1 2010-05-03 David Ung <davidu@mips.com>
2 James E. Wilson <wilson@codesourcery.com>
4 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
5 emit the trap instruction before the divide for TUNE_74K.
7 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
9 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
10 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
11 based on the above, for new target hook.
13 * hooks.c (hook_bool_mode_true): New generic hook.
14 * hooks.h (hook_bool_mode_true): Add prototype.
16 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
18 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
19 target hook, set to hook_bool_mode_false.
20 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
21 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
22 with targetm.small_register_classes_for_mode_p.
23 (find_reusable_reload): Likewise.
24 (combine_reloads): Likewise.
25 * reload1.c (reload_as_needed): Likewise.
26 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
27 * ifcvt.c (noce_process_if_block, check_cond_move_block,
28 dead_or_predicable): Likewise.
29 * regmove.c (optimize_reg_copy_1): Likewise.
30 * calls.c (prepare_call_address): Likewise.
31 (precompute_register_parameters): Likewise.
33 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
35 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
36 implementation of the hook that considers all register classes
37 small except for SH64.
38 (sh_override_options): Use the new hook.
39 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
42 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
44 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
45 implementation of the hook that considers all register classes
47 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
50 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
52 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
53 implementation of the hook that considers all register classes
55 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
58 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
60 * config/m32c/m32c.h: Likewise.
61 * config/pdp11/pdp11.h: Likewise.
62 * config/avr/avr.h: Likewise.
63 * config/xtensa/xtensa.h: Likewise.
64 * config/m68hc11/m68hc11.h: Likewise.
65 * config/mn10300/mn10300.h: Likewise.
66 * config/mcore/mcore.h: Likewise.
67 * config/h8300/h8300.h: Likewise.
68 * config/bfin/bfin.h: Likewise.
70 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
71 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
73 2010-05-03 Anatoly Sokolov <aesok@post.ru>
75 * double-int.h (tree_to_double_int): Remove macro.
76 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
77 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
78 (tree_to_double_int): New function.
79 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
81 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
83 2010-05-03 Richard Guenther <rguenther@suse.de>
85 PR tree-optimization/43971
86 * tree-ssa-structalias.c (get_constraint_for_1): Fix
87 constraints in the !flag_delete_null_pointer_checks case.
89 2010-05-03 Jakub Jelinek <jakub@redhat.com>
92 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
93 result mode matches original rtl mode.
95 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
98 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
100 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
102 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
103 when processing flag options.
105 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
107 * gcov-iov.c (main): Change format string placeholder
108 from %#08x to 0x%08x.
109 * genchecksum.c (dosum): Change format string placeholder
110 from %#02x to 0x%02x.
112 2010-05-02 Richard Guenther <rguenther@suse.de>
114 PR tree-optimization/43879
115 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
117 2010-05-02 Bruno Haible <bruno@clisp.org>
119 * doc/extend.texi (Function Attributes): Fix a typo.
121 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
124 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
125 placeholder from 0x%x to %#x.
126 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
127 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
128 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
129 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
130 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
131 * config/i386/i386.c (ix86_target_string): Ditto.
132 * config/i386/i386.c (output_pic_addr_const): Ditto.
133 (print_operand): Ditto.
135 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
137 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
138 placeholder from 0x%x to %#x.
139 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
140 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
141 (ASM_OUTPUT_DEBUG_DATA): Ditto.
142 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
143 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
144 * optc-gen.awk: Ditto.
145 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
146 (HOST_WIDE_INT_PRINT_HEX): Ditto.
147 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
148 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
150 2010-05-01 Anatoly Sokolov <aesok@post.ru>
152 * target.h (struct calls): Add function_value_regno_p field.
153 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
154 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
155 * targhooks.c (default_function_value_regno_p): New function.
156 * targhooks.h (default_function_value_regno_p): Declare function.
157 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
158 * builtins.c. (apply_result_size): (Ditto.).
159 * combine.c. (likely_spilled_retval_p): (Ditto.).
160 * mode-switching.c. Include 'target.h'.
161 (create_pre_exit): Use function_value_regno_p hook.
162 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
163 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
164 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
166 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
167 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
168 (ix86_function_value_regno_p): Declare as static, change argument
169 type to const unsigned int.
170 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
172 2010-05-01 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/43949
175 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
177 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
179 2010-05-01 Anatoly Sokolov <aesok@post.ru>
181 * rtl.h (CONST_DOUBLE_P): Define.
182 (rtx_to_double_int): Declare.
183 * emit-rtl.c (rtx_to_double_int): New function.
184 * dwarf2out.c (insert_double): New function.
185 (loc_descriptor, add_const_value_attribute): Clean up, use
186 rtx_to_double_int and insert_double functions.
188 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
190 * doc/extend.texi (Inline): Add missing return keyword to examples.
191 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
194 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
196 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
197 the variable part of the offset as well. Use highest_pow2_factor for
198 all alignment checks.
200 2010-04-30 Richard Guenther <rguenther@suse.de>
202 PR tree-optimization/43879
203 * tree-ssa-structalias.c (type_could_have_pointers): Functions
206 2010-04-30 Jan Hubicka <jh@suse.cz>
208 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
210 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
212 2010-04-30 Jan Hubicka <jh@suse.cz>
214 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
216 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
217 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
218 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
219 cgraph_node_set_needs_ltrans_p): Remove.
221 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
223 * sdbout.c: Include vec.h, do not include varray.h.
224 (deferred_global_decls, sdbout_global_decl,
225 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
226 * toplev.c: Do not include varray.h.
227 (dump_memory_report): Do not dump VARRAY statistics.
228 * gengtype.c (open_base_file): Ignore varray.h.
229 * Makefile.in: Update for abovementioned changes.
230 Remove all traces of varray.c and varray.h.
231 * varray.c: Remove file.
232 * varray.h: Remove file.
234 2010-04-30 Jan Hubicka <jh@suse.cz>
236 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
239 2010-04-30 Jan Hubicka <jh@suse.cz>
241 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
244 2010-04-30 Richard Guenther <rguenther@suse.de>
246 * tree-ssa-structalias.c (get_constraint_for_1): Generate
247 constraints for CONSTRUCTOR.
249 2010-04-30 Richard Guenther <rguenther@suse.de>
252 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
253 first after all lowering passes.
255 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
257 * toplev.c: Include varray.h for statistics dumping.
258 * tree.h: Do not declare varray_head_tag.
259 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
260 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
261 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
262 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
263 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
264 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
265 c-common.c, c-common.h, reg-stack.c, basic-block.h,
266 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
268 * Makefile.in: Update for abovementioned changes.
270 2010-04-30 Jakub Jelinek <jakub@redhat.com>
273 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
275 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
277 * config/picochip/picochip.c (picochip_legitimize_address): Define.
278 Use this function to do machine-specific conversion.
279 (picochip_legitimize_reload_address): Likewise.
280 (picochip_legitimate_address_p): Check valid base register only if
282 (picochip_check_conditional_copy): Check for modw only if opnd is
284 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
285 to call the function in c.
286 * config/picochip/picochip-protos.h
287 (picochip_legitimize_reload_address): Define.
288 * config/picochip/picochip.md (supported_compare1): Define.
290 2010-04-30 Jan Hubicka <jh@suse.cz>
292 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
293 (cgraph_global_info): Remove inlined.
294 (LTO_cgraph_tag_names): Remove.
295 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
296 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
297 simplify cgraph tags and document.
298 (lto_output_node): Use only LTO_cgraph_unavail_node and
299 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
300 for_functions_valid, global info, process and output flags.
301 (input_overwrite_node): Initialize estimated stack size and
302 estimated growth. Do not read flags we no longer store.
303 (input_node): Likewise do not read info no longer stored.
304 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
307 2010-04-30 Richard Guenther <rguenther@suse.de>
309 PR tree-optimization/43879
310 * tree-ssa-structalias.c (get_constraint_for_1): Properly
311 handle non-zero initializers.
313 2010-04-30 Richard Guenther <rguenther@suse.de>
315 * builtins.c (fold_builtin_1): Delete free (0).
317 2010-04-29 Jan Hubicka <jh@suse.cz>
319 * gengtype.c (open_base_files): Add lto-streamer.h
320 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
321 (pass_ipa_cp): GGC collect.
322 * toplev. (compile_file): Do not output symbols.
323 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
324 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
325 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
326 * lto-section-in.c: Include ggc.h
327 (lto_new_in_decl_state): Alloc in GGC.
328 (lto_delete_in_decl_state): Likewise.
329 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
332 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
335 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
336 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
337 (HONOR_REG_ALLOC_ORDER): Describe new macro.
338 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
339 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
340 account only if HONOR_REG_ALLOC_ORDER is not defined.
341 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
342 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
344 2010-04-29 Jon Grant <04@jguk.org>
346 * collect2.c (vflag): Change type from int to bool.
348 (helpflag): New global bool.
349 (main): Set vflag and debug with boolean, not integer truth values.
350 Accept new "--help" option and output usage text if found.
351 * collect2.h (vflag): Update prototype.
354 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
357 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
359 2010-04-29 Richard Guenther <rguenther@suse.de>
362 * plugin.h (invoke_plugin_callbacks): Annotate arguments
363 with ATTRIBUTE_UNUSED.
365 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/i386.c (get_some_local_dynamic_name): Replace
369 INSN_P with NONDEBUG_INSN_P.
370 (distance_non_agu_define): Likewise.
371 (distance_agu_use): Likewise.
373 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
375 From Dominique d'Humieres <dominiq@lps.ens.fr>
377 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
380 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
382 * plugin.h (invoke_plugin_callbacks): New inline function.
383 * plugin.c (flag_plugin_added): New global flag.
384 (add_new_plugin): Initialize above flag.
385 (invoke_plugin_callbacks): Rename to ...
386 (invoke_plugin_callbacks_full): ... this.
388 2010-04-28 Jan Hubicka <jh@suse.cz>
390 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
391 (lto_varpool_replace_node): New.
392 (lto_symtab_resolve_symbols): Resolve varpool nodes.
393 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
394 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
395 * cgraph.h (varpool_node_ptr): New type.
396 (varpool_node_ptr): New vector.
397 (varpool_node_set_def): New structure.
398 (varpool_node_set): New type.
399 (varpool_node_set): New vector.
400 (varpool_node_set_element_def): New structure.
401 (varpool_node_set_element, const_varpool_node_set_element): New types.
402 (varpool_node_set_iterator): New type.
403 (varpool_node): Add prev pointers, add used_from_other_partition,
405 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
406 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
407 varpool_get_node, varpool_remove_node): Declare.
408 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
409 varpool_node_set_size): New inlines.
410 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
411 * tree-pass.h (varpool_node_set_def): Forward declare.
412 (ipa_opt_pass_d): Summary writting takes vnode sets too.
413 (ipa_write_optimization_summaries): Update prototype.
414 * ipa-cp.c (ipcp_write_summary): Update.
415 * ipa-reference.c (ipa_reference_write_summary): Update.
416 * lto-cgraph.c (lto_output_varpool_node): New static function.
417 (output_varpool): New function.
418 (input_varpool_node): New static function.
419 (input_varpool_1): New function.
420 (input_cgraph): Input varpool.
421 * ipa-pure-const.c (pure_const_write_summary): Update.
422 * lto-streamer-out.c (lto_output): Update, output varpool too.
423 (write_global_stream): Kill WPA hack.
424 (produce_asm_for_decls): Update.
425 (output_alias_pair_p): Handle variables.
426 (output_unreferenced_globals): Output only needed partition of varpool.
427 * ipa-inline.c (inline_write_summary): Update.
428 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
430 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
431 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
432 varpool_node_set_new, varpool_node_set_add,
433 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
434 debug_varpool_node_set): New functions.
435 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
436 (execute_one_pass): Process new decls too.
437 (ipa_write_summaries_2): Pass around vsets.
438 (ipa_write_summaries_1): Likewise.
439 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
441 (ipa_write_optimization_summaries_1): Pass around vsets.
442 (ipa_write_optimization_summaries): Likewise.
443 * varpool.c (varpool_get_node): New.
444 (varpool_node): Update doubly linked lists.
445 (varpool_remove_node): New.
446 (dump_varpool_node): More dumping.
447 (varpool_enqueue_needed_node): Update doubly linked lists.
448 (decide_is_variable_needed): Kill ltrans hack.
449 (varpool_finalize_decl): Kill lto hack.
450 (varpool_assemble_decl): Skip decls in other partitions.
451 (varpool_assemble_pending_decls): Update doubly linkes lists.
452 (varpool_empty_needed_queue): Likewise.
453 (varpool_extra_name_alias): Likewise.
454 * lto-streamer.c (lto_get_section_name): Add vars section.
455 * lto-streamer.h (lto_section_type): Update.
456 (output_varpool, input_varpool): Declare.
458 2010-04-28 Mike Stump <mikestump@comcast.net>
460 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
462 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
464 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
465 record or union type with RECORD_OR_UNION_TYPE_P predicate.
466 (lto_input_ts_type_tree_pointers): Likewise.
467 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
468 (lto_output_ts_type_tree_pointers): Likewise.
470 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
472 Uniquization of constants at the Tree level
473 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
474 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
476 (tree_output_constant_def): Declare.
477 * gimplify.c (gimplify_init_constructor): When using block copy, first
478 uniquize the constant constructor on the RHS.
479 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
480 DECL_IN_CONSTANT_POOL flag.
481 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
482 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
484 (assemble_variable): Deal with symbols belonging to the tree constant
486 (get_constant_section): Add ALIGN parameter and simplify.
487 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
488 (assemble_constant_contents): Use the expression of the VAR_DECL.
489 (output_constant_def_contents): Use the alignment of the VAR_DECL.
490 (tree_output_constant_def): New global function.
491 (mark_constant): Use the expression of the VAR_DECL.
492 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
494 (output_object_block): Likewise and assemble the expression.
496 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
498 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
499 hash_tree, eq_tree): New tree hash table.
500 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
501 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
502 lto_orig_address_remove): Reimplement.
504 2010-04-28 Xinliang David Li <davidxl@google.com>
507 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
508 (compute_uninit_opnds_pos): New function.
509 (is_non_loop_exit_postdominating): New function.
510 (compute_control_dep_chain): New function.
511 (find_pdom): New function.
512 (convert_control_dep_chain_into_preds): New function.
513 (find_predicates): New function.
514 (find_control_equiv_block): New function.
515 (collect_phi_def_edges): New function.
516 (find_def_preds): New function.
517 (find_dom): New function.
518 (dump_predicates): New function.
519 (get_cmp_code): New function.
520 (is_value_included_in): New function.
521 (find_matching_predicate_in_rest_chains): New function.
522 (use_pred_not_overlap_with_undef_path_pred): New function.
523 (is_use_properly_guarded): New function.
524 (normalize_cond_1): New function.
525 (is_and_or_or): New function.
526 (normalize_cond): New function.
527 (is_gcond_subset_of): New function.
528 (is_subset_of_any): New function.
529 (is_or_set_subset_of): New function.
530 (is_and_set_subset_of): New function.
531 (is_norm_cond_subset_of): New function.
532 (is_pred_expr_subset_of): New function.
533 (is_pred_chain_subset_of): New function.
534 (is_included_in): New function.
535 (is_superset_of): New function.
536 (find_uninit_use): New function.
537 (warn_uninitialized_phi): New function.
538 (compute_possibly_undefined_names): New function.
539 (ssa_undefined_value_p): New function.
540 (execute_late_warn_uninitialized): New function.
541 * tree-ssa.c (ssa_undefined_value_p): Removed.
542 (warn_uninit): Changed to extern.
543 (warn_uninitialized_phi): Removed.
544 (warn_uninitialized_vars): Changed to extern.
545 (execute_late_warn_uninitialized): Removed
546 * tree-flow.h: Add new prototypes.
547 * timevar.def: Add new time variable.
548 * Makefile.in: Add new build file.
550 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
552 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
555 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
558 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
560 2010-04-28 Martin Jambor <mjambor@suse.cz>
562 * cgraph.h (struct cgraph_node): New field indirect_calls.
563 (struct cgraph_indirect_call_info): New type.
564 (struct cgraph_edge): Removed field indirect_call. New fields
565 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
566 (cgraph_create_indirect_edge): Declare.
567 (cgraph_make_edge_direct): Likewise.
568 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
569 * ipa-prop.h (struct ipa_param_call_note): Removed.
