1 2010-04-28 Jan Hubicka <jh@suse.cz>
3 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
4 (lto_varpool_replace_node): New.
5 (lto_symtab_resolve_symbols): Resolve varpool nodes.
6 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
7 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
8 * cgraph.h (varpool_node_ptr): New type.
9 (varpool_node_ptr): New vector.
10 (varpool_node_set_def): New structure.
11 (varpool_node_set): New type.
12 (varpool_node_set): New vector.
13 (varpool_node_set_element_def): New structure.
14 (varpool_node_set_element, const_varpool_node_set_element): New types.
15 (varpool_node_set_iterator): New type.
16 (varpool_node): Add prev pointers, add used_from_other_partition,
18 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
19 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
20 varpool_get_node, varpool_remove_node): Declare.
21 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
22 varpool_node_set_size): New inlines.
23 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
24 * tree-pass.h (varpool_node_set_def): Forward declare.
25 (ipa_opt_pass_d): Summary writting takes vnode sets too.
26 (ipa_write_optimization_summaries): Update prototype.
27 * ipa-cp.c (ipcp_write_summary): Update.
28 * ipa-reference.c (ipa_reference_write_summary): Update.
29 * lto-cgraph.c (lto_output_varpool_node): New static function.
30 (output_varpool): New function.
31 (input_varpool_node): New static function.
32 (input_varpool_1): New function.
33 (input_cgraph): Input varpool.
34 * ipa-pure-const.c (pure_const_write_summary): Update.
35 * lto-streamer-out.c (lto_output): Update, output varpool too.
36 (write_global_stream): Kill WPA hack.
37 (produce_asm_for_decls): Update.
38 (output_alias_pair_p): Handle variables.
39 (output_unreferenced_globals): Output only needed partition of varpool.
40 * ipa-inline.c (inline_write_summary): Update.
41 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
42 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
43 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
44 varpool_node_set_new, varpool_node_set_add,
45 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
46 debug_varpool_node_set): New functions.
47 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
48 (execute_one_pass): Process new decls too.
49 (ipa_write_summaries_2): Pass around vsets.
50 (ipa_write_summaries_1): Likewise.
51 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
53 (ipa_write_optimization_summaries_1): Pass around vsets.
54 (ipa_write_optimization_summaries): Likewise.
55 * varpool.c (varpool_get_node): New.
56 (varpool_node): Update doubly linked lists.
57 (varpool_remove_node): New.
58 (dump_varpool_node): More dumping.
59 (varpool_enqueue_needed_node): Update doubly linked lists.
60 (decide_is_variable_needed): Kill ltrans hack.
61 (varpool_finalize_decl): Kill lto hack.
62 (varpool_assemble_decl): Skip decls in other partitions.
63 (varpool_assemble_pending_decls): Update doubly linkes lists.
64 (varpool_empty_needed_queue): Likewise.
65 (varpool_extra_name_alias): Likewise.
66 * lto-streamer.c (lto_get_section_name): Add vars section.
67 * lto-streamer.h (lto_section_type): Update.
68 (output_varpool, input_varpool): Declare.
70 2010-04-28 Mike Stump <mikestump@comcast.net>
72 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
74 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
76 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
77 record or union type with RECORD_OR_UNION_TYPE_P predicate.
78 (lto_input_ts_type_tree_pointers): Likewise.
79 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
80 (lto_output_ts_type_tree_pointers): Likewise.
82 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
84 Uniquization of constants at the Tree level
85 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
86 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
88 (tree_output_constant_def): Declare.
89 * gimplify.c (gimplify_init_constructor): When using block copy, first
90 uniquize the constant constructor on the RHS.
91 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
92 DECL_IN_CONSTANT_POOL flag.
93 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
94 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
96 (assemble_variable): Deal with symbols belonging to the tree constant
98 (get_constant_section): Add ALIGN parameter and simplify.
99 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
100 (assemble_constant_contents): Use the expression of the VAR_DECL.
101 (output_constant_def_contents): Use the alignment of the VAR_DECL.
102 (tree_output_constant_def): New global function.
103 (mark_constant): Use the expression of the VAR_DECL.
104 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
106 (output_object_block): Likewise and assemble the expression.
108 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
110 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
111 hash_tree, eq_tree): New tree hash table.
112 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
113 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
114 lto_orig_address_remove): Reimplement.
116 2010-04-28 Xinliang David Li <davidxl@google.com>
119 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
120 (compute_uninit_opnds_pos): New function.
121 (is_non_loop_exit_postdominating): New function.
122 (compute_control_dep_chain): New function.
123 (find_pdom): New function.
124 (convert_control_dep_chain_into_preds): New function.
125 (find_predicates): New function.
126 (find_control_equiv_block): New function.
127 (collect_phi_def_edges): New function.
128 (find_def_preds): New function.
129 (find_dom): New function.
130 (dump_predicates): New function.
131 (get_cmp_code): New function.
132 (is_value_included_in): New function.
133 (find_matching_predicate_in_rest_chains): New function.
134 (use_pred_not_overlap_with_undef_path_pred): New function.
135 (is_use_properly_guarded): New function.
136 (normalize_cond_1): New function.
137 (is_and_or_or): New function.
138 (normalize_cond): New function.
139 (is_gcond_subset_of): New function.
140 (is_subset_of_any): New function.
141 (is_or_set_subset_of): New function.
142 (is_and_set_subset_of): New function.
143 (is_norm_cond_subset_of): New function.
144 (is_pred_expr_subset_of): New function.
145 (is_pred_chain_subset_of): New function.
146 (is_included_in): New function.
147 (is_superset_of): New function.
148 (find_uninit_use): New function.
149 (warn_uninitialized_phi): New function.
150 (compute_possibly_undefined_names): New function.
151 (ssa_undefined_value_p): New function.
152 (execute_late_warn_uninitialized): New function.
153 * tree-ssa.c (ssa_undefined_value_p): Removed.
154 (warn_uninit): Changed to extern.
155 (warn_uninitialized_phi): Removed.
156 (warn_uninitialized_vars): Changed to extern.
157 (execute_late_warn_uninitialized): Removed
158 * tree-flow.h: Add new prototypes.
159 * timevar.def: Add new time variable.
160 * Makefile.in: Add new build file.
162 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
164 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
167 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
170 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
172 2010-04-28 Martin Jambor <mjambor@suse.cz>
174 * cgraph.h (struct cgraph_node): New field indirect_calls.
175 (struct cgraph_indirect_call_info): New type.
176 (struct cgraph_edge): Removed field indirect_call. New fields
177 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
178 (cgraph_create_indirect_edge): Declare.
179 (cgraph_make_edge_direct): Likewise.
180 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
181 * ipa-prop.h (struct ipa_param_call_note): Removed.
182 (struct ipa_node_params): Removed field param_calls.
183 (ipa_create_all_structures_for_iinln): Declare.
184 * cgraph.c: Described indirect edges and uids in initial comment.
185 (cgraph_add_edge_to_call_site_hash): New function.
186 (cgraph_edge): Search also among the indirect edges, use
187 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
188 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
189 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
191 (initialize_inline_failed): Assign a reason to indirect edges.
192 (cgraph_create_edge_1): New function.
193 (cgraph_create_edge): Moved some functionality to
194 cgraph_create_edge_1.
195 (cgraph_create_indirect_edge): New function.
196 (cgraph_edge_remove_callee): Add an assert checking for
198 (cgraph_edge_remove_caller): Special-case indirect edges.
199 (cgraph_remove_edge): Likewise.
200 (cgraph_set_edge_callee): New function.
201 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
202 (cgraph_make_edge_direct): New function.
203 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
204 the declaration of the call statement matches.
205 (cgraph_node_remove_callees): Special-case indirect edges.
206 (cgraph_clone_edge): Likewise.
207 (cgraph_clone_node): Clone also the indirect edges.
208 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
209 indirect_call, dump count of indirect_calls edges.
210 * ipa-prop.c (iinlining_processed_edges): New variable.
211 (ipa_note_param_call): Create indirect edges instead of
212 creating notes. New parameter node.
213 (ipa_analyze_call_uses): New parameter node, pass it on to
215 (ipa_analyze_stmt_uses): Likewise.
216 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
217 (print_edge_addition_message): Work on edges rather than on notes.
218 (update_call_notes_after_inlining): Likewise, renamed to
219 update_indirect_edges_after_inlining.
220 (ipa_create_all_structures_for_iinln): New function.
221 (ipa_free_node_params_substructures): Do not free notes.
222 (ipa_edge_duplication_hook): Propagate bits within
223 iinlining_processed_edges bitmap.
224 (ipa_node_duplication_hook): Do not duplicate notes.
225 (free_all_ipa_structures_after_ipa_cp): Renamed to
226 ipa_free_all_structures_after_ipa_cp.
227 (free_all_ipa_structures_after_iinln): Renamed to
228 ipa_free_all_structures_after_iinln.g
229 (ipa_write_param_call_note): Removed.
230 (ipa_read_param_call_note): Removed.
231 (ipa_write_indirect_edge_info): New function.
232 (ipa_read_indirect_edge_info): Likewise.
233 (ipa_write_node_info): Do not stream notes, do stream information
235 (ipa_read_node_info): Likewise.
236 (lto_ipa_fixup_call_notes): Removed.
237 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
238 * ipa-inline.c (pass_ipa_inline): Likewise.
239 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
240 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
241 * tree-inline.c (copy_bb): Removed an unnecessary double check for
243 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
245 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
246 (output_cgraph): Stream also indirect edges.
247 (lto_output_edge): Added capability to stream indirect edges.
248 (input_edge): Likewise.
249 (input_cgraph_1): Likewise.
251 2010-04-28 Richard Guenther <rguenther@suse.de>
253 PR tree-optimization/43879
254 PR tree-optimization/43909
255 * tree-ssa-structalias.c (struct variable_info): Add
256 only_restrict_pointers flag.
257 (new_var_info): Initialize it. Increment stats.total_vars here.
258 (create_function_info_for): Do not increment stats.total_vars
260 (get_function_part_constraint): Fix build with C++.
261 (insert_into_field_list): Remove.
262 (push_fields_onto_fieldstack): Properly merge fields.
263 (create_variable_info_for): Split and simplify.
264 (create_variable_info_for_1): New piece.
265 (intra_create_variable_infos): Properly make restrict constraints
268 2010-04-28 Richard Guenther <rguenther@suse.de>
271 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
274 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
275 Jan Hubicka <hubicka@ucw.cz>
277 * doc/invoke.texi (-Wsuggest-attribute=const,
278 -Wsuggest-attribute=pure): Document.
279 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
280 (function_always_visible_to_compiler_p,
281 suggest_attribute, warn_function_pure, warn_function_const):
283 (check_call): Improve debug info.
284 (analyze_function): Do not check availability.
285 (add_new_function): Check availability.
286 (propagate): Output warnings.
287 (skip_function_for_local_pure_const): New function.
288 (local_pure_const): Use it; output warnings.
289 * common.opt (Wsuggest-attribute=const,
290 Wsuggest-attribute=pure): New.
292 2010-04-27 Jakub Jelinek <jakub@redhat.com>
294 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
295 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
296 or DW_CFA_def_cfa_offset{,_sf}.
298 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
300 * tree.h: Fix truncated long macros.
302 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
304 * collect2.c (TARGET_64BIT): Redefine to target's default.
306 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
307 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
308 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
309 for underscoring __USER_LABEL_PREFIX__.
310 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
311 (SUB_LINK_ENTRY32): New.
312 (SUB_LINK_ENTRY64): New.
313 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
314 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
315 (SUB_LINK_ENTRY64): New.
316 (SUB_LINK_ENTRY): New.
317 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
318 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
319 x64 target is choosen.
320 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
321 * configure: Regenerated.
322 * configure.ac (leading-mingw64-underscores): Option added.
324 2010-04-27 Jan Hubicka <jh@suse.cz>
326 * doc/invoke.texi (-fipa-profile): Document.
327 * opts.c (decode_options): Enable ipa-profile at -O1.
328 * timevar.def (TV_IPA_PROFILE): Define.
329 * common.opt (fipa-profile): Add.
330 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
332 (cgraph_propagate_frequency): Handle only local ones.
333 * tree-pass.h (pass_ipa_profile): Declare.
334 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
335 (pass_ipa_profile): Use TV_IPA_PROFILE.
336 * ipa.c (ipa_profile): New function.
337 (gate_ipa_profile): Likewise.
338 (pass_ipa_profile): New global variable.
339 * passes.c (pass_ipa_profile): New.
341 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
343 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
345 2010-04-27 Martin Jambor <mjambor@suse.cz>
348 * ipa.c (dissolve_same_comdat_group_list): New function.
349 (function_and_variable_visibility): Call
350 dissolve_same_comdat_group_list when comdat group contains external or
352 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
353 lists are circular and that they contain only DECL_ONE_ONLY nodes.
355 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
357 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
358 (const_hash_1) <VECTOR_CST>: New case.
359 (compare_constant) <VECTOR_CST>: Likewise.
360 <ADDR_EXPR>: Deal with LABEL_REFs.
361 (copy_constant) <VECTOR_CST>: New case.
363 2010-04-27 Jan Hubicka <jh@suse.cz>
365 * cgraph.c (cgraph_propagate_frequency): New function.
366 * cgraph.h (cgraph_propagate_frequency): Declare.
367 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
368 cgraph_propagate_frequency.
370 2010-04-27 Jakub Jelinek <jakub@redhat.com>
372 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
374 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
377 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
378 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
379 here to determine which regs to push and how much stack to reserve.
381 2010-04-27 Jie Zhang <jie@codesourcery.com>
383 * doc/gimple.texi (gimple_statement_with_ops): Remove
384 addresses_taken field.
385 (gimple_statement_with_memory_ops): Likewise.
387 2010-04-27 Jan Hubicka <jh@suse.cz>
389 * tree-inline.c (eni_inlining_weights): Remove.
390 (estimate_num_insns): Special case more builtins.
392 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
395 * c-typeck.c (build_binary_op): Move forward check for comparison
396 pointer with null pointer constant and adjust the diagnostic message.
398 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
401 * configure.ac (gcc_cv_as_section_has_align): Set if installed
402 binutils supports extended .section directive needed by LTO, or
403 warn if older binutils found.
404 (LTO_BINARY_READER): New AC_SUBST'd variable.
405 (LTO_USE_LIBELF): Likewise.
406 * gcc/config.gcc (lto_binary_reader): New target-specific configure
408 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
409 (LTO_USE_LIBELF): Likewise.
410 * configure: Regenerate.
412 * collect2.c (is_elf): Rename from this ...
413 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
414 object files in addition to ELF-formatted ones.
415 (scan_prog_file): Caller updated. Also allow for LTO info marker
416 symbol to be prefixed or not by an extra underscore.
418 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
419 * config/i386/winnt.c: Also #include lto-streamer.h
420 (i386_pe_asm_named_section): Specify 1-byte section alignment for
422 (i386_pe_asm_output_aligned_decl_common): Add comment.
423 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
425 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
428 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
429 Add missing earlyclobber for second alternative.
431 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
433 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
434 bits for artificial defs at the top of the block.
435 * fwprop.c (single_def_use_enter_block): Don't call it.
437 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
440 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
441 instead of "$gcc_cv_objdump -T".
442 Use "-undefined dynamic_lookup" on darwin.
443 * gcc/configure: Regenerate.
445 2010-04-26 Jakub Jelinek <jakub@redhat.com>
448 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
450 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
452 * c-parser.c (struct c_token): Move location field up.
453 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
454 (struct c_declspecs): Convert typespec_word, storage_class, and
455 default_int_p into bitfields.
456 (struct c_declarator): Move loc field up.
458 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
460 * cfgloop.h (struct loop): Move can_be_parallel field up.
461 * ipa-prop.h (struct ip_node_params): Move bitfields up.
462 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
464 (struct iv_cand): Convert pos field into a bitfield.
465 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
467 (struct _stmt_vec_info): Shuffle fields for better packing.
469 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
471 * varasm.c (IN_NAMED_SECTION): Remove guard.
472 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
473 (IN_NAMED_SECTION_P): ...this.
474 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
475 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
477 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
479 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
480 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
481 of shadowing it. Fix comments.
483 2010-04-26 Jan Hubicka <jh@suse.cz>
485 * cgraph.c (cgraph_create_node): Set node frequency to normal.
486 (cgraph_clone_node): Copy function frequency.
487 * cgraph.h (node_frequency): New enum
488 (struct cgraph_node): Add.
489 * final.c (rest_of_clean_state): Update.
490 * lto-cgraph.c (lto_output_node): Output node frequency.
491 (input_overwrite_node): Input node frequency.
492 * tre-ssa-loop-ivopts (computation_cost): Update.
493 * lto-streamer-out.c (output_function): Do not output function
495 * predict.c (maybe_hot_frequency_p): Update and handle functions
497 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
499 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
500 (compute_function_frequency): Set noreturn functions to be executed
502 (choose_function_section): Update.
503 * lto-streamer-in.c (input_function): Do not input function frequency.
504 * function.c (allocate_struct_function): Do not initialize function
506 * function.h (function_frequency): Remove.
507 (struct function): Remove function frequency.
508 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
509 (try_update): Update.
510 * tree-inline.c (initialize_cfun): Do not update function frequency.
511 * passes.c (pass_init_dump_file): Update.
512 * i386.c (ix86_compute_frame_layout): Update.
513 (ix86_pad_returns): Update.
515 2010-04-26 Jie Zhang <jie@codesourcery.com>
517 PR tree-optimization/43833
518 * tree-vrp.c (range_int_cst_p): New.
519 (range_int_cst_singleton_p): New.
520 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
521 when both operands are constants. Use range_int_cst_p in
524 2010-04-26 Jan Hubicka <jh@suse.cz>
526 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
528 2010-04-26 Richard Guenther <rguenther@suse.de>
531 * gimple.c (gimple_decl_printable_name): Deal gracefully
532 with a NULL DECL_NAME.
534 2010-04-26 Richard Guenther <rguenther@suse.de>
537 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
538 if emitting debug information and it is either a function
541 2010-04-26 Ira Rosen <irar@il.ibm.com>
543 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
544 determine if the statement is vectorizable, and a macro to access it.
545 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
546 Skip statements that can't be vectorized. If the analysis fails,
547 mark the statement as unvectorizable if vectorizing basic block.
548 (vect_compute_data_refs_alignment): Likewise.
549 (vect_verify_datarefs_alignment): Skip statements marked as
550 unvectorizable. Add print.
551 (vect_analyze_group_access): Skip statements that can't be
552 vectorized. If the analysis fails, mark the statement as
553 unvectorizable if vectorizing basic block.
554 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
555 * tree-vect-stmts.c (vectorizable_store): Fix the number of
556 generated stmts for SLP.
557 (new_stmt_vec_info): Initialize the new field.
558 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
559 statements marked as unvectorizable.
561 2010-04-25 Joseph Myers <joseph@codesourcery.com>
563 * c-common.c (flag_isoc1x): New.
564 (flag_isoc99): Update comment.
565 * c-common.h (flag_isoc1x): New.
566 (flag_isoc99): Update comment.
567 * c-cppbuiltin.c (builtin_define_float_constants): Also define
568 __<type>_DECIMAL_DIG__.
569 * c-opts.c (set_std_c1x): New.
570 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
571 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
572 * c.opt (-std=c1x, -std=gnu1x): New options.
573 * doc/cpp.texi: Mention -std=c1x.
574 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
575 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
576 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
577 * doc/standards.texi: Mention C1X.
578 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
579 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
580 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
583 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/gmon-sol2.c (_mcleanup): Change format string
586 placeholder from 0x%x to %#x.
587 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
588 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
589 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
590 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
591 * config/i386/i386.c (ix86_target_string): Ditto.
592 (output_pic_addr_const): Ditto.
593 (print_operand): Ditto.
595 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
597 * combine.c (find_split_point): Add third argument. Use it
598 to find nested multiply-accumulate instructions. Adjust calls.
599 (try_combine): Adjust call to find_split_point.
601 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
603 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
605 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
607 PR tree-optimization/41442
608 * fold-const.c (merge_truthop_with_opposite_arm): New function.
609 (fold_binary_loc): Call it.
611 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
613 * toplev.c (general_init): Set default for fdiagnostics-show-option.
614 * opts.c (common_handle_option): Allow disabling it.
615 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
617 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
619 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
620 between modes if both types are integral.
622 2010-04-23 Richard Guenther <rguenther@suse.de>
624 PR tree-optimization/43572
625 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
627 2010-04-23 Richard Guenther <rguenther@suse.de>
630 * tree-inline.c (tree_can_inline_p): Also check compatibility
633 2010-04-23 Martin Jambor <mjambor@suse.cz>
635 PR tree-optimization/43846
636 * tree-sra.c (struct access): New flag grp_assignment_read.
637 (build_accesses_from_assign): Set grp_assignment_read.
638 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
639 (enum mark_read_status): New type.
640 (analyze_access_subtree): Propagate grp_assignment_read, create
641 accesses also if both direct_read and root->grp_assignment_read.
643 2010-04-23 Martin Jambor <mjambor@suse.cz>
646 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
647 function does not have type attributes.
649 2010-04-23 Richard Guenther <rguenther@suse.de>
652 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
655 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
657 * sese.h (create_if_region_on_edge): Remove.
659 * sese.c (create_if_region_on_edge): Make static.
661 * tree-inline.c: Do not include ggc.h.
663 * expr.c: Do not include ggc.h.
665 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
668 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
671 * config/sh/sh.c (find_barrier): Don't emit a constant pool
672 in the middle of insns for casesi_worker_2.
674 2010-04-22 David Edelsohn <edelsohn@gnu.org>
676 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
678 2010-04-22 Ira Rosen <irar@il.ibm.com>
680 PR tree-optimization/43842
681 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
682 loop unrolling in update of exit phis. Fix comment.
683 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
684 least two reduction statements in the loop before starting SLP
687 2010-04-22 Nick Clifton <nickc@redhat.com>
689 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
691 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
693 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
696 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
698 * tree-parloops.c (loop_parallel_p): New argument
699 parloop_obstack. Pass it down.
700 (parallelize_loops): New variable parloop_obstack. Initialize it,
701 pass it down, free it.
703 * tree-loop-linear.c (linear_transform_loops): Pass down
706 * tree-data-ref.h (lambda_compute_access_matrices): New argument
707 of type struct obstack *.
709 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
710 scratch_obstack. Initialize it, pass down, free it.
712 * lambda.h (lambda_loop_new): Remove.
713 (lambda_matrix_new, lambda_matrix_inverse)
714 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
715 argument of type struct obstack *.
717 * lambda-trans.c (lambda_trans_matrix_new): New argument
718 lambda_obstack. Pass it down, use obstack allocation for ret.
719 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
722 * lambda-mat.c (lambda_matrix_get_column)
723 (lambda_matrix_project_to_null): Remove.
724 (lambda_matrix_new): New argument lambda_obstack. Use obstack
726 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
729 * lambda-code.c (lambda_loop_new): New function.
730 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
731 (lambda_compute_auxillary_space, lambda_compute_target_space)
732 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
733 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
734 (build_access_matrix): New argument lambda_obstack. Use obstack
736 (lambda_compute_step_signs, lambda_compute_access_matrices): New
737 argument lambda_obstack. Pass it down.
739 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
741 * optabs.h (expand_widening_mult): Declare.
743 2010-04-22 Richard Guenther <rguenther@suse.de>
745 PR tree-optimization/43845
746 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
747 lookup the CALL_EXPR function and arguments.
749 2010-04-22 Nick Clifton <nickc@redhat.com>
751 * config/stormy16/stormy16.c
752 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
753 * config/stormy16/stormy16.h: Tidy up formatting.
754 (DONT_USE_BUILTIN_SETJMP): Remove definition.
755 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
756 (ineqbranchsi): Delete pattern.
757 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
758 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
759 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
760 stormy16-lib2-ucmpsi2.c.
762 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
764 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
765 df_simulate_find_noclobber_defs as appropriate. Keep track of an
766 extra set merge_set_noclobber, and use it to relax the final test
768 * df.h (df_simulate_find_noclobber_defs): Declare.
769 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
771 (df_simulate_find_noclobber_defs): New function.
773 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
775 * config/i386/i386.md: Use {} around multi-line preparation statements.
777 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
779 * c-tree.h (push_init_level, pop_init_level, set_init_index)
780 (process_init_element): New argument of type struct obstack *.
782 * c-typeck.c (push_init_level, pop_init_level, set_designator)
783 (set_init_index, set_init_label, set_nonincremental_init)
784 (set_nonincremental_init_from_string, find_init_member)
785 (output_init_element, output_pending_init_elements)
786 (process_init_element): New argument braced_init_obstack. Pass it
788 (push_range_stack, add_pending_init): New argument
789 braced_init_obstack. Use obstack allocation.
