from_tree): (Ditto.).
1012 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1014 2010-04-20 Jan Hubicka <jh@suse.cz>
1016 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1017 (dump_cgraph_node): Dump new flags.
1018 * cgraph.h (struct cgraph_node): Add flags
1019 reachable_from_other_partition and in_other_partition.
1020 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1021 other partition can not be removed.
1022 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1023 the other partition must be output; silence sanity checking on
1024 leaking functions bodies from other paritition.
1025 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1026 (lto_output_node): Output new flags; do not sanity check that inline
1027 clones are output; drop lto_forced_extern_inline_p code; do not mock
1028 visibility flags at partition boundaries.
1029 (add_node_to): New function.
1030 (output_cgraph): Use it to sort functions so masters appear before
1032 (input_overwrite_node): Input new flags.
1033 * passes.c (ipa_write_summaries): Do not call
1034 lto_new_extern_inline_states.
1035 * lto-section-out.c (forced_extern_inline,
1036 lto_new_extern_inline_states lto_delete_extern_inline_states,
1037 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1038 * lto-streamer.h (lto_new_extern_inline_states,
1039 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1040 lto_forced_extern_inline_p): Kill.
1042 2010-04-20 Richard Guenther <rguenther@suse.de>
1044 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1045 from vars that can have pointers.
1046 (process_constraint): Dump useless constraints.
1048 2010-04-20 Richard Guenther <rguenther@suse.de>
1050 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1051 (dump_sa_points_to_info): Remove asserts.
1052 (init_base_vars): nothing_id isn't an escape point nor does it
1055 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1057 * tree.h (TYPE_REF_IS_RVALUE): Define.
1058 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1059 should_move_die_to_comdat, prune_unused_types_walk): Handle
1060 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1061 (modified_type_die, gen_reference_type_die): Emit
1062 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1063 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1065 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1068 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1069 calls for -fpic -m31 if they have been sibcall optimized.
1071 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1073 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1074 ar.lc fixed and call-used.
1076 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1078 2010-04-19 Jan Hubicka <jh@suse.cz>
1080 * opts.c (decode_options): Disable whpr incompatible passes.
1081 * lto/lto.c (lto_1_to_1_map): Skip clones.
1082 (read_cgraph_and_symbols): Do not mark everything as needed.
1083 (do_whole_program_analysis): Do map only after optimizing;
1084 set proper cgraph_state; use passmanager.
1086 2010-04-19 DJ Delorie <dj@redhat.com>
1088 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1089 POINTER_PLUS_EXPR and fix them.
1091 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1093 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1094 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1095 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1096 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1097 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1098 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1099 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1100 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1101 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1102 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1103 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1105 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1107 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1108 (check_cond_move_block): Likewise.
1109 (cond_move_process_if_block): Likewise.
1110 (noce_find_if_block): Improve formatting.
1111 (find_if_header): Pass 0 to memset and tweak conditions.
1112 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1114 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1116 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1120 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1121 with non-local decl doesn't need chain.
1123 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1125 * ira-color.c (allocno_reload_assign): Avoid accumulating
1126 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1128 2010-04-19 Martin Jambor <mjambor@suse.cz>
1130 * gimple.h (create_tmp_reg): Declare.
1131 * gimplify.c (create_tmp_reg): New function.
1132 (gimplify_return_expr): Use create_tmp_reg.
1133 (gimplify_omp_atomic): Likewise.
1134 (gimple_regimplify_operands): Likewise.
1135 * tree-dfa.c (make_rename_temp): Likewise.
1136 * tree-predcom.c (predcom_tmp_var): Likewise.
1137 (reassociate_to_the_same_stmt): Likewise.
1138 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1139 (get_replaced_param_substitute): Likewise.
1140 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1141 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1142 * tree-ssa-pre.c (get_representative_for): Likewise.
1143 (create_expression_by_pieces): Likewise.
1144 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1145 (create_tailcall_accumulator): Likewise.
1147 2010-04-19 Martin Jambor <mjambor@suse.cz>
1149 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1151 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1153 2010-04-19 Richard Guenther <rguenther@suse.de>
1155 PR tree-optimization/43796
1156 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1157 from SCEV in the lattice.
1158 (vrp_visit_phi_node): Dump change.
1160 2010-04-19 Richard Guenther <rguenther@suse.de>
1162 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1163 * configure: Re-generated.
1165 2010-04-19 Richard Guenther <rguenther@suse.de>
1167 PR tree-optimization/43783
1168 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1169 constant ARRAY_REF operands two and three if possible.
1171 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1174 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1176 2010-04-19 Jie Zhang <jie@codesourcery.com>
1179 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1181 2010-04-19 Ira Rosen <irar@il.ibm.com>
1183 PR tree-optimization/37027
1184 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1185 and macro to access it.
1186 (vectorizable_reduction): Add argument.
1187 (vect_get_slp_defs): Likewise.
1188 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1189 statements for possible use in SLP.
1190 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1191 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1192 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1194 (vectorizable_reduction): Likewise.
1195 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1197 (vectorizable_type_demotion, vectorizable_type_promotion,
1198 vectorizable_store): Likewise.
1199 (vect_analyze_stmt): Update call to vectorizable_reduction.
1200 (vect_transform_stmt): Likewise.
1201 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1202 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1203 from different interleaving chains in same node.
1204 (vect_slp_rearrange_stmts): New function.
1205 (vect_supported_load_permutation_p): Allow load permutations for
1206 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1207 inside SLP nodes if necessary.
1208 (vect_analyze_slp_instance): Handle reductions.
1209 (vect_analyze_slp): Try to build SLP instances originating from groups
1211 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1212 (vect_get_constant_vectors): Create initial vectors for reductions
1213 according to reduction code. Add new argument.
1214 (vect_get_slp_defs): Add new argument, pass it to
1215 vect_get_constant_vectors.
1216 (vect_schedule_slp_instance): Remove SLP tree root statements.
1218 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1220 * tree.h (ENUM_IS_SCOPED): Define.
1221 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1222 for ENUM_IS_SCOPED enums.
1224 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1226 * fold-const.c (fold_comparison): Use ssizetype.
1227 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1228 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1229 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1230 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1232 * tree.h (initialize_sizetypes): Remove parameter.
1233 (build_common_tree_nodes): Remove second parameter.
1234 * stor-layout.c (initialize_sizetypes): Remove parameter.
1235 Always create an unsigned type.
1236 (set_sizetype): Assert that the passed type is unsigned and simplify.
1237 * tree.c (build_common_tree_nodes): Remove second parameter.
1238 Adjust call to initialize_sizetypes.
1239 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1240 build_common_tree_nodes.
1242 2010-04-18 Matthias Klose <doko@ubuntu.com>
1244 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1246 2010-04-18 Ira Rosen <irar@il.ibm.com>
1248 PR tree-optimization/43771
1249 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1250 load permutation doesn't have gaps.
1252 2010-04-18 Jan Hubicka <jh@suse.cz>
1254 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1255 (sse_prologue_save_insn expander): Use new pattern.
1256 (sse_prologue_save_insn1): New pattern and splitter.
1257 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1259 * i386.c (setup_incoming_varargs_64): Do not compute jump
1261 (ix86_gimplify_va_arg): Update alignment needed.
1262 (ix86_local_alignment): Do not align all local arrays to 128bit.
1264 2010-04-17 Jan Hubicka <jh@suse.cz>
1266 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1268 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1270 * arm.md (negdi2): Remove redundant code to force values into a
1273 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1275 * arm/bpabi.S: Add EABI alignment attributes to objects.
1276 * arm/bpabi-v6m.S: Likewise.
1277 * arm/crti.asm: Likewise.
1278 * arm/crtn.asm: Likewise.
1279 * arm/lib1funcs.asm: Likewise.
1280 * arm/libunwind.S: Likewise.
1282 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1284 * arm-protos.h (tune_params): New structure.
1285 * arm.c (current_tune): New variable.
1286 (arm_constant_limit): Delete.
1287 (struct processors): Add pointer to the tune parameters.
1288 (arm_slowmul_tune): New tuning option.
1289 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1290 (all_cores): Adjust to pick up the tuning model.
1291 (arm_constant_limit): New function.
1292 (arm_override_options): Select the appropriate tuning model. Delete
1293 initialization of arm_const_limit.
1294 (arm_split_constant): Use the new constant-limit model.
1295 (arm_rtx_costs): Pick up the current tuning model.
1296 * arm.md (is_strongarm, is_xscale): Delete.
1297 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1298 for Xscale variant architectures.
1299 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1301 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1303 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1305 (arm_rtx_costs_1): Remove unused variable extra_cost.
1306 (arm_unwind_emit_set): Use variable offset.
1307 (thumb1_output_casesi): Remove unused variable flags.
1309 2010-04-16 Jeff Law <law@redhat.com>
1311 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1312 needing assignment rather than doing a two-phase assignment. Remove
1313 unused variable 'm'.
1315 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1318 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1320 2010-04-16 Doug Kwan <dougkwan@google.com>
1322 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1323 (next_operand_entry_id): New static variable.
1324 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1325 (add_to_ops_vec): Assigned unique ID to operand entry.
1326 (struct oecount_s): New field ID.
1327 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1328 (undistribute_ops_list): Assign unique IDs to oecounts.
1329 (init_reassoc): reset next_operand_entry_id.
1331 2010-04-16 Doug Kwan <dougkwan@google.com>
1333 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1334 missing left parenthesis.
1336 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1338 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1339 *btdi_rex64 using SWI48 mode iterator.
1340 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1341 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1342 *jcc_btdi_mask_rex64.
1344 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1346 * double-int.h (tree_to_double_int): Convert to macro.
1347 * double-int.c (tree_to_double_int): Remove.
1349 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1352 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1353 with want_address 2 and in case a single element list might be
1354 possible, call it again with want_address 0.
1356 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1358 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1359 case 'W' print operands for HI mode.
1360 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1361 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1362 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1363 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1365 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1367 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1368 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1369 #xx:3 and #xx:4 mode.
1371 * config/h8300/h8300.md (inverted load with HImode dest): Add
1372 support for H8300SX.
1374 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1375 satisfy 'U' constraint.
1377 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1379 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1380 * configure: Regenerate.
1381 * config.in: Regenerate.
1382 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1385 2010-04-16 Richard Guenther <rguenther@suse.de>
1387 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1388 (struct tree_decl_common): ... here.
1389 (DECL_PT_UID): Adjust.
1390 (SET_DECL_PT_UID): Likewise.
1391 (DECL_PT_UID_SET_P): Likewise.
1393 2010-04-16 Richard Guenther <rguenther@suse.de>
1395 PR tree-optimization/43572
1396 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1397 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1398 * tree-flow.h (is_call_clobbered): Remove.
1399 * tree-flow-inline.h (is_call_clobbered): Likewise.
1400 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1401 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1402 (execute_return_slot_opt): Adjust.
1403 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1404 check for call clobbered vars here.
1405 (find_tail_calls): Move tailcall verification to the
1408 2010-04-16 Diego Novillo <dnovillo@google.com>
1410 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1412 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1415 * config/arm/arm.md (cbranchqi4): New pattern.
1416 * config/arm/predicates.md (const0_operand,
1417 cbranchqi4_comparison_operator): New predicates.
1419 2010-04-16 Richard Guenther <rguenther@suse.de>
1421 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1422 (dump_gimple_stmt): Likewise.
1424 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1426 * recog.h (struct recog_data): New field is_operator.
1427 (struct insn_operand_data): New field is_operator.
1428 * recog.c (extract_insn): Set recog_data.is_operator.
1429 * genoutput.c (output_operand_data): Emit code to set the
1431 * reload.c (find_reloads): Use it rather than testing for an
1432 empty constraint string.
1435 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1436 If the previous insn is a cbranchsi4_insn with the same arguments,
1437 omit the compare instruction.
1439 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1440 register, inputs must be low registers and we need a low register
1441 scratch. Handle alternative 2 like alternative 3.
1443 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1445 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1446 don't call get_addr on both. If one expression is a VALUE and
1447 the other a REG, check VALUE's locs if the REG isn't among them.
1449 2010-04-16 Christian Bruel <christian.bruel@st.com>
1451 * config/sh/sh.h (sh_frame_pointer_required): New function.
1452 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1453 (flag_omit_frame_pointer) Set.
1454 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1455 (rounded_frame_size): Adjust size with outgoing_args_size.
1456 (sh_set_return_address): Must return from stack pointer.
1457 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1458 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1459 (ACCUMULATE_OUTGOING_ARGS): Define.
1460 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1461 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1463 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1466 * config/sh/sh.c (sh_legitimize_reload_address): Use
1467 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1468 Remove a unneeded check for offset_base.
1470 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1472 * configure: Regenerated.
1474 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1476 * config/s390/s390.c (s390_call_save_register_used): Switch back
1477 to HARD_REGNO_NREGS.
1479 2010-04-15 Richard Guenther <rguenther@suse.de>
1481 * alias.c (alias_set_subset_of): Handle alias-set zero
1484 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1485 Julian Brown <julian@codesourcery.com>
1487 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1488 alternatives according to use of high and low regs.
1489 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1490 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1491 optimizing for size on Thumb-2.
1493 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1495 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1497 2010-04-15 Richard Guenther <rguenther@suse.de>
1499 * tree-ssa-structalias.c (struct variable_info): Add
1501 (new_var_info): Initialize it.
1502 (dump_constraints): Support printing last added constraints.
1503 (debug_constraints): Adjust.
1504 (dump_constraint_graph): Likewise.
1505 (make_heapvar_for): Check for NULL cfun.
1506 (get_function_part_constraint): New function.
1507 (get_fi_for_callee): Likewise.
1508 (find_func_aliases): Properly implement IPA PTA constraints.
1509 (process_ipa_clobber): New function.
1510 (find_func_clobbers): Likewise.
1511 (insert_into_field_list_sorted): Remove.
1512 (create_function_info_for): Properly allocate vars for IPA mode.
1513 Do not use insert_into_field_list_sorted.
1514 (create_variable_info_for): Properly generate constraints for
1515 global vars in IPA mode.
1516 (dump_solution_for_var): Always dump the solution.
1517 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1518 (find_what_var_points_to): Adjust.
1519 (pt_solution_set): Change.
1520 (pt_solution_ior_into): New function.
1521 (pt_solution_empty_p): Export.
1522 (pt_solution_includes_global): Adjust.
1523 (pt_solution_includes_1): Likewise.
1524 (pt_solutions_intersect_1): Likewise.
1525 (dump_sa_points_to_info): Check some invariants.
1526 (solve_constraints): Move constraint dumping ...
1527 (compute_points_to_sets): ... here.
1528 (ipa_pta_execute): ... and here.
1529 (compute_may_aliases): Do not re-compute points-to info
1530 locally if IPA info is available.
1531 (ipa_escaped_pt): New global var.
1532 (ipa_pta_execute): Properly implement IPA PTA.
1533 * tree-into-ssa.c (dump_decl_set): Support dumping
1534 decls not in referenced-vars.
1535 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1536 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1537 (dump_points_to_solution): Likewise.
1538 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1539 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1540 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1541 (copy_decl_to_var): Copy DECL_PT_UID.
1542 (copy_result_decl_to_var): Likewise.
1543 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1544 (copy_node_stat): Copy it.
1545 * tree.h (DECL_PT_UID): New macro.
1546 (SET_DECL_PT_UID): Likewise.
1547 (DECL_PT_UID_SET_P): Likewise.
1548 (struct tree_decl_minimal): Add pt_uid member.
1549 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1550 (pt_solution_empty_p): Declare.
1551 (pt_solution_set): Adjust.
1552 (ipa_escaped_pt): Declare.
1553 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1554 * gimple-pretty-print.c (pp_points_to_solution): New function.
1555 (dump_gimple_call): Dump call clobber/use information.
1556 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1557 * tree-pass.h (TDF_ALIAS): New dump option.
1558 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1559 * doc/invoke.texi (-fipa-pta): Update documentation.
1561 2010-04-15 Richard Guenther <rguenther@suse.de>
1563 * Makefile.in (OBJS-common): Add gimple-fold.o.
1564 (gimple-fold.o): New rule.
1565 * tree.h (maybe_fold_offset_to_reference,
1566 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1568 * gimple.h: ... here.
1569 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1570 may_propagate_address_into_dereference): Move prototypes ...
1571 * gimple.h: ... here.
1572 * tree-ssa-ccp.c (get_symbol_constant_value,
1573 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1574 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1575 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1576 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1577 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1578 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1579 gimplify_and_update_call_from_tree): Move ...
1580 * gimple-fold.c: ... here. New file.
1581 (ccp_fold_builtin): Rename to ...
1582 (gimple_fold_builtin): ... this.
1583 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1585 2010-04-15 Richard Guenther <rguenther@suse.de>
1587 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1588 fit_double_type, force_fit_type_double, add_double_with_sign,
1589 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1590 lrotate_double, rrotate_double, div_and_round_double): Move ...
1591 * double-int.c: ... here.
1592 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1593 add_double, neg_double, mul_double_with_sign, mul_double,
1594 lshift_double, rshift_double, lrotate_double, rrotate_double,
1595 div_and_round_double): Move prototypes ...
1596 * double-int.h: ... here.
1598 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1601 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1602 matching constraints to ensure inputs match the output.
1604 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1607 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1608 in an input-only operand.
1610 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1612 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1613 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1614 (double_int_negative_p): Convert to static inline function.
1615 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1616 (double_int_negative_p): Remove.
1617 * tree.h (lshift_double, rshift_double):
1618 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1619 * fold-const.c (fold_convert_const_int_from_real,
1620 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1621 (lshift_double): Change type of arith argument to bool.
1622 (rshift_double): Change type of arith argument to bool. Correct
1624 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1626 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1629 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1630 at the start and end of the then/else blocks, and omit them from the
1632 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1633 argument; all callers changed. Pass zero to old_insns_match_p instead.
1634 (flow_find_head_matching_sequence): New function.
1635 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1636 * basic-block.h (flow_find_cross_jump,
1637 flow_find_head_matching_sequence): Declare functions.
1639 2010-04-14 Jason Merrill <jason@redhat.com>
1642 * c-common.c (attribute_takes_identifier_p): New fn.
1643 * c-common.h: Declare it.
1645 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1649 (*udivmod<mode>4): Ditto.
1651 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1653 * config/i386/i386.md (maxmin_int): Rename code attribute from
1654 maxminiprefix and update all users.
1655 (maxmin_float): Ditto from maxminfprefix.
1656 (logic): Ditto from logicprefix.
1657 (absneg_mnemonic): Ditto from absnegprefix.
1658 * config/i386/mmx.md: Update all users of maxminiprefix,
1659 maxminfprefix and logicprefix for rename.
1660 * config/i386/sse.md: Ditto.
1661 * config/i386/sync.md (sync_<code><mode>): Update for
1664 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1667 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1668 warnings converted to errors.
1670 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1672 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1673 used insn_type variable.
1674 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1675 to avoid set-but-not-used warning.
1677 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1679 * df-core.c (df_ref_debug): Change format string placeholder
1681 * dwarf2asm.c (dw2_asm_output_data_raw,
1682 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1683 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1684 * dwarf2out.c (output_cfi, output_cfi_directive,
1685 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1686 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1688 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1689 * print-rtl.c (print_rtx): Ditto.
1691 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1694 * builtins.c (expand_builtin_pow_root): New function to expand pow
1695 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1696 series of sqrt and cbrt calls under -ffast-math.
1697 (expand_builtin_pow): Call it.
1699 2010-04-14 Michael Matz <matz@suse.de>
1701 PR tree-optimization/42963
1702 * tree-cfg.c (touched_switch_bbs): New static variable.
1703 (group_case_labels_stmt): New function broken out from ...
1704 (group_case_labels): ... here, use the above.
1705 (start_recording_case_labels): Allocate touched_switch_bbs.
1706 (end_recording_case_labels): Deallocate it, call
1707 group_case_labels_stmt.
1708 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1710 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1715 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1719 2010-04-13 Jan Hubicka <jh@suse.cz>
1721 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1722 of optimized out static functions.
1723 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1724 cost computation. Also sanity check for overflows.
1725 (update_caller_keys): Update cgraph_edge_badness call; properly
1726 update fibheap and sanity check that it is up to date.
1727 (add_new_edges_to_heap): Update cgraph_edge_badness.
1728 (cgraph_decide_inlining_of_small_function): Likewise;
1729 add sanity checking that badness in heap is up to date;
1730 improve dumping of reason; Update badness of calls to the
1731 offline copy of function currently inlined; dump badness
1732 of functions not inlined because of unit growth limits.
1734 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1737 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1738 because of sign-extension change when converting to sizetype here...
1739 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1741 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1742 the folding to constants. Remove redundant final conversion.
1743 (fold_binary) <associate>: Do not associate if the re-association of
1744 constants alone overflows.
1745 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1746 to the end of the list.