570 (struct ipa_node_params): Removed field param_calls.
571 (ipa_create_all_structures_for_iinln): Declare.
572 * cgraph.c: Described indirect edges and uids in initial comment.
573 (cgraph_add_edge_to_call_site_hash): New function.
574 (cgraph_edge): Search also among the indirect edges, use
575 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
576 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
577 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
579 (initialize_inline_failed): Assign a reason to indirect edges.
580 (cgraph_create_edge_1): New function.
581 (cgraph_create_edge): Moved some functionality to
582 cgraph_create_edge_1.
583 (cgraph_create_indirect_edge): New function.
584 (cgraph_edge_remove_callee): Add an assert checking for
586 (cgraph_edge_remove_caller): Special-case indirect edges.
587 (cgraph_remove_edge): Likewise.
588 (cgraph_set_edge_callee): New function.
589 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
590 (cgraph_make_edge_direct): New function.
591 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
592 the declaration of the call statement matches.
593 (cgraph_node_remove_callees): Special-case indirect edges.
594 (cgraph_clone_edge): Likewise.
595 (cgraph_clone_node): Clone also the indirect edges.
596 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
597 indirect_call, dump count of indirect_calls edges.
598 * ipa-prop.c (iinlining_processed_edges): New variable.
599 (ipa_note_param_call): Create indirect edges instead of
600 creating notes. New parameter node.
601 (ipa_analyze_call_uses): New parameter node, pass it on to
603 (ipa_analyze_stmt_uses): Likewise.
604 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
605 (print_edge_addition_message): Work on edges rather than on notes.
606 (update_call_notes_after_inlining): Likewise, renamed to
607 update_indirect_edges_after_inlining.
608 (ipa_create_all_structures_for_iinln): New function.
609 (ipa_free_node_params_substructures): Do not free notes.
610 (ipa_edge_duplication_hook): Propagate bits within
611 iinlining_processed_edges bitmap.
612 (ipa_node_duplication_hook): Do not duplicate notes.
613 (free_all_ipa_structures_after_ipa_cp): Renamed to
614 ipa_free_all_structures_after_ipa_cp.
615 (free_all_ipa_structures_after_iinln): Renamed to
616 ipa_free_all_structures_after_iinln.g
617 (ipa_write_param_call_note): Removed.
618 (ipa_read_param_call_note): Removed.
619 (ipa_write_indirect_edge_info): New function.
620 (ipa_read_indirect_edge_info): Likewise.
621 (ipa_write_node_info): Do not stream notes, do stream information
623 (ipa_read_node_info): Likewise.
624 (lto_ipa_fixup_call_notes): Removed.
625 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
626 * ipa-inline.c (pass_ipa_inline): Likewise.
627 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
628 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
629 * tree-inline.c (copy_bb): Removed an unnecessary double check for
631 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
633 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
634 (output_cgraph): Stream also indirect edges.
635 (lto_output_edge): Added capability to stream indirect edges.
636 (input_edge): Likewise.
637 (input_cgraph_1): Likewise.
638 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
641 2010-04-28 Richard Guenther <rguenther@suse.de>
643 PR tree-optimization/43879
644 PR tree-optimization/43909
645 * tree-ssa-structalias.c (struct variable_info): Add
646 only_restrict_pointers flag.
647 (new_var_info): Initialize it. Increment stats.total_vars here.
648 (create_function_info_for): Do not increment stats.total_vars
650 (get_function_part_constraint): Fix build with C++.
651 (insert_into_field_list): Remove.
652 (push_fields_onto_fieldstack): Properly merge fields.
653 (create_variable_info_for): Split and simplify.
654 (create_variable_info_for_1): New piece.
655 (intra_create_variable_infos): Properly make restrict constraints
658 2010-04-28 Richard Guenther <rguenther@suse.de>
661 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
663 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
664 Jan Hubicka <hubicka@ucw.cz>
666 * doc/invoke.texi (-Wsuggest-attribute=const,
667 -Wsuggest-attribute=pure): Document.
668 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
669 (function_always_visible_to_compiler_p,
670 suggest_attribute, warn_function_pure, warn_function_const):
672 (check_call): Improve debug info.
673 (analyze_function): Do not check availability.
674 (add_new_function): Check availability.
675 (propagate): Output warnings.
676 (skip_function_for_local_pure_const): New function.
677 (local_pure_const): Use it; output warnings.
678 * common.opt (Wsuggest-attribute=const,
679 Wsuggest-attribute=pure): New.
681 2010-04-27 Jakub Jelinek <jakub@redhat.com>
683 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
684 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
685 or DW_CFA_def_cfa_offset{,_sf}.
687 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
689 * tree.h: Fix truncated long macros.
691 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
693 * collect2.c (TARGET_64BIT): Redefine to target's default.
695 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
696 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
697 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
698 for underscoring __USER_LABEL_PREFIX__.
699 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
700 (SUB_LINK_ENTRY32): New.
701 (SUB_LINK_ENTRY64): New.
702 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
703 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
704 (SUB_LINK_ENTRY64): New.
705 (SUB_LINK_ENTRY): New.
706 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
707 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
708 x64 target is choosen.
709 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
710 * configure: Regenerated.
711 * configure.ac (leading-mingw64-underscores): Option added.
713 2010-04-27 Jan Hubicka <jh@suse.cz>
715 * doc/invoke.texi (-fipa-profile): Document.
716 * opts.c (decode_options): Enable ipa-profile at -O1.
717 * timevar.def (TV_IPA_PROFILE): Define.
718 * common.opt (fipa-profile): Add.
719 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
721 (cgraph_propagate_frequency): Handle only local ones.
722 * tree-pass.h (pass_ipa_profile): Declare.
723 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
724 (pass_ipa_profile): Use TV_IPA_PROFILE.
725 * ipa.c (ipa_profile): New function.
726 (gate_ipa_profile): Likewise.
727 (pass_ipa_profile): New global variable.
728 * passes.c (pass_ipa_profile): New.
730 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
732 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
734 2010-04-27 Martin Jambor <mjambor@suse.cz>
737 * ipa.c (dissolve_same_comdat_group_list): New function.
738 (function_and_variable_visibility): Call
739 dissolve_same_comdat_group_list when comdat group contains external or
741 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
742 lists are circular and that they contain only DECL_ONE_ONLY nodes.
744 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
746 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
747 (const_hash_1) <VECTOR_CST>: New case.
748 (compare_constant) <VECTOR_CST>: Likewise.
749 <ADDR_EXPR>: Deal with LABEL_REFs.
750 (copy_constant) <VECTOR_CST>: New case.
752 2010-04-27 Jan Hubicka <jh@suse.cz>
754 * cgraph.c (cgraph_propagate_frequency): New function.
755 * cgraph.h (cgraph_propagate_frequency): Declare.
756 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
757 cgraph_propagate_frequency.
759 2010-04-27 Jakub Jelinek <jakub@redhat.com>
761 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
763 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
766 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
767 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
768 here to determine which regs to push and how much stack to reserve.
770 2010-04-27 Jie Zhang <jie@codesourcery.com>
772 * doc/gimple.texi (gimple_statement_with_ops): Remove
773 addresses_taken field.
774 (gimple_statement_with_memory_ops): Likewise.
776 2010-04-27 Jan Hubicka <jh@suse.cz>
778 * tree-inline.c (eni_inlining_weights): Remove.
779 (estimate_num_insns): Special case more builtins.
781 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
784 * c-typeck.c (build_binary_op): Move forward check for comparison
785 pointer with null pointer constant and adjust the diagnostic message.
787 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
790 * configure.ac (gcc_cv_as_section_has_align): Set if installed
791 binutils supports extended .section directive needed by LTO, or
792 warn if older binutils found.
793 (LTO_BINARY_READER): New AC_SUBST'd variable.
794 (LTO_USE_LIBELF): Likewise.
795 * gcc/config.gcc (lto_binary_reader): New target-specific configure
797 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
798 (LTO_USE_LIBELF): Likewise.
799 * configure: Regenerate.
801 * collect2.c (is_elf): Rename from this ...
802 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
803 object files in addition to ELF-formatted ones.
804 (scan_prog_file): Caller updated. Also allow for LTO info marker
805 symbol to be prefixed or not by an extra underscore.
807 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
808 * config/i386/winnt.c: Also #include lto-streamer.h
809 (i386_pe_asm_named_section): Specify 1-byte section alignment for
811 (i386_pe_asm_output_aligned_decl_common): Add comment.
812 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
814 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
817 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
818 Add missing earlyclobber for second alternative.
820 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
822 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
823 bits for artificial defs at the top of the block.
824 * fwprop.c (single_def_use_enter_block): Don't call it.
826 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
829 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
830 instead of "$gcc_cv_objdump -T".
831 Use "-undefined dynamic_lookup" on darwin.
832 * gcc/configure: Regenerate.
834 2010-04-26 Jakub Jelinek <jakub@redhat.com>
837 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
839 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
841 * c-parser.c (struct c_token): Move location field up.
842 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
843 (struct c_declspecs): Convert typespec_word, storage_class, and
844 default_int_p into bitfields.
845 (struct c_declarator): Move loc field up.
847 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
849 * cfgloop.h (struct loop): Move can_be_parallel field up.
850 * ipa-prop.h (struct ip_node_params): Move bitfields up.
851 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
853 (struct iv_cand): Convert pos field into a bitfield.
854 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
856 (struct _stmt_vec_info): Shuffle fields for better packing.
858 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
860 * varasm.c (IN_NAMED_SECTION): Remove guard.
861 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
862 (IN_NAMED_SECTION_P): ...this.
863 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
864 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
866 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
868 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
869 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
870 of shadowing it. Fix comments.
872 2010-04-26 Jan Hubicka <jh@suse.cz>
874 * cgraph.c (cgraph_create_node): Set node frequency to normal.
875 (cgraph_clone_node): Copy function frequency.
876 * cgraph.h (node_frequency): New enum
877 (struct cgraph_node): Add.
878 * final.c (rest_of_clean_state): Update.
879 * lto-cgraph.c (lto_output_node): Output node frequency.
880 (input_overwrite_node): Input node frequency.
881 * tre-ssa-loop-ivopts (computation_cost): Update.
882 * lto-streamer-out.c (output_function): Do not output function
884 * predict.c (maybe_hot_frequency_p): Update and handle functions
886 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
888 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
889 (compute_function_frequency): Set noreturn functions to be executed
891 (choose_function_section): Update.
892 * lto-streamer-in.c (input_function): Do not input function frequency.
893 * function.c (allocate_struct_function): Do not initialize function
895 * function.h (function_frequency): Remove.
896 (struct function): Remove function frequency.
897 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
898 (try_update): Update.
899 * tree-inline.c (initialize_cfun): Do not update function frequency.
900 * passes.c (pass_init_dump_file): Update.
901 * i386.c (ix86_compute_frame_layout): Update.
902 (ix86_pad_returns): Update.
904 2010-04-26 Jie Zhang <jie@codesourcery.com>
906 PR tree-optimization/43833
907 * tree-vrp.c (range_int_cst_p): New.
908 (range_int_cst_singleton_p): New.
909 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
910 when both operands are constants. Use range_int_cst_p in
913 2010-04-26 Jan Hubicka <jh@suse.cz>
915 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
917 2010-04-26 Richard Guenther <rguenther@suse.de>
920 * gimple.c (gimple_decl_printable_name): Deal gracefully
921 with a NULL DECL_NAME.
923 2010-04-26 Richard Guenther <rguenther@suse.de>
926 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
927 if emitting debug information and it is either a function
930 2010-04-26 Ira Rosen <irar@il.ibm.com>
932 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
933 determine if the statement is vectorizable, and a macro to access it.
934 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
935 Skip statements that can't be vectorized. If the analysis fails,
936 mark the statement as unvectorizable if vectorizing basic block.
937 (vect_compute_data_refs_alignment): Likewise.
938 (vect_verify_datarefs_alignment): Skip statements marked as
939 unvectorizable. Add print.
940 (vect_analyze_group_access): Skip statements that can't be
941 vectorized. If the analysis fails, mark the statement as
942 unvectorizable if vectorizing basic block.
943 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
944 * tree-vect-stmts.c (vectorizable_store): Fix the number of
945 generated stmts for SLP.
946 (new_stmt_vec_info): Initialize the new field.
947 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
948 statements marked as unvectorizable.
950 2010-04-25 Joseph Myers <joseph@codesourcery.com>
952 * c-common.c (flag_isoc1x): New.
953 (flag_isoc99): Update comment.
954 * c-common.h (flag_isoc1x): New.
955 (flag_isoc99): Update comment.
956 * c-cppbuiltin.c (builtin_define_float_constants): Also define
957 __<type>_DECIMAL_DIG__.
958 * c-opts.c (set_std_c1x): New.
959 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
960 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
961 * c.opt (-std=c1x, -std=gnu1x): New options.
962 * doc/cpp.texi: Mention -std=c1x.
963 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
964 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
965 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
966 * doc/standards.texi: Mention C1X.
967 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
968 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
969 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
972 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/gmon-sol2.c (_mcleanup): Change format string
975 placeholder from 0x%x to %#x.
976 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
977 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
978 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
979 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
980 * config/i386/i386.c (ix86_target_string): Ditto.
981 (output_pic_addr_const): Ditto.
982 (print_operand): Ditto.
984 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
986 * combine.c (find_split_point): Add third argument. Use it
987 to find nested multiply-accumulate instructions. Adjust calls.
988 (try_combine): Adjust call to find_split_point.
990 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
992 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
994 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
996 PR tree-optimization/41442
997 * fold-const.c (merge_truthop_with_opposite_arm): New function.
998 (fold_binary_loc): Call it.
1000 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1002 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1003 * opts.c (common_handle_option): Allow disabling it.
1004 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1006 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1008 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1009 between modes if both types are integral.
1011 2010-04-23 Richard Guenther <rguenther@suse.de>
1013 PR tree-optimization/43572
1014 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1016 2010-04-23 Richard Guenther <rguenther@suse.de>
1019 * tree-inline.c (tree_can_inline_p): Also check compatibility
1022 2010-04-23 Martin Jambor <mjambor@suse.cz>
1024 PR tree-optimization/43846
1025 * tree-sra.c (struct access): New flag grp_assignment_read.
1026 (build_accesses_from_assign): Set grp_assignment_read.
1027 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1028 (enum mark_read_status): New type.
1029 (analyze_access_subtree): Propagate grp_assignment_read, create
1030 accesses also if both direct_read and root->grp_assignment_read.
1032 2010-04-23 Martin Jambor <mjambor@suse.cz>
1035 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1036 function does not have type attributes.
1038 2010-04-23 Richard Guenther <rguenther@suse.de>
1041 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1044 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1046 * sese.h (create_if_region_on_edge): Remove.
1048 * sese.c (create_if_region_on_edge): Make static.
1050 * tree-inline.c: Do not include ggc.h.
1052 * expr.c: Do not include ggc.h.
1054 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1057 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1060 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1061 in the middle of insns for casesi_worker_2.
1063 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1065 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1067 2010-04-22 Ira Rosen <irar@il.ibm.com>
1069 PR tree-optimization/43842
1070 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1071 loop unrolling in update of exit phis. Fix comment.
1072 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1073 least two reduction statements in the loop before starting SLP
1076 2010-04-22 Nick Clifton <nickc@redhat.com>
1078 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1080 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1082 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1085 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1087 * tree-parloops.c (loop_parallel_p): New argument
1088 parloop_obstack. Pass it down.
1089 (parallelize_loops): New variable parloop_obstack. Initialize it,
1090 pass it down, free it.
1092 * tree-loop-linear.c (linear_transform_loops): Pass down
1095 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1096 of type struct obstack *.
1098 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1099 scratch_obstack. Initialize it, pass down, free it.
1101 * lambda.h (lambda_loop_new): Remove.
1102 (lambda_matrix_new, lambda_matrix_inverse)
1103 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1104 argument of type struct obstack *.
1106 * lambda-trans.c (lambda_trans_matrix_new): New argument
1107 lambda_obstack. Pass it down, use obstack allocation for ret.
1108 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1111 * lambda-mat.c (lambda_matrix_get_column)
1112 (lambda_matrix_project_to_null): Remove.
1113 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1115 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1118 * lambda-code.c (lambda_loop_new): New function.
1119 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1120 (lambda_compute_auxillary_space, lambda_compute_target_space)
1121 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1122 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1123 (build_access_matrix): New argument lambda_obstack. Use obstack
1125 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1126 argument lambda_obstack. Pass it down.