791 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
792 braced_init_obstack. Pass it down.
793 (c_parser_braced_init): New variables ret, braced_init_obstack.
794 Initialize obstack, pass it down and finally free it.
796 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
799 * tree-pass.h (pass_optimize_widening_mul): Declare.
800 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
801 gate_optimize_widening_mul): New static functions.
802 (pass_optimize_widening_mul): New.
803 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
804 <case MULT_EXPR>: Remove support for widening multiplies.
805 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
806 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
807 simplify_gen_unary rather than directly building extensions.
808 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
810 * expmed.c (expand_widening_mult): New function.
811 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
813 2010-04-21 Jan Hubicka <jh@suse.cz>
815 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
816 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
817 * lto-wpa-fixup.c: Remove.
818 * Makefile.in (lto-wpa-fixup.o): Remove.
819 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
820 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
821 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
823 2010-04-21 Jan Hubicka <jh@suse.cz>
825 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
826 add write_optimization_summary, read_optimization_summary.
827 (ipa_write_summaries_of_cgraph_node_set): Remove.
828 (ipa_write_optimization_summaries): Declare.
829 (ipa_read_optimization_summaries): Declare.
830 * ipa-cp.c (pass_ipa_cp): Update.
831 * ipa-reference.c (pass_ipa_reference): Update.
832 * ipa-pure-const.c (pass_ipa_pure_const): Update.
833 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
835 * ipa-inline.c (pass_ipa_inline): Update.
836 * ipa.c (pass_ipa_whole_program): Update.
837 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
838 * passes.c (ipa_write_summaries_1): Do not test wpa.
839 (ipa_write_optimization_summaries_1): New.
840 (ipa_write_optimization_summaries): New.
841 (ipa_read_summaries): Do not test ltrans.
842 (ipa_read_optimization_summaries_1): New.
843 (ipa_read_optimization_summaries): New.
845 2010-04-21 Jan Hubicka <jh@suse.cz>
847 * lto-cgraph.c (lto_output_node): Do not output comdat groups
849 (output_cgraph): Do not arrange comdat groups for boundary nodes.
851 2010-04-21 Jakub Jelinek <jakub@redhat.com>
854 * dwarf2out.c (add_name_and_src_coords_attributes): Add
855 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
857 2010-04-21 Jan Hubicka <jh@suse.cz>
859 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
861 2010-04-21 Jan Hubicka <jh@suse.cz>
863 * varpool.c (decide_is_variable_needed): Variable is always needed
866 2010-04-21 Jan Hubicka <jh@suse.cz>
868 * opts.c (decode_options): Enable pure-const pass for whopr.
870 2010-04-21 Jan Hubicka <jh@suse.cz>
872 * cgraph.c (dump_cgraph_node): Dump also assembler name.
873 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
875 (cgraph_decide_inlining): Do not expect callee to be removed in all
878 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
880 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
882 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/i386.md (x86_shrd): Add athlon_decode and
885 amdfam10_decode attributes.
887 2010-04-21 Jakub Jelinek <jakub@redhat.com>
890 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
891 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
892 (lower_copyprivate_clauses): Use private var in outer
893 context instead of original var. Make sure the types
894 are correct for VLAs.
896 2010-04-21 Richard Guenther <rguenther@suse.de>
898 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
899 to non-pointer objects.
901 2010-04-21 Jakub Jelinek <jakub@redhat.com>
903 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
904 last chain entry if it starts with the still current label.
905 (add_location_or_const_value_attribute): Check that
906 loc_list->first->next is NULL instead of comparing ->first with ->last.
907 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
908 to add_var_loc_to_decl.
910 * dwarf2out.c (output_call_frame_info): For dw_cie_version
911 >= 4 add also address size and segment size fields into CIE header.
913 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
914 long as address size is the same as sizeof (void *) and
916 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
917 address size or segment size is unexpected, return DW_EH_PE_omit.
918 (classify_object_over_fdes): If get_cie_encoding returned
919 DW_EH_PE_omit, return -1.
920 (init_object): If classify_object_over_fdes returned -1,
921 pretend there were no FDEs at all.
923 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.md (bswap<mode>2): Macroize expander from
926 bswap{si,di}2 using SWI48 mode iterator.
927 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
928 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
929 set modrm attribute of bswap insn to 0 and remove length attribute.
930 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
931 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
932 set mode attribute to <MODE> and remove length attribute.
934 2010-04-20 James E. Wilson <wilson@codesourcery.com>
936 PR rtl-optimization/43520
937 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
938 zero available registers.
940 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
942 * builtins.c (fold_builtin_cproj): Fold more cases.
944 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
946 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
947 (fold_builtin_1): Fold builtin cproj.
948 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
949 Use ATTR_CONST_NOTHROW_LIST.
951 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
954 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
955 ffsi2_no_cmove for !TARGET_CMOVE.
956 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
957 (ffssi2): Remove expander.
958 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
960 (ctz<mode>2): Ditto from ctz{si,di}2.
961 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
963 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
966 2010-04-20 Jakub Jelinek <jakub@redhat.com>
968 * dwarf2out.c (AT_linkage_name): Define.
969 (clone_as_declaration): Handle DW_AT_linkage_name.
970 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
971 of DW_AT_MIPS_linkage_name.
972 (move_linkage_attr): Likewise.
973 (dwarf2out_finish): Likewise.
975 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
978 * fold-const.c (fold_comparison): New folding rule.
980 2010-04-20 Anatoly Sokolov <aesok@post.ru>
982 * double-int.h (double_int_setbit): Declare.
983 * double-int.c (double_int_setbit): New function.
984 * rtl.h (immed_double_int_const): Declare.
985 * emit-rtl.c (immed_double_int_const): New function.
986 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
987 and immed_double_int_const functions.
988 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
989 expand_copysign_bit): (Ditto.).
990 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
991 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
992 * dojump.c (prefer_and_bit_test): (Ditto.).
993 * expr.c (convert_modes, reduce_to_bit_field_precision,
994 const_vector_from_tree): (Ditto.).
995 * expmed.c (mask_rtx, lshift_value): (Ditto.).
997 2010-04-20 Jan Hubicka <jh@suse.cz>
999 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1000 (dump_cgraph_node): Dump new flags.
1001 * cgraph.h (struct cgraph_node): Add flags
1002 reachable_from_other_partition and in_other_partition.
1003 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1004 other partition can not be removed.
1005 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1006 the other partition must be output; silence sanity checking on
1007 leaking functions bodies from other paritition.
1008 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1009 (lto_output_node): Output new flags; do not sanity check that inline
1010 clones are output; drop lto_forced_extern_inline_p code; do not mock
1011 visibility flags at partition boundaries.
1012 (add_node_to): New function.
1013 (output_cgraph): Use it to sort functions so masters appear before
1015 (input_overwrite_node): Input new flags.
1016 * passes.c (ipa_write_summaries): Do not call
1017 lto_new_extern_inline_states.
1018 * lto-section-out.c (forced_extern_inline,
1019 lto_new_extern_inline_states lto_delete_extern_inline_states,
1020 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1021 * lto-streamer.h (lto_new_extern_inline_states,
1022 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1023 lto_forced_extern_inline_p): Kill.
1025 2010-04-20 Richard Guenther <rguenther@suse.de>
1027 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1028 from vars that can have pointers.
1029 (process_constraint): Dump useless constraints.
1031 2010-04-20 Richard Guenther <rguenther@suse.de>
1033 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1034 (dump_sa_points_to_info): Remove asserts.
1035 (init_base_vars): nothing_id isn't an escape point nor does it
1038 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1040 * tree.h (TYPE_REF_IS_RVALUE): Define.
1041 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1042 should_move_die_to_comdat, prune_unused_types_walk): Handle
1043 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1044 (modified_type_die, gen_reference_type_die): Emit
1045 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1046 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1048 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1051 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1052 calls for -fpic -m31 if they have been sibcall optimized.
1054 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1056 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1057 ar.lc fixed and call-used.
1059 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1061 2010-04-19 Jan Hubicka <jh@suse.cz>
1063 * opts.c (decode_options): Disable whpr incompatible passes.
1064 * lto/lto.c (lto_1_to_1_map): Skip clones.
1065 (read_cgraph_and_symbols): Do not mark everything as needed.
1066 (do_whole_program_analysis): Do map only after optimizing;
1067 set proper cgraph_state; use passmanager.
1069 2010-04-19 DJ Delorie <dj@redhat.com>
1071 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1072 POINTER_PLUS_EXPR and fix them.
1074 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1076 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1077 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1078 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1079 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1080 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1081 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1082 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1083 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1084 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1085 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1086 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1088 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1090 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1091 (check_cond_move_block): Likewise.
1092 (cond_move_process_if_block): Likewise.
1093 (noce_find_if_block): Improve formatting.
1094 (find_if_header): Pass 0 to memset and tweak conditions.
1095 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1097 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1099 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1103 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1104 with non-local decl doesn't need chain.
1106 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1108 * ira-color.c (allocno_reload_assign): Avoid accumulating
1109 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1111 2010-04-19 Martin Jambor <mjambor@suse.cz>
1113 * gimple.h (create_tmp_reg): Declare.
1114 * gimplify.c (create_tmp_reg): New function.
1115 (gimplify_return_expr): Use create_tmp_reg.
1116 (gimplify_omp_atomic): Likewise.
1117 (gimple_regimplify_operands): Likewise.
1118 * tree-dfa.c (make_rename_temp): Likewise.
1119 * tree-predcom.c (predcom_tmp_var): Likewise.
1120 (reassociate_to_the_same_stmt): Likewise.
1121 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1122 (get_replaced_param_substitute): Likewise.
1123 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1124 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1125 * tree-ssa-pre.c (get_representative_for): Likewise.
1126 (create_expression_by_pieces): Likewise.
1127 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1128 (create_tailcall_accumulator): Likewise.
1130 2010-04-19 Martin Jambor <mjambor@suse.cz>
1132 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1134 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1136 2010-04-19 Richard Guenther <rguenther@suse.de>
1138 PR tree-optimization/43796
1139 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1140 from SCEV in the lattice.
1141 (vrp_visit_phi_node): Dump change.
1143 2010-04-19 Richard Guenther <rguenther@suse.de>
1145 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1146 * configure: Re-generated.
1148 2010-04-19 Richard Guenther <rguenther@suse.de>
1150 PR tree-optimization/43783
1151 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1152 constant ARRAY_REF operands two and three if possible.
1154 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1159 2010-04-19 Jie Zhang <jie@codesourcery.com>
1162 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1164 2010-04-19 Ira Rosen <irar@il.ibm.com>
1166 PR tree-optimization/37027
1167 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1168 and macro to access it.
1169 (vectorizable_reduction): Add argument.
1170 (vect_get_slp_defs): Likewise.
1171 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1172 statements for possible use in SLP.
1173 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1174 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1175 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1177 (vectorizable_reduction): Likewise.
1178 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1180 (vectorizable_type_demotion, vectorizable_type_promotion,
1181 vectorizable_store): Likewise.
1182 (vect_analyze_stmt): Update call to vectorizable_reduction.
1183 (vect_transform_stmt): Likewise.
1184 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1185 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1186 from different interleaving chains in same node.
1187 (vect_slp_rearrange_stmts): New function.
1188 (vect_supported_load_permutation_p): Allow load permutations for
1189 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1190 inside SLP nodes if necessary.
1191 (vect_analyze_slp_instance): Handle reductions.
1192 (vect_analyze_slp): Try to build SLP instances originating from groups
1194 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1195 (vect_get_constant_vectors): Create initial vectors for reductions
1196 according to reduction code. Add new argument.
1197 (vect_get_slp_defs): Add new argument, pass it to
1198 vect_get_constant_vectors.
1199 (vect_schedule_slp_instance): Remove SLP tree root statements.
1201 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1203 * tree.h (ENUM_IS_SCOPED): Define.
1204 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1205 for ENUM_IS_SCOPED enums.
1207 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1209 * fold-const.c (fold_comparison): Use ssizetype.
1210 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1211 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1212 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1213 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1215 * tree.h (initialize_sizetypes): Remove parameter.
1216 (build_common_tree_nodes): Remove second parameter.
1217 * stor-layout.c (initialize_sizetypes): Remove parameter.
1218 Always create an unsigned type.
1219 (set_sizetype): Assert that the passed type is unsigned and simplify.
1220 * tree.c (build_common_tree_nodes): Remove second parameter.
1221 Adjust call to initialize_sizetypes.
1222 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1223 build_common_tree_nodes.
1225 2010-04-18 Matthias Klose <doko@ubuntu.com>
1227 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1229 2010-04-18 Ira Rosen <irar@il.ibm.com>
1231 PR tree-optimization/43771
1232 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1233 load permutation doesn't have gaps.
1235 2010-04-18 Jan Hubicka <jh@suse.cz>
1237 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1238 (sse_prologue_save_insn expander): Use new pattern.
1239 (sse_prologue_save_insn1): New pattern and splitter.
1240 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1242 * i386.c (setup_incoming_varargs_64): Do not compute jump
1244 (ix86_gimplify_va_arg): Update alignment needed.
1245 (ix86_local_alignment): Do not align all local arrays to 128bit.
1247 2010-04-17 Jan Hubicka <jh@suse.cz>
1249 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1251 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1253 * arm.md (negdi2): Remove redundant code to force values into a
1256 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1258 * arm/bpabi.S: Add EABI alignment attributes to objects.
1259 * arm/bpabi-v6m.S: Likewise.
1260 * arm/crti.asm: Likewise.
1261 * arm/crtn.asm: Likewise.
1262 * arm/lib1funcs.asm: Likewise.
1263 * arm/libunwind.S: Likewise.
1265 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1267 * arm-protos.h (tune_params): New structure.
1268 * arm.c (current_tune): New variable.
1269 (arm_constant_limit): Delete.
1270 (struct processors): Add pointer to the tune parameters.
1271 (arm_slowmul_tune): New tuning option.
1272 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1273 (all_cores): Adjust to pick up the tuning model.
1274 (arm_constant_limit): New function.
1275 (arm_override_options): Select the appropriate tuning model. Delete
1276 initialization of arm_const_limit.
1277 (arm_split_constant): Use the new constant-limit model.
1278 (arm_rtx_costs): Pick up the current tuning model.
1279 * arm.md (is_strongarm, is_xscale): Delete.
1280 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1281 for Xscale variant architectures.
1282 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1284 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1286 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1288 (arm_rtx_costs_1): Remove unused variable extra_cost.
1289 (arm_unwind_emit_set): Use variable offset.
1290 (thumb1_output_casesi): Remove unused variable flags.
1292 2010-04-16 Jeff Law <law@redhat.com>
1294 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1295 needing assignment rather than doing a two-phase assignment. Remove
1296 unused variable 'm'.
1298 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1301 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1303 2010-04-16 Doug Kwan <dougkwan@google.com>
1305 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1306 (next_operand_entry_id): New static variable.
1307 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1308 (add_to_ops_vec): Assigned unique ID to operand entry.
1309 (struct oecount_s): New field ID.
1310 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1311 (undistribute_ops_list): Assign unique IDs to oecounts.
1312 (init_reassoc): reset next_operand_entry_id.
1314 2010-04-16 Doug Kwan <dougkwan@google.com>
1316 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1317 missing left parenthesis.
1319 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1321 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1322 *btdi_rex64 using SWI48 mode iterator.
1323 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1324 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1325 *jcc_btdi_mask_rex64.
1327 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1329 * double-int.h (tree_to_double_int): Convert to macro.
1330 * double-int.c (tree_to_double_int): Remove.
1332 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1335 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1336 with want_address 2 and in case a single element list might be
1337 possible, call it again with want_address 0.
1339 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1341 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1342 case 'W' print operands for HI mode.
1343 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1344 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1345 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1346 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1348 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1350 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1351 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1352 #xx:3 and #xx:4 mode.
1354 * config/h8300/h8300.md (inverted load with HImode dest): Add
1355 support for H8300SX.
1357 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1358 satisfy 'U' constraint.
1360 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1362 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1363 * configure: Regenerate.
1364 * config.in: Regenerate.
1365 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1368 2010-04-16 Richard Guenther <rguenther@suse.de>
1370 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1371 (struct tree_decl_common): ... here.
1372 (DECL_PT_UID): Adjust.
1373 (SET_DECL_PT_UID): Likewise.
1374 (DECL_PT_UID_SET_P): Likewise.
1376 2010-04-16 Richard Guenther <rguenther@suse.de>
1378 PR tree-optimization/43572
1379 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1380 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1381 * tree-flow.h (is_call_clobbered): Remove.
1382 * tree-flow-inline.h (is_call_clobbered): Likewise.
1383 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1384 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1385 (execute_return_slot_opt): Adjust.
1386 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1387 check for call clobbered vars here.
1388 (find_tail_calls): Move tailcall verification to the
1391 2010-04-16 Diego Novillo <dnovillo@google.com>
1393 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1395 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1398 * config/arm/arm.md (cbranchqi4): New pattern.
1399 * config/arm/predicates.md (const0_operand,
1400 cbranchqi4_comparison_operator): New predicates.
1402 2010-04-16 Richard Guenther <rguenther@suse.de>
1404 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1405 (dump_gimple_stmt): Likewise.
1407 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1409 * recog.h (struct recog_data): New field is_operator.
1410 (struct insn_operand_data): New field is_operator.
1411 * recog.c (extract_insn): Set recog_data.is_operator.
1412 * genoutput.c (output_operand_data): Emit code to set the
1414 * reload.c (find_reloads): Use it rather than testing for an
1415 empty constraint string.
1418 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1419 If the previous insn is a cbranchsi4_insn with the same arguments,
1420 omit the compare instruction.
1422 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1423 register, inputs must be low registers and we need a low register
1424 scratch. Handle alternative 2 like alternative 3.
1426 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1428 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1429 don't call get_addr on both. If one expression is a VALUE and
1430 the other a REG, check VALUE's locs if the REG isn't among them.
1432 2010-04-16 Christian Bruel <christian.bruel@st.com>
1434 * config/sh/sh.h (sh_frame_pointer_required): New function.
1435 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1436 (flag_omit_frame_pointer) Set.
1437 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1438 (rounded_frame_size): Adjust size with outgoing_args_size.
1439 (sh_set_return_address): Must return from stack pointer.
1440 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1441 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1442 (ACCUMULATE_OUTGOING_ARGS): Define.
1443 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1444 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1446 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1449 * config/sh/sh.c (sh_legitimize_reload_address): Use
1450 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1451 Remove a unneeded check for offset_base.
1453 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1455 * configure: Regenerated.
1457 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1459 * config/s390/s390.c (s390_call_save_register_used): Switch back
1460 to HARD_REGNO_NREGS.
1462 2010-04-15 Richard Guenther <rguenther@suse.de>
1464 * alias.c (alias_set_subset_of): Handle alias-set zero
1467 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1468 Julian Brown <julian@codesourcery.com>
1470 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1471 alternatives according to use of high and low regs.
1472 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1473 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1474 optimizing for size on Thumb-2.
1476 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1478 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1480 2010-04-15 Richard Guenther <rguenther@suse.de>
1482 * tree-ssa-structalias.c (struct variable_info): Add
1484 (new_var_info): Initialize it.
1485 (dump_constraints): Support printing last added constraints.
1486 (debug_constraints): Adjust.
1487 (dump_constraint_graph): Likewise.
1488 (make_heapvar_for): Check for NULL cfun.
1489 (get_function_part_constraint): New function.
1490 (get_fi_for_callee): Likewise.
1491 (find_func_aliases): Properly implement IPA PTA constraints.
1492 (process_ipa_clobber): New function.
1493 (find_func_clobbers): Likewise.
1494 (insert_into_field_list_sorted): Remove.
1495 (create_function_info_for): Properly allocate vars for IPA mode.
1496 Do not use insert_into_field_list_sorted.
1497 (create_variable_info_for): Properly generate constraints for
1498 global vars in IPA mode.
1499 (dump_solution_for_var): Always dump the solution.
1500 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1501 (find_what_var_points_to): Adjust.
1502 (pt_solution_set): Change.
1503 (pt_solution_ior_into): New function.
1504 (pt_solution_empty_p): Export.
1505 (pt_solution_includes_global): Adjust.
1506 (pt_solution_includes_1): Likewise.
1507 (pt_solutions_intersect_1): Likewise.
1508 (dump_sa_points_to_info): Check some invariants.
1509 (solve_constraints): Move constraint dumping ...
1510 (compute_points_to_sets): ... here.
1511 (ipa_pta_execute): ... and here.
1512 (compute_may_aliases): Do not re-compute points-to info
1513 locally if IPA info is available.
1514 (ipa_escaped_pt): New global var.
1515 (ipa_pta_execute): Properly implement IPA PTA.
1516 * tree-into-ssa.c (dump_decl_set): Support dumping
1517 decls not in referenced-vars.
1518 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1519 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1520 (dump_points_to_solution): Likewise.
1521 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1522 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1523 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1524 (copy_decl_to_var): Copy DECL_PT_UID.
1525 (copy_result_decl_to_var): Likewise.
1526 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1527 (copy_node_stat): Copy it.
1528 * tree.h (DECL_PT_UID): New macro.
1529 (SET_DECL_PT_UID): Likewise.
1530 (DECL_PT_UID_SET_P): Likewise.
1531 (struct tree_decl_minimal): Add pt_uid member.
1532 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1533 (pt_solution_empty_p): Declare.
1534 (pt_solution_set): Adjust.
1535 (ipa_escaped_pt): Declare.
1536 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1537 * gimple-pretty-print.c (pp_points_to_solution): New function.
1538 (dump_gimple_call): Dump call clobber/use information.
1539 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1540 * tree-pass.h (TDF_ALIAS): New dump option.
1541 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1542 * doc/invoke.texi (-fipa-pta): Update documentation.
1544 2010-04-15 Richard Guenther <rguenther@suse.de>
1546 * Makefile.in (OBJS-common): Add gimple-fold.o.
1547 (gimple-fold.o): New rule.
1548 * tree.h (maybe_fold_offset_to_reference,
1549 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1551 * gimple.h: ... here.
1552 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1553 may_propagate_address_into_dereference): Move prototypes ...
1554 * gimple.h: ... here.
1555 * tree-ssa-ccp.c (get_symbol_constant_value,
1556 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1557 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1558 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1559 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1560 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1561 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1562 gimplify_and_update_call_from_tree): Move ...
1563 * gimple-fold.c: ... here. New file.
1564 (ccp_fold_builtin): Rename to ...
1565 (gimple_fold_builtin): ... this.
1566 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1568 2010-04-15 Richard Guenther <rguenther@suse.de>
1570 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1571 fit_double_type, force_fit_type_double, add_double_with_sign,
1572 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1573 lrotate_double, rrotate_double, div_and_round_double): Move ...
1574 * double-int.c: ... here.
1575 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1576 add_double, neg_double, mul_double_with_sign, mul_double,
1577 lshift_double, rshift_double, lrotate_double, rrotate_double,
1578 div_and_round_double): Move prototypes ...
1579 * double-int.h: ... here.
1581 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1584 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1585 matching constraints to ensure inputs match the output.
1587 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1590 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1591 in an input-only operand.
1593 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1595 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1596 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1597 (double_int_negative_p): Convert to static inline function.
1598 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1599 (double_int_negative_p): Remove.
1600 * tree.h (lshift_double, rshift_double):
1601 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1602 * fold-const.c (fold_convert_const_int_from_real,
1603 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1604 (lshift_double): Change type of arith argument to bool.
1605 (rshift_double): Change type of arith argument to bool. Correct
1607 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1609 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1612 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1613 at the start and end of the then/else blocks, and omit them from the
1615 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1616 argument; all callers changed. Pass zero to old_insns_match_p instead.
1617 (flow_find_head_matching_sequence): New function.
1618 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1619 * basic-block.h (flow_find_cross_jump,
1620 flow_find_head_matching_sequence): Declare functions.
1622 2010-04-14 Jason Merrill <jason@redhat.com>
1625 * c-common.c (attribute_takes_identifier_p): New fn.
1626 * c-common.h: Declare it.
1628 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1632 (*udivmod<mode>4): Ditto.
1634 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1636 * config/i386/i386.md (maxmin_int): Rename code attribute from
1637 maxminiprefix and update all users.
1638 (maxmin_float): Ditto from maxminfprefix.
1639 (logic): Ditto from logicprefix.
1640 (absneg_mnemonic): Ditto from absnegprefix.
