1 2010-04-30 Richard Guenther <rguenther@suse.de>
3 * builtins.c (fold_builtin_1): Delete free (0).
5 2010-04-29 Jan HUbicka <jh@suse.cz>
7 * gengtype.c (open_base_files): Add lto-streamer.h
8 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
9 (pass_ipa_cp): GGC collect.
10 * toplev. (compile_file): Do not output symbols.
11 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
12 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
13 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
14 * lto-section-in.c: Include ggc.h
15 (lto_new_in_decl_state): Alloc in GGC.
16 (lto_delete_in_decl_state): Likewise.
17 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect.
19 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
22 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
23 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
24 (HONOR_REG_ALLOC_ORDER): Describe new macro.
25 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
26 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
27 account only if HONOR_REG_ALLOC_ORDER is not defined.
28 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
29 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
31 2010-04-29 Jon Grant <04@jguk.org>
33 * collect2.c (vflag): Change type from int to bool.
35 (helpflag): New global bool.
36 (main): Set vflag and debug with boolean, not integer truth
37 values. Accept new "--help" option and output usage text if
39 * collect2.h (vflag): Update prototype.
42 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
45 * plugin.h (flag_plugin_added): Moved out of
46 invoke_plugin_callbacks.
48 2010-04-29 Richard Guenther <rguenther@suse.de>
51 * plugin.h (invoke_plugin_callbacks): Annotate arguments
52 with ATTRIBUTE_UNUSED.
54 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
57 * config/i386/i386.c (get_some_local_dynamic_name): Replace
58 INSN_P with NONDEBUG_INSN_P.
59 (distance_non_agu_define): Likewise.
60 (distance_agu_use): Likewise.
62 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
64 From Dominique d'Humieres <dominiq@lps.ens.fr>
66 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
69 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
71 * plugin.h (invoke_plugin_callbacks): New inline function.
72 * plugin.c (flag_plugin_added): New global flag.
73 (add_new_plugin): Initialize above flag.
74 (invoke_plugin_callbacks): Rename to ...
75 (invoke_plugin_callbacks_full): ... this.
77 2010-04-28 Jan Hubicka <jh@suse.cz>
79 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
80 (lto_varpool_replace_node): New.
81 (lto_symtab_resolve_symbols): Resolve varpool nodes.
82 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
83 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
84 * cgraph.h (varpool_node_ptr): New type.
85 (varpool_node_ptr): New vector.
86 (varpool_node_set_def): New structure.
87 (varpool_node_set): New type.
88 (varpool_node_set): New vector.
89 (varpool_node_set_element_def): New structure.
90 (varpool_node_set_element, const_varpool_node_set_element): New types.
91 (varpool_node_set_iterator): New type.
92 (varpool_node): Add prev pointers, add used_from_other_partition,
94 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
95 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
96 varpool_get_node, varpool_remove_node): Declare.
97 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
98 varpool_node_set_size): New inlines.
99 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
100 * tree-pass.h (varpool_node_set_def): Forward declare.
101 (ipa_opt_pass_d): Summary writting takes vnode sets too.
102 (ipa_write_optimization_summaries): Update prototype.
103 * ipa-cp.c (ipcp_write_summary): Update.
104 * ipa-reference.c (ipa_reference_write_summary): Update.
105 * lto-cgraph.c (lto_output_varpool_node): New static function.
106 (output_varpool): New function.
107 (input_varpool_node): New static function.
108 (input_varpool_1): New function.
109 (input_cgraph): Input varpool.
110 * ipa-pure-const.c (pure_const_write_summary): Update.
111 * lto-streamer-out.c (lto_output): Update, output varpool too.
112 (write_global_stream): Kill WPA hack.
113 (produce_asm_for_decls): Update.
114 (output_alias_pair_p): Handle variables.
115 (output_unreferenced_globals): Output only needed partition of varpool.
116 * ipa-inline.c (inline_write_summary): Update.
117 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph.
118 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
119 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
120 varpool_node_set_new, varpool_node_set_add,
121 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
122 debug_varpool_node_set): New functions.
123 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
124 (execute_one_pass): Process new decls too.
125 (ipa_write_summaries_2): Pass around vsets.
126 (ipa_write_summaries_1): Likewise.
127 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
129 (ipa_write_optimization_summaries_1): Pass around vsets.
130 (ipa_write_optimization_summaries): Likewise.
131 * varpool.c (varpool_get_node): New.
132 (varpool_node): Update doubly linked lists.
133 (varpool_remove_node): New.
134 (dump_varpool_node): More dumping.
135 (varpool_enqueue_needed_node): Update doubly linked lists.
136 (decide_is_variable_needed): Kill ltrans hack.
137 (varpool_finalize_decl): Kill lto hack.
138 (varpool_assemble_decl): Skip decls in other partitions.
139 (varpool_assemble_pending_decls): Update doubly linkes lists.
140 (varpool_empty_needed_queue): Likewise.
141 (varpool_extra_name_alias): Likewise.
142 * lto-streamer.c (lto_get_section_name): Add vars section.
143 * lto-streamer.h (lto_section_type): Update.
144 (output_varpool, input_varpool): Declare.
146 2010-04-28 Mike Stump <mikestump@comcast.net>
148 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
150 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
152 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
153 record or union type with RECORD_OR_UNION_TYPE_P predicate.
154 (lto_input_ts_type_tree_pointers): Likewise.
155 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
156 (lto_output_ts_type_tree_pointers): Likewise.
158 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
160 Uniquization of constants at the Tree level
161 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
162 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
164 (tree_output_constant_def): Declare.
165 * gimplify.c (gimplify_init_constructor): When using block copy, first
166 uniquize the constant constructor on the RHS.
167 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
168 DECL_IN_CONSTANT_POOL flag.
169 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
170 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
172 (assemble_variable): Deal with symbols belonging to the tree constant
174 (get_constant_section): Add ALIGN parameter and simplify.
175 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
176 (assemble_constant_contents): Use the expression of the VAR_DECL.
177 (output_constant_def_contents): Use the alignment of the VAR_DECL.
178 (tree_output_constant_def): New global function.
179 (mark_constant): Use the expression of the VAR_DECL.
180 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
182 (output_object_block): Likewise and assemble the expression.
184 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
186 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
187 hash_tree, eq_tree): New tree hash table.
188 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
189 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
190 lto_orig_address_remove): Reimplement.
192 2010-04-28 Xinliang David Li <davidxl@google.com>
195 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
196 (compute_uninit_opnds_pos): New function.
197 (is_non_loop_exit_postdominating): New function.
198 (compute_control_dep_chain): New function.
199 (find_pdom): New function.
200 (convert_control_dep_chain_into_preds): New function.
201 (find_predicates): New function.
202 (find_control_equiv_block): New function.
203 (collect_phi_def_edges): New function.
204 (find_def_preds): New function.
205 (find_dom): New function.
206 (dump_predicates): New function.
207 (get_cmp_code): New function.
208 (is_value_included_in): New function.
209 (find_matching_predicate_in_rest_chains): New function.
210 (use_pred_not_overlap_with_undef_path_pred): New function.
211 (is_use_properly_guarded): New function.
212 (normalize_cond_1): New function.
213 (is_and_or_or): New function.
214 (normalize_cond): New function.
215 (is_gcond_subset_of): New function.
216 (is_subset_of_any): New function.
217 (is_or_set_subset_of): New function.
218 (is_and_set_subset_of): New function.
219 (is_norm_cond_subset_of): New function.
220 (is_pred_expr_subset_of): New function.
221 (is_pred_chain_subset_of): New function.
222 (is_included_in): New function.
223 (is_superset_of): New function.
224 (find_uninit_use): New function.
225 (warn_uninitialized_phi): New function.
226 (compute_possibly_undefined_names): New function.
227 (ssa_undefined_value_p): New function.
228 (execute_late_warn_uninitialized): New function.
229 * tree-ssa.c (ssa_undefined_value_p): Removed.
230 (warn_uninit): Changed to extern.
231 (warn_uninitialized_phi): Removed.
232 (warn_uninitialized_vars): Changed to extern.
233 (execute_late_warn_uninitialized): Removed
234 * tree-flow.h: Add new prototypes.
235 * timevar.def: Add new time variable.
236 * Makefile.in: Add new build file.
238 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
240 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
243 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
246 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
248 2010-04-28 Martin Jambor <mjambor@suse.cz>
250 * cgraph.h (struct cgraph_node): New field indirect_calls.
251 (struct cgraph_indirect_call_info): New type.
252 (struct cgraph_edge): Removed field indirect_call. New fields
253 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
254 (cgraph_create_indirect_edge): Declare.
255 (cgraph_make_edge_direct): Likewise.
256 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
257 * ipa-prop.h (struct ipa_param_call_note): Removed.
258 (struct ipa_node_params): Removed field param_calls.
259 (ipa_create_all_structures_for_iinln): Declare.
260 * cgraph.c: Described indirect edges and uids in initial comment.
261 (cgraph_add_edge_to_call_site_hash): New function.
262 (cgraph_edge): Search also among the indirect edges, use
263 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
264 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
265 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
267 (initialize_inline_failed): Assign a reason to indirect edges.
268 (cgraph_create_edge_1): New function.
269 (cgraph_create_edge): Moved some functionality to
270 cgraph_create_edge_1.
271 (cgraph_create_indirect_edge): New function.
272 (cgraph_edge_remove_callee): Add an assert checking for
274 (cgraph_edge_remove_caller): Special-case indirect edges.
275 (cgraph_remove_edge): Likewise.
276 (cgraph_set_edge_callee): New function.
277 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
278 (cgraph_make_edge_direct): New function.
279 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
280 the declaration of the call statement matches.
281 (cgraph_node_remove_callees): Special-case indirect edges.
282 (cgraph_clone_edge): Likewise.
283 (cgraph_clone_node): Clone also the indirect edges.
284 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
285 indirect_call, dump count of indirect_calls edges.
286 * ipa-prop.c (iinlining_processed_edges): New variable.
287 (ipa_note_param_call): Create indirect edges instead of
288 creating notes. New parameter node.
289 (ipa_analyze_call_uses): New parameter node, pass it on to
291 (ipa_analyze_stmt_uses): Likewise.
292 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
293 (print_edge_addition_message): Work on edges rather than on notes.
294 (update_call_notes_after_inlining): Likewise, renamed to
295 update_indirect_edges_after_inlining.
296 (ipa_create_all_structures_for_iinln): New function.
297 (ipa_free_node_params_substructures): Do not free notes.
298 (ipa_edge_duplication_hook): Propagate bits within
299 iinlining_processed_edges bitmap.
300 (ipa_node_duplication_hook): Do not duplicate notes.
301 (free_all_ipa_structures_after_ipa_cp): Renamed to
302 ipa_free_all_structures_after_ipa_cp.
303 (free_all_ipa_structures_after_iinln): Renamed to
304 ipa_free_all_structures_after_iinln.g
305 (ipa_write_param_call_note): Removed.
306 (ipa_read_param_call_note): Removed.
307 (ipa_write_indirect_edge_info): New function.
308 (ipa_read_indirect_edge_info): Likewise.
309 (ipa_write_node_info): Do not stream notes, do stream information
311 (ipa_read_node_info): Likewise.
312 (lto_ipa_fixup_call_notes): Removed.
313 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
314 * ipa-inline.c (pass_ipa_inline): Likewise.
315 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
316 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
317 * tree-inline.c (copy_bb): Removed an unnecessary double check for
319 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
321 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
322 (output_cgraph): Stream also indirect edges.
323 (lto_output_edge): Added capability to stream indirect edges.
324 (input_edge): Likewise.
325 (input_cgraph_1): Likewise.
326 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
329 2010-04-28 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/43879
332 PR tree-optimization/43909
333 * tree-ssa-structalias.c (struct variable_info): Add
334 only_restrict_pointers flag.
335 (new_var_info): Initialize it. Increment stats.total_vars here.
336 (create_function_info_for): Do not increment stats.total_vars
338 (get_function_part_constraint): Fix build with C++.
339 (insert_into_field_list): Remove.
340 (push_fields_onto_fieldstack): Properly merge fields.
341 (create_variable_info_for): Split and simplify.
342 (create_variable_info_for_1): New piece.
343 (intra_create_variable_infos): Properly make restrict constraints
346 2010-04-28 Richard Guenther <rguenther@suse.de>
349 * tree-inline.c (copy_bind_expr): Also copy bind expr vars
352 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
353 Jan Hubicka <hubicka@ucw.cz>
355 * doc/invoke.texi (-Wsuggest-attribute=const,
356 -Wsuggest-attribute=pure): Document.
357 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
358 (function_always_visible_to_compiler_p,
359 suggest_attribute, warn_function_pure, warn_function_const):
361 (check_call): Improve debug info.
362 (analyze_function): Do not check availability.
363 (add_new_function): Check availability.
364 (propagate): Output warnings.
365 (skip_function_for_local_pure_const): New function.
366 (local_pure_const): Use it; output warnings.
367 * common.opt (Wsuggest-attribute=const,
368 Wsuggest-attribute=pure): New.
370 2010-04-27 Jakub Jelinek <jakub@redhat.com>
372 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
373 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
374 or DW_CFA_def_cfa_offset{,_sf}.
376 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
378 * tree.h: Fix truncated long macros.
380 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
382 * collect2.c (TARGET_64BIT): Redefine to target's default.
384 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
385 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
386 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
387 for underscoring __USER_LABEL_PREFIX__.
388 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
389 (SUB_LINK_ENTRY32): New.
390 (SUB_LINK_ENTRY64): New.
391 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
392 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
393 (SUB_LINK_ENTRY64): New.
394 (SUB_LINK_ENTRY): New.
395 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
396 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
397 x64 target is choosen.
398 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
399 * configure: Regenerated.
400 * configure.ac (leading-mingw64-underscores): Option added.
402 2010-04-27 Jan Hubicka <jh@suse.cz>
404 * doc/invoke.texi (-fipa-profile): Document.
405 * opts.c (decode_options): Enable ipa-profile at -O1.
406 * timevar.def (TV_IPA_PROFILE): Define.
407 * common.opt (fipa-profile): Add.
408 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
410 (cgraph_propagate_frequency): Handle only local ones.
411 * tree-pass.h (pass_ipa_profile): Declare.
412 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
413 (pass_ipa_profile): Use TV_IPA_PROFILE.
414 * ipa.c (ipa_profile): New function.
415 (gate_ipa_profile): Likewise.
416 (pass_ipa_profile): New global variable.
417 * passes.c (pass_ipa_profile): New.
419 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
421 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
423 2010-04-27 Martin Jambor <mjambor@suse.cz>
426 * ipa.c (dissolve_same_comdat_group_list): New function.
427 (function_and_variable_visibility): Call
428 dissolve_same_comdat_group_list when comdat group contains external or
430 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
431 lists are circular and that they contain only DECL_ONE_ONLY nodes.
433 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
435 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
436 (const_hash_1) <VECTOR_CST>: New case.
437 (compare_constant) <VECTOR_CST>: Likewise.
438 <ADDR_EXPR>: Deal with LABEL_REFs.
439 (copy_constant) <VECTOR_CST>: New case.
441 2010-04-27 Jan Hubicka <jh@suse.cz>
443 * cgraph.c (cgraph_propagate_frequency): New function.
444 * cgraph.h (cgraph_propagate_frequency): Declare.
445 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
446 cgraph_propagate_frequency.
448 2010-04-27 Jakub Jelinek <jakub@redhat.com>
450 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
452 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
455 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
456 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
457 here to determine which regs to push and how much stack to reserve.
459 2010-04-27 Jie Zhang <jie@codesourcery.com>
461 * doc/gimple.texi (gimple_statement_with_ops): Remove
462 addresses_taken field.
463 (gimple_statement_with_memory_ops): Likewise.
465 2010-04-27 Jan Hubicka <jh@suse.cz>
467 * tree-inline.c (eni_inlining_weights): Remove.
468 (estimate_num_insns): Special case more builtins.
470 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
473 * c-typeck.c (build_binary_op): Move forward check for comparison
474 pointer with null pointer constant and adjust the diagnostic message.
476 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
479 * configure.ac (gcc_cv_as_section_has_align): Set if installed
480 binutils supports extended .section directive needed by LTO, or
481 warn if older binutils found.
482 (LTO_BINARY_READER): New AC_SUBST'd variable.
483 (LTO_USE_LIBELF): Likewise.
484 * gcc/config.gcc (lto_binary_reader): New target-specific configure
486 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
487 (LTO_USE_LIBELF): Likewise.
488 * configure: Regenerate.
490 * collect2.c (is_elf): Rename from this ...
491 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
492 object files in addition to ELF-formatted ones.
493 (scan_prog_file): Caller updated. Also allow for LTO info marker
494 symbol to be prefixed or not by an extra underscore.
496 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
497 * config/i386/winnt.c: Also #include lto-streamer.h
498 (i386_pe_asm_named_section): Specify 1-byte section alignment for
500 (i386_pe_asm_output_aligned_decl_common): Add comment.
501 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
503 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
506 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
507 Add missing earlyclobber for second alternative.
509 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
511 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
512 bits for artificial defs at the top of the block.
513 * fwprop.c (single_def_use_enter_block): Don't call it.
515 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
518 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
519 instead of "$gcc_cv_objdump -T".
520 Use "-undefined dynamic_lookup" on darwin.
521 * gcc/configure: Regenerate.
523 2010-04-26 Jakub Jelinek <jakub@redhat.com>
526 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
528 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
530 * c-parser.c (struct c_token): Move location field up.
531 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
532 (struct c_declspecs): Convert typespec_word, storage_class, and
533 default_int_p into bitfields.
534 (struct c_declarator): Move loc field up.
536 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
538 * cfgloop.h (struct loop): Move can_be_parallel field up.
539 * ipa-prop.h (struct ip_node_params): Move bitfields up.
540 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
542 (struct iv_cand): Convert pos field into a bitfield.
543 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
545 (struct _stmt_vec_info): Shuffle fields for better packing.
547 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
549 * varasm.c (IN_NAMED_SECTION): Remove guard.
550 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
551 (IN_NAMED_SECTION_P): ...this.
552 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
553 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
555 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
557 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
558 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
559 of shadowing it. Fix comments.
561 2010-04-26 Jan Hubicka <jh@suse.cz>
563 * cgraph.c (cgraph_create_node): Set node frequency to normal.
564 (cgraph_clone_node): Copy function frequency.
565 * cgraph.h (node_frequency): New enum
566 (struct cgraph_node): Add.
567 * final.c (rest_of_clean_state): Update.
568 * lto-cgraph.c (lto_output_node): Output node frequency.
569 (input_overwrite_node): Input node frequency.
570 * tre-ssa-loop-ivopts (computation_cost): Update.
571 * lto-streamer-out.c (output_function): Do not output function
573 * predict.c (maybe_hot_frequency_p): Update and handle functions
575 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
577 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
578 (compute_function_frequency): Set noreturn functions to be executed
580 (choose_function_section): Update.
581 * lto-streamer-in.c (input_function): Do not input function frequency.
582 * function.c (allocate_struct_function): Do not initialize function
584 * function.h (function_frequency): Remove.
585 (struct function): Remove function frequency.
586 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
587 (try_update): Update.
588 * tree-inline.c (initialize_cfun): Do not update function frequency.
589 * passes.c (pass_init_dump_file): Update.
590 * i386.c (ix86_compute_frame_layout): Update.
591 (ix86_pad_returns): Update.
593 2010-04-26 Jie Zhang <jie@codesourcery.com>
595 PR tree-optimization/43833
596 * tree-vrp.c (range_int_cst_p): New.
597 (range_int_cst_singleton_p): New.
598 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
599 when both operands are constants. Use range_int_cst_p in
602 2010-04-26 Jan Hubicka <jh@suse.cz>
604 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
606 2010-04-26 Richard Guenther <rguenther@suse.de>
609 * gimple.c (gimple_decl_printable_name): Deal gracefully
610 with a NULL DECL_NAME.
612 2010-04-26 Richard Guenther <rguenther@suse.de>
615 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
616 if emitting debug information and it is either a function
619 2010-04-26 Ira Rosen <irar@il.ibm.com>
621 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
622 determine if the statement is vectorizable, and a macro to access it.
623 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
624 Skip statements that can't be vectorized. If the analysis fails,
625 mark the statement as unvectorizable if vectorizing basic block.
626 (vect_compute_data_refs_alignment): Likewise.
627 (vect_verify_datarefs_alignment): Skip statements marked as
628 unvectorizable. Add print.
629 (vect_analyze_group_access): Skip statements that can't be
630 vectorized. If the analysis fails, mark the statement as
631 unvectorizable if vectorizing basic block.
632 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
633 * tree-vect-stmts.c (vectorizable_store): Fix the number of
634 generated stmts for SLP.
635 (new_stmt_vec_info): Initialize the new field.
636 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
637 statements marked as unvectorizable.
639 2010-04-25 Joseph Myers <joseph@codesourcery.com>
641 * c-common.c (flag_isoc1x): New.
642 (flag_isoc99): Update comment.
643 * c-common.h (flag_isoc1x): New.
644 (flag_isoc99): Update comment.
645 * c-cppbuiltin.c (builtin_define_float_constants): Also define
646 __<type>_DECIMAL_DIG__.
647 * c-opts.c (set_std_c1x): New.
648 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
649 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
650 * c.opt (-std=c1x, -std=gnu1x): New options.
651 * doc/cpp.texi: Mention -std=c1x.
652 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
653 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
654 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
655 * doc/standards.texi: Mention C1X.
656 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
657 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
658 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
661 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
663 * config/i386/gmon-sol2.c (_mcleanup): Change format string
664 placeholder from 0x%x to %#x.
665 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
666 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
667 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
668 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
669 * config/i386/i386.c (ix86_target_string): Ditto.
670 (output_pic_addr_const): Ditto.
671 (print_operand): Ditto.
673 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
675 * combine.c (find_split_point): Add third argument. Use it
676 to find nested multiply-accumulate instructions. Adjust calls.
677 (try_combine): Adjust call to find_split_point.
679 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
681 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
683 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
685 PR tree-optimization/41442
686 * fold-const.c (merge_truthop_with_opposite_arm): New function.
687 (fold_binary_loc): Call it.
689 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
691 * toplev.c (general_init): Set default for fdiagnostics-show-option.
692 * opts.c (common_handle_option): Allow disabling it.
693 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
695 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
697 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
698 between modes if both types are integral.
700 2010-04-23 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/43572
703 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
705 2010-04-23 Richard Guenther <rguenther@suse.de>
708 * tree-inline.c (tree_can_inline_p): Also check compatibility
711 2010-04-23 Martin Jambor <mjambor@suse.cz>
713 PR tree-optimization/43846
714 * tree-sra.c (struct access): New flag grp_assignment_read.
715 (build_accesses_from_assign): Set grp_assignment_read.
716 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
717 (enum mark_read_status): New type.
718 (analyze_access_subtree): Propagate grp_assignment_read, create
719 accesses also if both direct_read and root->grp_assignment_read.
721 2010-04-23 Martin Jambor <mjambor@suse.cz>
724 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
725 function does not have type attributes.
727 2010-04-23 Richard Guenther <rguenther@suse.de>
730 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
733 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
735 * sese.h (create_if_region_on_edge): Remove.
737 * sese.c (create_if_region_on_edge): Make static.
739 * tree-inline.c: Do not include ggc.h.
741 * expr.c: Do not include ggc.h.
743 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
746 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
749 * config/sh/sh.c (find_barrier): Don't emit a constant pool
750 in the middle of insns for casesi_worker_2.
752 2010-04-22 David Edelsohn <edelsohn@gnu.org>
754 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
756 2010-04-22 Ira Rosen <irar@il.ibm.com>
758 PR tree-optimization/43842
759 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
760 loop unrolling in update of exit phis. Fix comment.
761 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
762 least two reduction statements in the loop before starting SLP
765 2010-04-22 Nick Clifton <nickc@redhat.com>
767 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
769 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
771 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
774 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
776 * tree-parloops.c (loop_parallel_p): New argument
777 parloop_obstack. Pass it down.
778 (parallelize_loops): New variable parloop_obstack. Initialize it,
779 pass it down, free it.
781 * tree-loop-linear.c (linear_transform_loops): Pass down
784 * tree-data-ref.h (lambda_compute_access_matrices): New argument
785 of type struct obstack *.
787 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
788 scratch_obstack. Initialize it, pass down, free it.
790 * lambda.h (lambda_loop_new): Remove.
791 (lambda_matrix_new, lambda_matrix_inverse)
792 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
793 argument of type struct obstack *.
795 * lambda-trans.c (lambda_trans_matrix_new): New argument
796 lambda_obstack. Pass it down, use obstack allocation for ret.
797 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
800 * lambda-mat.c (lambda_matrix_get_column)
801 (lambda_matrix_project_to_null): Remove.
802 (lambda_matrix_new): New argument lambda_obstack. Use obstack
804 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
807 * lambda-code.c (lambda_loop_new): New function.
808 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
809 (lambda_compute_auxillary_space, lambda_compute_target_space)
810 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
811 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
812 (build_access_matrix): New argument lambda_obstack. Use obstack
814 (lambda_compute_step_signs, lambda_compute_access_matrices): New
815 argument lambda_obstack. Pass it down.