1747 (multiple_of_p) <COND_EXPR>: New case.
1749 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1751 * opt-functions.awk (opt_sanitized_name): New.
1753 * optc-gen.awk: Use it
1754 * opth-gen.awk: Use it.
1756 2010-04-13 Martin Jambor <mjambor@suse.cz>
1758 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1759 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1760 children. Call replace_uses_with_default_def_ssa_name to handle
1763 2010-04-13 Michael Matz <matz@suse.de>
1766 * builtins.c (expand_builtin_interclass_mathfn): Also create
1767 a register if the predicate doesn't match.
1769 2010-04-13 Diego Novillo <dnovillo@google.com>
1771 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1772 * c-pch.c: Include timevar.h.
1773 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1774 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1775 * ggc-common.c: Include timevar.h.
1776 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1777 * timevar.def (TV_PCH_SAVE): Define.
1778 (TV_PCH_CPP_SAVE): Define.
1779 (TV_PCH_PTR_REALLOC): Define.
1780 (TV_PCH_PTR_SORT): Define.
1781 (TV_PCH_RESTORE): Define.
1782 (TV_PCH_CPP_RESTORE): Define.
1784 2010-04-13 Michael Matz <matz@suse.de>
1786 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1788 (can_reassociate_p): New function.
1789 (break_up_subtract_bb, reassociate_bb): Use it.
1791 2010-04-13 Richard Guenther <rguenther@suse.de>
1794 * builtins.c (c_readstr): Fix assert.
1796 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1799 when generating cltd insn.
1801 (*ashl<mode>3_1): Remove special handling for register operand 2.
1802 (*ashlsi3_1_zext): Ditto.
1803 (*ashlhi3_1): Ditto.
1804 (*ashlhi3_1_lea): Ditto.
1805 (*ashlqi3_1): Ditto.
1806 (*ashlqi3_1_lea): Ditto.
1807 (*<shiftrt_insn><mode>3_1): Ditto.
1808 (*<shiftrt_insn>si3_1_zext): Ditto.
1809 (*<shiftrt_insn>qi3_1_slp): Ditto.
1810 (*<rotate_insn><mode>3_1): Ditto.
1811 (*<rotate_insn>si3_1_zext): Ditto.
1812 (*<rotate_insn>qi3_1_slp): Ditto.
1814 2010-04-13 Richard Guenther <rguenther@suse.de>
1816 * tree-ssa-structalias.c (callused_id): Remove.
1817 (call_stmt_vars): New.
1818 (get_call_vi): Likewise.
1819 (lookup_call_use_vi): Likewise.
1820 (lookup_call_clobber_vi): Likewise.
1821 (get_call_use_vi): Likewise.
1822 (get_call_clobber_vi): Likewise.
1823 (make_transitive_closure_constraints): Likewise.
1824 (handle_const_call): Adjust to do per-call call-used handling.
1825 (handle_pure_call): Likewise.
1826 (find_what_var_points_to): Remove general callused handling.
1827 (init_base_vars): Likewise.
1828 (init_alias_vars): Initialize call_stmt_vars.
1829 (compute_points_to_sets): Process call-used and call-clobbered
1830 vars for call statements.
1831 (delete_points_to_sets): Free call_stmt_vars.
1833 2010-04-13 Richard Guenther <rguenther@suse.de>
1835 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1836 Only add RW dependence for dependence distance zero.
1837 Adjust maximal vectorization factor according to dependences.
1838 Move alignment handling ...
1839 (vect_find_same_alignment_drs): ... here. New function.
1840 (vect_analyze_data_ref_dependences): Adjust.
1841 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1842 (vect_analyze_data_refs): Adjust minimal vectorization factor
1843 according to data references.
1844 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1845 dependences before determining the vectorization factor.
1846 Analyze alignment after determining the vectorization factor.
1847 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1848 dependences before alignment.
1849 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1851 (vect_analyze_data_refs): Likewise.
1852 (MAX_VECTORIZATION_FACTOR): New define.
1854 2010-04-13 Duncan Sands <baldrick@free.fr>
1856 * except.h (lang_eh_type_covers): Remove.
1857 * except.c (lang_eh_type_covers): Likewise.
1859 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1860 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1862 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1863 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1864 UNITS_PER_LONG where it is ABI relevant.
1865 (s390_return_addr_rtx): Likewise.
1866 (s390_back_chain_rtx): Likewise.
1867 (s390_frame_area): Likewise.
1868 (s390_frame_info): Likewise.
1869 (s390_initial_elimination_offset): Likewise.
1870 (save_gprs): Likewise.
1871 (s390_emit_prologue): Likewise.
1872 (s390_emit_epilogue): Likewise.
1873 (s390_function_arg_advance): Likewise.
1874 (s390_function_arg): Likewise.
1875 (s390_va_start): Likewise.
1876 (s390_gimplify_va_arg): Likewise.
1877 (s390_function_profiler): Likewise.
1878 (s390_optimize_prologue): Likewise.
1879 (s390_rtx_costs): Likewise.
1880 (s390_secondary_reload): Likewise.
1881 (s390_promote_function_mode): Likewise.
1882 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1883 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1884 registers available.
1885 (s390_unwind_word_mode): New function.
1886 (s390_function_value): Split 64 bit values into register pair if
1887 used as return value.
1888 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1889 function call parameters. Handle parallels.
1890 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1891 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1892 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1893 (s390_expand_setmem): Remove unused variable src_addr.
1894 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1895 deal with 64 bit registers.
1896 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1897 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1898 (UNITS_PER_LONG): New macro.
1899 * libjava/include/s390-signal.h: Define extended ucontext
1900 structure containing the upper halfs of the 64 bit registers.
1902 2010-04-13 Simon Baldwin <simonb@google.com>
1904 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1906 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1908 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1909 rvalue on the RHS if the LHS is of a non-renamable type.
1910 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1912 2010-04-13 Matthias Klose <doko@ubuntu.com>
1914 * gcc.c (cc1_options): Handle -iplugindir before processing
1915 the cc1 spec. Only add -iplugindir once.
1916 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1918 * common.opt (iplugindir): Remove `Separate' property, initialize.
1919 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1921 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1922 (distclean): Remove plugin dir.
1923 * doc/invoke.texi: Document -iplugindir.
1925 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1927 * doc/plugins.texi (Loading Plugins): Document short
1928 -fplugin=foo option.
1929 (Plugin API): Mention default_plugin_dir_name function.
1931 * gcc.c (find_file_spec_function): Add new declaration.
1932 (static_spec_func): Use it for "find-file".
1933 (find_file_spec_function): Add new function.
1934 (cc1_options): Add -iplugindir option if -fplugin* options found.
1936 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1938 * plugin.c (add_new_plugin): Updated comment, and handle short
1940 (default_plugin_dir_name): Added new function.
1942 * common.opt (iplugindir): New option to set the plugin directory.
1944 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/i386.md (any_rotate): New code iterator.
1947 (rotate_insn): New code attribute.
1949 (SWIM124): New mode iterator.
1950 (<rotate_insn>ti3): New expander.
1951 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1952 any_rotate code iterator.
1953 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1954 using any_rotate code iterator and SWIM124 mode iterator.
1955 (ix86_rotlti3): New insn_and_split pattern.
1956 (ix86_rotrti3): Ditto.
1957 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1958 ix86_rotl{di,ti}3 patterns.
1959 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1960 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1961 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1962 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1963 code iterator and SWI mode iterator.
1964 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1965 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1967 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1968 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1969 (bswap rotatert splitter): Add splitter.
1970 (bswap splitter): Macroize splitter using any_rotate code iterator.
1971 Add insn predicate to split only for TARGET_USE_XCHGB or when
1972 optimizing function for size.
1974 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1976 * config/pa/pa.c (emit_move_sequence): Remove use of
1977 deleted variable flag_argument_noalias.
1979 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1981 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1983 Add to unsupported targets list.
1984 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1985 sparc*-sun-solaris2.[567]* from target lists.
1986 * configure: Regenerate.
1987 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1989 Remove Solaris 7 patch references.
1990 (Specific, sparc-sun-solaris2.7): Removed.
1991 (sparc-sun-solaris2*): Update Solaris 7 example.
1992 (sparc64-*-solaris2*): Likewise.
1994 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1996 * config.build (alpha*-dec-osf4*): Remove.
1997 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1998 of obsolete configurations.
1999 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2001 * config/alpha/t-osf4: Renamed to ...
2002 * config/alpha/t-osf5: ... this.
2003 * config/alpha/osf.h: Renamed to ...
2004 * config/alpha/osf5.h: ... this.
2005 Merged old osf5.h contents.
2007 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2008 (EXTRA_SPECS): Removed.
2009 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2010 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2013 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2015 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2017 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2020 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2021 __thiscall convention.
2023 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2025 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2027 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2029 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2031 * function.c (assign_parms_initialize_all): Add unused attribute
2034 2010-04-12 Richard Guenther <rguenther@suse.de>
2036 * gsstruct.def (GSS_CALL): New.
2037 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2038 * gimple.h: Include tree-ssa-alias.h.
2039 (struct gimple_statement_call): New.
2040 (union gimple_statement_struct_d): Add gimple_call member.
2041 (gimple_call_reset_alias_info): Declare.
2042 (gimple_call_use_set): New function.
2043 (gimple_call_clobber_set): Likewise.
2044 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2045 * gimple.c (gimple_call_reset_alias_info): New function.
2046 (gimple_build_call_1): Call it.
2047 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2048 * tree-inline.c (remap_gimple_stmt): Likewise.
2049 (expand_call_inline): Remove callused handling.
2050 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2051 * tree-dfa.c (dump_variable): Likewise.
2052 * tree-parloops.c (parallelize_loops): Likewise.
2053 * tree-ssa.c (init_tree_ssa): Likewise.
2054 (delete_tree_ssa): Likewise.
2055 * tree-flow-inline.h (is_call_used): Remove.
2056 * tree-flow.h (struct gimple_df): Remove callused member.
2057 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2058 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2059 (ref_maybe_used_by_call_p_1): Simplify.
2060 (call_may_clobber_ref_p_1): Likewise.
2061 * tree-ssa-structalias.c (compute_points_to_sets): Set
2062 the call stmt used and clobbered sets.
2063 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2064 (find_tail_calls): Verify the tail call.
2066 2010-04-12 Richard Guenther <rguenther@suse.de>
2068 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2069 single-iteration always-inline inlining.
2070 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2071 (cgraph_decide_inlining): Do not handle always-inline specially.
2072 (try_inline): Remove always-inline cycle detection special case.
2073 Do not recurse on always-inlines.
2074 (cgraph_early_inlining): Do not iterate if not optimizing.
2075 (cgraph_gate_early_inlining): remove.
2076 (pass_early_inline): Run unconditionally.
2077 (gate_cgraph_decide_inlining): New function.
2078 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2079 not inlining or optimizing.
2080 (cgraph_decide_inlining_of_small_functions): Also consider
2081 always-inline functions.
2082 (cgraph_default_inline_p): Return true for nodes which should
2083 disregard inline limits.
2084 (estimate_function_body_sizes): Assume zero size and time for
2085 nodes which are marked as disregarding inline limits.
2086 (cgraph_decide_recursive_inlining): Do not perform recursive
2087 inlining on always-inline nodes.
2089 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2092 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2093 for exprs satisfying handled_component_p.
2095 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2097 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2098 non-constant aggregate elements.
2100 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2101 is a real initialization.
2103 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2106 * c-decl.c (start_function): Move forward check for nested function.
2108 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2110 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2111 * config/sh/sh.c: Include reload.h.
2112 (sh_legitimize_reload_address): New.
2113 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2114 sh_legitimize_reload_address.
2116 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2118 * config/sh/sh.md (*movqi_pop): New insn pattern.
2119 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2121 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2123 * config/i386/i386.md (any_shiftrt): New code iterator.
2124 (shiftrt_insn): New code attribute.
2126 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2127 using any_shiftrt code iterator.
2128 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2129 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2130 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2131 pattern from corresponding peephole2 patterns.
2132 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2133 using any_shiftrt code iterator.
2134 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2135 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2136 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2137 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2138 *{ashr,lshr}<mode>3_cmp_zext.
2139 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2141 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2145 (*lshr<mode>3_cconly): Ditto.
2147 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2150 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2151 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2152 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2154 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2155 from corresponding peephole2 patterns.
2156 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2157 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2158 and *lshrdi3_1_rex64 using SWI mode iterator.
2159 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2160 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2161 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2162 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2163 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2164 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2165 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2166 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2167 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2170 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2173 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2174 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2175 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2177 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2178 from corresponding peephole2 patterns.
2179 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2180 (ashrsi3_cvt): Rename from ashrsi3_31.
2181 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2182 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2183 and x86_64_shift_adj_3 using SWI48 mode iterator.
2184 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2185 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2186 and *ashrdi3_1_rex64 using SWI mode iterator.
2187 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2188 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2189 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2190 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2191 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2192 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2193 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2194 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2195 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2197 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2198 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2199 x86_shift<mode>_adj_3 expanders.
2201 2010-04-10 Wei Guozhi <carrot@google.com>
2204 * config/arm/arm.c (arm_pic_static_addr): New function.
2205 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2207 (arm_output_addr_const_extra): Output expression for new pattern.
2208 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2210 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2212 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2215 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2216 * web.c: Include "insn-config.h" and "recog.h".
2217 (union_match_dups): New function.
2218 (web_main): Call it.
2219 (union_defs): Don't try to recognize match_dups.
2221 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2222 if doing so would replace the entire pattern.
2224 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2228 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2229 and splitter pattern. Change splitter operand 1 predicate to
2232 2010-04-09 Martin Jambor <mjambor@suse.cz>
2234 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2235 lattices are addresses of CONST_DECLs with the same initial value.
2236 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2237 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2239 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2240 Bernd Schmidt <bernds@codesourcery.com>
2242 * loop-invariant.c (replace_uses): New static function.
2243 (move_invariant_reg): Use it to ensure we can replace the uses.
2245 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2247 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2249 (picochip_override_options): Enable section anchors only above -O1.
2250 (picochip_reorg): Fixed a couple of build warnings.
2252 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2254 * configure.ac (plugin -rdynamic test): Log result.
2255 * configure: Regenerate.
2256 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2257 (RDYNAMIC_SPEC): Define.
2258 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2260 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2262 * configure.ac: Determine Sun ld version numbers.
2263 (comdat_group): Restrict GNU ld version checks to gld.
2264 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2265 (enable_comdat): Support --enable-comdat.
2266 * configure: Regenerate.
2267 * doc/install.texi (Configuration): Document --enable-comdat.
2269 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2271 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2272 * config/sol2-gld.h: ... here.
2273 * config.gcc (sparc*-*-solaris2*): Reflect this.
2274 (i[34567]86-*-solaris2*): Use it.
2276 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2278 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2280 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2282 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2285 * diagnostic.c (diagnostic_initialize): Initialize
2286 some_warnings_are_errors.
2287 (diagnostic_finish): New.
2288 (diagnostic_action_after_output): Call it before exiting.
2289 (diagnostic_report_diagnostic): Do not print message here. Set
2290 some_warnings_are_errors.
2291 * diagnostic.h (diagnostic_context): Delete
2292 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2293 (diagnostic_finish): Declare.
2294 * toplev.c (toplev_main): Call it before exit.
2296 2010-04-09 Jason Merrill <jason@redhat.com>
2299 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2300 for incomplete type.
2303 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2304 based on a warning flag.
2306 2010-04-09 Richard Guenther <rguenther@suse.de>
2308 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2310 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2313 * varasm.c (default_assemble_visibility): Wrap vars that are
2314 set, but unused, by targets without GAS.
2315 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2316 Remove set, but unused, vars.
2317 (rs6000_legitimize_tls_address): Likewise.
2318 (altivec_expand_dst_builtin): Likewise.
2319 * config/darwin.c (machopic_classify_symbol): Likewise.
2320 (machopic_indirection_name): Likewise.
2322 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2324 * config/i386/i386.md (DWI): New mode iterator.
2325 (S): New mode attribute.
2326 (shift_operand): Ditto.
2327 (shift_immediate_operand): Ditto.
2328 (ashl_input_operand): Ditto.
2329 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2330 using SDWIM mode iterator.
2331 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2332 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2334 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2335 from corresponding peephole2 patterns.
2336 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2337 and x86_64_shift_adj_1 using SWI48 mode iterator.
2338 (x86_shift<mode>_adj_2): Ditto.
2339 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2340 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2341 using SWI48 mode iterator.
2342 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2343 *ashldi3_cmp_rex64 using SWI mode iterator.
2344 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2345 *ashldi3_cconly_rex64 using SWI mode iterator.
2346 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2347 x86_shift<mode>_adj_{1,2}.
2348 (ix86_split_ashr): Ditto.
2349 (ix86_split_lshr): Ditto.
2351 2010-04-09 Richard Guenther <rguenther@suse.de>
2353 * target.h (builtin_conversion): Pass in input and output types.
2354 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2355 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2356 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2357 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2359 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2361 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2363 2010-04-09 Richard Guenther <rguenther@suse.de>
2366 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2368 2010-04-09 Richard Guenther <rguenther@suse.de>
2370 * tree-vectorizer.h (struct _stmt_vec_info): Document
2371 that vectype is the type of the LHS.
2372 (supportable_widening_operation, supportable_narrowing_operation):
2373 Get both input and output vector types as arguments.
2374 (vect_is_simple_use_1): Declare.
2375 (get_same_sized_vectype): Likewise.
2376 * tree-vect-loop.c (vect_determine_vectorization_factor):
2377 Set STMT_VINFO_VECTYPE to the vector type of the def.
2378 (vectorizable_reduction): Adjust.
2379 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2380 Adjust. Specify the output vector type.
2381 (vect_pattern_recog_1): Adjust.
2382 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2383 (vectorizable_call): Adjust.
2384 (vectorizable_conversion): Likewise.
2385 (vectorizable_operation): Likewise.
2386 (vectorizable_type_demotion): Likewise.
2387 (vectorizable_type_promotion): Likewise.
2388 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2390 (vect_is_simple_use_1): New function.
2391 (supportable_widening_operation): Get both input and output
2393 (supportable_narrowing_operation): Likewise.
2394 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2396 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2398 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2399 __thiscall and _thiscall as predefined macros.
2400 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2401 thiscall attribute handling.
2402 (ix86_comp_type_attributes): Likewise.
2403 (ix86_function_regparm): Likewise.
2404 (ix86_return_pops_args): Likewise.
2405 (init_cumulative_args): Likewise.
2406 (find_drap_reg): Likewise.
2407 (ix86_static_chain): Likewise.
2408 (x86_this_parameter): Likewise.
2409 (x86_output_mi_thunk): Likewise.
2410 (ix86_attribute_table): Add description for thiscall attribute.
2411 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2412 * doc/extend.texi: Add documentation for thiscall.
2414 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2417 * c.opt (Wint-to-pointer-cast): Available in C++.
2418 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2420 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2422 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2423 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2424 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2425 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2426 function type instead. Reorder and simplify checks.
2428 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2430 2010-04-08 Jing Yu <jingyu@google.com>
2431 Zdenek Dvorak <ook@ucw.cz>
2433 PR tree-optimization/42720
2434 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2435 loop unswitch conditions here from ...
2436 (tree_unswitch_single_loop): ... here.
2438 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2440 * tree-if-conv.c: Fix comments and simplify logic.
2442 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2444 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2445 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2446 (main_tree_if_conversion): Update call to tree_if_conversion.
2448 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2451 * doc/invoke.texi (-b,-V): Delete.
2452 * doc/tm.texi: Do not mention -b.
2453 * gcc.c (display_help): Delete -b and -V.
2454 (process_command): Delete -b and -V.
2455 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2457 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2458 Wolfgang Gellerich <gellerich@de.ibm.com>
2460 Implement target hook for loop unrolling
2461 * target.h (loop_unroll_adjust): Add a new target hook function.
2462 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2463 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2464 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2465 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2466 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2468 (decide_unroll_stupid): Likewise.
2470 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2473 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2475 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2477 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2478 (Specific, *-*-solaris2*): Likewise.
2479 Don't prefer Sun as over GNU as.
2481 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2483 * config/s390/s390.c (override_options): Adjust the z10
2484 defaults for max-unroll-times, max-completely-peeled-insns
2485 and max-completely-peel-times.
2487 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2489 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2490 instructions for z10.
2491 (s390_expand_setmem): Likewise.
2492 (s390_expand_cmpmem): Likewise.
2494 2010-04-08 Richard Guenther <rguenther@suse.de>
2496 PR tree-optimization/43679
2497 * tree-ssa-pre.c (eliminate): Only propagate copies.
2499 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2502 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2503 set but not used variable warning.
2505 2010-04-08 Wei Guozhi <carrot@google.com>
2508 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2509 (arm_size_rtx_costs): Call the new function when optimized for size.