1128 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1130 * optabs.h (expand_widening_mult): Declare.
1132 2010-04-22 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/43845
1135 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1136 lookup the CALL_EXPR function and arguments.
1138 2010-04-22 Nick Clifton <nickc@redhat.com>
1140 * config/stormy16/stormy16.c
1141 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1142 * config/stormy16/stormy16.h: Tidy up formatting.
1143 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1144 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1145 (ineqbranchsi): Delete pattern.
1146 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1147 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1148 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1149 stormy16-lib2-ucmpsi2.c.
1151 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1153 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1154 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1155 extra set merge_set_noclobber, and use it to relax the final test
1157 * df.h (df_simulate_find_noclobber_defs): Declare.
1158 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1160 (df_simulate_find_noclobber_defs): New function.
1162 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1164 * config/i386/i386.md: Use {} around multi-line preparation statements.
1166 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1168 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1169 (process_init_element): New argument of type struct obstack *.
1171 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1172 (set_init_index, set_init_label, set_nonincremental_init)
1173 (set_nonincremental_init_from_string, find_init_member)
1174 (output_init_element, output_pending_init_elements)
1175 (process_init_element): New argument braced_init_obstack. Pass it
1177 (push_range_stack, add_pending_init): New argument
1178 braced_init_obstack. Use obstack allocation.
1180 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1181 braced_init_obstack. Pass it down.
1182 (c_parser_braced_init): New variables ret, braced_init_obstack.
1183 Initialize obstack, pass it down and finally free it.
1185 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1188 * tree-pass.h (pass_optimize_widening_mul): Declare.
1189 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1190 gate_optimize_widening_mul): New static functions.
1191 (pass_optimize_widening_mul): New.
1192 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1193 <case MULT_EXPR>: Remove support for widening multiplies.
1194 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1195 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1196 simplify_gen_unary rather than directly building extensions.
1197 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1199 * expmed.c (expand_widening_mult): New function.
1200 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1202 2010-04-21 Jan Hubicka <jh@suse.cz>
1204 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1205 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1206 * lto-wpa-fixup.c: Remove.
1207 * Makefile.in (lto-wpa-fixup.o): Remove.
1208 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1209 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1210 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1212 2010-04-21 Jan Hubicka <jh@suse.cz>
1214 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1215 add write_optimization_summary, read_optimization_summary.
1216 (ipa_write_summaries_of_cgraph_node_set): Remove.
1217 (ipa_write_optimization_summaries): Declare.
1218 (ipa_read_optimization_summaries): Declare.
1219 * ipa-cp.c (pass_ipa_cp): Update.
1220 * ipa-reference.c (pass_ipa_reference): Update.
1221 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1222 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1224 * ipa-inline.c (pass_ipa_inline): Update.
1225 * ipa.c (pass_ipa_whole_program): Update.
1226 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1227 * passes.c (ipa_write_summaries_1): Do not test wpa.
1228 (ipa_write_optimization_summaries_1): New.
1229 (ipa_write_optimization_summaries): New.
1230 (ipa_read_summaries): Do not test ltrans.
1231 (ipa_read_optimization_summaries_1): New.
1232 (ipa_read_optimization_summaries): New.
1234 2010-04-21 Jan Hubicka <jh@suse.cz>
1236 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1238 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1240 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1243 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1244 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1246 2010-04-21 Jan Hubicka <jh@suse.cz>
1248 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1250 2010-04-21 Jan Hubicka <jh@suse.cz>
1252 * varpool.c (decide_is_variable_needed): Variable is always needed
1255 2010-04-21 Jan Hubicka <jh@suse.cz>
1257 * opts.c (decode_options): Enable pure-const pass for whopr.
1259 2010-04-21 Jan Hubicka <jh@suse.cz>
1261 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1262 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1264 (cgraph_decide_inlining): Do not expect callee to be removed in all
1267 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1269 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1271 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1274 amdfam10_decode attributes.
1276 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1279 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1280 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1281 (lower_copyprivate_clauses): Use private var in outer
1282 context instead of original var. Make sure the types
1283 are correct for VLAs.
1285 2010-04-21 Richard Guenther <rguenther@suse.de>
1287 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1288 to non-pointer objects.
1290 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1292 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1293 last chain entry if it starts with the still current label.
1294 (add_location_or_const_value_attribute): Check that
1295 loc_list->first->next is NULL instead of comparing ->first with ->last.
1296 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1297 to add_var_loc_to_decl.
1299 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1300 >= 4 add also address size and segment size fields into CIE header.
1302 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1303 long as address size is the same as sizeof (void *) and
1305 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1306 address size or segment size is unexpected, return DW_EH_PE_omit.
1307 (classify_object_over_fdes): If get_cie_encoding returned
1308 DW_EH_PE_omit, return -1.
1309 (init_object): If classify_object_over_fdes returned -1,
1310 pretend there were no FDEs at all.
1312 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1315 bswap{si,di}2 using SWI48 mode iterator.
1316 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1317 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1318 set modrm attribute of bswap insn to 0 and remove length attribute.
1319 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1320 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1321 set mode attribute to <MODE> and remove length attribute.
1323 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1325 PR rtl-optimization/43520
1326 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1327 zero available registers.
1329 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1331 * builtins.c (fold_builtin_cproj): Fold more cases.
1333 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1335 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1336 (fold_builtin_1): Fold builtin cproj.
1337 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1338 Use ATTR_CONST_NOTHROW_LIST.
1340 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1343 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1344 ffsi2_no_cmove for !TARGET_CMOVE.
1345 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1346 (ffssi2): Remove expander.
1347 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1349 (ctz<mode>2): Ditto from ctz{si,di}2.
1350 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1352 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1355 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1357 * dwarf2out.c (AT_linkage_name): Define.
1358 (clone_as_declaration): Handle DW_AT_linkage_name.
1359 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1360 of DW_AT_MIPS_linkage_name.
1361 (move_linkage_attr): Likewise.
1362 (dwarf2out_finish): Likewise.
1364 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1367 * fold-const.c (fold_comparison): New folding rule.
1369 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1371 * double-int.h (double_int_setbit): Declare.
1372 * double-int.c (double_int_setbit): New function.
1373 * rtl.h (immed_double_int_const): Declare.
1374 * emit-rtl.c (immed_double_int_const): New function.
1375 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1376 and immed_double_int_const functions.
1377 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1378 expand_copysign_bit): (Ditto.).
1379 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1380 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1381 * dojump.c (prefer_and_bit_test): (Ditto.).
1382 * expr.c (convert_modes, reduce_to_bit_field_precision,
1383 const_vector_from_tree): (Ditto.).
1384 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1386 2010-04-20 Jan Hubicka <jh@suse.cz>
1388 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1389 (dump_cgraph_node): Dump new flags.
1390 * cgraph.h (struct cgraph_node): Add flags
1391 reachable_from_other_partition and in_other_partition.
1392 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1393 other partition can not be removed.
1394 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1395 the other partition must be output; silence sanity checking on
1396 leaking functions bodies from other paritition.
1397 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1398 (lto_output_node): Output new flags; do not sanity check that inline
1399 clones are output; drop lto_forced_extern_inline_p code; do not mock
1400 visibility flags at partition boundaries.
1401 (add_node_to): New function.
1402 (output_cgraph): Use it to sort functions so masters appear before
1404 (input_overwrite_node): Input new flags.
1405 * passes.c (ipa_write_summaries): Do not call
1406 lto_new_extern_inline_states.
1407 * lto-section-out.c (forced_extern_inline,
1408 lto_new_extern_inline_states lto_delete_extern_inline_states,
1409 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1410 * lto-streamer.h (lto_new_extern_inline_states,
1411 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1412 lto_forced_extern_inline_p): Kill.
1414 2010-04-20 Richard Guenther <rguenther@suse.de>
1416 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1417 from vars that can have pointers.
1418 (process_constraint): Dump useless constraints.
1420 2010-04-20 Richard Guenther <rguenther@suse.de>
1422 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1423 (dump_sa_points_to_info): Remove asserts.
1424 (init_base_vars): nothing_id isn't an escape point nor does it
1427 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1429 * tree.h (TYPE_REF_IS_RVALUE): Define.
1430 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1431 should_move_die_to_comdat, prune_unused_types_walk): Handle
1432 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1433 (modified_type_die, gen_reference_type_die): Emit
1434 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1435 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1437 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1440 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1441 calls for -fpic -m31 if they have been sibcall optimized.
1443 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1445 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1446 ar.lc fixed and call-used.
1448 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1450 2010-04-19 Jan Hubicka <jh@suse.cz>
1452 * opts.c (decode_options): Disable whpr incompatible passes.
1453 * lto/lto.c (lto_1_to_1_map): Skip clones.
1454 (read_cgraph_and_symbols): Do not mark everything as needed.
1455 (do_whole_program_analysis): Do map only after optimizing;
1456 set proper cgraph_state; use passmanager.
1458 2010-04-19 DJ Delorie <dj@redhat.com>
1460 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1461 POINTER_PLUS_EXPR and fix them.
1463 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1465 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1466 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1467 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1468 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1469 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1470 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1471 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1472 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1473 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1474 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1475 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1477 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1479 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1480 (check_cond_move_block): Likewise.
1481 (cond_move_process_if_block): Likewise.
1482 (noce_find_if_block): Improve formatting.
1483 (find_if_header): Pass 0 to memset and tweak conditions.
1484 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1486 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1488 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1492 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1493 with non-local decl doesn't need chain.
1495 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1497 * ira-color.c (allocno_reload_assign): Avoid accumulating
1498 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1500 2010-04-19 Martin Jambor <mjambor@suse.cz>
1502 * gimple.h (create_tmp_reg): Declare.
1503 * gimplify.c (create_tmp_reg): New function.
1504 (gimplify_return_expr): Use create_tmp_reg.
1505 (gimplify_omp_atomic): Likewise.
1506 (gimple_regimplify_operands): Likewise.
1507 * tree-dfa.c (make_rename_temp): Likewise.
1508 * tree-predcom.c (predcom_tmp_var): Likewise.
1509 (reassociate_to_the_same_stmt): Likewise.
1510 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1511 (get_replaced_param_substitute): Likewise.
1512 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1513 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1514 * tree-ssa-pre.c (get_representative_for): Likewise.
1515 (create_expression_by_pieces): Likewise.
1516 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1517 (create_tailcall_accumulator): Likewise.
1519 2010-04-19 Martin Jambor <mjambor@suse.cz>
1521 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1523 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1525 2010-04-19 Richard Guenther <rguenther@suse.de>
1527 PR tree-optimization/43796
1528 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1529 from SCEV in the lattice.
1530 (vrp_visit_phi_node): Dump change.
1532 2010-04-19 Richard Guenther <rguenther@suse.de>
1534 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1535 * configure: Re-generated.
1537 2010-04-19 Richard Guenther <rguenther@suse.de>
1539 PR tree-optimization/43783
1540 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1541 constant ARRAY_REF operands two and three if possible.
1543 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1548 2010-04-19 Jie Zhang <jie@codesourcery.com>
1551 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1553 2010-04-19 Ira Rosen <irar@il.ibm.com>
1555 PR tree-optimization/37027
1556 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1557 and macro to access it.
1558 (vectorizable_reduction): Add argument.
1559 (vect_get_slp_defs): Likewise.
1560 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1561 statements for possible use in SLP.
1562 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1563 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1564 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1566 (vectorizable_reduction): Likewise.
1567 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1569 (vectorizable_type_demotion, vectorizable_type_promotion,
1570 vectorizable_store): Likewise.
1571 (vect_analyze_stmt): Update call to vectorizable_reduction.
1572 (vect_transform_stmt): Likewise.
1573 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1574 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1575 from different interleaving chains in same node.
1576 (vect_slp_rearrange_stmts): New function.
1577 (vect_supported_load_permutation_p): Allow load permutations for
1578 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1579 inside SLP nodes if necessary.
1580 (vect_analyze_slp_instance): Handle reductions.
1581 (vect_analyze_slp): Try to build SLP instances originating from groups
1583 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1584 (vect_get_constant_vectors): Create initial vectors for reductions
1585 according to reduction code. Add new argument.
1586 (vect_get_slp_defs): Add new argument, pass it to
1587 vect_get_constant_vectors.
1588 (vect_schedule_slp_instance): Remove SLP tree root statements.
1590 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1592 * tree.h (ENUM_IS_SCOPED): Define.
1593 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1594 for ENUM_IS_SCOPED enums.
1596 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1598 * fold-const.c (fold_comparison): Use ssizetype.
1599 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1600 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1601 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1602 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1604 * tree.h (initialize_sizetypes): Remove parameter.
1605 (build_common_tree_nodes): Remove second parameter.
1606 * stor-layout.c (initialize_sizetypes): Remove parameter.
1607 Always create an unsigned type.
1608 (set_sizetype): Assert that the passed type is unsigned and simplify.
1609 * tree.c (build_common_tree_nodes): Remove second parameter.
1610 Adjust call to initialize_sizetypes.
1611 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1612 build_common_tree_nodes.
1614 2010-04-18 Matthias Klose <doko@ubuntu.com>
1616 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1618 2010-04-18 Ira Rosen <irar@il.ibm.com>
1620 PR tree-optimization/43771
1621 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1622 load permutation doesn't have gaps.
1624 2010-04-18 Jan Hubicka <jh@suse.cz>
1626 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1627 (sse_prologue_save_insn expander): Use new pattern.
1628 (sse_prologue_save_insn1): New pattern and splitter.
1629 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1631 * i386.c (setup_incoming_varargs_64): Do not compute jump
1633 (ix86_gimplify_va_arg): Update alignment needed.
1634 (ix86_local_alignment): Do not align all local arrays to 128bit.
1636 2010-04-17 Jan Hubicka <jh@suse.cz>
1638 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1640 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1642 * arm.md (negdi2): Remove redundant code to force values into a
1645 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1647 * arm/bpabi.S: Add EABI alignment attributes to objects.
1648 * arm/bpabi-v6m.S: Likewise.
1649 * arm/crti.asm: Likewise.
1650 * arm/crtn.asm: Likewise.
1651 * arm/lib1funcs.asm: Likewise.
1652 * arm/libunwind.S: Likewise.
1654 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1656 * arm-protos.h (tune_params): New structure.
1657 * arm.c (current_tune): New variable.
1658 (arm_constant_limit): Delete.
1659 (struct processors): Add pointer to the tune parameters.
1660 (arm_slowmul_tune): New tuning option.
1661 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1662 (all_cores): Adjust to pick up the tuning model.
1663 (arm_constant_limit): New function.
1664 (arm_override_options): Select the appropriate tuning model. Delete
1665 initialization of arm_const_limit.
1666 (arm_split_constant): Use the new constant-limit model.
1667 (arm_rtx_costs): Pick up the current tuning model.
1668 * arm.md (is_strongarm, is_xscale): Delete.
1669 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1670 for Xscale variant architectures.
1671 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1673 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1675 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1677 (arm_rtx_costs_1): Remove unused variable extra_cost.
1678 (arm_unwind_emit_set): Use variable offset.
1679 (thumb1_output_casesi): Remove unused variable flags.
1681 2010-04-16 Jeff Law <law@redhat.com>
1683 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1684 needing assignment rather than doing a two-phase assignment. Remove
1685 unused variable 'm'.
1687 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1690 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1692 2010-04-16 Doug Kwan <dougkwan@google.com>
1694 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1695 (next_operand_entry_id): New static variable.
1696 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1697 (add_to_ops_vec): Assigned unique ID to operand entry.
1698 (struct oecount_s): New field ID.
1699 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1700 (undistribute_ops_list): Assign unique IDs to oecounts.
1701 (init_reassoc): reset next_operand_entry_id.
1703 2010-04-16 Doug Kwan <dougkwan@google.com>
1705 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1706 missing left parenthesis.
1708 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1710 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1711 *btdi_rex64 using SWI48 mode iterator.
1712 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1713 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1714 *jcc_btdi_mask_rex64.
1716 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1718 * double-int.h (tree_to_double_int): Convert to macro.
1719 * double-int.c (tree_to_double_int): Remove.
1721 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1724 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1725 with want_address 2 and in case a single element list might be
1726 possible, call it again with want_address 0.
1728 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1730 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1731 case 'W' print operands for HI mode.