817 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
819 * optabs.h (expand_widening_mult): Declare.
821 2010-04-22 Richard Guenther <rguenther@suse.de>
823 PR tree-optimization/43845
824 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
825 lookup the CALL_EXPR function and arguments.
827 2010-04-22 Nick Clifton <nickc@redhat.com>
829 * config/stormy16/stormy16.c
830 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
831 * config/stormy16/stormy16.h: Tidy up formatting.
832 (DONT_USE_BUILTIN_SETJMP): Remove definition.
833 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
834 (ineqbranchsi): Delete pattern.
835 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
836 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
837 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
838 stormy16-lib2-ucmpsi2.c.
840 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
842 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
843 df_simulate_find_noclobber_defs as appropriate. Keep track of an
844 extra set merge_set_noclobber, and use it to relax the final test
846 * df.h (df_simulate_find_noclobber_defs): Declare.
847 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
849 (df_simulate_find_noclobber_defs): New function.
851 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.md: Use {} around multi-line preparation statements.
855 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
857 * c-tree.h (push_init_level, pop_init_level, set_init_index)
858 (process_init_element): New argument of type struct obstack *.
860 * c-typeck.c (push_init_level, pop_init_level, set_designator)
861 (set_init_index, set_init_label, set_nonincremental_init)
862 (set_nonincremental_init_from_string, find_init_member)
863 (output_init_element, output_pending_init_elements)
864 (process_init_element): New argument braced_init_obstack. Pass it
866 (push_range_stack, add_pending_init): New argument
867 braced_init_obstack. Use obstack allocation.
869 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
870 braced_init_obstack. Pass it down.
871 (c_parser_braced_init): New variables ret, braced_init_obstack.
872 Initialize obstack, pass it down and finally free it.
874 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
877 * tree-pass.h (pass_optimize_widening_mul): Declare.
878 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
879 gate_optimize_widening_mul): New static functions.
880 (pass_optimize_widening_mul): New.
881 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
882 <case MULT_EXPR>: Remove support for widening multiplies.
883 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
884 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
885 simplify_gen_unary rather than directly building extensions.
886 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
888 * expmed.c (expand_widening_mult): New function.
889 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
891 2010-04-21 Jan Hubicka <jh@suse.cz>
893 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
894 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
895 * lto-wpa-fixup.c: Remove.
896 * Makefile.in (lto-wpa-fixup.o): Remove.
897 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
898 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
899 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
901 2010-04-21 Jan Hubicka <jh@suse.cz>
903 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
904 add write_optimization_summary, read_optimization_summary.
905 (ipa_write_summaries_of_cgraph_node_set): Remove.
906 (ipa_write_optimization_summaries): Declare.
907 (ipa_read_optimization_summaries): Declare.
908 * ipa-cp.c (pass_ipa_cp): Update.
909 * ipa-reference.c (pass_ipa_reference): Update.
910 * ipa-pure-const.c (pass_ipa_pure_const): Update.
911 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
913 * ipa-inline.c (pass_ipa_inline): Update.
914 * ipa.c (pass_ipa_whole_program): Update.
915 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
916 * passes.c (ipa_write_summaries_1): Do not test wpa.
917 (ipa_write_optimization_summaries_1): New.
918 (ipa_write_optimization_summaries): New.
919 (ipa_read_summaries): Do not test ltrans.
920 (ipa_read_optimization_summaries_1): New.
921 (ipa_read_optimization_summaries): New.
923 2010-04-21 Jan Hubicka <jh@suse.cz>
925 * lto-cgraph.c (lto_output_node): Do not output comdat groups
927 (output_cgraph): Do not arrange comdat groups for boundary nodes.
929 2010-04-21 Jakub Jelinek <jakub@redhat.com>
932 * dwarf2out.c (add_name_and_src_coords_attributes): Add
933 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
935 2010-04-21 Jan Hubicka <jh@suse.cz>
937 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
939 2010-04-21 Jan Hubicka <jh@suse.cz>
941 * varpool.c (decide_is_variable_needed): Variable is always needed
944 2010-04-21 Jan Hubicka <jh@suse.cz>
946 * opts.c (decode_options): Enable pure-const pass for whopr.
948 2010-04-21 Jan Hubicka <jh@suse.cz>
950 * cgraph.c (dump_cgraph_node): Dump also assembler name.
951 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
953 (cgraph_decide_inlining): Do not expect callee to be removed in all
956 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
958 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
960 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.md (x86_shrd): Add athlon_decode and
963 amdfam10_decode attributes.
965 2010-04-21 Jakub Jelinek <jakub@redhat.com>
968 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
969 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
970 (lower_copyprivate_clauses): Use private var in outer
971 context instead of original var. Make sure the types
972 are correct for VLAs.
974 2010-04-21 Richard Guenther <rguenther@suse.de>
976 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
977 to non-pointer objects.
979 2010-04-21 Jakub Jelinek <jakub@redhat.com>
981 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
982 last chain entry if it starts with the still current label.
983 (add_location_or_const_value_attribute): Check that
984 loc_list->first->next is NULL instead of comparing ->first with ->last.
985 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
986 to add_var_loc_to_decl.
988 * dwarf2out.c (output_call_frame_info): For dw_cie_version
989 >= 4 add also address size and segment size fields into CIE header.
991 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
992 long as address size is the same as sizeof (void *) and
994 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
995 address size or segment size is unexpected, return DW_EH_PE_omit.
996 (classify_object_over_fdes): If get_cie_encoding returned
997 DW_EH_PE_omit, return -1.
998 (init_object): If classify_object_over_fdes returned -1,
999 pretend there were no FDEs at all.
1001 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1003 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1004 bswap{si,di}2 using SWI48 mode iterator.
1005 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1006 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1007 set modrm attribute of bswap insn to 0 and remove length attribute.
1008 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1009 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1010 set mode attribute to <MODE> and remove length attribute.
1012 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1014 PR rtl-optimization/43520
1015 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1016 zero available registers.
1018 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1020 * builtins.c (fold_builtin_cproj): Fold more cases.
1022 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1025 (fold_builtin_1): Fold builtin cproj.
1026 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1027 Use ATTR_CONST_NOTHROW_LIST.
1029 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1031 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1032 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1033 ffsi2_no_cmove for !TARGET_CMOVE.
1034 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1035 (ffssi2): Remove expander.
1036 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1038 (ctz<mode>2): Ditto from ctz{si,di}2.
1039 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1041 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1044 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1046 * dwarf2out.c (AT_linkage_name): Define.
1047 (clone_as_declaration): Handle DW_AT_linkage_name.
1048 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1049 of DW_AT_MIPS_linkage_name.
1050 (move_linkage_attr): Likewise.
1051 (dwarf2out_finish): Likewise.
1053 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1056 * fold-const.c (fold_comparison): New folding rule.
1058 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1060 * double-int.h (double_int_setbit): Declare.
1061 * double-int.c (double_int_setbit): New function.
1062 * rtl.h (immed_double_int_const): Declare.
1063 * emit-rtl.c (immed_double_int_const): New function.
1064 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1065 and immed_double_int_const functions.
1066 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1067 expand_copysign_bit): (Ditto.).
1068 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1069 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1070 * dojump.c (prefer_and_bit_test): (Ditto.).
1071 * expr.c (convert_modes, reduce_to_bit_field_precision,
1072 const_vector_from_tree): (Ditto.).
1073 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1075 2010-04-20 Jan Hubicka <jh@suse.cz>
1077 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1078 (dump_cgraph_node): Dump new flags.
1079 * cgraph.h (struct cgraph_node): Add flags
1080 reachable_from_other_partition and in_other_partition.
1081 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1082 other partition can not be removed.
1083 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1084 the other partition must be output; silence sanity checking on
1085 leaking functions bodies from other paritition.
1086 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1087 (lto_output_node): Output new flags; do not sanity check that inline
1088 clones are output; drop lto_forced_extern_inline_p code; do not mock
1089 visibility flags at partition boundaries.
1090 (add_node_to): New function.
1091 (output_cgraph): Use it to sort functions so masters appear before
1093 (input_overwrite_node): Input new flags.
1094 * passes.c (ipa_write_summaries): Do not call
1095 lto_new_extern_inline_states.
1096 * lto-section-out.c (forced_extern_inline,
1097 lto_new_extern_inline_states lto_delete_extern_inline_states,
1098 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1099 * lto-streamer.h (lto_new_extern_inline_states,
1100 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1101 lto_forced_extern_inline_p): Kill.
1103 2010-04-20 Richard Guenther <rguenther@suse.de>
1105 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1106 from vars that can have pointers.
1107 (process_constraint): Dump useless constraints.
1109 2010-04-20 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1112 (dump_sa_points_to_info): Remove asserts.
1113 (init_base_vars): nothing_id isn't an escape point nor does it
1116 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1118 * tree.h (TYPE_REF_IS_RVALUE): Define.
1119 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1120 should_move_die_to_comdat, prune_unused_types_walk): Handle
1121 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1122 (modified_type_die, gen_reference_type_die): Emit
1123 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1124 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1126 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1129 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1130 calls for -fpic -m31 if they have been sibcall optimized.
1132 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1134 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1135 ar.lc fixed and call-used.
1137 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1139 2010-04-19 Jan Hubicka <jh@suse.cz>
1141 * opts.c (decode_options): Disable whpr incompatible passes.
1142 * lto/lto.c (lto_1_to_1_map): Skip clones.
1143 (read_cgraph_and_symbols): Do not mark everything as needed.
1144 (do_whole_program_analysis): Do map only after optimizing;
1145 set proper cgraph_state; use passmanager.
1147 2010-04-19 DJ Delorie <dj@redhat.com>
1149 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1150 POINTER_PLUS_EXPR and fix them.
1152 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1154 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1155 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1156 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1157 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1158 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1159 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1160 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1161 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1162 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1163 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1164 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1166 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1168 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1169 (check_cond_move_block): Likewise.
1170 (cond_move_process_if_block): Likewise.
1171 (noce_find_if_block): Improve formatting.
1172 (find_if_header): Pass 0 to memset and tweak conditions.
1173 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1175 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1177 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1181 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1182 with non-local decl doesn't need chain.
1184 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1186 * ira-color.c (allocno_reload_assign): Avoid accumulating
1187 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1189 2010-04-19 Martin Jambor <mjambor@suse.cz>
1191 * gimple.h (create_tmp_reg): Declare.
1192 * gimplify.c (create_tmp_reg): New function.
1193 (gimplify_return_expr): Use create_tmp_reg.
1194 (gimplify_omp_atomic): Likewise.
1195 (gimple_regimplify_operands): Likewise.
1196 * tree-dfa.c (make_rename_temp): Likewise.
1197 * tree-predcom.c (predcom_tmp_var): Likewise.
1198 (reassociate_to_the_same_stmt): Likewise.
1199 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1200 (get_replaced_param_substitute): Likewise.
1201 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1202 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1203 * tree-ssa-pre.c (get_representative_for): Likewise.
1204 (create_expression_by_pieces): Likewise.
1205 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1206 (create_tailcall_accumulator): Likewise.
1208 2010-04-19 Martin Jambor <mjambor@suse.cz>
1210 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1212 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1214 2010-04-19 Richard Guenther <rguenther@suse.de>
1216 PR tree-optimization/43796
1217 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1218 from SCEV in the lattice.
1219 (vrp_visit_phi_node): Dump change.
1221 2010-04-19 Richard Guenther <rguenther@suse.de>
1223 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1224 * configure: Re-generated.
1226 2010-04-19 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/43783
1229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1230 constant ARRAY_REF operands two and three if possible.
1232 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1237 2010-04-19 Jie Zhang <jie@codesourcery.com>
1240 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1242 2010-04-19 Ira Rosen <irar@il.ibm.com>
1244 PR tree-optimization/37027
1245 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1246 and macro to access it.
1247 (vectorizable_reduction): Add argument.
1248 (vect_get_slp_defs): Likewise.
1249 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1250 statements for possible use in SLP.
1251 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1252 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1253 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1255 (vectorizable_reduction): Likewise.
1256 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1258 (vectorizable_type_demotion, vectorizable_type_promotion,
1259 vectorizable_store): Likewise.
1260 (vect_analyze_stmt): Update call to vectorizable_reduction.
1261 (vect_transform_stmt): Likewise.
1262 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1263 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1264 from different interleaving chains in same node.
1265 (vect_slp_rearrange_stmts): New function.
1266 (vect_supported_load_permutation_p): Allow load permutations for
1267 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1268 inside SLP nodes if necessary.
1269 (vect_analyze_slp_instance): Handle reductions.
1270 (vect_analyze_slp): Try to build SLP instances originating from groups
1272 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1273 (vect_get_constant_vectors): Create initial vectors for reductions
1274 according to reduction code. Add new argument.
1275 (vect_get_slp_defs): Add new argument, pass it to
1276 vect_get_constant_vectors.
1277 (vect_schedule_slp_instance): Remove SLP tree root statements.
1279 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1281 * tree.h (ENUM_IS_SCOPED): Define.
1282 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1283 for ENUM_IS_SCOPED enums.
1285 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1287 * fold-const.c (fold_comparison): Use ssizetype.
1288 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1289 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1290 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1291 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1293 * tree.h (initialize_sizetypes): Remove parameter.
1294 (build_common_tree_nodes): Remove second parameter.
1295 * stor-layout.c (initialize_sizetypes): Remove parameter.
1296 Always create an unsigned type.
1297 (set_sizetype): Assert that the passed type is unsigned and simplify.
1298 * tree.c (build_common_tree_nodes): Remove second parameter.
1299 Adjust call to initialize_sizetypes.
1300 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1301 build_common_tree_nodes.
1303 2010-04-18 Matthias Klose <doko@ubuntu.com>
1305 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1307 2010-04-18 Ira Rosen <irar@il.ibm.com>
1309 PR tree-optimization/43771
1310 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1311 load permutation doesn't have gaps.
1313 2010-04-18 Jan Hubicka <jh@suse.cz>
1315 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1316 (sse_prologue_save_insn expander): Use new pattern.
1317 (sse_prologue_save_insn1): New pattern and splitter.
1318 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1320 * i386.c (setup_incoming_varargs_64): Do not compute jump
1322 (ix86_gimplify_va_arg): Update alignment needed.
1323 (ix86_local_alignment): Do not align all local arrays to 128bit.
1325 2010-04-17 Jan Hubicka <jh@suse.cz>
1327 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1329 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1331 * arm.md (negdi2): Remove redundant code to force values into a
1334 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1336 * arm/bpabi.S: Add EABI alignment attributes to objects.
1337 * arm/bpabi-v6m.S: Likewise.
1338 * arm/crti.asm: Likewise.
1339 * arm/crtn.asm: Likewise.
1340 * arm/lib1funcs.asm: Likewise.
1341 * arm/libunwind.S: Likewise.
1343 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1345 * arm-protos.h (tune_params): New structure.
1346 * arm.c (current_tune): New variable.
1347 (arm_constant_limit): Delete.
1348 (struct processors): Add pointer to the tune parameters.
1349 (arm_slowmul_tune): New tuning option.
1350 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1351 (all_cores): Adjust to pick up the tuning model.
1352 (arm_constant_limit): New function.
1353 (arm_override_options): Select the appropriate tuning model. Delete
1354 initialization of arm_const_limit.
1355 (arm_split_constant): Use the new constant-limit model.
1356 (arm_rtx_costs): Pick up the current tuning model.
1357 * arm.md (is_strongarm, is_xscale): Delete.
1358 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1359 for Xscale variant architectures.
1360 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1362 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1364 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1366 (arm_rtx_costs_1): Remove unused variable extra_cost.
1367 (arm_unwind_emit_set): Use variable offset.
1368 (thumb1_output_casesi): Remove unused variable flags.
1370 2010-04-16 Jeff Law <law@redhat.com>
1372 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1373 needing assignment rather than doing a two-phase assignment. Remove
1374 unused variable 'm'.
1376 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1379 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1381 2010-04-16 Doug Kwan <dougkwan@google.com>
1383 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1384 (next_operand_entry_id): New static variable.
1385 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1386 (add_to_ops_vec): Assigned unique ID to operand entry.
1387 (struct oecount_s): New field ID.
1388 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1389 (undistribute_ops_list): Assign unique IDs to oecounts.
1390 (init_reassoc): reset next_operand_entry_id.
1392 2010-04-16 Doug Kwan <dougkwan@google.com>
1394 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1395 missing left parenthesis.
1397 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1399 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1400 *btdi_rex64 using SWI48 mode iterator.
1401 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1402 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1403 *jcc_btdi_mask_rex64.
1405 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1407 * double-int.h (tree_to_double_int): Convert to macro.
1408 * double-int.c (tree_to_double_int): Remove.
1410 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1413 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1414 with want_address 2 and in case a single element list might be
1415 possible, call it again with want_address 0.
1417 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1419 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1420 case 'W' print operands for HI mode.
1421 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1422 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1423 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1424 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1426 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1428 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1429 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1430 #xx:3 and #xx:4 mode.
1432 * config/h8300/h8300.md (inverted load with HImode dest): Add
1433 support for H8300SX.
1435 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1436 satisfy 'U' constraint.
1438 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1440 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1441 * configure: Regenerate.
1442 * config.in: Regenerate.
1443 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1446 2010-04-16 Richard Guenther <rguenther@suse.de>
1448 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1449 (struct tree_decl_common): ... here.
1450 (DECL_PT_UID): Adjust.
1451 (SET_DECL_PT_UID): Likewise.
1452 (DECL_PT_UID_SET_P): Likewise.
1454 2010-04-16 Richard Guenther <rguenther@suse.de>
1456 PR tree-optimization/43572
1457 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1458 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1459 * tree-flow.h (is_call_clobbered): Remove.
1460 * tree-flow-inline.h (is_call_clobbered): Likewise.
1461 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1462 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1463 (execute_return_slot_opt): Adjust.
1464 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1465 check for call clobbered vars here.
1466 (find_tail_calls): Move tailcall verification to the
1469 2010-04-16 Diego Novillo <dnovillo@google.com>
1471 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1473 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1476 * config/arm/arm.md (cbranchqi4): New pattern.
1477 * config/arm/predicates.md (const0_operand,
1478 cbranchqi4_comparison_operator): New predicates.
1480 2010-04-16 Richard Guenther <rguenther@suse.de>
1482 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1483 (dump_gimple_stmt): Likewise.
1485 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1487 * recog.h (struct recog_data): New field is_operator.
1488 (struct insn_operand_data): New field is_operator.
1489 * recog.c (extract_insn): Set recog_data.is_operator.
1490 * genoutput.c (output_operand_data): Emit code to set the
1492 * reload.c (find_reloads): Use it rather than testing for an
1493 empty constraint string.
1496 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1497 If the previous insn is a cbranchsi4_insn with the same arguments,
1498 omit the compare instruction.
1500 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1501 register, inputs must be low registers and we need a low register
1502 scratch. Handle alternative 2 like alternative 3.
1504 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1506 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1507 don't call get_addr on both. If one expression is a VALUE and
1508 the other a REG, check VALUE's locs if the REG isn't among them.
1510 2010-04-16 Christian Bruel <christian.bruel@st.com>
1512 * config/sh/sh.h (sh_frame_pointer_required): New function.
1513 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1514 (flag_omit_frame_pointer) Set.
1515 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1516 (rounded_frame_size): Adjust size with outgoing_args_size.
1517 (sh_set_return_address): Must return from stack pointer.
1518 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1519 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1520 (ACCUMULATE_OUTGOING_ARGS): Define.
1521 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1522 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1524 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1527 * config/sh/sh.c (sh_legitimize_reload_address): Use
1528 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1529 Remove a unneeded check for offset_base.
1531 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1533 * configure: Regenerated.
1535 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1537 * config/s390/s390.c (s390_call_save_register_used): Switch back
1538 to HARD_REGNO_NREGS.
1540 2010-04-15 Richard Guenther <rguenther@suse.de>
1542 * alias.c (alias_set_subset_of): Handle alias-set zero
1545 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1546 Julian Brown <julian@codesourcery.com>
1548 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1549 alternatives according to use of high and low regs.
1550 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1551 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1552 optimizing for size on Thumb-2.
1554 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1556 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1558 2010-04-15 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa-structalias.c (struct variable_info): Add
1562 (new_var_info): Initialize it.
1563 (dump_constraints): Support printing last added constraints.
1564 (debug_constraints): Adjust.
1565 (dump_constraint_graph): Likewise.
1566 (make_heapvar_for): Check for NULL cfun.
1567 (get_function_part_constraint): New function.
1568 (get_fi_for_callee): Likewise.
1569 (find_func_aliases): Properly implement IPA PTA constraints.
1570 (process_ipa_clobber): New function.
1571 (find_func_clobbers): Likewise.
1572 (insert_into_field_list_sorted): Remove.
1573 (create_function_info_for): Properly allocate vars for IPA mode.
1574 Do not use insert_into_field_list_sorted.
1575 (create_variable_info_for): Properly generate constraints for
1576 global vars in IPA mode.
1577 (dump_solution_for_var): Always dump the solution.
1578 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1579 (find_what_var_points_to): Adjust.
1580 (pt_solution_set): Change.
1581 (pt_solution_ior_into): New function.
1582 (pt_solution_empty_p): Export.
1583 (pt_solution_includes_global): Adjust.
1584 (pt_solution_includes_1): Likewise.
1585 (pt_solutions_intersect_1): Likewise.
1586 (dump_sa_points_to_info): Check some invariants.
1587 (solve_constraints): Move constraint dumping ...
1588 (compute_points_to_sets): ... here.
1589 (ipa_pta_execute): ... and here.
1590 (compute_may_aliases): Do not re-compute points-to info
1591 locally if IPA info is available.
1592 (ipa_escaped_pt): New global var.
1593 (ipa_pta_execute): Properly implement IPA PTA.
1594 * tree-into-ssa.c (dump_decl_set): Support dumping
1595 decls not in referenced-vars.
1596 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1597 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1598 (dump_points_to_solution): Likewise.
1599 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1600 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1601 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1602 (copy_decl_to_var): Copy DECL_PT_UID.
1603 (copy_result_decl_to_var): Likewise.
1604 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1605 (copy_node_stat): Copy it.
1606 * tree.h (DECL_PT_UID): New macro.
1607 (SET_DECL_PT_UID): Likewise.
1608 (DECL_PT_UID_SET_P): Likewise.
1609 (struct tree_decl_minimal): Add pt_uid member.
1610 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1611 (pt_solution_empty_p): Declare.
1612 (pt_solution_set): Adjust.
1613 (ipa_escaped_pt): Declare.
1614 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1615 * gimple-pretty-print.c (pp_points_to_solution): New function.
1616 (dump_gimple_call): Dump call clobber/use information.
1617 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1618 * tree-pass.h (TDF_ALIAS): New dump option.
1619 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1620 * doc/invoke.texi (-fipa-pta): Update documentation.
1622 2010-04-15 Richard Guenther <rguenther@suse.de>
1624 * Makefile.in (OBJS-common): Add gimple-fold.o.
1625 (gimple-fold.o): New rule.
1626 * tree.h (maybe_fold_offset_to_reference,
1627 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1629 * gimple.h: ... here.
1630 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1631 may_propagate_address_into_dereference): Move prototypes ...
1632 * gimple.h: ... here.
1633 * tree-ssa-ccp.c (get_symbol_constant_value,
1634 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1635 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1636 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1637 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1638 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1639 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1640 gimplify_and_update_call_from_tree): Move ...
1641 * gimple-fold.c: ... here. New file.
1642 (ccp_fold_builtin): Rename to ...
1643 (gimple_fold_builtin): ... this.
1644 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1646 2010-04-15 Richard Guenther <rguenther@suse.de>
1648 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1649 fit_double_type, force_fit_type_double, add_double_with_sign,
1650 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1651 lrotate_double, rrotate_double, div_and_round_double): Move ...
1652 * double-int.c: ... here.
1653 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1654 add_double, neg_double, mul_double_with_sign, mul_double,
1655 lshift_double, rshift_double, lrotate_double, rrotate_double,
1656 div_and_round_double): Move prototypes ...
1657 * double-int.h: ... here.
1659 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1662 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1663 matching constraints to ensure inputs match the output.
1665 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1668 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1669 in an input-only operand.
1671 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1673 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1674 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1675 (double_int_negative_p): Convert to static inline function.
1676 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1677 (double_int_negative_p): Remove.
1678 * tree.h (lshift_double, rshift_double):
1679 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1680 * fold-const.c (fold_convert_const_int_from_real,
1681 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1682 (lshift_double): Change type of arith argument to bool.
1683 (rshift_double): Change type of arith argument to bool. Correct
1685 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1687 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
1690 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
1691 at the start and end of the then/else blocks, and omit them from the
1693 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
1694 argument; all callers changed. Pass zero to old_insns_match_p instead.
1695 (flow_find_head_matching_sequence): New function.
1696 (old_insns_match_p): Check REG_EH_REGION notes for calls.
1697 * basic-block.h (flow_find_cross_jump,
1698 flow_find_head_matching_sequence): Declare functions.
1700 2010-04-14 Jason Merrill <jason@redhat.com>
1703 * c-common.c (attribute_takes_identifier_p): New fn.
1704 * c-common.h: Declare it.
1706 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1708 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
1710 (*udivmod<mode>4): Ditto.