1641 * config/i386/mmx.md: Update all users of maxminiprefix,
1642 maxminfprefix and logicprefix for rename.
1643 * config/i386/sse.md: Ditto.
1644 * config/i386/sync.md (sync_<code><mode>): Update for
1647 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1650 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1651 warnings converted to errors.
1653 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1655 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1656 used insn_type variable.
1657 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1658 to avoid set-but-not-used warning.
1660 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1662 * df-core.c (df_ref_debug): Change format string placeholder
1664 * dwarf2asm.c (dw2_asm_output_data_raw,
1665 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1666 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1667 * dwarf2out.c (output_cfi, output_cfi_directive,
1668 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1669 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1671 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1672 * print-rtl.c (print_rtx): Ditto.
1674 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1677 * builtins.c (expand_builtin_pow_root): New function to expand pow
1678 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1679 series of sqrt and cbrt calls under -ffast-math.
1680 (expand_builtin_pow): Call it.
1682 2010-04-14 Michael Matz <matz@suse.de>
1684 PR tree-optimization/42963
1685 * tree-cfg.c (touched_switch_bbs): New static variable.
1686 (group_case_labels_stmt): New function broken out from ...
1687 (group_case_labels): ... here, use the above.
1688 (start_recording_case_labels): Allocate touched_switch_bbs.
1689 (end_recording_case_labels): Deallocate it, call
1690 group_case_labels_stmt.
1691 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1693 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1698 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1700 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1702 2010-04-13 Jan Hubicka <jh@suse.cz>
1704 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1705 of optimized out static functions.
1706 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1707 cost computation. Also sanity check for overflows.
1708 (update_caller_keys): Update cgraph_edge_badness call; properly
1709 update fibheap and sanity check that it is up to date.
1710 (add_new_edges_to_heap): Update cgraph_edge_badness.
1711 (cgraph_decide_inlining_of_small_function): Likewise;
1712 add sanity checking that badness in heap is up to date;
1713 improve dumping of reason; Update badness of calls to the
1714 offline copy of function currently inlined; dump badness
1715 of functions not inlined because of unit growth limits.
1717 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1720 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1721 because of sign-extension change when converting to sizetype here...
1722 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1724 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1725 the folding to constants. Remove redundant final conversion.
1726 (fold_binary) <associate>: Do not associate if the re-association of
1727 constants alone overflows.
1728 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1729 to the end of the list.
1730 (multiple_of_p) <COND_EXPR>: New case.
1732 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1734 * opt-functions.awk (opt_sanitized_name): New.
1736 * optc-gen.awk: Use it
1737 * opth-gen.awk: Use it.
1739 2010-04-13 Martin Jambor <mjambor@suse.cz>
1741 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1742 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1743 children. Call replace_uses_with_default_def_ssa_name to handle
1746 2010-04-13 Michael Matz <matz@suse.de>
1749 * builtins.c (expand_builtin_interclass_mathfn): Also create
1750 a register if the predicate doesn't match.
1752 2010-04-13 Diego Novillo <dnovillo@google.com>
1754 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1755 * c-pch.c: Include timevar.h.
1756 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1757 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1758 * ggc-common.c: Include timevar.h.
1759 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1760 * timevar.def (TV_PCH_SAVE): Define.
1761 (TV_PCH_CPP_SAVE): Define.
1762 (TV_PCH_PTR_REALLOC): Define.
1763 (TV_PCH_PTR_SORT): Define.
1764 (TV_PCH_RESTORE): Define.
1765 (TV_PCH_CPP_RESTORE): Define.
1767 2010-04-13 Michael Matz <matz@suse.de>
1769 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1771 (can_reassociate_p): New function.
1772 (break_up_subtract_bb, reassociate_bb): Use it.
1774 2010-04-13 Richard Guenther <rguenther@suse.de>
1777 * builtins.c (c_readstr): Fix assert.
1779 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1782 when generating cltd insn.
1784 (*ashl<mode>3_1): Remove special handling for register operand 2.
1785 (*ashlsi3_1_zext): Ditto.
1786 (*ashlhi3_1): Ditto.
1787 (*ashlhi3_1_lea): Ditto.
1788 (*ashlqi3_1): Ditto.
1789 (*ashlqi3_1_lea): Ditto.
1790 (*<shiftrt_insn><mode>3_1): Ditto.
1791 (*<shiftrt_insn>si3_1_zext): Ditto.
1792 (*<shiftrt_insn>qi3_1_slp): Ditto.
1793 (*<rotate_insn><mode>3_1): Ditto.
1794 (*<rotate_insn>si3_1_zext): Ditto.
1795 (*<rotate_insn>qi3_1_slp): Ditto.
1797 2010-04-13 Richard Guenther <rguenther@suse.de>
1799 * tree-ssa-structalias.c (callused_id): Remove.
1800 (call_stmt_vars): New.
1801 (get_call_vi): Likewise.
1802 (lookup_call_use_vi): Likewise.
1803 (lookup_call_clobber_vi): Likewise.
1804 (get_call_use_vi): Likewise.
1805 (get_call_clobber_vi): Likewise.
1806 (make_transitive_closure_constraints): Likewise.
1807 (handle_const_call): Adjust to do per-call call-used handling.
1808 (handle_pure_call): Likewise.
1809 (find_what_var_points_to): Remove general callused handling.
1810 (init_base_vars): Likewise.
1811 (init_alias_vars): Initialize call_stmt_vars.
1812 (compute_points_to_sets): Process call-used and call-clobbered
1813 vars for call statements.
1814 (delete_points_to_sets): Free call_stmt_vars.
1816 2010-04-13 Richard Guenther <rguenther@suse.de>
1818 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1819 Only add RW dependence for dependence distance zero.
1820 Adjust maximal vectorization factor according to dependences.
1821 Move alignment handling ...
1822 (vect_find_same_alignment_drs): ... here. New function.
1823 (vect_analyze_data_ref_dependences): Adjust.
1824 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1825 (vect_analyze_data_refs): Adjust minimal vectorization factor
1826 according to data references.
1827 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1828 dependences before determining the vectorization factor.
1829 Analyze alignment after determining the vectorization factor.
1830 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1831 dependences before alignment.
1832 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1834 (vect_analyze_data_refs): Likewise.
1835 (MAX_VECTORIZATION_FACTOR): New define.
1837 2010-04-13 Duncan Sands <baldrick@free.fr>
1839 * except.h (lang_eh_type_covers): Remove.
1840 * except.c (lang_eh_type_covers): Likewise.
1842 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1843 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1845 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1846 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1847 UNITS_PER_LONG where it is ABI relevant.
1848 (s390_return_addr_rtx): Likewise.
1849 (s390_back_chain_rtx): Likewise.
1850 (s390_frame_area): Likewise.
1851 (s390_frame_info): Likewise.
1852 (s390_initial_elimination_offset): Likewise.
1853 (save_gprs): Likewise.
1854 (s390_emit_prologue): Likewise.
1855 (s390_emit_epilogue): Likewise.
1856 (s390_function_arg_advance): Likewise.
1857 (s390_function_arg): Likewise.
1858 (s390_va_start): Likewise.
1859 (s390_gimplify_va_arg): Likewise.
1860 (s390_function_profiler): Likewise.
1861 (s390_optimize_prologue): Likewise.
1862 (s390_rtx_costs): Likewise.
1863 (s390_secondary_reload): Likewise.
1864 (s390_promote_function_mode): Likewise.
1865 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1866 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1867 registers available.
1868 (s390_unwind_word_mode): New function.
1869 (s390_function_value): Split 64 bit values into register pair if
1870 used as return value.
1871 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1872 function call parameters. Handle parallels.
1873 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1874 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1875 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1876 (s390_expand_setmem): Remove unused variable src_addr.
1877 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1878 deal with 64 bit registers.
1879 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1880 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1881 (UNITS_PER_LONG): New macro.
1882 * libjava/include/s390-signal.h: Define extended ucontext
1883 structure containing the upper halfs of the 64 bit registers.
1885 2010-04-13 Simon Baldwin <simonb@google.com>
1887 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1889 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1891 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1892 rvalue on the RHS if the LHS is of a non-renamable type.
1893 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1895 2010-04-13 Matthias Klose <doko@ubuntu.com>
1897 * gcc.c (cc1_options): Handle -iplugindir before processing
1898 the cc1 spec. Only add -iplugindir once.
1899 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1901 * common.opt (iplugindir): Remove `Separate' property, initialize.
1902 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1904 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1905 (distclean): Remove plugin dir.
1906 * doc/invoke.texi: Document -iplugindir.
1908 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1910 * doc/plugins.texi (Loading Plugins): Document short
1911 -fplugin=foo option.
1912 (Plugin API): Mention default_plugin_dir_name function.
1914 * gcc.c (find_file_spec_function): Add new declaration.
1915 (static_spec_func): Use it for "find-file".
1916 (find_file_spec_function): Add new function.
1917 (cc1_options): Add -iplugindir option if -fplugin* options found.
1919 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1921 * plugin.c (add_new_plugin): Updated comment, and handle short
1923 (default_plugin_dir_name): Added new function.
1925 * common.opt (iplugindir): New option to set the plugin directory.
1927 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/i386.md (any_rotate): New code iterator.
1930 (rotate_insn): New code attribute.
1932 (SWIM124): New mode iterator.
1933 (<rotate_insn>ti3): New expander.
1934 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1935 any_rotate code iterator.
1936 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1937 using any_rotate code iterator and SWIM124 mode iterator.
1938 (ix86_rotlti3): New insn_and_split pattern.
1939 (ix86_rotrti3): Ditto.
1940 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1941 ix86_rotl{di,ti}3 patterns.
1942 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1943 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1944 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1945 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1946 code iterator and SWI mode iterator.
1947 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1948 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1950 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1951 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1952 (bswap rotatert splitter): Add splitter.
1953 (bswap splitter): Macroize splitter using any_rotate code iterator.
1954 Add insn predicate to split only for TARGET_USE_XCHGB or when
1955 optimizing function for size.
1957 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1959 * config/pa/pa.c (emit_move_sequence): Remove use of
1960 deleted variable flag_argument_noalias.
1962 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1964 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1966 Add to unsupported targets list.
1967 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1968 sparc*-sun-solaris2.[567]* from target lists.
1969 * configure: Regenerate.
1970 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1972 Remove Solaris 7 patch references.
1973 (Specific, sparc-sun-solaris2.7): Removed.
1974 (sparc-sun-solaris2*): Update Solaris 7 example.
1975 (sparc64-*-solaris2*): Likewise.
1977 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1979 * config.build (alpha*-dec-osf4*): Remove.
1980 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1981 of obsolete configurations.
1982 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1984 * config/alpha/t-osf4: Renamed to ...
1985 * config/alpha/t-osf5: ... this.
1986 * config/alpha/osf.h: Renamed to ...
1987 * config/alpha/osf5.h: ... this.
1988 Merged old osf5.h contents.
1990 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1991 (EXTRA_SPECS): Removed.
1992 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1993 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1996 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1998 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2000 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2003 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2004 __thiscall convention.
2006 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2008 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2010 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2012 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2014 * function.c (assign_parms_initialize_all): Add unused attribute
2017 2010-04-12 Richard Guenther <rguenther@suse.de>
2019 * gsstruct.def (GSS_CALL): New.
2020 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2021 * gimple.h: Include tree-ssa-alias.h.
2022 (struct gimple_statement_call): New.
2023 (union gimple_statement_struct_d): Add gimple_call member.
2024 (gimple_call_reset_alias_info): Declare.
2025 (gimple_call_use_set): New function.
2026 (gimple_call_clobber_set): Likewise.
2027 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2028 * gimple.c (gimple_call_reset_alias_info): New function.
2029 (gimple_build_call_1): Call it.
2030 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2031 * tree-inline.c (remap_gimple_stmt): Likewise.
2032 (expand_call_inline): Remove callused handling.
2033 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2034 * tree-dfa.c (dump_variable): Likewise.
2035 * tree-parloops.c (parallelize_loops): Likewise.
2036 * tree-ssa.c (init_tree_ssa): Likewise.
2037 (delete_tree_ssa): Likewise.
2038 * tree-flow-inline.h (is_call_used): Remove.
2039 * tree-flow.h (struct gimple_df): Remove callused member.
2040 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2041 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2042 (ref_maybe_used_by_call_p_1): Simplify.
2043 (call_may_clobber_ref_p_1): Likewise.
2044 * tree-ssa-structalias.c (compute_points_to_sets): Set
2045 the call stmt used and clobbered sets.
2046 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2047 (find_tail_calls): Verify the tail call.
2049 2010-04-12 Richard Guenther <rguenther@suse.de>
2051 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2052 single-iteration always-inline inlining.
2053 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2054 (cgraph_decide_inlining): Do not handle always-inline specially.
2055 (try_inline): Remove always-inline cycle detection special case.
2056 Do not recurse on always-inlines.
2057 (cgraph_early_inlining): Do not iterate if not optimizing.
2058 (cgraph_gate_early_inlining): remove.
2059 (pass_early_inline): Run unconditionally.
2060 (gate_cgraph_decide_inlining): New function.
2061 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2062 not inlining or optimizing.
2063 (cgraph_decide_inlining_of_small_functions): Also consider
2064 always-inline functions.
2065 (cgraph_default_inline_p): Return true for nodes which should
2066 disregard inline limits.
2067 (estimate_function_body_sizes): Assume zero size and time for
2068 nodes which are marked as disregarding inline limits.
2069 (cgraph_decide_recursive_inlining): Do not perform recursive
2070 inlining on always-inline nodes.
2072 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2075 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2076 for exprs satisfying handled_component_p.
2078 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2080 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2081 non-constant aggregate elements.
2083 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2084 is a real initialization.
2086 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2089 * c-decl.c (start_function): Move forward check for nested function.
2091 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2093 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2094 * config/sh/sh.c: Include reload.h.
2095 (sh_legitimize_reload_address): New.
2096 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2097 sh_legitimize_reload_address.
2099 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2101 * config/sh/sh.md (*movqi_pop): New insn pattern.
2102 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2104 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2106 * config/i386/i386.md (any_shiftrt): New code iterator.
2107 (shiftrt_insn): New code attribute.
2109 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2110 using any_shiftrt code iterator.
2111 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2112 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2113 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2114 pattern from corresponding peephole2 patterns.
2115 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2116 using any_shiftrt code iterator.
2117 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2118 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2119 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2120 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2121 *{ashr,lshr}<mode>3_cmp_zext.
2122 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2124 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2128 (*lshr<mode>3_cconly): Ditto.
2130 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2132 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2133 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2134 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2135 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2137 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2138 from corresponding peephole2 patterns.
2139 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2140 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2141 and *lshrdi3_1_rex64 using SWI mode iterator.
2142 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2143 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2144 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2145 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2146 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2147 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2148 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2149 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2150 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2153 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2156 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2157 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2158 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2160 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2161 from corresponding peephole2 patterns.
2162 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2163 (ashrsi3_cvt): Rename from ashrsi3_31.
2164 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2165 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2166 and x86_64_shift_adj_3 using SWI48 mode iterator.
2167 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2168 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2169 and *ashrdi3_1_rex64 using SWI mode iterator.
2170 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2171 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2172 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2173 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2174 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2175 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2176 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2177 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2178 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2180 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2181 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2182 x86_shift<mode>_adj_3 expanders.
2184 2010-04-10 Wei Guozhi <carrot@google.com>
2187 * config/arm/arm.c (arm_pic_static_addr): New function.
2188 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2190 (arm_output_addr_const_extra): Output expression for new pattern.
2191 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2193 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2195 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2198 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2199 * web.c: Include "insn-config.h" and "recog.h".
2200 (union_match_dups): New function.
2201 (web_main): Call it.
2202 (union_defs): Don't try to recognize match_dups.
2204 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2205 if doing so would replace the entire pattern.
2207 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2212 and splitter pattern. Change splitter operand 1 predicate to
2215 2010-04-09 Martin Jambor <mjambor@suse.cz>
2217 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2218 lattices are addresses of CONST_DECLs with the same initial value.
2219 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2220 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2222 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2223 Bernd Schmidt <bernds@codesourcery.com>
2225 * loop-invariant.c (replace_uses): New static function.
2226 (move_invariant_reg): Use it to ensure we can replace the uses.
2228 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2230 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2232 (picochip_override_options): Enable section anchors only above -O1.
2233 (picochip_reorg): Fixed a couple of build warnings.
2235 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2237 * configure.ac (plugin -rdynamic test): Log result.
2238 * configure: Regenerate.
2239 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2240 (RDYNAMIC_SPEC): Define.
2241 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2243 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2245 * configure.ac: Determine Sun ld version numbers.
2246 (comdat_group): Restrict GNU ld version checks to gld.
2247 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2248 (enable_comdat): Support --enable-comdat.
2249 * configure: Regenerate.
2250 * doc/install.texi (Configuration): Document --enable-comdat.
2252 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2254 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2255 * config/sol2-gld.h: ... here.
2256 * config.gcc (sparc*-*-solaris2*): Reflect this.
2257 (i[34567]86-*-solaris2*): Use it.
2259 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2261 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2263 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2265 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2268 * diagnostic.c (diagnostic_initialize): Initialize
2269 some_warnings_are_errors.
2270 (diagnostic_finish): New.
2271 (diagnostic_action_after_output): Call it before exiting.
2272 (diagnostic_report_diagnostic): Do not print message here. Set
2273 some_warnings_are_errors.
2274 * diagnostic.h (diagnostic_context): Delete
2275 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2276 (diagnostic_finish): Declare.
2277 * toplev.c (toplev_main): Call it before exit.
2279 2010-04-09 Jason Merrill <jason@redhat.com>
2282 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2283 for incomplete type.
2286 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2287 based on a warning flag.
2289 2010-04-09 Richard Guenther <rguenther@suse.de>
2291 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2293 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2296 * varasm.c (default_assemble_visibility): Wrap vars that are
2297 set, but unused, by targets without GAS.
2298 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2299 Remove set, but unused, vars.
2300 (rs6000_legitimize_tls_address): Likewise.
2301 (altivec_expand_dst_builtin): Likewise.
2302 * config/darwin.c (machopic_classify_symbol): Likewise.
2303 (machopic_indirection_name): Likewise.
2305 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.md (DWI): New mode iterator.
2308 (S): New mode attribute.
2309 (shift_operand): Ditto.
2310 (shift_immediate_operand): Ditto.
2311 (ashl_input_operand): Ditto.
2312 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2313 using SDWIM mode iterator.
2314 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2315 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2317 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2318 from corresponding peephole2 patterns.
2319 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2320 and x86_64_shift_adj_1 using SWI48 mode iterator.
2321 (x86_shift<mode>_adj_2): Ditto.
2322 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2323 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2324 using SWI48 mode iterator.
2325 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2326 *ashldi3_cmp_rex64 using SWI mode iterator.
2327 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2328 *ashldi3_cconly_rex64 using SWI mode iterator.
2329 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2330 x86_shift<mode>_adj_{1,2}.
2331 (ix86_split_ashr): Ditto.
2332 (ix86_split_lshr): Ditto.
2334 2010-04-09 Richard Guenther <rguenther@suse.de>
2336 * target.h (builtin_conversion): Pass in input and output types.
2337 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2338 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2339 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2340 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2342 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2344 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2346 2010-04-09 Richard Guenther <rguenther@suse.de>
2349 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2351 2010-04-09 Richard Guenther <rguenther@suse.de>
2353 * tree-vectorizer.h (struct _stmt_vec_info): Document
2354 that vectype is the type of the LHS.
2355 (supportable_widening_operation, supportable_narrowing_operation):
2356 Get both input and output vector types as arguments.
2357 (vect_is_simple_use_1): Declare.
2358 (get_same_sized_vectype): Likewise.
2359 * tree-vect-loop.c (vect_determine_vectorization_factor):
2360 Set STMT_VINFO_VECTYPE to the vector type of the def.
2361 (vectorizable_reduction): Adjust.
2362 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2363 Adjust. Specify the output vector type.
2364 (vect_pattern_recog_1): Adjust.
2365 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2366 (vectorizable_call): Adjust.
2367 (vectorizable_conversion): Likewise.
2368 (vectorizable_operation): Likewise.
2369 (vectorizable_type_demotion): Likewise.
2370 (vectorizable_type_promotion): Likewise.
2371 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2373 (vect_is_simple_use_1): New function.
2374 (supportable_widening_operation): Get both input and output
2376 (supportable_narrowing_operation): Likewise.
2377 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2379 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2381 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2382 __thiscall and _thiscall as predefined macros.
2383 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2384 thiscall attribute handling.
2385 (ix86_comp_type_attributes): Likewise.
2386 (ix86_function_regparm): Likewise.
2387 (ix86_return_pops_args): Likewise.
2388 (init_cumulative_args): Likewise.
2389 (find_drap_reg): Likewise.
2390 (ix86_static_chain): Likewise.
2391 (x86_this_parameter): Likewise.
2392 (x86_output_mi_thunk): Likewise.
2393 (ix86_attribute_table): Add description for thiscall attribute.
2394 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2395 * doc/extend.texi: Add documentation for thiscall.
2397 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2400 * c.opt (Wint-to-pointer-cast): Available in C++.
2401 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2403 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2405 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2406 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2407 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2408 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2409 function type instead. Reorder and simplify checks.
2411 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2413 2010-04-08 Jing Yu <jingyu@google.com>
2414 Zdenek Dvorak <ook@ucw.cz>
2416 PR tree-optimization/42720
2417 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2418 loop unswitch conditions here from ...
2419 (tree_unswitch_single_loop): ... here.
2421 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2423 * tree-if-conv.c: Fix comments and simplify logic.
2425 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2427 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2428 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2429 (main_tree_if_conversion): Update call to tree_if_conversion.
2431 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2434 * doc/invoke.texi (-b,-V): Delete.
2435 * doc/tm.texi: Do not mention -b.
2436 * gcc.c (display_help): Delete -b and -V.
2437 (process_command): Delete -b and -V.
2438 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2440 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2441 Wolfgang Gellerich <gellerich@de.ibm.com>
2443 Implement target hook for loop unrolling
2444 * target.h (loop_unroll_adjust): Add a new target hook function.
2445 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2446 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2447 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2448 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2449 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2451 (decide_unroll_stupid): Likewise.
2453 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2456 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2458 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2461 (Specific, *-*-solaris2*): Likewise.
2462 Don't prefer Sun as over GNU as.
2464 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2466 * config/s390/s390.c (override_options): Adjust the z10
2467 defaults for max-unroll-times, max-completely-peeled-insns
2468 and max-completely-peel-times.
2470 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2472 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2473 instructions for z10.
2474 (s390_expand_setmem): Likewise.
2475 (s390_expand_cmpmem): Likewise.
2477 2010-04-08 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/43679
2480 * tree-ssa-pre.c (eliminate): Only propagate copies.
2482 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2485 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2486 set but not used variable warning.
2488 2010-04-08 Wei Guozhi <carrot@google.com>
2491 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2492 (arm_size_rtx_costs): Call the new function when optimized for size.
2494 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2497 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2498 op0 is not a MEM, just return NULL instead of assertion
2500 (discover_nonconstant_array_refs): Don't walk debug stmts.
2502 2010-04-08 Doug Kwan <dougkwan@google.com>
2504 * configure.ac: Recognize gold and do not use its version number
2505 to test ld features.
2506 * configure: Regenerate.
2508 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2511 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2512 (negate_value): Move code to push elements to broken_up_substracts ...
2513 (eliminate_plus_minus_pair): ... here. Push operands that have no
2514 negative pair to plus_negates.
2515 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2517 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2519 * doc/install.texi (Configuration): Move description of
2520 --enable-lto, --with-libelf*, --enable-gold from Java section to
2523 * doc/generic.texi (Working with declarations)
2524 (Function Properties, C and C++ Trees): Fix typos.
2525 * doc/sourcebuild.texi (Top Level): Likewise.
2527 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2530 * tree.h (DECL_READ_P): Define.
2531 (struct tree_decl_common): Add decl_read_flag.
2532 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2533 a set but not used warning.
2534 (merge_decls): Merge DECL_READ_P flag.
2535 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2536 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2537 * c-common.c (handle_used_attribute, handle_unused_attribute):
2539 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2541 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2543 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2544 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2545 c_parser_binary_expression, c_parser_cast_expression,
2546 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2547 Call default_function_array_read_conversion instead of
2548 default_function_array_conversion where needed.