1732 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1733 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1734 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1735 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1737 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1739 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1740 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1741 #xx:3 and #xx:4 mode.
1743 * config/h8300/h8300.md (inverted load with HImode dest): Add
1744 support for H8300SX.
1746 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1747 satisfy 'U' constraint.
1749 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1751 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1752 * configure: Regenerate.
1753 * config.in: Regenerate.
1754 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1757 2010-04-16 Richard Guenther <rguenther@suse.de>
1759 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1760 (struct tree_decl_common): ... here.
1761 (DECL_PT_UID): Adjust.
1762 (SET_DECL_PT_UID): Likewise.
1763 (DECL_PT_UID_SET_P): Likewise.
1765 2010-04-16 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/43572
1768 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1769 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1770 * tree-flow.h (is_call_clobbered): Remove.
1771 * tree-flow-inline.h (is_call_clobbered): Likewise.
1772 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1773 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1774 (execute_return_slot_opt): Adjust.
1775 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1776 check for call clobbered vars here.
1777 (find_tail_calls): Move tailcall verification to the
1780 2010-04-16 Diego Novillo <dnovillo@google.com>
1782 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1784 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1787 * config/arm/arm.md (cbranchqi4): New pattern.
1788 * config/arm/predicates.md (const0_operand,
1789 cbranchqi4_comparison_operator): New predicates.
1791 2010-04-16 Richard Guenther <rguenther@suse.de>
1793 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1794 (dump_gimple_stmt): Likewise.
1796 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1798 * recog.h (struct recog_data): New field is_operator.
1799 (struct insn_operand_data): New field is_operator.
1800 * recog.c (extract_insn): Set recog_data.is_operator.
1801 * genoutput.c (output_operand_data): Emit code to set the
1803 * reload.c (find_reloads): Use it rather than testing for an
1804 empty constraint string.
1807 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1808 If the previous insn is a cbranchsi4_insn with the same arguments,
1809 omit the compare instruction.
1811 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1812 register, inputs must be low registers and we need a low register
1813 scratch. Handle alternative 2 like alternative 3.
1815 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1817 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1818 don't call get_addr on both. If one expression is a VALUE and
1819 the other a REG, check VALUE's locs if the REG isn't among them.
1821 2010-04-16 Christian Bruel <christian.bruel@st.com>
1823 * config/sh/sh.h (sh_frame_pointer_required): New function.
1824 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1825 (flag_omit_frame_pointer) Set.
1826 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1827 (rounded_frame_size): Adjust size with outgoing_args_size.
1828 (sh_set_return_address): Must return from stack pointer.
1829 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1830 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1831 (ACCUMULATE_OUTGOING_ARGS): Define.
1832 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1833 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1835 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1838 * config/sh/sh.c (sh_legitimize_reload_address): Use
1839 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1840 Remove a unneeded check for offset_base.
1842 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1844 * configure: Regenerated.
1846 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1848 * config/s390/s390.c (s390_call_save_register_used): Switch back
1849 to HARD_REGNO_NREGS.
1851 2010-04-15 Richard Guenther <rguenther@suse.de>
1853 * alias.c (alias_set_subset_of): Handle alias-set zero
1856 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1857 Julian Brown <julian@codesourcery.com>
1859 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1860 alternatives according to use of high and low regs.
1861 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1862 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1863 optimizing for size on Thumb-2.
1865 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1867 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1869 2010-04-15 Richard Guenther <rguenther@suse.de>
1871 * tree-ssa-structalias.c (struct variable_info): Add
1873 (new_var_info): Initialize it.
1874 (dump_constraints): Support printing last added constraints.
1875 (debug_constraints): Adjust.
1876 (dump_constraint_graph): Likewise.
1877 (make_heapvar_for): Check for NULL cfun.
1878 (get_function_part_constraint): New function.
1879 (get_fi_for_callee): Likewise.
1880 (find_func_aliases): Properly implement IPA PTA constraints.
1881 (process_ipa_clobber): New function.
1882 (find_func_clobbers): Likewise.
1883 (insert_into_field_list_sorted): Remove.
1884 (create_function_info_for): Properly allocate vars for IPA mode.
1885 Do not use insert_into_field_list_sorted.
1886 (create_variable_info_for): Properly generate constraints for
1887 global vars in IPA mode.
1888 (dump_solution_for_var): Always dump the solution.
1889 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1890 (find_what_var_points_to): Adjust.
1891 (pt_solution_set): Change.
1892 (pt_solution_ior_into): New function.
1893 (pt_solution_empty_p): Export.
1894 (pt_solution_includes_global): Adjust.
1895 (pt_solution_includes_1): Likewise.
1896 (pt_solutions_intersect_1): Likewise.
1897 (dump_sa_points_to_info): Check some invariants.
1898 (solve_constraints): Move constraint dumping ...
1899 (compute_points_to_sets): ... here.
1900 (ipa_pta_execute): ... and here.
1901 (compute_may_aliases): Do not re-compute points-to info
1902 locally if IPA info is available.
1903 (ipa_escaped_pt): New global var.
1904 (ipa_pta_execute): Properly implement IPA PTA.
1905 * tree-into-ssa.c (dump_decl_set): Support dumping
1906 decls not in referenced-vars.
1907 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1908 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1909 (dump_points_to_solution): Likewise.
1910 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1911 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1912 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1913 (copy_decl_to_var): Copy DECL_PT_UID.
1914 (copy_result_decl_to_var): Likewise.
1915 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1916 (copy_node_stat): Copy it.
1917 * tree.h (DECL_PT_UID): New macro.
1918 (SET_DECL_PT_UID): Likewise.
1919 (DECL_PT_UID_SET_P): Likewise.
1920 (struct tree_decl_minimal): Add pt_uid member.
1921 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1922 (pt_solution_empty_p): Declare.
1923 (pt_solution_set): Adjust.
1924 (ipa_escaped_pt): Declare.
1925 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1926 * gimple-pretty-print.c (pp_points_to_solution): New function.
1927 (dump_gimple_call): Dump call clobber/use information.
1928 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1929 * tree-pass.h (TDF_ALIAS): New dump option.
1930 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1931 * doc/invoke.texi (-fipa-pta): Update documentation.
1933 2010-04-15 Richard Guenther <rguenther@suse.de>
1935 * Makefile.in (OBJS-common): Add gimple-fold.o.
1936 (gimple-fold.o): New rule.
1937 * tree.h (maybe_fold_offset_to_reference,
1938 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1940 * gimple.h: ... here.
1941 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1942 may_propagate_address_into_dereference): Move prototypes ...
1943 * gimple.h: ... here.
1944 * tree-ssa-ccp.c (get_symbol_constant_value,
1945 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1946 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1947 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1948 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1949 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1950 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1951 gimplify_and_update_call_from_tree): Move ...
1952 * gimple-fold.c: ... here. New file.
1953 (ccp_fold_builtin): Rename to ...
1954 (gimple_fold_builtin): ... this.
1955 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1957 2010-04-15 Richard Guenther <rguenther@suse.de>
1959 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1960 fit_double_type, force_fit_type_double, add_double_with_sign,
1961 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1962 lrotate_double, rrotate_double, div_and_round_double): Move ...
1963 * double-int.c: ... here.
1964 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1965 add_double, neg_double, mul_double_with_sign, mul_double,
1966 lshift_double, rshift_double, lrotate_double, rrotate_double,
1967 div_and_round_double): Move prototypes ...
1968 * double-int.h: ... here.
1970 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1973 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1974 matching constraints to ensure inputs match the output.
1976 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1979 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1980 in an input-only operand.
1982 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1984 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1985 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1986 (double_int_negative_p): Convert to static inline function.
1987 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1988 (double_int_negative_p): Remove.
1989 * tree.h (lshift_double, rshift_double):
1990 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1991 * fold-const.c (fold_convert_const_int_from_real,
1992 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1993 (lshift_double): Change type of arith argument to bool.
1994 (rshift_double): Change type of arith argument to bool. Correct
1996 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1998 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2001 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2002 at the start and end of the then/else blocks, and omit them from the
2004 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2005 argument; all callers changed. Pass zero to old_insns_match_p instead.
2006 (flow_find_head_matching_sequence): New function.
2007 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2008 * basic-block.h (flow_find_cross_jump,
2009 flow_find_head_matching_sequence): Declare functions.
2011 2010-04-14 Jason Merrill <jason@redhat.com>
2014 * c-common.c (attribute_takes_identifier_p): New fn.
2015 * c-common.h: Declare it.
2017 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2019 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2021 (*udivmod<mode>4): Ditto.
2023 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386.md (maxmin_int): Rename code attribute from
2026 maxminiprefix and update all users.
2027 (maxmin_float): Ditto from maxminfprefix.
2028 (logic): Ditto from logicprefix.
2029 (absneg_mnemonic): Ditto from absnegprefix.
2030 * config/i386/mmx.md: Update all users of maxminiprefix,
2031 maxminfprefix and logicprefix for rename.
2032 * config/i386/sse.md: Ditto.
2033 * config/i386/sync.md (sync_<code><mode>): Update for
2036 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2039 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2040 warnings converted to errors.
2042 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2044 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2045 used insn_type variable.
2046 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2047 to avoid set-but-not-used warning.
2049 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2051 * df-core.c (df_ref_debug): Change format string placeholder
2053 * dwarf2asm.c (dw2_asm_output_data_raw,
2054 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2055 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2056 * dwarf2out.c (output_cfi, output_cfi_directive,
2057 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2058 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2060 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2061 * print-rtl.c (print_rtx): Ditto.
2063 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2066 * builtins.c (expand_builtin_pow_root): New function to expand pow
2067 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2068 series of sqrt and cbrt calls under -ffast-math.
2069 (expand_builtin_pow): Call it.
2071 2010-04-14 Michael Matz <matz@suse.de>
2073 PR tree-optimization/42963
2074 * tree-cfg.c (touched_switch_bbs): New static variable.
2075 (group_case_labels_stmt): New function broken out from ...
2076 (group_case_labels): ... here, use the above.
2077 (start_recording_case_labels): Allocate touched_switch_bbs.
2078 (end_recording_case_labels): Deallocate it, call
2079 group_case_labels_stmt.
2080 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2082 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2087 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2091 2010-04-13 Jan Hubicka <jh@suse.cz>
2093 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2094 of optimized out static functions.
2095 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2096 cost computation. Also sanity check for overflows.
2097 (update_caller_keys): Update cgraph_edge_badness call; properly
2098 update fibheap and sanity check that it is up to date.
2099 (add_new_edges_to_heap): Update cgraph_edge_badness.
2100 (cgraph_decide_inlining_of_small_function): Likewise;
2101 add sanity checking that badness in heap is up to date;
2102 improve dumping of reason; Update badness of calls to the
2103 offline copy of function currently inlined; dump badness
2104 of functions not inlined because of unit growth limits.
2106 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2109 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2110 because of sign-extension change when converting to sizetype here...
2111 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2113 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2114 the folding to constants. Remove redundant final conversion.
2115 (fold_binary) <associate>: Do not associate if the re-association of
2116 constants alone overflows.
2117 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2118 to the end of the list.
2119 (multiple_of_p) <COND_EXPR>: New case.
2121 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2123 * opt-functions.awk (opt_sanitized_name): New.
2125 * optc-gen.awk: Use it
2126 * opth-gen.awk: Use it.
2128 2010-04-13 Martin Jambor <mjambor@suse.cz>
2130 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2131 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2132 children. Call replace_uses_with_default_def_ssa_name to handle
2135 2010-04-13 Michael Matz <matz@suse.de>
2138 * builtins.c (expand_builtin_interclass_mathfn): Also create
2139 a register if the predicate doesn't match.
2141 2010-04-13 Diego Novillo <dnovillo@google.com>
2143 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2144 * c-pch.c: Include timevar.h.
2145 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2146 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2147 * ggc-common.c: Include timevar.h.
2148 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2149 * timevar.def (TV_PCH_SAVE): Define.
2150 (TV_PCH_CPP_SAVE): Define.
2151 (TV_PCH_PTR_REALLOC): Define.
2152 (TV_PCH_PTR_SORT): Define.
2153 (TV_PCH_RESTORE): Define.
2154 (TV_PCH_CPP_RESTORE): Define.
2156 2010-04-13 Michael Matz <matz@suse.de>
2158 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2160 (can_reassociate_p): New function.
2161 (break_up_subtract_bb, reassociate_bb): Use it.
2163 2010-04-13 Richard Guenther <rguenther@suse.de>
2166 * builtins.c (c_readstr): Fix assert.
2168 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2171 when generating cltd insn.
2173 (*ashl<mode>3_1): Remove special handling for register operand 2.
2174 (*ashlsi3_1_zext): Ditto.
2175 (*ashlhi3_1): Ditto.
2176 (*ashlhi3_1_lea): Ditto.
2177 (*ashlqi3_1): Ditto.
2178 (*ashlqi3_1_lea): Ditto.
2179 (*<shiftrt_insn><mode>3_1): Ditto.
2180 (*<shiftrt_insn>si3_1_zext): Ditto.
2181 (*<shiftrt_insn>qi3_1_slp): Ditto.
2182 (*<rotate_insn><mode>3_1): Ditto.
2183 (*<rotate_insn>si3_1_zext): Ditto.
2184 (*<rotate_insn>qi3_1_slp): Ditto.
2186 2010-04-13 Richard Guenther <rguenther@suse.de>
2188 * tree-ssa-structalias.c (callused_id): Remove.
2189 (call_stmt_vars): New.
2190 (get_call_vi): Likewise.
2191 (lookup_call_use_vi): Likewise.
2192 (lookup_call_clobber_vi): Likewise.
2193 (get_call_use_vi): Likewise.
2194 (get_call_clobber_vi): Likewise.
2195 (make_transitive_closure_constraints): Likewise.
2196 (handle_const_call): Adjust to do per-call call-used handling.
2197 (handle_pure_call): Likewise.
2198 (find_what_var_points_to): Remove general callused handling.
2199 (init_base_vars): Likewise.
2200 (init_alias_vars): Initialize call_stmt_vars.
2201 (compute_points_to_sets): Process call-used and call-clobbered
2202 vars for call statements.
2203 (delete_points_to_sets): Free call_stmt_vars.
2205 2010-04-13 Richard Guenther <rguenther@suse.de>
2207 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2208 Only add RW dependence for dependence distance zero.
2209 Adjust maximal vectorization factor according to dependences.
2210 Move alignment handling ...
2211 (vect_find_same_alignment_drs): ... here. New function.
2212 (vect_analyze_data_ref_dependences): Adjust.
2213 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2214 (vect_analyze_data_refs): Adjust minimal vectorization factor
2215 according to data references.
2216 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2217 dependences before determining the vectorization factor.
2218 Analyze alignment after determining the vectorization factor.
2219 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2220 dependences before alignment.
2221 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2223 (vect_analyze_data_refs): Likewise.
2224 (MAX_VECTORIZATION_FACTOR): New define.
2226 2010-04-13 Duncan Sands <baldrick@free.fr>
2228 * except.h (lang_eh_type_covers): Remove.
2229 * except.c (lang_eh_type_covers): Likewise.
2231 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2232 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2234 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2235 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2236 UNITS_PER_LONG where it is ABI relevant.
2237 (s390_return_addr_rtx): Likewise.
2238 (s390_back_chain_rtx): Likewise.
2239 (s390_frame_area): Likewise.
2240 (s390_frame_info): Likewise.
2241 (s390_initial_elimination_offset): Likewise.
2242 (save_gprs): Likewise.
2243 (s390_emit_prologue): Likewise.
2244 (s390_emit_epilogue): Likewise.
2245 (s390_function_arg_advance): Likewise.
2246 (s390_function_arg): Likewise.
2247 (s390_va_start): Likewise.
2248 (s390_gimplify_va_arg): Likewise.
2249 (s390_function_profiler): Likewise.
2250 (s390_optimize_prologue): Likewise.
2251 (s390_rtx_costs): Likewise.
2252 (s390_secondary_reload): Likewise.
2253 (s390_promote_function_mode): Likewise.
2254 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2255 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2256 registers available.
2257 (s390_unwind_word_mode): New function.
2258 (s390_function_value): Split 64 bit values into register pair if
2259 used as return value.
2260 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2261 function call parameters. Handle parallels.
2262 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2263 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2264 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2265 (s390_expand_setmem): Remove unused variable src_addr.
2266 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2267 deal with 64 bit registers.