1712 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/i386.md (maxmin_int): Rename code attribute from
1715 maxminiprefix and update all users.
1716 (maxmin_float): Ditto from maxminfprefix.
1717 (logic): Ditto from logicprefix.
1718 (absneg_mnemonic): Ditto from absnegprefix.
1719 * config/i386/mmx.md: Update all users of maxminiprefix,
1720 maxminfprefix and logicprefix for rename.
1721 * config/i386/sse.md: Ditto.
1722 * config/i386/sync.md (sync_<code><mode>): Update for
1725 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
1728 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
1729 warnings converted to errors.
1731 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1733 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
1734 used insn_type variable.
1735 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
1736 to avoid set-but-not-used warning.
1738 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1740 * df-core.c (df_ref_debug): Change format string placeholder
1742 * dwarf2asm.c (dw2_asm_output_data_raw,
1743 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
1744 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
1745 * dwarf2out.c (output_cfi, output_cfi_directive,
1746 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
1747 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
1749 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
1750 * print-rtl.c (print_rtx): Ditto.
1752 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1755 * builtins.c (expand_builtin_pow_root): New function to expand pow
1756 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
1757 series of sqrt and cbrt calls under -ffast-math.
1758 (expand_builtin_pow): Call it.
1760 2010-04-14 Michael Matz <matz@suse.de>
1762 PR tree-optimization/42963
1763 * tree-cfg.c (touched_switch_bbs): New static variable.
1764 (group_case_labels_stmt): New function broken out from ...
1765 (group_case_labels): ... here, use the above.
1766 (start_recording_case_labels): Allocate touched_switch_bbs.
1767 (end_recording_case_labels): Deallocate it, call
1768 group_case_labels_stmt.
1769 (gimple_redirect_edge_and_branch): Remember index of affected BB.
1771 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1773 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
1776 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
1780 2010-04-13 Jan Hubicka <jh@suse.cz>
1782 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
1783 of optimized out static functions.
1784 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
1785 cost computation. Also sanity check for overflows.
1786 (update_caller_keys): Update cgraph_edge_badness call; properly
1787 update fibheap and sanity check that it is up to date.
1788 (add_new_edges_to_heap): Update cgraph_edge_badness.
1789 (cgraph_decide_inlining_of_small_function): Likewise;
1790 add sanity checking that badness in heap is up to date;
1791 improve dumping of reason; Update badness of calls to the
1792 offline copy of function currently inlined; dump badness
1793 of functions not inlined because of unit growth limits.
1795 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1798 * c-common.c (pointer_int_sum): Disregard overflow that occured only
1799 because of sign-extension change when converting to sizetype here...
1800 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
1802 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
1803 the folding to constants. Remove redundant final conversion.
1804 (fold_binary) <associate>: Do not associate if the re-association of
1805 constants alone overflows.
1806 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
1807 to the end of the list.
1808 (multiple_of_p) <COND_EXPR>: New case.
1810 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
1812 * opt-functions.awk (opt_sanitized_name): New.
1814 * optc-gen.awk: Use it
1815 * opth-gen.awk: Use it.
1817 2010-04-13 Martin Jambor <mjambor@suse.cz>
1819 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1820 (sra_modify_assign): Delete stmts loading dead data even if racc has no
1821 children. Call replace_uses_with_default_def_ssa_name to handle
1824 2010-04-13 Michael Matz <matz@suse.de>
1827 * builtins.c (expand_builtin_interclass_mathfn): Also create
1828 a register if the predicate doesn't match.
1830 2010-04-13 Diego Novillo <dnovillo@google.com>
1832 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1833 * c-pch.c: Include timevar.h.
1834 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1835 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1836 * ggc-common.c: Include timevar.h.
1837 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1838 * timevar.def (TV_PCH_SAVE): Define.
1839 (TV_PCH_CPP_SAVE): Define.
1840 (TV_PCH_PTR_REALLOC): Define.
1841 (TV_PCH_PTR_SORT): Define.
1842 (TV_PCH_RESTORE): Define.
1843 (TV_PCH_CPP_RESTORE): Define.
1845 2010-04-13 Michael Matz <matz@suse.de>
1847 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1849 (can_reassociate_p): New function.
1850 (break_up_subtract_bb, reassociate_bb): Use it.
1852 2010-04-13 Richard Guenther <rguenther@suse.de>
1855 * builtins.c (c_readstr): Fix assert.
1857 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
1859 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1860 when generating cltd insn.
1862 (*ashl<mode>3_1): Remove special handling for register operand 2.
1863 (*ashlsi3_1_zext): Ditto.
1864 (*ashlhi3_1): Ditto.
1865 (*ashlhi3_1_lea): Ditto.
1866 (*ashlqi3_1): Ditto.
1867 (*ashlqi3_1_lea): Ditto.
1868 (*<shiftrt_insn><mode>3_1): Ditto.
1869 (*<shiftrt_insn>si3_1_zext): Ditto.
1870 (*<shiftrt_insn>qi3_1_slp): Ditto.
1871 (*<rotate_insn><mode>3_1): Ditto.
1872 (*<rotate_insn>si3_1_zext): Ditto.
1873 (*<rotate_insn>qi3_1_slp): Ditto.
1875 2010-04-13 Richard Guenther <rguenther@suse.de>
1877 * tree-ssa-structalias.c (callused_id): Remove.
1878 (call_stmt_vars): New.
1879 (get_call_vi): Likewise.
1880 (lookup_call_use_vi): Likewise.
1881 (lookup_call_clobber_vi): Likewise.
1882 (get_call_use_vi): Likewise.
1883 (get_call_clobber_vi): Likewise.
1884 (make_transitive_closure_constraints): Likewise.
1885 (handle_const_call): Adjust to do per-call call-used handling.
1886 (handle_pure_call): Likewise.
1887 (find_what_var_points_to): Remove general callused handling.
1888 (init_base_vars): Likewise.
1889 (init_alias_vars): Initialize call_stmt_vars.
1890 (compute_points_to_sets): Process call-used and call-clobbered
1891 vars for call statements.
1892 (delete_points_to_sets): Free call_stmt_vars.
1894 2010-04-13 Richard Guenther <rguenther@suse.de>
1896 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1897 Only add RW dependence for dependence distance zero.
1898 Adjust maximal vectorization factor according to dependences.
1899 Move alignment handling ...
1900 (vect_find_same_alignment_drs): ... here. New function.
1901 (vect_analyze_data_ref_dependences): Adjust.
1902 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1903 (vect_analyze_data_refs): Adjust minimal vectorization factor
1904 according to data references.
1905 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1906 dependences before determining the vectorization factor.
1907 Analyze alignment after determining the vectorization factor.
1908 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1909 dependences before alignment.
1910 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1912 (vect_analyze_data_refs): Likewise.
1913 (MAX_VECTORIZATION_FACTOR): New define.
1915 2010-04-13 Duncan Sands <baldrick@free.fr>
1917 * except.h (lang_eh_type_covers): Remove.
1918 * except.c (lang_eh_type_covers): Likewise.
1920 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1921 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1923 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1924 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1925 UNITS_PER_LONG where it is ABI relevant.
1926 (s390_return_addr_rtx): Likewise.
1927 (s390_back_chain_rtx): Likewise.
1928 (s390_frame_area): Likewise.
1929 (s390_frame_info): Likewise.
1930 (s390_initial_elimination_offset): Likewise.
1931 (save_gprs): Likewise.
1932 (s390_emit_prologue): Likewise.
1933 (s390_emit_epilogue): Likewise.
1934 (s390_function_arg_advance): Likewise.
1935 (s390_function_arg): Likewise.
1936 (s390_va_start): Likewise.
1937 (s390_gimplify_va_arg): Likewise.
1938 (s390_function_profiler): Likewise.
1939 (s390_optimize_prologue): Likewise.
1940 (s390_rtx_costs): Likewise.
1941 (s390_secondary_reload): Likewise.
1942 (s390_promote_function_mode): Likewise.
1943 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1944 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1945 registers available.
1946 (s390_unwind_word_mode): New function.
1947 (s390_function_value): Split 64 bit values into register pair if
1948 used as return value.
1949 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1950 function call parameters. Handle parallels.
1951 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1952 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1953 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1954 (s390_expand_setmem): Remove unused variable src_addr.
1955 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1956 deal with 64 bit registers.
1957 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1958 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1959 (UNITS_PER_LONG): New macro.
1960 * libjava/include/s390-signal.h: Define extended ucontext
1961 structure containing the upper halfs of the 64 bit registers.
1963 2010-04-13 Simon Baldwin <simonb@google.com>
1965 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1967 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1969 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1970 rvalue on the RHS if the LHS is of a non-renamable type.
1971 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1973 2010-04-13 Matthias Klose <doko@ubuntu.com>
1975 * gcc.c (cc1_options): Handle -iplugindir before processing
1976 the cc1 spec. Only add -iplugindir once.
1977 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1979 * common.opt (iplugindir): Remove `Separate' property, initialize.
1980 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1982 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1983 (distclean): Remove plugin dir.
1984 * doc/invoke.texi: Document -iplugindir.
1986 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1988 * doc/plugins.texi (Loading Plugins): Document short
1989 -fplugin=foo option.
1990 (Plugin API): Mention default_plugin_dir_name function.
1992 * gcc.c (find_file_spec_function): Add new declaration.
1993 (static_spec_func): Use it for "find-file".
1994 (find_file_spec_function): Add new function.
1995 (cc1_options): Add -iplugindir option if -fplugin* options found.
1997 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1999 * plugin.c (add_new_plugin): Updated comment, and handle short
2001 (default_plugin_dir_name): Added new function.
2003 * common.opt (iplugindir): New option to set the plugin directory.
2005 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2007 * config/i386/i386.md (any_rotate): New code iterator.
2008 (rotate_insn): New code attribute.
2010 (SWIM124): New mode iterator.
2011 (<rotate_insn>ti3): New expander.
2012 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2013 any_rotate code iterator.
2014 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2015 using any_rotate code iterator and SWIM124 mode iterator.
2016 (ix86_rotlti3): New insn_and_split pattern.
2017 (ix86_rotrti3): Ditto.
2018 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2019 ix86_rotl{di,ti}3 patterns.
2020 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2021 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2022 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2023 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2024 code iterator and SWI mode iterator.
2025 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2026 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2028 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2029 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2030 (bswap rotatert splitter): Add splitter.
2031 (bswap splitter): Macroize splitter using any_rotate code iterator.
2032 Add insn predicate to split only for TARGET_USE_XCHGB or when
2033 optimizing function for size.
2035 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2037 * config/pa/pa.c (emit_move_sequence): Remove use of
2038 deleted variable flag_argument_noalias.
2040 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2042 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2044 Add to unsupported targets list.
2045 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2046 sparc*-sun-solaris2.[567]* from target lists.
2047 * configure: Regenerate.
2048 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2050 Remove Solaris 7 patch references.
2051 (Specific, sparc-sun-solaris2.7): Removed.
2052 (sparc-sun-solaris2*): Update Solaris 7 example.
2053 (sparc64-*-solaris2*): Likewise.
2055 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2057 * config.build (alpha*-dec-osf4*): Remove.
2058 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2059 of obsolete configurations.
2060 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2062 * config/alpha/t-osf4: Renamed to ...
2063 * config/alpha/t-osf5: ... this.
2064 * config/alpha/osf.h: Renamed to ...
2065 * config/alpha/osf5.h: ... this.
2066 Merged old osf5.h contents.
2068 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2069 (EXTRA_SPECS): Removed.
2070 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2071 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2074 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2076 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2078 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2081 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2082 __thiscall convention.
2084 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2086 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2088 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2090 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2092 * function.c (assign_parms_initialize_all): Add unused attribute
2095 2010-04-12 Richard Guenther <rguenther@suse.de>
2097 * gsstruct.def (GSS_CALL): New.
2098 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2099 * gimple.h: Include tree-ssa-alias.h.
2100 (struct gimple_statement_call): New.
2101 (union gimple_statement_struct_d): Add gimple_call member.
2102 (gimple_call_reset_alias_info): Declare.
2103 (gimple_call_use_set): New function.
2104 (gimple_call_clobber_set): Likewise.
2105 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2106 * gimple.c (gimple_call_reset_alias_info): New function.
2107 (gimple_build_call_1): Call it.
2108 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2109 * tree-inline.c (remap_gimple_stmt): Likewise.
2110 (expand_call_inline): Remove callused handling.
2111 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2112 * tree-dfa.c (dump_variable): Likewise.
2113 * tree-parloops.c (parallelize_loops): Likewise.
2114 * tree-ssa.c (init_tree_ssa): Likewise.
2115 (delete_tree_ssa): Likewise.
2116 * tree-flow-inline.h (is_call_used): Remove.
2117 * tree-flow.h (struct gimple_df): Remove callused member.
2118 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2119 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2120 (ref_maybe_used_by_call_p_1): Simplify.
2121 (call_may_clobber_ref_p_1): Likewise.
2122 * tree-ssa-structalias.c (compute_points_to_sets): Set
2123 the call stmt used and clobbered sets.
2124 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2125 (find_tail_calls): Verify the tail call.
2127 2010-04-12 Richard Guenther <rguenther@suse.de>
2129 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2130 single-iteration always-inline inlining.
2131 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2132 (cgraph_decide_inlining): Do not handle always-inline specially.
2133 (try_inline): Remove always-inline cycle detection special case.
2134 Do not recurse on always-inlines.
2135 (cgraph_early_inlining): Do not iterate if not optimizing.
2136 (cgraph_gate_early_inlining): remove.
2137 (pass_early_inline): Run unconditionally.
2138 (gate_cgraph_decide_inlining): New function.
2139 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2140 not inlining or optimizing.
2141 (cgraph_decide_inlining_of_small_functions): Also consider
2142 always-inline functions.
2143 (cgraph_default_inline_p): Return true for nodes which should
2144 disregard inline limits.
2145 (estimate_function_body_sizes): Assume zero size and time for
2146 nodes which are marked as disregarding inline limits.
2147 (cgraph_decide_recursive_inlining): Do not perform recursive
2148 inlining on always-inline nodes.
2150 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2153 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2154 for exprs satisfying handled_component_p.
2156 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2158 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2159 non-constant aggregate elements.
2161 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2162 is a real initialization.
2164 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2167 * c-decl.c (start_function): Move forward check for nested function.
2169 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2171 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2172 * config/sh/sh.c: Include reload.h.
2173 (sh_legitimize_reload_address): New.
2174 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2175 sh_legitimize_reload_address.
2177 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2179 * config/sh/sh.md (*movqi_pop): New insn pattern.
2180 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2182 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.md (any_shiftrt): New code iterator.
2185 (shiftrt_insn): New code attribute.
2187 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2188 using any_shiftrt code iterator.
2189 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2190 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2191 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2192 pattern from corresponding peephole2 patterns.
2193 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2194 using any_shiftrt code iterator.
2195 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2196 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2197 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2198 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2199 *{ashr,lshr}<mode>3_cmp_zext.
2200 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2202 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2206 (*lshr<mode>3_cconly): Ditto.
2208 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2211 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2212 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2213 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2215 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2216 from corresponding peephole2 patterns.
2217 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2218 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2219 and *lshrdi3_1_rex64 using SWI mode iterator.
2220 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2221 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2222 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2223 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2224 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2225 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2226 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2227 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2228 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2231 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2234 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2235 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2236 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2238 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2239 from corresponding peephole2 patterns.
2240 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2241 (ashrsi3_cvt): Rename from ashrsi3_31.
2242 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2243 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2244 and x86_64_shift_adj_3 using SWI48 mode iterator.
2245 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2246 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2247 and *ashrdi3_1_rex64 using SWI mode iterator.
2248 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2249 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2250 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2251 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2252 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2253 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2254 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2255 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2256 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2258 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2259 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2260 x86_shift<mode>_adj_3 expanders.
2262 2010-04-10 Wei Guozhi <carrot@google.com>
2265 * config/arm/arm.c (arm_pic_static_addr): New function.
2266 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2268 (arm_output_addr_const_extra): Output expression for new pattern.
2269 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2271 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2273 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2276 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2277 * web.c: Include "insn-config.h" and "recog.h".
2278 (union_match_dups): New function.
2279 (web_main): Call it.
2280 (union_defs): Don't try to recognize match_dups.
2282 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2283 if doing so would replace the entire pattern.
2285 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2289 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2290 and splitter pattern. Change splitter operand 1 predicate to
2293 2010-04-09 Martin Jambor <mjambor@suse.cz>
2295 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2296 lattices are addresses of CONST_DECLs with the same initial value.
2297 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2298 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2300 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2301 Bernd Schmidt <bernds@codesourcery.com>
2303 * loop-invariant.c (replace_uses): New static function.
2304 (move_invariant_reg): Use it to ensure we can replace the uses.
2306 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2308 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2310 (picochip_override_options): Enable section anchors only above -O1.
2311 (picochip_reorg): Fixed a couple of build warnings.
2313 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2315 * configure.ac (plugin -rdynamic test): Log result.
2316 * configure: Regenerate.
2317 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2318 (RDYNAMIC_SPEC): Define.
2319 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2321 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2323 * configure.ac: Determine Sun ld version numbers.
2324 (comdat_group): Restrict GNU ld version checks to gld.
2325 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2326 (enable_comdat): Support --enable-comdat.
2327 * configure: Regenerate.
2328 * doc/install.texi (Configuration): Document --enable-comdat.
2330 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2332 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2333 * config/sol2-gld.h: ... here.
2334 * config.gcc (sparc*-*-solaris2*): Reflect this.
2335 (i[34567]86-*-solaris2*): Use it.
2337 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2339 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2341 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2343 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2346 * diagnostic.c (diagnostic_initialize): Initialize
2347 some_warnings_are_errors.
2348 (diagnostic_finish): New.
2349 (diagnostic_action_after_output): Call it before exiting.
2350 (diagnostic_report_diagnostic): Do not print message here. Set
2351 some_warnings_are_errors.
2352 * diagnostic.h (diagnostic_context): Delete
2353 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2354 (diagnostic_finish): Declare.
2355 * toplev.c (toplev_main): Call it before exit.
2357 2010-04-09 Jason Merrill <jason@redhat.com>
2360 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2361 for incomplete type.
2364 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2365 based on a warning flag.
2367 2010-04-09 Richard Guenther <rguenther@suse.de>
2369 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2371 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2374 * varasm.c (default_assemble_visibility): Wrap vars that are
2375 set, but unused, by targets without GAS.
2376 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2377 Remove set, but unused, vars.
2378 (rs6000_legitimize_tls_address): Likewise.
2379 (altivec_expand_dst_builtin): Likewise.
2380 * config/darwin.c (machopic_classify_symbol): Likewise.
2381 (machopic_indirection_name): Likewise.
2383 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2385 * config/i386/i386.md (DWI): New mode iterator.
2386 (S): New mode attribute.
2387 (shift_operand): Ditto.
2388 (shift_immediate_operand): Ditto.
2389 (ashl_input_operand): Ditto.
2390 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2391 using SDWIM mode iterator.
2392 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2393 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2395 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2396 from corresponding peephole2 patterns.
2397 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2398 and x86_64_shift_adj_1 using SWI48 mode iterator.
2399 (x86_shift<mode>_adj_2): Ditto.
2400 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2401 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2402 using SWI48 mode iterator.
2403 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2404 *ashldi3_cmp_rex64 using SWI mode iterator.
2405 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2406 *ashldi3_cconly_rex64 using SWI mode iterator.
2407 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2408 x86_shift<mode>_adj_{1,2}.
2409 (ix86_split_ashr): Ditto.
2410 (ix86_split_lshr): Ditto.
2412 2010-04-09 Richard Guenther <rguenther@suse.de>
2414 * target.h (builtin_conversion): Pass in input and output types.
2415 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2416 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2417 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2418 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2420 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2422 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2424 2010-04-09 Richard Guenther <rguenther@suse.de>
2427 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2429 2010-04-09 Richard Guenther <rguenther@suse.de>
2431 * tree-vectorizer.h (struct _stmt_vec_info): Document
2432 that vectype is the type of the LHS.
2433 (supportable_widening_operation, supportable_narrowing_operation):
2434 Get both input and output vector types as arguments.
2435 (vect_is_simple_use_1): Declare.
2436 (get_same_sized_vectype): Likewise.
2437 * tree-vect-loop.c (vect_determine_vectorization_factor):
2438 Set STMT_VINFO_VECTYPE to the vector type of the def.
2439 (vectorizable_reduction): Adjust.
2440 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2441 Adjust. Specify the output vector type.
2442 (vect_pattern_recog_1): Adjust.
2443 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2444 (vectorizable_call): Adjust.
2445 (vectorizable_conversion): Likewise.
2446 (vectorizable_operation): Likewise.
2447 (vectorizable_type_demotion): Likewise.
2448 (vectorizable_type_promotion): Likewise.
2449 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2451 (vect_is_simple_use_1): New function.
2452 (supportable_widening_operation): Get both input and output
2454 (supportable_narrowing_operation): Likewise.
2455 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2457 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2459 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2460 __thiscall and _thiscall as predefined macros.
2461 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2462 thiscall attribute handling.
2463 (ix86_comp_type_attributes): Likewise.
2464 (ix86_function_regparm): Likewise.
2465 (ix86_return_pops_args): Likewise.
2466 (init_cumulative_args): Likewise.
2467 (find_drap_reg): Likewise.
2468 (ix86_static_chain): Likewise.
2469 (x86_this_parameter): Likewise.
2470 (x86_output_mi_thunk): Likewise.
2471 (ix86_attribute_table): Add description for thiscall attribute.
2472 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2473 * doc/extend.texi: Add documentation for thiscall.
2475 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2478 * c.opt (Wint-to-pointer-cast): Available in C++.
2479 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2481 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2483 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2484 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2485 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2486 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2487 function type instead. Reorder and simplify checks.
2489 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2491 2010-04-08 Jing Yu <jingyu@google.com>
2492 Zdenek Dvorak <ook@ucw.cz>
2494 PR tree-optimization/42720
2495 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2496 loop unswitch conditions here from ...
2497 (tree_unswitch_single_loop): ... here.
2499 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2501 * tree-if-conv.c: Fix comments and simplify logic.
2503 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2505 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2506 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2507 (main_tree_if_conversion): Update call to tree_if_conversion.
2509 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2512 * doc/invoke.texi (-b,-V): Delete.
2513 * doc/tm.texi: Do not mention -b.
2514 * gcc.c (display_help): Delete -b and -V.
2515 (process_command): Delete -b and -V.
2516 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2518 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2519 Wolfgang Gellerich <gellerich@de.ibm.com>
2521 Implement target hook for loop unrolling
2522 * target.h (loop_unroll_adjust): Add a new target hook function.
2523 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2524 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2525 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2526 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2527 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2529 (decide_unroll_stupid): Likewise.
2531 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2534 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2536 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2538 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2539 (Specific, *-*-solaris2*): Likewise.
2540 Don't prefer Sun as over GNU as.
2542 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2544 * config/s390/s390.c (override_options): Adjust the z10
2545 defaults for max-unroll-times, max-completely-peeled-insns
2546 and max-completely-peel-times.
2548 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2550 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2551 instructions for z10.
2552 (s390_expand_setmem): Likewise.
2553 (s390_expand_cmpmem): Likewise.
2555 2010-04-08 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/43679
2558 * tree-ssa-pre.c (eliminate): Only propagate copies.
2560 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2563 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2564 set but not used variable warning.
2566 2010-04-08 Wei Guozhi <carrot@google.com>
2569 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2570 (arm_size_rtx_costs): Call the new function when optimized for size.
2572 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2575 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2576 op0 is not a MEM, just return NULL instead of assertion
2578 (discover_nonconstant_array_refs): Don't walk debug stmts.
2580 2010-04-08 Doug Kwan <dougkwan@google.com>
2582 * configure.ac: Recognize gold and do not use its version number
2583 to test ld features.
2584 * configure: Regenerate.
2586 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2589 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2590 (negate_value): Move code to push elements to broken_up_substracts ...
2591 (eliminate_plus_minus_pair): ... here. Push operands that have no
2592 negative pair to plus_negates.
2593 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2595 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2597 * doc/install.texi (Configuration): Move description of
2598 --enable-lto, --with-libelf*, --enable-gold from Java section to
2601 * doc/generic.texi (Working with declarations)
2602 (Function Properties, C and C++ Trees): Fix typos.
2603 * doc/sourcebuild.texi (Top Level): Likewise.
2605 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2608 * tree.h (DECL_READ_P): Define.
2609 (struct tree_decl_common): Add decl_read_flag.
2610 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2611 a set but not used warning.
2612 (merge_decls): Merge DECL_READ_P flag.
2613 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2614 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2615 * c-common.c (handle_used_attribute, handle_unused_attribute):
2617 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2619 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2621 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2622 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2623 c_parser_binary_expression, c_parser_cast_expression,
2624 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2625 Call default_function_array_read_conversion instead of
2626 default_function_array_conversion where needed.
2627 (c_parser_unary_expression, c_parser_conditional_expression,
2628 c_parser_postfix_expression_after_primary, c_parser_initelt):
2629 Likewise. Call mark_exp_read where needed.
2630 (c_parser_statement_after_labels, c_parser_asm_operands,
2631 c_parser_typeof_specifier, c_parser_sizeof_expression,
2632 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2634 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2636 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2637 (warn_unused_but_set_parameter): Default to warn_unused
2639 * doc/invoke.texi: Document -Wunused-but-set-variable and
2640 -Wunused-but-set-parameter.