2511 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2514 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2515 op0 is not a MEM, just return NULL instead of assertion
2517 (discover_nonconstant_array_refs): Don't walk debug stmts.
2519 2010-04-08 Doug Kwan <dougkwan@google.com>
2521 * configure.ac: Recognize gold and do not use its version number
2522 to test ld features.
2523 * configure: Regenerate.
2525 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2528 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2529 (negate_value): Move code to push elements to broken_up_substracts ...
2530 (eliminate_plus_minus_pair): ... here. Push operands that have no
2531 negative pair to plus_negates.
2532 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2534 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2536 * doc/install.texi (Configuration): Move description of
2537 --enable-lto, --with-libelf*, --enable-gold from Java section to
2540 * doc/generic.texi (Working with declarations)
2541 (Function Properties, C and C++ Trees): Fix typos.
2542 * doc/sourcebuild.texi (Top Level): Likewise.
2544 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2547 * tree.h (DECL_READ_P): Define.
2548 (struct tree_decl_common): Add decl_read_flag.
2549 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2550 a set but not used warning.
2551 (merge_decls): Merge DECL_READ_P flag.
2552 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2553 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2554 * c-common.c (handle_used_attribute, handle_unused_attribute):
2556 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2558 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2560 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2561 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2562 c_parser_binary_expression, c_parser_cast_expression,
2563 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2564 Call default_function_array_read_conversion instead of
2565 default_function_array_conversion where needed.
2566 (c_parser_unary_expression, c_parser_conditional_expression,
2567 c_parser_postfix_expression_after_primary, c_parser_initelt):
2568 Likewise. Call mark_exp_read where needed.
2569 (c_parser_statement_after_labels, c_parser_asm_operands,
2570 c_parser_typeof_specifier, c_parser_sizeof_expression,
2571 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2573 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2575 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2576 (warn_unused_but_set_parameter): Default to warn_unused
2578 * doc/invoke.texi: Document -Wunused-but-set-variable and
2579 -Wunused-but-set-parameter.
2581 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2582 used count variable.
2583 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2584 when operandN variables aren't used in the body of the expander
2586 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2587 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2588 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2589 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2590 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2591 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2592 * tree.c (PROCESS_ARG): Likewise.
2594 2010-04-07 Simon Baldwin <simonb@google.com>
2596 * diagnostic.h (diagnostic_override_option_index): New macro to
2597 set a diagnostic's option_index.
2598 * c-tree.h (c_cpp_error): Add warning reason argument.
2599 * opts.c (_warning_as_error_callback): New.
2600 (register_warning_as_error_callback): Store callback for
2601 warnings enabled via enable_warning_as_error.
2602 (enable_warning_as_error): Call callback, minor code tidy.
2603 * opts.h (register_warning_as_error_callback): Declare.
2604 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2605 response to -Werror=.
2606 (c_common_init_options): Register warning_as_error_callback in opts.c.
2607 * common.opt: Add -Wno-cpp option.
2608 * c-common.c (struct reason_option_codes_t): Map cpp warning
2609 reason codes to gcc option indexes.
2610 * (c_option_controlling_cpp_error): New function, lookup the gcc
2611 option index for a cpp warning reason code.
2612 * (c_cpp_error): Add warning reason argument, call
2613 c_option_controlling_cpp_error for diagnostic_override_option_index.
2614 * doc/invoke.texi: Document -Wno-cpp.
2616 2010-04-07 Richard Guenther <rguenther@suse.de>
2618 * ipa-reference.c (mark_load): Use get_base_address.
2619 (mark_store): Likewise.
2621 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2622 inserting GIMPLE_NOPs into the IL.
2623 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2624 Explicitly strip handled components and indirect references.
2626 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2627 folding address expressions.
2628 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2629 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2630 operand_equal_p to compare decls.
2631 (ptr_deref_may_alias_decl_p): Likewise.
2632 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2633 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2634 Handle reversed comparison ops.
2635 * tree-sra.c (asm_visit_addr): Use get_base_address.
2636 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2637 * ipa-reference.c (mark_address): Use get_base_address.
2639 2010-04-07 Richard Guenther <rguenther@suse.de>
2641 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2642 Propagate constants everywhere.
2644 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2647 * tree.c (MAX_INT_CACHED_PREC): Define.
2648 (nonstandard_integer_type_cache): New array.
2649 (build_nonstandard_integer_type): Cache results for precision
2650 <= MAX_INT_CACHED_PREC.
2652 2010-04-07 Richard Guenther <rguenther@suse.de>
2654 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2655 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2656 * common.opt: Likewise.
2657 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2658 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2659 (nonoverlapping_memrefs_p): Likewise.
2660 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2661 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2662 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2663 OPT_fargument_noalias_global for backward compatibility.
2665 2010-04-07 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/43270
2668 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2669 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2670 * tree-ssa-pre.c (phi_translate_1): Adjust.
2671 (fully_constant_expression): Split out vn_reference handling to ...
2672 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2673 Fold reads from constant strings.
2674 (vn_reference_lookup): Handle fully constant references.
2675 (vn_reference_lookup_pieces): Likewise.
2676 * Makefile.in (expmed.o-warn): Add -Wno-error.
2678 2010-04-07 Martin Jambor <mjambor@suse.cz>
2680 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2682 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2685 * gcc.c: Add -static-libstdc++ to list of recognized options.
2687 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2689 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2691 2010-04-07 Richard Guenther <rguenther@suse.de>
2694 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2695 bases build simple mem attributes to retain points-to information.
2697 2010-04-07 Richard Guenther <rguenther@suse.de>
2700 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2701 preserve points-to related information.
2703 2010-04-07 Richard Guenther <rguenther@suse.de>
2706 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2707 discard plain indirect references.
2708 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2709 * tree.c (tree_nop_conversion): Likewise.
2711 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2714 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2716 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2718 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2719 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2721 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2723 * tree-if-conv.c: Fix indentation and comments.
2725 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2727 * tree-if-conv.c: Sort static functions in topological order.
2729 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2731 * tree-if-conv.c: Fix indentation and comments.
2733 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2736 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2737 lang_hooks.types.type_for_size instead of
2738 build_nonstandard_integer_type.
2739 When converting an unsigned type to signed, double its precision.
2740 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2741 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2742 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2745 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2748 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2749 POINTER_PLUS_EXPR for pointer types.
2751 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2754 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2755 * graphite-clast-to-gimple.c: Include langhooks.h.
2756 (max_signed_precision_type): New.
2757 (max_precision_type): Takes two types as arguments.
2758 (precision_for_value): New.
2759 (precision_for_interval): New.
2760 (gcc_type_for_interval): New.
2761 (gcc_type_for_value): New.
2762 (gcc_type_for_clast_term): New.
2763 (gcc_type_for_clast_red): New.
2764 (gcc_type_for_clast_bin): New.
2765 (gcc_type_for_clast_expr): Split up into several functions.
2766 (gcc_type_for_clast_eq): Rewritten.
2767 (compute_bounds_for_level): New.
2768 (compute_type_for_level_1): New.
2769 (compute_type_for_level): New.
2770 (gcc_type_for_cloog_iv): Removed.
2771 (gcc_type_for_iv_of_clast_loop): Rewritten.
2772 (graphite_create_new_loop): Compute the lower and upper bound types
2773 with gcc_type_for_clast_expr.
2774 (graphite_create_new_loop_guard): Same.
2775 (find_cloog_iv_in_expr): Removed.
2776 (compute_cloog_iv_types_1): Removed.
2777 (compute_cloog_iv_types): Removed.
2778 (gloog): Do not call compute_cloog_iv_types.
2779 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2781 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2782 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2783 (GBB_CLOOG_IV_TYPES): Removed.
2785 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2787 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2788 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2789 (detect_commutative_reduction): Same.
2791 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2794 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2796 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2797 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2798 (rewrite_commutative_reductions_out_of_ssa): Same.
2799 * passes.c (execute_function_todo): Call verify_ssa for every pass
2800 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2801 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2802 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2803 with an extra argument.
2804 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2805 verify_ssa only when the extra argument is true.
2806 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2807 with an extra argument.
2808 (tree_transform_and_unroll_loop): Same.
2810 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2812 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2813 for all the passes of the LNO having LOOP_CLOSED_SSA.
2814 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2815 * tree-loop-distribution.c (pass_loop_distribution): Same.
2816 * tree-pass.h (TODO_verify_loops): Removed.
2817 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2819 (pass_tree_unswitch): Same.
2820 (pass_predcom): Same.
2821 (pass_vectorize): Same.
2822 (pass_linear_transform): Same.
2823 (pass_graphite_transforms): Same.
2824 (pass_iv_canon): Same.
2825 (pass_complete_unroll): Same.
2826 (pass_complete_unrolli): Same.
2827 (pass_parallelize_loops): Same.
2828 (pass_loop_prefetch): Same.
2829 (pass_iv_optimize): Same.
2831 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2834 * passes.c (init_optimization_passes): Move pass_lim before
2835 pass_copy_prop and pass_dce_loop.
2837 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2841 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2842 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2843 MULTI_* defines for 4 argument vpermil2p* builtins.
2845 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2847 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2848 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2849 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2850 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2851 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2852 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2853 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2854 Use x86_maybe_negate_const_int to output insn mnemonic.
2855 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2856 check from instruction predicate. Update comments.
2857 * config/i386/sync.md (sync_add<mode>): Use
2858 x86_maybe_negate_const_int to output insn mnemonic.
2860 2010-04-06 Jan Hubicka <jh@suse.cz>
2862 PR tree-optimization/42906
2863 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2864 IGNORE_SELF argument. Set visited_control_parents for fully
2866 (find_obviously_necessary_stmts): Update call of
2867 mark_control_dependent_edges_necessary.
2868 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2870 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2872 * config/i386/i386.md: Remove comment about 'e' and 'E'
2875 2010-04-06 Richard Guenther <rguenther@suse.de>
2877 PR tree-optimization/43627
2878 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2879 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2882 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2884 * BASE-VER: Change to 4.6.0.
2887 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2890 2010-04-06 Richard Guenther <rguenther@suse.de>
2893 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2895 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2897 * doc/invoke.texi (Optimize Options): Document that LTO
2898 won't remove object access purely due to incompatible
2901 2010-04-04 Matthias Klose <doko@ubuntu.com>
2903 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2904 Initialize variable.
2906 2010-04-03 Richard Guenther <rguenther@suse.de>
2909 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2910 require a non-NULL MEM_OFFSET.
2912 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2914 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2915 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2916 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2917 config/alpha/predicates.md, config/arm/arm.md,
2918 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2919 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2920 config/darwin9.h, config/darwin.c, config/darwin.h,
2921 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2922 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2923 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2924 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2925 config/mips/mips.md, config/mn10300/mn10300.c,
2926 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2927 config/rs6000/aix.h, config/rs6000/dfp.md,
2928 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2929 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2930 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2931 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2932 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2933 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2934 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2935 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2936 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2937 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2938 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2939 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2940 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2941 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2942 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2943 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2944 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2945 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2946 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2947 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2948 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2949 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2950 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2951 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2952 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2953 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2954 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2955 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2956 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2957 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2958 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2959 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2960 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2961 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2962 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2963 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2965 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2968 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2969 * aclocal.m4: Regenerate.
2971 2010-04-02 Richard Guenther <rguenther@suse.de>
2973 PR tree-optimization/43629
2974 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2975 if we have seen a constant value.
2977 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2979 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2981 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2984 * arm.c (legitimize_tls_address): Adjust call to
2985 gen_tls_load_dot_plus_four.
2986 (arm_note_pic_base): New function.
2987 (arm_cannot_copy_insn_p): Use it.
2988 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2991 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2996 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * Makefile.in ($(out_object_file)): Depend on
2999 gt-$(basename $(notdir $(out_file))).h.
3001 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3003 * config.gcc (lm32-*-rtems*): Add t-lm32.
3005 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3007 * config.gcc: Add lm32-*-rtems*.
3008 * config/lm32/rtems.h: New file.
3010 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3013 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3015 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3017 * dwarf2out.c (output_compilation_unit_header): For
3018 -gdwarf-4 use version 4 instead of version 3.
3019 (output_line_info): For version 4 and above emit additional
3020 maximum ops per insn header field.
3021 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3023 * dwarf2out.c (is_c_family, is_java): Remove.
3024 (lower_bound_default): New function.
3025 (add_bound_info, gen_descr_array_type_die): Use it.
3027 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3030 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3031 re-declaration when it happens in a function.
3033 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3035 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3036 (cgraph_remove_function_insertion_hook): Same.
3037 (cgraph_call_function_insertion_hooks): Same.
3039 2010-04-01 Richard Guenther <rguenther@suse.de>
3042 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3043 and TREE_THIS_VOLATILE.
3044 (copy_ref_info): Likewise.
3045 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3046 * tree.c (build6_stat): Ignore side-effects of all but arg5
3047 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3050 2010-04-01 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/43607
3053 * ipa-type-escape.c (check_call): Do not access non-existing
3056 2010-04-01 Richard Guenther <rguenther@suse.de>
3060 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3061 Jack Howarth <howarth@bromo.med.uc.edu>
3063 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3066 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3068 * doc/install.texi (Prerequisites): Document libelf usability on
3069 IRIX 5/6 and Solaris 2.
3070 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3071 Update GNU as, GNU ld requirements.
3072 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3073 Document Sun Studio compiler download.
3074 Update and simplify as, ld recommendations.
3075 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3077 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3079 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3080 with_tune_32 to pentium4.
3082 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3086 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3088 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3089 obsoletion, removal.
3091 Document GNU as requirement.
3092 Update configure requirements.
3093 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3094 Recomment IRIX 6.5.18+.
3095 Document IDF/IDL requirement.
3096 Document GNU as requirement.
3097 Document GNU ld bootstrap failure.
3098 Remove freeware.sgi.com reference.
3100 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3102 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3103 UNIX V4.0, V5.0 obsoletion, removal.
3104 Remove --with-gc=simple reference.
3105 Update VM requirements during bootstrap.
3106 Remove -oldas bootstrap description.
3107 Update binutils reference.
3108 Remove comparison failure note.
3110 2010-03-31 Richard Guenther <rguenther@suse.de>
3111 Zdenek Dvorak <ook@ucw.cz>
3112 Sebastian Pop <sebastian.pop@amd.com>
3115 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3116 with multiple arguments.
3117 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3119 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3121 * graphite-dependences.c (print_pddr): Call print_pdr with an
3123 * graphite-poly.c (debug_pdr): Add an extra argument for the
3126 (print_pbb_domain): Same.
3128 (print_scop_context): Same.
3130 (print_cloog): Same.
3131 (debug_pbb_domain): Same.
3135 (debug_scop_context): Same.
3137 (debug_cloog): Same.
3138 (print_scop_params): Same.
3139 (debug_scop_params): Same.
3140 (print_iteration_domain): Same.
3141 (print_iteration_domains): Same.
3142 (debug_iteration_domain): Same.
3143 (debug_iteration_domains): Same.
3144 (print_scattering_function): Same.
3145 (print_scattering_functions): Same.
3146 (debug_scattering_function): Same.
3147 (debug_scattering_functions): Same.
3148 * graphite-poly.h (debug_pdr): Update declaration.
3150 (print_pbb_domain): Same.
3152 (print_scop_context): Same.
3154 (print_cloog): Same.
3155 (debug_pbb_domain): Same.
3159 (debug_scop_context): Same.
3161 (debug_cloog): Same.
3162 (print_scop_params): Same.
3163 (debug_scop_params): Same.
3164 (print_iteration_domain): Same.
3165 (print_iteration_domains): Same.
3166 (debug_iteration_domain): Same.
3167 (debug_iteration_domains): Same.
3168 (print_scattering_function): Same.
3169 (print_scattering_functions): Same.
3170 (debug_scattering_function): Same.
3171 (debug_scattering_functions): Same.
3173 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3175 * graphite-poly.c (print_scattering_function_1): New.
3176 (print_scattering_function): Call it.
3177 (print_scop_params): Remove spaces at the end of lines.
3180 * graphite-poly.h (print_cloog): Declared.
3181 (debug_cloog): Declared.
3183 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3185 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3187 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3188 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3189 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3190 to switch between adding the IV bump in loop->latch or in loop->header.
3192 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3194 * graphite-poly.c (print_scattering_function): Pretty print following
3197 (print_pbb_domain): Same.
3198 (dump_gbb_cases): Same.
3199 (dump_gbb_conditions): Same.
3202 (print_scop_params): Same.
3203 (print_scop_context): Same.
3205 (print_pbb_body): New.
3206 (lst_indent_to): New.
3207 (print_lst): Start new lines with a #.
3208 * graphite-poly.h (pbb_bb): New.
3209 (pbb_index): Use pbb_bb.
3210 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3212 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3214 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3216 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3217 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3218 and 0 instead of 1 for dw_val_class_flag.
3219 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3220 dw_val_class_range_list, dw_val_class_loc_list,
3221 dw_val_class_lineptr and dw_val_class_macptr, use
3222 DW_FORM_flag_present for dw_val_class_flag and
3223 DW_FORM_exprloc for dw_val_class_loc.
3224 (output_die): For -gdwarf-4 print dw_val_class_loc
3225 size as uleb128 instead of 1 or 2 bytes and don't print
3226 anything for dw_val_class_flag.
3228 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3229 instead of cselib_lookup following by tweaking locs->setting_insn.
3232 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3233 even before returning from label, setjmp call or volatile asm
3236 2010-03-31 Richard Guenther <rguenther@suse.de>
3239 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3240 temporary data on stack.
3242 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3244 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3245 (PUSHSECTION_ASM_OP): Remove.
3246 (POPSECTION_ASM_OP): Remove.
3247 (PUSHSECTION_FORMAT): Remove.
3248 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3249 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3250 * config/sol2.c (solaris_output_init_fini): Use it.
3252 2010-03-31 Jie Zhang <jie@codesourcery.com>
3255 * opt-functions.awk (var_type_struct): Use signed char type
3256 for simple variables.
3258 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3260 * config/sol2.c: Include output.h.
3261 (solaris_assemble_visibility): New function.
3262 * config/t-sol2 (sol2.o): Add output.h dependency.
3263 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3264 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3267 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3270 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3271 V2SImode or XFmode on PRE_DEC.
3274 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3277 2010-03-31 Jie Zhang <jie@codesourcery.com>
3280 * reload.h (caller_save_initialized_p): Declare.
3281 * toplev.c (backend_init_target): Don't call
3282 init_caller_save but set caller_save_initialized_p to false.
3283 * caller-save.c (caller_save_initialized_p): Define.
3284 (init_caller_save): Check caller_save_initialized_p.
3285 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3287 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3290 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3291 and soft-fp/t-softfp to tmake_file.
3292 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3293 (LIBGCC2_TF_CEXT): Define.
3296 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3299 * cselib.c (n_useless_values): Document handling of debug locs.
3300 (n_useless_debug_values, n_debug_values): New variables.
3301 (new_elt_loc_list): Don't add to debug values, keep count.
3302 (promote_debug_loc): New.
3303 (cselib_reset_table): Zero new variables.
3304 (entry_and_rtx_equal_p): Promote debug locs.
3305 (discard_useless_locs): Increment n_useless_debug_values for
3307 (remove_useless_values): Adjust n_useless_values and n_debug_values
3308 with n_useless_debug_values.
3309 (add_mem_for_addr): Promote debug locs.
3310 (cselib_lookup_mem): Likewise.
3311 (cselib_lookup_addr): Renamed to...
3312 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3313 (cselib_log_lookup): ... this. Turn into...
3314 (cselib_lookup_addr): ... new wrapper.
3315 (cselib_lookup_from_insn): New.
3316 (cselib_invalidate_regno): Increment n_useless_debug_values for
3318 (cselib_invalidate_mem): Likewise.
3319 (cselib_process_insn): Take n_deleted and n_debug_values into
3320 account to guard remove_useless_value call.
3321 (cselib_finish): Zero n_useless_debug_values.
3322 * cselib.h (cselib_lookup_from_insn): Declare.
3323 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3324 (sched_analyze_2): Likewise.
3326 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3328 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3330 (adjust_mems): Replace narrowing SUBREG of expression containing
3331 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3332 with operations in the narrower mode.
3335 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3336 regs_invalidated_by_call instead all call_used_reg_set registers.
3338 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3341 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3342 pointer comparisons with types_compatible_p.
3343 * tree-vect-stmts.c (vectorizable_call): Same.
3344 (vectorizable_condition): Same.
3346 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3348 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3349 stack check if the mask would be zero.
3351 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3352 Jack Howarth <howarth@bromo.med.uc.edu>
3354 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3357 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3360 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3362 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3363 Include ___unordxf2 and ___unordtf2.
3364 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3367 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3369 * config/lm32/t-lm32: New file.
3370 * config.gcc: Use the above file when targetting lm32.