2549 (c_parser_unary_expression, c_parser_conditional_expression,
2550 c_parser_postfix_expression_after_primary, c_parser_initelt):
2551 Likewise. Call mark_exp_read where needed.
2552 (c_parser_statement_after_labels, c_parser_asm_operands,
2553 c_parser_typeof_specifier, c_parser_sizeof_expression,
2554 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2556 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2558 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2559 (warn_unused_but_set_parameter): Default to warn_unused
2561 * doc/invoke.texi: Document -Wunused-but-set-variable and
2562 -Wunused-but-set-parameter.
2564 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2565 used count variable.
2566 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2567 when operandN variables aren't used in the body of the expander
2569 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2570 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2571 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2572 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2573 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2574 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2575 * tree.c (PROCESS_ARG): Likewise.
2577 2010-04-07 Simon Baldwin <simonb@google.com>
2579 * diagnostic.h (diagnostic_override_option_index): New macro to
2580 set a diagnostic's option_index.
2581 * c-tree.h (c_cpp_error): Add warning reason argument.
2582 * opts.c (_warning_as_error_callback): New.
2583 (register_warning_as_error_callback): Store callback for
2584 warnings enabled via enable_warning_as_error.
2585 (enable_warning_as_error): Call callback, minor code tidy.
2586 * opts.h (register_warning_as_error_callback): Declare.
2587 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2588 response to -Werror=.
2589 (c_common_init_options): Register warning_as_error_callback in opts.c.
2590 * common.opt: Add -Wno-cpp option.
2591 * c-common.c (struct reason_option_codes_t): Map cpp warning
2592 reason codes to gcc option indexes.
2593 * (c_option_controlling_cpp_error): New function, lookup the gcc
2594 option index for a cpp warning reason code.
2595 * (c_cpp_error): Add warning reason argument, call
2596 c_option_controlling_cpp_error for diagnostic_override_option_index.
2597 * doc/invoke.texi: Document -Wno-cpp.
2599 2010-04-07 Richard Guenther <rguenther@suse.de>
2601 * ipa-reference.c (mark_load): Use get_base_address.
2602 (mark_store): Likewise.
2604 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2605 inserting GIMPLE_NOPs into the IL.
2606 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2607 Explicitly strip handled components and indirect references.
2609 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2610 folding address expressions.
2611 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2612 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2613 operand_equal_p to compare decls.
2614 (ptr_deref_may_alias_decl_p): Likewise.
2615 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2616 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2617 Handle reversed comparison ops.
2618 * tree-sra.c (asm_visit_addr): Use get_base_address.
2619 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2620 * ipa-reference.c (mark_address): Use get_base_address.
2622 2010-04-07 Richard Guenther <rguenther@suse.de>
2624 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2625 Propagate constants everywhere.
2627 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2630 * tree.c (MAX_INT_CACHED_PREC): Define.
2631 (nonstandard_integer_type_cache): New array.
2632 (build_nonstandard_integer_type): Cache results for precision
2633 <= MAX_INT_CACHED_PREC.
2635 2010-04-07 Richard Guenther <rguenther@suse.de>
2637 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2638 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2639 * common.opt: Likewise.
2640 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2641 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2642 (nonoverlapping_memrefs_p): Likewise.
2643 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2644 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2645 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2646 OPT_fargument_noalias_global for backward compatibility.
2648 2010-04-07 Richard Guenther <rguenther@suse.de>
2650 PR tree-optimization/43270
2651 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2652 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2653 * tree-ssa-pre.c (phi_translate_1): Adjust.
2654 (fully_constant_expression): Split out vn_reference handling to ...
2655 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2656 Fold reads from constant strings.
2657 (vn_reference_lookup): Handle fully constant references.
2658 (vn_reference_lookup_pieces): Likewise.
2659 * Makefile.in (expmed.o-warn): Add -Wno-error.
2661 2010-04-07 Martin Jambor <mjambor@suse.cz>
2663 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2665 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2668 * gcc.c: Add -static-libstdc++ to list of recognized options.
2670 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2672 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2674 2010-04-07 Richard Guenther <rguenther@suse.de>
2677 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2678 bases build simple mem attributes to retain points-to information.
2680 2010-04-07 Richard Guenther <rguenther@suse.de>
2683 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2684 preserve points-to related information.
2686 2010-04-07 Richard Guenther <rguenther@suse.de>
2689 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2690 discard plain indirect references.
2691 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2692 * tree.c (tree_nop_conversion): Likewise.
2694 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2697 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2699 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2701 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2702 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2704 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2706 * tree-if-conv.c: Fix indentation and comments.
2708 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2710 * tree-if-conv.c: Sort static functions in topological order.
2712 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2714 * tree-if-conv.c: Fix indentation and comments.
2716 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2719 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2720 lang_hooks.types.type_for_size instead of
2721 build_nonstandard_integer_type.
2722 When converting an unsigned type to signed, double its precision.
2723 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2724 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2725 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2728 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2731 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2732 POINTER_PLUS_EXPR for pointer types.
2734 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2737 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2738 * graphite-clast-to-gimple.c: Include langhooks.h.
2739 (max_signed_precision_type): New.
2740 (max_precision_type): Takes two types as arguments.
2741 (precision_for_value): New.
2742 (precision_for_interval): New.
2743 (gcc_type_for_interval): New.
2744 (gcc_type_for_value): New.
2745 (gcc_type_for_clast_term): New.
2746 (gcc_type_for_clast_red): New.
2747 (gcc_type_for_clast_bin): New.
2748 (gcc_type_for_clast_expr): Split up into several functions.
2749 (gcc_type_for_clast_eq): Rewritten.
2750 (compute_bounds_for_level): New.
2751 (compute_type_for_level_1): New.
2752 (compute_type_for_level): New.
2753 (gcc_type_for_cloog_iv): Removed.
2754 (gcc_type_for_iv_of_clast_loop): Rewritten.
2755 (graphite_create_new_loop): Compute the lower and upper bound types
2756 with gcc_type_for_clast_expr.
2757 (graphite_create_new_loop_guard): Same.
2758 (find_cloog_iv_in_expr): Removed.
2759 (compute_cloog_iv_types_1): Removed.
2760 (compute_cloog_iv_types): Removed.
2761 (gloog): Do not call compute_cloog_iv_types.
2762 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2764 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2765 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2766 (GBB_CLOOG_IV_TYPES): Removed.
2768 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2770 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2771 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2772 (detect_commutative_reduction): Same.
2774 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2776 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2777 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2779 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2780 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2781 (rewrite_commutative_reductions_out_of_ssa): Same.
2782 * passes.c (execute_function_todo): Call verify_ssa for every pass
2783 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2784 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2785 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2786 with an extra argument.
2787 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2788 verify_ssa only when the extra argument is true.
2789 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2790 with an extra argument.
2791 (tree_transform_and_unroll_loop): Same.
2793 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2795 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2796 for all the passes of the LNO having LOOP_CLOSED_SSA.
2797 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2798 * tree-loop-distribution.c (pass_loop_distribution): Same.
2799 * tree-pass.h (TODO_verify_loops): Removed.
2800 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2802 (pass_tree_unswitch): Same.
2803 (pass_predcom): Same.
2804 (pass_vectorize): Same.
2805 (pass_linear_transform): Same.
2806 (pass_graphite_transforms): Same.
2807 (pass_iv_canon): Same.
2808 (pass_complete_unroll): Same.
2809 (pass_complete_unrolli): Same.
2810 (pass_parallelize_loops): Same.
2811 (pass_loop_prefetch): Same.
2812 (pass_iv_optimize): Same.
2814 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2817 * passes.c (init_optimization_passes): Move pass_lim before
2818 pass_copy_prop and pass_dce_loop.
2820 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2823 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2824 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2825 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2826 MULTI_* defines for 4 argument vpermil2p* builtins.
2828 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2830 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2831 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2832 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2833 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2834 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2835 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2836 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2837 Use x86_maybe_negate_const_int to output insn mnemonic.
2838 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2839 check from instruction predicate. Update comments.
2840 * config/i386/sync.md (sync_add<mode>): Use
2841 x86_maybe_negate_const_int to output insn mnemonic.
2843 2010-04-06 Jan Hubicka <jh@suse.cz>
2845 PR tree-optimization/42906
2846 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2847 IGNORE_SELF argument. Set visited_control_parents for fully
2849 (find_obviously_necessary_stmts): Update call of
2850 mark_control_dependent_edges_necessary.
2851 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2853 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/i386.md: Remove comment about 'e' and 'E'
2858 2010-04-06 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/43627
2861 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2862 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2865 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2867 * BASE-VER: Change to 4.6.0.
2870 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2873 2010-04-06 Richard Guenther <rguenther@suse.de>
2876 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2878 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2880 * doc/invoke.texi (Optimize Options): Document that LTO
2881 won't remove object access purely due to incompatible
2884 2010-04-04 Matthias Klose <doko@ubuntu.com>
2886 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2887 Initialize variable.
2889 2010-04-03 Richard Guenther <rguenther@suse.de>
2892 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2893 require a non-NULL MEM_OFFSET.
2895 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2897 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2898 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2899 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2900 config/alpha/predicates.md, config/arm/arm.md,
2901 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2902 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2903 config/darwin9.h, config/darwin.c, config/darwin.h,
2904 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2905 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2906 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2907 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2908 config/mips/mips.md, config/mn10300/mn10300.c,
2909 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2910 config/rs6000/aix.h, config/rs6000/dfp.md,
2911 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2912 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2913 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2914 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2915 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2916 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2917 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2918 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2919 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2920 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2921 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2922 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2923 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2924 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2925 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2926 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2927 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2928 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2929 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2930 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2931 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2932 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2933 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2934 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2935 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2936 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2937 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2938 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2939 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2940 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2941 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2942 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2943 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2944 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2945 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2946 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2948 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2951 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2952 * aclocal.m4: Regenerate.
2954 2010-04-02 Richard Guenther <rguenther@suse.de>
2956 PR tree-optimization/43629
2957 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2958 if we have seen a constant value.
2960 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2962 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2964 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2967 * arm.c (legitimize_tls_address): Adjust call to
2968 gen_tls_load_dot_plus_four.
2969 (arm_note_pic_base): New function.
2970 (arm_cannot_copy_insn_p): Use it.
2971 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2974 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2979 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2981 * Makefile.in ($(out_object_file)): Depend on
2982 gt-$(basename $(notdir $(out_file))).h.
2984 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2986 * config.gcc (lm32-*-rtems*): Add t-lm32.
2988 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2990 * config.gcc: Add lm32-*-rtems*.
2991 * config/lm32/rtems.h: New file.
2993 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2996 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2998 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3000 * dwarf2out.c (output_compilation_unit_header): For
3001 -gdwarf-4 use version 4 instead of version 3.
3002 (output_line_info): For version 4 and above emit additional
3003 maximum ops per insn header field.
3004 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3006 * dwarf2out.c (is_c_family, is_java): Remove.
3007 (lower_bound_default): New function.
3008 (add_bound_info, gen_descr_array_type_die): Use it.
3010 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3013 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3014 re-declaration when it happens in a function.
3016 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3018 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3019 (cgraph_remove_function_insertion_hook): Same.
3020 (cgraph_call_function_insertion_hooks): Same.
3022 2010-04-01 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3026 and TREE_THIS_VOLATILE.
3027 (copy_ref_info): Likewise.
3028 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3029 * tree.c (build6_stat): Ignore side-effects of all but arg5
3030 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3033 2010-04-01 Richard Guenther <rguenther@suse.de>
3035 PR tree-optimization/43607
3036 * ipa-type-escape.c (check_call): Do not access non-existing
3039 2010-04-01 Richard Guenther <rguenther@suse.de>
3043 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3044 Jack Howarth <howarth@bromo.med.uc.edu>
3046 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3049 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3051 * doc/install.texi (Prerequisites): Document libelf usability on
3052 IRIX 5/6 and Solaris 2.
3053 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3054 Update GNU as, GNU ld requirements.
3055 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3056 Document Sun Studio compiler download.
3057 Update and simplify as, ld recommendations.
3058 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3060 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3062 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3063 with_tune_32 to pentium4.
3065 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3067 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3069 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3071 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3072 obsoletion, removal.
3074 Document GNU as requirement.
3075 Update configure requirements.
3076 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3077 Recomment IRIX 6.5.18+.
3078 Document IDF/IDL requirement.
3079 Document GNU as requirement.
3080 Document GNU ld bootstrap failure.
3081 Remove freeware.sgi.com reference.
3083 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3085 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3086 UNIX V4.0, V5.0 obsoletion, removal.
3087 Remove --with-gc=simple reference.
3088 Update VM requirements during bootstrap.
3089 Remove -oldas bootstrap description.
3090 Update binutils reference.
3091 Remove comparison failure note.
3093 2010-03-31 Richard Guenther <rguenther@suse.de>
3094 Zdenek Dvorak <ook@ucw.cz>
3095 Sebastian Pop <sebastian.pop@amd.com>
3098 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3099 with multiple arguments.
3100 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3102 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3104 * graphite-dependences.c (print_pddr): Call print_pdr with an
3106 * graphite-poly.c (debug_pdr): Add an extra argument for the
3109 (print_pbb_domain): Same.
3111 (print_scop_context): Same.
3113 (print_cloog): Same.
3114 (debug_pbb_domain): Same.
3118 (debug_scop_context): Same.
3120 (debug_cloog): Same.
3121 (print_scop_params): Same.
3122 (debug_scop_params): Same.
3123 (print_iteration_domain): Same.
3124 (print_iteration_domains): Same.
3125 (debug_iteration_domain): Same.
3126 (debug_iteration_domains): Same.
3127 (print_scattering_function): Same.
3128 (print_scattering_functions): Same.
3129 (debug_scattering_function): Same.
3130 (debug_scattering_functions): Same.
3131 * graphite-poly.h (debug_pdr): Update declaration.
3133 (print_pbb_domain): Same.
3135 (print_scop_context): Same.
3137 (print_cloog): Same.
3138 (debug_pbb_domain): Same.
3142 (debug_scop_context): Same.
3144 (debug_cloog): Same.
3145 (print_scop_params): Same.
3146 (debug_scop_params): Same.
3147 (print_iteration_domain): Same.
3148 (print_iteration_domains): Same.
3149 (debug_iteration_domain): Same.
3150 (debug_iteration_domains): Same.
3151 (print_scattering_function): Same.
3152 (print_scattering_functions): Same.
3153 (debug_scattering_function): Same.
3154 (debug_scattering_functions): Same.
3156 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3158 * graphite-poly.c (print_scattering_function_1): New.
3159 (print_scattering_function): Call it.
3160 (print_scop_params): Remove spaces at the end of lines.
3163 * graphite-poly.h (print_cloog): Declared.
3164 (debug_cloog): Declared.
3166 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3168 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3170 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3171 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3172 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3173 to switch between adding the IV bump in loop->latch or in loop->header.
3175 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3177 * graphite-poly.c (print_scattering_function): Pretty print following
3180 (print_pbb_domain): Same.
3181 (dump_gbb_cases): Same.
3182 (dump_gbb_conditions): Same.
3185 (print_scop_params): Same.
3186 (print_scop_context): Same.
3188 (print_pbb_body): New.
3189 (lst_indent_to): New.
3190 (print_lst): Start new lines with a #.
3191 * graphite-poly.h (pbb_bb): New.
3192 (pbb_index): Use pbb_bb.
3193 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3195 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3197 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3199 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3200 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3201 and 0 instead of 1 for dw_val_class_flag.
3202 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3203 dw_val_class_range_list, dw_val_class_loc_list,
3204 dw_val_class_lineptr and dw_val_class_macptr, use
3205 DW_FORM_flag_present for dw_val_class_flag and
3206 DW_FORM_exprloc for dw_val_class_loc.
3207 (output_die): For -gdwarf-4 print dw_val_class_loc
3208 size as uleb128 instead of 1 or 2 bytes and don't print
3209 anything for dw_val_class_flag.
3211 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3212 instead of cselib_lookup following by tweaking locs->setting_insn.
3215 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3216 even before returning from label, setjmp call or volatile asm
3219 2010-03-31 Richard Guenther <rguenther@suse.de>
3222 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3223 temporary data on stack.
3225 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3227 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3228 (PUSHSECTION_ASM_OP): Remove.
3229 (POPSECTION_ASM_OP): Remove.
3230 (PUSHSECTION_FORMAT): Remove.
3231 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3232 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3233 * config/sol2.c (solaris_output_init_fini): Use it.
3235 2010-03-31 Jie Zhang <jie@codesourcery.com>
3238 * opt-functions.awk (var_type_struct): Use signed char type
3239 for simple variables.
3241 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3243 * config/sol2.c: Include output.h.
3244 (solaris_assemble_visibility): New function.
3245 * config/t-sol2 (sol2.o): Add output.h dependency.
3246 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3247 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3250 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3253 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3254 V2SImode or XFmode on PRE_DEC.
3257 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3260 2010-03-31 Jie Zhang <jie@codesourcery.com>
3263 * reload.h (caller_save_initialized_p): Declare.
3264 * toplev.c (backend_init_target): Don't call
3265 init_caller_save but set caller_save_initialized_p to false.
3266 * caller-save.c (caller_save_initialized_p): Define.
3267 (init_caller_save): Check caller_save_initialized_p.
3268 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3270 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3273 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3274 and soft-fp/t-softfp to tmake_file.
3275 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3276 (LIBGCC2_TF_CEXT): Define.
3279 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3282 * cselib.c (n_useless_values): Document handling of debug locs.
3283 (n_useless_debug_values, n_debug_values): New variables.
3284 (new_elt_loc_list): Don't add to debug values, keep count.
3285 (promote_debug_loc): New.
3286 (cselib_reset_table): Zero new variables.
3287 (entry_and_rtx_equal_p): Promote debug locs.
3288 (discard_useless_locs): Increment n_useless_debug_values for
3290 (remove_useless_values): Adjust n_useless_values and n_debug_values
3291 with n_useless_debug_values.
3292 (add_mem_for_addr): Promote debug locs.
3293 (cselib_lookup_mem): Likewise.
3294 (cselib_lookup_addr): Renamed to...
3295 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3296 (cselib_log_lookup): ... this. Turn into...
3297 (cselib_lookup_addr): ... new wrapper.
3298 (cselib_lookup_from_insn): New.
3299 (cselib_invalidate_regno): Increment n_useless_debug_values for
3301 (cselib_invalidate_mem): Likewise.
3302 (cselib_process_insn): Take n_deleted and n_debug_values into
3303 account to guard remove_useless_value call.
3304 (cselib_finish): Zero n_useless_debug_values.
3305 * cselib.h (cselib_lookup_from_insn): Declare.
3306 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3307 (sched_analyze_2): Likewise.
3309 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3311 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3313 (adjust_mems): Replace narrowing SUBREG of expression containing
3314 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3315 with operations in the narrower mode.
3318 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3319 regs_invalidated_by_call instead all call_used_reg_set registers.
3321 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3324 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3325 pointer comparisons with types_compatible_p.
3326 * tree-vect-stmts.c (vectorizable_call): Same.
3327 (vectorizable_condition): Same.
3329 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3331 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3332 stack check if the mask would be zero.
3334 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3335 Jack Howarth <howarth@bromo.med.uc.edu>
3337 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3340 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3343 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3345 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3346 Include ___unordxf2 and ___unordtf2.
3347 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3350 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3352 * config/lm32/t-lm32: New file.
3353 * config.gcc: Use the above file when targetting lm32.
3355 2010-03-28 Duncan Sands <baldrick@free.fr>
3357 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3359 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3362 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3363 Improve vectorization cost model diagnostic.
3365 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3368 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3369 compute_data_dependences_for_loop returns false, early exit
3370 and output an extra diagnostic for the failed data reference
3373 2010-03-29 Richard Guenther <rguenther@suse.de>
3375 PR tree-optimization/43560
3376 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3377 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3379 2010-03-29 Jie Zhang <jie@codesourcery.com>
3382 * toplev.c (process_options): Set optimization_default_node
3383 and optimization_current_node.
3384 * opts.c (decode_options): Don't set optimization_default_node
3385 and optimization_current_node.
3387 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3389 * config/rtems.h: Abandon -qrtems_debug.
3391 2010-03-28 Jan Hubicka <jh@suse.cz>
3393 PR tree-optimization/43505
3394 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3395 map should not be copied.
3397 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3400 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3401 cdtors, set DECL_PRESERVE_P.
3402 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3405 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3407 PR tree-optimization/43528
3408 * stor-layout.c (place_field): Check that constant fits into
3409 unsigned HWI when skipping calculation of MS bitfield layout.
3411 2010-03-27 Jan Hubicka <jh@suse.cz>
3414 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3415 notice_global_symbol work.
3417 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3419 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3420 instead of dwarf2out_decl.
3421 (struct var_loc_node): Remove section_label field.
3422 (dwarf2out_function_decl): New function.
3423 (dwarf2out_var_location): Don't set section_label field.
3424 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3426 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3428 PR tree-optimization/43544
3429 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3430 First argument for builtin vectorized function hook is now a
3431 tree to be able to distinguish between machine specific and
3433 * targhooks.c (default_builtin_vectorized_function): Ditto.
3434 * targhooks.h (default_builtin_vectorized_function): Ditto.
3435 * target.h (struct gcc_target): Ditto.
3436 * tree-vect-stmts.c (vectorizable_function): Ditto.
3437 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3438 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3441 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3444 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3445 nested binding iff it is a FUNCTION_DECL.
3446 (store_parm_decls_newstyle): Pass nested=true to bind for
3447 FUNCTION_DECLs amongst parameters.
3449 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3451 * var-tracking.c (vt_expand_loc_callback): Don't run
3452 cselib_expand_value_rtx_cb in dummy mode if
3453 cselib_dummy_expand_value_rtx_cb returned false.
3455 * var-tracking.c (emit_note_insn_var_location): For one part
3456 notes with offset 0, don't add EXPR_LIST around the location.
3457 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3458 add_location_or_const_value_attribute): Adjust for that change.
3461 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3462 into first operand and location into second.
3463 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3464 dw_cfi_oprnd_loc for DW_CFA_expression.
3465 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3466 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3467 assume first argument is regnum and second argument is location.
3469 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3472 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3473 of scratch register to DImode. Split to DImode comparison operator.
3474 Use SImode subreg of scratch register in the multiplication.
3475 (*cmp_sadd_sidi): Ditto.
3476 (*cmp_ssub_si): Ditto.
3477 (*cmp_ssub_sidi): Ditto.
3479 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3483 Remove invalid assert and wrong comment.
3485 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3488 * flags.h (final_insns_dump_p): New extern.
3489 * final.c (final_insns_dump_p): New variable.
3490 (rest_of_clean_state): Set it before -fdump-final-insns=
3491 dumping, clear afterwards.
3492 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3493 MEM_ALIAS_SET on MEMs.
3495 2010-03-26 David S. Miller <davem@davemloft.net>
3497 * configure.ac: Fix sparc GOTDATA_OP bug check.
3498 * configure: Rebuild.
3500 2010-03-26 Alan Modra <amodra@gmail.com>
3502 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3504 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3506 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3507 TLS_SECTION_ASM_FLAG.
3509 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3512 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3513 Clear first_function_block_is_cold.
3516 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3517 argument if the argument is truth_value_p.
3519 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3521 * config/rs6000/constraints.md: Update copyright year for my changes.
3524 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3525 used in reg+reg addressing, swap registers.
3527 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3530 * target.h (struct gcc_target): Add code_end hook.
3531 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3533 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3534 * toplev.c (compile_file): Call targetm.asm_out.code_end
3535 hook before unwind info/debug info output.
3536 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3537 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3538 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3539 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3540 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3541 * config/i386/i386.c (ix86_file_end): Renamed to...
3542 (ix86_code_end): ... this. Make static. Don't call
3543 file_end_indicate_exec_stack. Emit unwind info using
3544 final_start_function/final_end_function.
3545 (darwin_x86_file_end): Remove.
3546 (TARGET_ASM_CODE_END): Define.
3547 * config/i386/i386.h (TARGET_ASM_FILE_END,
3548 NEED_INDICATE_EXEC_STACK): Don't define.
3549 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3550 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3551 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3552 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3555 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3556 at the beginning and final_end_function at the end.
3557 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3559 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3561 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3562 and Sun as TLS syntax.
3563 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3564 * configure: Regenerate.
3565 * config.in: Regenerate.
3566 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3567 (default_elf_asm_named_section): Use it.
3568 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3569 (i386_output_dwarf_dtprel): Likewise.
3570 (output_addr_const_extra): Likewise.
3571 (output_pic_addr_const): Lowercase @GOTTPOFF.
3572 (output_addr_const_extra): Likewise.
3573 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3574 (output_addr_const_extra): Likewise.
3575 (output_pic_addr_const): Lowercase @INDNTPOFF.