2642 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2643 used count variable.
2644 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2645 when operandN variables aren't used in the body of the expander
2647 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2648 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2649 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2650 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2651 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2652 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2653 * tree.c (PROCESS_ARG): Likewise.
2655 2010-04-07 Simon Baldwin <simonb@google.com>
2657 * diagnostic.h (diagnostic_override_option_index): New macro to
2658 set a diagnostic's option_index.
2659 * c-tree.h (c_cpp_error): Add warning reason argument.
2660 * opts.c (_warning_as_error_callback): New.
2661 (register_warning_as_error_callback): Store callback for
2662 warnings enabled via enable_warning_as_error.
2663 (enable_warning_as_error): Call callback, minor code tidy.
2664 * opts.h (register_warning_as_error_callback): Declare.
2665 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2666 response to -Werror=.
2667 (c_common_init_options): Register warning_as_error_callback in opts.c.
2668 * common.opt: Add -Wno-cpp option.
2669 * c-common.c (struct reason_option_codes_t): Map cpp warning
2670 reason codes to gcc option indexes.
2671 * (c_option_controlling_cpp_error): New function, lookup the gcc
2672 option index for a cpp warning reason code.
2673 * (c_cpp_error): Add warning reason argument, call
2674 c_option_controlling_cpp_error for diagnostic_override_option_index.
2675 * doc/invoke.texi: Document -Wno-cpp.
2677 2010-04-07 Richard Guenther <rguenther@suse.de>
2679 * ipa-reference.c (mark_load): Use get_base_address.
2680 (mark_store): Likewise.
2682 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2683 inserting GIMPLE_NOPs into the IL.
2684 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2685 Explicitly strip handled components and indirect references.
2687 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2688 folding address expressions.
2689 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
2690 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
2691 operand_equal_p to compare decls.
2692 (ptr_deref_may_alias_decl_p): Likewise.
2693 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
2694 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
2695 Handle reversed comparison ops.
2696 * tree-sra.c (asm_visit_addr): Use get_base_address.
2697 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
2698 * ipa-reference.c (mark_address): Use get_base_address.
2700 2010-04-07 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2703 Propagate constants everywhere.
2705 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2708 * tree.c (MAX_INT_CACHED_PREC): Define.
2709 (nonstandard_integer_type_cache): New array.
2710 (build_nonstandard_integer_type): Cache results for precision
2711 <= MAX_INT_CACHED_PREC.
2713 2010-04-07 Richard Guenther <rguenther@suse.de>
2715 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
2716 -fargument-noalias-global, -fargument-noalias-anything): Remove.
2717 * common.opt: Likewise.
2718 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
2719 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
2720 (nonoverlapping_memrefs_p): Likewise.
2721 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
2722 * opts.c (common_handle_option): Handle OPT_fargument_alias,
2723 OPT_fargument_noalias, OPT_fargument_noalias_anything and
2724 OPT_fargument_noalias_global for backward compatibility.
2726 2010-04-07 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/43270
2729 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
2730 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
2731 * tree-ssa-pre.c (phi_translate_1): Adjust.
2732 (fully_constant_expression): Split out vn_reference handling to ...
2733 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
2734 Fold reads from constant strings.
2735 (vn_reference_lookup): Handle fully constant references.
2736 (vn_reference_lookup_pieces): Likewise.
2737 * Makefile.in (expmed.o-warn): Add -Wno-error.
2739 2010-04-07 Martin Jambor <mjambor@suse.cz>
2741 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
2743 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
2746 * gcc.c: Add -static-libstdc++ to list of recognized options.
2748 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2750 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
2752 2010-04-07 Richard Guenther <rguenther@suse.de>
2755 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
2756 bases build simple mem attributes to retain points-to information.
2758 2010-04-07 Richard Guenther <rguenther@suse.de>
2761 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
2762 preserve points-to related information.
2764 2010-04-07 Richard Guenther <rguenther@suse.de>
2767 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
2768 discard plain indirect references.
2769 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
2770 * tree.c (tree_nop_conversion): Likewise.
2772 2010-04-07 Dodji Seketeli <dodji@redhat.com>
2775 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
2777 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
2779 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
2780 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
2782 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2784 * tree-if-conv.c: Fix indentation and comments.
2786 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2788 * tree-if-conv.c: Sort static functions in topological order.
2790 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
2792 * tree-if-conv.c: Fix indentation and comments.
2794 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2797 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
2798 lang_hooks.types.type_for_size instead of
2799 build_nonstandard_integer_type.
2800 When converting an unsigned type to signed, double its precision.
2801 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
2802 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
2803 (graphite_create_new_loop_guard): When ub + 1 wraps around,
2806 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2809 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
2810 POINTER_PLUS_EXPR for pointer types.
2812 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2815 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
2816 * graphite-clast-to-gimple.c: Include langhooks.h.
2817 (max_signed_precision_type): New.
2818 (max_precision_type): Takes two types as arguments.
2819 (precision_for_value): New.
2820 (precision_for_interval): New.
2821 (gcc_type_for_interval): New.
2822 (gcc_type_for_value): New.
2823 (gcc_type_for_clast_term): New.
2824 (gcc_type_for_clast_red): New.
2825 (gcc_type_for_clast_bin): New.
2826 (gcc_type_for_clast_expr): Split up into several functions.
2827 (gcc_type_for_clast_eq): Rewritten.
2828 (compute_bounds_for_level): New.
2829 (compute_type_for_level_1): New.
2830 (compute_type_for_level): New.
2831 (gcc_type_for_cloog_iv): Removed.
2832 (gcc_type_for_iv_of_clast_loop): Rewritten.
2833 (graphite_create_new_loop): Compute the lower and upper bound types
2834 with gcc_type_for_clast_expr.
2835 (graphite_create_new_loop_guard): Same.
2836 (find_cloog_iv_in_expr): Removed.
2837 (compute_cloog_iv_types_1): Removed.
2838 (compute_cloog_iv_types): Removed.
2839 (gloog): Do not call compute_cloog_iv_types.
2840 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2842 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2843 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2844 (GBB_CLOOG_IV_TYPES): Removed.
2846 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2848 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2849 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2850 (detect_commutative_reduction): Same.
2852 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2854 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2855 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
2857 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2858 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2859 (rewrite_commutative_reductions_out_of_ssa): Same.
2860 * passes.c (execute_function_todo): Call verify_ssa for every pass
2861 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
2862 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2863 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2864 with an extra argument.
2865 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
2866 verify_ssa only when the extra argument is true.
2867 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2868 with an extra argument.
2869 (tree_transform_and_unroll_loop): Same.
2871 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
2873 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2874 for all the passes of the LNO having LOOP_CLOSED_SSA.
2875 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2876 * tree-loop-distribution.c (pass_loop_distribution): Same.
2877 * tree-pass.h (TODO_verify_loops): Removed.
2878 * tree-ssa-loop.c (pass_tree_loop_init): Same.
2880 (pass_tree_unswitch): Same.
2881 (pass_predcom): Same.
2882 (pass_vectorize): Same.
2883 (pass_linear_transform): Same.
2884 (pass_graphite_transforms): Same.
2885 (pass_iv_canon): Same.
2886 (pass_complete_unroll): Same.
2887 (pass_complete_unrolli): Same.
2888 (pass_parallelize_loops): Same.
2889 (pass_loop_prefetch): Same.
2890 (pass_iv_optimize): Same.
2892 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
2895 * passes.c (init_optimization_passes): Move pass_lim before
2896 pass_copy_prop and pass_dce_loop.
2898 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2901 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2902 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2903 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2904 MULTI_* defines for 4 argument vpermil2p* builtins.
2906 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2908 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2909 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2910 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2911 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2912 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2913 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2914 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2915 Use x86_maybe_negate_const_int to output insn mnemonic.
2916 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2917 check from instruction predicate. Update comments.
2918 * config/i386/sync.md (sync_add<mode>): Use
2919 x86_maybe_negate_const_int to output insn mnemonic.
2921 2010-04-06 Jan Hubicka <jh@suse.cz>
2923 PR tree-optimization/42906
2924 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2925 IGNORE_SELF argument. Set visited_control_parents for fully
2927 (find_obviously_necessary_stmts): Update call of
2928 mark_control_dependent_edges_necessary.
2929 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2931 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386.md: Remove comment about 'e' and 'E'
2936 2010-04-06 Richard Guenther <rguenther@suse.de>
2938 PR tree-optimization/43627
2939 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2940 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2943 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2945 * BASE-VER: Change to 4.6.0.
2948 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2951 2010-04-06 Richard Guenther <rguenther@suse.de>
2954 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2956 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2958 * doc/invoke.texi (Optimize Options): Document that LTO
2959 won't remove object access purely due to incompatible
2962 2010-04-04 Matthias Klose <doko@ubuntu.com>
2964 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2965 Initialize variable.
2967 2010-04-03 Richard Guenther <rguenther@suse.de>
2970 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2971 require a non-NULL MEM_OFFSET.
2973 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2975 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2976 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2977 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2978 config/alpha/predicates.md, config/arm/arm.md,
2979 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2980 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2981 config/darwin9.h, config/darwin.c, config/darwin.h,
2982 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2983 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2984 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2985 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2986 config/mips/mips.md, config/mn10300/mn10300.c,
2987 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2988 config/rs6000/aix.h, config/rs6000/dfp.md,
2989 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2990 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2991 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2992 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2993 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2994 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2995 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2996 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2997 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2998 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2999 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3000 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3001 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3002 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3003 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3004 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3005 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3006 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3007 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3008 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3009 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3010 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3011 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3012 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3013 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3014 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3015 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3016 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3017 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3018 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3019 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3020 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3021 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3022 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3023 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3024 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3026 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3029 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3030 * aclocal.m4: Regenerate.
3032 2010-04-02 Richard Guenther <rguenther@suse.de>
3034 PR tree-optimization/43629
3035 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3036 if we have seen a constant value.
3038 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3040 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3042 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3045 * arm.c (legitimize_tls_address): Adjust call to
3046 gen_tls_load_dot_plus_four.
3047 (arm_note_pic_base): New function.
3048 (arm_cannot_copy_insn_p): Use it.
3049 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3052 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3057 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3059 * Makefile.in ($(out_object_file)): Depend on
3060 gt-$(basename $(notdir $(out_file))).h.
3062 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3064 * config.gcc (lm32-*-rtems*): Add t-lm32.
3066 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3068 * config.gcc: Add lm32-*-rtems*.
3069 * config/lm32/rtems.h: New file.
3071 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3074 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3076 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3078 * dwarf2out.c (output_compilation_unit_header): For
3079 -gdwarf-4 use version 4 instead of version 3.
3080 (output_line_info): For version 4 and above emit additional
3081 maximum ops per insn header field.
3082 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3084 * dwarf2out.c (is_c_family, is_java): Remove.
3085 (lower_bound_default): New function.
3086 (add_bound_info, gen_descr_array_type_die): Use it.
3088 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3091 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3092 re-declaration when it happens in a function.
3094 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3096 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3097 (cgraph_remove_function_insertion_hook): Same.
3098 (cgraph_call_function_insertion_hooks): Same.
3100 2010-04-01 Richard Guenther <rguenther@suse.de>
3103 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3104 and TREE_THIS_VOLATILE.
3105 (copy_ref_info): Likewise.
3106 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3107 * tree.c (build6_stat): Ignore side-effects of all but arg5
3108 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3111 2010-04-01 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/43607
3114 * ipa-type-escape.c (check_call): Do not access non-existing
3117 2010-04-01 Richard Guenther <rguenther@suse.de>
3121 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3122 Jack Howarth <howarth@bromo.med.uc.edu>
3124 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3127 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3129 * doc/install.texi (Prerequisites): Document libelf usability on
3130 IRIX 5/6 and Solaris 2.
3131 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3132 Update GNU as, GNU ld requirements.
3133 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3134 Document Sun Studio compiler download.
3135 Update and simplify as, ld recommendations.
3136 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3138 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3140 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3141 with_tune_32 to pentium4.
3143 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3147 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3149 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3150 obsoletion, removal.
3152 Document GNU as requirement.
3153 Update configure requirements.
3154 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3155 Recomment IRIX 6.5.18+.
3156 Document IDF/IDL requirement.
3157 Document GNU as requirement.
3158 Document GNU ld bootstrap failure.
3159 Remove freeware.sgi.com reference.
3161 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3163 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3164 UNIX V4.0, V5.0 obsoletion, removal.
3165 Remove --with-gc=simple reference.
3166 Update VM requirements during bootstrap.
3167 Remove -oldas bootstrap description.
3168 Update binutils reference.
3169 Remove comparison failure note.
3171 2010-03-31 Richard Guenther <rguenther@suse.de>
3172 Zdenek Dvorak <ook@ucw.cz>
3173 Sebastian Pop <sebastian.pop@amd.com>
3176 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3177 with multiple arguments.
3178 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3180 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3182 * graphite-dependences.c (print_pddr): Call print_pdr with an
3184 * graphite-poly.c (debug_pdr): Add an extra argument for the
3187 (print_pbb_domain): Same.
3189 (print_scop_context): Same.
3191 (print_cloog): Same.
3192 (debug_pbb_domain): Same.
3196 (debug_scop_context): Same.
3198 (debug_cloog): Same.
3199 (print_scop_params): Same.
3200 (debug_scop_params): Same.
3201 (print_iteration_domain): Same.
3202 (print_iteration_domains): Same.
3203 (debug_iteration_domain): Same.
3204 (debug_iteration_domains): Same.
3205 (print_scattering_function): Same.
3206 (print_scattering_functions): Same.
3207 (debug_scattering_function): Same.
3208 (debug_scattering_functions): Same.
3209 * graphite-poly.h (debug_pdr): Update declaration.
3211 (print_pbb_domain): Same.
3213 (print_scop_context): Same.
3215 (print_cloog): Same.
3216 (debug_pbb_domain): Same.
3220 (debug_scop_context): Same.
3222 (debug_cloog): Same.
3223 (print_scop_params): Same.
3224 (debug_scop_params): Same.
3225 (print_iteration_domain): Same.
3226 (print_iteration_domains): Same.
3227 (debug_iteration_domain): Same.
3228 (debug_iteration_domains): Same.
3229 (print_scattering_function): Same.
3230 (print_scattering_functions): Same.
3231 (debug_scattering_function): Same.
3232 (debug_scattering_functions): Same.
3234 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3236 * graphite-poly.c (print_scattering_function_1): New.
3237 (print_scattering_function): Call it.
3238 (print_scop_params): Remove spaces at the end of lines.
3241 * graphite-poly.h (print_cloog): Declared.
3242 (debug_cloog): Declared.
3244 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3246 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3248 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3249 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3250 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3251 to switch between adding the IV bump in loop->latch or in loop->header.
3253 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3255 * graphite-poly.c (print_scattering_function): Pretty print following
3258 (print_pbb_domain): Same.
3259 (dump_gbb_cases): Same.
3260 (dump_gbb_conditions): Same.
3263 (print_scop_params): Same.
3264 (print_scop_context): Same.
3266 (print_pbb_body): New.
3267 (lst_indent_to): New.
3268 (print_lst): Start new lines with a #.
3269 * graphite-poly.h (pbb_bb): New.
3270 (pbb_index): Use pbb_bb.
3271 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3273 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3275 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3277 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3278 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3279 and 0 instead of 1 for dw_val_class_flag.
3280 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3281 dw_val_class_range_list, dw_val_class_loc_list,
3282 dw_val_class_lineptr and dw_val_class_macptr, use
3283 DW_FORM_flag_present for dw_val_class_flag and
3284 DW_FORM_exprloc for dw_val_class_loc.
3285 (output_die): For -gdwarf-4 print dw_val_class_loc
3286 size as uleb128 instead of 1 or 2 bytes and don't print
3287 anything for dw_val_class_flag.
3289 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3290 instead of cselib_lookup following by tweaking locs->setting_insn.
3293 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3294 even before returning from label, setjmp call or volatile asm
3297 2010-03-31 Richard Guenther <rguenther@suse.de>
3300 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3301 temporary data on stack.
3303 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3305 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3306 (PUSHSECTION_ASM_OP): Remove.
3307 (POPSECTION_ASM_OP): Remove.
3308 (PUSHSECTION_FORMAT): Remove.
3309 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3310 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3311 * config/sol2.c (solaris_output_init_fini): Use it.
3313 2010-03-31 Jie Zhang <jie@codesourcery.com>
3316 * opt-functions.awk (var_type_struct): Use signed char type
3317 for simple variables.
3319 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3321 * config/sol2.c: Include output.h.
3322 (solaris_assemble_visibility): New function.
3323 * config/t-sol2 (sol2.o): Add output.h dependency.
3324 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3325 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3328 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3331 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3332 V2SImode or XFmode on PRE_DEC.
3335 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3338 2010-03-31 Jie Zhang <jie@codesourcery.com>
3341 * reload.h (caller_save_initialized_p): Declare.
3342 * toplev.c (backend_init_target): Don't call
3343 init_caller_save but set caller_save_initialized_p to false.
3344 * caller-save.c (caller_save_initialized_p): Define.
3345 (init_caller_save): Check caller_save_initialized_p.
3346 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3348 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3351 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3352 and soft-fp/t-softfp to tmake_file.
3353 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3354 (LIBGCC2_TF_CEXT): Define.
3357 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3360 * cselib.c (n_useless_values): Document handling of debug locs.
3361 (n_useless_debug_values, n_debug_values): New variables.
3362 (new_elt_loc_list): Don't add to debug values, keep count.
3363 (promote_debug_loc): New.
3364 (cselib_reset_table): Zero new variables.
3365 (entry_and_rtx_equal_p): Promote debug locs.
3366 (discard_useless_locs): Increment n_useless_debug_values for
3368 (remove_useless_values): Adjust n_useless_values and n_debug_values
3369 with n_useless_debug_values.
3370 (add_mem_for_addr): Promote debug locs.
3371 (cselib_lookup_mem): Likewise.
3372 (cselib_lookup_addr): Renamed to...
3373 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3374 (cselib_log_lookup): ... this. Turn into...
3375 (cselib_lookup_addr): ... new wrapper.
3376 (cselib_lookup_from_insn): New.
3377 (cselib_invalidate_regno): Increment n_useless_debug_values for
3379 (cselib_invalidate_mem): Likewise.
3380 (cselib_process_insn): Take n_deleted and n_debug_values into
3381 account to guard remove_useless_value call.
3382 (cselib_finish): Zero n_useless_debug_values.
3383 * cselib.h (cselib_lookup_from_insn): Declare.
3384 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3385 (sched_analyze_2): Likewise.
3387 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3389 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3391 (adjust_mems): Replace narrowing SUBREG of expression containing
3392 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3393 with operations in the narrower mode.
3396 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3397 regs_invalidated_by_call instead all call_used_reg_set registers.
3399 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3402 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3403 pointer comparisons with types_compatible_p.
3404 * tree-vect-stmts.c (vectorizable_call): Same.
3405 (vectorizable_condition): Same.
3407 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3409 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3410 stack check if the mask would be zero.
3412 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3413 Jack Howarth <howarth@bromo.med.uc.edu>
3415 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3418 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3421 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3423 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3424 Include ___unordxf2 and ___unordtf2.
3425 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3428 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3430 * config/lm32/t-lm32: New file.
3431 * config.gcc: Use the above file when targetting lm32.
3433 2010-03-28 Duncan Sands <baldrick@free.fr>
3435 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3437 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3440 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3441 Improve vectorization cost model diagnostic.
3443 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3446 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3447 compute_data_dependences_for_loop returns false, early exit
3448 and output an extra diagnostic for the failed data reference
3451 2010-03-29 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/43560
3454 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3455 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3457 2010-03-29 Jie Zhang <jie@codesourcery.com>
3460 * toplev.c (process_options): Set optimization_default_node
3461 and optimization_current_node.
3462 * opts.c (decode_options): Don't set optimization_default_node
3463 and optimization_current_node.
3465 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3467 * config/rtems.h: Abandon -qrtems_debug.
3469 2010-03-28 Jan Hubicka <jh@suse.cz>
3471 PR tree-optimization/43505
3472 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3473 map should not be copied.
3475 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3478 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3479 cdtors, set DECL_PRESERVE_P.
3480 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3483 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3485 PR tree-optimization/43528
3486 * stor-layout.c (place_field): Check that constant fits into
3487 unsigned HWI when skipping calculation of MS bitfield layout.
3489 2010-03-27 Jan Hubicka <jh@suse.cz>
3492 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3493 notice_global_symbol work.
3495 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3497 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3498 instead of dwarf2out_decl.
3499 (struct var_loc_node): Remove section_label field.
3500 (dwarf2out_function_decl): New function.
3501 (dwarf2out_var_location): Don't set section_label field.
3502 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3504 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3506 PR tree-optimization/43544
3507 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3508 First argument for builtin vectorized function hook is now a
3509 tree to be able to distinguish between machine specific and
3511 * targhooks.c (default_builtin_vectorized_function): Ditto.
3512 * targhooks.h (default_builtin_vectorized_function): Ditto.
3513 * target.h (struct gcc_target): Ditto.
3514 * tree-vect-stmts.c (vectorizable_function): Ditto.
3515 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3516 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3519 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3522 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3523 nested binding iff it is a FUNCTION_DECL.
3524 (store_parm_decls_newstyle): Pass nested=true to bind for
3525 FUNCTION_DECLs amongst parameters.
3527 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3529 * var-tracking.c (vt_expand_loc_callback): Don't run
3530 cselib_expand_value_rtx_cb in dummy mode if
3531 cselib_dummy_expand_value_rtx_cb returned false.
3533 * var-tracking.c (emit_note_insn_var_location): For one part
3534 notes with offset 0, don't add EXPR_LIST around the location.
3535 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3536 add_location_or_const_value_attribute): Adjust for that change.
3539 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3540 into first operand and location into second.
3541 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3542 dw_cfi_oprnd_loc for DW_CFA_expression.
3543 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3544 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3545 assume first argument is regnum and second argument is location.
3547 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3550 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3551 of scratch register to DImode. Split to DImode comparison operator.
3552 Use SImode subreg of scratch register in the multiplication.
3553 (*cmp_sadd_sidi): Ditto.
3554 (*cmp_ssub_si): Ditto.
3555 (*cmp_ssub_sidi): Ditto.
3557 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3560 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3561 Remove invalid assert and wrong comment.
3563 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3566 * flags.h (final_insns_dump_p): New extern.
3567 * final.c (final_insns_dump_p): New variable.
3568 (rest_of_clean_state): Set it before -fdump-final-insns=
3569 dumping, clear afterwards.
3570 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3571 MEM_ALIAS_SET on MEMs.
3573 2010-03-26 David S. Miller <davem@davemloft.net>
3575 * configure.ac: Fix sparc GOTDATA_OP bug check.
3576 * configure: Rebuild.
3578 2010-03-26 Alan Modra <amodra@gmail.com>
3580 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3582 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3584 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3585 TLS_SECTION_ASM_FLAG.
3587 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3590 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3591 Clear first_function_block_is_cold.
3594 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3595 argument if the argument is truth_value_p.
3597 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3599 * config/rs6000/constraints.md: Update copyright year for my changes.
3602 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3603 used in reg+reg addressing, swap registers.
3605 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3608 * target.h (struct gcc_target): Add code_end hook.
3609 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3611 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3612 * toplev.c (compile_file): Call targetm.asm_out.code_end
3613 hook before unwind info/debug info output.
3614 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3615 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3616 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3617 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3618 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3619 * config/i386/i386.c (ix86_file_end): Renamed to...
3620 (ix86_code_end): ... this. Make static. Don't call
3621 file_end_indicate_exec_stack. Emit unwind info using
3622 final_start_function/final_end_function.
3623 (darwin_x86_file_end): Remove.
3624 (TARGET_ASM_CODE_END): Define.
3625 * config/i386/i386.h (TARGET_ASM_FILE_END,
3626 NEED_INDICATE_EXEC_STACK): Don't define.
3627 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3628 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3629 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3630 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3633 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3634 at the beginning and final_end_function at the end.
3635 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3637 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3639 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3640 and Sun as TLS syntax.
3641 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3642 * configure: Regenerate.
3643 * config.in: Regenerate.
3644 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3645 (default_elf_asm_named_section): Use it.
3646 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3647 (i386_output_dwarf_dtprel): Likewise.
3648 (output_addr_const_extra): Likewise.
3649 (output_pic_addr_const): Lowercase @GOTTPOFF.
3650 (output_addr_const_extra): Likewise.
3651 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3652 (output_addr_const_extra): Likewise.
3653 (output_pic_addr_const): Lowercase @INDNTPOFF.
3654 (output_addr_const_extra): Likewise.
3655 (output_pic_addr_const): Lowercase @NTPOFF.
3656 (output_addr_const_extra): Likewise.
3657 (output_pic_addr_const): Lowercase @TPOFF.
3658 (output_addr_const_extra): Likewise.
3659 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3660 (*tls_global_dynamic_64): Likewise.
3661 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3662 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3664 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3665 (ASM_OUTPUT_TLS_COMMON): Use it.