3372 2010-03-28 Duncan Sands <baldrick@free.fr>
3374 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3376 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3379 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3380 Improve vectorization cost model diagnostic.
3382 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3385 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3386 compute_data_dependences_for_loop returns false, early exit
3387 and output an extra diagnostic for the failed data reference
3390 2010-03-29 Richard Guenther <rguenther@suse.de>
3392 PR tree-optimization/43560
3393 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3394 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3396 2010-03-29 Jie Zhang <jie@codesourcery.com>
3399 * toplev.c (process_options): Set optimization_default_node
3400 and optimization_current_node.
3401 * opts.c (decode_options): Don't set optimization_default_node
3402 and optimization_current_node.
3404 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3406 * config/rtems.h: Abandon -qrtems_debug.
3408 2010-03-28 Jan Hubicka <jh@suse.cz>
3410 PR tree-optimization/43505
3411 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3412 map should not be copied.
3414 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3417 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3418 cdtors, set DECL_PRESERVE_P.
3419 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3422 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3424 PR tree-optimization/43528
3425 * stor-layout.c (place_field): Check that constant fits into
3426 unsigned HWI when skipping calculation of MS bitfield layout.
3428 2010-03-27 Jan Hubicka <jh@suse.cz>
3431 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3432 notice_global_symbol work.
3434 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3436 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3437 instead of dwarf2out_decl.
3438 (struct var_loc_node): Remove section_label field.
3439 (dwarf2out_function_decl): New function.
3440 (dwarf2out_var_location): Don't set section_label field.
3441 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3443 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3445 PR tree-optimization/43544
3446 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3447 First argument for builtin vectorized function hook is now a
3448 tree to be able to distinguish between machine specific and
3450 * targhooks.c (default_builtin_vectorized_function): Ditto.
3451 * targhooks.h (default_builtin_vectorized_function): Ditto.
3452 * target.h (struct gcc_target): Ditto.
3453 * tree-vect-stmts.c (vectorizable_function): Ditto.
3454 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3455 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3458 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3461 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3462 nested binding iff it is a FUNCTION_DECL.
3463 (store_parm_decls_newstyle): Pass nested=true to bind for
3464 FUNCTION_DECLs amongst parameters.
3466 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3468 * var-tracking.c (vt_expand_loc_callback): Don't run
3469 cselib_expand_value_rtx_cb in dummy mode if
3470 cselib_dummy_expand_value_rtx_cb returned false.
3472 * var-tracking.c (emit_note_insn_var_location): For one part
3473 notes with offset 0, don't add EXPR_LIST around the location.
3474 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3475 add_location_or_const_value_attribute): Adjust for that change.
3478 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3479 into first operand and location into second.
3480 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3481 dw_cfi_oprnd_loc for DW_CFA_expression.
3482 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3483 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3484 assume first argument is regnum and second argument is location.
3486 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3489 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3490 of scratch register to DImode. Split to DImode comparison operator.
3491 Use SImode subreg of scratch register in the multiplication.
3492 (*cmp_sadd_sidi): Ditto.
3493 (*cmp_ssub_si): Ditto.
3494 (*cmp_ssub_sidi): Ditto.
3496 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3499 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3500 Remove invalid assert and wrong comment.
3502 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3505 * flags.h (final_insns_dump_p): New extern.
3506 * final.c (final_insns_dump_p): New variable.
3507 (rest_of_clean_state): Set it before -fdump-final-insns=
3508 dumping, clear afterwards.
3509 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3510 MEM_ALIAS_SET on MEMs.
3512 2010-03-26 David S. Miller <davem@davemloft.net>
3514 * configure.ac: Fix sparc GOTDATA_OP bug check.
3515 * configure: Rebuild.
3517 2010-03-26 Alan Modra <amodra@gmail.com>
3519 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3521 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3523 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3524 TLS_SECTION_ASM_FLAG.
3526 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3529 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3530 Clear first_function_block_is_cold.
3533 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3534 argument if the argument is truth_value_p.
3536 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3538 * config/rs6000/constraints.md: Update copyright year for my changes.
3541 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3542 used in reg+reg addressing, swap registers.
3544 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3547 * target.h (struct gcc_target): Add code_end hook.
3548 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3550 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3551 * toplev.c (compile_file): Call targetm.asm_out.code_end
3552 hook before unwind info/debug info output.
3553 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3554 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3555 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3556 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3557 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3558 * config/i386/i386.c (ix86_file_end): Renamed to...
3559 (ix86_code_end): ... this. Make static. Don't call
3560 file_end_indicate_exec_stack. Emit unwind info using
3561 final_start_function/final_end_function.
3562 (darwin_x86_file_end): Remove.
3563 (TARGET_ASM_CODE_END): Define.
3564 * config/i386/i386.h (TARGET_ASM_FILE_END,
3565 NEED_INDICATE_EXEC_STACK): Don't define.
3566 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3567 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3568 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3569 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3572 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3573 at the beginning and final_end_function at the end.
3574 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3576 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3578 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3579 and Sun as TLS syntax.
3580 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3581 * configure: Regenerate.
3582 * config.in: Regenerate.
3583 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3584 (default_elf_asm_named_section): Use it.
3585 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3586 (i386_output_dwarf_dtprel): Likewise.
3587 (output_addr_const_extra): Likewise.
3588 (output_pic_addr_const): Lowercase @GOTTPOFF.
3589 (output_addr_const_extra): Likewise.
3590 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3591 (output_addr_const_extra): Likewise.
3592 (output_pic_addr_const): Lowercase @INDNTPOFF.
3593 (output_addr_const_extra): Likewise.
3594 (output_pic_addr_const): Lowercase @NTPOFF.
3595 (output_addr_const_extra): Likewise.
3596 (output_pic_addr_const): Lowercase @TPOFF.
3597 (output_addr_const_extra): Likewise.
3598 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3599 (*tls_global_dynamic_64): Likewise.
3600 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3601 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3603 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3604 (ASM_OUTPUT_TLS_COMMON): Use it.
3605 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3608 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3609 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3610 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3611 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3612 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3613 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3615 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3617 * config/i386/i386.c (override_options): Don't accept
3618 -mtls-dialect=sun any longer.
3619 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3620 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3621 (*tls_local_dynamic_base_32_sun): Likewise.
3622 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3624 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3627 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3628 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3631 * ira.c (adjust_cleared_regs): New function.
3632 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3636 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3638 * expr.c (expand_expr_real): Restore previous
3639 curr_insn_source_location and curr_insn_block after
3640 expand_expr_real_1 call.
3641 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3642 instead of expand_expr_real_1.
3644 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3646 PR rtl-optimization/43413
3647 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3650 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3653 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3654 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3656 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3658 * config/i386/i386.c (ix86_target_string): Add -mfma.
3659 Fix a typo in comment.
3661 2010-03-22 Mike Stump <mikestump@comcast.net>
3664 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3665 Don't overly align based upon packed packed fields.
3667 2010-03-22 Jason Merrill <jason@redhat.com>
3669 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3670 Use () rather than [], and move before the element type.
3672 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3674 * doc/configfiles.texi (Configuration Files): Removed
3675 fixinc/Makefile*, intl/Makefile.*.
3676 * doc/makefile.texi: Fixed markup. Abstract from version
3677 control system used.
3678 (Makefile): Removed obsolete gcc/java/parse.y example.
3679 * doc/sourcebuild.texi: Likewise.
3680 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3681 libgomp, libssp. Removed fastjar.
3682 (Miscellaneous Docs): Clarify location.
3683 Added COPYING3, COPYING3.LIB.
3684 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3686 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3689 * config/i386/i386.c (x86_function_profiler)
3690 [!NO_PROFILE_COUNTERS]: Fix typo.
3691 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3694 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3695 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3697 * doc/sourcebuild.texi (Test Directives): Split into six
3698 subsections, with most of the current text in new subsections
3699 Directives, Selectors, and Final Actions.
3700 (Directives): Split list of test directives into multiple
3702 (Selectors): Describe use and syntax of selectors.
3703 (Effective-Target Keywords): Describe all existing keywords.
3704 (Add Options): Describe features for dg-add-options.
3705 (Require Support): Describe variants of dg-require-support.
3706 (Final Actions): Describe commands to use in dg-final.
3708 2010-03-22 Michael Matz <matz@suse.de>
3711 * recog.c (validate_replace_rtx_group): Replace also in
3712 REG_EQUAL and REG_EQUIV notes.
3714 2010-03-22 Richard Guenther <rguenther@suse.de>
3716 PR tree-optimization/43390
3717 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3718 sure vector extracts are type correct.
3720 2010-03-22 Richard Guenther <rguenther@suse.de>
3723 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3724 x * sqrt (x) even when optimizing for size if the target
3725 has native support for sqrt.
3727 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3729 * varasm.c (make_decl_rtl_for_debug): Also clear
3730 flag_mudflap for the duration of make_decl_rtl call.
3733 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3734 locs from preserved VALUEs.
3736 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3739 * pa.md (movmemsi): Set align to one if zero.
3740 (movmemdi): Likewise.
3742 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3745 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3746 with their corresponding prologue pushes.
3748 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3751 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3752 at the begining or end.
3753 (spu_expand_epilogue): Likewise.
3755 2010-03-20 Richard Guenther <rguenther@suse.de>
3757 PR rtl-optimization/43438
3758 * combine.c (make_extraction): Properly zero-/sign-extend an
3759 extraction of the low part of a CONST_INT. Also handle
3762 2010-03-19 Mike Stump <mikestump@comcast.net>
3764 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3765 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3766 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3768 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3771 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3774 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3776 PR rtl-optimization/42258
3777 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3778 use that may match DEF.
3781 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3782 the cost of loading the constant rather than assuming
3784 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3785 outer code is AND, do the same tests as the andsi3 expander and
3786 return COSTS_N_INSNS (1) if and is cheap.
3788 * optabs.c (avoid_expensive_constant): Fix formatting.
3790 2010-03-19 Michael Matz <matz@suse.de>
3793 * attribs.c (decl_attributes): When rebuilding a function pointer
3794 type use the same qualifiers as the original pointer type.
3796 2010-03-19 Martin Jambor <mjambor@suse.cz>
3798 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3799 and is_gimple_ip_invariant_address.
3801 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3804 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3806 * config/arm/arm.c (arm_override_options): Turn off
3807 flag_dwarf2_cfi_asm for AAPCS variants.
3809 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3812 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3813 Use PRE_MODIFY instead of PRE_DEC.
3814 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3815 (vfp_emit_fstmd): Likewise.
3817 2010-03-19 Michael Matz <matz@suse.de>
3820 * builtins.c (expand_builtin_interclass_mathfn,
3821 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3824 2010-03-19 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/43415
3827 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3828 (phi_translate_1): ... this.
3829 (phi_translate): Move all caching here. Cache all NARY
3830 and REFERENCE translations.
3832 2010-03-19 David S. Miller <davem@davemloft.net>
3834 With help from Eric Botcazou.
3835 * config/sparc/sparc.c: Include dwarf2out.h.
3836 (emit_pic_helper): Delete.
3837 (pic_helper_symbol_name): Delete.
3838 (pic_helper_emitted_p): Delete.
3839 (pic_helper_needed): New.
3840 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3841 (get_pc_thunk_name): New.
3842 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3843 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3844 Set pic_helper_needed to true. Don't call emit_pic_helper.
3845 (sparc_expand_prologue): Update load_pic_register call.
3846 (sparc_output_mi_thunk): Likewise.
3847 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3848 thunk if possible. Output CFI information as needed.
3850 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3851 Jack Howarth <howarth@bromo.med.uc.edu>
3854 * config/i386/i386.h: Fix ABI on darwin x86-32.
3856 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3858 * tree.h: Declare make_decl_rtl_for_debug.
3859 * varasm.c (make_decl_rtl_for_debug): New.
3860 * dwarf2out.c (rtl_for_decl_location): Call it.
3861 * cfgexpand.c (expand_debug_expr): Call it.
3863 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3866 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3870 * var-tracking.c (vt_init_cfa_base): Do nothing if
3871 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3873 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3876 * var-tracking.c (canonicalize_vars_star): New.
3877 (dataflow_post_merge_adjust): Use it.
3879 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3882 * var-tracking.c (non_suitable_const): New function.
3883 (add_uses): For DEBUG_INSNs with constants, don't record any
3884 value, instead just the constant value itself.
3885 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3886 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3887 (emit_notes_in_bb): Likewise.
3888 (emit_note_insn_var_location): For onepart variables if
3889 cur_loc is a VOIDmode constant, use DECL_MODE.
3891 2010-03-18 Martin Jambor <mjambor@suse.cz>
3894 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3895 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3896 all non-clones. Moved call redirection...
3897 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3898 (cgraph_materialize_all_clones): Dispose of all
3899 combined_args_to_skip bitmaps.
3900 (verify_cgraph_node): Do not check for edges pointing to wrong
3901 nodes in inline clones.
3902 * tree-inline.c (copy_bb): Call
3903 cgraph_redirect_edge_call_stmt_to_callee.
3904 * ipa.c (cgraph_remove_unreachable_nodes): Call
3905 cgraph_node_remove_callees even when there are used clones.
3907 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3911 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3917 2010-03-18 Michael Matz <matz@suse.de>
3920 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3921 into sqrt(x) if we need to preserve signed zeros.
3923 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3924 Eric Botcazou <ebotcazou@adacore.com>
3926 PR rtl-optimization/43360
3927 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3928 note if we don't know its invariant status.
3930 2010-03-18 Michael Matz <matz@suse.de>
3932 PR tree-optimization/43402
3933 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3934 PHI chains of ssa names registered for update.
3936 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3939 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3940 non-offsettable and pre_modify update addressing.
3941 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3942 and "2" alternatives "#".
3943 (*movdd_softfloat32): Make all alternatives "#";
3944 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3945 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3946 (*movdf_softfloat32): Make all alternatives "#";
3947 (movdi): Use the new DIFD mode iterator to create a common splitter
3948 for movdi, movdf and movdd patterns.
3950 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3952 * common.opt (dumpdir): Remove redundant tab.
3954 2010-03-17 Martin Jambor <mjambor@suse.cz>
3956 PR tree-optimization/43347
3957 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3958 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3960 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3962 PR rtl-optimization/42216
3963 * regrename.c (create_new_chain): New function, broken out from...
3964 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3965 appending a use to an empty chain.
3966 (build_def_use): Remove previous changes that convert OP_INOUT to
3967 OP_OUT operands; instead detect the case where an OP_INOUT operand
3968 uses a previously untracked register and create an empty chain for it.
3970 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3972 * doc/extend.texi (Function Attributes): Rewrite unfinished
3973 sentence in ms_abi documentation.
3975 2010-03-17 Alan Modra <amodra@gmail.com>
3977 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3978 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3979 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3980 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3982 2010-03-16 Richard Henderson <rth@redhat.com>
3985 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3986 (lower_try_finally): Save and restore eh_seq around the expansion
3989 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3991 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3992 statements before splitting block.
3994 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3996 * doc/sourcebuild.texi (Testsuites): Fix markup.
3997 Use pathnames relative to gcc/testsuite.
3998 (Test Directives): Move description of how timeout is determined.
3999 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4000 (C Tests): Correct gcc.misc-tests directory.
4001 Framework tests now live in gcc.test-framework.
4003 2010-03-16 Richard Guenther <rguenther@suse.de>
4006 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4007 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4009 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4010 Alexandre Oliva <aoliva@redhat.com>
4012 PR tree-optimization/42917
4013 * lambda-code.c (remove_iv): Skip debug statements.
4014 (lambda_loopnest_to_gcc_loopnest): Likewise.
4015 (not_interesting_stmt): Debug statements are not interesting.
4017 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4021 * cselib.c (cselib_preserve_constants,
4022 cfa_base_preserved_val): New static variables.
4023 (preserve_only_constants): New function.
4024 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4025 clear its REG_VALUES. If cselib_preserve_constants, don't
4026 empty the whole hash table, but preserve there VALUEs with constants,
4027 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4028 (cselib_preserve_cfa_base_value): New function.
4029 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4030 (cselib_init): Change argument to int bitfield. Set
4031 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4033 (cselib_finish): Clear cselib_preserve_constants and
4034 cfa_base_preserved_val.
4035 * cselib.h (enum cselib_record_what): New enum.
4036 (cselib_init): Change argument to int.
4037 (cselib_preserve_cfa_base_value): New prototype.
4038 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4039 * dse.c (dse_step1): Likewise.
4040 * cfgcleanup.c (thread_jump): Likewise.
4041 * sched-deps.c (sched_analyze): Likewise.
4042 * gcse.c (local_cprop_pass): Likewise.
4043 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4044 If FN is non-NULL, call the callback always and whenever it returns
4045 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4046 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4047 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4048 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4049 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4050 * var-tracking.c: Include recog.h.
4051 (bb_stack_adjust_offset): Remove.
4052 (vt_stack_adjustments): Don't call it, instead just gather the
4053 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4054 (adjust_stack_reference): Remove.
4055 (compute_cfa_pointer): New function.
4056 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4057 (struct adjust_mem_data): New type.
4058 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4060 (get_address_mode): New function.
4061 (replace_expr_with_values): Use it.
4062 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4063 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4064 (adjust_sets): Remove.
4065 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4066 Use get_address_mode.
4067 (get_adjusted_src): Remove.
4068 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4069 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4070 (add_with_sets): Don't call adjust_sets.
4071 (fp_setter, vt_init_cfa_base): New functions.
4072 (vt_initialize): Change return type to bool. Move most of pool etc.
4073 initialization to the beginning of the function from end. Pass
4074 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4075 If !frame_pointer_needed, call vt_stack_adjustment before mos
4076 vector is filled, call vt_init_cfa_base if argp/framep has been
4077 eliminated to sp. If frame_pointer_needed and argp/framep has
4078 been eliminated to hard frame pointer, set
4079 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4080 encountering fp setter in the prologue. For MO_ADJUST, call
4081 log_op_type before pusing the op into mos vector, not afterwards.
4082 Call adjust_insn before cselib_process_insn/add_with_sets,
4083 call cancel_changes (0) afterwards.
4084 (variable_tracking_main_1): Adjust for vt_initialize calling
4085 vt_stack_adjustments and returning whether it succeeded or not.
4087 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4089 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4092 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4094 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4096 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4097 drap_reg has not been set.
4099 2010-03-15 Michael Matz <matz@suse.de>
4102 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4103 use it to expand block copies.
4104 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4105 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4106 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4108 2010-03-15 Richard Guenther <rguenther@suse.de>
4110 PR tree-optimization/43367
4111 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4114 2010-03-15 Richard Guenther <rguenther@suse.de>
4116 PR tree-optimization/43317
4117 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4119 2010-03-15 Martin Jambor <mjambor@suse.cz>
4121 PR tree-optimization/43141
4122 * tree-sra.c (create_abstract_origin): New function.
4123 (modify_function): Call create_abstract_origin.
4125 2010-03-15 Chris Demetriou <cgd@google.com>
4127 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4130 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4133 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4134 call insert_out_of_ssa_copy for default definitions.
4136 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4138 * graphite-clast-to-gimple.c (my_long_long): Defined.
4139 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4140 * graphite-sese-to-poly.c (my_long_long): Defined.
4141 (scop_ivs_can_be_represented): Use it.
4143 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4145 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4146 graphite-max-bbs-per-function, and loop-block-tile-size.
4147 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4149 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4151 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4153 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4154 forward declaration.
4155 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4156 (add_upper_bounds_from_estimated_nit): New.
4157 (build_loop_iteration_domains): Use it.
4159 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4161 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4163 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4166 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4167 should be an INTEGER_CST. Also handle CASE_CONVERT.
4169 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4171 * graphite.c (graphite_initialize): To bound the number of bbs per
4172 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4173 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4174 * doc/invoke.texi: Document it.
4176 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4178 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4179 * graphite-sese-to-poly.h (build_poly_scop): Same.
4181 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4183 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4184 the number of parameters in the scop. Use as an upper bound
4185 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4186 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4187 * doc/invoke.texi: Document it.
4189 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4191 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4192 * doc/c-tree.texi: Remove.
4193 * doc/generic.texi: Merge c-tree.texi here.
4194 * doc/gccint.texi (Trees): Remove menu entry.
4195 (c-tree.texi): Remove @include.
4196 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4197 * doc/languages.texi (Reading RTL): Ditto.
4199 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4202 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4204 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4207 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4208 code added to work around reload clobbering CONST insns.
4210 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4212 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4213 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4214 (cselib_preserve_only_values): Remove retain argument, don't
4215 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4216 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4217 * var-tracking.c (micro_operation): Move insn field before union.
4218 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4219 (struct variable_tracking_info_def): Remove n_mos field, change
4220 mos into a vector of micro_operations.
4221 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4222 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4223 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4224 changing into a vector.
4225 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4226 come before all other uops generated by add_stores.