3576 (output_addr_const_extra): Likewise.
3577 (output_pic_addr_const): Lowercase @NTPOFF.
3578 (output_addr_const_extra): Likewise.
3579 (output_pic_addr_const): Lowercase @TPOFF.
3580 (output_addr_const_extra): Likewise.
3581 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3582 (*tls_global_dynamic_64): Likewise.
3583 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3584 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3586 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3587 (ASM_OUTPUT_TLS_COMMON): Use it.
3588 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3591 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3592 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3593 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3594 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3595 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3596 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3598 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3600 * config/i386/i386.c (override_options): Don't accept
3601 -mtls-dialect=sun any longer.
3602 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3603 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3604 (*tls_local_dynamic_base_32_sun): Likewise.
3605 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3607 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3610 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3611 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3614 * ira.c (adjust_cleared_regs): New function.
3615 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3619 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3621 * expr.c (expand_expr_real): Restore previous
3622 curr_insn_source_location and curr_insn_block after
3623 expand_expr_real_1 call.
3624 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3625 instead of expand_expr_real_1.
3627 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3629 PR rtl-optimization/43413
3630 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3633 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3636 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3637 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3639 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/i386/i386.c (ix86_target_string): Add -mfma.
3642 Fix a typo in comment.
3644 2010-03-22 Mike Stump <mikestump@comcast.net>
3647 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3648 Don't overly align based upon packed packed fields.
3650 2010-03-22 Jason Merrill <jason@redhat.com>
3652 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3653 Use () rather than [], and move before the element type.
3655 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3657 * doc/configfiles.texi (Configuration Files): Removed
3658 fixinc/Makefile*, intl/Makefile.*.
3659 * doc/makefile.texi: Fixed markup. Abstract from version
3660 control system used.
3661 (Makefile): Removed obsolete gcc/java/parse.y example.
3662 * doc/sourcebuild.texi: Likewise.
3663 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3664 libgomp, libssp. Removed fastjar.
3665 (Miscellaneous Docs): Clarify location.
3666 Added COPYING3, COPYING3.LIB.
3667 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3669 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3672 * config/i386/i386.c (x86_function_profiler)
3673 [!NO_PROFILE_COUNTERS]: Fix typo.
3674 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3677 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3678 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3680 * doc/sourcebuild.texi (Test Directives): Split into six
3681 subsections, with most of the current text in new subsections
3682 Directives, Selectors, and Final Actions.
3683 (Directives): Split list of test directives into multiple
3685 (Selectors): Describe use and syntax of selectors.
3686 (Effective-Target Keywords): Describe all existing keywords.
3687 (Add Options): Describe features for dg-add-options.
3688 (Require Support): Describe variants of dg-require-support.
3689 (Final Actions): Describe commands to use in dg-final.
3691 2010-03-22 Michael Matz <matz@suse.de>
3694 * recog.c (validate_replace_rtx_group): Replace also in
3695 REG_EQUAL and REG_EQUIV notes.
3697 2010-03-22 Richard Guenther <rguenther@suse.de>
3699 PR tree-optimization/43390
3700 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3701 sure vector extracts are type correct.
3703 2010-03-22 Richard Guenther <rguenther@suse.de>
3706 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3707 x * sqrt (x) even when optimizing for size if the target
3708 has native support for sqrt.
3710 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3712 * varasm.c (make_decl_rtl_for_debug): Also clear
3713 flag_mudflap for the duration of make_decl_rtl call.
3716 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3717 locs from preserved VALUEs.
3719 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3722 * pa.md (movmemsi): Set align to one if zero.
3723 (movmemdi): Likewise.
3725 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3728 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3729 with their corresponding prologue pushes.
3731 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3734 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3735 at the begining or end.
3736 (spu_expand_epilogue): Likewise.
3738 2010-03-20 Richard Guenther <rguenther@suse.de>
3740 PR rtl-optimization/43438
3741 * combine.c (make_extraction): Properly zero-/sign-extend an
3742 extraction of the low part of a CONST_INT. Also handle
3745 2010-03-19 Mike Stump <mikestump@comcast.net>
3747 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3748 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3749 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3751 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3754 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3757 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3759 PR rtl-optimization/42258
3760 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3761 use that may match DEF.
3764 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3765 the cost of loading the constant rather than assuming
3767 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3768 outer code is AND, do the same tests as the andsi3 expander and
3769 return COSTS_N_INSNS (1) if and is cheap.
3771 * optabs.c (avoid_expensive_constant): Fix formatting.
3773 2010-03-19 Michael Matz <matz@suse.de>
3776 * attribs.c (decl_attributes): When rebuilding a function pointer
3777 type use the same qualifiers as the original pointer type.
3779 2010-03-19 Martin Jambor <mjambor@suse.cz>
3781 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3782 and is_gimple_ip_invariant_address.
3784 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3787 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3789 * config/arm/arm.c (arm_override_options): Turn off
3790 flag_dwarf2_cfi_asm for AAPCS variants.
3792 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3795 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3796 Use PRE_MODIFY instead of PRE_DEC.
3797 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3798 (vfp_emit_fstmd): Likewise.
3800 2010-03-19 Michael Matz <matz@suse.de>
3803 * builtins.c (expand_builtin_interclass_mathfn,
3804 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3807 2010-03-19 Richard Guenther <rguenther@suse.de>
3809 PR tree-optimization/43415
3810 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3811 (phi_translate_1): ... this.
3812 (phi_translate): Move all caching here. Cache all NARY
3813 and REFERENCE translations.
3815 2010-03-19 David S. Miller <davem@davemloft.net>
3817 With help from Eric Botcazou.
3818 * config/sparc/sparc.c: Include dwarf2out.h.
3819 (emit_pic_helper): Delete.
3820 (pic_helper_symbol_name): Delete.
3821 (pic_helper_emitted_p): Delete.
3822 (pic_helper_needed): New.
3823 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3824 (get_pc_thunk_name): New.
3825 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3826 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3827 Set pic_helper_needed to true. Don't call emit_pic_helper.
3828 (sparc_expand_prologue): Update load_pic_register call.
3829 (sparc_output_mi_thunk): Likewise.
3830 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3831 thunk if possible. Output CFI information as needed.
3833 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3834 Jack Howarth <howarth@bromo.med.uc.edu>
3837 * config/i386/i386.h: Fix ABI on darwin x86-32.
3839 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3841 * tree.h: Declare make_decl_rtl_for_debug.
3842 * varasm.c (make_decl_rtl_for_debug): New.
3843 * dwarf2out.c (rtl_for_decl_location): Call it.
3844 * cfgexpand.c (expand_debug_expr): Call it.
3846 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3849 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3853 * var-tracking.c (vt_init_cfa_base): Do nothing if
3854 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3856 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3859 * var-tracking.c (canonicalize_vars_star): New.
3860 (dataflow_post_merge_adjust): Use it.
3862 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3865 * var-tracking.c (non_suitable_const): New function.
3866 (add_uses): For DEBUG_INSNs with constants, don't record any
3867 value, instead just the constant value itself.
3868 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3869 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3870 (emit_notes_in_bb): Likewise.
3871 (emit_note_insn_var_location): For onepart variables if
3872 cur_loc is a VOIDmode constant, use DECL_MODE.
3874 2010-03-18 Martin Jambor <mjambor@suse.cz>
3877 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3878 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3879 all non-clones. Moved call redirection...
3880 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3881 (cgraph_materialize_all_clones): Dispose of all
3882 combined_args_to_skip bitmaps.
3883 (verify_cgraph_node): Do not check for edges pointing to wrong
3884 nodes in inline clones.
3885 * tree-inline.c (copy_bb): Call
3886 cgraph_redirect_edge_call_stmt_to_callee.
3887 * ipa.c (cgraph_remove_unreachable_nodes): Call
3888 cgraph_node_remove_callees even when there are used clones.
3890 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3892 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3894 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3897 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3900 2010-03-18 Michael Matz <matz@suse.de>
3903 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3904 into sqrt(x) if we need to preserve signed zeros.
3906 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3907 Eric Botcazou <ebotcazou@adacore.com>
3909 PR rtl-optimization/43360
3910 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3911 note if we don't know its invariant status.
3913 2010-03-18 Michael Matz <matz@suse.de>
3915 PR tree-optimization/43402
3916 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3917 PHI chains of ssa names registered for update.
3919 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3922 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3923 non-offsettable and pre_modify update addressing.
3924 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3925 and "2" alternatives "#".
3926 (*movdd_softfloat32): Make all alternatives "#";
3927 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3928 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3929 (*movdf_softfloat32): Make all alternatives "#";
3930 (movdi): Use the new DIFD mode iterator to create a common splitter
3931 for movdi, movdf and movdd patterns.
3933 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3935 * common.opt (dumpdir): Remove redundant tab.
3937 2010-03-17 Martin Jambor <mjambor@suse.cz>
3939 PR tree-optimization/43347
3940 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3941 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3943 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3945 PR rtl-optimization/42216
3946 * regrename.c (create_new_chain): New function, broken out from...
3947 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3948 appending a use to an empty chain.
3949 (build_def_use): Remove previous changes that convert OP_INOUT to
3950 OP_OUT operands; instead detect the case where an OP_INOUT operand
3951 uses a previously untracked register and create an empty chain for it.
3953 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3955 * doc/extend.texi (Function Attributes): Rewrite unfinished
3956 sentence in ms_abi documentation.
3958 2010-03-17 Alan Modra <amodra@gmail.com>
3960 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3961 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3962 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3963 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3965 2010-03-16 Richard Henderson <rth@redhat.com>
3968 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3969 (lower_try_finally): Save and restore eh_seq around the expansion
3972 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3974 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3975 statements before splitting block.
3977 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3979 * doc/sourcebuild.texi (Testsuites): Fix markup.
3980 Use pathnames relative to gcc/testsuite.
3981 (Test Directives): Move description of how timeout is determined.
3982 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3983 (C Tests): Correct gcc.misc-tests directory.
3984 Framework tests now live in gcc.test-framework.
3986 2010-03-16 Richard Guenther <rguenther@suse.de>
3989 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3990 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3992 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3993 Alexandre Oliva <aoliva@redhat.com>
3995 PR tree-optimization/42917
3996 * lambda-code.c (remove_iv): Skip debug statements.
3997 (lambda_loopnest_to_gcc_loopnest): Likewise.
3998 (not_interesting_stmt): Debug statements are not interesting.
4000 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4004 * cselib.c (cselib_preserve_constants,
4005 cfa_base_preserved_val): New static variables.
4006 (preserve_only_constants): New function.
4007 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4008 clear its REG_VALUES. If cselib_preserve_constants, don't
4009 empty the whole hash table, but preserve there VALUEs with constants,
4010 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4011 (cselib_preserve_cfa_base_value): New function.
4012 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4013 (cselib_init): Change argument to int bitfield. Set
4014 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4016 (cselib_finish): Clear cselib_preserve_constants and
4017 cfa_base_preserved_val.
4018 * cselib.h (enum cselib_record_what): New enum.
4019 (cselib_init): Change argument to int.
4020 (cselib_preserve_cfa_base_value): New prototype.
4021 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4022 * dse.c (dse_step1): Likewise.
4023 * cfgcleanup.c (thread_jump): Likewise.
4024 * sched-deps.c (sched_analyze): Likewise.
4025 * gcse.c (local_cprop_pass): Likewise.
4026 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4027 If FN is non-NULL, call the callback always and whenever it returns
4028 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4029 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4030 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4031 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4032 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4033 * var-tracking.c: Include recog.h.
4034 (bb_stack_adjust_offset): Remove.
4035 (vt_stack_adjustments): Don't call it, instead just gather the
4036 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4037 (adjust_stack_reference): Remove.
4038 (compute_cfa_pointer): New function.
4039 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4040 (struct adjust_mem_data): New type.
4041 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4043 (get_address_mode): New function.
4044 (replace_expr_with_values): Use it.
4045 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4046 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4047 (adjust_sets): Remove.
4048 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4049 Use get_address_mode.
4050 (get_adjusted_src): Remove.
4051 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4052 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4053 (add_with_sets): Don't call adjust_sets.
4054 (fp_setter, vt_init_cfa_base): New functions.
4055 (vt_initialize): Change return type to bool. Move most of pool etc.
4056 initialization to the beginning of the function from end. Pass
4057 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4058 If !frame_pointer_needed, call vt_stack_adjustment before mos
4059 vector is filled, call vt_init_cfa_base if argp/framep has been
4060 eliminated to sp. If frame_pointer_needed and argp/framep has
4061 been eliminated to hard frame pointer, set
4062 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4063 encountering fp setter in the prologue. For MO_ADJUST, call
4064 log_op_type before pusing the op into mos vector, not afterwards.
4065 Call adjust_insn before cselib_process_insn/add_with_sets,
4066 call cancel_changes (0) afterwards.
4067 (variable_tracking_main_1): Adjust for vt_initialize calling
4068 vt_stack_adjustments and returning whether it succeeded or not.
4070 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4072 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4075 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4077 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4079 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4080 drap_reg has not been set.
4082 2010-03-15 Michael Matz <matz@suse.de>
4085 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4086 use it to expand block copies.
4087 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4088 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4089 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4091 2010-03-15 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/43367
4094 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4097 2010-03-15 Richard Guenther <rguenther@suse.de>
4099 PR tree-optimization/43317
4100 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4102 2010-03-15 Martin Jambor <mjambor@suse.cz>
4104 PR tree-optimization/43141
4105 * tree-sra.c (create_abstract_origin): New function.
4106 (modify_function): Call create_abstract_origin.
4108 2010-03-15 Chris Demetriou <cgd@google.com>
4110 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4113 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4116 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4117 call insert_out_of_ssa_copy for default definitions.
4119 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4121 * graphite-clast-to-gimple.c (my_long_long): Defined.
4122 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4123 * graphite-sese-to-poly.c (my_long_long): Defined.
4124 (scop_ivs_can_be_represented): Use it.
4126 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4128 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4129 graphite-max-bbs-per-function, and loop-block-tile-size.
4130 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4132 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4134 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4136 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4137 forward declaration.
4138 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4139 (add_upper_bounds_from_estimated_nit): New.
4140 (build_loop_iteration_domains): Use it.
4142 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4144 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4146 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4149 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4150 should be an INTEGER_CST. Also handle CASE_CONVERT.
4152 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4154 * graphite.c (graphite_initialize): To bound the number of bbs per
4155 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4156 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4157 * doc/invoke.texi: Document it.
4159 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4161 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4162 * graphite-sese-to-poly.h (build_poly_scop): Same.
4164 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4166 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4167 the number of parameters in the scop. Use as an upper bound
4168 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4169 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4170 * doc/invoke.texi: Document it.
4172 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4174 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4175 * doc/c-tree.texi: Remove.
4176 * doc/generic.texi: Merge c-tree.texi here.
4177 * doc/gccint.texi (Trees): Remove menu entry.
4178 (c-tree.texi): Remove @include.
4179 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4180 * doc/languages.texi (Reading RTL): Ditto.
4182 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4185 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4187 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4190 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4191 code added to work around reload clobbering CONST insns.
4193 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4195 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4196 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4197 (cselib_preserve_only_values): Remove retain argument, don't
4198 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4199 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4200 * var-tracking.c (micro_operation): Move insn field before union.
4201 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4202 (struct variable_tracking_info_def): Remove n_mos field, change
4203 mos into a vector of micro_operations.
4204 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4205 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4206 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4207 changing into a vector.
4208 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4209 come before all other uops generated by add_stores.
4210 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4212 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4213 a vector. Run just one pass over the bbs instead of separate counting
4214 and computation phase.
4215 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4218 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4219 into *nonlocalized_list vector.
4220 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4221 even if origin is non-NULL.
4222 (gen_variable_die): Likewise.
4223 (process_scope_var): Don't change origin.
4224 (gen_decl_die): Likewise.
4225 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4226 before adding new edges instead of after it, fix moving over
4229 2010-03-11 David S. Miller <davem@davemloft.net>
4231 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4233 * configure: Rebuild.
4235 2010-03-11 Martin Jambor <mjambor@suse.cz>
4237 PR tree-optimization/43257
4238 * tree.c (assign_assembler_name_if_neeeded): New function.
4239 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4241 * tree.h (assign_assembler_name_if_neeeded): Declare.
4242 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4243 the function if needed.
4245 2010-03-11 Chris Demetriou <cgd@google.com>
4247 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4248 include/stdint-gcc.h, and include/stdint.h world-readable.
4250 2010-03-11 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/43255
4253 * tree-vrp.c (process_assert_insertions_for): Do not insert
4254 asserts for trivial conditions.
4256 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4258 PR tree-optimization/43280
4259 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4260 generation. Move calculation of size out of the if branch.
4261 (find_bswap): Modify compare number generation.
4263 2010-03-11 Richard Guenther <rguenther@suse.de>
4266 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4267 (input_gimple_stmt): Fixup handled component types during
4268 operand read. Also fix up decls in ADDR_EXPRs.
4270 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4272 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4273 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4275 2010-03-10 Jan Hubicka <jh@suse.cz>
4278 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4279 * varasm.c (get_variable_section): Don't do that here...
4280 (make_decl_rtl): ... and here.
4281 (do_assemble_alias): Produce decl RTL.
4282 (assemble_alias): Likewise.
4284 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4287 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4288 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4290 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4291 (based_loc_descr): Only express drap or vdrap regno based expressions
4292 using DW_OP_fbreg when not optimizing.
4293 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4294 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4295 REG_CFA_SET_VDRAP note.
4297 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4299 PR tree-optimization/43236
4300 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4301 error in calculation of base address in reverse iteration case.
4302 (generate_builtin): Take number of latch executions if the statement
4305 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4308 * tree-eh.c: Include pointer-set.h.
4309 (lower_eh_dispatch): Filter out duplicate case labels and
4310 remove the unneeded edge when the label is unused. Return
4311 true when some edges are removed.
4312 (execute_lower_eh_dispatch): When any lowering resulted in
4313 removing an edge, also delete unreachable blocks.
4315 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4318 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4319 UNSPEC_MACHOPIC_OFFSET.
4321 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4324 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4325 (m68k_delegitimize_address): New function.
4327 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4330 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4333 * var-tracking.c (adjust_sets): New function.
4334 (count_with_sets, add_with_sets): Use it.
4335 (get_adjusted_src): New inline function.
4336 (add_stores): Use it.
4339 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4340 call cselib_dummy_expand_value_rtx_cb instead of
4341 cselib_expand_value_rtx_cb.
4344 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4345 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4346 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4347 and .cfi_endproc around the pic thunks.
4348 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4349 all queued unwind info register saves are saved before the call.
4350 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4351 considered as sp-=4 for unwind info and the pop as sp+=4 which
4352 also clobbers dest, but doesn't actually restore it.
4355 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4356 RTX_FRAME_RELATED_P.
4358 2010-03-09 Jie Zhang <jie@codesourcery.com>
4360 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4361 whitespaces in output template.
4363 2010-03-09 Jie Zhang <jie@codesourcery.com>
4365 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4368 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4370 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4371 builtins.exp in a separate job.
4373 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4375 * graphite-sese-to-poly.c (add_param_constraints): Use
4376 lower_bound_in_type and upper_bound_in_type.
4378 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4380 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4381 instead of unsigned_type_node.
4383 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4384 Reza Yazdani <reza.yazdani@amd.com>
4387 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4388 on pointer type parameters.
4390 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4394 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4395 handle conversions from pointer to integers.
4396 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4397 induction variable, to be able to work with code generated by CLooG.
4398 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4399 (build_poly_scop): Bail out if we cannot codegen a loop.
4401 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4403 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4404 code generation with gloog_error.
4406 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4408 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4409 Call fold_convert on all the returned values.
4410 (expand_scalar_variables_expr): Pass to
4411 expand_scalar_variables_ssa_name the type of the resulting expression.
4413 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4415 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4416 ppl_min_for_le_pointset.
4417 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4418 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4420 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4422 * graphite-dependences.c (map_into_dep_poly): Removed.
4423 (dependence_polyhedron_1): Use combine_context_id_scat.
4425 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4427 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4428 (struct poly_bb): Same.
4429 (combine_context_id_scat): New.
4431 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4434 * sese.c (name_defined_in_loop_p): Return false for default
4437 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4439 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4440 and clean up the logic.
4442 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4444 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4447 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4449 * var-tracking.c (remove_cselib_value_chains): Define only for
4451 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4452 delete_slot_part, emit_notes_for_differences_1): Don't call
4453 remove_cselib_value_chains here.
4454 (set_slot_part, emit_notes_for_differences_2): Don't call
4455 add_cselib_value_chains here.
4456 (preserved_values): New vector.
4457 (preserve_value): New function.
4458 (add_uses, add_stores, vt_add_function_parameters): Use it
4459 instead of cselib_preserve_value.
4460 (changed_values_stack): New vector.
4461 (check_changed_vars_0): New function.
4462 (check_changed_vars_1, check_changed_vars_2): Use it.
4463 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4464 changed_values_stack VALUEs.
4465 (vt_emit_notes): For all preserved_values call
4466 add_cselib_value_chains. If ENABLE_CHECKING call
4467 remove_cselib_value_chains before verifying value_chains is empty.
4468 Initialize and free changed_values_stack.
4469 (vt_initialize): Initialize preserved_values.
4470 (vt_finalize): Free preserved_values.
4472 2010-03-08 Richard Guenther <rguenther@suse.de>
4474 PR tree-optimization/43269
4475 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4478 2010-03-08 Martin Jambor <mjambor@suse.cz>
4480 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4481 (ipa_is_param_called): Removed.
4482 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4483 (ipa_print_node_params): Do not print the called flag.
4484 (ipa_write_node_info): Do not stream the called flag.
4485 (ipa_read_node_info): Likewise.
4487 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4490 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4491 * cselib.c (struct expand_value_data): Add dummy field.
4492 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4494 (cselib_dummy_expand_value_rtx_cb): New function.
4495 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4497 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4498 * var-tracking.c: Include pointer-set.h.
4499 (variable): Change n_var_parts to char from int. Add
4500 cur_loc_changed and in_changed_variables fields.
4501 (variable_canonicalize): Remove.
4502 (shared_var_p): New inline function.
4503 (unshare_variable): Maintain cur_loc_changed and
4504 in_changed_variables fields. If var was in changed_variables,
4505 replace it there with new_var. Just copy cur_loc instead of
4506 resetting it to something else.
4507 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4508 (dataflow_set_union): Don't call variable_canonicalize.
4509 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4510 of their DEBUG_EXPR_TREE_DECLs.
4511 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4512 and in_changed_variables and cur_loc_changed is false.
4513 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4514 and cur_loc_changed. Don't update cur_loc here.
4515 (variable_merge_over_src): Don't call variable_canonicalize.
4516 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4517 removing loc that is equal to cur_loc, clear cur_loc,
4518 set cur_loc_changed and ensure variable_was_changed is called.
4519 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4520 compare pointers in cur_loc check, if it is equal to loc,
4521 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4522 (variable_different_p): Remove compare_current_location argument,
4523 don't compare cur_loc.
4524 (dataflow_set_different_1): Adjust variable_different_p caller.
4525 (variable_was_changed): If dv had some var in changed_variables
4526 already, reset in_changed_variables flag for it and propagate
4527 cur_loc_changed over to the new variable. On empty var
4528 always set cur_loc_changed. Set in_changed_variables on whatever
4529 var is added to changed_variables.
4530 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4531 Use shared_var_p. When removing loc that is equal to cur_loc,
4532 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4533 end, don't set it to something else, just call variable_was_changed.
4534 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4535 loc being removed, clear cur_loc and set cur_loc_changed.
4536 Set cur_loc_changed if all locations have been removed.
4537 (struct expand_loc_callback_data): New type.
4538 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4539 allocated. Always create SUBREGs if simplify_subreg failed.
4540 Prefer to use cur_loc, when that fails and still in
4541 changed_variables (and seen first time) recompute it. Set
4542 cur_loc_changed of variables which had to change cur_loc and
4543 compute elcd->cur_loc_changed if any of the subexpressions used
4544 had to change cur_loc.
4545 (vt_expand_loc): Adjust to pass arguments in
4546 expand_loc_callback_data structure.
4547 (vt_expand_loc_dummy): New function.
4548 (emitted_notes): New variable.
4549 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4550 that weren't used for any other decl in current
4551 emit_notes_for_changes call call vt_expand_loc_dummy to update
4552 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4553 first loc_chain location if NULL before. Always use just
4554 cur_loc instead of first loc_chain location. When cur_loc_changed
4555 is false, when not --enable-checking=rtl just don't emit any note.