3666 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3669 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3670 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3671 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3672 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3673 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3674 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3676 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3678 * config/i386/i386.c (override_options): Don't accept
3679 -mtls-dialect=sun any longer.
3680 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3681 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3682 (*tls_local_dynamic_base_32_sun): Likewise.
3683 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3685 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3688 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
3689 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
3692 * ira.c (adjust_cleared_regs): New function.
3693 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
3697 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
3699 * expr.c (expand_expr_real): Restore previous
3700 curr_insn_source_location and curr_insn_block after
3701 expand_expr_real_1 call.
3702 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
3703 instead of expand_expr_real_1.
3705 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
3707 PR rtl-optimization/43413
3708 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
3711 2010-03-22 James E. Wilson <wilson@codesourcery.com>
3714 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
3715 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
3717 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/i386.c (ix86_target_string): Add -mfma.
3720 Fix a typo in comment.
3722 2010-03-22 Mike Stump <mikestump@comcast.net>
3725 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
3726 Don't overly align based upon packed packed fields.
3728 2010-03-22 Jason Merrill <jason@redhat.com>
3730 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
3731 Use () rather than [], and move before the element type.
3733 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3735 * doc/configfiles.texi (Configuration Files): Removed
3736 fixinc/Makefile*, intl/Makefile.*.
3737 * doc/makefile.texi: Fixed markup. Abstract from version
3738 control system used.
3739 (Makefile): Removed obsolete gcc/java/parse.y example.
3740 * doc/sourcebuild.texi: Likewise.
3741 (Top Level): Added config, gnattools, libdecnumber, libgcc,
3742 libgomp, libssp. Removed fastjar.
3743 (Miscellaneous Docs): Clarify location.
3744 Added COPYING3, COPYING3.LIB.
3745 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
3747 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3750 * config/i386/i386.c (x86_function_profiler)
3751 [!NO_PROFILE_COUNTERS]: Fix typo.
3752 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
3755 2010-03-22 Janis Johnson <janis187@us.ibm.com>
3756 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3758 * doc/sourcebuild.texi (Test Directives): Split into six
3759 subsections, with most of the current text in new subsections
3760 Directives, Selectors, and Final Actions.
3761 (Directives): Split list of test directives into multiple
3763 (Selectors): Describe use and syntax of selectors.
3764 (Effective-Target Keywords): Describe all existing keywords.
3765 (Add Options): Describe features for dg-add-options.
3766 (Require Support): Describe variants of dg-require-support.
3767 (Final Actions): Describe commands to use in dg-final.
3769 2010-03-22 Michael Matz <matz@suse.de>
3772 * recog.c (validate_replace_rtx_group): Replace also in
3773 REG_EQUAL and REG_EQUIV notes.
3775 2010-03-22 Richard Guenther <rguenther@suse.de>
3777 PR tree-optimization/43390
3778 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
3779 sure vector extracts are type correct.
3781 2010-03-22 Richard Guenther <rguenther@suse.de>
3784 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
3785 x * sqrt (x) even when optimizing for size if the target
3786 has native support for sqrt.
3788 2010-03-22 Jakub Jelinek <jakub@redhat.com>
3790 * varasm.c (make_decl_rtl_for_debug): Also clear
3791 flag_mudflap for the duration of make_decl_rtl call.
3794 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
3795 locs from preserved VALUEs.
3797 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3800 * pa.md (movmemsi): Set align to one if zero.
3801 (movmemdi): Likewise.
3803 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
3806 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
3807 with their corresponding prologue pushes.
3809 2010-03-20 Andrew Pinski <pinskia@gmail.com>
3812 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
3813 at the begining or end.
3814 (spu_expand_epilogue): Likewise.
3816 2010-03-20 Richard Guenther <rguenther@suse.de>
3818 PR rtl-optimization/43438
3819 * combine.c (make_extraction): Properly zero-/sign-extend an
3820 extraction of the low part of a CONST_INT. Also handle
3823 2010-03-19 Mike Stump <mikestump@comcast.net>
3825 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3826 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3827 (override_options): Use SUBTARGET32_DEFAULT_CPU.
3829 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3832 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3835 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
3837 PR rtl-optimization/42258
3838 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3839 use that may match DEF.
3842 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3843 the cost of loading the constant rather than assuming
3845 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3846 outer code is AND, do the same tests as the andsi3 expander and
3847 return COSTS_N_INSNS (1) if and is cheap.
3849 * optabs.c (avoid_expensive_constant): Fix formatting.
3851 2010-03-19 Michael Matz <matz@suse.de>
3854 * attribs.c (decl_attributes): When rebuilding a function pointer
3855 type use the same qualifiers as the original pointer type.
3857 2010-03-19 Martin Jambor <mjambor@suse.cz>
3859 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3860 and is_gimple_ip_invariant_address.
3862 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3865 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3867 * config/arm/arm.c (arm_override_options): Turn off
3868 flag_dwarf2_cfi_asm for AAPCS variants.
3870 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3873 * config/arm/arm.c (emit_multi_reg_push): Update comments.
3874 Use PRE_MODIFY instead of PRE_DEC.
3875 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3876 (vfp_emit_fstmd): Likewise.
3878 2010-03-19 Michael Matz <matz@suse.de>
3881 * builtins.c (expand_builtin_interclass_mathfn,
3882 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3885 2010-03-19 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/43415
3888 * tree-ssa-pre.c (phi_translate): Split out worker to ...
3889 (phi_translate_1): ... this.
3890 (phi_translate): Move all caching here. Cache all NARY
3891 and REFERENCE translations.
3893 2010-03-19 David S. Miller <davem@davemloft.net>
3895 With help from Eric Botcazou.
3896 * config/sparc/sparc.c: Include dwarf2out.h.
3897 (emit_pic_helper): Delete.
3898 (pic_helper_symbol_name): Delete.
3899 (pic_helper_emitted_p): Delete.
3900 (pic_helper_needed): New.
3901 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3902 (get_pc_thunk_name): New.
3903 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3904 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3905 Set pic_helper_needed to true. Don't call emit_pic_helper.
3906 (sparc_expand_prologue): Update load_pic_register call.
3907 (sparc_output_mi_thunk): Likewise.
3908 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3909 thunk if possible. Output CFI information as needed.
3911 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3912 Jack Howarth <howarth@bromo.med.uc.edu>
3915 * config/i386/i386.h: Fix ABI on darwin x86-32.
3917 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3919 * tree.h: Declare make_decl_rtl_for_debug.
3920 * varasm.c (make_decl_rtl_for_debug): New.
3921 * dwarf2out.c (rtl_for_decl_location): Call it.
3922 * cfgexpand.c (expand_debug_expr): Call it.
3924 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3927 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3931 * var-tracking.c (vt_init_cfa_base): Do nothing if
3932 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3934 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3937 * var-tracking.c (canonicalize_vars_star): New.
3938 (dataflow_post_merge_adjust): Use it.
3940 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3943 * var-tracking.c (non_suitable_const): New function.
3944 (add_uses): For DEBUG_INSNs with constants, don't record any
3945 value, instead just the constant value itself.
3946 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3947 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3948 (emit_notes_in_bb): Likewise.
3949 (emit_note_insn_var_location): For onepart variables if
3950 cur_loc is a VOIDmode constant, use DECL_MODE.
3952 2010-03-18 Martin Jambor <mjambor@suse.cz>
3955 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3956 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3957 all non-clones. Moved call redirection...
3958 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3959 (cgraph_materialize_all_clones): Dispose of all
3960 combined_args_to_skip bitmaps.
3961 (verify_cgraph_node): Do not check for edges pointing to wrong
3962 nodes in inline clones.
3963 * tree-inline.c (copy_bb): Call
3964 cgraph_redirect_edge_call_stmt_to_callee.
3965 * ipa.c (cgraph_remove_unreachable_nodes): Call
3966 cgraph_node_remove_callees even when there are used clones.
3968 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3970 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3972 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3975 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3978 2010-03-18 Michael Matz <matz@suse.de>
3981 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3982 into sqrt(x) if we need to preserve signed zeros.
3984 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3985 Eric Botcazou <ebotcazou@adacore.com>
3987 PR rtl-optimization/43360
3988 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3989 note if we don't know its invariant status.
3991 2010-03-18 Michael Matz <matz@suse.de>
3993 PR tree-optimization/43402
3994 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3995 PHI chains of ssa names registered for update.
3997 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4000 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4001 non-offsettable and pre_modify update addressing.
4002 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4003 and "2" alternatives "#".
4004 (*movdd_softfloat32): Make all alternatives "#";
4005 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4006 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4007 (*movdf_softfloat32): Make all alternatives "#";
4008 (movdi): Use the new DIFD mode iterator to create a common splitter
4009 for movdi, movdf and movdd patterns.
4011 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4013 * common.opt (dumpdir): Remove redundant tab.
4015 2010-03-17 Martin Jambor <mjambor@suse.cz>
4017 PR tree-optimization/43347
4018 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4019 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4021 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4023 PR rtl-optimization/42216
4024 * regrename.c (create_new_chain): New function, broken out from...
4025 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4026 appending a use to an empty chain.
4027 (build_def_use): Remove previous changes that convert OP_INOUT to
4028 OP_OUT operands; instead detect the case where an OP_INOUT operand
4029 uses a previously untracked register and create an empty chain for it.
4031 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4033 * doc/extend.texi (Function Attributes): Rewrite unfinished
4034 sentence in ms_abi documentation.
4036 2010-03-17 Alan Modra <amodra@gmail.com>
4038 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4039 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4040 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4041 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4043 2010-03-16 Richard Henderson <rth@redhat.com>
4046 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4047 (lower_try_finally): Save and restore eh_seq around the expansion
4050 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4052 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4053 statements before splitting block.
4055 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4057 * doc/sourcebuild.texi (Testsuites): Fix markup.
4058 Use pathnames relative to gcc/testsuite.
4059 (Test Directives): Move description of how timeout is determined.
4060 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4061 (C Tests): Correct gcc.misc-tests directory.
4062 Framework tests now live in gcc.test-framework.
4064 2010-03-16 Richard Guenther <rguenther@suse.de>
4067 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4068 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4070 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4071 Alexandre Oliva <aoliva@redhat.com>
4073 PR tree-optimization/42917
4074 * lambda-code.c (remove_iv): Skip debug statements.
4075 (lambda_loopnest_to_gcc_loopnest): Likewise.
4076 (not_interesting_stmt): Debug statements are not interesting.
4078 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4082 * cselib.c (cselib_preserve_constants,
4083 cfa_base_preserved_val): New static variables.
4084 (preserve_only_constants): New function.
4085 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4086 clear its REG_VALUES. If cselib_preserve_constants, don't
4087 empty the whole hash table, but preserve there VALUEs with constants,
4088 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4089 (cselib_preserve_cfa_base_value): New function.
4090 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4091 (cselib_init): Change argument to int bitfield. Set
4092 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4094 (cselib_finish): Clear cselib_preserve_constants and
4095 cfa_base_preserved_val.
4096 * cselib.h (enum cselib_record_what): New enum.
4097 (cselib_init): Change argument to int.
4098 (cselib_preserve_cfa_base_value): New prototype.
4099 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4100 * dse.c (dse_step1): Likewise.
4101 * cfgcleanup.c (thread_jump): Likewise.
4102 * sched-deps.c (sched_analyze): Likewise.
4103 * gcse.c (local_cprop_pass): Likewise.
4104 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4105 If FN is non-NULL, call the callback always and whenever it returns
4106 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4107 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4108 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4109 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4110 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4111 * var-tracking.c: Include recog.h.
4112 (bb_stack_adjust_offset): Remove.
4113 (vt_stack_adjustments): Don't call it, instead just gather the
4114 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4115 (adjust_stack_reference): Remove.
4116 (compute_cfa_pointer): New function.
4117 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4118 (struct adjust_mem_data): New type.
4119 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4121 (get_address_mode): New function.
4122 (replace_expr_with_values): Use it.
4123 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4124 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4125 (adjust_sets): Remove.
4126 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4127 Use get_address_mode.
4128 (get_adjusted_src): Remove.
4129 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4130 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4131 (add_with_sets): Don't call adjust_sets.
4132 (fp_setter, vt_init_cfa_base): New functions.
4133 (vt_initialize): Change return type to bool. Move most of pool etc.
4134 initialization to the beginning of the function from end. Pass
4135 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4136 If !frame_pointer_needed, call vt_stack_adjustment before mos
4137 vector is filled, call vt_init_cfa_base if argp/framep has been
4138 eliminated to sp. If frame_pointer_needed and argp/framep has
4139 been eliminated to hard frame pointer, set
4140 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4141 encountering fp setter in the prologue. For MO_ADJUST, call
4142 log_op_type before pusing the op into mos vector, not afterwards.
4143 Call adjust_insn before cselib_process_insn/add_with_sets,
4144 call cancel_changes (0) afterwards.
4145 (variable_tracking_main_1): Adjust for vt_initialize calling
4146 vt_stack_adjustments and returning whether it succeeded or not.
4148 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4150 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4153 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4155 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4157 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4158 drap_reg has not been set.
4160 2010-03-15 Michael Matz <matz@suse.de>
4163 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4164 use it to expand block copies.
4165 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4166 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4167 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4169 2010-03-15 Richard Guenther <rguenther@suse.de>
4171 PR tree-optimization/43367
4172 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4175 2010-03-15 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/43317
4178 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4180 2010-03-15 Martin Jambor <mjambor@suse.cz>
4182 PR tree-optimization/43141
4183 * tree-sra.c (create_abstract_origin): New function.
4184 (modify_function): Call create_abstract_origin.
4186 2010-03-15 Chris Demetriou <cgd@google.com>
4188 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4191 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4194 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4195 call insert_out_of_ssa_copy for default definitions.
4197 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4199 * graphite-clast-to-gimple.c (my_long_long): Defined.
4200 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4201 * graphite-sese-to-poly.c (my_long_long): Defined.
4202 (scop_ivs_can_be_represented): Use it.
4204 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4206 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4207 graphite-max-bbs-per-function, and loop-block-tile-size.
4208 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4210 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4212 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4214 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4215 forward declaration.
4216 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4217 (add_upper_bounds_from_estimated_nit): New.
4218 (build_loop_iteration_domains): Use it.
4220 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4222 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4224 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4227 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4228 should be an INTEGER_CST. Also handle CASE_CONVERT.
4230 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4232 * graphite.c (graphite_initialize): To bound the number of bbs per
4233 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4234 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4235 * doc/invoke.texi: Document it.
4237 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4239 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4240 * graphite-sese-to-poly.h (build_poly_scop): Same.
4242 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4244 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4245 the number of parameters in the scop. Use as an upper bound
4246 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4247 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4248 * doc/invoke.texi: Document it.
4250 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4252 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4253 * doc/c-tree.texi: Remove.
4254 * doc/generic.texi: Merge c-tree.texi here.
4255 * doc/gccint.texi (Trees): Remove menu entry.
4256 (c-tree.texi): Remove @include.
4257 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4258 * doc/languages.texi (Reading RTL): Ditto.
4260 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4263 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4265 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4268 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4269 code added to work around reload clobbering CONST insns.
4271 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4273 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4274 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4275 (cselib_preserve_only_values): Remove retain argument, don't
4276 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4277 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4278 * var-tracking.c (micro_operation): Move insn field before union.
4279 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4280 (struct variable_tracking_info_def): Remove n_mos field, change
4281 mos into a vector of micro_operations.
4282 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4283 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4284 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4285 changing into a vector.
4286 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4287 come before all other uops generated by add_stores.
4288 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4290 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4291 a vector. Run just one pass over the bbs instead of separate counting
4292 and computation phase.
4293 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4296 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4297 into *nonlocalized_list vector.
4298 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4299 even if origin is non-NULL.
4300 (gen_variable_die): Likewise.
4301 (process_scope_var): Don't change origin.
4302 (gen_decl_die): Likewise.
4303 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4304 before adding new edges instead of after it, fix moving over
4307 2010-03-11 David S. Miller <davem@davemloft.net>
4309 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4311 * configure: Rebuild.
4313 2010-03-11 Martin Jambor <mjambor@suse.cz>
4315 PR tree-optimization/43257
4316 * tree.c (assign_assembler_name_if_neeeded): New function.
4317 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4319 * tree.h (assign_assembler_name_if_neeeded): Declare.
4320 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4321 the function if needed.
4323 2010-03-11 Chris Demetriou <cgd@google.com>
4325 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4326 include/stdint-gcc.h, and include/stdint.h world-readable.
4328 2010-03-11 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/43255
4331 * tree-vrp.c (process_assert_insertions_for): Do not insert
4332 asserts for trivial conditions.
4334 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4336 PR tree-optimization/43280
4337 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4338 generation. Move calculation of size out of the if branch.
4339 (find_bswap): Modify compare number generation.
4341 2010-03-11 Richard Guenther <rguenther@suse.de>
4344 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4345 (input_gimple_stmt): Fixup handled component types during
4346 operand read. Also fix up decls in ADDR_EXPRs.
4348 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4350 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4351 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4353 2010-03-10 Jan Hubicka <jh@suse.cz>
4356 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4357 * varasm.c (get_variable_section): Don't do that here...
4358 (make_decl_rtl): ... and here.
4359 (do_assemble_alias): Produce decl RTL.
4360 (assemble_alias): Likewise.
4362 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4365 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4366 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4368 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4369 (based_loc_descr): Only express drap or vdrap regno based expressions
4370 using DW_OP_fbreg when not optimizing.
4371 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4372 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4373 REG_CFA_SET_VDRAP note.
4375 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4377 PR tree-optimization/43236
4378 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4379 error in calculation of base address in reverse iteration case.
4380 (generate_builtin): Take number of latch executions if the statement
4383 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4386 * tree-eh.c: Include pointer-set.h.
4387 (lower_eh_dispatch): Filter out duplicate case labels and
4388 remove the unneeded edge when the label is unused. Return
4389 true when some edges are removed.
4390 (execute_lower_eh_dispatch): When any lowering resulted in
4391 removing an edge, also delete unreachable blocks.
4393 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4396 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4397 UNSPEC_MACHOPIC_OFFSET.
4399 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4402 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4403 (m68k_delegitimize_address): New function.
4405 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4408 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4411 * var-tracking.c (adjust_sets): New function.
4412 (count_with_sets, add_with_sets): Use it.
4413 (get_adjusted_src): New inline function.
4414 (add_stores): Use it.
4417 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4418 call cselib_dummy_expand_value_rtx_cb instead of
4419 cselib_expand_value_rtx_cb.
4422 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4423 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4424 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4425 and .cfi_endproc around the pic thunks.
4426 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4427 all queued unwind info register saves are saved before the call.
4428 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4429 considered as sp-=4 for unwind info and the pop as sp+=4 which
4430 also clobbers dest, but doesn't actually restore it.
4433 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4434 RTX_FRAME_RELATED_P.
4436 2010-03-09 Jie Zhang <jie@codesourcery.com>
4438 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4439 whitespaces in output template.
4441 2010-03-09 Jie Zhang <jie@codesourcery.com>
4443 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4446 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4448 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4449 builtins.exp in a separate job.
4451 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4453 * graphite-sese-to-poly.c (add_param_constraints): Use
4454 lower_bound_in_type and upper_bound_in_type.
4456 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4458 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4459 instead of unsigned_type_node.
4461 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4462 Reza Yazdani <reza.yazdani@amd.com>
4465 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4466 on pointer type parameters.
4468 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4472 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4473 handle conversions from pointer to integers.
4474 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4475 induction variable, to be able to work with code generated by CLooG.
4476 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4477 (build_poly_scop): Bail out if we cannot codegen a loop.
4479 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4481 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4482 code generation with gloog_error.
4484 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4486 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4487 Call fold_convert on all the returned values.
4488 (expand_scalar_variables_expr): Pass to
4489 expand_scalar_variables_ssa_name the type of the resulting expression.
4491 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4493 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4494 ppl_min_for_le_pointset.
4495 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4496 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4498 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite-dependences.c (map_into_dep_poly): Removed.
4501 (dependence_polyhedron_1): Use combine_context_id_scat.
4503 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4505 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4506 (struct poly_bb): Same.
4507 (combine_context_id_scat): New.
4509 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4512 * sese.c (name_defined_in_loop_p): Return false for default
4515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4517 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4518 and clean up the logic.
4520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4522 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4525 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4527 * var-tracking.c (remove_cselib_value_chains): Define only for
4529 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4530 delete_slot_part, emit_notes_for_differences_1): Don't call
4531 remove_cselib_value_chains here.
4532 (set_slot_part, emit_notes_for_differences_2): Don't call
4533 add_cselib_value_chains here.
4534 (preserved_values): New vector.
4535 (preserve_value): New function.
4536 (add_uses, add_stores, vt_add_function_parameters): Use it
4537 instead of cselib_preserve_value.
4538 (changed_values_stack): New vector.
4539 (check_changed_vars_0): New function.
4540 (check_changed_vars_1, check_changed_vars_2): Use it.
4541 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4542 changed_values_stack VALUEs.
4543 (vt_emit_notes): For all preserved_values call
4544 add_cselib_value_chains. If ENABLE_CHECKING call
4545 remove_cselib_value_chains before verifying value_chains is empty.
4546 Initialize and free changed_values_stack.
4547 (vt_initialize): Initialize preserved_values.
4548 (vt_finalize): Free preserved_values.
4550 2010-03-08 Richard Guenther <rguenther@suse.de>
4552 PR tree-optimization/43269
4553 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4556 2010-03-08 Martin Jambor <mjambor@suse.cz>
4558 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4559 (ipa_is_param_called): Removed.
4560 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4561 (ipa_print_node_params): Do not print the called flag.
4562 (ipa_write_node_info): Do not stream the called flag.
4563 (ipa_read_node_info): Likewise.
4565 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4568 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4569 * cselib.c (struct expand_value_data): Add dummy field.
4570 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4572 (cselib_dummy_expand_value_rtx_cb): New function.
4573 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4575 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4576 * var-tracking.c: Include pointer-set.h.
4577 (variable): Change n_var_parts to char from int. Add
4578 cur_loc_changed and in_changed_variables fields.
4579 (variable_canonicalize): Remove.
4580 (shared_var_p): New inline function.
4581 (unshare_variable): Maintain cur_loc_changed and
4582 in_changed_variables fields. If var was in changed_variables,
4583 replace it there with new_var. Just copy cur_loc instead of
4584 resetting it to something else.
4585 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4586 (dataflow_set_union): Don't call variable_canonicalize.
4587 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4588 of their DEBUG_EXPR_TREE_DECLs.
4589 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4590 and in_changed_variables and cur_loc_changed is false.
4591 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4592 and cur_loc_changed. Don't update cur_loc here.
4593 (variable_merge_over_src): Don't call variable_canonicalize.
4594 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4595 removing loc that is equal to cur_loc, clear cur_loc,
4596 set cur_loc_changed and ensure variable_was_changed is called.
4597 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4598 compare pointers in cur_loc check, if it is equal to loc,
4599 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4600 (variable_different_p): Remove compare_current_location argument,
4601 don't compare cur_loc.
4602 (dataflow_set_different_1): Adjust variable_different_p caller.
4603 (variable_was_changed): If dv had some var in changed_variables
4604 already, reset in_changed_variables flag for it and propagate
4605 cur_loc_changed over to the new variable. On empty var
4606 always set cur_loc_changed. Set in_changed_variables on whatever
4607 var is added to changed_variables.
4608 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4609 Use shared_var_p. When removing loc that is equal to cur_loc,
4610 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4611 end, don't set it to something else, just call variable_was_changed.
4612 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4613 loc being removed, clear cur_loc and set cur_loc_changed.
4614 Set cur_loc_changed if all locations have been removed.
4615 (struct expand_loc_callback_data): New type.
4616 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4617 allocated. Always create SUBREGs if simplify_subreg failed.
4618 Prefer to use cur_loc, when that fails and still in
4619 changed_variables (and seen first time) recompute it. Set
4620 cur_loc_changed of variables which had to change cur_loc and
4621 compute elcd->cur_loc_changed if any of the subexpressions used
4622 had to change cur_loc.
4623 (vt_expand_loc): Adjust to pass arguments in
4624 expand_loc_callback_data structure.
4625 (vt_expand_loc_dummy): New function.
4626 (emitted_notes): New variable.
4627 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4628 that weren't used for any other decl in current
4629 emit_notes_for_changes call call vt_expand_loc_dummy to update
4630 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4631 first loc_chain location if NULL before. Always use just
4632 cur_loc instead of first loc_chain location. When cur_loc_changed
4633 is false, when not --enable-checking=rtl just don't emit any note.
4634 When rtl checking, compute the note and assert it is the same
4635 as previous note. Clear cur_loc_changed and in_changed_variables
4636 at the end before removing from changed_variables.
4637 (check_changed_vars_3): New function.
4638 (emit_notes_for_changes): Traverse changed_vars to call
4639 check_changed_vars_3 on each changed var.
4640 (emit_notes_for_differences_1): Clear cur_loc_changed and
4641 in_changed_variables. Recompute cur_loc of new_var.
4642 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4643 (vt_emit_notes): Initialize and destroy emitted_notes.