2268 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2269 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2270 (UNITS_PER_LONG): New macro.
2271 * libjava/include/s390-signal.h: Define extended ucontext
2272 structure containing the upper halfs of the 64 bit registers.
2274 2010-04-13 Simon Baldwin <simonb@google.com>
2276 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2278 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2280 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2281 rvalue on the RHS if the LHS is of a non-renamable type.
2282 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2284 2010-04-13 Matthias Klose <doko@ubuntu.com>
2286 * gcc.c (cc1_options): Handle -iplugindir before processing
2287 the cc1 spec. Only add -iplugindir once.
2288 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2290 * common.opt (iplugindir): Remove `Separate' property, initialize.
2291 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2293 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2294 (distclean): Remove plugin dir.
2295 * doc/invoke.texi: Document -iplugindir.
2297 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2299 * doc/plugins.texi (Loading Plugins): Document short
2300 -fplugin=foo option.
2301 (Plugin API): Mention default_plugin_dir_name function.
2303 * gcc.c (find_file_spec_function): Add new declaration.
2304 (static_spec_func): Use it for "find-file".
2305 (find_file_spec_function): Add new function.
2306 (cc1_options): Add -iplugindir option if -fplugin* options found.
2308 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2310 * plugin.c (add_new_plugin): Updated comment, and handle short
2312 (default_plugin_dir_name): Added new function.
2314 * common.opt (iplugindir): New option to set the plugin directory.
2316 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2318 * config/i386/i386.md (any_rotate): New code iterator.
2319 (rotate_insn): New code attribute.
2321 (SWIM124): New mode iterator.
2322 (<rotate_insn>ti3): New expander.
2323 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2324 any_rotate code iterator.
2325 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2326 using any_rotate code iterator and SWIM124 mode iterator.
2327 (ix86_rotlti3): New insn_and_split pattern.
2328 (ix86_rotrti3): Ditto.
2329 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2330 ix86_rotl{di,ti}3 patterns.
2331 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2332 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2333 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2334 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2335 code iterator and SWI mode iterator.
2336 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2337 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2339 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2340 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2341 (bswap rotatert splitter): Add splitter.
2342 (bswap splitter): Macroize splitter using any_rotate code iterator.
2343 Add insn predicate to split only for TARGET_USE_XCHGB or when
2344 optimizing function for size.
2346 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2348 * config/pa/pa.c (emit_move_sequence): Remove use of
2349 deleted variable flag_argument_noalias.
2351 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2353 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2355 Add to unsupported targets list.
2356 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2357 sparc*-sun-solaris2.[567]* from target lists.
2358 * configure: Regenerate.
2359 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2361 Remove Solaris 7 patch references.
2362 (Specific, sparc-sun-solaris2.7): Removed.
2363 (sparc-sun-solaris2*): Update Solaris 7 example.
2364 (sparc64-*-solaris2*): Likewise.
2366 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2368 * config.build (alpha*-dec-osf4*): Remove.
2369 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2370 of obsolete configurations.
2371 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2373 * config/alpha/t-osf4: Renamed to ...
2374 * config/alpha/t-osf5: ... this.
2375 * config/alpha/osf.h: Renamed to ...
2376 * config/alpha/osf5.h: ... this.
2377 Merged old osf5.h contents.
2379 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2380 (EXTRA_SPECS): Removed.
2381 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2382 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2385 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2387 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2389 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2392 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2393 __thiscall convention.
2395 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2397 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2399 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2401 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2403 * function.c (assign_parms_initialize_all): Add unused attribute
2406 2010-04-12 Richard Guenther <rguenther@suse.de>
2408 * gsstruct.def (GSS_CALL): New.
2409 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2410 * gimple.h: Include tree-ssa-alias.h.
2411 (struct gimple_statement_call): New.
2412 (union gimple_statement_struct_d): Add gimple_call member.
2413 (gimple_call_reset_alias_info): Declare.
2414 (gimple_call_use_set): New function.
2415 (gimple_call_clobber_set): Likewise.
2416 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2417 * gimple.c (gimple_call_reset_alias_info): New function.
2418 (gimple_build_call_1): Call it.
2419 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2420 * tree-inline.c (remap_gimple_stmt): Likewise.
2421 (expand_call_inline): Remove callused handling.
2422 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2423 * tree-dfa.c (dump_variable): Likewise.
2424 * tree-parloops.c (parallelize_loops): Likewise.
2425 * tree-ssa.c (init_tree_ssa): Likewise.
2426 (delete_tree_ssa): Likewise.
2427 * tree-flow-inline.h (is_call_used): Remove.
2428 * tree-flow.h (struct gimple_df): Remove callused member.
2429 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2430 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2431 (ref_maybe_used_by_call_p_1): Simplify.
2432 (call_may_clobber_ref_p_1): Likewise.
2433 * tree-ssa-structalias.c (compute_points_to_sets): Set
2434 the call stmt used and clobbered sets.
2435 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2436 (find_tail_calls): Verify the tail call.
2438 2010-04-12 Richard Guenther <rguenther@suse.de>
2440 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2441 single-iteration always-inline inlining.
2442 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2443 (cgraph_decide_inlining): Do not handle always-inline specially.
2444 (try_inline): Remove always-inline cycle detection special case.
2445 Do not recurse on always-inlines.
2446 (cgraph_early_inlining): Do not iterate if not optimizing.
2447 (cgraph_gate_early_inlining): remove.
2448 (pass_early_inline): Run unconditionally.
2449 (gate_cgraph_decide_inlining): New function.
2450 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2451 not inlining or optimizing.
2452 (cgraph_decide_inlining_of_small_functions): Also consider
2453 always-inline functions.
2454 (cgraph_default_inline_p): Return true for nodes which should
2455 disregard inline limits.
2456 (estimate_function_body_sizes): Assume zero size and time for
2457 nodes which are marked as disregarding inline limits.
2458 (cgraph_decide_recursive_inlining): Do not perform recursive
2459 inlining on always-inline nodes.
2461 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2464 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2465 for exprs satisfying handled_component_p.
2467 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2469 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2470 non-constant aggregate elements.
2472 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2473 is a real initialization.
2475 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2478 * c-decl.c (start_function): Move forward check for nested function.
2480 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2482 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2483 * config/sh/sh.c: Include reload.h.
2484 (sh_legitimize_reload_address): New.
2485 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2486 sh_legitimize_reload_address.
2488 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2490 * config/sh/sh.md (*movqi_pop): New insn pattern.
2491 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2493 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2495 * config/i386/i386.md (any_shiftrt): New code iterator.
2496 (shiftrt_insn): New code attribute.
2498 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2499 using any_shiftrt code iterator.
2500 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2501 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2502 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2503 pattern from corresponding peephole2 patterns.
2504 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2505 using any_shiftrt code iterator.
2506 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2507 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2508 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2509 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2510 *{ashr,lshr}<mode>3_cmp_zext.
2511 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2513 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2517 (*lshr<mode>3_cconly): Ditto.
2519 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2521 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2522 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2523 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2524 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2526 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2527 from corresponding peephole2 patterns.
2528 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2529 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2530 and *lshrdi3_1_rex64 using SWI mode iterator.
2531 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2532 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2533 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2534 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2535 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2536 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2537 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2538 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2539 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2542 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2545 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2546 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2547 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2549 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2550 from corresponding peephole2 patterns.
2551 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2552 (ashrsi3_cvt): Rename from ashrsi3_31.
2553 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2554 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2555 and x86_64_shift_adj_3 using SWI48 mode iterator.
2556 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2557 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2558 and *ashrdi3_1_rex64 using SWI mode iterator.
2559 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2560 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2561 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2562 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2563 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2564 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2565 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2566 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2567 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2569 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2570 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2571 x86_shift<mode>_adj_3 expanders.
2573 2010-04-10 Wei Guozhi <carrot@google.com>
2576 * config/arm/arm.c (arm_pic_static_addr): New function.
2577 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2579 (arm_output_addr_const_extra): Output expression for new pattern.
2580 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2582 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2584 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2587 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2588 * web.c: Include "insn-config.h" and "recog.h".
2589 (union_match_dups): New function.
2590 (web_main): Call it.
2591 (union_defs): Don't try to recognize match_dups.
2593 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2594 if doing so would replace the entire pattern.
2596 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2600 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2601 and splitter pattern. Change splitter operand 1 predicate to
2604 2010-04-09 Martin Jambor <mjambor@suse.cz>
2606 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2607 lattices are addresses of CONST_DECLs with the same initial value.
2608 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2609 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2611 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2612 Bernd Schmidt <bernds@codesourcery.com>
2614 * loop-invariant.c (replace_uses): New static function.
2615 (move_invariant_reg): Use it to ensure we can replace the uses.
2617 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2619 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2621 (picochip_override_options): Enable section anchors only above -O1.
2622 (picochip_reorg): Fixed a couple of build warnings.
2624 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2626 * configure.ac (plugin -rdynamic test): Log result.
2627 * configure: Regenerate.
2628 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2629 (RDYNAMIC_SPEC): Define.
2630 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2632 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2634 * configure.ac: Determine Sun ld version numbers.
2635 (comdat_group): Restrict GNU ld version checks to gld.
2636 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2637 (enable_comdat): Support --enable-comdat.
2638 * configure: Regenerate.
2639 * doc/install.texi (Configuration): Document --enable-comdat.
2641 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2643 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2644 * config/sol2-gld.h: ... here.
2645 * config.gcc (sparc*-*-solaris2*): Reflect this.
2646 (i[34567]86-*-solaris2*): Use it.
2648 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2650 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2652 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2654 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2657 * diagnostic.c (diagnostic_initialize): Initialize
2658 some_warnings_are_errors.
2659 (diagnostic_finish): New.
2660 (diagnostic_action_after_output): Call it before exiting.
2661 (diagnostic_report_diagnostic): Do not print message here. Set
2662 some_warnings_are_errors.
2663 * diagnostic.h (diagnostic_context): Delete
2664 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2665 (diagnostic_finish): Declare.
2666 * toplev.c (toplev_main): Call it before exit.
2668 2010-04-09 Jason Merrill <jason@redhat.com>
2671 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2672 for incomplete type.
2675 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2676 based on a warning flag.
2678 2010-04-09 Richard Guenther <rguenther@suse.de>
2680 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2682 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2685 * varasm.c (default_assemble_visibility): Wrap vars that are
2686 set, but unused, by targets without GAS.
2687 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2688 Remove set, but unused, vars.
2689 (rs6000_legitimize_tls_address): Likewise.
2690 (altivec_expand_dst_builtin): Likewise.
2691 * config/darwin.c (machopic_classify_symbol): Likewise.
2692 (machopic_indirection_name): Likewise.
2694 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2696 * config/i386/i386.md (DWI): New mode iterator.
2697 (S): New mode attribute.
2698 (shift_operand): Ditto.
2699 (shift_immediate_operand): Ditto.
2700 (ashl_input_operand): Ditto.
2701 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2702 using SDWIM mode iterator.
2703 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2704 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2706 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2707 from corresponding peephole2 patterns.
2708 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2709 and x86_64_shift_adj_1 using SWI48 mode iterator.
2710 (x86_shift<mode>_adj_2): Ditto.
2711 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2712 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2713 using SWI48 mode iterator.
2714 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2715 *ashldi3_cmp_rex64 using SWI mode iterator.
2716 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2717 *ashldi3_cconly_rex64 using SWI mode iterator.
2718 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2719 x86_shift<mode>_adj_{1,2}.
2720 (ix86_split_ashr): Ditto.
2721 (ix86_split_lshr): Ditto.
2723 2010-04-09 Richard Guenther <rguenther@suse.de>
2725 * target.h (builtin_conversion): Pass in input and output types.
2726 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2727 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2728 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2729 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2731 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2733 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2735 2010-04-09 Richard Guenther <rguenther@suse.de>
2738 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2740 2010-04-09 Richard Guenther <rguenther@suse.de>
2742 * tree-vectorizer.h (struct _stmt_vec_info): Document
2743 that vectype is the type of the LHS.
2744 (supportable_widening_operation, supportable_narrowing_operation):
2745 Get both input and output vector types as arguments.
2746 (vect_is_simple_use_1): Declare.
2747 (get_same_sized_vectype): Likewise.
2748 * tree-vect-loop.c (vect_determine_vectorization_factor):
2749 Set STMT_VINFO_VECTYPE to the vector type of the def.
2750 (vectorizable_reduction): Adjust.
2751 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2752 Adjust. Specify the output vector type.
2753 (vect_pattern_recog_1): Adjust.
2754 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2755 (vectorizable_call): Adjust.
2756 (vectorizable_conversion): Likewise.
2757 (vectorizable_operation): Likewise.
2758 (vectorizable_type_demotion): Likewise.
2759 (vectorizable_type_promotion): Likewise.
2760 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2762 (vect_is_simple_use_1): New function.
2763 (supportable_widening_operation): Get both input and output
2765 (supportable_narrowing_operation): Likewise.
2766 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2768 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2770 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2771 __thiscall and _thiscall as predefined macros.
2772 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2773 thiscall attribute handling.
2774 (ix86_comp_type_attributes): Likewise.
2775 (ix86_function_regparm): Likewise.
2776 (ix86_return_pops_args): Likewise.
2777 (init_cumulative_args): Likewise.
2778 (find_drap_reg): Likewise.
2779 (ix86_static_chain): Likewise.
2780 (x86_this_parameter): Likewise.
2781 (x86_output_mi_thunk): Likewise.
2782 (ix86_attribute_table): Add description for thiscall attribute.
2783 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2784 * doc/extend.texi: Add documentation for thiscall.
2786 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2789 * c.opt (Wint-to-pointer-cast): Available in C++.
2790 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2792 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2794 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2795 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2796 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2797 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2798 function type instead. Reorder and simplify checks.
2800 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2802 2010-04-08 Jing Yu <jingyu@google.com>
2803 Zdenek Dvorak <ook@ucw.cz>
2805 PR tree-optimization/42720
2806 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2807 loop unswitch conditions here from ...
2808 (tree_unswitch_single_loop): ... here.
2810 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2812 * tree-if-conv.c: Fix comments and simplify logic.
2814 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2816 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2817 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2818 (main_tree_if_conversion): Update call to tree_if_conversion.
2820 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2823 * doc/invoke.texi (-b,-V): Delete.
2824 * doc/tm.texi: Do not mention -b.
2825 * gcc.c (display_help): Delete -b and -V.
2826 (process_command): Delete -b and -V.
2827 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2829 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2830 Wolfgang Gellerich <gellerich@de.ibm.com>
2832 Implement target hook for loop unrolling
2833 * target.h (loop_unroll_adjust): Add a new target hook function.
2834 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2835 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2836 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2837 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2838 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2840 (decide_unroll_stupid): Likewise.
2842 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2845 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2847 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2849 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2850 (Specific, *-*-solaris2*): Likewise.
2851 Don't prefer Sun as over GNU as.
2853 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2855 * config/s390/s390.c (override_options): Adjust the z10
2856 defaults for max-unroll-times, max-completely-peeled-insns
2857 and max-completely-peel-times.
2859 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2861 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2862 instructions for z10.
2863 (s390_expand_setmem): Likewise.
2864 (s390_expand_cmpmem): Likewise.
2866 2010-04-08 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/43679
2869 * tree-ssa-pre.c (eliminate): Only propagate copies.
2871 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2874 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2875 set but not used variable warning.
2877 2010-04-08 Wei Guozhi <carrot@google.com>
2880 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2881 (arm_size_rtx_costs): Call the new function when optimized for size.
2883 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2886 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2887 op0 is not a MEM, just return NULL instead of assertion
2889 (discover_nonconstant_array_refs): Don't walk debug stmts.
2891 2010-04-08 Doug Kwan <dougkwan@google.com>
2893 * configure.ac: Recognize gold and do not use its version number
2894 to test ld features.
2895 * configure: Regenerate.
2897 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2900 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2901 (negate_value): Move code to push elements to broken_up_substracts ...
2902 (eliminate_plus_minus_pair): ... here. Push operands that have no
2903 negative pair to plus_negates.
2904 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2906 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2908 * doc/install.texi (Configuration): Move description of
2909 --enable-lto, --with-libelf*, --enable-gold from Java section to
2912 * doc/generic.texi (Working with declarations)
2913 (Function Properties, C and C++ Trees): Fix typos.
2914 * doc/sourcebuild.texi (Top Level): Likewise.