4556 When rtl checking, compute the note and assert it is the same
4557 as previous note. Clear cur_loc_changed and in_changed_variables
4558 at the end before removing from changed_variables.
4559 (check_changed_vars_3): New function.
4560 (emit_notes_for_changes): Traverse changed_vars to call
4561 check_changed_vars_3 on each changed var.
4562 (emit_notes_for_differences_1): Clear cur_loc_changed and
4563 in_changed_variables. Recompute cur_loc of new_var.
4564 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4565 (vt_emit_notes): Initialize and destroy emitted_notes.
4567 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4569 PR rtl-optimization/42220
4570 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4571 Use verify_reg_tracked to determine if we should use OP_OUT rather
4573 (build_def_use): If we see an in-out operand for a register that we
4574 know nothing about, treat is an output if possible, fail the block if
4577 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4580 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4583 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4586 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4587 uses of relevant DEFs that are dead outside the loop too.
4589 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4591 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4593 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4595 * var-tracking.c (values_to_unmark): New variable.
4596 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4597 values_to_unmark vector. Moved body to...
4598 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4599 instead queue it into values_to_unmark vector.
4600 (vt_find_locations): Free values_to_unmark vector.
4602 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4604 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4605 (site.exp): Export them when plugins are enabled.
4607 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4610 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4612 (chrec_fold_multiply): Same.
4614 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4617 * c-decl.c (build_compound_literal): Return early if init is
4620 2010-03-04 Martin Jambor <mjambor@suse.cz>
4622 PR tree-optimization/43164
4623 PR tree-optimization/43191
4624 * tree-sra.c (type_consists_of_records_p): Reject records with
4625 zero-size bit-fields at the end.
4627 2010-03-04 Mike Stump <mikestump@comcast.net>
4629 * Makefile.in (TAGS): Remove *.y.
4631 2010-03-04 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/40761
4634 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4636 (my_rev_post_order_compute): New function.
4637 (init_pre): Call it.
4639 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4642 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4643 decrease the cost of an IV candidate when the cost is infinite.
4645 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4647 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4648 Use '3DNow!' for the extension of that name, ensure normal space
4650 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4652 2010-03-03 Jeff Law <law@redhat.com>
4654 * PR middle-end/32693
4655 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4656 than gen_rtx_SUBREG.
4657 (extract_bit_field_1): Likewise.
4659 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4661 * doc/sourcebuild.texi (Test directives): Document that arguments
4662 include-opts and exclude-opts are now optional for dg-skip-if,
4663 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4665 2010-03-03 Jason Merrill <jason@redhat.com>
4668 * cgraph.h (varpool_node): Add extra_name field.
4669 * varpool.c (varpool_extra_name_alias): New.
4670 (varpool_assemble_decl): Emit extra name aliases.
4671 (varpool_mark_needed_node): Look past an extra name alias.
4672 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4673 * lto-streamer-in.c (lto_input_tree): Read it.
4674 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4676 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4678 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4679 (sparc*-*-solaris2*): ...this.
4681 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4684 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4685 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4686 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4687 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4690 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4691 fallthrough to default handling, just with want_address 0 instead of 2.
4692 For single element lists, add_AT_loc directly, otherwise create an
4693 artificial variable DIE and stick location list to it.
4696 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4697 (VAL_EXPR_HAS_REVERSE): Define.
4698 (reverse_op): New function.
4699 (add_stores): For reversible operations add an extra MO_VAL_USE.
4701 2010-03-02 Jason Merrill <jason@redhat.com>
4703 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4705 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4707 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4708 (sparc64-*-linux*): Likewise.
4709 (sparc64-*-solaris2*): Include assembler files before linker ones.
4710 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4711 * config/sparc/gas.h: Delete.
4712 * config/sparc/sol2-64.h: Add copyright notice.
4713 * config/sparc/sol2-gas-bi.h: Likewise.
4714 * config/sparc/sol2-gld.h: Likewise.
4715 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4716 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4717 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4718 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4719 (sparc_elf_asm_named_section): Rename into...
4720 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4722 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4724 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4726 2010-03-02 Jeff Law <law@redhat.com>
4729 * reload1.c (rtx_p, substitute_stack): Declare.
4730 (substitute): Record addresses of changed rtxs.
4731 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4732 Restore the original rtx when complete.
4733 (reload): Free subsitute_stack when complete.
4735 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4737 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4738 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4740 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4741 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4742 Torture Tests): Change from subsection to section.
4744 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4745 Steven Bosscher <steven@gcc.gnu.org>
4747 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4750 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4753 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4754 the assignment from the new induction variable to the assignment
4755 of the value from the original loop PHI function.
4757 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4758 Daniel Jacobowitz <dan@codesourcery.com>
4760 * doc/sourcebuild.texi (Test directives): Clarify options to
4763 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4765 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4766 Disable cfi directives unless GCC and gas agree on using read-only
4767 .eh_frame sections for 64-bit.
4768 * configure: Regenerate.
4770 2010-03-01 Richard Guenther <rguenther@suse.de>
4772 PR tree-optimization/43220
4773 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4774 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4776 2010-03-01 Richard Guenther <rguenther@suse.de>
4777 Martin Jambor <mjambor@suse.cz>
4780 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4781 gimplified parameters.
4783 2010-03-01 Christian Bruel <christian.bruel@st.com>
4785 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4787 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4789 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4791 2010-03-01 Richard Guenther <rguenther@suse.de>
4794 * expr.c (expand_assignment): Use the alias-oracle to tell
4795 if the rhs aliases the result decl.
4797 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4800 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4801 to sol_gt_pch_get_address.
4802 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4803 64-bit, SPARC and x86.
4804 (sol_gt_pch_get_address): New function.
4806 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4808 * toplev.h (inform_n, error_n): Declare.
4809 * diagnostic.c (inform_n, error_n): New function.
4811 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4813 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4814 has no rtl yet when processing local_decls, queue it and recheck
4815 if deferred stack allocation hasn't assigned it rtl.
4817 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4819 * config/sh/sh.c (unspec_bbr_uid): New.
4820 (gen_block_redirect): Use it instead of INSN_UID.
4821 (gen_far_branch): Likewise.
4823 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4825 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4826 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4828 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4830 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4831 (Warning Options): -Wno-conversion-null is valid for
4832 Objective-C++ as well.
4833 * doc/tm.texi (Named Address Spaces): Likewise.
4834 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4835 * doc/tree-ssa.texi (Tree SSA): Likewise.
4837 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4840 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4841 by default. Don't set the default arch for
4842 i[34567]86-*-darwin*|x86_64-*-darwin*.
4844 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4847 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4848 default. Set the default 32bit/64bit archs with $with_arch
4849 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4851 2010-02-27 Richard Guenther <rguenther@suse.de>
4853 PR tree-optimization/43186
4854 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4855 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4856 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4857 unroller iterations.
4859 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4861 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4862 required and i[34567]86-*-* targets don't support 64bit ISA.
4864 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4867 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4870 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4872 * config.gcc: Set the default arch at least to Prescott for
4873 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4874 if SSE math is enabled.
4876 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4878 * diagnostic.c (diagnostic_initialize): Update.
4879 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4881 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4882 (diagnostic_inhibit_notes): New.
4883 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4885 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4888 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4889 * doc/standards.texi: Likewise.
4890 * doc/extend.texi: Likewise.
4891 * doc/trouble.texi: Likewise.
4892 * doc/cppopts.texi: Likewise.
4893 * doc/install.texi: Likewise.
4894 * c.opt (std=c90,std=gnu90): New options.
4895 * c-opts.c (c_common_handle_option): Handle them.
4897 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4900 * c-decl.c (undeclared_variable): Use an informative note.
4902 2010-02-26 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/43186
4905 * gimple.h (gimple_fold): Remove.
4906 * gimple.c (gimple_fold): Remove. Inline into single user ...
4907 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4908 Try harder for conditions.
4910 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4913 * function.c (used_types_insert): Don't skip through named pointer
4914 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4915 and it is different from the main variant's type.
4917 2010-02-26 Nick Clifton <nickc@redhat.com>
4919 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4921 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4923 * config.gcc: Support --with-fpmath=sse for x86.
4925 * config/i386/ssemath.h: New.
4927 * doc/install.texi (--with-fpmath=sse): Documented.
4929 2010-02-26 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/43188
4932 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4933 vector types of over-aligned element type.
4935 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4938 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4939 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4941 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4943 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4945 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4947 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4948 * var-tracking.c: Include diagnostic.h.
4949 (debug_dv): New function.
4950 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4953 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4954 (add_value_chain, add_value_chains, remove_value_chain,
4955 remove_value_chains): Handle DEBUG_EXPRs.
4956 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4959 * regcprop.c (struct queued_debug_insn_change): New type.
4960 (struct value_data_entry): Add debug_insn_changes field.
4961 (struct value_data): Add n_debug_insn_changes field.
4962 (debug_insn_changes_pool): New variable.
4963 (free_debug_insn_changes, apply_debug_insn_changes,
4964 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4965 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4966 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4968 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4970 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4971 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4972 changes, call cprop_find_used_regs via note_stores.
4973 (copyprop_hardreg_forward): When copying vd from predecessor
4974 which has any queued DEBUG_INSN changes, make sure the pointers are
4975 cleared. At the end call df_analyze and then if there are any
4976 DEBUG_INSN changes queued at the end of some basic block for still
4977 live registers, apply them.
4978 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4980 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4982 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4985 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4987 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4988 targets. Set the default with_cpu/with_arch from arch/cpu.
4989 Allow x86-64 and native for with_cpu/with_arch.
4991 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4993 * ebitmap.c: Change calls to verify_popcount with calls to
4994 sbitmap_verify_popcount.
4995 (ebitmap_clear_bit): Fixed map->cacheindex test and
4996 map>cache update when bit clearing results in an empty
4999 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5002 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5003 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5004 and support both V2DF and V2DI modes.
5005 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5006 support both V2DF and V2DI modes.
5007 (general): Delete trailing whitespace from a few patterns.
5009 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5010 V2DF/V2DI interleave high/low builtins.
5012 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5015 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5016 interleave high/low functions.
5018 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5020 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5021 #pragma extern_prefix.
5023 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5026 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5027 BLKmode, assert op0 is a MEM and just adjust its mode.
5030 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5031 if bitpos isn't multiple of mode's bitsize.
5033 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5035 * c.opt (-ftemplate-depth=): New.
5036 (-ftemplate-depth-): Deprecate.
5037 * optc-gen.awk: Handle -ftemplate-depth=.
5038 * opth-gen.awk: Likewise.
5039 * c-opts.c (c_common_handle_option): Likewise.
5040 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5042 2010-02-24 Jason Merrill <jason@redhat.com>
5044 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5046 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5048 * cfg.c (alloc_aux_for_block): Remove inline.
5049 (alloc_aux_for_edge): Likewise.
5051 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5053 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5055 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5057 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5058 * config/i386/sol2-gas.h: New file.
5059 * config.gcc (i[34567]86-*-solaris2*): Use it.
5061 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5064 * c-typeck.c (ep_convert_and_check): New.
5065 (build_conditional_expr): Use it.
5066 (build_binary_op): Likewise.
5068 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5070 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5073 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5074 bounds even for -O+.
5075 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5076 expr needs to have DECL_NAME set.
5078 2010-02-24 Nick Clifton <nickc@redhat.com>
5080 * config/mep/mep.c: Include gimple.h.
5081 (mep_function_uses_sp): Delete unused function.
5082 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5083 parameters. Use unsigned integers to count args. Return a
5084 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5086 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5089 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5090 greater or equal to nelt instead of 2 * nelt.
5091 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5094 2010-02-23 Jason Merrill <jason@redhat.com>
5097 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5098 in cfun->local_decls even if they have register types.
5101 * stor-layout.c (place_field): Don't warn about unnecessary
5102 DECL_PACKED if the type is packed.
5104 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5107 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5108 GOTOFF relocs, even when the base reg isn't pic pointer.
5110 2010-02-23 Michael Matz <matz@suse.de>
5113 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5114 (expand_gimple_basic_block): Generate and use debug temps if there
5115 are debug uses left after the last real use of TERed ssa names.
5116 Unlink debug immediate uses when they are expanded.
5118 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5121 * config/i386/i386.c (override_options): Reorganise to provide
5122 better error messages.
5124 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5127 * graphite-scop-detection.c (create_single_exit_edge): Move
5128 the call to find_single_exit_edge to....
5129 (create_sese_edges): ...here. Don't handle multiple edges
5130 exiting the function.
5131 (build_graphite_scops): Don't handle multiple edges
5132 exiting the function.
5134 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5137 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5138 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5140 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5143 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5145 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5148 * c-typeck.c (convert_arguments): Print declaration location.
5149 * c-common.c (validate_nargs): Rename as
5150 builtin_function_validate_nargs.
5151 (check_builtin_function_arguments): Update.
5153 2010-02-22 Richard Guenther <rguenther@suse.de>
5156 * tree-inline.c (declare_return_variable): Use the type of
5157 the call stmt lhs if available.
5159 2010-02-22 Duncan Sands <baldrick@free.fr>
5161 * passes.c (register_pass): Always consider all pass lists when
5162 ref_pass_instance_number is zero.
5164 2010-02-22 Richard Guenther <rguenther@suse.de>
5166 PR tree-optimization/42749
5167 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5168 parameter. Do arithmetic in the original type.
5169 (update_accumulator_with_ops): Likewise.
5170 (adjust_accumulator_values): Adjust.
5172 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5174 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5175 (QI to BLKmode splitter): New splitter.
5177 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5180 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5182 2010-02-22 Richard Guenther <rguenther@suse.de>
5184 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5186 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5188 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5189 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5190 ($(T)crti.o, $(T)crtn.o): Remove rules.
5192 2010-02-21 Tobias Burnus <burnus@net-b.de>
5195 * doc/invoke.texi (-fassociative-math): Document that this
5196 option is automatically enabled for Fortran.
5198 2010-02-20 David S. Miller <davem@davemloft.net>
5200 * configure.ac: Test if linker and assembler properly support
5201 GOTDATA_OP relocations.
5202 * configure: Rebuild.
5203 * config.in: Likewise.
5204 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5205 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5206 (movsi_high_pic): Likewise.
5207 (movdi_lo_sum_pic): Likewise.
5208 (movdi_high_pic): Likewise.
5209 (movsi_pic_gotdata_op): New pattern.
5210 (movdi_pic_gotdata_op): Likewise.
5211 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5212 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5214 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5217 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5218 attribute to ssemul.
5219 (xop_mulv2div2di3_high): Ditto.
5221 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5224 * c.opt (Wconversion-null): New option.
5225 * doc/invoke.texi (Wconversion-null): Document.
5227 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5229 * common.opt (Wlarger-than-): Add Undocumented.
5231 2010-02-19 Mike Stump <mikestump@comcast.net>
5233 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5235 2010-02-19 Jason Merrill <jason@redhat.com>
5238 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5239 * configure: Likewise.
5241 2010-02-20 Alan Modra <amodra@gmail.com>
5244 * cgraph.h (cgraph_make_decl_local): Declare.
5245 * cgraph.c (cgraph_make_decl_local): New function.
5246 (cgraph_make_node_local): Use it.
5247 * cgraphunit.c (cgraph_function_versioning): Likewise.
5248 * ipa.c (function_and_variable_visibility): Likewise.
5250 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5253 * except.c (sjlj_emit_function_enter): Don't call
5254 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5256 * rtl.h (add_reg_br_prob_note): Remove prototype.
5258 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5261 * c-common.c (conversion_warning): Remove widening conversions
5262 before checking the conversion of integers to reals.
5264 2010-02-19 Mike Stump <mikestump@comcast.net>
5267 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5270 * cgraphunit.c (process_function_and_variable_attributes): Check
5271 DECL_PRESERVE_P instead of looking up attribute "used".
5272 * ipa-pure-const.c (check_decl): Likewise.
5273 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5274 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5275 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5276 instead of attribute "used".
5277 * config/sol2-c.c (solaris_pragma_init): Likewise.
5278 (solaris_pragma_fini): Likewise.
5280 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5282 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5283 Use XCNEW instead of xcalloc.
5284 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5285 XNEW instead of xmalloc.
5286 (get_fields): Use XNEWVEC instead of xmalloc.
5289 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5290 populate vars array.
5291 (create_new_general_access): For debug stmts just reset value.
5292 (get_stmt_accesses): For accesses within debug stmts just record them
5293 using add_access_to_acc_sites instead of preventing the peeling or
5294 counting them as accesses.
5297 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5299 2010-02-19 Richard Guenther <rguenther@suse.de>
5301 PR tree-optimization/42916
5302 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5305 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5307 * configure.ac: Replace all uses of changequote in macro arguments
5308 with proper quoting.
5310 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5313 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5315 2010-02-19 Richard Guenther <rguenther@suse.de>
5317 PR tree-optimization/42944
5318 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5319 test for aliasing with errno.
5321 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5324 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5325 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5326 * dojump.c: Include output.h.
5327 (inv): New inline function.
5328 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5329 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5330 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5331 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5332 argument, pass it down to other calls.
5333 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5334 add REG_BR_PROB note to the conditional jump.
5335 * cfgexpand.c (add_reg_br_prob_note): Removed.
5336 (expand_gimple_cond): Don't call it, add the probability
5337 as last argument to jumpif_1/jumpifnot_1.
5338 * Makefile.in (dojump.o): Depend on output.h.
5339 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5341 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5342 * stmt.c (do_jump_if_equal): Likewise.
5343 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5344 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5345 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5347 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5348 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5349 jumpifnot_1 callers.
5350 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5352 (store_expr): Adjust jumpifnot caller.
5353 (store_constructor): Adjust jumpif caller.
5356 * gimplify.c (gimple_boolify): For __builtin_expect call
5357 gimple_boolify also on its first argument.
5359 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5361 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5363 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5364 * configure: Regenerated.
5366 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5368 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5369 lang_hooks.types_compatible_p instead of comptypes.
5371 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5373 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5374 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5375 if __prefer_thumb__ is defined.
5377 2010-02-18 Martin Jambor <mjambor@suse.cz>
5379 PR tree-optimization/43066
5380 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5381 array with zero-sized element type.
5383 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5385 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5386 rtx, allocate struct var_loc_node here and return it to the
5387 caller, and only if it is actually needed.
5388 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5389 move it earlier and return immediately if it returns NULL.
5391 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5393 * config/sparc/gas.h: New file. Restore
5394 TARGET_ASM_NAMED_SECTION to its ELF default.
5395 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5397 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5398 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5399 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5400 after sparc/sysv4.h.
5402 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5404 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5406 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5408 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5409 patterns from predicated pattern.
5411 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5415 for insn mnemonic suffix.
5417 2010-02-17 Richard Guenther <rguenther@suse.de>
5419 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5422 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5425 * caller-save.c (save_call_clobbered_regs): If BB ends with
5426 a DEBUG_INSN, move any notes in between last real insn and the last
5427 DEBUG_INSN after the last DEBUG_INSN.
5429 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5431 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5432 Fix return type. Fix argument type. Explain meaning of return value.
5434 2010-02-16 Richard Guenther <rguenther@suse.de>
5436 PR tree-optimization/41043
5437 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5438 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5440 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5442 2010-02-16 Ira Rosen <irar@il.ibm.com>
5444 PR tree-optimization/43074
5445 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5446 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5447 vectorizable cycles in hybrid SLP check.
5448 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5450 2010-02-16 Richard Guenther <rguenther@suse.de>
5452 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5453 (true_dependence): If memrefs_conflict_p computes must-alias
5454 trust it. Move TBAA check after offset-based disambiguation.
5455 (canon_true_dependence): Likewise.
5457 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5459 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5460 * doc/invoke.texi: Document it.
5461 * var-tracking.c: Include toplev.h and params.h.
5462 (vt_find_locations): Return bool indicating success. Compute
5463 hash sizes unconditionally. Check new parameter, report.
5464 (variable_tracking_main_1): Check vt_find_locations results and
5465 retry. Renamed from...
5466 (variable_tracking_main): ... this. New wrapper to preserve
5467 flag_var_tracking_assignments.
5468 * Makefile.in (var-tracking.o): Adjust dependencies.
5470 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5471 Jakub Jelinek <jakub@redhat.com>
5474 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5475 if weak_import attribute is present.
5476 * config/darwin.c (machopic_select_section): Likewise.
5478 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5480 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5481 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5482 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5483 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5485 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5488 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5491 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5492 Rewrite text to refer to the names.
5494 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5496 * config/i386/i386-builtin-types.def
5497 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5498 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5499 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5500 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5501 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5502 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5503 IX86_BUILTIN_VPERMIL2PS256.
5504 (MULTI_ARG_4_DF2_DI_I): Defined.
5505 (MULTI_ARG_4_DF2_DI_I1): Defined.
5506 (MULTI_ARG_4_SF2_SI_I): Defined.
5507 (MULTI_ARG_4_SF2_SI_I1): Defined.
5508 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5509 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5510 __builtin_ia32_vpermil2ps256.
5511 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5512 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5513 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5514 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5515 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5516 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5517 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5518 CODE_FOR_xop_vpermil2v8sf3.
5519 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5520 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5521 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5522 (_mm256_permute2_pd): New.
5523 (_mm_permute2_ps): New.
5524 (_mm256_permute2_ps): New.
5526 2010-02-15 Nick Clifton <nickc@redhat.com>
5528 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5529 boolean parameters. Use emit_jump_insn when emitting a pop
5530 instruction containing a return insn.
5531 (push): Use 'true' rather than '1' as second parameter to F.
5532 (h8300_expand_prologue): Likewise.
5533 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5534 (h8300_expand_epilogue): Likewise.
5536 2010-02-15 Richard Guenther <rguenther@suse.de>
5539 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5542 2010-02-15 Nick Clifton <nickc@redhat.com>
5544 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5547 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5549 * intl.c (fake_ngettext): New function.
5550 * intl.h (fake_ngettext): Declare.
5551 (ngettext): Define macro.
5552 * collect2.c (notice_translated): New function.
5553 (main): Use notice_translated and ngettext.
5554 * collect2.h (notice_translated): Declare.
5556 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5558 * reorg.c (delete_computation): Comment fixes.
5559 * caller-save.c (setup_save_areas): Idem.
5560 * sel-sched-dump.c (dump_lv_set): Idem.
5563 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5565 * config/s390/s390.c (s390_sched_init): New function.
5566 (TARGET_SCHED_INIT): Target hook defined.
5568 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5569 Jack Howarth <howarth@bromo.med.uc.edu>
5570 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5573 Partial revert of unintended change in fix for PR41605.
5574 * config/darwin.h: Fix typo.
5575 * config/darwin9.h: Same.
5577 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5579 * c-pch.c (pch_init): Clear v.
5581 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5584 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5585 graphite_can_represent_init for MULT_EXPR.
5587 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5591 * graphite-sese-to-poly.c (remove_phi): New.
5592 (translate_scalar_reduction_to_array): Call remove_phi.
5594 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5597 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5598 * graphite-clast-to-gimple.h (gloog): Update declaration.
5599 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5600 * graphite-poly.h (struct poly_bb): Add missing comments.
5601 (struct scop): Add poly_scop_p field.
5603 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5604 * graphite.c (graphite_transform_loops): Build the polyhedral
5605 representation for each scop before code generation.
5606 * sese.c (rename_variables_in_operand): Removed.
5607 (rename_variables_in_expr): Return the renamed expression.
5608 (rename_sese_parameters): New.
5609 * sese.h (rename_sese_parameters): Declared.
5611 2010-02-11 Richard Guenther <rguenther@suse.de>
5613 PR tree-optimization/42998
5614 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5615 POINTER_PLUS_EXPR properly.
5617 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5618 Changpeng Fang <changpeng.fang@amd.com>
5621 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5622 the cost of an IV candidate when the IV is used in a test against zero.
5624 * gcc.dg/tree-ssa/ivopts-3.c: New.
5626 2010-02-11 Richard Guenther <rguenther@suse.de>
5629 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5630 pointer-vs-decl case by swapping refs. Handle some cases
5631 of pointer-vs-decl disambiguations more conservatively.
5632 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5633 to false after expanding.
5635 2010-02-11 Richard Guenther <rguenther@suse.de>
5638 * gcc.c (process_command): Handle LTO file@offset case more
5641 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5643 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5644 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5646 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5648 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5649 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5650 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5651 Optimize eq/ne comparisons when both arguments are known to be
5653 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5654 Don't mask operands unnecessarily if they are known to be already
5657 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5659 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5662 2010-02-10 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/43017
5665 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5666 for wrapping signed arithmetic.
5668 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5671 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5672 if no debug info should be emitted for it.
5674 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5676 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5677 note when flag_exceptions is set.