4645 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4647 PR rtl-optimization/42220
4648 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4649 Use verify_reg_tracked to determine if we should use OP_OUT rather
4651 (build_def_use): If we see an in-out operand for a register that we
4652 know nothing about, treat is an output if possible, fail the block if
4655 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4658 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4661 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4664 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4665 uses of relevant DEFs that are dead outside the loop too.
4667 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4669 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4671 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4673 * var-tracking.c (values_to_unmark): New variable.
4674 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4675 values_to_unmark vector. Moved body to...
4676 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4677 instead queue it into values_to_unmark vector.
4678 (vt_find_locations): Free values_to_unmark vector.
4680 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4682 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4683 (site.exp): Export them when plugins are enabled.
4685 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4688 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
4690 (chrec_fold_multiply): Same.
4692 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4695 * c-decl.c (build_compound_literal): Return early if init is
4698 2010-03-04 Martin Jambor <mjambor@suse.cz>
4700 PR tree-optimization/43164
4701 PR tree-optimization/43191
4702 * tree-sra.c (type_consists_of_records_p): Reject records with
4703 zero-size bit-fields at the end.
4705 2010-03-04 Mike Stump <mikestump@comcast.net>
4707 * Makefile.in (TAGS): Remove *.y.
4709 2010-03-04 Richard Guenther <rguenther@suse.de>
4711 PR tree-optimization/40761
4712 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
4714 (my_rev_post_order_compute): New function.
4715 (init_pre): Call it.
4717 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
4720 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
4721 decrease the cost of an IV candidate when the cost is infinite.
4723 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4725 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
4726 Use '3DNow!' for the extension of that name, ensure normal space
4728 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
4730 2010-03-03 Jeff Law <law@redhat.com>
4732 * PR middle-end/32693
4733 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
4734 than gen_rtx_SUBREG.
4735 (extract_bit_field_1): Likewise.
4737 2010-03-03 Janis Johnson <janis187@us.ibm.com>
4739 * doc/sourcebuild.texi (Test directives): Document that arguments
4740 include-opts and exclude-opts are now optional for dg-skip-if,
4741 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
4743 2010-03-03 Jason Merrill <jason@redhat.com>
4746 * cgraph.h (varpool_node): Add extra_name field.
4747 * varpool.c (varpool_extra_name_alias): New.
4748 (varpool_assemble_decl): Emit extra name aliases.
4749 (varpool_mark_needed_node): Look past an extra name alias.
4750 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
4751 * lto-streamer-in.c (lto_input_tree): Read it.
4752 * lto-streamer-out.c (output_unreferenced_globals): Write it.
4754 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
4756 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
4757 (sparc*-*-solaris2*): ...this.
4759 2010-03-03 Jakub Jelinek <jakub@redhat.com>
4762 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
4763 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
4764 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
4765 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
4768 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
4769 fallthrough to default handling, just with want_address 0 instead of 2.
4770 For single element lists, add_AT_loc directly, otherwise create an
4771 artificial variable DIE and stick location list to it.
4774 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
4775 (VAL_EXPR_HAS_REVERSE): Define.
4776 (reverse_op): New function.
4777 (add_stores): For reversible operations add an extra MO_VAL_USE.
4779 2010-03-02 Jason Merrill <jason@redhat.com>
4781 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
4783 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
4785 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
4786 (sparc64-*-linux*): Likewise.
4787 (sparc64-*-solaris2*): Include assembler files before linker ones.
4788 (sparc-*-solaris2*): Simplify and reorder to match previous case.
4789 * config/sparc/gas.h: Delete.
4790 * config/sparc/sol2-64.h: Add copyright notice.
4791 * config/sparc/sol2-gas-bi.h: Likewise.
4792 * config/sparc/sol2-gld.h: Likewise.
4793 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
4794 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
4795 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
4796 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
4797 (sparc_elf_asm_named_section): Rename into...
4798 (sparc_solaris_elf_asm_named_section): ...this. Always define.
4800 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
4802 * config/alpha/alpha.c (override_options): Fix -mtune error message.
4804 2010-03-02 Jeff Law <law@redhat.com>
4807 * reload1.c (rtx_p, substitute_stack): Declare.
4808 (substitute): Record addresses of changed rtxs.
4809 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
4810 Restore the original rtx when complete.
4811 (reload): Free subsitute_stack when complete.
4813 2010-03-02 Janis Johnson <janis187@us.ibm.com>
4815 * doc/gccint.texi (menu): Add Testsuites as a chapter.
4816 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
4818 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
4819 LTO Testing, gcov Testing, profopt Testing, compat Testing,
4820 Torture Tests): Change from subsection to section.
4822 2010-03-02 Jakub Jelinek <jakub@redhat.com>
4823 Steven Bosscher <steven@gcc.gnu.org>
4825 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
4828 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
4831 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
4832 the assignment from the new induction variable to the assignment
4833 of the value from the original loop PHI function.
4835 2010-03-01 Janis Johnson <janis187@us.ibm.com>
4836 Daniel Jacobowitz <dan@codesourcery.com>
4838 * doc/sourcebuild.texi (Test directives): Clarify options to
4841 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4843 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
4844 Disable cfi directives unless GCC and gas agree on using read-only
4845 .eh_frame sections for 64-bit.
4846 * configure: Regenerate.
4848 2010-03-01 Richard Guenther <rguenther@suse.de>
4850 PR tree-optimization/43220
4851 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
4852 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
4854 2010-03-01 Richard Guenther <rguenther@suse.de>
4855 Martin Jambor <mjambor@suse.cz>
4858 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
4859 gimplified parameters.
4861 2010-03-01 Christian Bruel <christian.bruel@st.com>
4863 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
4865 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
4867 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
4869 2010-03-01 Richard Guenther <rguenther@suse.de>
4872 * expr.c (expand_assignment): Use the alias-oracle to tell
4873 if the rhs aliases the result decl.
4875 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4878 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
4879 to sol_gt_pch_get_address.
4880 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
4881 64-bit, SPARC and x86.
4882 (sol_gt_pch_get_address): New function.
4884 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
4886 * toplev.h (inform_n, error_n): Declare.
4887 * diagnostic.c (inform_n, error_n): New function.
4889 2010-03-01 Jakub Jelinek <jakub@redhat.com>
4891 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
4892 has no rtl yet when processing local_decls, queue it and recheck
4893 if deferred stack allocation hasn't assigned it rtl.
4895 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4897 * config/sh/sh.c (unspec_bbr_uid): New.
4898 (gen_block_redirect): Use it instead of INSN_UID.
4899 (gen_far_branch): Likewise.
4901 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4903 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4904 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4906 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4908 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4909 (Warning Options): -Wno-conversion-null is valid for
4910 Objective-C++ as well.
4911 * doc/tm.texi (Named Address Spaces): Likewise.
4912 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4913 * doc/tree-ssa.texi (Tree SSA): Likewise.
4915 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4918 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4919 by default. Don't set the default arch for
4920 i[34567]86-*-darwin*|x86_64-*-darwin*.
4922 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4925 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4926 default. Set the default 32bit/64bit archs with $with_arch
4927 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4929 2010-02-27 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/43186
4932 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4933 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4934 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4935 unroller iterations.
4937 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4939 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4940 required and i[34567]86-*-* targets don't support 64bit ISA.
4942 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4945 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4948 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4950 * config.gcc: Set the default arch at least to Prescott for
4951 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4952 if SSE math is enabled.
4954 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4956 * diagnostic.c (diagnostic_initialize): Update.
4957 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4959 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4960 (diagnostic_inhibit_notes): New.
4961 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4963 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4966 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4967 * doc/standards.texi: Likewise.
4968 * doc/extend.texi: Likewise.
4969 * doc/trouble.texi: Likewise.
4970 * doc/cppopts.texi: Likewise.
4971 * doc/install.texi: Likewise.
4972 * c.opt (std=c90,std=gnu90): New options.
4973 * c-opts.c (c_common_handle_option): Handle them.
4975 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4978 * c-decl.c (undeclared_variable): Use an informative note.
4980 2010-02-26 Richard Guenther <rguenther@suse.de>
4982 PR tree-optimization/43186
4983 * gimple.h (gimple_fold): Remove.
4984 * gimple.c (gimple_fold): Remove. Inline into single user ...
4985 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4986 Try harder for conditions.
4988 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4991 * function.c (used_types_insert): Don't skip through named pointer
4992 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4993 and it is different from the main variant's type.
4995 2010-02-26 Nick Clifton <nickc@redhat.com>
4997 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4999 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5001 * config.gcc: Support --with-fpmath=sse for x86.
5003 * config/i386/ssemath.h: New.
5005 * doc/install.texi (--with-fpmath=sse): Documented.
5007 2010-02-26 Richard Guenther <rguenther@suse.de>
5009 PR tree-optimization/43188
5010 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5011 vector types of over-aligned element type.
5013 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5016 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5017 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5019 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5021 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5023 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5025 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5026 * var-tracking.c: Include diagnostic.h.
5027 (debug_dv): New function.
5028 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5031 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5032 (add_value_chain, add_value_chains, remove_value_chain,
5033 remove_value_chains): Handle DEBUG_EXPRs.
5034 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5037 * regcprop.c (struct queued_debug_insn_change): New type.
5038 (struct value_data_entry): Add debug_insn_changes field.
5039 (struct value_data): Add n_debug_insn_changes field.
5040 (debug_insn_changes_pool): New variable.
5041 (free_debug_insn_changes, apply_debug_insn_changes,
5042 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5043 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5044 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5046 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5048 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5049 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5050 changes, call cprop_find_used_regs via note_stores.
5051 (copyprop_hardreg_forward): When copying vd from predecessor
5052 which has any queued DEBUG_INSN changes, make sure the pointers are
5053 cleared. At the end call df_analyze and then if there are any
5054 DEBUG_INSN changes queued at the end of some basic block for still
5055 live registers, apply them.
5056 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5058 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5060 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5063 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5065 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5066 targets. Set the default with_cpu/with_arch from arch/cpu.
5067 Allow x86-64 and native for with_cpu/with_arch.
5069 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5071 * ebitmap.c: Change calls to verify_popcount with calls to
5072 sbitmap_verify_popcount.
5073 (ebitmap_clear_bit): Fixed map->cacheindex test and
5074 map>cache update when bit clearing results in an empty
5077 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5080 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5081 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5082 and support both V2DF and V2DI modes.
5083 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5084 support both V2DF and V2DI modes.
5085 (general): Delete trailing whitespace from a few patterns.
5087 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5088 V2DF/V2DI interleave high/low builtins.
5090 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5093 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5094 interleave high/low functions.
5096 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5098 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5099 #pragma extern_prefix.
5101 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5104 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5105 BLKmode, assert op0 is a MEM and just adjust its mode.
5108 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5109 if bitpos isn't multiple of mode's bitsize.
5111 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5113 * c.opt (-ftemplate-depth=): New.
5114 (-ftemplate-depth-): Deprecate.
5115 * optc-gen.awk: Handle -ftemplate-depth=.
5116 * opth-gen.awk: Likewise.
5117 * c-opts.c (c_common_handle_option): Likewise.
5118 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5120 2010-02-24 Jason Merrill <jason@redhat.com>
5122 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5124 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5126 * cfg.c (alloc_aux_for_block): Remove inline.
5127 (alloc_aux_for_edge): Likewise.
5129 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5131 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5133 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5135 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5136 * config/i386/sol2-gas.h: New file.
5137 * config.gcc (i[34567]86-*-solaris2*): Use it.
5139 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5142 * c-typeck.c (ep_convert_and_check): New.
5143 (build_conditional_expr): Use it.
5144 (build_binary_op): Likewise.
5146 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5148 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5151 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5152 bounds even for -O+.
5153 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5154 expr needs to have DECL_NAME set.
5156 2010-02-24 Nick Clifton <nickc@redhat.com>
5158 * config/mep/mep.c: Include gimple.h.
5159 (mep_function_uses_sp): Delete unused function.
5160 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5161 parameters. Use unsigned integers to count args. Return a
5162 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5164 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5167 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5168 greater or equal to nelt instead of 2 * nelt.
5169 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5172 2010-02-23 Jason Merrill <jason@redhat.com>
5175 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5176 in cfun->local_decls even if they have register types.
5179 * stor-layout.c (place_field): Don't warn about unnecessary
5180 DECL_PACKED if the type is packed.
5182 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5185 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5186 GOTOFF relocs, even when the base reg isn't pic pointer.
5188 2010-02-23 Michael Matz <matz@suse.de>
5191 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5192 (expand_gimple_basic_block): Generate and use debug temps if there
5193 are debug uses left after the last real use of TERed ssa names.
5194 Unlink debug immediate uses when they are expanded.
5196 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5199 * config/i386/i386.c (override_options): Reorganise to provide
5200 better error messages.
5202 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5205 * graphite-scop-detection.c (create_single_exit_edge): Move
5206 the call to find_single_exit_edge to....
5207 (create_sese_edges): ...here. Don't handle multiple edges
5208 exiting the function.
5209 (build_graphite_scops): Don't handle multiple edges
5210 exiting the function.
5212 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5215 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5216 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5218 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5221 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5223 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5226 * c-typeck.c (convert_arguments): Print declaration location.
5227 * c-common.c (validate_nargs): Rename as
5228 builtin_function_validate_nargs.
5229 (check_builtin_function_arguments): Update.
5231 2010-02-22 Richard Guenther <rguenther@suse.de>
5234 * tree-inline.c (declare_return_variable): Use the type of
5235 the call stmt lhs if available.
5237 2010-02-22 Duncan Sands <baldrick@free.fr>
5239 * passes.c (register_pass): Always consider all pass lists when
5240 ref_pass_instance_number is zero.
5242 2010-02-22 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/42749
5245 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5246 parameter. Do arithmetic in the original type.
5247 (update_accumulator_with_ops): Likewise.
5248 (adjust_accumulator_values): Adjust.
5250 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5252 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5253 (QI to BLKmode splitter): New splitter.
5255 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5257 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5258 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5260 2010-02-22 Richard Guenther <rguenther@suse.de>
5262 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5264 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5266 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5267 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5268 ($(T)crti.o, $(T)crtn.o): Remove rules.
5270 2010-02-21 Tobias Burnus <burnus@net-b.de>
5273 * doc/invoke.texi (-fassociative-math): Document that this
5274 option is automatically enabled for Fortran.
5276 2010-02-20 David S. Miller <davem@davemloft.net>
5278 * configure.ac: Test if linker and assembler properly support
5279 GOTDATA_OP relocations.
5280 * configure: Rebuild.
5281 * config.in: Likewise.
5282 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5283 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5284 (movsi_high_pic): Likewise.
5285 (movdi_lo_sum_pic): Likewise.
5286 (movdi_high_pic): Likewise.
5287 (movsi_pic_gotdata_op): New pattern.
5288 (movdi_pic_gotdata_op): Likewise.
5289 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5290 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5292 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5295 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5296 attribute to ssemul.
5297 (xop_mulv2div2di3_high): Ditto.
5299 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5302 * c.opt (Wconversion-null): New option.
5303 * doc/invoke.texi (Wconversion-null): Document.
5305 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5307 * common.opt (Wlarger-than-): Add Undocumented.
5309 2010-02-19 Mike Stump <mikestump@comcast.net>
5311 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5313 2010-02-19 Jason Merrill <jason@redhat.com>
5316 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5317 * configure: Likewise.
5319 2010-02-20 Alan Modra <amodra@gmail.com>
5322 * cgraph.h (cgraph_make_decl_local): Declare.
5323 * cgraph.c (cgraph_make_decl_local): New function.
5324 (cgraph_make_node_local): Use it.
5325 * cgraphunit.c (cgraph_function_versioning): Likewise.
5326 * ipa.c (function_and_variable_visibility): Likewise.
5328 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5331 * except.c (sjlj_emit_function_enter): Don't call
5332 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5334 * rtl.h (add_reg_br_prob_note): Remove prototype.
5336 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5339 * c-common.c (conversion_warning): Remove widening conversions
5340 before checking the conversion of integers to reals.
5342 2010-02-19 Mike Stump <mikestump@comcast.net>
5345 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5348 * cgraphunit.c (process_function_and_variable_attributes): Check
5349 DECL_PRESERVE_P instead of looking up attribute "used".
5350 * ipa-pure-const.c (check_decl): Likewise.
5351 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5352 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5353 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5354 instead of attribute "used".
5355 * config/sol2-c.c (solaris_pragma_init): Likewise.
5356 (solaris_pragma_fini): Likewise.
5358 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5360 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5361 Use XCNEW instead of xcalloc.
5362 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5363 XNEW instead of xmalloc.
5364 (get_fields): Use XNEWVEC instead of xmalloc.
5367 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5368 populate vars array.
5369 (create_new_general_access): For debug stmts just reset value.
5370 (get_stmt_accesses): For accesses within debug stmts just record them
5371 using add_access_to_acc_sites instead of preventing the peeling or
5372 counting them as accesses.
5375 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5377 2010-02-19 Richard Guenther <rguenther@suse.de>
5379 PR tree-optimization/42916
5380 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5383 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5385 * configure.ac: Replace all uses of changequote in macro arguments
5386 with proper quoting.
5388 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5391 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5393 2010-02-19 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/42944
5396 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5397 test for aliasing with errno.
5399 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5402 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5403 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5404 * dojump.c: Include output.h.
5405 (inv): New inline function.
5406 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5407 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5408 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5409 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5410 argument, pass it down to other calls.
5411 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5412 add REG_BR_PROB note to the conditional jump.
5413 * cfgexpand.c (add_reg_br_prob_note): Removed.
5414 (expand_gimple_cond): Don't call it, add the probability
5415 as last argument to jumpif_1/jumpifnot_1.
5416 * Makefile.in (dojump.o): Depend on output.h.
5417 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5419 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5420 * stmt.c (do_jump_if_equal): Likewise.
5421 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5422 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5423 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5425 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5426 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5427 jumpifnot_1 callers.
5428 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5430 (store_expr): Adjust jumpifnot caller.
5431 (store_constructor): Adjust jumpif caller.
5434 * gimplify.c (gimple_boolify): For __builtin_expect call
5435 gimple_boolify also on its first argument.
5437 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5439 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5441 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5442 * configure: Regenerated.
5444 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5446 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5447 lang_hooks.types_compatible_p instead of comptypes.
5449 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5451 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5452 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5453 if __prefer_thumb__ is defined.
5455 2010-02-18 Martin Jambor <mjambor@suse.cz>
5457 PR tree-optimization/43066
5458 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5459 array with zero-sized element type.
5461 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5463 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5464 rtx, allocate struct var_loc_node here and return it to the
5465 caller, and only if it is actually needed.
5466 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5467 move it earlier and return immediately if it returns NULL.
5469 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5471 * config/sparc/gas.h: New file. Restore
5472 TARGET_ASM_NAMED_SECTION to its ELF default.
5473 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5475 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5476 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5477 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5478 after sparc/sysv4.h.
5480 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5482 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5484 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5486 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5487 patterns from predicated pattern.
5489 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5492 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5493 for insn mnemonic suffix.
5495 2010-02-17 Richard Guenther <rguenther@suse.de>
5497 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5500 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5503 * caller-save.c (save_call_clobbered_regs): If BB ends with
5504 a DEBUG_INSN, move any notes in between last real insn and the last
5505 DEBUG_INSN after the last DEBUG_INSN.
5507 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5509 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5510 Fix return type. Fix argument type. Explain meaning of return value.
5512 2010-02-16 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/41043
5515 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5516 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5518 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5520 2010-02-16 Ira Rosen <irar@il.ibm.com>
5522 PR tree-optimization/43074
5523 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5524 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5525 vectorizable cycles in hybrid SLP check.
5526 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5528 2010-02-16 Richard Guenther <rguenther@suse.de>
5530 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5531 (true_dependence): If memrefs_conflict_p computes must-alias
5532 trust it. Move TBAA check after offset-based disambiguation.
5533 (canon_true_dependence): Likewise.
5535 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5537 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5538 * doc/invoke.texi: Document it.
5539 * var-tracking.c: Include toplev.h and params.h.
5540 (vt_find_locations): Return bool indicating success. Compute
5541 hash sizes unconditionally. Check new parameter, report.
5542 (variable_tracking_main_1): Check vt_find_locations results and
5543 retry. Renamed from...
5544 (variable_tracking_main): ... this. New wrapper to preserve
5545 flag_var_tracking_assignments.
5546 * Makefile.in (var-tracking.o): Adjust dependencies.
5548 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5549 Jakub Jelinek <jakub@redhat.com>
5552 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5553 if weak_import attribute is present.
5554 * config/darwin.c (machopic_select_section): Likewise.
5556 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5558 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5559 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5560 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5561 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5563 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5566 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5569 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5570 Rewrite text to refer to the names.
5572 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5574 * config/i386/i386-builtin-types.def
5575 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5576 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5577 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5578 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5579 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5580 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5581 IX86_BUILTIN_VPERMIL2PS256.
5582 (MULTI_ARG_4_DF2_DI_I): Defined.
5583 (MULTI_ARG_4_DF2_DI_I1): Defined.
5584 (MULTI_ARG_4_SF2_SI_I): Defined.
5585 (MULTI_ARG_4_SF2_SI_I1): Defined.
5586 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5587 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5588 __builtin_ia32_vpermil2ps256.
5589 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5590 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5591 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5592 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5593 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5594 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5595 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5596 CODE_FOR_xop_vpermil2v8sf3.
5597 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5598 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5599 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5600 (_mm256_permute2_pd): New.
5601 (_mm_permute2_ps): New.
5602 (_mm256_permute2_ps): New.
5604 2010-02-15 Nick Clifton <nickc@redhat.com>
5606 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5607 boolean parameters. Use emit_jump_insn when emitting a pop
5608 instruction containing a return insn.
5609 (push): Use 'true' rather than '1' as second parameter to F.
5610 (h8300_expand_prologue): Likewise.
5611 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5612 (h8300_expand_epilogue): Likewise.
5614 2010-02-15 Richard Guenther <rguenther@suse.de>
5617 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5620 2010-02-15 Nick Clifton <nickc@redhat.com>
5622 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5625 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5627 * intl.c (fake_ngettext): New function.
5628 * intl.h (fake_ngettext): Declare.
5629 (ngettext): Define macro.
5630 * collect2.c (notice_translated): New function.
5631 (main): Use notice_translated and ngettext.
5632 * collect2.h (notice_translated): Declare.
5634 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5636 * reorg.c (delete_computation): Comment fixes.
5637 * caller-save.c (setup_save_areas): Idem.
5638 * sel-sched-dump.c (dump_lv_set): Idem.
5641 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5643 * config/s390/s390.c (s390_sched_init): New function.
5644 (TARGET_SCHED_INIT): Target hook defined.
5646 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5647 Jack Howarth <howarth@bromo.med.uc.edu>
5648 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5651 Partial revert of unintended change in fix for PR41605.
5652 * config/darwin.h: Fix typo.
5653 * config/darwin9.h: Same.
5655 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5657 * c-pch.c (pch_init): Clear v.
5659 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5662 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5663 graphite_can_represent_init for MULT_EXPR.
5665 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5669 * graphite-sese-to-poly.c (remove_phi): New.
5670 (translate_scalar_reduction_to_array): Call remove_phi.
5672 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5675 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5676 * graphite-clast-to-gimple.h (gloog): Update declaration.
5677 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5678 * graphite-poly.h (struct poly_bb): Add missing comments.
5679 (struct scop): Add poly_scop_p field.
5681 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5682 * graphite.c (graphite_transform_loops): Build the polyhedral
5683 representation for each scop before code generation.
5684 * sese.c (rename_variables_in_operand): Removed.
5685 (rename_variables_in_expr): Return the renamed expression.
5686 (rename_sese_parameters): New.
5687 * sese.h (rename_sese_parameters): Declared.
5689 2010-02-11 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/42998
5692 * tree-ssa-pre.c (create_expression_by_pieces): Treat
5693 POINTER_PLUS_EXPR properly.
5695 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5696 Changpeng Fang <changpeng.fang@amd.com>
5699 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
5700 the cost of an IV candidate when the IV is used in a test against zero.
5702 * gcc.dg/tree-ssa/ivopts-3.c: New.
5704 2010-02-11 Richard Guenther <rguenther@suse.de>
5707 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
5708 pointer-vs-decl case by swapping refs. Handle some cases
5709 of pointer-vs-decl disambiguations more conservatively.
5710 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
5711 to false after expanding.
5713 2010-02-11 Richard Guenther <rguenther@suse.de>
5716 * gcc.c (process_command): Handle LTO file@offset case more
5719 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5721 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
5722 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
5724 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
5726 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
5727 if MEM's mode size isn't DWARF2_ADDR_SIZE.
5728 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
5729 Optimize eq/ne comparisons when both arguments are known to be
5731 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
5732 Don't mask operands unnecessarily if they are known to be already
5735 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
5737 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
5740 2010-02-10 Richard Guenther <rguenther@suse.de>
5742 PR tree-optimization/43017
5743 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
5744 for wrapping signed arithmetic.
5746 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5749 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
5750 if no debug info should be emitted for it.
5752 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
5754 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
5755 note when flag_exceptions is set.
5757 2010-02-10 Duncan Sands <baldrick@free.fr>
5759 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
5761 2010-02-10 Richard Guenther <rguenther@suse.de>
5764 * tree.c (get_unwidened): Handle constants.