4227 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4229 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4230 a vector. Run just one pass over the bbs instead of separate counting
4231 and computation phase.
4232 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4235 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4236 into *nonlocalized_list vector.
4237 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4238 even if origin is non-NULL.
4239 (gen_variable_die): Likewise.
4240 (process_scope_var): Don't change origin.
4241 (gen_decl_die): Likewise.
4242 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4243 before adding new edges instead of after it, fix moving over
4246 2010-03-11 David S. Miller <davem@davemloft.net>
4248 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4250 * configure: Rebuild.
4252 2010-03-11 Martin Jambor <mjambor@suse.cz>
4254 PR tree-optimization/43257
4255 * tree.c (assign_assembler_name_if_neeeded): New function.
4256 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4258 * tree.h (assign_assembler_name_if_neeeded): Declare.
4259 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4260 the function if needed.
4262 2010-03-11 Chris Demetriou <cgd@google.com>
4264 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4265 include/stdint-gcc.h, and include/stdint.h world-readable.
4267 2010-03-11 Richard Guenther <rguenther@suse.de>
4269 PR tree-optimization/43255
4270 * tree-vrp.c (process_assert_insertions_for): Do not insert
4271 asserts for trivial conditions.
4273 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4275 PR tree-optimization/43280
4276 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4277 generation. Move calculation of size out of the if branch.
4278 (find_bswap): Modify compare number generation.
4280 2010-03-11 Richard Guenther <rguenther@suse.de>
4283 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4284 (input_gimple_stmt): Fixup handled component types during
4285 operand read. Also fix up decls in ADDR_EXPRs.
4287 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4289 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4290 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4292 2010-03-10 Jan Hubicka <jh@suse.cz>
4295 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4296 * varasm.c (get_variable_section): Don't do that here...
4297 (make_decl_rtl): ... and here.
4298 (do_assemble_alias): Produce decl RTL.
4299 (assemble_alias): Likewise.
4301 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4304 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4305 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4307 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4308 (based_loc_descr): Only express drap or vdrap regno based expressions
4309 using DW_OP_fbreg when not optimizing.
4310 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4311 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4312 REG_CFA_SET_VDRAP note.
4314 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4316 PR tree-optimization/43236
4317 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4318 error in calculation of base address in reverse iteration case.
4319 (generate_builtin): Take number of latch executions if the statement
4322 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4325 * tree-eh.c: Include pointer-set.h.
4326 (lower_eh_dispatch): Filter out duplicate case labels and
4327 remove the unneeded edge when the label is unused. Return
4328 true when some edges are removed.
4329 (execute_lower_eh_dispatch): When any lowering resulted in
4330 removing an edge, also delete unreachable blocks.
4332 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4335 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4336 UNSPEC_MACHOPIC_OFFSET.
4338 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4341 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4342 (m68k_delegitimize_address): New function.
4344 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4347 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4350 * var-tracking.c (adjust_sets): New function.
4351 (count_with_sets, add_with_sets): Use it.
4352 (get_adjusted_src): New inline function.
4353 (add_stores): Use it.
4356 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4357 call cselib_dummy_expand_value_rtx_cb instead of
4358 cselib_expand_value_rtx_cb.
4361 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4362 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4363 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4364 and .cfi_endproc around the pic thunks.
4365 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4366 all queued unwind info register saves are saved before the call.
4367 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4368 considered as sp-=4 for unwind info and the pop as sp+=4 which
4369 also clobbers dest, but doesn't actually restore it.
4372 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4373 RTX_FRAME_RELATED_P.
4375 2010-03-09 Jie Zhang <jie@codesourcery.com>
4377 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4378 whitespaces in output template.
4380 2010-03-09 Jie Zhang <jie@codesourcery.com>
4382 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4385 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4387 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4388 builtins.exp in a separate job.
4390 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4392 * graphite-sese-to-poly.c (add_param_constraints): Use
4393 lower_bound_in_type and upper_bound_in_type.
4395 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4397 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4398 instead of unsigned_type_node.
4400 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4401 Reza Yazdani <reza.yazdani@amd.com>
4404 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4405 on pointer type parameters.
4407 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4411 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4412 handle conversions from pointer to integers.
4413 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4414 induction variable, to be able to work with code generated by CLooG.
4415 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4416 (build_poly_scop): Bail out if we cannot codegen a loop.
4418 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4420 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4421 code generation with gloog_error.
4423 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4425 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4426 Call fold_convert on all the returned values.
4427 (expand_scalar_variables_expr): Pass to
4428 expand_scalar_variables_ssa_name the type of the resulting expression.
4430 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4432 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4433 ppl_min_for_le_pointset.
4434 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4435 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4437 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4439 * graphite-dependences.c (map_into_dep_poly): Removed.
4440 (dependence_polyhedron_1): Use combine_context_id_scat.
4442 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4444 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4445 (struct poly_bb): Same.
4446 (combine_context_id_scat): New.
4448 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4451 * sese.c (name_defined_in_loop_p): Return false for default
4454 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4456 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4457 and clean up the logic.
4459 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4461 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4464 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4466 * var-tracking.c (remove_cselib_value_chains): Define only for
4468 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4469 delete_slot_part, emit_notes_for_differences_1): Don't call
4470 remove_cselib_value_chains here.
4471 (set_slot_part, emit_notes_for_differences_2): Don't call
4472 add_cselib_value_chains here.
4473 (preserved_values): New vector.
4474 (preserve_value): New function.
4475 (add_uses, add_stores, vt_add_function_parameters): Use it
4476 instead of cselib_preserve_value.
4477 (changed_values_stack): New vector.
4478 (check_changed_vars_0): New function.
4479 (check_changed_vars_1, check_changed_vars_2): Use it.
4480 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4481 changed_values_stack VALUEs.
4482 (vt_emit_notes): For all preserved_values call
4483 add_cselib_value_chains. If ENABLE_CHECKING call
4484 remove_cselib_value_chains before verifying value_chains is empty.
4485 Initialize and free changed_values_stack.
4486 (vt_initialize): Initialize preserved_values.
4487 (vt_finalize): Free preserved_values.
4489 2010-03-08 Richard Guenther <rguenther@suse.de>
4491 PR tree-optimization/43269
4492 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4495 2010-03-08 Martin Jambor <mjambor@suse.cz>
4497 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4498 (ipa_is_param_called): Removed.
4499 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4500 (ipa_print_node_params): Do not print the called flag.
4501 (ipa_write_node_info): Do not stream the called flag.
4502 (ipa_read_node_info): Likewise.
4504 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4507 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4508 * cselib.c (struct expand_value_data): Add dummy field.
4509 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4511 (cselib_dummy_expand_value_rtx_cb): New function.
4512 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4514 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4515 * var-tracking.c: Include pointer-set.h.
4516 (variable): Change n_var_parts to char from int. Add
4517 cur_loc_changed and in_changed_variables fields.
4518 (variable_canonicalize): Remove.
4519 (shared_var_p): New inline function.
4520 (unshare_variable): Maintain cur_loc_changed and
4521 in_changed_variables fields. If var was in changed_variables,
4522 replace it there with new_var. Just copy cur_loc instead of
4523 resetting it to something else.
4524 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4525 (dataflow_set_union): Don't call variable_canonicalize.
4526 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4527 of their DEBUG_EXPR_TREE_DECLs.
4528 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4529 and in_changed_variables and cur_loc_changed is false.
4530 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4531 and cur_loc_changed. Don't update cur_loc here.
4532 (variable_merge_over_src): Don't call variable_canonicalize.
4533 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4534 removing loc that is equal to cur_loc, clear cur_loc,
4535 set cur_loc_changed and ensure variable_was_changed is called.
4536 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4537 compare pointers in cur_loc check, if it is equal to loc,
4538 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4539 (variable_different_p): Remove compare_current_location argument,
4540 don't compare cur_loc.
4541 (dataflow_set_different_1): Adjust variable_different_p caller.
4542 (variable_was_changed): If dv had some var in changed_variables
4543 already, reset in_changed_variables flag for it and propagate
4544 cur_loc_changed over to the new variable. On empty var
4545 always set cur_loc_changed. Set in_changed_variables on whatever
4546 var is added to changed_variables.
4547 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4548 Use shared_var_p. When removing loc that is equal to cur_loc,
4549 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4550 end, don't set it to something else, just call variable_was_changed.
4551 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4552 loc being removed, clear cur_loc and set cur_loc_changed.
4553 Set cur_loc_changed if all locations have been removed.
4554 (struct expand_loc_callback_data): New type.
4555 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4556 allocated. Always create SUBREGs if simplify_subreg failed.
4557 Prefer to use cur_loc, when that fails and still in
4558 changed_variables (and seen first time) recompute it. Set
4559 cur_loc_changed of variables which had to change cur_loc and
4560 compute elcd->cur_loc_changed if any of the subexpressions used
4561 had to change cur_loc.
4562 (vt_expand_loc): Adjust to pass arguments in
4563 expand_loc_callback_data structure.
4564 (vt_expand_loc_dummy): New function.
4565 (emitted_notes): New variable.
4566 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4567 that weren't used for any other decl in current
4568 emit_notes_for_changes call call vt_expand_loc_dummy to update
4569 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4570 first loc_chain location if NULL before. Always use just
4571 cur_loc instead of first loc_chain location. When cur_loc_changed
4572 is false, when not --enable-checking=rtl just don't emit any note.
4573 When rtl checking, compute the note and assert it is the same
4574 as previous note. Clear cur_loc_changed and in_changed_variables
4575 at the end before removing from changed_variables.
4576 (check_changed_vars_3): New function.
4577 (emit_notes_for_changes): Traverse changed_vars to call
4578 check_changed_vars_3 on each changed var.
4579 (emit_notes_for_differences_1): Clear cur_loc_changed and
4580 in_changed_variables. Recompute cur_loc of new_var.
4581 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4582 (vt_emit_notes): Initialize and destroy emitted_notes.
4584 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4586 PR rtl-optimization/42220
4587 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4588 Use verify_reg_tracked to determine if we should use OP_OUT rather
4590 (build_def_use): If we see an in-out operand for a register that we
4591 know nothing about, treat is an output if possible, fail the block if
4594 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4597 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4600 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4603 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4604 uses of relevant DEFs that are dead outside the loop too.
4606 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4608 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4610 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4612 * var-tracking.c (values_to_unmark): New variable.
4613 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4614 values_to_unmark vector. Moved body to...
4615 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4616 instead queue it into values_to_unmark vector.
4617 (vt_find_locations): Free values_to_unmark vector.
4619 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4621 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4622 (site.exp): Export them when plugins are enabled.
4624 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4627 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4629 (chrec_fold_multiply): Same.
4631 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4634 * c-decl.c (build_compound_literal): Return early if init is
4637 2010-03-04 Martin Jambor <mjambor@suse.cz>
4639 PR tree-optimization/43164
4640 PR tree-optimization/43191
4641 * tree-sra.c (type_consists_of_records_p): Reject records with
4642 zero-size bit-fields at the end.
4644 2010-03-04 Mike Stump <mikestump@comcast.net>
4646 * Makefile.in (TAGS): Remove *.y.
4648 2010-03-04 Richard Guenther <rguenther@suse.de>
4650 PR tree-optimization/40761
4651 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4653 (my_rev_post_order_compute): New function.
4654 (init_pre): Call it.
4656 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4659 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4660 decrease the cost of an IV candidate when the cost is infinite.
4662 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4664 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4665 Use '3DNow!' for the extension of that name, ensure normal space
4667 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4669 2010-03-03 Jeff Law <law@redhat.com>
4671 * PR middle-end/32693
4672 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4673 than gen_rtx_SUBREG.
4674 (extract_bit_field_1): Likewise.
4676 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4678 * doc/sourcebuild.texi (Test directives): Document that arguments
4679 include-opts and exclude-opts are now optional for dg-skip-if,
4680 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4682 2010-03-03 Jason Merrill <jason@redhat.com>
4685 * cgraph.h (varpool_node): Add extra_name field.
4686 * varpool.c (varpool_extra_name_alias): New.
4687 (varpool_assemble_decl): Emit extra name aliases.
4688 (varpool_mark_needed_node): Look past an extra name alias.
4689 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4690 * lto-streamer-in.c (lto_input_tree): Read it.
4691 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4693 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4695 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4696 (sparc*-*-solaris2*): ...this.
4698 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4701 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4702 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4703 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4704 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4707 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4708 fallthrough to default handling, just with want_address 0 instead of 2.
4709 For single element lists, add_AT_loc directly, otherwise create an
4710 artificial variable DIE and stick location list to it.
4713 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4714 (VAL_EXPR_HAS_REVERSE): Define.
4715 (reverse_op): New function.
4716 (add_stores): For reversible operations add an extra MO_VAL_USE.
4718 2010-03-02 Jason Merrill <jason@redhat.com>
4720 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4722 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4724 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4725 (sparc64-*-linux*): Likewise.
4726 (sparc64-*-solaris2*): Include assembler files before linker ones.
4727 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4728 * config/sparc/gas.h: Delete.
4729 * config/sparc/sol2-64.h: Add copyright notice.
4730 * config/sparc/sol2-gas-bi.h: Likewise.
4731 * config/sparc/sol2-gld.h: Likewise.
4732 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4733 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4734 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4735 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4736 (sparc_elf_asm_named_section): Rename into...
4737 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4739 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4741 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4743 2010-03-02 Jeff Law <law@redhat.com>
4746 * reload1.c (rtx_p, substitute_stack): Declare.
4747 (substitute): Record addresses of changed rtxs.
4748 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4749 Restore the original rtx when complete.
4750 (reload): Free subsitute_stack when complete.
4752 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4754 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4755 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4757 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4758 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4759 Torture Tests): Change from subsection to section.
4761 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4762 Steven Bosscher <steven@gcc.gnu.org>
4764 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4767 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4770 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4771 the assignment from the new induction variable to the assignment
4772 of the value from the original loop PHI function.
4774 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4775 Daniel Jacobowitz <dan@codesourcery.com>
4777 * doc/sourcebuild.texi (Test directives): Clarify options to
4780 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4782 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4783 Disable cfi directives unless GCC and gas agree on using read-only
4784 .eh_frame sections for 64-bit.
4785 * configure: Regenerate.
4787 2010-03-01 Richard Guenther <rguenther@suse.de>
4789 PR tree-optimization/43220
4790 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4791 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4793 2010-03-01 Richard Guenther <rguenther@suse.de>
4794 Martin Jambor <mjambor@suse.cz>
4797 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4798 gimplified parameters.
4800 2010-03-01 Christian Bruel <christian.bruel@st.com>
4802 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4804 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4806 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4808 2010-03-01 Richard Guenther <rguenther@suse.de>
4811 * expr.c (expand_assignment): Use the alias-oracle to tell
4812 if the rhs aliases the result decl.
4814 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4817 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4818 to sol_gt_pch_get_address.
4819 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4820 64-bit, SPARC and x86.
4821 (sol_gt_pch_get_address): New function.
4823 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4825 * toplev.h (inform_n, error_n): Declare.
4826 * diagnostic.c (inform_n, error_n): New function.
4828 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4830 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4831 has no rtl yet when processing local_decls, queue it and recheck
4832 if deferred stack allocation hasn't assigned it rtl.
4834 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4836 * config/sh/sh.c (unspec_bbr_uid): New.
4837 (gen_block_redirect): Use it instead of INSN_UID.
4838 (gen_far_branch): Likewise.
4840 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4842 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4843 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4845 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4847 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4848 (Warning Options): -Wno-conversion-null is valid for
4849 Objective-C++ as well.
4850 * doc/tm.texi (Named Address Spaces): Likewise.
4851 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4852 * doc/tree-ssa.texi (Tree SSA): Likewise.
4854 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4857 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4858 by default. Don't set the default arch for
4859 i[34567]86-*-darwin*|x86_64-*-darwin*.
4861 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4864 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4865 default. Set the default 32bit/64bit archs with $with_arch
4866 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4868 2010-02-27 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/43186
4871 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4872 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4873 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4874 unroller iterations.
4876 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4878 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4879 required and i[34567]86-*-* targets don't support 64bit ISA.
4881 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4884 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4887 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4889 * config.gcc: Set the default arch at least to Prescott for
4890 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4891 if SSE math is enabled.
4893 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4895 * diagnostic.c (diagnostic_initialize): Update.
4896 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4898 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4899 (diagnostic_inhibit_notes): New.
4900 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4902 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4905 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4906 * doc/standards.texi: Likewise.
4907 * doc/extend.texi: Likewise.
4908 * doc/trouble.texi: Likewise.
4909 * doc/cppopts.texi: Likewise.
4910 * doc/install.texi: Likewise.
4911 * c.opt (std=c90,std=gnu90): New options.
4912 * c-opts.c (c_common_handle_option): Handle them.
4914 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4917 * c-decl.c (undeclared_variable): Use an informative note.
4919 2010-02-26 Richard Guenther <rguenther@suse.de>
4921 PR tree-optimization/43186
4922 * gimple.h (gimple_fold): Remove.
4923 * gimple.c (gimple_fold): Remove. Inline into single user ...
4924 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4925 Try harder for conditions.
4927 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4930 * function.c (used_types_insert): Don't skip through named pointer
4931 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4932 and it is different from the main variant's type.
4934 2010-02-26 Nick Clifton <nickc@redhat.com>
4936 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4938 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4940 * config.gcc: Support --with-fpmath=sse for x86.
4942 * config/i386/ssemath.h: New.
4944 * doc/install.texi (--with-fpmath=sse): Documented.
4946 2010-02-26 Richard Guenther <rguenther@suse.de>
4948 PR tree-optimization/43188
4949 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4950 vector types of over-aligned element type.
4952 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4955 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4956 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4958 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4960 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4962 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4964 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4965 * var-tracking.c: Include diagnostic.h.
4966 (debug_dv): New function.
4967 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4970 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4971 (add_value_chain, add_value_chains, remove_value_chain,
4972 remove_value_chains): Handle DEBUG_EXPRs.
4973 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4976 * regcprop.c (struct queued_debug_insn_change): New type.
4977 (struct value_data_entry): Add debug_insn_changes field.
4978 (struct value_data): Add n_debug_insn_changes field.
4979 (debug_insn_changes_pool): New variable.
4980 (free_debug_insn_changes, apply_debug_insn_changes,
4981 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4982 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4983 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4985 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4987 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4988 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4989 changes, call cprop_find_used_regs via note_stores.
4990 (copyprop_hardreg_forward): When copying vd from predecessor
4991 which has any queued DEBUG_INSN changes, make sure the pointers are
4992 cleared. At the end call df_analyze and then if there are any
4993 DEBUG_INSN changes queued at the end of some basic block for still
4994 live registers, apply them.
4995 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4997 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4999 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5002 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5004 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5005 targets. Set the default with_cpu/with_arch from arch/cpu.
5006 Allow x86-64 and native for with_cpu/with_arch.
5008 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5010 * ebitmap.c: Change calls to verify_popcount with calls to
5011 sbitmap_verify_popcount.
5012 (ebitmap_clear_bit): Fixed map->cacheindex test and
5013 map>cache update when bit clearing results in an empty
5016 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5019 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5020 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5021 and support both V2DF and V2DI modes.
5022 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5023 support both V2DF and V2DI modes.
5024 (general): Delete trailing whitespace from a few patterns.
5026 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5027 V2DF/V2DI interleave high/low builtins.
5029 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5032 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5033 interleave high/low functions.
5035 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5037 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5038 #pragma extern_prefix.
5040 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5043 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5044 BLKmode, assert op0 is a MEM and just adjust its mode.
5047 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5048 if bitpos isn't multiple of mode's bitsize.
5050 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5052 * c.opt (-ftemplate-depth=): New.
5053 (-ftemplate-depth-): Deprecate.
5054 * optc-gen.awk: Handle -ftemplate-depth=.
5055 * opth-gen.awk: Likewise.
5056 * c-opts.c (c_common_handle_option): Likewise.
5057 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5059 2010-02-24 Jason Merrill <jason@redhat.com>
5061 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5063 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5065 * cfg.c (alloc_aux_for_block): Remove inline.
5066 (alloc_aux_for_edge): Likewise.
5068 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5070 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5072 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5074 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5075 * config/i386/sol2-gas.h: New file.
5076 * config.gcc (i[34567]86-*-solaris2*): Use it.
5078 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5081 * c-typeck.c (ep_convert_and_check): New.
5082 (build_conditional_expr): Use it.
5083 (build_binary_op): Likewise.
5085 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5087 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5090 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5091 bounds even for -O+.
5092 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5093 expr needs to have DECL_NAME set.
5095 2010-02-24 Nick Clifton <nickc@redhat.com>
5097 * config/mep/mep.c: Include gimple.h.
5098 (mep_function_uses_sp): Delete unused function.
5099 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5100 parameters. Use unsigned integers to count args. Return a
5101 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5103 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5106 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5107 greater or equal to nelt instead of 2 * nelt.