2916 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2919 * tree.h (DECL_READ_P): Define.
2920 (struct tree_decl_common): Add decl_read_flag.
2921 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2922 a set but not used warning.
2923 (merge_decls): Merge DECL_READ_P flag.
2924 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2925 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2926 * c-common.c (handle_used_attribute, handle_unused_attribute):
2928 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2930 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2932 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2933 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2934 c_parser_binary_expression, c_parser_cast_expression,
2935 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2936 Call default_function_array_read_conversion instead of
2937 default_function_array_conversion where needed.
2938 (c_parser_unary_expression, c_parser_conditional_expression,
2939 c_parser_postfix_expression_after_primary, c_parser_initelt):
2940 Likewise. Call mark_exp_read where needed.
2941 (c_parser_statement_after_labels, c_parser_asm_operands,
2942 c_parser_typeof_specifier, c_parser_sizeof_expression,
2943 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2945 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2947 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2948 (warn_unused_but_set_parameter): Default to warn_unused
2950 * doc/invoke.texi: Document -Wunused-but-set-variable and
2951 -Wunused-but-set-parameter.
2953 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2954 used count variable.
2955 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2956 when operandN variables aren't used in the body of the expander
2958 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2959 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2960 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2961 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2962 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2963 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2964 * tree.c (PROCESS_ARG): Likewise.
2966 2010-04-07 Simon Baldwin <simonb@google.com>
2968 * diagnostic.h (diagnostic_override_option_index): New macro to
2969 set a diagnostic's option_index.
2970 * c-tree.h (c_cpp_error): Add warning reason argument.
2971 * opts.c (_warning_as_error_callback): New.
2972 (register_warning_as_error_callback): Store callback for
2973 warnings enabled via enable_warning_as_error.
2974 (enable_warning_as_error): Call callback, minor code tidy.
2975 * opts.h (register_warning_as_error_callback): Declare.
2976 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2977 response to -Werror=.
2978 (c_common_init_options): Register warning_as_error_callback in opts.c.
2979 * common.opt: Add -Wno-cpp option.
2980 * c-common.c (struct reason_option_codes_t): Map cpp warning
2981 reason codes to gcc option indexes.
2982 * (c_option_controlling_cpp_error): New function, lookup the gcc
2983 option index for a cpp warning reason code.
2984 * (c_cpp_error): Add warning reason argument, call
2985 c_option_controlling_cpp_error for diagnostic_override_option_index.
2986 * doc/invoke.texi: Document -Wno-cpp.
2988 2010-04-07 Richard Guenther <rguenther@suse.de>
2990 * ipa-reference.c (mark_load): Use get_base_address.
2991 (mark_store): Likewise.
2993 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2994 inserting GIMPLE_NOPs into the IL.
2995 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2996 Explicitly strip handled components and indirect references.
2998 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
2999 folding address expressions.
3000 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3001 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3002 operand_equal_p to compare decls.
3003 (ptr_deref_may_alias_decl_p): Likewise.
3004 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3005 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3006 Handle reversed comparison ops.
3007 * tree-sra.c (asm_visit_addr): Use get_base_address.
3008 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3009 * ipa-reference.c (mark_address): Use get_base_address.
3011 2010-04-07 Richard Guenther <rguenther@suse.de>
3013 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3014 Propagate constants everywhere.
3016 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3019 * tree.c (MAX_INT_CACHED_PREC): Define.
3020 (nonstandard_integer_type_cache): New array.
3021 (build_nonstandard_integer_type): Cache results for precision
3022 <= MAX_INT_CACHED_PREC.
3024 2010-04-07 Richard Guenther <rguenther@suse.de>
3026 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3027 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3028 * common.opt: Likewise.
3029 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3030 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3031 (nonoverlapping_memrefs_p): Likewise.
3032 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3033 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3034 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3035 OPT_fargument_noalias_global for backward compatibility.
3037 2010-04-07 Richard Guenther <rguenther@suse.de>
3039 PR tree-optimization/43270
3040 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3041 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3042 * tree-ssa-pre.c (phi_translate_1): Adjust.
3043 (fully_constant_expression): Split out vn_reference handling to ...
3044 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3045 Fold reads from constant strings.
3046 (vn_reference_lookup): Handle fully constant references.
3047 (vn_reference_lookup_pieces): Likewise.
3048 * Makefile.in (expmed.o-warn): Add -Wno-error.
3050 2010-04-07 Martin Jambor <mjambor@suse.cz>
3052 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3054 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3057 * gcc.c: Add -static-libstdc++ to list of recognized options.
3059 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3061 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3063 2010-04-07 Richard Guenther <rguenther@suse.de>
3066 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3067 bases build simple mem attributes to retain points-to information.
3069 2010-04-07 Richard Guenther <rguenther@suse.de>
3072 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3073 preserve points-to related information.
3075 2010-04-07 Richard Guenther <rguenther@suse.de>
3078 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3079 discard plain indirect references.
3080 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3081 * tree.c (tree_nop_conversion): Likewise.
3083 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3086 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3088 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3090 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3091 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3093 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3095 * tree-if-conv.c: Fix indentation and comments.
3097 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3099 * tree-if-conv.c: Sort static functions in topological order.
3101 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3103 * tree-if-conv.c: Fix indentation and comments.
3105 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3108 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3109 lang_hooks.types.type_for_size instead of
3110 build_nonstandard_integer_type.
3111 When converting an unsigned type to signed, double its precision.
3112 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3113 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3114 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3117 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3120 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3121 POINTER_PLUS_EXPR for pointer types.
3123 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3126 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3127 * graphite-clast-to-gimple.c: Include langhooks.h.
3128 (max_signed_precision_type): New.
3129 (max_precision_type): Takes two types as arguments.
3130 (precision_for_value): New.
3131 (precision_for_interval): New.
3132 (gcc_type_for_interval): New.
3133 (gcc_type_for_value): New.
3134 (gcc_type_for_clast_term): New.
3135 (gcc_type_for_clast_red): New.
3136 (gcc_type_for_clast_bin): New.
3137 (gcc_type_for_clast_expr): Split up into several functions.
3138 (gcc_type_for_clast_eq): Rewritten.
3139 (compute_bounds_for_level): New.
3140 (compute_type_for_level_1): New.
3141 (compute_type_for_level): New.
3142 (gcc_type_for_cloog_iv): Removed.
3143 (gcc_type_for_iv_of_clast_loop): Rewritten.
3144 (graphite_create_new_loop): Compute the lower and upper bound types
3145 with gcc_type_for_clast_expr.
3146 (graphite_create_new_loop_guard): Same.
3147 (find_cloog_iv_in_expr): Removed.
3148 (compute_cloog_iv_types_1): Removed.
3149 (compute_cloog_iv_types): Removed.
3150 (gloog): Do not call compute_cloog_iv_types.
3151 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3153 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3154 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3155 (GBB_CLOOG_IV_TYPES): Removed.
3157 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3159 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3160 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3161 (detect_commutative_reduction): Same.
3163 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3165 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3166 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3168 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3169 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3170 (rewrite_commutative_reductions_out_of_ssa): Same.
3171 * passes.c (execute_function_todo): Call verify_ssa for every pass
3172 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3173 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3174 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3175 with an extra argument.
3176 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3177 verify_ssa only when the extra argument is true.
3178 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3179 with an extra argument.
3180 (tree_transform_and_unroll_loop): Same.
3182 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3184 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3185 for all the passes of the LNO having LOOP_CLOSED_SSA.
3186 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3187 * tree-loop-distribution.c (pass_loop_distribution): Same.
3188 * tree-pass.h (TODO_verify_loops): Removed.
3189 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3191 (pass_tree_unswitch): Same.
3192 (pass_predcom): Same.
3193 (pass_vectorize): Same.
3194 (pass_linear_transform): Same.
3195 (pass_graphite_transforms): Same.
3196 (pass_iv_canon): Same.
3197 (pass_complete_unroll): Same.
3198 (pass_complete_unrolli): Same.
3199 (pass_parallelize_loops): Same.
3200 (pass_loop_prefetch): Same.
3201 (pass_iv_optimize): Same.
3203 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3206 * passes.c (init_optimization_passes): Move pass_lim before
3207 pass_copy_prop and pass_dce_loop.
3209 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3212 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3213 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3214 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3215 MULTI_* defines for 4 argument vpermil2p* builtins.
3217 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3220 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3221 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3222 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3223 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3224 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3225 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3226 Use x86_maybe_negate_const_int to output insn mnemonic.
3227 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3228 check from instruction predicate. Update comments.
3229 * config/i386/sync.md (sync_add<mode>): Use
3230 x86_maybe_negate_const_int to output insn mnemonic.
3232 2010-04-06 Jan Hubicka <jh@suse.cz>
3234 PR tree-optimization/42906
3235 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3236 IGNORE_SELF argument. Set visited_control_parents for fully
3238 (find_obviously_necessary_stmts): Update call of
3239 mark_control_dependent_edges_necessary.
3240 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3242 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3244 * config/i386/i386.md: Remove comment about 'e' and 'E'
3247 2010-04-06 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/43627
3250 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3251 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3254 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3256 * BASE-VER: Change to 4.6.0.
3259 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3262 2010-04-06 Richard Guenther <rguenther@suse.de>
3265 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3267 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3269 * doc/invoke.texi (Optimize Options): Document that LTO
3270 won't remove object access purely due to incompatible
3273 2010-04-04 Matthias Klose <doko@ubuntu.com>
3275 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3276 Initialize variable.
3278 2010-04-03 Richard Guenther <rguenther@suse.de>
3281 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3282 require a non-NULL MEM_OFFSET.
3284 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3286 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3287 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3288 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3289 config/alpha/predicates.md, config/arm/arm.md,
3290 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3291 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3292 config/darwin9.h, config/darwin.c, config/darwin.h,
3293 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3294 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3295 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3296 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3297 config/mips/mips.md, config/mn10300/mn10300.c,
3298 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3299 config/rs6000/aix.h, config/rs6000/dfp.md,
3300 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3301 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3302 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3303 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3304 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3305 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3306 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3307 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3308 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3309 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3310 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3311 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3312 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3313 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3314 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3315 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3316 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3317 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3318 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3319 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3320 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3321 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3322 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3323 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3324 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3325 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3326 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3327 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3328 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3329 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3330 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3331 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3332 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3333 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3334 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3335 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3337 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3340 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3341 * aclocal.m4: Regenerate.
3343 2010-04-02 Richard Guenther <rguenther@suse.de>
3345 PR tree-optimization/43629
3346 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3347 if we have seen a constant value.
3349 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3351 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3353 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3356 * arm.c (legitimize_tls_address): Adjust call to
3357 gen_tls_load_dot_plus_four.
3358 (arm_note_pic_base): New function.
3359 (arm_cannot_copy_insn_p): Use it.
3360 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3363 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3368 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3370 * Makefile.in ($(out_object_file)): Depend on
3371 gt-$(basename $(notdir $(out_file))).h.
3373 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3375 * config.gcc (lm32-*-rtems*): Add t-lm32.
3377 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3379 * config.gcc: Add lm32-*-rtems*.
3380 * config/lm32/rtems.h: New file.
3382 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3385 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3387 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3389 * dwarf2out.c (output_compilation_unit_header): For
3390 -gdwarf-4 use version 4 instead of version 3.
3391 (output_line_info): For version 4 and above emit additional
3392 maximum ops per insn header field.
3393 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3395 * dwarf2out.c (is_c_family, is_java): Remove.
3396 (lower_bound_default): New function.
3397 (add_bound_info, gen_descr_array_type_die): Use it.
3399 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3402 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3403 re-declaration when it happens in a function.
3405 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3407 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3408 (cgraph_remove_function_insertion_hook): Same.
3409 (cgraph_call_function_insertion_hooks): Same.
3411 2010-04-01 Richard Guenther <rguenther@suse.de>
3414 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3415 and TREE_THIS_VOLATILE.
3416 (copy_ref_info): Likewise.
3417 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3418 * tree.c (build6_stat): Ignore side-effects of all but arg5
3419 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3422 2010-04-01 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/43607
3425 * ipa-type-escape.c (check_call): Do not access non-existing
3428 2010-04-01 Richard Guenther <rguenther@suse.de>
3432 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3433 Jack Howarth <howarth@bromo.med.uc.edu>
3435 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3438 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3440 * doc/install.texi (Prerequisites): Document libelf usability on
3441 IRIX 5/6 and Solaris 2.
3442 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3443 Update GNU as, GNU ld requirements.
3444 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3445 Document Sun Studio compiler download.
3446 Update and simplify as, ld recommendations.
3447 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3449 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3451 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3452 with_tune_32 to pentium4.
3454 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3456 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3458 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3460 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3461 obsoletion, removal.
3463 Document GNU as requirement.
3464 Update configure requirements.
3465 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3466 Recomment IRIX 6.5.18+.
3467 Document IDF/IDL requirement.
3468 Document GNU as requirement.
3469 Document GNU ld bootstrap failure.
3470 Remove freeware.sgi.com reference.
3472 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3474 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3475 UNIX V4.0, V5.0 obsoletion, removal.
3476 Remove --with-gc=simple reference.
3477 Update VM requirements during bootstrap.
3478 Remove -oldas bootstrap description.
3479 Update binutils reference.
3480 Remove comparison failure note.
3482 2010-03-31 Richard Guenther <rguenther@suse.de>
3483 Zdenek Dvorak <ook@ucw.cz>
3484 Sebastian Pop <sebastian.pop@amd.com>
3487 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3488 with multiple arguments.
3489 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3491 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3493 * graphite-dependences.c (print_pddr): Call print_pdr with an
3495 * graphite-poly.c (debug_pdr): Add an extra argument for the
3498 (print_pbb_domain): Same.
3500 (print_scop_context): Same.
3502 (print_cloog): Same.
3503 (debug_pbb_domain): Same.
3507 (debug_scop_context): Same.
3509 (debug_cloog): Same.
3510 (print_scop_params): Same.
3511 (debug_scop_params): Same.
3512 (print_iteration_domain): Same.
3513 (print_iteration_domains): Same.
3514 (debug_iteration_domain): Same.
3515 (debug_iteration_domains): Same.
3516 (print_scattering_function): Same.
3517 (print_scattering_functions): Same.
3518 (debug_scattering_function): Same.
3519 (debug_scattering_functions): Same.
3520 * graphite-poly.h (debug_pdr): Update declaration.
3522 (print_pbb_domain): Same.
3524 (print_scop_context): Same.
3526 (print_cloog): Same.
3527 (debug_pbb_domain): Same.
3531 (debug_scop_context): Same.
3533 (debug_cloog): Same.
3534 (print_scop_params): Same.
3535 (debug_scop_params): Same.
3536 (print_iteration_domain): Same.
3537 (print_iteration_domains): Same.
3538 (debug_iteration_domain): Same.
3539 (debug_iteration_domains): Same.
3540 (print_scattering_function): Same.
3541 (print_scattering_functions): Same.
3542 (debug_scattering_function): Same.
3543 (debug_scattering_functions): Same.
3545 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3547 * graphite-poly.c (print_scattering_function_1): New.
3548 (print_scattering_function): Call it.
3549 (print_scop_params): Remove spaces at the end of lines.
3552 * graphite-poly.h (print_cloog): Declared.
3553 (debug_cloog): Declared.
3555 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3557 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3559 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3560 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3561 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3562 to switch between adding the IV bump in loop->latch or in loop->header.
3564 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3566 * graphite-poly.c (print_scattering_function): Pretty print following
3569 (print_pbb_domain): Same.
3570 (dump_gbb_cases): Same.
3571 (dump_gbb_conditions): Same.
3574 (print_scop_params): Same.
3575 (print_scop_context): Same.
3577 (print_pbb_body): New.
3578 (lst_indent_to): New.
3579 (print_lst): Start new lines with a #.
3580 * graphite-poly.h (pbb_bb): New.
3581 (pbb_index): Use pbb_bb.
3582 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3584 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3586 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3588 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3589 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3590 and 0 instead of 1 for dw_val_class_flag.
3591 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3592 dw_val_class_range_list, dw_val_class_loc_list,
3593 dw_val_class_lineptr and dw_val_class_macptr, use
3594 DW_FORM_flag_present for dw_val_class_flag and
3595 DW_FORM_exprloc for dw_val_class_loc.
3596 (output_die): For -gdwarf-4 print dw_val_class_loc
3597 size as uleb128 instead of 1 or 2 bytes and don't print
3598 anything for dw_val_class_flag.