5765 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
5767 2010-02-10 Martin Jambor <mjambor@suse.cz>
5770 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
5771 check for variable argument counts independently.
5773 2010-02-10 Christian Bruel <christian.bruel@st.com>
5776 * config/sh/sh.c (find_barrier): Increase length for non delayed
5777 conditional branches.
5779 2010-02-10 Christian Bruel <christian.bruel@st.com>
5781 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
5783 2010-02-10 Jakub Jelinek <jakub@redhat.com>
5785 * builtins.c (set_builtin_user_assembler_name): Also handle
5786 ffs if int is smaller than word.
5788 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
5791 * ira-conflicts.c (get_dup): Remove.
5792 (process_reg_shuffles): Add new parameter. Use it as an
5793 additional guard for copy generation.
5794 (add_insn_allocno_copies): Rewrite.
5796 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
5798 * common.opt (fsched2-use-traces): Preserved for backward
5800 * doc/invoke.texi: Remove the documentation about option
5801 -fsched2-use-traces.
5802 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
5803 flag_sched2_use_traces.
5804 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
5805 the backward compatibility flag section.
5807 2010-02-09 Richard Guenther <rguenther@suse.de>
5809 PR tree-optimization/43008
5810 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
5811 make HEAP variables initialized from global memory if they
5812 are not known builtin functions.
5813 (find_func_aliases): Adjust.
5815 2010-02-09 Richard Guenther <rguenther@suse.de>
5817 PR tree-optimization/43000
5818 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
5819 arithmetic manually.
5821 2010-02-08 Jakub Jelinek <jakub@redhat.com>
5823 PR tree-optimization/42931
5824 * tree-loop-linear.c (try_interchange_loops): Don't call
5825 double_int_mul if estimated_loop_iterations failed.
5827 2010-02-08 Martin Jambor <mjambor@suse.cz>
5830 * tree-sra.c (build_accesses_from_assign): Do not mark in
5831 should_scalarize_away_bitmap if stmt has volatile ops.
5832 (sra_modify_assign): Do not process assigns piecemeal if if stmt
5835 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
5837 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
5839 2010-02-07 Adam Nemet <adambnmet@gmail.com>
5841 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
5844 2010-02-07 Andrew Pinski <pinskia@gmail.com>
5847 * df-core.c (df_finish_pass): Change type of saved_flags to int.
5849 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5852 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
5853 to unknown_dependence.
5854 (graphite_legal_transform_dr): Handle the unknown_dependence.
5855 (graphite_carried_dependence_level_k): Same.
5857 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
5859 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
5861 2010-02-07 Richard Guenther <rguenther@suse.de>
5864 * expr.c (get_inner_reference): Always initialize *pbitsize.
5866 2010-02-07 Richard Guenther <rguenther@suse.de>
5869 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
5870 new ARRAY_REFs on variable size element or minimal index arrays.
5872 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
5873 gimple_fold_indirect_ref.
5875 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
5878 * arm.c (arm_override_options): Just return if the user has specified
5879 an invalid fpu name.
5881 2010-02-03 Jason Merrill <jason@redhat.com>
5884 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
5885 i386_pe_maybe_record_exported_symbol.
5887 2010-02-05 Steve Ellcey <sje@cup.hp.com>
5890 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5891 (pa_delegitimize_address): New function.
5893 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
5895 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
5896 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5898 2010-02-05 Richard Guenther <rguenther@suse.de>
5901 * lto-streamer-in.c (get_resolution): Deal with references
5902 to undefined functions.
5904 2010-02-05 Richard Guenther <rguenther@suse.de>
5906 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5907 (fold_const_aggregate_ref): Likewise.
5908 (ccp_fold_stmt): Substitute loads.
5909 (maybe_fold_reference): Verify types before substituting.
5911 (fold_gimple_assign): Unshare properly.
5912 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5914 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5916 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5917 for rs6000_gen_cell_microcode.
5919 2010-02-04 Richard Guenther <rguenther@suse.de>
5921 PR rtl-optimization/42952
5922 * dse.c (const_or_frame_p): Remove MEM handling.
5924 2010-02-04 Nick Clifton <nickc@redhat.com>
5926 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5927 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5928 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5929 (mn10300_asm_output_mi_thunk): New function.
5930 (mn10300_can_output_mu_thunk): New function.
5931 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5932 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5933 (FUNCTION_ARG): Delete incorrect comment.
5935 2010-02-03 Jason Merrill <jason@redhat.com>
5938 * fold-const.c (operand_equal_p): Handle erroneous types.
5940 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5942 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5944 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5946 PR rtl-optimization/42941
5947 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5950 2010-02-03 Jason Merrill <jason@redhat.com>
5953 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5955 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5958 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5959 (cselib_reset_table): Renamed from...
5960 (cselib_reset_table_with_next_value): ... this.
5961 (cselib_get_next_uid): Renamed from...
5962 (cselib_get_next_unknown_value): ... this.
5963 * cselib.c (next_uid): Renamed from...
5964 (next_unknown_value): ... this.
5965 (cselib_clear_table): Adjust.
5966 (cselib_reset_table): Adjust. Renamed from...
5967 (cselib_reset_table_with_next_value): ... this.
5968 (cselib_get_next_uid): Adjust. Renamed from...
5969 (cselib_get_next_unknown_value): ... this.
5970 (get_value_hash): Use hash.
5971 (cselib_hash_rtx): Likewise.
5972 (new_cselib_val): Adjust. Set and dump uid.
5973 (cselib_lookup_mem): Pass next_uid as hash.
5974 (cselib_subst_to_values): Likewise.
5975 (cselib_log_lookup): Dump uid.
5976 (cselib_lookup): Pass next_uid as hash. Adjust.
5977 (cselib_process_insn): Adjust.
5978 (cselib_init): Initialize next_uid.
5979 (cselib_finish): Adjust.
5980 (dump_cselib_table): Likewise.
5981 * dse.c (canon_address): Dump value uid.
5982 * print-rtl.c (print_rtx): Print value uid.
5983 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5985 (dv_uid): New function, sort of renamed from...
5986 (dv_htab_hash): ... this, reimplemented in terms of it and...
5987 (dv_uid2hash): ... this. New.
5988 (variable_htab_eq): Drop excess assertions.
5989 (tie_break_pointers): Removed.
5990 (canon_value_cmp): Compare uids.
5991 (variable_post_merge_New_vals): Print uids.
5992 (vt_add_function_parameters): Adjust.
5993 (vt_initialize): Reset table. Adjust.
5995 2010-02-03 Richard Guenther <rguenther@suse.de>
5997 PR tree-optimization/42944
5998 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5999 (call_may_clobber_ref_p_1): Likewise. Properly handle
6000 malloc and calloc clobbering errno.
6002 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6004 * doc/invoke.texi: Fix name of sched1 dump.
6006 * opts.c (decode_options): Set flag_tree_switch_conversion
6007 only conditionally on optimize >= 2.
6009 * gcse.c: Assorted comment fixes in pass description.
6011 2010-02-03 Anthony Green <green@moxielogic.com>
6013 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6014 nop padding in order to maintain alignment of storage location of
6015 target function address.
6016 (moxie_trampoline_init): Store target function address at newly
6018 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6020 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6022 2010-02-03 Richard Guenther <rguenther@suse.de>
6025 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6027 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6029 * config.gcc: Reenable check for obsolete targets.
6030 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6031 mips-sgi-irix6.[0-4]*.
6033 2010-02-02 Nick Clifton <nickc@redhat.com>
6035 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6036 constant size of 4 as being the same as 0.
6037 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6038 can take values in the range 0..4.
6040 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6043 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6044 as _darwin10_Unwind_FindEnclosingFunction().
6045 * libgcc-libsystem.ver: New.
6047 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6050 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6051 implicitly set registers.
6053 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6055 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6056 (arm_override_options): Allow automatic selection of the thread
6057 pointer register if thumb2.
6058 (legitimize_pic_address): Improve code sequences for Thumb2.
6059 (arm_call_tls_get_addr): Likewise.
6060 (legitimize_tls_address): Likewise.
6061 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6062 (pic_load_addr_32bit): ... this. New named pattern.
6063 * thumb2.md (pic_load_addr_thumb2): Delete.
6064 (pic_load_dot_plus_four): Delete.
6065 (tls_load_dot_plus_four): New named pattern.
6067 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6070 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6071 Document fix for TLS bug.
6073 2010-01-31 Richard Guenther <rguenther@suse.de>
6075 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6076 conservatively correct.
6078 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6082 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6084 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6086 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6088 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6090 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6092 * config.gcc: Adjust order of makefile fragments for mingw targets.
6094 2010-01-31 Richard Guenther <rguenther@suse.de>
6097 * gimplify.c (gimplify_init_constructor): For volatile LHS
6098 initialize a temporary.
6100 2010-01-31 Matthias Klose <doko@ubuntu.com>
6102 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6104 * configure: Regenerate.
6106 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6108 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6109 the same alias set and their sizes different constantness.
6110 (aliasing_component_refs_p): Revert 2009-10-24 change.
6112 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6114 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6117 2010-01-29 Richard Guenther <rguenther@suse.de>
6119 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6120 Assert we successfully updated the call.
6122 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6124 PR rtl-optimization/42889
6125 * df.h (df_set_bb_dirty_nonlr): New prototype.
6126 * df-core.c (df_set_bb_dirty_nonlr): New function.
6127 * df-scan.c (df_insn_rescan): Call it instead of
6128 df_set_bb_dirty for DEBUG_INSNs.
6130 2010-01-29 Richard Guenther <rguenther@suse.de>
6133 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6134 quadratic behavior in most cases.
6136 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6139 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6140 in the call to gen_x86_movsicc_0_m1.
6142 2010-01-28 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/42871
6145 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6147 2010-01-28 Richard Guenther <rguenther@suse.de>
6149 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6150 into call arguments.
6152 2010-01-28 Richard Guenther <rguenther@suse.de>
6155 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6156 the forwarder if the destination is an EH landing pad.
6158 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6160 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6161 block list passed to gimple_duplicate_sese_tail.
6162 (parallelize_loops): Avoid parallelization when the function
6164 Avoid parallelization when the preheader is IRREDUCIBLE.
6165 Try to optimize when estimated_loop_iterations_int is unresolved.
6166 Add the loop's location to the dump file.
6167 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6168 (gimple_duplicate_sese_tail): Remove the check for the latch.
6169 Redirect nexits to the exit block.
6170 Remove handling of the incoming edges to the latch.
6171 Redirect the backedge from the copied latch to the exit bb.
6173 2010-01-28 Michael Matz <matz@suse.de>
6176 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6177 Wrap force_reg into a sequence, emit it before user.
6179 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6181 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6183 (arm_legacy_rev): Likewise.
6184 (thumb_legacy_rev): Likewise.
6186 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6188 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6189 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6190 on MEM's address failed, try avoid_constant_pool_reference and
6191 recurse if it returned something different.
6192 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6193 address, try avoid_constant_pool_reference and recurse if it
6194 returned something different.
6195 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6196 address and avoid_constant_pool_reference returned something
6197 different, don't set have_address.
6199 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6202 * var-tracking.c (val_store): Add modified argument, obey it.
6204 (count_uses): Move down logging of main.
6205 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6206 don't need resolution.
6207 (emit_notes_in_bb): Likewise.
6209 2010-01-27 Richard Guenther <rguenther@suse.de>
6212 * tree-inline.c (remap_decl): Delay remapping of SSA name
6213 default definitions until we need them.
6215 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6217 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6218 (rs6000_delegitimize_address): New function.
6220 * config/s390/s390.c (s390_delegitimize_address): Call
6221 delegitimize_mem_from_attrs.
6224 * tree-inline.c (cannot_copy_type_1): Removed.
6225 (copy_forbidden): Don't forbid copying of functions containing
6226 records/unions with variable length fields.
6228 2010-01-27 Christian Bruel <christian.bruel@st.com>
6232 * config/sh/sh.c (find_barrier): Increase length for non delayed
6233 conditional branches.
6235 2010-01-27 Matthias Klose <doko@ubuntu.com>
6237 * configure.ac (gnu-unique-object): Fix ldd version check.
6238 * configure: Regenerate.
6240 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6242 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6244 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6245 Test for HAVE_GNU_AS value.
6247 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6249 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6250 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6251 INT64_TYPE): Define.
6252 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6253 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6254 INT_LEAST64_TYPE): Define.
6255 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6256 UINT_LEAST64_TYPE): Define.
6257 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6258 INT_FAST64_TYPE): Define.
6259 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6260 UINT_FAST64_TYPE): Define.
6261 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6262 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6263 (SIG_ATOMIC_TYPE): Define.
6265 2010-01-26 Richard Guenther <rguenther@suse.de>
6267 * df-scan.c (df_scan_set_bb_info): Remove assert.
6268 (df_insn_rescan_debug_internal): Merge asserts.
6269 (df_install_ref): Likewise.
6270 (df_mark_reg): Use bitmap_set_range.
6271 (df_hard_reg_used_p): Remove assert.
6272 (df_hard_reg_used_count): Likewise.
6274 2010-01-26 Richard Guenther <rguenther@suse.de>
6276 PR rtl-optimization/42685
6277 * web.c (web_main): Ignore DEBUG_INSNs.
6279 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6281 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6283 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6284 Fix types of fndecl and arglist parameters.
6286 2010-01-26 Richard Guenther <rguenther@suse.de>
6289 * tree-eh.c (unsplit_eh): Skip debug insns.
6291 2010-01-26 Richard Guenther <rguenther@suse.de>
6293 PR tree-optimization/42250
6294 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6296 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6299 * omp-low.c (expand_omp_sections): Only use single_pred if
6300 l2_bb is single_pred_p.
6302 2010-01-25 Christian Bruel <christian.bruel@st.com>
6305 * config/sh/sh.c (find_barrier): Increase length for non delayed
6306 conditional branches.
6307 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6309 2010-01-24 David S. Miller <davem@davemloft.net>
6311 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6312 define if not using GAS.
6313 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6314 Likewise. Delete SECTION_MERGE code, which is only applicable
6317 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6320 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6321 mangling of va_list in system headers.
6323 2010-01-23 Toon Moene <toon@moene.org>
6325 * tree-predcom.c (combine_chains): Return NULL, not false.
6327 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6329 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6330 initialization of variable res to agree with return type.
6332 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6334 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6335 * tree-sra.c: Add include of expr.h.
6337 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6339 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6340 insert the debug stmt on the single non-EH edge from the stmt.
6342 2010-01-22 Richard Henderson <rth@redhat.com>
6345 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6346 the RHS until after generate_subtree_copies has insertted its
6347 code before the current statement.
6349 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6351 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6353 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6355 2010-01-21 Martin Jambor <mjambor@suse.cz>
6357 PR tree-optimization/42585
6358 * tree-sra.c (struct access): New field grp_total_scalarization.
6359 (dump_access): Dump the new field.
6360 (should_scalarize_away_bitmap): New variable.
6361 (cannot_scalarize_away_bitmap): Likewise.
6362 (sra_initialize): Allocate new bitmaps.
6363 (sra_deinitialize): Free new bitmaps.
6364 (create_access_1): New function.
6365 (create_access): Parts moved to create_access_1.
6366 (type_consists_of_records_p): New function.
6367 (completely_scalarize_record): Likewise.
6368 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6369 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6370 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6372 (analyze_all_variable_accesses): Completely scalarize small eligible
6375 2010-01-21 Martin Jambor <mjambor@suse.cz>
6377 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6379 2010-01-21 Andrew Haley <aph@redhat.com>
6381 * gcc.c (process_command): Move lang_specific_driver before
6382 setting cc_libexec_prefix.
6384 2010-01-21 Richard Guenther <rguenther@suse.de>
6387 * fold-const.c (negate_expr_p): Pretend only negative
6388 real constants are easily negatable.
6390 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6391 Jason Merrill <jason@redhat.com>
6393 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6394 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6395 * calls.c (initialize argument_information): Handle it.
6396 * c-common.c (handle_transparent_union_attribute): Use new name.
6397 * c-decl.c (finish_struct): Ditto.
6398 * c-typeck.c (type_lists_compatible_p): Ditto.
6399 (convert_for_assignment): Use new name and also handle record.
6400 * function.c (aggregate_value_p): Handle it.
6401 (pass_by_reference): Ditto.
6402 (assign_parm_data_types): Ditto.
6403 * print-tree.c (print_node): Ditto.
6404 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6405 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6406 * tree.c (first_field): New fn.
6408 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6411 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6412 even when linking statically, for now.
6414 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6417 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6418 without a cselib val.
6419 (count_uses): Accept MO_VAL_SET with no val on stores.
6420 (add_stores): Likewise.
6422 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6424 * var-tracking.c (check_value_val): Add a compile time assertion.
6425 (dv_is_decl_p): Simplify.
6426 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6427 gcc_assert if ENABLE_CHECKING.
6429 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6432 * var-tracking.c: Include tree-flow.h.
6433 (mem_dies_at_call): New.
6434 (dataflow_set_preserve_mem_locs): Use it.
6435 (dataflow_set_remove_mem_locs): Likewise.
6436 (dump_var): Renamed from dump_variable. Adjust all callers.
6437 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6438 * Makefile.in (var-tracking.o): Adjust deps.
6440 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6442 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6444 2010-01-20 Richard Guenther <rguenther@suse.de>
6446 PR tree-optimization/42717
6447 * tree-ssa-dce.c (get_live_post_dom): Remove.
6448 (forward_edge_to_pdom): Take an arbitrary edge to copy
6449 degenerate PHI args from.
6450 (remove_dead_stmt): Use the first post-dominator even if it
6451 does not contain live statements as redirection destination.
6453 2010-01-20 Richard Guenther <rguenther@suse.de>
6455 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6457 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6459 * sel-sched.c (create_speculation_check): Remove set but not used
6461 (try_transformation_cache): Remove set but not used variable ds.
6462 (calculate_privileged_insns): Remove set but not used variables
6463 cur_insn and min_spec_insn.
6464 (find_best_expr): Remove set but not used variable avail_n.
6465 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6467 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6469 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6470 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6473 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6476 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6477 cpu types. Add support for *-sse3 cpu types.
6478 (x86_64-*-*): Ditto.
6480 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6483 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6484 argument, call initializer_constant_valid_p_1 instead of
6485 initializer_constant_valid_p, pass CACHE to it, return NULL
6486 immediately if first call returns NULL.
6487 (initializer_constant_valid_p_1): New function.
6488 (initializer_constant_valid_p): Use it.
6490 2010-01-20 Thomas Quinot <quinot@adacore.com>
6492 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6494 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6496 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6497 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6498 (loc_list_from_tree): Don't handle unsigned division. Handle
6499 signed modulo using DW_OP_{over,over,div,mul,minus}.
6500 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6501 modulo instead of signed.
6503 2010-01-20 DJ Delorie <dj@redhat.com>
6505 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6507 (h8300_emit_stack_adjustment): Propogate it.
6509 (h8300_expand_prologue): Likewise.
6510 (h8300_expand_epilogue): Likewise.
6512 2010-01-19 Michael Matz <matz@suse.de>
6514 PR tree-optimization/41783
6515 * tree-data-ref.c (toplevel): Include flags.h.
6516 (dump_data_dependence_relation): Also dump the inputs if the
6517 result will be unknown.
6518 (split_constant_offset_1): Look through some conversions.
6519 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6520 the offset from last element is too large.
6521 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6522 (reassociate_to_the_same_stmt): Handle vector registers.
6523 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6525 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6526 wide_prolog_niters argument, emit widening instructions.
6527 (vect_do_peeling_for_alignment): Adjust caller, use widened
6528 variant of the iteration cound.
6529 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6531 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6534 * config/arm/neon-testgen.m (emit_automatics): New parameter
6535 features. Adjust for Fixed_return_reg feature.
6536 (test_intrinsic): Call emit_automatics with new feature.
6537 * config/arm/neon.ml: Update copyright years.
6538 (features): New Fixed_return_reg feature.
6539 (ops): Update feature for Vget_low.
6541 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6543 PR tree-optimization/42719
6544 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6548 * fwprop.c (all_uses_available_at): Return false if def_set dest
6549 is a REG that is used in def_insn.
6551 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6553 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6555 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6558 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6560 * target.h (struct gcc_target) <secondary_reload>: Change type
6561 of last argument to secondary_reload_info *.
6563 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6566 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6567 memory references with unaligned offsets. Remove CQImode handling.
6568 (unaligned_memory_operand): Return 1 for memory references with
6569 unaligned offsets. Remove CQImode handling.
6571 2010-01-18 Richard Guenther <rguenther@suse.de>
6574 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6577 2010-01-18 Richard Guenther <rguenther@suse.de>
6579 PR tree-optimization/42781
6580 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6581 restrict processing only if the original variable was artificial.
6583 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6585 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6586 find number of popped argument bytes.
6588 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6589 Fix the text that describes the return value for invalid insns.
6591 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6593 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6594 Clarify what 'cost of the -dependence' is. Fix quoting.
6596 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6597 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6599 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6601 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6602 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6604 2010-01-17 Richard Guenther <rguenther@suse.de>
6607 * function.c (split_complex_args): Take a VEC to modify.
6608 (assign_parms_augmented_arg_list): Build a VEC instead of
6609 a chain of PARM_DECLs.
6610 (assign_parms_unsplit_complex): Take a VEC of arguments.
6611 Do not fixup unmodified parms.
6612 (assign_parms): Deal with the VEC.
6613 (gimplify_parameters): Likewise.
6615 2010-01-17 Richard Guenther <rguenther@suse.de>
6617 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6618 node existence check.
6619 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6620 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6621 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6622 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6623 (gimple_execute_on_growing_pred): Likewise.
6625 2010-01-17 Richard Guenther <rguenther@suse.de>
6627 PR tree-optimization/42773
6628 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6629 (compute_antic_aux): Likewise.
6630 (compute_partial_antic_aux): Likewise.
6632 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6635 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6638 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6640 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6643 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6644 Fix markup for strict argument.
6646 (TARGET_SCHED_REORDER2): Fix argument types.
6648 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6649 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6651 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6652 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6654 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6657 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6658 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6659 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6660 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6661 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6663 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6665 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6667 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6668 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6670 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6672 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6675 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6677 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6678 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6680 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6682 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6684 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6685 referring to it. Fix language.
6687 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
6689 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
6691 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
6693 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
6695 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
6696 '@var{stream}. Remove stray 'and'.
6698 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
6700 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
6702 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
6704 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
6705 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
6707 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
6708 Fix description of return value.
6709 Rename argument "sz" to "len."
6711 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
6712 Clarify meaning of 'true' return value.
6714 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
6716 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
6717 rep_mode versus mode_rep.
6719 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
6721 (TARGET_BUILTIN_DECL): Fix name.
6723 (TARGET_COMMUTATIVE_P): Fix type of first argument.
6725 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
6727 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
6729 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
6731 (TARGET_RELAXED_ORDERING): Use @deftypevr.
6733 (TARGET_GET_DRAP_RTX): Note that this is a hook.
6736 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
6737 Rename argument tm_fn to md_fn.
6739 (TARGET_OPTION_PRINT): Fix argument list.
6741 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
6744 * config/i386/i386.c (ix86_fixup_binary_operands):
6745 Revert FMA4 fixup of operands.
6747 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6750 * Makefile.in (write_entries_to_file, install-plugin):
6751 Use \012 instead of \n with tr.
6753 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
6755 * configure.ac (HAVE_AS_REF): New C macro.
6756 * configure: Regenerate.
6757 * config.in: Likewise.
6758 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
6760 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
6763 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
6765 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
6767 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
6769 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
6771 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
6773 (TARGET_IN_SMALL_DATA_P): Fix argument type.
6775 (TARGET_BINDS_LOCAL_P): Fix argument type.
6777 (TARGET_ASM_FILE_END): Use prototype.
6779 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
6781 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
6783 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
6785 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
6787 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
6788 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
6790 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
6791 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
6793 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
6794 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
6795 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
6796 (TARGET_ADDR_SPACE_CONVERT): Likewise.
6798 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
6800 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
6802 (TARGET_INIT_BUILTINS): Use prototype.
6804 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
6805 Put 'const char *' in braces. Fix parameter types.
6806 (TARGET_INVALID_CONVERSION): Fix parameter types.
6807 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
6808 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
6810 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
6813 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
6815 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
6817 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
6819 * doc/tm.texi (TARGET_HELP): Fix return type.
6821 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
6822 in braces. Fix argument types.
6824 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
6826 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
6828 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
6830 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
6831 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
6833 (TARGET_MANGLE_TYPE): Fix argument types.
6835 (TARGET_IRA_COVER_CLASSES): Use prototype.
6837 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
6839 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
6841 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
6843 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
6845 (TARGET_CALLEE_COPIES): Fix argument types.
6847 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
6849 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
6851 (TARGET_FUNCTION_VALUE): Fix argument types.
6853 (TARGET_RETURN_IN_MSB): Fix argument type.
6855 (TARGET_RETURN_IN_MEMORY): Fix argument types.
6857 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
6859 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
6861 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
6862 agree with return type.
6864 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
6866 2010-01-15 Jing Yu <jingyu@google.com>
6868 PR rtl-optimization/42691
6869 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
6870 a pseudo to a constant and are merged, and adjust comments.