5108 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5111 2010-02-23 Jason Merrill <jason@redhat.com>
5114 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5115 in cfun->local_decls even if they have register types.
5118 * stor-layout.c (place_field): Don't warn about unnecessary
5119 DECL_PACKED if the type is packed.
5121 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5124 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5125 GOTOFF relocs, even when the base reg isn't pic pointer.
5127 2010-02-23 Michael Matz <matz@suse.de>
5130 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5131 (expand_gimple_basic_block): Generate and use debug temps if there
5132 are debug uses left after the last real use of TERed ssa names.
5133 Unlink debug immediate uses when they are expanded.
5135 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5138 * config/i386/i386.c (override_options): Reorganise to provide
5139 better error messages.
5141 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5144 * graphite-scop-detection.c (create_single_exit_edge): Move
5145 the call to find_single_exit_edge to....
5146 (create_sese_edges): ...here. Don't handle multiple edges
5147 exiting the function.
5148 (build_graphite_scops): Don't handle multiple edges
5149 exiting the function.
5151 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5154 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5155 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5157 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5160 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5162 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5165 * c-typeck.c (convert_arguments): Print declaration location.
5166 * c-common.c (validate_nargs): Rename as
5167 builtin_function_validate_nargs.
5168 (check_builtin_function_arguments): Update.
5170 2010-02-22 Richard Guenther <rguenther@suse.de>
5173 * tree-inline.c (declare_return_variable): Use the type of
5174 the call stmt lhs if available.
5176 2010-02-22 Duncan Sands <baldrick@free.fr>
5178 * passes.c (register_pass): Always consider all pass lists when
5179 ref_pass_instance_number is zero.
5181 2010-02-22 Richard Guenther <rguenther@suse.de>
5183 PR tree-optimization/42749
5184 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5185 parameter. Do arithmetic in the original type.
5186 (update_accumulator_with_ops): Likewise.
5187 (adjust_accumulator_values): Adjust.
5189 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5191 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5192 (QI to BLKmode splitter): New splitter.
5194 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5196 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5197 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5199 2010-02-22 Richard Guenther <rguenther@suse.de>
5201 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5203 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5205 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5206 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5207 ($(T)crti.o, $(T)crtn.o): Remove rules.
5209 2010-02-21 Tobias Burnus <burnus@net-b.de>
5212 * doc/invoke.texi (-fassociative-math): Document that this
5213 option is automatically enabled for Fortran.
5215 2010-02-20 David S. Miller <davem@davemloft.net>
5217 * configure.ac: Test if linker and assembler properly support
5218 GOTDATA_OP relocations.
5219 * configure: Rebuild.
5220 * config.in: Likewise.
5221 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5222 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5223 (movsi_high_pic): Likewise.
5224 (movdi_lo_sum_pic): Likewise.
5225 (movdi_high_pic): Likewise.
5226 (movsi_pic_gotdata_op): New pattern.
5227 (movdi_pic_gotdata_op): Likewise.
5228 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5229 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5231 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5234 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5235 attribute to ssemul.
5236 (xop_mulv2div2di3_high): Ditto.
5238 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5241 * c.opt (Wconversion-null): New option.
5242 * doc/invoke.texi (Wconversion-null): Document.
5244 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5246 * common.opt (Wlarger-than-): Add Undocumented.
5248 2010-02-19 Mike Stump <mikestump@comcast.net>
5250 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5252 2010-02-19 Jason Merrill <jason@redhat.com>
5255 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5256 * configure: Likewise.
5258 2010-02-20 Alan Modra <amodra@gmail.com>
5261 * cgraph.h (cgraph_make_decl_local): Declare.
5262 * cgraph.c (cgraph_make_decl_local): New function.
5263 (cgraph_make_node_local): Use it.
5264 * cgraphunit.c (cgraph_function_versioning): Likewise.
5265 * ipa.c (function_and_variable_visibility): Likewise.
5267 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5270 * except.c (sjlj_emit_function_enter): Don't call
5271 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5273 * rtl.h (add_reg_br_prob_note): Remove prototype.
5275 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5278 * c-common.c (conversion_warning): Remove widening conversions
5279 before checking the conversion of integers to reals.
5281 2010-02-19 Mike Stump <mikestump@comcast.net>
5284 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5287 * cgraphunit.c (process_function_and_variable_attributes): Check
5288 DECL_PRESERVE_P instead of looking up attribute "used".
5289 * ipa-pure-const.c (check_decl): Likewise.
5290 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5291 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5292 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5293 instead of attribute "used".
5294 * config/sol2-c.c (solaris_pragma_init): Likewise.
5295 (solaris_pragma_fini): Likewise.
5297 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5299 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5300 Use XCNEW instead of xcalloc.
5301 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5302 XNEW instead of xmalloc.
5303 (get_fields): Use XNEWVEC instead of xmalloc.
5306 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5307 populate vars array.
5308 (create_new_general_access): For debug stmts just reset value.
5309 (get_stmt_accesses): For accesses within debug stmts just record them
5310 using add_access_to_acc_sites instead of preventing the peeling or
5311 counting them as accesses.
5314 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5316 2010-02-19 Richard Guenther <rguenther@suse.de>
5318 PR tree-optimization/42916
5319 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5322 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5324 * configure.ac: Replace all uses of changequote in macro arguments
5325 with proper quoting.
5327 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5330 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5332 2010-02-19 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/42944
5335 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5336 test for aliasing with errno.
5338 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5341 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5342 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5343 * dojump.c: Include output.h.
5344 (inv): New inline function.
5345 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5346 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5347 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5348 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5349 argument, pass it down to other calls.
5350 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5351 add REG_BR_PROB note to the conditional jump.
5352 * cfgexpand.c (add_reg_br_prob_note): Removed.
5353 (expand_gimple_cond): Don't call it, add the probability
5354 as last argument to jumpif_1/jumpifnot_1.
5355 * Makefile.in (dojump.o): Depend on output.h.
5356 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5358 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5359 * stmt.c (do_jump_if_equal): Likewise.
5360 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5361 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5362 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5364 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5365 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5366 jumpifnot_1 callers.
5367 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5369 (store_expr): Adjust jumpifnot caller.
5370 (store_constructor): Adjust jumpif caller.
5373 * gimplify.c (gimple_boolify): For __builtin_expect call
5374 gimple_boolify also on its first argument.
5376 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5378 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5380 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5381 * configure: Regenerated.
5383 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5385 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5386 lang_hooks.types_compatible_p instead of comptypes.
5388 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5390 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5391 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5392 if __prefer_thumb__ is defined.
5394 2010-02-18 Martin Jambor <mjambor@suse.cz>
5396 PR tree-optimization/43066
5397 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5398 array with zero-sized element type.
5400 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5402 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5403 rtx, allocate struct var_loc_node here and return it to the
5404 caller, and only if it is actually needed.
5405 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5406 move it earlier and return immediately if it returns NULL.
5408 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5410 * config/sparc/gas.h: New file. Restore
5411 TARGET_ASM_NAMED_SECTION to its ELF default.
5412 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5414 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5415 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5416 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5417 after sparc/sysv4.h.
5419 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5421 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5423 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5425 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5426 patterns from predicated pattern.
5428 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5431 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5432 for insn mnemonic suffix.
5434 2010-02-17 Richard Guenther <rguenther@suse.de>
5436 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5439 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5442 * caller-save.c (save_call_clobbered_regs): If BB ends with
5443 a DEBUG_INSN, move any notes in between last real insn and the last
5444 DEBUG_INSN after the last DEBUG_INSN.
5446 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5448 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5449 Fix return type. Fix argument type. Explain meaning of return value.
5451 2010-02-16 Richard Guenther <rguenther@suse.de>
5453 PR tree-optimization/41043
5454 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5455 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5457 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5459 2010-02-16 Ira Rosen <irar@il.ibm.com>
5461 PR tree-optimization/43074
5462 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5463 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5464 vectorizable cycles in hybrid SLP check.
5465 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5467 2010-02-16 Richard Guenther <rguenther@suse.de>
5469 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5470 (true_dependence): If memrefs_conflict_p computes must-alias
5471 trust it. Move TBAA check after offset-based disambiguation.
5472 (canon_true_dependence): Likewise.
5474 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5476 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5477 * doc/invoke.texi: Document it.
5478 * var-tracking.c: Include toplev.h and params.h.
5479 (vt_find_locations): Return bool indicating success. Compute
5480 hash sizes unconditionally. Check new parameter, report.
5481 (variable_tracking_main_1): Check vt_find_locations results and
5482 retry. Renamed from...
5483 (variable_tracking_main): ... this. New wrapper to preserve
5484 flag_var_tracking_assignments.
5485 * Makefile.in (var-tracking.o): Adjust dependencies.
5487 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5488 Jakub Jelinek <jakub@redhat.com>
5491 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5492 if weak_import attribute is present.
5493 * config/darwin.c (machopic_select_section): Likewise.
5495 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5497 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5498 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5499 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5500 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5502 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5508 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5509 Rewrite text to refer to the names.
5511 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5513 * config/i386/i386-builtin-types.def
5514 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5515 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5516 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5517 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5518 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5519 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5520 IX86_BUILTIN_VPERMIL2PS256.
5521 (MULTI_ARG_4_DF2_DI_I): Defined.
5522 (MULTI_ARG_4_DF2_DI_I1): Defined.
5523 (MULTI_ARG_4_SF2_SI_I): Defined.
5524 (MULTI_ARG_4_SF2_SI_I1): Defined.
5525 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5526 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5527 __builtin_ia32_vpermil2ps256.
5528 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5529 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5530 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5531 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5532 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5533 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5534 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5535 CODE_FOR_xop_vpermil2v8sf3.
5536 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5537 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5538 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5539 (_mm256_permute2_pd): New.
5540 (_mm_permute2_ps): New.
5541 (_mm256_permute2_ps): New.
5543 2010-02-15 Nick Clifton <nickc@redhat.com>
5545 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5546 boolean parameters. Use emit_jump_insn when emitting a pop
5547 instruction containing a return insn.
5548 (push): Use 'true' rather than '1' as second parameter to F.
5549 (h8300_expand_prologue): Likewise.
5550 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5551 (h8300_expand_epilogue): Likewise.
5553 2010-02-15 Richard Guenther <rguenther@suse.de>
5556 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5559 2010-02-15 Nick Clifton <nickc@redhat.com>
5561 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5564 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5566 * intl.c (fake_ngettext): New function.
5567 * intl.h (fake_ngettext): Declare.
5568 (ngettext): Define macro.
5569 * collect2.c (notice_translated): New function.
5570 (main): Use notice_translated and ngettext.
5571 * collect2.h (notice_translated): Declare.
5573 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5575 * reorg.c (delete_computation): Comment fixes.
5576 * caller-save.c (setup_save_areas): Idem.
5577 * sel-sched-dump.c (dump_lv_set): Idem.
5580 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5582 * config/s390/s390.c (s390_sched_init): New function.
5583 (TARGET_SCHED_INIT): Target hook defined.
5585 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5586 Jack Howarth <howarth@bromo.med.uc.edu>
5587 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5590 Partial revert of unintended change in fix for PR41605.
5591 * config/darwin.h: Fix typo.
5592 * config/darwin9.h: Same.
5594 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5596 * c-pch.c (pch_init): Clear v.
5598 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5601 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5602 graphite_can_represent_init for MULT_EXPR.
5604 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5608 * graphite-sese-to-poly.c (remove_phi): New.
5609 (translate_scalar_reduction_to_array): Call remove_phi.
5611 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5614 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5615 * graphite-clast-to-gimple.h (gloog): Update declaration.
5616 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5617 * graphite-poly.h (struct poly_bb): Add missing comments.
5618 (struct scop): Add poly_scop_p field.
5620 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5621 * graphite.c (graphite_transform_loops): Build the polyhedral
5622 representation for each scop before code generation.
5623 * sese.c (rename_variables_in_operand): Removed.
5624 (rename_variables_in_expr): Return the renamed expression.
5625 (rename_sese_parameters): New.
5626 * sese.h (rename_sese_parameters): Declared.
5628 2010-02-11 Richard Guenther <rguenther@suse.de>
5630 PR tree-optimization/42998
5631 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5632 POINTER_PLUS_EXPR properly.
5634 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5635 Changpeng Fang <changpeng.fang@amd.com>
5638 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5639 the cost of an IV candidate when the IV is used in a test against zero.
5641 * gcc.dg/tree-ssa/ivopts-3.c: New.
5643 2010-02-11 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5647 pointer-vs-decl case by swapping refs. Handle some cases
5648 of pointer-vs-decl disambiguations more conservatively.
5649 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5650 to false after expanding.
5652 2010-02-11 Richard Guenther <rguenther@suse.de>
5655 * gcc.c (process_command): Handle LTO file@offset case more
5658 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5660 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5661 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5663 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5665 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5666 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5667 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5668 Optimize eq/ne comparisons when both arguments are known to be
5670 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5671 Don't mask operands unnecessarily if they are known to be already
5674 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5676 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5679 2010-02-10 Richard Guenther <rguenther@suse.de>
5681 PR tree-optimization/43017
5682 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5683 for wrapping signed arithmetic.
5685 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5688 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5689 if no debug info should be emitted for it.
5691 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5693 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5694 note when flag_exceptions is set.
5696 2010-02-10 Duncan Sands <baldrick@free.fr>
5698 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5700 2010-02-10 Richard Guenther <rguenther@suse.de>
5703 * tree.c (get_unwidened): Handle constants.
5704 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5706 2010-02-10 Martin Jambor <mjambor@suse.cz>
5709 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5710 check for variable argument counts independently.
5712 2010-02-10 Christian Bruel <christian.bruel@st.com>
5715 * config/sh/sh.c (find_barrier): Increase length for non delayed
5716 conditional branches.
5718 2010-02-10 Christian Bruel <christian.bruel@st.com>
5720 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5722 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5724 * builtins.c (set_builtin_user_assembler_name): Also handle
5725 ffs if int is smaller than word.
5727 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5730 * ira-conflicts.c (get_dup): Remove.
5731 (process_reg_shuffles): Add new parameter. Use it as an
5732 additional guard for copy generation.
5733 (add_insn_allocno_copies): Rewrite.
5735 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5737 * common.opt (fsched2-use-traces): Preserved for backward
5739 * doc/invoke.texi: Remove the documentation about option
5740 -fsched2-use-traces.
5741 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5742 flag_sched2_use_traces.
5743 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5744 the backward compatibility flag section.
5746 2010-02-09 Richard Guenther <rguenther@suse.de>
5748 PR tree-optimization/43008
5749 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5750 make HEAP variables initialized from global memory if they
5751 are not known builtin functions.
5752 (find_func_aliases): Adjust.
5754 2010-02-09 Richard Guenther <rguenther@suse.de>
5756 PR tree-optimization/43000
5757 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5758 arithmetic manually.
5760 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5762 PR tree-optimization/42931
5763 * tree-loop-linear.c (try_interchange_loops): Don't call
5764 double_int_mul if estimated_loop_iterations failed.
5766 2010-02-08 Martin Jambor <mjambor@suse.cz>
5769 * tree-sra.c (build_accesses_from_assign): Do not mark in
5770 should_scalarize_away_bitmap if stmt has volatile ops.
5771 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5774 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5776 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5778 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5780 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5783 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5786 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5788 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5791 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5792 to unknown_dependence.
5793 (graphite_legal_transform_dr): Handle the unknown_dependence.
5794 (graphite_carried_dependence_level_k): Same.
5796 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5798 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5800 2010-02-07 Richard Guenther <rguenther@suse.de>
5803 * expr.c (get_inner_reference): Always initialize *pbitsize.
5805 2010-02-07 Richard Guenther <rguenther@suse.de>
5808 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5809 new ARRAY_REFs on variable size element or minimal index arrays.
5811 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5812 gimple_fold_indirect_ref.
5814 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5817 * arm.c (arm_override_options): Just return if the user has specified
5818 an invalid fpu name.
5820 2010-02-03 Jason Merrill <jason@redhat.com>
5823 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5824 i386_pe_maybe_record_exported_symbol.
5826 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5829 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5830 (pa_delegitimize_address): New function.
5832 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5834 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5835 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5837 2010-02-05 Richard Guenther <rguenther@suse.de>
5840 * lto-streamer-in.c (get_resolution): Deal with references
5841 to undefined functions.
5843 2010-02-05 Richard Guenther <rguenther@suse.de>
5845 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5846 (fold_const_aggregate_ref): Likewise.
5847 (ccp_fold_stmt): Substitute loads.
5848 (maybe_fold_reference): Verify types before substituting.
5850 (fold_gimple_assign): Unshare properly.
5851 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5853 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5855 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5856 for rs6000_gen_cell_microcode.
5858 2010-02-04 Richard Guenther <rguenther@suse.de>
5860 PR rtl-optimization/42952
5861 * dse.c (const_or_frame_p): Remove MEM handling.
5863 2010-02-04 Nick Clifton <nickc@redhat.com>
5865 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5866 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5867 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5868 (mn10300_asm_output_mi_thunk): New function.
5869 (mn10300_can_output_mu_thunk): New function.
5870 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5871 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5872 (FUNCTION_ARG): Delete incorrect comment.
5874 2010-02-03 Jason Merrill <jason@redhat.com>
5877 * fold-const.c (operand_equal_p): Handle erroneous types.
5879 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5881 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5883 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5885 PR rtl-optimization/42941
5886 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5889 2010-02-03 Jason Merrill <jason@redhat.com>
5892 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5894 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5897 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5898 (cselib_reset_table): Renamed from...
5899 (cselib_reset_table_with_next_value): ... this.
5900 (cselib_get_next_uid): Renamed from...
5901 (cselib_get_next_unknown_value): ... this.
5902 * cselib.c (next_uid): Renamed from...
5903 (next_unknown_value): ... this.
5904 (cselib_clear_table): Adjust.
5905 (cselib_reset_table): Adjust. Renamed from...
5906 (cselib_reset_table_with_next_value): ... this.
5907 (cselib_get_next_uid): Adjust. Renamed from...
5908 (cselib_get_next_unknown_value): ... this.
5909 (get_value_hash): Use hash.
5910 (cselib_hash_rtx): Likewise.
5911 (new_cselib_val): Adjust. Set and dump uid.
5912 (cselib_lookup_mem): Pass next_uid as hash.
5913 (cselib_subst_to_values): Likewise.
5914 (cselib_log_lookup): Dump uid.
5915 (cselib_lookup): Pass next_uid as hash. Adjust.
5916 (cselib_process_insn): Adjust.
5917 (cselib_init): Initialize next_uid.
5918 (cselib_finish): Adjust.
5919 (dump_cselib_table): Likewise.
5920 * dse.c (canon_address): Dump value uid.
5921 * print-rtl.c (print_rtx): Print value uid.
5922 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5924 (dv_uid): New function, sort of renamed from...
5925 (dv_htab_hash): ... this, reimplemented in terms of it and...
5926 (dv_uid2hash): ... this. New.
5927 (variable_htab_eq): Drop excess assertions.
5928 (tie_break_pointers): Removed.
5929 (canon_value_cmp): Compare uids.
5930 (variable_post_merge_New_vals): Print uids.
5931 (vt_add_function_parameters): Adjust.
5932 (vt_initialize): Reset table. Adjust.
5934 2010-02-03 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/42944
5937 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5938 (call_may_clobber_ref_p_1): Likewise. Properly handle
5939 malloc and calloc clobbering errno.
5941 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5943 * doc/invoke.texi: Fix name of sched1 dump.
5945 * opts.c (decode_options): Set flag_tree_switch_conversion
5946 only conditionally on optimize >= 2.
5948 * gcse.c: Assorted comment fixes in pass description.
5950 2010-02-03 Anthony Green <green@moxielogic.com>
5952 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5953 nop padding in order to maintain alignment of storage location of
5954 target function address.
5955 (moxie_trampoline_init): Store target function address at newly
5957 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5959 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5961 2010-02-03 Richard Guenther <rguenther@suse.de>
5964 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5966 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5968 * config.gcc: Reenable check for obsolete targets.
5969 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5970 mips-sgi-irix6.[0-4]*.
5972 2010-02-02 Nick Clifton <nickc@redhat.com>
5974 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5975 constant size of 4 as being the same as 0.
5976 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5977 can take values in the range 0..4.
5979 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5982 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5983 as _darwin10_Unwind_FindEnclosingFunction().
5984 * libgcc-libsystem.ver: New.
5986 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5989 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5990 implicitly set registers.
5992 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5994 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5995 (arm_override_options): Allow automatic selection of the thread
5996 pointer register if thumb2.
5997 (legitimize_pic_address): Improve code sequences for Thumb2.
5998 (arm_call_tls_get_addr): Likewise.
5999 (legitimize_tls_address): Likewise.
6000 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6001 (pic_load_addr_32bit): ... this. New named pattern.