3600 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3601 instead of cselib_lookup following by tweaking locs->setting_insn.
3604 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3605 even before returning from label, setjmp call or volatile asm
3608 2010-03-31 Richard Guenther <rguenther@suse.de>
3611 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3612 temporary data on stack.
3614 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3616 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3617 (PUSHSECTION_ASM_OP): Remove.
3618 (POPSECTION_ASM_OP): Remove.
3619 (PUSHSECTION_FORMAT): Remove.
3620 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3621 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3622 * config/sol2.c (solaris_output_init_fini): Use it.
3624 2010-03-31 Jie Zhang <jie@codesourcery.com>
3627 * opt-functions.awk (var_type_struct): Use signed char type
3628 for simple variables.
3630 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3632 * config/sol2.c: Include output.h.
3633 (solaris_assemble_visibility): New function.
3634 * config/t-sol2 (sol2.o): Add output.h dependency.
3635 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3636 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3639 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3642 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3643 V2SImode or XFmode on PRE_DEC.
3646 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3649 2010-03-31 Jie Zhang <jie@codesourcery.com>
3652 * reload.h (caller_save_initialized_p): Declare.
3653 * toplev.c (backend_init_target): Don't call
3654 init_caller_save but set caller_save_initialized_p to false.
3655 * caller-save.c (caller_save_initialized_p): Define.
3656 (init_caller_save): Check caller_save_initialized_p.
3657 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3659 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3662 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3663 and soft-fp/t-softfp to tmake_file.
3664 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3665 (LIBGCC2_TF_CEXT): Define.
3668 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3671 * cselib.c (n_useless_values): Document handling of debug locs.
3672 (n_useless_debug_values, n_debug_values): New variables.
3673 (new_elt_loc_list): Don't add to debug values, keep count.
3674 (promote_debug_loc): New.
3675 (cselib_reset_table): Zero new variables.
3676 (entry_and_rtx_equal_p): Promote debug locs.
3677 (discard_useless_locs): Increment n_useless_debug_values for
3679 (remove_useless_values): Adjust n_useless_values and n_debug_values
3680 with n_useless_debug_values.
3681 (add_mem_for_addr): Promote debug locs.
3682 (cselib_lookup_mem): Likewise.
3683 (cselib_lookup_addr): Renamed to...
3684 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3685 (cselib_log_lookup): ... this. Turn into...
3686 (cselib_lookup_addr): ... new wrapper.
3687 (cselib_lookup_from_insn): New.
3688 (cselib_invalidate_regno): Increment n_useless_debug_values for
3690 (cselib_invalidate_mem): Likewise.
3691 (cselib_process_insn): Take n_deleted and n_debug_values into
3692 account to guard remove_useless_value call.
3693 (cselib_finish): Zero n_useless_debug_values.
3694 * cselib.h (cselib_lookup_from_insn): Declare.
3695 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3696 (sched_analyze_2): Likewise.
3698 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3700 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3702 (adjust_mems): Replace narrowing SUBREG of expression containing
3703 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3704 with operations in the narrower mode.
3707 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3708 regs_invalidated_by_call instead all call_used_reg_set registers.
3710 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3713 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3714 pointer comparisons with types_compatible_p.
3715 * tree-vect-stmts.c (vectorizable_call): Same.
3716 (vectorizable_condition): Same.
3718 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3720 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3721 stack check if the mask would be zero.
3723 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3724 Jack Howarth <howarth@bromo.med.uc.edu>
3726 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3729 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3732 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3734 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3735 Include ___unordxf2 and ___unordtf2.
3736 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3739 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3741 * config/lm32/t-lm32: New file.
3742 * config.gcc: Use the above file when targetting lm32.
3744 2010-03-28 Duncan Sands <baldrick@free.fr>
3746 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3748 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3751 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3752 Improve vectorization cost model diagnostic.
3754 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3757 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3758 compute_data_dependences_for_loop returns false, early exit
3759 and output an extra diagnostic for the failed data reference
3762 2010-03-29 Richard Guenther <rguenther@suse.de>
3764 PR tree-optimization/43560
3765 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3766 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3768 2010-03-29 Jie Zhang <jie@codesourcery.com>
3771 * toplev.c (process_options): Set optimization_default_node
3772 and optimization_current_node.
3773 * opts.c (decode_options): Don't set optimization_default_node
3774 and optimization_current_node.
3776 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3778 * config/rtems.h: Abandon -qrtems_debug.
3780 2010-03-28 Jan Hubicka <jh@suse.cz>
3782 PR tree-optimization/43505
3783 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3784 map should not be copied.
3786 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3789 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3790 cdtors, set DECL_PRESERVE_P.
3791 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3794 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3796 PR tree-optimization/43528
3797 * stor-layout.c (place_field): Check that constant fits into
3798 unsigned HWI when skipping calculation of MS bitfield layout.
3800 2010-03-27 Jan Hubicka <jh@suse.cz>
3803 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3804 notice_global_symbol work.
3806 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3808 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3809 instead of dwarf2out_decl.
3810 (struct var_loc_node): Remove section_label field.
3811 (dwarf2out_function_decl): New function.
3812 (dwarf2out_var_location): Don't set section_label field.
3813 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3815 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3817 PR tree-optimization/43544
3818 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3819 First argument for builtin vectorized function hook is now a
3820 tree to be able to distinguish between machine specific and
3822 * targhooks.c (default_builtin_vectorized_function): Ditto.
3823 * targhooks.h (default_builtin_vectorized_function): Ditto.
3824 * target.h (struct gcc_target): Ditto.
3825 * tree-vect-stmts.c (vectorizable_function): Ditto.
3826 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3827 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3830 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3833 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3834 nested binding iff it is a FUNCTION_DECL.
3835 (store_parm_decls_newstyle): Pass nested=true to bind for
3836 FUNCTION_DECLs amongst parameters.
3838 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3840 * var-tracking.c (vt_expand_loc_callback): Don't run
3841 cselib_expand_value_rtx_cb in dummy mode if
3842 cselib_dummy_expand_value_rtx_cb returned false.
3844 * var-tracking.c (emit_note_insn_var_location): For one part
3845 notes with offset 0, don't add EXPR_LIST around the location.
3846 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3847 add_location_or_const_value_attribute): Adjust for that change.
3850 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3851 into first operand and location into second.
3852 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3853 dw_cfi_oprnd_loc for DW_CFA_expression.
3854 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3855 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3856 assume first argument is regnum and second argument is location.
3858 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3861 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3862 of scratch register to DImode. Split to DImode comparison operator.
3863 Use SImode subreg of scratch register in the multiplication.
3864 (*cmp_sadd_sidi): Ditto.
3865 (*cmp_ssub_si): Ditto.
3866 (*cmp_ssub_sidi): Ditto.
3868 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3872 Remove invalid assert and wrong comment.
3874 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3877 * flags.h (final_insns_dump_p): New extern.
3878 * final.c (final_insns_dump_p): New variable.
3879 (rest_of_clean_state): Set it before -fdump-final-insns=
3880 dumping, clear afterwards.
3881 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3882 MEM_ALIAS_SET on MEMs.
3884 2010-03-26 David S. Miller <davem@davemloft.net>
3886 * configure.ac: Fix sparc GOTDATA_OP bug check.
3887 * configure: Rebuild.
3889 2010-03-26 Alan Modra <amodra@gmail.com>
3891 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3893 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3895 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3896 TLS_SECTION_ASM_FLAG.
3898 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3901 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3902 Clear first_function_block_is_cold.
3905 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3906 argument if the argument is truth_value_p.
3908 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3910 * config/rs6000/constraints.md: Update copyright year for my changes.
3913 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3914 used in reg+reg addressing, swap registers.
3916 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3919 * target.h (struct gcc_target): Add code_end hook.
3920 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3922 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3923 * toplev.c (compile_file): Call targetm.asm_out.code_end
3924 hook before unwind info/debug info output.
3925 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3926 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3927 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3928 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3929 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3930 * config/i386/i386.c (ix86_file_end): Renamed to...
3931 (ix86_code_end): ... this. Make static. Don't call
3932 file_end_indicate_exec_stack. Emit unwind info using
3933 final_start_function/final_end_function.
3934 (darwin_x86_file_end): Remove.
3935 (TARGET_ASM_CODE_END): Define.
3936 * config/i386/i386.h (TARGET_ASM_FILE_END,
3937 NEED_INDICATE_EXEC_STACK): Don't define.
3938 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3939 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3940 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3941 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3944 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3945 at the beginning and final_end_function at the end.
3946 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3948 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3950 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3951 and Sun as TLS syntax.
3952 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3953 * configure: Regenerate.
3954 * config.in: Regenerate.
3955 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3956 (default_elf_asm_named_section): Use it.
3957 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3958 (i386_output_dwarf_dtprel): Likewise.
3959 (output_addr_const_extra): Likewise.
3960 (output_pic_addr_const): Lowercase @GOTTPOFF.
3961 (output_addr_const_extra): Likewise.
3962 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3963 (output_addr_const_extra): Likewise.
3964 (output_pic_addr_const): Lowercase @INDNTPOFF.
3965 (output_addr_const_extra): Likewise.
3966 (output_pic_addr_const): Lowercase @NTPOFF.
3967 (output_addr_const_extra): Likewise.
3968 (output_pic_addr_const): Lowercase @TPOFF.
3969 (output_addr_const_extra): Likewise.
3970 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3971 (*tls_global_dynamic_64): Likewise.
3972 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3973 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3975 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3976 (ASM_OUTPUT_TLS_COMMON): Use it.
3977 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3980 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3981 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3982 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3983 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3984 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3985 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3987 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3989 * config/i386/i386.c (override_options): Don't accept
3990 -mtls-dialect=sun any longer.
3991 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3992 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3993 (*tls_local_dynamic_base_32_sun): Likewise.
3994 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3996 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3999 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4000 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4003 * ira.c (adjust_cleared_regs): New function.
4004 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4008 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4010 * expr.c (expand_expr_real): Restore previous
4011 curr_insn_source_location and curr_insn_block after
4012 expand_expr_real_1 call.
4013 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4014 instead of expand_expr_real_1.
4016 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4018 PR rtl-optimization/43413
4019 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4022 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4025 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4026 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4028 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4030 * config/i386/i386.c (ix86_target_string): Add -mfma.
4031 Fix a typo in comment.
4033 2010-03-22 Mike Stump <mikestump@comcast.net>
4036 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4037 Don't overly align based upon packed packed fields.
4039 2010-03-22 Jason Merrill <jason@redhat.com>
4041 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4042 Use () rather than [], and move before the element type.
4044 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4046 * doc/configfiles.texi (Configuration Files): Removed
4047 fixinc/Makefile*, intl/Makefile.*.
4048 * doc/makefile.texi: Fixed markup. Abstract from version
4049 control system used.
4050 (Makefile): Removed obsolete gcc/java/parse.y example.
4051 * doc/sourcebuild.texi: Likewise.
4052 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4053 libgomp, libssp. Removed fastjar.
4054 (Miscellaneous Docs): Clarify location.
4055 Added COPYING3, COPYING3.LIB.
4056 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4058 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4061 * config/i386/i386.c (x86_function_profiler)
4062 [!NO_PROFILE_COUNTERS]: Fix typo.
4063 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4066 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4067 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4069 * doc/sourcebuild.texi (Test Directives): Split into six
4070 subsections, with most of the current text in new subsections
4071 Directives, Selectors, and Final Actions.
4072 (Directives): Split list of test directives into multiple
4074 (Selectors): Describe use and syntax of selectors.
4075 (Effective-Target Keywords): Describe all existing keywords.
4076 (Add Options): Describe features for dg-add-options.
4077 (Require Support): Describe variants of dg-require-support.
4078 (Final Actions): Describe commands to use in dg-final.
4080 2010-03-22 Michael Matz <matz@suse.de>
4083 * recog.c (validate_replace_rtx_group): Replace also in
4084 REG_EQUAL and REG_EQUIV notes.
4086 2010-03-22 Richard Guenther <rguenther@suse.de>
4088 PR tree-optimization/43390
4089 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4090 sure vector extracts are type correct.
4092 2010-03-22 Richard Guenther <rguenther@suse.de>
4095 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4096 x * sqrt (x) even when optimizing for size if the target
4097 has native support for sqrt.
4099 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4101 * varasm.c (make_decl_rtl_for_debug): Also clear
4102 flag_mudflap for the duration of make_decl_rtl call.
4105 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4106 locs from preserved VALUEs.
4108 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4111 * pa.md (movmemsi): Set align to one if zero.
4112 (movmemdi): Likewise.
4114 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4117 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4118 with their corresponding prologue pushes.
4120 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4123 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4124 at the begining or end.
4125 (spu_expand_epilogue): Likewise.
4127 2010-03-20 Richard Guenther <rguenther@suse.de>
4129 PR rtl-optimization/43438
4130 * combine.c (make_extraction): Properly zero-/sign-extend an
4131 extraction of the low part of a CONST_INT. Also handle
4134 2010-03-19 Mike Stump <mikestump@comcast.net>
4136 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4137 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4138 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4140 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4143 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4146 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4148 PR rtl-optimization/42258
4149 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4150 use that may match DEF.
4153 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4154 the cost of loading the constant rather than assuming
4156 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4157 outer code is AND, do the same tests as the andsi3 expander and
4158 return COSTS_N_INSNS (1) if and is cheap.
4160 * optabs.c (avoid_expensive_constant): Fix formatting.
4162 2010-03-19 Michael Matz <matz@suse.de>
4165 * attribs.c (decl_attributes): When rebuilding a function pointer
4166 type use the same qualifiers as the original pointer type.
4168 2010-03-19 Martin Jambor <mjambor@suse.cz>
4170 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4171 and is_gimple_ip_invariant_address.
4173 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4176 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4178 * config/arm/arm.c (arm_override_options): Turn off
4179 flag_dwarf2_cfi_asm for AAPCS variants.
4181 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4184 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4185 Use PRE_MODIFY instead of PRE_DEC.
4186 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4187 (vfp_emit_fstmd): Likewise.
4189 2010-03-19 Michael Matz <matz@suse.de>
4192 * builtins.c (expand_builtin_interclass_mathfn,
4193 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4196 2010-03-19 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/43415
4199 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4200 (phi_translate_1): ... this.
4201 (phi_translate): Move all caching here. Cache all NARY
4202 and REFERENCE translations.
4204 2010-03-19 David S. Miller <davem@davemloft.net>
4206 With help from Eric Botcazou.
4207 * config/sparc/sparc.c: Include dwarf2out.h.
4208 (emit_pic_helper): Delete.
4209 (pic_helper_symbol_name): Delete.
4210 (pic_helper_emitted_p): Delete.
4211 (pic_helper_needed): New.
4212 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4213 (get_pc_thunk_name): New.
4214 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4215 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4216 Set pic_helper_needed to true. Don't call emit_pic_helper.
4217 (sparc_expand_prologue): Update load_pic_register call.
4218 (sparc_output_mi_thunk): Likewise.
4219 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4220 thunk if possible. Output CFI information as needed.
4222 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4223 Jack Howarth <howarth@bromo.med.uc.edu>
4226 * config/i386/i386.h: Fix ABI on darwin x86-32.
4228 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4230 * tree.h: Declare make_decl_rtl_for_debug.
4231 * varasm.c (make_decl_rtl_for_debug): New.
4232 * dwarf2out.c (rtl_for_decl_location): Call it.
4233 * cfgexpand.c (expand_debug_expr): Call it.
4235 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4238 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4242 * var-tracking.c (vt_init_cfa_base): Do nothing if
4243 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4245 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4248 * var-tracking.c (canonicalize_vars_star): New.
4249 (dataflow_post_merge_adjust): Use it.
4251 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4254 * var-tracking.c (non_suitable_const): New function.
4255 (add_uses): For DEBUG_INSNs with constants, don't record any
4256 value, instead just the constant value itself.
4257 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4258 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4259 (emit_notes_in_bb): Likewise.
4260 (emit_note_insn_var_location): For onepart variables if
4261 cur_loc is a VOIDmode constant, use DECL_MODE.
4263 2010-03-18 Martin Jambor <mjambor@suse.cz>
4266 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4267 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4268 all non-clones. Moved call redirection...
4269 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4270 (cgraph_materialize_all_clones): Dispose of all
4271 combined_args_to_skip bitmaps.