5679 2010-02-10 Duncan Sands <baldrick@free.fr>
5681 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5683 2010-02-10 Richard Guenther <rguenther@suse.de>
5686 * tree.c (get_unwidened): Handle constants.
5687 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5689 2010-02-10 Martin Jambor <mjambor@suse.cz>
5692 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5693 check for variable argument counts independently.
5695 2010-02-10 Christian Bruel <christian.bruel@st.com>
5698 * config/sh/sh.c (find_barrier): Increase length for non delayed
5699 conditional branches.
5701 2010-02-10 Christian Bruel <christian.bruel@st.com>
5703 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5705 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5707 * builtins.c (set_builtin_user_assembler_name): Also handle
5708 ffs if int is smaller than word.
5710 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5713 * ira-conflicts.c (get_dup): Remove.
5714 (process_reg_shuffles): Add new parameter. Use it as an
5715 additional guard for copy generation.
5716 (add_insn_allocno_copies): Rewrite.
5718 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5720 * common.opt (fsched2-use-traces): Preserved for backward
5722 * doc/invoke.texi: Remove the documentation about option
5723 -fsched2-use-traces.
5724 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5725 flag_sched2_use_traces.
5726 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5727 the backward compatibility flag section.
5729 2010-02-09 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/43008
5732 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5733 make HEAP variables initialized from global memory if they
5734 are not known builtin functions.
5735 (find_func_aliases): Adjust.
5737 2010-02-09 Richard Guenther <rguenther@suse.de>
5739 PR tree-optimization/43000
5740 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5741 arithmetic manually.
5743 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5745 PR tree-optimization/42931
5746 * tree-loop-linear.c (try_interchange_loops): Don't call
5747 double_int_mul if estimated_loop_iterations failed.
5749 2010-02-08 Martin Jambor <mjambor@suse.cz>
5752 * tree-sra.c (build_accesses_from_assign): Do not mark in
5753 should_scalarize_away_bitmap if stmt has volatile ops.
5754 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5757 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5759 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5761 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5763 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5766 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5769 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5771 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5774 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5775 to unknown_dependence.
5776 (graphite_legal_transform_dr): Handle the unknown_dependence.
5777 (graphite_carried_dependence_level_k): Same.
5779 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5781 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5783 2010-02-07 Richard Guenther <rguenther@suse.de>
5786 * expr.c (get_inner_reference): Always initialize *pbitsize.
5788 2010-02-07 Richard Guenther <rguenther@suse.de>
5791 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5792 new ARRAY_REFs on variable size element or minimal index arrays.
5794 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5795 gimple_fold_indirect_ref.
5797 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5800 * arm.c (arm_override_options): Just return if the user has specified
5801 an invalid fpu name.
5803 2010-02-03 Jason Merrill <jason@redhat.com>
5806 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5807 i386_pe_maybe_record_exported_symbol.
5809 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5812 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5813 (pa_delegitimize_address): New function.
5815 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5817 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5818 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5820 2010-02-05 Richard Guenther <rguenther@suse.de>
5823 * lto-streamer-in.c (get_resolution): Deal with references
5824 to undefined functions.
5826 2010-02-05 Richard Guenther <rguenther@suse.de>
5828 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5829 (fold_const_aggregate_ref): Likewise.
5830 (ccp_fold_stmt): Substitute loads.
5831 (maybe_fold_reference): Verify types before substituting.
5833 (fold_gimple_assign): Unshare properly.
5834 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5836 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5838 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5839 for rs6000_gen_cell_microcode.
5841 2010-02-04 Richard Guenther <rguenther@suse.de>
5843 PR rtl-optimization/42952
5844 * dse.c (const_or_frame_p): Remove MEM handling.
5846 2010-02-04 Nick Clifton <nickc@redhat.com>
5848 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5849 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5850 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5851 (mn10300_asm_output_mi_thunk): New function.
5852 (mn10300_can_output_mu_thunk): New function.
5853 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5854 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5855 (FUNCTION_ARG): Delete incorrect comment.
5857 2010-02-03 Jason Merrill <jason@redhat.com>
5860 * fold-const.c (operand_equal_p): Handle erroneous types.
5862 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5864 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5866 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5868 PR rtl-optimization/42941
5869 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5872 2010-02-03 Jason Merrill <jason@redhat.com>
5875 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5877 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5880 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5881 (cselib_reset_table): Renamed from...
5882 (cselib_reset_table_with_next_value): ... this.
5883 (cselib_get_next_uid): Renamed from...
5884 (cselib_get_next_unknown_value): ... this.
5885 * cselib.c (next_uid): Renamed from...
5886 (next_unknown_value): ... this.
5887 (cselib_clear_table): Adjust.
5888 (cselib_reset_table): Adjust. Renamed from...
5889 (cselib_reset_table_with_next_value): ... this.
5890 (cselib_get_next_uid): Adjust. Renamed from...
5891 (cselib_get_next_unknown_value): ... this.
5892 (get_value_hash): Use hash.
5893 (cselib_hash_rtx): Likewise.
5894 (new_cselib_val): Adjust. Set and dump uid.
5895 (cselib_lookup_mem): Pass next_uid as hash.
5896 (cselib_subst_to_values): Likewise.
5897 (cselib_log_lookup): Dump uid.
5898 (cselib_lookup): Pass next_uid as hash. Adjust.
5899 (cselib_process_insn): Adjust.
5900 (cselib_init): Initialize next_uid.
5901 (cselib_finish): Adjust.
5902 (dump_cselib_table): Likewise.
5903 * dse.c (canon_address): Dump value uid.
5904 * print-rtl.c (print_rtx): Print value uid.
5905 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5907 (dv_uid): New function, sort of renamed from...
5908 (dv_htab_hash): ... this, reimplemented in terms of it and...
5909 (dv_uid2hash): ... this. New.
5910 (variable_htab_eq): Drop excess assertions.
5911 (tie_break_pointers): Removed.
5912 (canon_value_cmp): Compare uids.
5913 (variable_post_merge_New_vals): Print uids.
5914 (vt_add_function_parameters): Adjust.
5915 (vt_initialize): Reset table. Adjust.
5917 2010-02-03 Richard Guenther <rguenther@suse.de>
5919 PR tree-optimization/42944
5920 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5921 (call_may_clobber_ref_p_1): Likewise. Properly handle
5922 malloc and calloc clobbering errno.
5924 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5926 * doc/invoke.texi: Fix name of sched1 dump.
5928 * opts.c (decode_options): Set flag_tree_switch_conversion
5929 only conditionally on optimize >= 2.
5931 * gcse.c: Assorted comment fixes in pass description.
5933 2010-02-03 Anthony Green <green@moxielogic.com>
5935 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5936 nop padding in order to maintain alignment of storage location of
5937 target function address.
5938 (moxie_trampoline_init): Store target function address at newly
5940 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5942 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5944 2010-02-03 Richard Guenther <rguenther@suse.de>
5947 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5949 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5951 * config.gcc: Reenable check for obsolete targets.
5952 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5953 mips-sgi-irix6.[0-4]*.
5955 2010-02-02 Nick Clifton <nickc@redhat.com>
5957 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5958 constant size of 4 as being the same as 0.
5959 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5960 can take values in the range 0..4.
5962 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5965 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5966 as _darwin10_Unwind_FindEnclosingFunction().
5967 * libgcc-libsystem.ver: New.
5969 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5972 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5973 implicitly set registers.
5975 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5977 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5978 (arm_override_options): Allow automatic selection of the thread
5979 pointer register if thumb2.
5980 (legitimize_pic_address): Improve code sequences for Thumb2.
5981 (arm_call_tls_get_addr): Likewise.
5982 (legitimize_tls_address): Likewise.
5983 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5984 (pic_load_addr_32bit): ... this. New named pattern.
5985 * thumb2.md (pic_load_addr_thumb2): Delete.
5986 (pic_load_dot_plus_four): Delete.
5987 (tls_load_dot_plus_four): New named pattern.
5989 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5992 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5993 Document fix for TLS bug.
5995 2010-01-31 Richard Guenther <rguenther@suse.de>
5997 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5998 conservatively correct.
6000 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6004 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6006 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6008 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6010 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6012 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6014 * config.gcc: Adjust order of makefile fragments for mingw targets.
6016 2010-01-31 Richard Guenther <rguenther@suse.de>
6019 * gimplify.c (gimplify_init_constructor): For volatile LHS
6020 initialize a temporary.
6022 2010-01-31 Matthias Klose <doko@ubuntu.com>
6024 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6026 * configure: Regenerate.
6028 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6030 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6031 the same alias set and their sizes different constantness.
6032 (aliasing_component_refs_p): Revert 2009-10-24 change.
6034 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6036 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6039 2010-01-29 Richard Guenther <rguenther@suse.de>
6041 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6042 Assert we successfully updated the call.
6044 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6046 PR rtl-optimization/42889
6047 * df.h (df_set_bb_dirty_nonlr): New prototype.
6048 * df-core.c (df_set_bb_dirty_nonlr): New function.
6049 * df-scan.c (df_insn_rescan): Call it instead of
6050 df_set_bb_dirty for DEBUG_INSNs.
6052 2010-01-29 Richard Guenther <rguenther@suse.de>
6055 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6056 quadratic behavior in most cases.
6058 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6061 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6062 in the call to gen_x86_movsicc_0_m1.
6064 2010-01-28 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/42871
6067 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6069 2010-01-28 Richard Guenther <rguenther@suse.de>
6071 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6072 into call arguments.
6074 2010-01-28 Richard Guenther <rguenther@suse.de>
6077 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6078 the forwarder if the destination is an EH landing pad.
6080 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6082 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6083 block list passed to gimple_duplicate_sese_tail.
6084 (parallelize_loops): Avoid parallelization when the function
6086 Avoid parallelization when the preheader is IRREDUCIBLE.
6087 Try to optimize when estimated_loop_iterations_int is unresolved.
6088 Add the loop's location to the dump file.
6089 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6090 (gimple_duplicate_sese_tail): Remove the check for the latch.
6091 Redirect nexits to the exit block.
6092 Remove handling of the incoming edges to the latch.
6093 Redirect the backedge from the copied latch to the exit bb.
6095 2010-01-28 Michael Matz <matz@suse.de>
6098 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6099 Wrap force_reg into a sequence, emit it before user.
6101 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6103 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6105 (arm_legacy_rev): Likewise.
6106 (thumb_legacy_rev): Likewise.
6108 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6110 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6111 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6112 on MEM's address failed, try avoid_constant_pool_reference and
6113 recurse if it returned something different.
6114 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6115 address, try avoid_constant_pool_reference and recurse if it
6116 returned something different.
6117 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6118 address and avoid_constant_pool_reference returned something
6119 different, don't set have_address.
6121 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6124 * var-tracking.c (val_store): Add modified argument, obey it.
6126 (count_uses): Move down logging of main.
6127 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6128 don't need resolution.
6129 (emit_notes_in_bb): Likewise.
6131 2010-01-27 Richard Guenther <rguenther@suse.de>
6134 * tree-inline.c (remap_decl): Delay remapping of SSA name
6135 default definitions until we need them.
6137 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6139 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6140 (rs6000_delegitimize_address): New function.
6142 * config/s390/s390.c (s390_delegitimize_address): Call
6143 delegitimize_mem_from_attrs.
6146 * tree-inline.c (cannot_copy_type_1): Removed.
6147 (copy_forbidden): Don't forbid copying of functions containing
6148 records/unions with variable length fields.
6150 2010-01-27 Christian Bruel <christian.bruel@st.com>
6154 * config/sh/sh.c (find_barrier): Increase length for non delayed
6155 conditional branches.
6157 2010-01-27 Matthias Klose <doko@ubuntu.com>
6159 * configure.ac (gnu-unique-object): Fix ldd version check.
6160 * configure: Regenerate.
6162 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6164 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6166 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6167 Test for HAVE_GNU_AS value.
6169 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6171 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6172 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6173 INT64_TYPE): Define.
6174 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6175 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6176 INT_LEAST64_TYPE): Define.
6177 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6178 UINT_LEAST64_TYPE): Define.
6179 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6180 INT_FAST64_TYPE): Define.
6181 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6182 UINT_FAST64_TYPE): Define.
6183 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6184 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6185 (SIG_ATOMIC_TYPE): Define.
6187 2010-01-26 Richard Guenther <rguenther@suse.de>
6189 * df-scan.c (df_scan_set_bb_info): Remove assert.
6190 (df_insn_rescan_debug_internal): Merge asserts.
6191 (df_install_ref): Likewise.
6192 (df_mark_reg): Use bitmap_set_range.
6193 (df_hard_reg_used_p): Remove assert.
6194 (df_hard_reg_used_count): Likewise.
6196 2010-01-26 Richard Guenther <rguenther@suse.de>
6198 PR rtl-optimization/42685
6199 * web.c (web_main): Ignore DEBUG_INSNs.
6201 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6203 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6205 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6206 Fix types of fndecl and arglist parameters.
6208 2010-01-26 Richard Guenther <rguenther@suse.de>
6211 * tree-eh.c (unsplit_eh): Skip debug insns.
6213 2010-01-26 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/42250
6216 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6218 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6221 * omp-low.c (expand_omp_sections): Only use single_pred if
6222 l2_bb is single_pred_p.
6224 2010-01-25 Christian Bruel <christian.bruel@st.com>
6227 * config/sh/sh.c (find_barrier): Increase length for non delayed
6228 conditional branches.
6229 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6231 2010-01-24 David S. Miller <davem@davemloft.net>
6233 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6234 define if not using GAS.
6235 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6236 Likewise. Delete SECTION_MERGE code, which is only applicable
6239 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6242 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6243 mangling of va_list in system headers.
6245 2010-01-23 Toon Moene <toon@moene.org>
6247 * tree-predcom.c (combine_chains): Return NULL, not false.
6249 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6251 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6252 initialization of variable res to agree with return type.
6254 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6256 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6257 * tree-sra.c: Add include of expr.h.
6259 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6261 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6262 insert the debug stmt on the single non-EH edge from the stmt.
6264 2010-01-22 Richard Henderson <rth@redhat.com>
6267 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6268 the RHS until after generate_subtree_copies has insertted its
6269 code before the current statement.
6271 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6273 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6275 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6277 2010-01-21 Martin Jambor <mjambor@suse.cz>
6279 PR tree-optimization/42585
6280 * tree-sra.c (struct access): New field grp_total_scalarization.
6281 (dump_access): Dump the new field.
6282 (should_scalarize_away_bitmap): New variable.
6283 (cannot_scalarize_away_bitmap): Likewise.
6284 (sra_initialize): Allocate new bitmaps.
6285 (sra_deinitialize): Free new bitmaps.
6286 (create_access_1): New function.
6287 (create_access): Parts moved to create_access_1.
6288 (type_consists_of_records_p): New function.
6289 (completely_scalarize_record): Likewise.
6290 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6291 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6292 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6294 (analyze_all_variable_accesses): Completely scalarize small eligible
6297 2010-01-21 Martin Jambor <mjambor@suse.cz>
6299 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6301 2010-01-21 Andrew Haley <aph@redhat.com>
6303 * gcc.c (process_command): Move lang_specific_driver before
6304 setting cc_libexec_prefix.
6306 2010-01-21 Richard Guenther <rguenther@suse.de>
6309 * fold-const.c (negate_expr_p): Pretend only negative
6310 real constants are easily negatable.
6312 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6313 Jason Merrill <jason@redhat.com>
6315 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6316 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6317 * calls.c (initialize argument_information): Handle it.
6318 * c-common.c (handle_transparent_union_attribute): Use new name.
6319 * c-decl.c (finish_struct): Ditto.
6320 * c-typeck.c (type_lists_compatible_p): Ditto.
6321 (convert_for_assignment): Use new name and also handle record.
6322 * function.c (aggregate_value_p): Handle it.
6323 (pass_by_reference): Ditto.
6324 (assign_parm_data_types): Ditto.
6325 * print-tree.c (print_node): Ditto.
6326 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6327 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6328 * tree.c (first_field): New fn.
6330 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6333 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6334 even when linking statically, for now.
6336 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6339 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6340 without a cselib val.
6341 (count_uses): Accept MO_VAL_SET with no val on stores.
6342 (add_stores): Likewise.
6344 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6346 * var-tracking.c (check_value_val): Add a compile time assertion.
6347 (dv_is_decl_p): Simplify.
6348 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6349 gcc_assert if ENABLE_CHECKING.
6351 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6354 * var-tracking.c: Include tree-flow.h.
6355 (mem_dies_at_call): New.
6356 (dataflow_set_preserve_mem_locs): Use it.
6357 (dataflow_set_remove_mem_locs): Likewise.
6358 (dump_var): Renamed from dump_variable. Adjust all callers.
6359 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6360 * Makefile.in (var-tracking.o): Adjust deps.
6362 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6364 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6366 2010-01-20 Richard Guenther <rguenther@suse.de>
6368 PR tree-optimization/42717
6369 * tree-ssa-dce.c (get_live_post_dom): Remove.
6370 (forward_edge_to_pdom): Take an arbitrary edge to copy
6371 degenerate PHI args from.
6372 (remove_dead_stmt): Use the first post-dominator even if it
6373 does not contain live statements as redirection destination.
6375 2010-01-20 Richard Guenther <rguenther@suse.de>
6377 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6379 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6381 * sel-sched.c (create_speculation_check): Remove set but not used
6383 (try_transformation_cache): Remove set but not used variable ds.
6384 (calculate_privileged_insns): Remove set but not used variables
6385 cur_insn and min_spec_insn.
6386 (find_best_expr): Remove set but not used variable avail_n.
6387 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6389 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6391 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6392 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6395 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6398 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6399 cpu types. Add support for *-sse3 cpu types.
6400 (x86_64-*-*): Ditto.
6402 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6405 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6406 argument, call initializer_constant_valid_p_1 instead of
6407 initializer_constant_valid_p, pass CACHE to it, return NULL
6408 immediately if first call returns NULL.
6409 (initializer_constant_valid_p_1): New function.
6410 (initializer_constant_valid_p): Use it.
6412 2010-01-20 Thomas Quinot <quinot@adacore.com>
6414 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6416 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6418 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6419 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6420 (loc_list_from_tree): Don't handle unsigned division. Handle
6421 signed modulo using DW_OP_{over,over,div,mul,minus}.
6422 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6423 modulo instead of signed.
6425 2010-01-20 DJ Delorie <dj@redhat.com>
6427 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6429 (h8300_emit_stack_adjustment): Propogate it.
6431 (h8300_expand_prologue): Likewise.
6432 (h8300_expand_epilogue): Likewise.
6434 2010-01-19 Michael Matz <matz@suse.de>
6436 PR tree-optimization/41783
6437 * tree-data-ref.c (toplevel): Include flags.h.
6438 (dump_data_dependence_relation): Also dump the inputs if the
6439 result will be unknown.
6440 (split_constant_offset_1): Look through some conversions.
6441 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6442 the offset from last element is too large.
6443 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6444 (reassociate_to_the_same_stmt): Handle vector registers.
6445 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6447 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6448 wide_prolog_niters argument, emit widening instructions.
6449 (vect_do_peeling_for_alignment): Adjust caller, use widened
6450 variant of the iteration cound.
6451 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6453 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6456 * config/arm/neon-testgen.m (emit_automatics): New parameter
6457 features. Adjust for Fixed_return_reg feature.
6458 (test_intrinsic): Call emit_automatics with new feature.
6459 * config/arm/neon.ml: Update copyright years.
6460 (features): New Fixed_return_reg feature.
6461 (ops): Update feature for Vget_low.
6463 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6465 PR tree-optimization/42719
6466 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6470 * fwprop.c (all_uses_available_at): Return false if def_set dest
6471 is a REG that is used in def_insn.
6473 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6475 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6477 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6480 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6482 * target.h (struct gcc_target) <secondary_reload>: Change type
6483 of last argument to secondary_reload_info *.
6485 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6488 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6489 memory references with unaligned offsets. Remove CQImode handling.
6490 (unaligned_memory_operand): Return 1 for memory references with
6491 unaligned offsets. Remove CQImode handling.
6493 2010-01-18 Richard Guenther <rguenther@suse.de>
6496 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6499 2010-01-18 Richard Guenther <rguenther@suse.de>
6501 PR tree-optimization/42781
6502 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6503 restrict processing only if the original variable was artificial.
6505 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6507 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6508 find number of popped argument bytes.
6510 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6511 Fix the text that describes the return value for invalid insns.
6513 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6515 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6516 Clarify what 'cost of the -dependence' is. Fix quoting.
6518 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6519 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6521 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6523 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6524 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6526 2010-01-17 Richard Guenther <rguenther@suse.de>
6529 * function.c (split_complex_args): Take a VEC to modify.
6530 (assign_parms_augmented_arg_list): Build a VEC instead of
6531 a chain of PARM_DECLs.
6532 (assign_parms_unsplit_complex): Take a VEC of arguments.
6533 Do not fixup unmodified parms.
6534 (assign_parms): Deal with the VEC.
6535 (gimplify_parameters): Likewise.
6537 2010-01-17 Richard Guenther <rguenther@suse.de>
6539 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6540 node existence check.
6541 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6542 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6543 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6544 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6545 (gimple_execute_on_growing_pred): Likewise.
6547 2010-01-17 Richard Guenther <rguenther@suse.de>
6549 PR tree-optimization/42773
6550 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6551 (compute_antic_aux): Likewise.
6552 (compute_partial_antic_aux): Likewise.
6554 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6557 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6560 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6562 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6565 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6566 Fix markup for strict argument.
6568 (TARGET_SCHED_REORDER2): Fix argument types.
6570 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6571 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6573 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6574 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6576 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6579 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6580 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6581 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6582 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6583 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6585 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6587 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6589 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6590 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6592 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6594 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6597 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6599 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6600 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6602 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6604 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6606 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6607 referring to it. Fix language.
6609 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6611 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6613 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6615 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6617 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6618 '@var{stream}. Remove stray 'and'.
6620 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6622 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6624 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6626 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6627 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6629 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6630 Fix description of return value.
6631 Rename argument "sz" to "len."
6633 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6634 Clarify meaning of 'true' return value.
6636 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6638 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6639 rep_mode versus mode_rep.
6641 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6643 (TARGET_BUILTIN_DECL): Fix name.
6645 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6647 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6649 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6651 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6653 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6655 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6658 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6659 Rename argument tm_fn to md_fn.
6661 (TARGET_OPTION_PRINT): Fix argument list.
6663 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6666 * config/i386/i386.c (ix86_fixup_binary_operands):
6667 Revert FMA4 fixup of operands.
6669 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6672 * Makefile.in (write_entries_to_file, install-plugin):
6673 Use \012 instead of \n with tr.
6675 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6677 * configure.ac (HAVE_AS_REF): New C macro.
6678 * configure: Regenerate.
6679 * config.in: Likewise.
6680 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6682 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6685 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6687 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6689 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6691 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6693 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6695 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6697 (TARGET_BINDS_LOCAL_P): Fix argument type.
6699 (TARGET_ASM_FILE_END): Use prototype.
6701 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6703 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6705 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6707 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6709 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6710 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6712 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6713 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6715 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6716 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6717 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6718 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6720 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6722 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6724 (TARGET_INIT_BUILTINS): Use prototype.
6726 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6727 Put 'const char *' in braces. Fix parameter types.
6728 (TARGET_INVALID_CONVERSION): Fix parameter types.
6729 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6730 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6732 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6735 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6737 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6739 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6741 * doc/tm.texi (TARGET_HELP): Fix return type.
6743 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6744 in braces. Fix argument types.
6746 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6748 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6750 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6752 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6753 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6755 (TARGET_MANGLE_TYPE): Fix argument types.
6757 (TARGET_IRA_COVER_CLASSES): Use prototype.
6759 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6761 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6763 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6765 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6767 (TARGET_CALLEE_COPIES): Fix argument types.
6769 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6771 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6773 (TARGET_FUNCTION_VALUE): Fix argument types.
6775 (TARGET_RETURN_IN_MSB): Fix argument type.
6777 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6779 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6781 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6783 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6784 agree with return type.
6786 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6788 2010-01-15 Jing Yu <jingyu@google.com>
6790 PR rtl-optimization/42691
6791 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6792 a pseudo to a constant and are merged, and adjust comments.
6794 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6796 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6798 2010-01-15 Richard Guenther <rguenther@suse.de>
6801 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6802 labels of computed or non-local gotos to the destination.
6803 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6804 landing pad label is the first label.
6806 2010-01-15 Richard Guenther <rguenther@suse.de>
6808 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6810 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6813 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6814 to allow generation of the xssqrtdp instruction on power7.