6872 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
6874 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
6876 2010-01-15 Richard Guenther <rguenther@suse.de>
6879 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
6880 labels of computed or non-local gotos to the destination.
6881 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
6882 landing pad label is the first label.
6884 2010-01-15 Richard Guenther <rguenther@suse.de>
6886 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
6888 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6891 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
6892 to allow generation of the xssqrtdp instruction on power7.
6893 (sqrtdf2_fpr): Ditto.
6895 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6898 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6899 functions with noreturn attribute.
6902 * varasm.c (declare_weak): Add weak attribute to decl if it
6903 doesn't have one already.
6904 (assemble_external): Only add decls to weak_decls if they also
6905 have weak attribute.
6907 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6909 * var-tracking.c (var_reg_delete): Don't delete the association
6910 between REGs and values or one-part variables if the register
6913 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6916 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6917 because its first operand is a non-localized variable.
6919 2010-01-14 Martin Jambor <mjambor@suse.cz>
6921 PR tree-optimization/42706
6922 * tree-sra.c (encountered_recursive_call): New variable.
6923 (encountered_unchangable_recursive_call): Likewise.
6924 (sra_initialize): Initialize both new variables.
6925 (callsite_has_enough_arguments_p): New function.
6926 (scan_function): Call decl and flags check only for IPA-SRA, check
6927 whether there is a recursive call and whether it has enough arguments.
6928 (all_callers_have_enough_arguments_p): New function.
6929 (convert_callers): Look for recursive calls only when
6930 encountered_recursive_call is set.
6931 (ipa_early_sra): Bail out either if
6932 !all_callers_have_enough_arguments_p or
6933 encountered_unchangable_recursive_call.
6935 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6937 * sel-sched.c: Add 2010 to copyright years.
6938 * sel-sched-ir.c: Likewise.
6939 * sel-sched-ir.h: Likewise.
6941 2010-01-14 Martin Jambor <mjambor@suse.cz>
6943 PR tree-optimization/42714
6944 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6945 constructors specially.
6947 2010-01-14 Andi Kleen <ak@linux.intel.com>
6949 * config/i386/drivers-i386.c (detect_caches_intel):
6950 Add l2sizekb parameter and fill in.
6951 (host_detect_local_cpu): Add l2sizekb, fill in.
6952 Add Atom small cache heuristic.
6954 2010-01-14 Andi Kleen <ak@linux.intel.com>
6956 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6957 Add level3 parameter and fill in.
6958 (detect_caches_intel): Handle level3 cache.
6960 2010-01-14 Andi Kleen <ak@linux.intel.com>
6962 * config/i386/drivers-i386.c (host_detect_local_cpu):
6963 Fix core duo detection.
6965 2010-01-14 Andi Kleen <ak@linux.intel.com>
6967 * config/i386/drivers-i386.c (host_detect_local_cpu):
6970 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6972 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6973 (rs6000_variable_issue_1): this. Use...
6974 (rs6000_variable_issue): here. Reimplement. Print debug info.
6976 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6978 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6979 sel_restore_notes. Update all callers. Call reemit_notes
6982 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6984 PR rtl-optimization/42246
6985 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6988 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6990 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6991 all successors is the same as number of successors in current region.
6993 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6995 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6996 to rename is not separable. Otherwise check that its LHS is not NULL.
6998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7000 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7002 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7004 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7005 available registers when failed to discover LHS register class.
7006 Fix indentation. Update comment.
7008 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7009 Alexander Monakov <amonakov@ispras.ru>
7011 PR rtl-optimization/42389
7012 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7014 (advance_state_on_fence): Likewise.
7015 (sel_target_adjust_priority): Print debug output only when
7016 sched_verbose >= 4, not 2.
7017 (get_expr_cost): Do not issue all unique insns on the next cycle.
7018 (fill_insns): Initialize can_issue_more from the value saved
7020 * sel-sched-ir.c (flist_add): New parameter issue_more.
7021 Init FENCE_ISSUE_MORE with it.
7022 (merge_fences): Likewise.
7023 (init_fences): Update call to flist_add.
7024 (add_to_fences, add_clean_fence_to_fences)
7025 (add_dirty_fence_to_fences): Likewise.
7026 (move_fence_to_fences): Update call to merge_fences.
7027 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7029 * sel-sched-ir.h (struct _fence): New field issue_more.
7030 (FENCE_ISSUE_MORE): New accessor macro.
7032 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7034 PR rtl-optimization/42388
7035 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7036 that have no predecessors nor successors. Do not call move_bb_info
7037 for empty blocks outside of current region.
7039 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7041 PR rtl-optimization/42294
7042 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7043 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7044 originators' originators.
7046 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7048 PR rtl-optimization/39453
7049 PR rtl-optimization/42246
7050 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7052 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7054 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7055 Alexander Monakov <amonakov@ispras.ru>
7058 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7059 (maybe_tidy_empty_bb): ... here. Make static. Add new
7060 argument. Update all callers.
7061 (tidy_control_flow): ... and here. Recompute topological order
7062 of basic blocks in region if necessary.
7063 (sel_redirect_edge_and_branch): Change return type. Return true
7064 if topological order might have been invalidated.
7065 (purge_empty_blocks): Export and move from...
7066 * sel-sched.c (purge_empty_blocks): ... here.
7067 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7068 (maybe_tidy_empty_bb): Delete prototype.
7069 (purge_empty_blocks): Declare.
7071 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7073 PR rtl-optimization/42249
7074 * sel-sched.c (try_replace_dest_reg): When chosen register
7075 and original register is the same, do not bail out early, but
7076 still check all original insns for validity of replacing destination
7077 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7080 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7083 Port from no-undefined-overflow branch:
7084 2009-03-09 Richard Guenther <rguenther@suse.de>
7086 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7088 2010-01-14 Richard Guenther <rguenther@suse.de>
7091 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7093 2010-01-14 Ira Rosen <irar@il.ibm.com>
7095 PR tree-optimization/42709
7096 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7097 as scalar type in creation of constant vector operand.
7099 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7102 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7103 (check-parallel-%): Match `testsuite' directory component only
7106 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7108 PR translation/39521
7109 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7112 2010-01-13 Richard Guenther <rguenther@suse.de>
7114 PR tree-optimization/42730
7115 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7118 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7121 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7122 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7125 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7127 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7128 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7129 ___umulsi3_highpart.
7131 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7132 rather than schedule_insns if the pass is enabled.
7134 2010-01-13 Martin Jambor <mjambor@suse.cz>
7136 PR tree-optimization/42704
7137 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7140 2010-01-13 Martin Jambor <mjambor@suse.cz>
7142 PR tree-optimization/42703
7143 * tree-sra.c (analyze_access_subtree): Check that we can build a
7144 reference to the original data within the aggregate.
7146 2010-01-13 Richard Guenther <rguenther@suse.de>
7148 PR tree-optimization/42705
7149 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7151 2010-01-13 Richard Guenther <rguenther@suse.de>
7154 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7156 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7159 * var-tracking.c (values_to_unmark): New variable.
7160 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7161 values_to_unmark vector. Moved body to...
7162 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7163 instead queue it into values_to_unmark vector.
7164 (vt_find_locations): Free values_to_unmark vector.
7166 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7168 * config/s390/s390.c (override_options): Set
7169 default of max-pending-list-length to 256
7171 2010-01-13 Richard Guenther <rguenther@suse.de>
7174 * tree-pass.h (PROP_gimple_lcx): New.
7175 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7176 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7177 before the final cleanup_eh.
7178 (dump_properties): Dump PROP_gimple_lcx.
7179 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7180 (tree_lower_complex_O0): Remove.
7181 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7182 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7183 tree_lower_complex, schedule TODO_update_ssa.
7184 * lto-streamer-out.c (output_function): Stream the functions
7186 * lto-streamer-in.c (input_function): Likewise.
7187 (lto_read_body): Do not override them here.
7189 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7192 * c-typeck.c (build_c_cast): Fold value cast to union type before
7193 wrapping it in a CONSTRUCTOR.
7195 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7197 PR rtl-optimization/42699
7198 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7201 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7203 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7204 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7205 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7206 SUBTARGET_WARN_UNUSED_SPEC): ... here
7207 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7209 2010-01-12 Julian Brown <julian@codesourcery.com>
7211 * config/arm/neon-schedgen.ml (Utils): Don't try to
7212 open missing module.
7213 (find_with_result): New.
7215 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7218 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7219 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7221 PR tree-optimization/42645
7222 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7223 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7224 decl_map, set processing_debug_stmt to -1 and return name without
7227 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7229 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7230 binutils version, and reword target configuration description.
7232 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7234 * config/avr/avr.h (LINKER_NAME): Remove.
7236 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7239 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7240 that support VSX, warn for -mno-altivec if vsx is not disabled,
7243 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7244 Shujing Zhao <pearly.zhao@oracle.com>
7246 PR translation/42469
7247 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7248 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7249 character between option name and help text.
7250 * c.opt (imultilib): Likewise.
7252 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7254 * lto-streamer-out.c (output_unreferenced_globals): Output static
7257 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7259 PR rtl-optimization/42621
7260 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7261 optimizing for size.
7262 (duplicate_computed_gotos): Remove now-redundant check.
7264 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7267 * configure.ac: Save and restore LDFLAGS and LIBS
7268 * configure: Regenerate.
7270 2010-01-10 Richard Guenther <rguenther@suse.de>
7273 * builtins.c (fold_builtin_strlen): Add type argument and
7274 convert the resulting length to it.
7275 (fold_builtin_1): Adjust.
7277 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7279 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7280 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7282 (num_insns_constant_wide): Adjust for that change.
7284 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7287 * web.c (union_defs): Add used argument, to combine uses of
7289 (entry_register): Adjust type and tests of used argument.
7290 (web_main): Widen used for new use. Pass it to union_defs.
7291 * df.h (union_defs): Adjust prototype.
7293 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7296 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7297 uses in new incoming argument. Free body.
7298 (reset_debug_uses_in_loop): New.
7299 (analyze_insn_to_expand_var): Call the latter if the former found
7300 anything. Fix whitespace. Reject invalid dest overlaps before
7301 going through all insns in the loop.
7303 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7306 * haifa-sched.c (dying_use_p): Debug insns don't count.
7308 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7311 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7312 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7313 (verify_gimple_call): Reject LHS in noreturn calls.
7315 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7319 * tree-vect-loop-manip.c (adjust_info): New type.
7320 (adjust_vec): New pointer to vector.
7321 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7322 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7323 (slpeel_update_phis_for_duplicate_loop): Use them.
7324 (slpeel_update_phi_nodes_for_guard1): Likewise.
7325 (slpeel_update_phi_nodes_for_guard2): Likewise.
7326 (slpeel_tree_peel_loop_to_edge): Likewise.
7327 (vect_update_ivs_after_vectorizer): Likewise.
7329 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7331 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7332 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7334 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7336 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7337 bogus uninitialized warning.
7339 2010-01-09 Richard Guenther <rguenther@suse.de>
7342 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7343 the evolution is compatible with the initial condition.
7345 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7347 * gcc.c (process_command): Update copyright notice dates.
7348 * gcov.c (print_version): Likewise.
7349 * gcov-dump.c (print_version): Likewise.
7350 * mips-tfile.c (main): Likewise.
7351 * mips-tdump.c (main): Likewise.
7353 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7356 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7358 (rotlhi3_8): Delete.
7360 (rotlsi3_8): Delete.
7361 (rotlsi3_16): Delete.
7362 (rotlsi3_24): Delete.
7364 (*rotw<mode>3): New.
7365 (*rotb<mode>3): New.
7366 * config/avr/avr.c (avr_rotate_bytes): New function.
7367 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7369 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7372 * configure.ac: Modify -rdynamic check.
7373 * configure: Regenerate.
7375 2010-01-08 DJ Delorie <dj@redhat.com>
7377 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7378 register popping order.
7380 2010-01-08 Richard Guenther <rguenther@suse.de>
7383 * c.opt (fsigned-char): Also let LTO handle this option.
7384 (funsigned-char): Likewise.
7386 2010-01-07 Richard Guenther <rguenther@suse.de>
7388 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7389 (gimple_op): Likewise.
7390 (gimple_op_ptr): Likewise.
7391 (gimple_assign_set_lhs): Remove gcc_assert.
7392 (gimple_assign_set_rhs1): Likewise.
7393 (gimple_assign_set_rhs2): Likewise.
7394 (gimple_call_set_lhs): Likewise.
7395 (gimple_call_set_fn): Likewise.
7396 (gimple_call_set_fndecl): Likewise.
7397 (gimple_call_fndecl): Likewise.
7398 (gimple_call_return_type): Likewise.
7399 (gimple_call_set_chain): Likewise.
7400 (gimple_call_num_args): Likewise.
7401 (gimple_call_set_arg): Likewise.
7402 (gimple_cond_set_code): Likewise.
7403 (gimple_cond_set_lhs): Likewise.
7404 (gimple_cond_set_rhs): Likewise.
7405 (gimple_cond_set_true_label): Likewise.
7406 (gimple_cond_set_false_label): Likewise.
7407 (gimple_label_set_label): Likewise.
7408 (gimple_goto_set_dest): Likewise.
7409 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7410 (gimple_debug_bind_get_value): Likewise.
7411 (gimple_debug_bind_get_value_ptr): Likewise.
7412 (gimple_debug_bind_set_var): Likewise.
7413 (gimple_debug_bind_set_value): Likewise.
7414 (gimple_debug_bind_reset_value): Likewise.
7415 (gimple_debug_bind_has_value_p): Likewise.
7416 (gimple_return_retval_ptr): Remove gcc_assert.
7417 (gimple_return_retval): Likewise.
7418 (gimple_return_set_retval): Likewise.
7419 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7420 (safe_referenced_var_iterator): Remove.
7421 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7422 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7423 (fill_referenced_var_vec): Remove.
7424 (first_readonly_imm_use): Remove redundant gcc_assert.
7425 (phi_arg_index_from_use): Combine gcc_asserts.
7426 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7427 (first_imm_use_stmt): Remove redundant gcc_assert.
7428 * tree-cfg.c (verify_gimple_call): Verify function and chain
7429 operands. Verify arguments.
7430 (verify_types_in_gimple_stmt): Verify condition code and labels.
7432 2010-01-07 Richard Guenther <rguenther@suse.de>
7434 PR tree-optimization/42641
7435 * sese.c (rename_map_elt_info): Use the SSA name version, do
7438 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7440 PR tree-optimization/42625
7441 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7442 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7444 2010-01-07 Duncan Sands <baldrick@free.fr>
7446 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7448 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7451 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7452 note itself is not function_invariant_p.
7454 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7456 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7457 Do not add the DF_NOTE problem.
7458 * store-motion.c (execute_rtl_store_motion): Likewise.
7460 2010-01-07 Martin Jambor <mjambor@suse.cz>
7462 PR tree-optimization/42157
7463 * tree-sra.c (compare_access_positions): Stabilize sort if both
7464 accesses have integer types, return zero immediately if they are the
7467 2010-01-06 Richard Henderson <rth@redhat.com>
7470 * haifa-sched.c (add_to_note_list): Merge into ...
7471 (concat_note_lists): ... here, and ...
7472 (unlink_other_notes, rm_other_notes): Merge into...
7473 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7474 NOTE_INSN_EPILOGUE_BEG.
7476 2010-01-06 Richard Guenther <rguenther@suse.de>
7478 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7479 not inline regular functions into always-inline functions.
7481 2010-01-06 Nick Clifton <nickc@redhat.com>
7483 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7484 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7486 (OVERRIDE_OPTIONS): Delete.
7487 (OPTIMIZATION_OPTIONS): Define.
7488 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7489 * config/rx/rx.c (rx_handle_option): Issue an error message if
7490 -mcpu=rx200 and -fpu are used together.
7491 (rx_set_optimization_options): New function. Issue an error
7492 message if an optimization attribute attempts to reset the FPU/
7493 math optimization pairing.
7494 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7495 * config/rx/rx.opt: Set the default to 32-bit doubles.
7496 * config/rx/t-rx: Add multilibs for -nofpu option.
7497 * doc/invoke.texi: Update documentation of RX options.
7499 2010-01-06 Richard Guenther <rguenther@suse.de>
7501 * tree-ssa-pre.c (name_to_id): New global.
7502 (alloc_expression_id): Simplify SSA name handling.
7503 (lookup_expression_id): Likewise.
7504 (init_pre): Zero name_to_id.
7505 (fini_pre): Free it.
7507 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7509 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7511 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7514 * config/i386/sse.md (smaxv2di3): New.
7515 (umaxv2di3): Likewise.
7516 (sminv2di3): Likewise.
7517 (uminv2di3): Likewise.
7519 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7522 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7523 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7524 (legitimize_tls_address): Likewise.
7525 (sparc_tls_referenced_p): Likewise.
7526 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7527 and adjust calls to legitimize_pic_address.
7528 (legitimate_constant_p) Use sparc_tls_referenced_p.
7529 (legitimate_pic_operand_p): Likewise.
7530 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7531 (sparc_tls_symbol_ref_1): Delete.
7532 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7533 (legitimize_tls_address): Make static, handle CONST patterns.
7534 (legitimize_pic_address): Make static, remove unused parameter and
7535 adjust recursive calls.
7536 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7537 and adjust call to legitimize_pic_address.
7538 (sparc_output_mi_thunk): Likewise.
7540 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7541 H.J. Lu <hongjiu.lu@intel.com>
7544 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7545 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7546 operands to make them signed.
7549 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7552 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7553 GTU to GT for V4SI and V2DI.
7555 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7556 (umin<mode>3): Removed.
7558 (uminv4si3): Likewise.
7560 2010-01-05 Martin Jambor <mjambor@suse.cz>
7562 PR tree-optimization/42462
7563 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7564 current_function_decl to helper functions and macros.
7566 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7569 * flags.h: Don't include real.h.
7570 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7571 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7572 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7573 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7574 * dominance.c: Update copyright.
7575 * gimple.c (walk_gimple_op): Remove inline.
7576 * tree-ssa-reassoc.c: Include real.h.
7577 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7578 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7580 2010-01-05 Nick Clifton <nickc@redhat.com>
7582 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7583 register to push into the stack frame when the accumulator has to
7584 be saved during interrupts.
7586 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7588 * doc/invoke.texi: Remove the documentation about option
7590 * common.opt (Wunreachable-code): Preserved for backward
7592 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7593 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7594 the backward compatibility flag section.
7596 2010-01-05 Richard Guenther <rguenther@suse.de>
7598 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7600 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7603 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7605 PR tree-optimization/42508
7606 * tree-sra.c (convert_callers): Check for recursive call
7607 by comparing cgraph nodes instead of decls.
7608 (modify_function): Call ipa_modify_formal_parameters also
7609 on all same_body aliases.
7611 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7612 cgraph nodes when checking for same_body aliases.
7614 2010-01-05 Richard Guenther <rguenther@suse.de>
7616 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7617 allocation and lookup.
7618 (get_or_alloc_expr_for_constant): Likewise.
7619 (phi_translate): Sink allocation.
7621 2010-01-04 Richard Guenther <rguenther@suse.de>
7623 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7624 a new entry only if needed.
7625 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7626 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7628 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7630 (phi_translate): Handle CONSTANTs early.
7632 2010-01-04 Martin Jambor <mjambor@suse.cz>
7634 PR tree-optimization/42398
7635 * tree-sra.c (struct access): Removed flag grp_different_types.
7636 (dump_access): Do not dump the removed flag.
7637 (sort_and_splice_var_accesses): Do not set the removed flag.
7638 (sra_modify_expr): Check for type compatibility directly.
7640 2010-01-04 Martin Jambor <mjambor@suse.cz>
7642 PR tree-optimization/42366
7643 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7644 edges with variable number of parameters.
7645 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7646 flag instead of asserting it.
7647 (ipa_read_node_info): Read uses_analysis_done flag.
7649 2010-01-04 Richard Guenther <rguenther@suse.de>
7651 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7652 iterative_hash_* as intended.
7653 (vn_reference_compute_hash): Likewise. Simplify hashing
7655 (vn_reference_lookup_2): Likewise.
7656 (vn_nary_op_compute_hash): Likewise.
7657 (vn_phi_compute_hash): Likewise.
7658 (expressions_equal_p): Remove strange code.
7659 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7660 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7661 (bitmap_insert_into_set_1): Take value-id as parameter.
7662 (add_to_value): Pass it.
7663 (bitmap_insert_into_set): Likewise.
7664 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7666 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7669 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7670 (do_self_spec): For switches with SWITCH_IGNORE set set also
7671 SWITCH_IGNORE_PERMANENTLY.
7672 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7675 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7677 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7678 tree of an unreferenced global var.
7680 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7683 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7684 GTU to GT for V4SI and V2DI.
7686 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7687 (umin<mode>3): Removed.
7689 (uminv4si3): Likewise.
7691 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7694 * collect2.c (main): Turn on trace in collect2 if -v is passed
7697 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
7699 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
7700 description of expression operand.
7702 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
7704 * configure.ac: Add install-html to target_list for Make-hooks.
7705 * configure: Regenerate.
7706 * fortran/Make-lang.in (F95_HTMLFILES): New.
7707 (fortran.html): Use it.
7708 (fortran.install-html): New.
7709 * Makefile.in (install-html): Add lang.install-html.
7710 * java/Make-lang.in (JAVA_HTMLFILES): New.
7711 (java.html): Use it.
7712 (java.install-html): New.
7713 * objc/Make-lang.in (objc.install-html): New.
7714 * objcp/Make-lang.in (obj-c++.install-html): New.
7715 * cp/Make-lang.in (c++.install-html): New.
7716 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
7717 * lto/Make-lang.in (lto.install-html): New.
7719 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7722 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
7724 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
7726 PR rtl-optimization/41862
7727 * store-motion.c (store_killed_in_insn, compute_store_table,
7728 remove_reachable_equiv_notes, replace_store_insn,
7729 build_store_vectors): Ignore all DEBUG_INSNs.
7731 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
7734 * common.opt: Add dumpdir.
7736 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
7738 (option_map): Add --dumpdir.
7740 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
7742 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
7744 * opts.c (decode_options): Try dump_dir_name first if
7745 dump_base_name isn't an absolute path.
7746 (common_handle_option): Handle OPT_dumpdir.
7748 * toplev.c (dump_dir_name): New.
7749 (print_switch_values): Also ignore -dumpdir.
7751 * toplev.h (dump_dir_name): New.
7753 2010-01-03 Richard Guenther <rguenther@suse.de>
7755 PR tree-optimization/42589
7756 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
7757 double-word expansion of bswap32.
7759 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
7761 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
7762 with BLOCK_FOR_INSN.
7763 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
7764 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
7765 noce_process_if_block): Likewise.
7766 * gcse.c (compute_local_properties, insert_expr_in_table,
7767 insert_set_in_table, canon_list_insert, find_avail_set,
7768 pre_insert_copy_insn): Likewise.
7770 * basic-block.h (BLOCK_NUM): Move from here...
7771 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
7773 2010-01-03 Richard Guenther <rguenther@suse.de>
7775 PR tree-optimization/42438
7776 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
7777 contains_may_not_return_call flag.
7778 (BB_MAY_NOTRETURN): New.
7779 (valid_in_sets): Trapping nary operations are not valid
7780 in blocks that may not return.
7781 (insert_into_preds_of_block): Remove check for trapping expressions.
7782 (compute_avail): Compute also BB_MAY_NOTRETURN.
7784 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7786 * doc/invoke.texi: Add 2010 to copyright years.
7788 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
7790 * config/sparc/sparc.c: Fix formatting nits.
7792 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7793 Alexander Monakov <amonakov@ispras.ru>
7795 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
7797 2010-01-02 Richard Guenther <rguenther@suse.de>
7800 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
7801 (simplify_switch_using_ranges): Mark to be removed edges
7804 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7806 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
7808 * collect2.c (scan_libraries): Add missing argument in call to
7811 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
7814 * config/alpha/predicates.md (aligned_memory_operand): Return false
7816 (unaligned_memory_operand): Return true for CQImode.
7817 * config/alpha/alpha.c (get_aligned_mem): Assert that location
7818 doesn not cross aligned SImode word boundary.
7820 2010-01-02 Anatoly Sokolov <aesok@post.ru>
7822 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
7824 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
7825 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
7827 2010-01-02 Richard Guenther <rguenther@suse.de>
7830 * toplev.c (compile_file): Emit LTO marker properly. Change
7832 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
7834 2010-01-01 Richard Guenther <rguenther@suse.de>
7837 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
7839 2010-01-01 Richard Guenther <rguenther@suse.de>
7842 * c-decl.c (grokdeclarator): For zero-size arrays force
7843 structural equality checks as layout_type does.
7845 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7847 * builtins.c: Update copyright to 2010.
7849 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
7852 * lto-streamer-out.c (produce_asm): Revert the last change.
7853 (copy_function): Likewise.
7855 * lto-streamer.c (lto_get_section_name): Skip any leading
7858 2010-01-01 Richard Guenther <rguenther@suse.de>
7861 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
7865 Copyright (C) 2010 Free Software Foundation, Inc.
7867 Copying and distribution of this file, with or without modification,
7868 are permitted in any medium without royalty provided the copyright
7869 notice and this notice are preserved.