6002 * thumb2.md (pic_load_addr_thumb2): Delete.
6003 (pic_load_dot_plus_four): Delete.
6004 (tls_load_dot_plus_four): New named pattern.
6006 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6009 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6010 Document fix for TLS bug.
6012 2010-01-31 Richard Guenther <rguenther@suse.de>
6014 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6015 conservatively correct.
6017 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6021 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6023 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6025 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6027 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6029 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6031 * config.gcc: Adjust order of makefile fragments for mingw targets.
6033 2010-01-31 Richard Guenther <rguenther@suse.de>
6036 * gimplify.c (gimplify_init_constructor): For volatile LHS
6037 initialize a temporary.
6039 2010-01-31 Matthias Klose <doko@ubuntu.com>
6041 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6043 * configure: Regenerate.
6045 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6047 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6048 the same alias set and their sizes different constantness.
6049 (aliasing_component_refs_p): Revert 2009-10-24 change.
6051 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6053 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6056 2010-01-29 Richard Guenther <rguenther@suse.de>
6058 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6059 Assert we successfully updated the call.
6061 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6063 PR rtl-optimization/42889
6064 * df.h (df_set_bb_dirty_nonlr): New prototype.
6065 * df-core.c (df_set_bb_dirty_nonlr): New function.
6066 * df-scan.c (df_insn_rescan): Call it instead of
6067 df_set_bb_dirty for DEBUG_INSNs.
6069 2010-01-29 Richard Guenther <rguenther@suse.de>
6072 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6073 quadratic behavior in most cases.
6075 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6078 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6079 in the call to gen_x86_movsicc_0_m1.
6081 2010-01-28 Richard Guenther <rguenther@suse.de>
6083 PR tree-optimization/42871
6084 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6086 2010-01-28 Richard Guenther <rguenther@suse.de>
6088 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6089 into call arguments.
6091 2010-01-28 Richard Guenther <rguenther@suse.de>
6094 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6095 the forwarder if the destination is an EH landing pad.
6097 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6099 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6100 block list passed to gimple_duplicate_sese_tail.
6101 (parallelize_loops): Avoid parallelization when the function
6103 Avoid parallelization when the preheader is IRREDUCIBLE.
6104 Try to optimize when estimated_loop_iterations_int is unresolved.
6105 Add the loop's location to the dump file.
6106 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6107 (gimple_duplicate_sese_tail): Remove the check for the latch.
6108 Redirect nexits to the exit block.
6109 Remove handling of the incoming edges to the latch.
6110 Redirect the backedge from the copied latch to the exit bb.
6112 2010-01-28 Michael Matz <matz@suse.de>
6115 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6116 Wrap force_reg into a sequence, emit it before user.
6118 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6120 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6122 (arm_legacy_rev): Likewise.
6123 (thumb_legacy_rev): Likewise.
6125 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6127 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6128 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6129 on MEM's address failed, try avoid_constant_pool_reference and
6130 recurse if it returned something different.
6131 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6132 address, try avoid_constant_pool_reference and recurse if it
6133 returned something different.
6134 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6135 address and avoid_constant_pool_reference returned something
6136 different, don't set have_address.
6138 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6141 * var-tracking.c (val_store): Add modified argument, obey it.
6143 (count_uses): Move down logging of main.
6144 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6145 don't need resolution.
6146 (emit_notes_in_bb): Likewise.
6148 2010-01-27 Richard Guenther <rguenther@suse.de>
6151 * tree-inline.c (remap_decl): Delay remapping of SSA name
6152 default definitions until we need them.
6154 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6156 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6157 (rs6000_delegitimize_address): New function.
6159 * config/s390/s390.c (s390_delegitimize_address): Call
6160 delegitimize_mem_from_attrs.
6163 * tree-inline.c (cannot_copy_type_1): Removed.
6164 (copy_forbidden): Don't forbid copying of functions containing
6165 records/unions with variable length fields.
6167 2010-01-27 Christian Bruel <christian.bruel@st.com>
6171 * config/sh/sh.c (find_barrier): Increase length for non delayed
6172 conditional branches.
6174 2010-01-27 Matthias Klose <doko@ubuntu.com>
6176 * configure.ac (gnu-unique-object): Fix ldd version check.
6177 * configure: Regenerate.
6179 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6181 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6183 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6184 Test for HAVE_GNU_AS value.
6186 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6188 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6189 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6190 INT64_TYPE): Define.
6191 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6192 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6193 INT_LEAST64_TYPE): Define.
6194 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6195 UINT_LEAST64_TYPE): Define.
6196 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6197 INT_FAST64_TYPE): Define.
6198 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6199 UINT_FAST64_TYPE): Define.
6200 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6201 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6202 (SIG_ATOMIC_TYPE): Define.
6204 2010-01-26 Richard Guenther <rguenther@suse.de>
6206 * df-scan.c (df_scan_set_bb_info): Remove assert.
6207 (df_insn_rescan_debug_internal): Merge asserts.
6208 (df_install_ref): Likewise.
6209 (df_mark_reg): Use bitmap_set_range.
6210 (df_hard_reg_used_p): Remove assert.
6211 (df_hard_reg_used_count): Likewise.
6213 2010-01-26 Richard Guenther <rguenther@suse.de>
6215 PR rtl-optimization/42685
6216 * web.c (web_main): Ignore DEBUG_INSNs.
6218 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6220 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6222 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6223 Fix types of fndecl and arglist parameters.
6225 2010-01-26 Richard Guenther <rguenther@suse.de>
6228 * tree-eh.c (unsplit_eh): Skip debug insns.
6230 2010-01-26 Richard Guenther <rguenther@suse.de>
6232 PR tree-optimization/42250
6233 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6235 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6238 * omp-low.c (expand_omp_sections): Only use single_pred if
6239 l2_bb is single_pred_p.
6241 2010-01-25 Christian Bruel <christian.bruel@st.com>
6244 * config/sh/sh.c (find_barrier): Increase length for non delayed
6245 conditional branches.
6246 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6248 2010-01-24 David S. Miller <davem@davemloft.net>
6250 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6251 define if not using GAS.
6252 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6253 Likewise. Delete SECTION_MERGE code, which is only applicable
6256 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6259 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6260 mangling of va_list in system headers.
6262 2010-01-23 Toon Moene <toon@moene.org>
6264 * tree-predcom.c (combine_chains): Return NULL, not false.
6266 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6268 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6269 initialization of variable res to agree with return type.
6271 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6273 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6274 * tree-sra.c: Add include of expr.h.
6276 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6278 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6279 insert the debug stmt on the single non-EH edge from the stmt.
6281 2010-01-22 Richard Henderson <rth@redhat.com>
6284 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6285 the RHS until after generate_subtree_copies has insertted its
6286 code before the current statement.
6288 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6290 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6292 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6294 2010-01-21 Martin Jambor <mjambor@suse.cz>
6296 PR tree-optimization/42585
6297 * tree-sra.c (struct access): New field grp_total_scalarization.
6298 (dump_access): Dump the new field.
6299 (should_scalarize_away_bitmap): New variable.
6300 (cannot_scalarize_away_bitmap): Likewise.
6301 (sra_initialize): Allocate new bitmaps.
6302 (sra_deinitialize): Free new bitmaps.
6303 (create_access_1): New function.
6304 (create_access): Parts moved to create_access_1.
6305 (type_consists_of_records_p): New function.
6306 (completely_scalarize_record): Likewise.
6307 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6308 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6309 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6311 (analyze_all_variable_accesses): Completely scalarize small eligible
6314 2010-01-21 Martin Jambor <mjambor@suse.cz>
6316 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6318 2010-01-21 Andrew Haley <aph@redhat.com>
6320 * gcc.c (process_command): Move lang_specific_driver before
6321 setting cc_libexec_prefix.
6323 2010-01-21 Richard Guenther <rguenther@suse.de>
6326 * fold-const.c (negate_expr_p): Pretend only negative
6327 real constants are easily negatable.
6329 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6330 Jason Merrill <jason@redhat.com>
6332 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6333 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6334 * calls.c (initialize argument_information): Handle it.
6335 * c-common.c (handle_transparent_union_attribute): Use new name.
6336 * c-decl.c (finish_struct): Ditto.
6337 * c-typeck.c (type_lists_compatible_p): Ditto.
6338 (convert_for_assignment): Use new name and also handle record.
6339 * function.c (aggregate_value_p): Handle it.
6340 (pass_by_reference): Ditto.
6341 (assign_parm_data_types): Ditto.
6342 * print-tree.c (print_node): Ditto.
6343 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6344 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6345 * tree.c (first_field): New fn.
6347 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6350 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6351 even when linking statically, for now.
6353 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6356 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6357 without a cselib val.
6358 (count_uses): Accept MO_VAL_SET with no val on stores.
6359 (add_stores): Likewise.
6361 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6363 * var-tracking.c (check_value_val): Add a compile time assertion.
6364 (dv_is_decl_p): Simplify.
6365 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6366 gcc_assert if ENABLE_CHECKING.
6368 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6371 * var-tracking.c: Include tree-flow.h.
6372 (mem_dies_at_call): New.
6373 (dataflow_set_preserve_mem_locs): Use it.
6374 (dataflow_set_remove_mem_locs): Likewise.
6375 (dump_var): Renamed from dump_variable. Adjust all callers.
6376 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6377 * Makefile.in (var-tracking.o): Adjust deps.
6379 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6381 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6383 2010-01-20 Richard Guenther <rguenther@suse.de>
6385 PR tree-optimization/42717
6386 * tree-ssa-dce.c (get_live_post_dom): Remove.
6387 (forward_edge_to_pdom): Take an arbitrary edge to copy
6388 degenerate PHI args from.
6389 (remove_dead_stmt): Use the first post-dominator even if it
6390 does not contain live statements as redirection destination.
6392 2010-01-20 Richard Guenther <rguenther@suse.de>
6394 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6396 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6398 * sel-sched.c (create_speculation_check): Remove set but not used
6400 (try_transformation_cache): Remove set but not used variable ds.
6401 (calculate_privileged_insns): Remove set but not used variables
6402 cur_insn and min_spec_insn.
6403 (find_best_expr): Remove set but not used variable avail_n.
6404 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6406 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6408 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6409 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6412 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6415 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6416 cpu types. Add support for *-sse3 cpu types.
6417 (x86_64-*-*): Ditto.
6419 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6422 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6423 argument, call initializer_constant_valid_p_1 instead of
6424 initializer_constant_valid_p, pass CACHE to it, return NULL
6425 immediately if first call returns NULL.
6426 (initializer_constant_valid_p_1): New function.
6427 (initializer_constant_valid_p): Use it.
6429 2010-01-20 Thomas Quinot <quinot@adacore.com>
6431 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6433 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6435 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6436 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6437 (loc_list_from_tree): Don't handle unsigned division. Handle
6438 signed modulo using DW_OP_{over,over,div,mul,minus}.
6439 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6440 modulo instead of signed.
6442 2010-01-20 DJ Delorie <dj@redhat.com>
6444 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6446 (h8300_emit_stack_adjustment): Propogate it.
6448 (h8300_expand_prologue): Likewise.
6449 (h8300_expand_epilogue): Likewise.
6451 2010-01-19 Michael Matz <matz@suse.de>
6453 PR tree-optimization/41783
6454 * tree-data-ref.c (toplevel): Include flags.h.
6455 (dump_data_dependence_relation): Also dump the inputs if the
6456 result will be unknown.
6457 (split_constant_offset_1): Look through some conversions.
6458 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6459 the offset from last element is too large.
6460 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6461 (reassociate_to_the_same_stmt): Handle vector registers.
6462 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6464 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6465 wide_prolog_niters argument, emit widening instructions.
6466 (vect_do_peeling_for_alignment): Adjust caller, use widened
6467 variant of the iteration cound.
6468 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6470 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6473 * config/arm/neon-testgen.m (emit_automatics): New parameter
6474 features. Adjust for Fixed_return_reg feature.
6475 (test_intrinsic): Call emit_automatics with new feature.
6476 * config/arm/neon.ml: Update copyright years.
6477 (features): New Fixed_return_reg feature.
6478 (ops): Update feature for Vget_low.
6480 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6482 PR tree-optimization/42719
6483 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6487 * fwprop.c (all_uses_available_at): Return false if def_set dest
6488 is a REG that is used in def_insn.
6490 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6492 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6494 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6497 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6499 * target.h (struct gcc_target) <secondary_reload>: Change type
6500 of last argument to secondary_reload_info *.
6502 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6505 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6506 memory references with unaligned offsets. Remove CQImode handling.
6507 (unaligned_memory_operand): Return 1 for memory references with
6508 unaligned offsets. Remove CQImode handling.
6510 2010-01-18 Richard Guenther <rguenther@suse.de>
6513 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6516 2010-01-18 Richard Guenther <rguenther@suse.de>
6518 PR tree-optimization/42781
6519 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6520 restrict processing only if the original variable was artificial.
6522 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6524 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6525 find number of popped argument bytes.
6527 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6528 Fix the text that describes the return value for invalid insns.
6530 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6532 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6533 Clarify what 'cost of the -dependence' is. Fix quoting.
6535 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6536 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6538 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6540 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6541 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6543 2010-01-17 Richard Guenther <rguenther@suse.de>
6546 * function.c (split_complex_args): Take a VEC to modify.
6547 (assign_parms_augmented_arg_list): Build a VEC instead of
6548 a chain of PARM_DECLs.
6549 (assign_parms_unsplit_complex): Take a VEC of arguments.
6550 Do not fixup unmodified parms.
6551 (assign_parms): Deal with the VEC.
6552 (gimplify_parameters): Likewise.
6554 2010-01-17 Richard Guenther <rguenther@suse.de>
6556 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6557 node existence check.
6558 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6559 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6560 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6561 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6562 (gimple_execute_on_growing_pred): Likewise.
6564 2010-01-17 Richard Guenther <rguenther@suse.de>
6566 PR tree-optimization/42773
6567 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6568 (compute_antic_aux): Likewise.
6569 (compute_partial_antic_aux): Likewise.
6571 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6574 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6577 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6579 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6582 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6583 Fix markup for strict argument.
6585 (TARGET_SCHED_REORDER2): Fix argument types.
6587 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6588 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6590 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6591 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6593 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6596 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6597 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6598 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6599 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6600 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6602 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6604 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6606 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6607 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6609 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6611 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6614 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6616 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6617 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6619 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6621 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6623 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6624 referring to it. Fix language.
6626 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6628 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6630 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6632 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6634 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6635 '@var{stream}. Remove stray 'and'.
6637 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6639 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6641 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6643 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6644 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6646 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6647 Fix description of return value.
6648 Rename argument "sz" to "len."
6650 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6651 Clarify meaning of 'true' return value.
6653 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6655 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6656 rep_mode versus mode_rep.
6658 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6660 (TARGET_BUILTIN_DECL): Fix name.
6662 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6664 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6666 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6668 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6670 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6672 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6675 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6676 Rename argument tm_fn to md_fn.
6678 (TARGET_OPTION_PRINT): Fix argument list.
6680 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6683 * config/i386/i386.c (ix86_fixup_binary_operands):
6684 Revert FMA4 fixup of operands.
6686 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6689 * Makefile.in (write_entries_to_file, install-plugin):
6690 Use \012 instead of \n with tr.
6692 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6694 * configure.ac (HAVE_AS_REF): New C macro.
6695 * configure: Regenerate.
6696 * config.in: Likewise.
6697 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6699 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6702 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6704 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6706 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6708 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6710 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6712 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6714 (TARGET_BINDS_LOCAL_P): Fix argument type.
6716 (TARGET_ASM_FILE_END): Use prototype.
6718 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6720 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6722 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6724 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6726 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6727 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6729 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6730 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6732 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6733 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6734 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6735 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6737 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6739 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6741 (TARGET_INIT_BUILTINS): Use prototype.
6743 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6744 Put 'const char *' in braces. Fix parameter types.
6745 (TARGET_INVALID_CONVERSION): Fix parameter types.
6746 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6747 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6749 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6752 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6754 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6756 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6758 * doc/tm.texi (TARGET_HELP): Fix return type.
6760 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6761 in braces. Fix argument types.
6763 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6765 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6767 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6769 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6770 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6772 (TARGET_MANGLE_TYPE): Fix argument types.
6774 (TARGET_IRA_COVER_CLASSES): Use prototype.
6776 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6778 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6780 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6782 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6784 (TARGET_CALLEE_COPIES): Fix argument types.
6786 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6788 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6790 (TARGET_FUNCTION_VALUE): Fix argument types.
6792 (TARGET_RETURN_IN_MSB): Fix argument type.
6794 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6796 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6798 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6800 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6801 agree with return type.
6803 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6805 2010-01-15 Jing Yu <jingyu@google.com>
6807 PR rtl-optimization/42691
6808 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6809 a pseudo to a constant and are merged, and adjust comments.
6811 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6813 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6815 2010-01-15 Richard Guenther <rguenther@suse.de>
6818 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6819 labels of computed or non-local gotos to the destination.
6820 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6821 landing pad label is the first label.
6823 2010-01-15 Richard Guenther <rguenther@suse.de>
6825 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6827 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6830 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6831 to allow generation of the xssqrtdp instruction on power7.
6832 (sqrtdf2_fpr): Ditto.
6834 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6837 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6838 functions with noreturn attribute.
6841 * varasm.c (declare_weak): Add weak attribute to decl if it
6842 doesn't have one already.
6843 (assemble_external): Only add decls to weak_decls if they also
6844 have weak attribute.
6846 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6848 * var-tracking.c (var_reg_delete): Don't delete the association
6849 between REGs and values or one-part variables if the register
6852 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6855 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6856 because its first operand is a non-localized variable.
6858 2010-01-14 Martin Jambor <mjambor@suse.cz>
6860 PR tree-optimization/42706
6861 * tree-sra.c (encountered_recursive_call): New variable.
6862 (encountered_unchangable_recursive_call): Likewise.
6863 (sra_initialize): Initialize both new variables.
6864 (callsite_has_enough_arguments_p): New function.
6865 (scan_function): Call decl and flags check only for IPA-SRA, check
6866 whether there is a recursive call and whether it has enough arguments.
6867 (all_callers_have_enough_arguments_p): New function.
6868 (convert_callers): Look for recursive calls only when
6869 encountered_recursive_call is set.
6870 (ipa_early_sra): Bail out either if
6871 !all_callers_have_enough_arguments_p or
6872 encountered_unchangable_recursive_call.
6874 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6876 * sel-sched.c: Add 2010 to copyright years.
6877 * sel-sched-ir.c: Likewise.
6878 * sel-sched-ir.h: Likewise.
6880 2010-01-14 Martin Jambor <mjambor@suse.cz>
6882 PR tree-optimization/42714
6883 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6884 constructors specially.
6886 2010-01-14 Andi Kleen <ak@linux.intel.com>
6888 * config/i386/drivers-i386.c (detect_caches_intel):
6889 Add l2sizekb parameter and fill in.
6890 (host_detect_local_cpu): Add l2sizekb, fill in.
6891 Add Atom small cache heuristic.
6893 2010-01-14 Andi Kleen <ak@linux.intel.com>
6895 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6896 Add level3 parameter and fill in.
6897 (detect_caches_intel): Handle level3 cache.
6899 2010-01-14 Andi Kleen <ak@linux.intel.com>
6901 * config/i386/drivers-i386.c (host_detect_local_cpu):
6902 Fix core duo detection.
6904 2010-01-14 Andi Kleen <ak@linux.intel.com>
6906 * config/i386/drivers-i386.c (host_detect_local_cpu):
6909 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6911 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6912 (rs6000_variable_issue_1): this. Use...
6913 (rs6000_variable_issue): here. Reimplement. Print debug info.
6915 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6917 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6918 sel_restore_notes. Update all callers. Call reemit_notes
6921 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6923 PR rtl-optimization/42246
6924 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6927 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6929 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6930 all successors is the same as number of successors in current region.
6932 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6934 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6935 to rename is not separable. Otherwise check that its LHS is not NULL.
6937 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6939 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6941 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6943 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6944 available registers when failed to discover LHS register class.
6945 Fix indentation. Update comment.
6947 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6948 Alexander Monakov <amonakov@ispras.ru>
6950 PR rtl-optimization/42389
6951 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6953 (advance_state_on_fence): Likewise.
6954 (sel_target_adjust_priority): Print debug output only when
6955 sched_verbose >= 4, not 2.
6956 (get_expr_cost): Do not issue all unique insns on the next cycle.
6957 (fill_insns): Initialize can_issue_more from the value saved
6959 * sel-sched-ir.c (flist_add): New parameter issue_more.
6960 Init FENCE_ISSUE_MORE with it.
6961 (merge_fences): Likewise.
6962 (init_fences): Update call to flist_add.
6963 (add_to_fences, add_clean_fence_to_fences)
6964 (add_dirty_fence_to_fences): Likewise.