6815 (sqrtdf2_fpr): Ditto.
6817 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6820 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6821 functions with noreturn attribute.
6824 * varasm.c (declare_weak): Add weak attribute to decl if it
6825 doesn't have one already.
6826 (assemble_external): Only add decls to weak_decls if they also
6827 have weak attribute.
6829 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6831 * var-tracking.c (var_reg_delete): Don't delete the association
6832 between REGs and values or one-part variables if the register
6835 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6838 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6839 because its first operand is a non-localized variable.
6841 2010-01-14 Martin Jambor <mjambor@suse.cz>
6843 PR tree-optimization/42706
6844 * tree-sra.c (encountered_recursive_call): New variable.
6845 (encountered_unchangable_recursive_call): Likewise.
6846 (sra_initialize): Initialize both new variables.
6847 (callsite_has_enough_arguments_p): New function.
6848 (scan_function): Call decl and flags check only for IPA-SRA, check
6849 whether there is a recursive call and whether it has enough arguments.
6850 (all_callers_have_enough_arguments_p): New function.
6851 (convert_callers): Look for recursive calls only when
6852 encountered_recursive_call is set.
6853 (ipa_early_sra): Bail out either if
6854 !all_callers_have_enough_arguments_p or
6855 encountered_unchangable_recursive_call.
6857 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6859 * sel-sched.c: Add 2010 to copyright years.
6860 * sel-sched-ir.c: Likewise.
6861 * sel-sched-ir.h: Likewise.
6863 2010-01-14 Martin Jambor <mjambor@suse.cz>
6865 PR tree-optimization/42714
6866 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6867 constructors specially.
6869 2010-01-14 Andi Kleen <ak@linux.intel.com>
6871 * config/i386/drivers-i386.c (detect_caches_intel):
6872 Add l2sizekb parameter and fill in.
6873 (host_detect_local_cpu): Add l2sizekb, fill in.
6874 Add Atom small cache heuristic.
6876 2010-01-14 Andi Kleen <ak@linux.intel.com>
6878 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6879 Add level3 parameter and fill in.
6880 (detect_caches_intel): Handle level3 cache.
6882 2010-01-14 Andi Kleen <ak@linux.intel.com>
6884 * config/i386/drivers-i386.c (host_detect_local_cpu):
6885 Fix core duo detection.
6887 2010-01-14 Andi Kleen <ak@linux.intel.com>
6889 * config/i386/drivers-i386.c (host_detect_local_cpu):
6892 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6894 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6895 (rs6000_variable_issue_1): this. Use...
6896 (rs6000_variable_issue): here. Reimplement. Print debug info.
6898 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6900 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6901 sel_restore_notes. Update all callers. Call reemit_notes
6904 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6906 PR rtl-optimization/42246
6907 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6910 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6912 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6913 all successors is the same as number of successors in current region.
6915 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6917 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6918 to rename is not separable. Otherwise check that its LHS is not NULL.
6920 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6922 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6924 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6926 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6927 available registers when failed to discover LHS register class.
6928 Fix indentation. Update comment.
6930 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6931 Alexander Monakov <amonakov@ispras.ru>
6933 PR rtl-optimization/42389
6934 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6936 (advance_state_on_fence): Likewise.
6937 (sel_target_adjust_priority): Print debug output only when
6938 sched_verbose >= 4, not 2.
6939 (get_expr_cost): Do not issue all unique insns on the next cycle.
6940 (fill_insns): Initialize can_issue_more from the value saved
6942 * sel-sched-ir.c (flist_add): New parameter issue_more.
6943 Init FENCE_ISSUE_MORE with it.
6944 (merge_fences): Likewise.
6945 (init_fences): Update call to flist_add.
6946 (add_to_fences, add_clean_fence_to_fences)
6947 (add_dirty_fence_to_fences): Likewise.
6948 (move_fence_to_fences): Update call to merge_fences.
6949 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6951 * sel-sched-ir.h (struct _fence): New field issue_more.
6952 (FENCE_ISSUE_MORE): New accessor macro.
6954 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6956 PR rtl-optimization/42388
6957 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6958 that have no predecessors nor successors. Do not call move_bb_info
6959 for empty blocks outside of current region.
6961 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6963 PR rtl-optimization/42294
6964 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6965 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6966 originators' originators.
6968 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6970 PR rtl-optimization/39453
6971 PR rtl-optimization/42246
6972 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6974 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6976 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6977 Alexander Monakov <amonakov@ispras.ru>
6980 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6981 (maybe_tidy_empty_bb): ... here. Make static. Add new
6982 argument. Update all callers.
6983 (tidy_control_flow): ... and here. Recompute topological order
6984 of basic blocks in region if necessary.
6985 (sel_redirect_edge_and_branch): Change return type. Return true
6986 if topological order might have been invalidated.
6987 (purge_empty_blocks): Export and move from...
6988 * sel-sched.c (purge_empty_blocks): ... here.
6989 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6990 (maybe_tidy_empty_bb): Delete prototype.
6991 (purge_empty_blocks): Declare.
6993 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6995 PR rtl-optimization/42249
6996 * sel-sched.c (try_replace_dest_reg): When chosen register
6997 and original register is the same, do not bail out early, but
6998 still check all original insns for validity of replacing destination
6999 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7002 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7005 Port from no-undefined-overflow branch:
7006 2009-03-09 Richard Guenther <rguenther@suse.de>
7008 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7010 2010-01-14 Richard Guenther <rguenther@suse.de>
7013 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7015 2010-01-14 Ira Rosen <irar@il.ibm.com>
7017 PR tree-optimization/42709
7018 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7019 as scalar type in creation of constant vector operand.
7021 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7024 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7025 (check-parallel-%): Match `testsuite' directory component only
7028 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7030 PR translation/39521
7031 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7034 2010-01-13 Richard Guenther <rguenther@suse.de>
7036 PR tree-optimization/42730
7037 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7040 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7043 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7044 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7047 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7049 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7050 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7051 ___umulsi3_highpart.
7053 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7054 rather than schedule_insns if the pass is enabled.
7056 2010-01-13 Martin Jambor <mjambor@suse.cz>
7058 PR tree-optimization/42704
7059 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7062 2010-01-13 Martin Jambor <mjambor@suse.cz>
7064 PR tree-optimization/42703
7065 * tree-sra.c (analyze_access_subtree): Check that we can build a
7066 reference to the original data within the aggregate.
7068 2010-01-13 Richard Guenther <rguenther@suse.de>
7070 PR tree-optimization/42705
7071 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7073 2010-01-13 Richard Guenther <rguenther@suse.de>
7076 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7078 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7081 * var-tracking.c (values_to_unmark): New variable.
7082 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7083 values_to_unmark vector. Moved body to...
7084 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7085 instead queue it into values_to_unmark vector.
7086 (vt_find_locations): Free values_to_unmark vector.
7088 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7090 * config/s390/s390.c (override_options): Set
7091 default of max-pending-list-length to 256
7093 2010-01-13 Richard Guenther <rguenther@suse.de>
7096 * tree-pass.h (PROP_gimple_lcx): New.
7097 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7098 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7099 before the final cleanup_eh.
7100 (dump_properties): Dump PROP_gimple_lcx.
7101 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7102 (tree_lower_complex_O0): Remove.
7103 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7104 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7105 tree_lower_complex, schedule TODO_update_ssa.
7106 * lto-streamer-out.c (output_function): Stream the functions
7108 * lto-streamer-in.c (input_function): Likewise.
7109 (lto_read_body): Do not override them here.
7111 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7114 * c-typeck.c (build_c_cast): Fold value cast to union type before
7115 wrapping it in a CONSTRUCTOR.
7117 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7119 PR rtl-optimization/42699
7120 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7123 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7125 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7126 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7127 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7128 SUBTARGET_WARN_UNUSED_SPEC): ... here
7129 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7131 2010-01-12 Julian Brown <julian@codesourcery.com>
7133 * config/arm/neon-schedgen.ml (Utils): Don't try to
7134 open missing module.
7135 (find_with_result): New.
7137 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7140 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7141 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7143 PR tree-optimization/42645
7144 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7145 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7146 decl_map, set processing_debug_stmt to -1 and return name without
7149 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7151 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7152 binutils version, and reword target configuration description.
7154 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7156 * config/avr/avr.h (LINKER_NAME): Remove.
7158 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7161 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7162 that support VSX, warn for -mno-altivec if vsx is not disabled,
7165 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7166 Shujing Zhao <pearly.zhao@oracle.com>
7168 PR translation/42469
7169 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7170 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7171 character between option name and help text.
7172 * c.opt (imultilib): Likewise.
7174 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7176 * lto-streamer-out.c (output_unreferenced_globals): Output static
7179 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7181 PR rtl-optimization/42621
7182 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7183 optimizing for size.
7184 (duplicate_computed_gotos): Remove now-redundant check.
7186 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7189 * configure.ac: Save and restore LDFLAGS and LIBS
7190 * configure: Regenerate.
7192 2010-01-10 Richard Guenther <rguenther@suse.de>
7195 * builtins.c (fold_builtin_strlen): Add type argument and
7196 convert the resulting length to it.
7197 (fold_builtin_1): Adjust.
7199 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7201 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7202 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7204 (num_insns_constant_wide): Adjust for that change.
7206 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7209 * web.c (union_defs): Add used argument, to combine uses of
7211 (entry_register): Adjust type and tests of used argument.
7212 (web_main): Widen used for new use. Pass it to union_defs.
7213 * df.h (union_defs): Adjust prototype.
7215 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7218 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7219 uses in new incoming argument. Free body.
7220 (reset_debug_uses_in_loop): New.
7221 (analyze_insn_to_expand_var): Call the latter if the former found
7222 anything. Fix whitespace. Reject invalid dest overlaps before
7223 going through all insns in the loop.
7225 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7228 * haifa-sched.c (dying_use_p): Debug insns don't count.
7230 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7233 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7234 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7235 (verify_gimple_call): Reject LHS in noreturn calls.
7237 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7241 * tree-vect-loop-manip.c (adjust_info): New type.
7242 (adjust_vec): New pointer to vector.
7243 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7244 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7245 (slpeel_update_phis_for_duplicate_loop): Use them.
7246 (slpeel_update_phi_nodes_for_guard1): Likewise.
7247 (slpeel_update_phi_nodes_for_guard2): Likewise.
7248 (slpeel_tree_peel_loop_to_edge): Likewise.
7249 (vect_update_ivs_after_vectorizer): Likewise.
7251 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7253 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7254 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7256 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7258 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7259 bogus uninitialized warning.
7261 2010-01-09 Richard Guenther <rguenther@suse.de>
7264 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7265 the evolution is compatible with the initial condition.
7267 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7269 * gcc.c (process_command): Update copyright notice dates.
7270 * gcov.c (print_version): Likewise.
7271 * gcov-dump.c (print_version): Likewise.
7272 * mips-tfile.c (main): Likewise.
7273 * mips-tdump.c (main): Likewise.
7275 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7278 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7280 (rotlhi3_8): Delete.
7282 (rotlsi3_8): Delete.
7283 (rotlsi3_16): Delete.
7284 (rotlsi3_24): Delete.
7286 (*rotw<mode>3): New.
7287 (*rotb<mode>3): New.
7288 * config/avr/avr.c (avr_rotate_bytes): New function.
7289 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7291 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7294 * configure.ac: Modify -rdynamic check.
7295 * configure: Regenerate.
7297 2010-01-08 DJ Delorie <dj@redhat.com>
7299 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7300 register popping order.
7302 2010-01-08 Richard Guenther <rguenther@suse.de>
7305 * c.opt (fsigned-char): Also let LTO handle this option.
7306 (funsigned-char): Likewise.
7308 2010-01-07 Richard Guenther <rguenther@suse.de>
7310 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7311 (gimple_op): Likewise.
7312 (gimple_op_ptr): Likewise.
7313 (gimple_assign_set_lhs): Remove gcc_assert.
7314 (gimple_assign_set_rhs1): Likewise.
7315 (gimple_assign_set_rhs2): Likewise.
7316 (gimple_call_set_lhs): Likewise.
7317 (gimple_call_set_fn): Likewise.
7318 (gimple_call_set_fndecl): Likewise.
7319 (gimple_call_fndecl): Likewise.
7320 (gimple_call_return_type): Likewise.
7321 (gimple_call_set_chain): Likewise.
7322 (gimple_call_num_args): Likewise.
7323 (gimple_call_set_arg): Likewise.
7324 (gimple_cond_set_code): Likewise.
7325 (gimple_cond_set_lhs): Likewise.
7326 (gimple_cond_set_rhs): Likewise.
7327 (gimple_cond_set_true_label): Likewise.
7328 (gimple_cond_set_false_label): Likewise.
7329 (gimple_label_set_label): Likewise.
7330 (gimple_goto_set_dest): Likewise.
7331 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7332 (gimple_debug_bind_get_value): Likewise.
7333 (gimple_debug_bind_get_value_ptr): Likewise.
7334 (gimple_debug_bind_set_var): Likewise.
7335 (gimple_debug_bind_set_value): Likewise.
7336 (gimple_debug_bind_reset_value): Likewise.
7337 (gimple_debug_bind_has_value_p): Likewise.
7338 (gimple_return_retval_ptr): Remove gcc_assert.
7339 (gimple_return_retval): Likewise.
7340 (gimple_return_set_retval): Likewise.
7341 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7342 (safe_referenced_var_iterator): Remove.
7343 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7344 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7345 (fill_referenced_var_vec): Remove.
7346 (first_readonly_imm_use): Remove redundant gcc_assert.
7347 (phi_arg_index_from_use): Combine gcc_asserts.
7348 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7349 (first_imm_use_stmt): Remove redundant gcc_assert.
7350 * tree-cfg.c (verify_gimple_call): Verify function and chain
7351 operands. Verify arguments.
7352 (verify_types_in_gimple_stmt): Verify condition code and labels.
7354 2010-01-07 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/42641
7357 * sese.c (rename_map_elt_info): Use the SSA name version, do
7360 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7362 PR tree-optimization/42625
7363 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7364 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7366 2010-01-07 Duncan Sands <baldrick@free.fr>
7368 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7370 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7373 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7374 note itself is not function_invariant_p.
7376 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7378 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7379 Do not add the DF_NOTE problem.
7380 * store-motion.c (execute_rtl_store_motion): Likewise.
7382 2010-01-07 Martin Jambor <mjambor@suse.cz>
7384 PR tree-optimization/42157
7385 * tree-sra.c (compare_access_positions): Stabilize sort if both
7386 accesses have integer types, return zero immediately if they are the
7389 2010-01-06 Richard Henderson <rth@redhat.com>
7392 * haifa-sched.c (add_to_note_list): Merge into ...
7393 (concat_note_lists): ... here, and ...
7394 (unlink_other_notes, rm_other_notes): Merge into...
7395 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7396 NOTE_INSN_EPILOGUE_BEG.
7398 2010-01-06 Richard Guenther <rguenther@suse.de>
7400 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7401 not inline regular functions into always-inline functions.
7403 2010-01-06 Nick Clifton <nickc@redhat.com>
7405 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7406 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7408 (OVERRIDE_OPTIONS): Delete.
7409 (OPTIMIZATION_OPTIONS): Define.
7410 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7411 * config/rx/rx.c (rx_handle_option): Issue an error message if
7412 -mcpu=rx200 and -fpu are used together.
7413 (rx_set_optimization_options): New function. Issue an error
7414 message if an optimization attribute attempts to reset the FPU/
7415 math optimization pairing.
7416 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7417 * config/rx/rx.opt: Set the default to 32-bit doubles.
7418 * config/rx/t-rx: Add multilibs for -nofpu option.
7419 * doc/invoke.texi: Update documentation of RX options.
7421 2010-01-06 Richard Guenther <rguenther@suse.de>
7423 * tree-ssa-pre.c (name_to_id): New global.
7424 (alloc_expression_id): Simplify SSA name handling.
7425 (lookup_expression_id): Likewise.
7426 (init_pre): Zero name_to_id.
7427 (fini_pre): Free it.
7429 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7431 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7433 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/i386/sse.md (smaxv2di3): New.
7437 (umaxv2di3): Likewise.
7438 (sminv2di3): Likewise.
7439 (uminv2di3): Likewise.
7441 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7444 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7445 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7446 (legitimize_tls_address): Likewise.
7447 (sparc_tls_referenced_p): Likewise.
7448 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7449 and adjust calls to legitimize_pic_address.
7450 (legitimate_constant_p) Use sparc_tls_referenced_p.
7451 (legitimate_pic_operand_p): Likewise.
7452 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7453 (sparc_tls_symbol_ref_1): Delete.
7454 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7455 (legitimize_tls_address): Make static, handle CONST patterns.
7456 (legitimize_pic_address): Make static, remove unused parameter and
7457 adjust recursive calls.
7458 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7459 and adjust call to legitimize_pic_address.
7460 (sparc_output_mi_thunk): Likewise.
7462 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7463 H.J. Lu <hongjiu.lu@intel.com>
7466 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7467 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7468 operands to make them signed.
7471 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7474 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7475 GTU to GT for V4SI and V2DI.
7477 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7478 (umin<mode>3): Removed.
7480 (uminv4si3): Likewise.
7482 2010-01-05 Martin Jambor <mjambor@suse.cz>
7484 PR tree-optimization/42462
7485 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7486 current_function_decl to helper functions and macros.
7488 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7491 * flags.h: Don't include real.h.
7492 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7493 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7494 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7495 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7496 * dominance.c: Update copyright.
7497 * gimple.c (walk_gimple_op): Remove inline.
7498 * tree-ssa-reassoc.c: Include real.h.
7499 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7500 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7502 2010-01-05 Nick Clifton <nickc@redhat.com>
7504 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7505 register to push into the stack frame when the accumulator has to
7506 be saved during interrupts.
7508 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7510 * doc/invoke.texi: Remove the documentation about option
7512 * common.opt (Wunreachable-code): Preserved for backward
7514 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7515 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7516 the backward compatibility flag section.
7518 2010-01-05 Richard Guenther <rguenther@suse.de>
7520 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7522 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7525 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7527 PR tree-optimization/42508
7528 * tree-sra.c (convert_callers): Check for recursive call
7529 by comparing cgraph nodes instead of decls.
7530 (modify_function): Call ipa_modify_formal_parameters also
7531 on all same_body aliases.
7533 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7534 cgraph nodes when checking for same_body aliases.
7536 2010-01-05 Richard Guenther <rguenther@suse.de>
7538 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7539 allocation and lookup.
7540 (get_or_alloc_expr_for_constant): Likewise.
7541 (phi_translate): Sink allocation.
7543 2010-01-04 Richard Guenther <rguenther@suse.de>
7545 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7546 a new entry only if needed.
7547 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7548 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7550 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7552 (phi_translate): Handle CONSTANTs early.
7554 2010-01-04 Martin Jambor <mjambor@suse.cz>
7556 PR tree-optimization/42398
7557 * tree-sra.c (struct access): Removed flag grp_different_types.
7558 (dump_access): Do not dump the removed flag.
7559 (sort_and_splice_var_accesses): Do not set the removed flag.
7560 (sra_modify_expr): Check for type compatibility directly.
7562 2010-01-04 Martin Jambor <mjambor@suse.cz>
7564 PR tree-optimization/42366
7565 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7566 edges with variable number of parameters.
7567 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7568 flag instead of asserting it.
7569 (ipa_read_node_info): Read uses_analysis_done flag.
7571 2010-01-04 Richard Guenther <rguenther@suse.de>
7573 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7574 iterative_hash_* as intended.
7575 (vn_reference_compute_hash): Likewise. Simplify hashing
7577 (vn_reference_lookup_2): Likewise.
7578 (vn_nary_op_compute_hash): Likewise.
7579 (vn_phi_compute_hash): Likewise.
7580 (expressions_equal_p): Remove strange code.
7581 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7582 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7583 (bitmap_insert_into_set_1): Take value-id as parameter.
7584 (add_to_value): Pass it.
7585 (bitmap_insert_into_set): Likewise.
7586 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7588 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7591 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7592 (do_self_spec): For switches with SWITCH_IGNORE set set also
7593 SWITCH_IGNORE_PERMANENTLY.
7594 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7597 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7599 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7600 tree of an unreferenced global var.
7602 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7605 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7606 GTU to GT for V4SI and V2DI.
7608 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7609 (umin<mode>3): Removed.
7611 (uminv4si3): Likewise.
7613 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7616 * collect2.c (main): Turn on trace in collect2 if -v is passed
7619 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7621 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7622 description of expression operand.
7624 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7626 * configure.ac: Add install-html to target_list for Make-hooks.
7627 * configure: Regenerate.
7628 * fortran/Make-lang.in (F95_HTMLFILES): New.
7629 (fortran.html): Use it.
7630 (fortran.install-html): New.
7631 * Makefile.in (install-html): Add lang.install-html.
7632 * java/Make-lang.in (JAVA_HTMLFILES): New.
7633 (java.html): Use it.
7634 (java.install-html): New.
7635 * objc/Make-lang.in (objc.install-html): New.
7636 * objcp/Make-lang.in (obj-c++.install-html): New.
7637 * cp/Make-lang.in (c++.install-html): New.
7638 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7639 * lto/Make-lang.in (lto.install-html): New.
7641 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7644 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7646 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7648 PR rtl-optimization/41862
7649 * store-motion.c (store_killed_in_insn, compute_store_table,
7650 remove_reachable_equiv_notes, replace_store_insn,
7651 build_store_vectors): Ignore all DEBUG_INSNs.
7653 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7656 * common.opt: Add dumpdir.
7658 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7660 (option_map): Add --dumpdir.
7662 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7664 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7666 * opts.c (decode_options): Try dump_dir_name first if
7667 dump_base_name isn't an absolute path.
7668 (common_handle_option): Handle OPT_dumpdir.
7670 * toplev.c (dump_dir_name): New.
7671 (print_switch_values): Also ignore -dumpdir.
7673 * toplev.h (dump_dir_name): New.
7675 2010-01-03 Richard Guenther <rguenther@suse.de>
7677 PR tree-optimization/42589
7678 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7679 double-word expansion of bswap32.
7681 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7683 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7684 with BLOCK_FOR_INSN.
7685 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7686 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7687 noce_process_if_block): Likewise.
7688 * gcse.c (compute_local_properties, insert_expr_in_table,
7689 insert_set_in_table, canon_list_insert, find_avail_set,
7690 pre_insert_copy_insn): Likewise.
7692 * basic-block.h (BLOCK_NUM): Move from here...
7693 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7695 2010-01-03 Richard Guenther <rguenther@suse.de>
7697 PR tree-optimization/42438
7698 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7699 contains_may_not_return_call flag.
7700 (BB_MAY_NOTRETURN): New.
7701 (valid_in_sets): Trapping nary operations are not valid
7702 in blocks that may not return.
7703 (insert_into_preds_of_block): Remove check for trapping expressions.
7704 (compute_avail): Compute also BB_MAY_NOTRETURN.
7706 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7708 * doc/invoke.texi: Add 2010 to copyright years.
7710 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7712 * config/sparc/sparc.c: Fix formatting nits.
7714 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7715 Alexander Monakov <amonakov@ispras.ru>
7717 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7719 2010-01-02 Richard Guenther <rguenther@suse.de>
7722 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7723 (simplify_switch_using_ranges): Mark to be removed edges
7726 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7728 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7730 * collect2.c (scan_libraries): Add missing argument in call to
7733 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7736 * config/alpha/predicates.md (aligned_memory_operand): Return false
7738 (unaligned_memory_operand): Return true for CQImode.
7739 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7740 doesn not cross aligned SImode word boundary.
7742 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7744 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7746 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7747 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7749 2010-01-02 Richard Guenther <rguenther@suse.de>
7752 * toplev.c (compile_file): Emit LTO marker properly. Change
7754 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7756 2010-01-01 Richard Guenther <rguenther@suse.de>
7759 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7761 2010-01-01 Richard Guenther <rguenther@suse.de>
7764 * c-decl.c (grokdeclarator): For zero-size arrays force
7765 structural equality checks as layout_type does.
7767 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7769 * builtins.c: Update copyright to 2010.
7771 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7774 * lto-streamer-out.c (produce_asm): Revert the last change.
7775 (copy_function): Likewise.
7777 * lto-streamer.c (lto_get_section_name): Skip any leading
7780 2010-01-01 Richard Guenther <rguenther@suse.de>
7783 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7787 Copyright (C) 2010 Free Software Foundation, Inc.
7789 Copying and distribution of this file, with or without modification,
7790 are permitted in any medium without royalty provided the copyright
7791 notice and this notice are preserved.