6965 (move_fence_to_fences): Update call to merge_fences.
6966 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6968 * sel-sched-ir.h (struct _fence): New field issue_more.
6969 (FENCE_ISSUE_MORE): New accessor macro.
6971 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6973 PR rtl-optimization/42388
6974 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6975 that have no predecessors nor successors. Do not call move_bb_info
6976 for empty blocks outside of current region.
6978 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6980 PR rtl-optimization/42294
6981 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6982 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6983 originators' originators.
6985 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6987 PR rtl-optimization/39453
6988 PR rtl-optimization/42246
6989 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6991 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6993 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6994 Alexander Monakov <amonakov@ispras.ru>
6997 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6998 (maybe_tidy_empty_bb): ... here. Make static. Add new
6999 argument. Update all callers.
7000 (tidy_control_flow): ... and here. Recompute topological order
7001 of basic blocks in region if necessary.
7002 (sel_redirect_edge_and_branch): Change return type. Return true
7003 if topological order might have been invalidated.
7004 (purge_empty_blocks): Export and move from...
7005 * sel-sched.c (purge_empty_blocks): ... here.
7006 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7007 (maybe_tidy_empty_bb): Delete prototype.
7008 (purge_empty_blocks): Declare.
7010 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7012 PR rtl-optimization/42249
7013 * sel-sched.c (try_replace_dest_reg): When chosen register
7014 and original register is the same, do not bail out early, but
7015 still check all original insns for validity of replacing destination
7016 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7019 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7022 Port from no-undefined-overflow branch:
7023 2009-03-09 Richard Guenther <rguenther@suse.de>
7025 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7027 2010-01-14 Richard Guenther <rguenther@suse.de>
7030 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7032 2010-01-14 Ira Rosen <irar@il.ibm.com>
7034 PR tree-optimization/42709
7035 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7036 as scalar type in creation of constant vector operand.
7038 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7041 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7042 (check-parallel-%): Match `testsuite' directory component only
7045 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7047 PR translation/39521
7048 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7051 2010-01-13 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/42730
7054 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7057 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7060 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7061 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7064 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7066 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7067 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7068 ___umulsi3_highpart.
7070 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7071 rather than schedule_insns if the pass is enabled.
7073 2010-01-13 Martin Jambor <mjambor@suse.cz>
7075 PR tree-optimization/42704
7076 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7079 2010-01-13 Martin Jambor <mjambor@suse.cz>
7081 PR tree-optimization/42703
7082 * tree-sra.c (analyze_access_subtree): Check that we can build a
7083 reference to the original data within the aggregate.
7085 2010-01-13 Richard Guenther <rguenther@suse.de>
7087 PR tree-optimization/42705
7088 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7090 2010-01-13 Richard Guenther <rguenther@suse.de>
7093 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7095 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7098 * var-tracking.c (values_to_unmark): New variable.
7099 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7100 values_to_unmark vector. Moved body to...
7101 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7102 instead queue it into values_to_unmark vector.
7103 (vt_find_locations): Free values_to_unmark vector.
7105 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7107 * config/s390/s390.c (override_options): Set
7108 default of max-pending-list-length to 256
7110 2010-01-13 Richard Guenther <rguenther@suse.de>
7113 * tree-pass.h (PROP_gimple_lcx): New.
7114 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7115 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7116 before the final cleanup_eh.
7117 (dump_properties): Dump PROP_gimple_lcx.
7118 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7119 (tree_lower_complex_O0): Remove.
7120 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7121 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7122 tree_lower_complex, schedule TODO_update_ssa.
7123 * lto-streamer-out.c (output_function): Stream the functions
7125 * lto-streamer-in.c (input_function): Likewise.
7126 (lto_read_body): Do not override them here.
7128 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7131 * c-typeck.c (build_c_cast): Fold value cast to union type before
7132 wrapping it in a CONSTRUCTOR.
7134 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7136 PR rtl-optimization/42699
7137 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7140 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7142 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7143 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7144 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7145 SUBTARGET_WARN_UNUSED_SPEC): ... here
7146 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7148 2010-01-12 Julian Brown <julian@codesourcery.com>
7150 * config/arm/neon-schedgen.ml (Utils): Don't try to
7151 open missing module.
7152 (find_with_result): New.
7154 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7157 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7158 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7160 PR tree-optimization/42645
7161 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7162 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7163 decl_map, set processing_debug_stmt to -1 and return name without
7166 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7168 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7169 binutils version, and reword target configuration description.
7171 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7173 * config/avr/avr.h (LINKER_NAME): Remove.
7175 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7178 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7179 that support VSX, warn for -mno-altivec if vsx is not disabled,
7182 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7183 Shujing Zhao <pearly.zhao@oracle.com>
7185 PR translation/42469
7186 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7187 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7188 character between option name and help text.
7189 * c.opt (imultilib): Likewise.
7191 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7193 * lto-streamer-out.c (output_unreferenced_globals): Output static
7196 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7198 PR rtl-optimization/42621
7199 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7200 optimizing for size.
7201 (duplicate_computed_gotos): Remove now-redundant check.
7203 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7206 * configure.ac: Save and restore LDFLAGS and LIBS
7207 * configure: Regenerate.
7209 2010-01-10 Richard Guenther <rguenther@suse.de>
7212 * builtins.c (fold_builtin_strlen): Add type argument and
7213 convert the resulting length to it.
7214 (fold_builtin_1): Adjust.
7216 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7218 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7219 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7221 (num_insns_constant_wide): Adjust for that change.
7223 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7226 * web.c (union_defs): Add used argument, to combine uses of
7228 (entry_register): Adjust type and tests of used argument.
7229 (web_main): Widen used for new use. Pass it to union_defs.
7230 * df.h (union_defs): Adjust prototype.
7232 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7235 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7236 uses in new incoming argument. Free body.
7237 (reset_debug_uses_in_loop): New.
7238 (analyze_insn_to_expand_var): Call the latter if the former found
7239 anything. Fix whitespace. Reject invalid dest overlaps before
7240 going through all insns in the loop.
7242 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7245 * haifa-sched.c (dying_use_p): Debug insns don't count.
7247 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7250 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7251 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7252 (verify_gimple_call): Reject LHS in noreturn calls.
7254 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7258 * tree-vect-loop-manip.c (adjust_info): New type.
7259 (adjust_vec): New pointer to vector.
7260 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7261 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7262 (slpeel_update_phis_for_duplicate_loop): Use them.
7263 (slpeel_update_phi_nodes_for_guard1): Likewise.
7264 (slpeel_update_phi_nodes_for_guard2): Likewise.
7265 (slpeel_tree_peel_loop_to_edge): Likewise.
7266 (vect_update_ivs_after_vectorizer): Likewise.
7268 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7270 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7271 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7273 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7275 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7276 bogus uninitialized warning.
7278 2010-01-09 Richard Guenther <rguenther@suse.de>
7281 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7282 the evolution is compatible with the initial condition.
7284 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7286 * gcc.c (process_command): Update copyright notice dates.
7287 * gcov.c (print_version): Likewise.
7288 * gcov-dump.c (print_version): Likewise.
7289 * mips-tfile.c (main): Likewise.
7290 * mips-tdump.c (main): Likewise.
7292 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7295 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7297 (rotlhi3_8): Delete.
7299 (rotlsi3_8): Delete.
7300 (rotlsi3_16): Delete.
7301 (rotlsi3_24): Delete.
7303 (*rotw<mode>3): New.
7304 (*rotb<mode>3): New.
7305 * config/avr/avr.c (avr_rotate_bytes): New function.
7306 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7308 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7311 * configure.ac: Modify -rdynamic check.
7312 * configure: Regenerate.
7314 2010-01-08 DJ Delorie <dj@redhat.com>
7316 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7317 register popping order.
7319 2010-01-08 Richard Guenther <rguenther@suse.de>
7322 * c.opt (fsigned-char): Also let LTO handle this option.
7323 (funsigned-char): Likewise.
7325 2010-01-07 Richard Guenther <rguenther@suse.de>
7327 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7328 (gimple_op): Likewise.
7329 (gimple_op_ptr): Likewise.
7330 (gimple_assign_set_lhs): Remove gcc_assert.
7331 (gimple_assign_set_rhs1): Likewise.
7332 (gimple_assign_set_rhs2): Likewise.
7333 (gimple_call_set_lhs): Likewise.
7334 (gimple_call_set_fn): Likewise.
7335 (gimple_call_set_fndecl): Likewise.
7336 (gimple_call_fndecl): Likewise.
7337 (gimple_call_return_type): Likewise.
7338 (gimple_call_set_chain): Likewise.
7339 (gimple_call_num_args): Likewise.
7340 (gimple_call_set_arg): Likewise.
7341 (gimple_cond_set_code): Likewise.
7342 (gimple_cond_set_lhs): Likewise.
7343 (gimple_cond_set_rhs): Likewise.
7344 (gimple_cond_set_true_label): Likewise.
7345 (gimple_cond_set_false_label): Likewise.
7346 (gimple_label_set_label): Likewise.
7347 (gimple_goto_set_dest): Likewise.
7348 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7349 (gimple_debug_bind_get_value): Likewise.
7350 (gimple_debug_bind_get_value_ptr): Likewise.
7351 (gimple_debug_bind_set_var): Likewise.
7352 (gimple_debug_bind_set_value): Likewise.
7353 (gimple_debug_bind_reset_value): Likewise.
7354 (gimple_debug_bind_has_value_p): Likewise.
7355 (gimple_return_retval_ptr): Remove gcc_assert.
7356 (gimple_return_retval): Likewise.
7357 (gimple_return_set_retval): Likewise.
7358 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7359 (safe_referenced_var_iterator): Remove.
7360 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7361 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7362 (fill_referenced_var_vec): Remove.
7363 (first_readonly_imm_use): Remove redundant gcc_assert.
7364 (phi_arg_index_from_use): Combine gcc_asserts.
7365 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7366 (first_imm_use_stmt): Remove redundant gcc_assert.
7367 * tree-cfg.c (verify_gimple_call): Verify function and chain
7368 operands. Verify arguments.
7369 (verify_types_in_gimple_stmt): Verify condition code and labels.
7371 2010-01-07 Richard Guenther <rguenther@suse.de>
7373 PR tree-optimization/42641
7374 * sese.c (rename_map_elt_info): Use the SSA name version, do
7377 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7379 PR tree-optimization/42625
7380 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7381 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7383 2010-01-07 Duncan Sands <baldrick@free.fr>
7385 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7387 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7390 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7391 note itself is not function_invariant_p.
7393 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7395 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7396 Do not add the DF_NOTE problem.
7397 * store-motion.c (execute_rtl_store_motion): Likewise.
7399 2010-01-07 Martin Jambor <mjambor@suse.cz>
7401 PR tree-optimization/42157
7402 * tree-sra.c (compare_access_positions): Stabilize sort if both
7403 accesses have integer types, return zero immediately if they are the
7406 2010-01-06 Richard Henderson <rth@redhat.com>
7409 * haifa-sched.c (add_to_note_list): Merge into ...
7410 (concat_note_lists): ... here, and ...
7411 (unlink_other_notes, rm_other_notes): Merge into...
7412 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7413 NOTE_INSN_EPILOGUE_BEG.
7415 2010-01-06 Richard Guenther <rguenther@suse.de>
7417 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7418 not inline regular functions into always-inline functions.
7420 2010-01-06 Nick Clifton <nickc@redhat.com>
7422 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7423 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7425 (OVERRIDE_OPTIONS): Delete.
7426 (OPTIMIZATION_OPTIONS): Define.
7427 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7428 * config/rx/rx.c (rx_handle_option): Issue an error message if
7429 -mcpu=rx200 and -fpu are used together.
7430 (rx_set_optimization_options): New function. Issue an error
7431 message if an optimization attribute attempts to reset the FPU/
7432 math optimization pairing.
7433 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7434 * config/rx/rx.opt: Set the default to 32-bit doubles.
7435 * config/rx/t-rx: Add multilibs for -nofpu option.
7436 * doc/invoke.texi: Update documentation of RX options.
7438 2010-01-06 Richard Guenther <rguenther@suse.de>
7440 * tree-ssa-pre.c (name_to_id): New global.
7441 (alloc_expression_id): Simplify SSA name handling.
7442 (lookup_expression_id): Likewise.
7443 (init_pre): Zero name_to_id.
7444 (fini_pre): Free it.
7446 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7448 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7450 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/sse.md (smaxv2di3): New.
7454 (umaxv2di3): Likewise.
7455 (sminv2di3): Likewise.
7456 (uminv2di3): Likewise.
7458 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7461 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7462 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7463 (legitimize_tls_address): Likewise.
7464 (sparc_tls_referenced_p): Likewise.
7465 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7466 and adjust calls to legitimize_pic_address.
7467 (legitimate_constant_p) Use sparc_tls_referenced_p.
7468 (legitimate_pic_operand_p): Likewise.
7469 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7470 (sparc_tls_symbol_ref_1): Delete.
7471 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7472 (legitimize_tls_address): Make static, handle CONST patterns.
7473 (legitimize_pic_address): Make static, remove unused parameter and
7474 adjust recursive calls.
7475 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7476 and adjust call to legitimize_pic_address.
7477 (sparc_output_mi_thunk): Likewise.
7479 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7480 H.J. Lu <hongjiu.lu@intel.com>
7483 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7484 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7485 operands to make them signed.
7488 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7491 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7492 GTU to GT for V4SI and V2DI.
7494 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7495 (umin<mode>3): Removed.
7497 (uminv4si3): Likewise.
7499 2010-01-05 Martin Jambor <mjambor@suse.cz>
7501 PR tree-optimization/42462
7502 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7503 current_function_decl to helper functions and macros.
7505 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7508 * flags.h: Don't include real.h.
7509 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7510 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7511 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7512 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7513 * dominance.c: Update copyright.
7514 * gimple.c (walk_gimple_op): Remove inline.
7515 * tree-ssa-reassoc.c: Include real.h.
7516 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7517 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7519 2010-01-05 Nick Clifton <nickc@redhat.com>
7521 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7522 register to push into the stack frame when the accumulator has to
7523 be saved during interrupts.
7525 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7527 * doc/invoke.texi: Remove the documentation about option
7529 * common.opt (Wunreachable-code): Preserved for backward
7531 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7532 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7533 the backward compatibility flag section.
7535 2010-01-05 Richard Guenther <rguenther@suse.de>
7537 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7539 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7542 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7544 PR tree-optimization/42508
7545 * tree-sra.c (convert_callers): Check for recursive call
7546 by comparing cgraph nodes instead of decls.
7547 (modify_function): Call ipa_modify_formal_parameters also
7548 on all same_body aliases.
7550 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7551 cgraph nodes when checking for same_body aliases.
7553 2010-01-05 Richard Guenther <rguenther@suse.de>
7555 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7556 allocation and lookup.
7557 (get_or_alloc_expr_for_constant): Likewise.
7558 (phi_translate): Sink allocation.
7560 2010-01-04 Richard Guenther <rguenther@suse.de>
7562 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7563 a new entry only if needed.
7564 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7565 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7567 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7569 (phi_translate): Handle CONSTANTs early.
7571 2010-01-04 Martin Jambor <mjambor@suse.cz>
7573 PR tree-optimization/42398
7574 * tree-sra.c (struct access): Removed flag grp_different_types.
7575 (dump_access): Do not dump the removed flag.
7576 (sort_and_splice_var_accesses): Do not set the removed flag.
7577 (sra_modify_expr): Check for type compatibility directly.
7579 2010-01-04 Martin Jambor <mjambor@suse.cz>
7581 PR tree-optimization/42366
7582 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7583 edges with variable number of parameters.
7584 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7585 flag instead of asserting it.
7586 (ipa_read_node_info): Read uses_analysis_done flag.
7588 2010-01-04 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7591 iterative_hash_* as intended.
7592 (vn_reference_compute_hash): Likewise. Simplify hashing
7594 (vn_reference_lookup_2): Likewise.
7595 (vn_nary_op_compute_hash): Likewise.
7596 (vn_phi_compute_hash): Likewise.
7597 (expressions_equal_p): Remove strange code.
7598 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7599 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7600 (bitmap_insert_into_set_1): Take value-id as parameter.
7601 (add_to_value): Pass it.
7602 (bitmap_insert_into_set): Likewise.
7603 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7605 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7608 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7609 (do_self_spec): For switches with SWITCH_IGNORE set set also
7610 SWITCH_IGNORE_PERMANENTLY.
7611 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7614 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7616 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7617 tree of an unreferenced global var.
7619 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7622 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7623 GTU to GT for V4SI and V2DI.
7625 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7626 (umin<mode>3): Removed.
7628 (uminv4si3): Likewise.
7630 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7633 * collect2.c (main): Turn on trace in collect2 if -v is passed
7636 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7638 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7639 description of expression operand.
7641 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7643 * configure.ac: Add install-html to target_list for Make-hooks.
7644 * configure: Regenerate.
7645 * fortran/Make-lang.in (F95_HTMLFILES): New.
7646 (fortran.html): Use it.
7647 (fortran.install-html): New.
7648 * Makefile.in (install-html): Add lang.install-html.
7649 * java/Make-lang.in (JAVA_HTMLFILES): New.
7650 (java.html): Use it.
7651 (java.install-html): New.
7652 * objc/Make-lang.in (objc.install-html): New.
7653 * objcp/Make-lang.in (obj-c++.install-html): New.
7654 * cp/Make-lang.in (c++.install-html): New.
7655 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7656 * lto/Make-lang.in (lto.install-html): New.
7658 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7661 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7663 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7665 PR rtl-optimization/41862
7666 * store-motion.c (store_killed_in_insn, compute_store_table,
7667 remove_reachable_equiv_notes, replace_store_insn,
7668 build_store_vectors): Ignore all DEBUG_INSNs.
7670 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7673 * common.opt: Add dumpdir.
7675 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7677 (option_map): Add --dumpdir.
7679 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7681 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7683 * opts.c (decode_options): Try dump_dir_name first if
7684 dump_base_name isn't an absolute path.
7685 (common_handle_option): Handle OPT_dumpdir.
7687 * toplev.c (dump_dir_name): New.
7688 (print_switch_values): Also ignore -dumpdir.
7690 * toplev.h (dump_dir_name): New.
7692 2010-01-03 Richard Guenther <rguenther@suse.de>
7694 PR tree-optimization/42589
7695 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7696 double-word expansion of bswap32.
7698 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7700 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7701 with BLOCK_FOR_INSN.
7702 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7703 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7704 noce_process_if_block): Likewise.
7705 * gcse.c (compute_local_properties, insert_expr_in_table,
7706 insert_set_in_table, canon_list_insert, find_avail_set,
7707 pre_insert_copy_insn): Likewise.
7709 * basic-block.h (BLOCK_NUM): Move from here...
7710 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7712 2010-01-03 Richard Guenther <rguenther@suse.de>
7714 PR tree-optimization/42438
7715 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7716 contains_may_not_return_call flag.
7717 (BB_MAY_NOTRETURN): New.
7718 (valid_in_sets): Trapping nary operations are not valid
7719 in blocks that may not return.
7720 (insert_into_preds_of_block): Remove check for trapping expressions.
7721 (compute_avail): Compute also BB_MAY_NOTRETURN.
7723 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7725 * doc/invoke.texi: Add 2010 to copyright years.
7727 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7729 * config/sparc/sparc.c: Fix formatting nits.
7731 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7732 Alexander Monakov <amonakov@ispras.ru>
7734 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7736 2010-01-02 Richard Guenther <rguenther@suse.de>
7739 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7740 (simplify_switch_using_ranges): Mark to be removed edges
7743 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7745 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7747 * collect2.c (scan_libraries): Add missing argument in call to
7750 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7753 * config/alpha/predicates.md (aligned_memory_operand): Return false
7755 (unaligned_memory_operand): Return true for CQImode.
7756 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7757 doesn not cross aligned SImode word boundary.
7759 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7761 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7763 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7764 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7766 2010-01-02 Richard Guenther <rguenther@suse.de>
7769 * toplev.c (compile_file): Emit LTO marker properly. Change
7771 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7773 2010-01-01 Richard Guenther <rguenther@suse.de>
7776 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7778 2010-01-01 Richard Guenther <rguenther@suse.de>
7781 * c-decl.c (grokdeclarator): For zero-size arrays force
7782 structural equality checks as layout_type does.
7784 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7786 * builtins.c: Update copyright to 2010.
7788 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7791 * lto-streamer-out.c (produce_asm): Revert the last change.
7792 (copy_function): Likewise.
7794 * lto-streamer.c (lto_get_section_name): Skip any leading
7797 2010-01-01 Richard Guenther <rguenther@suse.de>
7800 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7804 Copyright (C) 2010 Free Software Foundation, Inc.
7806 Copying and distribution of this file, with or without modification,
7807 are permitted in any medium without royalty provided the copyright
7808 notice and this notice are preserved.