4272 (verify_cgraph_node): Do not check for edges pointing to wrong
4273 nodes in inline clones.
4274 * tree-inline.c (copy_bb): Call
4275 cgraph_redirect_edge_call_stmt_to_callee.
4276 * ipa.c (cgraph_remove_unreachable_nodes): Call
4277 cgraph_node_remove_callees even when there are used clones.
4279 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4281 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4283 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4286 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4289 2010-03-18 Michael Matz <matz@suse.de>
4292 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4293 into sqrt(x) if we need to preserve signed zeros.
4295 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4296 Eric Botcazou <ebotcazou@adacore.com>
4298 PR rtl-optimization/43360
4299 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4300 note if we don't know its invariant status.
4302 2010-03-18 Michael Matz <matz@suse.de>
4304 PR tree-optimization/43402
4305 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4306 PHI chains of ssa names registered for update.
4308 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4311 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4312 non-offsettable and pre_modify update addressing.
4313 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4314 and "2" alternatives "#".
4315 (*movdd_softfloat32): Make all alternatives "#";
4316 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4317 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4318 (*movdf_softfloat32): Make all alternatives "#";
4319 (movdi): Use the new DIFD mode iterator to create a common splitter
4320 for movdi, movdf and movdd patterns.
4322 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4324 * common.opt (dumpdir): Remove redundant tab.
4326 2010-03-17 Martin Jambor <mjambor@suse.cz>
4328 PR tree-optimization/43347
4329 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4330 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4332 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4334 PR rtl-optimization/42216
4335 * regrename.c (create_new_chain): New function, broken out from...
4336 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4337 appending a use to an empty chain.
4338 (build_def_use): Remove previous changes that convert OP_INOUT to
4339 OP_OUT operands; instead detect the case where an OP_INOUT operand
4340 uses a previously untracked register and create an empty chain for it.
4342 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4344 * doc/extend.texi (Function Attributes): Rewrite unfinished
4345 sentence in ms_abi documentation.
4347 2010-03-17 Alan Modra <amodra@gmail.com>
4349 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4350 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4351 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4352 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4354 2010-03-16 Richard Henderson <rth@redhat.com>
4357 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4358 (lower_try_finally): Save and restore eh_seq around the expansion
4361 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4363 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4364 statements before splitting block.
4366 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4368 * doc/sourcebuild.texi (Testsuites): Fix markup.
4369 Use pathnames relative to gcc/testsuite.
4370 (Test Directives): Move description of how timeout is determined.
4371 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4372 (C Tests): Correct gcc.misc-tests directory.
4373 Framework tests now live in gcc.test-framework.
4375 2010-03-16 Richard Guenther <rguenther@suse.de>
4378 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4379 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4381 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4382 Alexandre Oliva <aoliva@redhat.com>
4384 PR tree-optimization/42917
4385 * lambda-code.c (remove_iv): Skip debug statements.
4386 (lambda_loopnest_to_gcc_loopnest): Likewise.
4387 (not_interesting_stmt): Debug statements are not interesting.
4389 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4393 * cselib.c (cselib_preserve_constants,
4394 cfa_base_preserved_val): New static variables.
4395 (preserve_only_constants): New function.
4396 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4397 clear its REG_VALUES. If cselib_preserve_constants, don't
4398 empty the whole hash table, but preserve there VALUEs with constants,
4399 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4400 (cselib_preserve_cfa_base_value): New function.
4401 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4402 (cselib_init): Change argument to int bitfield. Set
4403 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4405 (cselib_finish): Clear cselib_preserve_constants and
4406 cfa_base_preserved_val.
4407 * cselib.h (enum cselib_record_what): New enum.
4408 (cselib_init): Change argument to int.
4409 (cselib_preserve_cfa_base_value): New prototype.
4410 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4411 * dse.c (dse_step1): Likewise.
4412 * cfgcleanup.c (thread_jump): Likewise.
4413 * sched-deps.c (sched_analyze): Likewise.
4414 * gcse.c (local_cprop_pass): Likewise.
4415 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4416 If FN is non-NULL, call the callback always and whenever it returns
4417 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4418 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4419 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4420 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4421 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4422 * var-tracking.c: Include recog.h.
4423 (bb_stack_adjust_offset): Remove.
4424 (vt_stack_adjustments): Don't call it, instead just gather the
4425 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4426 (adjust_stack_reference): Remove.
4427 (compute_cfa_pointer): New function.
4428 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4429 (struct adjust_mem_data): New type.
4430 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4432 (get_address_mode): New function.
4433 (replace_expr_with_values): Use it.
4434 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4435 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4436 (adjust_sets): Remove.
4437 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4438 Use get_address_mode.
4439 (get_adjusted_src): Remove.
4440 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4441 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4442 (add_with_sets): Don't call adjust_sets.
4443 (fp_setter, vt_init_cfa_base): New functions.
4444 (vt_initialize): Change return type to bool. Move most of pool etc.
4445 initialization to the beginning of the function from end. Pass
4446 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4447 If !frame_pointer_needed, call vt_stack_adjustment before mos
4448 vector is filled, call vt_init_cfa_base if argp/framep has been
4449 eliminated to sp. If frame_pointer_needed and argp/framep has
4450 been eliminated to hard frame pointer, set
4451 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4452 encountering fp setter in the prologue. For MO_ADJUST, call
4453 log_op_type before pusing the op into mos vector, not afterwards.
4454 Call adjust_insn before cselib_process_insn/add_with_sets,
4455 call cancel_changes (0) afterwards.
4456 (variable_tracking_main_1): Adjust for vt_initialize calling
4457 vt_stack_adjustments and returning whether it succeeded or not.
4459 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4461 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4464 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4466 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4468 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4469 drap_reg has not been set.
4471 2010-03-15 Michael Matz <matz@suse.de>
4474 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4475 use it to expand block copies.
4476 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4477 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4478 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4480 2010-03-15 Richard Guenther <rguenther@suse.de>
4482 PR tree-optimization/43367
4483 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4486 2010-03-15 Richard Guenther <rguenther@suse.de>
4488 PR tree-optimization/43317
4489 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4491 2010-03-15 Martin Jambor <mjambor@suse.cz>
4493 PR tree-optimization/43141
4494 * tree-sra.c (create_abstract_origin): New function.
4495 (modify_function): Call create_abstract_origin.
4497 2010-03-15 Chris Demetriou <cgd@google.com>
4499 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4502 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4505 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4506 call insert_out_of_ssa_copy for default definitions.
4508 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4510 * graphite-clast-to-gimple.c (my_long_long): Defined.
4511 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4512 * graphite-sese-to-poly.c (my_long_long): Defined.
4513 (scop_ivs_can_be_represented): Use it.
4515 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4517 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4518 graphite-max-bbs-per-function, and loop-block-tile-size.
4519 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4521 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4523 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4525 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4526 forward declaration.
4527 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4528 (add_upper_bounds_from_estimated_nit): New.
4529 (build_loop_iteration_domains): Use it.
4531 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4533 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4535 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4538 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4539 should be an INTEGER_CST. Also handle CASE_CONVERT.
4541 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite.c (graphite_initialize): To bound the number of bbs per
4544 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4545 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4546 * doc/invoke.texi: Document it.
4548 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4550 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4551 * graphite-sese-to-poly.h (build_poly_scop): Same.
4553 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4555 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4556 the number of parameters in the scop. Use as an upper bound
4557 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4558 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4559 * doc/invoke.texi: Document it.
4561 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4563 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4564 * doc/c-tree.texi: Remove.
4565 * doc/generic.texi: Merge c-tree.texi here.
4566 * doc/gccint.texi (Trees): Remove menu entry.
4567 (c-tree.texi): Remove @include.
4568 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4569 * doc/languages.texi (Reading RTL): Ditto.
4571 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4574 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4576 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4579 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4580 code added to work around reload clobbering CONST insns.
4582 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4584 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4585 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4586 (cselib_preserve_only_values): Remove retain argument, don't
4587 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4588 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4589 * var-tracking.c (micro_operation): Move insn field before union.
4590 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4591 (struct variable_tracking_info_def): Remove n_mos field, change
4592 mos into a vector of micro_operations.
4593 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4594 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4595 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4596 changing into a vector.
4597 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4598 come before all other uops generated by add_stores.
4599 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4601 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4602 a vector. Run just one pass over the bbs instead of separate counting
4603 and computation phase.
4604 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4607 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4608 into *nonlocalized_list vector.
4609 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4610 even if origin is non-NULL.
4611 (gen_variable_die): Likewise.
4612 (process_scope_var): Don't change origin.
4613 (gen_decl_die): Likewise.
4614 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4615 before adding new edges instead of after it, fix moving over
4618 2010-03-11 David S. Miller <davem@davemloft.net>
4620 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4622 * configure: Rebuild.
4624 2010-03-11 Martin Jambor <mjambor@suse.cz>
4626 PR tree-optimization/43257
4627 * tree.c (assign_assembler_name_if_neeeded): New function.
4628 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4630 * tree.h (assign_assembler_name_if_neeeded): Declare.
4631 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4632 the function if needed.
4634 2010-03-11 Chris Demetriou <cgd@google.com>
4636 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4637 include/stdint-gcc.h, and include/stdint.h world-readable.
4639 2010-03-11 Richard Guenther <rguenther@suse.de>
4641 PR tree-optimization/43255
4642 * tree-vrp.c (process_assert_insertions_for): Do not insert
4643 asserts for trivial conditions.
4645 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4647 PR tree-optimization/43280
4648 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4649 generation. Move calculation of size out of the if branch.
4650 (find_bswap): Modify compare number generation.
4652 2010-03-11 Richard Guenther <rguenther@suse.de>
4655 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4656 (input_gimple_stmt): Fixup handled component types during
4657 operand read. Also fix up decls in ADDR_EXPRs.
4659 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4661 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4662 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4664 2010-03-10 Jan Hubicka <jh@suse.cz>
4667 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4668 * varasm.c (get_variable_section): Don't do that here...
4669 (make_decl_rtl): ... and here.
4670 (do_assemble_alias): Produce decl RTL.
4671 (assemble_alias): Likewise.
4673 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4676 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4677 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4679 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4680 (based_loc_descr): Only express drap or vdrap regno based expressions
4681 using DW_OP_fbreg when not optimizing.
4682 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4683 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4684 REG_CFA_SET_VDRAP note.
4686 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4688 PR tree-optimization/43236
4689 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4690 error in calculation of base address in reverse iteration case.
4691 (generate_builtin): Take number of latch executions if the statement
4694 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4697 * tree-eh.c: Include pointer-set.h.
4698 (lower_eh_dispatch): Filter out duplicate case labels and
4699 remove the unneeded edge when the label is unused. Return
4700 true when some edges are removed.
4701 (execute_lower_eh_dispatch): When any lowering resulted in
4702 removing an edge, also delete unreachable blocks.
4704 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4707 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4708 UNSPEC_MACHOPIC_OFFSET.
4710 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4713 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4714 (m68k_delegitimize_address): New function.
4716 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4719 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4722 * var-tracking.c (adjust_sets): New function.
4723 (count_with_sets, add_with_sets): Use it.
4724 (get_adjusted_src): New inline function.
4725 (add_stores): Use it.
4728 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4729 call cselib_dummy_expand_value_rtx_cb instead of
4730 cselib_expand_value_rtx_cb.
4733 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4734 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4735 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4736 and .cfi_endproc around the pic thunks.
4737 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4738 all queued unwind info register saves are saved before the call.
4739 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4740 considered as sp-=4 for unwind info and the pop as sp+=4 which
4741 also clobbers dest, but doesn't actually restore it.
4744 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4745 RTX_FRAME_RELATED_P.
4747 2010-03-09 Jie Zhang <jie@codesourcery.com>
4749 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4750 whitespaces in output template.
4752 2010-03-09 Jie Zhang <jie@codesourcery.com>
4754 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4757 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4759 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4760 builtins.exp in a separate job.
4762 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4764 * graphite-sese-to-poly.c (add_param_constraints): Use
4765 lower_bound_in_type and upper_bound_in_type.
4767 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4769 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4770 instead of unsigned_type_node.
4772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4773 Reza Yazdani <reza.yazdani@amd.com>
4776 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4777 on pointer type parameters.
4779 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4783 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4784 handle conversions from pointer to integers.
4785 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4786 induction variable, to be able to work with code generated by CLooG.
4787 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4788 (build_poly_scop): Bail out if we cannot codegen a loop.
4790 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4792 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4793 code generation with gloog_error.
4795 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4797 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4798 Call fold_convert on all the returned values.
4799 (expand_scalar_variables_expr): Pass to
4800 expand_scalar_variables_ssa_name the type of the resulting expression.
4802 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4804 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4805 ppl_min_for_le_pointset.
4806 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4807 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4809 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4811 * graphite-dependences.c (map_into_dep_poly): Removed.
4812 (dependence_polyhedron_1): Use combine_context_id_scat.
4814 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4816 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4817 (struct poly_bb): Same.
4818 (combine_context_id_scat): New.
4820 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4823 * sese.c (name_defined_in_loop_p): Return false for default
4826 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4828 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4829 and clean up the logic.
4831 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4833 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4836 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4838 * var-tracking.c (remove_cselib_value_chains): Define only for
4840 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4841 delete_slot_part, emit_notes_for_differences_1): Don't call
4842 remove_cselib_value_chains here.
4843 (set_slot_part, emit_notes_for_differences_2): Don't call
4844 add_cselib_value_chains here.
4845 (preserved_values): New vector.
4846 (preserve_value): New function.
4847 (add_uses, add_stores, vt_add_function_parameters): Use it
4848 instead of cselib_preserve_value.
4849 (changed_values_stack): New vector.
4850 (check_changed_vars_0): New function.
4851 (check_changed_vars_1, check_changed_vars_2): Use it.
4852 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4853 changed_values_stack VALUEs.
4854 (vt_emit_notes): For all preserved_values call
4855 add_cselib_value_chains. If ENABLE_CHECKING call
4856 remove_cselib_value_chains before verifying value_chains is empty.
4857 Initialize and free changed_values_stack.
4858 (vt_initialize): Initialize preserved_values.
4859 (vt_finalize): Free preserved_values.
4861 2010-03-08 Richard Guenther <rguenther@suse.de>
4863 PR tree-optimization/43269
4864 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4867 2010-03-08 Martin Jambor <mjambor@suse.cz>
4869 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4870 (ipa_is_param_called): Removed.
4871 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4872 (ipa_print_node_params): Do not print the called flag.
4873 (ipa_write_node_info): Do not stream the called flag.
4874 (ipa_read_node_info): Likewise.
4876 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4879 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4880 * cselib.c (struct expand_value_data): Add dummy field.
4881 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4883 (cselib_dummy_expand_value_rtx_cb): New function.
4884 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4886 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4887 * var-tracking.c: Include pointer-set.h.
4888 (variable): Change n_var_parts to char from int. Add
4889 cur_loc_changed and in_changed_variables fields.
4890 (variable_canonicalize): Remove.
4891 (shared_var_p): New inline function.
4892 (unshare_variable): Maintain cur_loc_changed and
4893 in_changed_variables fields. If var was in changed_variables,
4894 replace it there with new_var. Just copy cur_loc instead of
4895 resetting it to something else.
4896 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4897 (dataflow_set_union): Don't call variable_canonicalize.
4898 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4899 of their DEBUG_EXPR_TREE_DECLs.
4900 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4901 and in_changed_variables and cur_loc_changed is false.
4902 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4903 and cur_loc_changed. Don't update cur_loc here.
4904 (variable_merge_over_src): Don't call variable_canonicalize.
4905 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4906 removing loc that is equal to cur_loc, clear cur_loc,
4907 set cur_loc_changed and ensure variable_was_changed is called.
4908 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4909 compare pointers in cur_loc check, if it is equal to loc,
4910 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4911 (variable_different_p): Remove compare_current_location argument,
4912 don't compare cur_loc.
4913 (dataflow_set_different_1): Adjust variable_different_p caller.
4914 (variable_was_changed): If dv had some var in changed_variables
4915 already, reset in_changed_variables flag for it and propagate
4916 cur_loc_changed over to the new variable. On empty var
4917 always set cur_loc_changed. Set in_changed_variables on whatever
4918 var is added to changed_variables.
4919 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4920 Use shared_var_p. When removing loc that is equal to cur_loc,
4921 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4922 end, don't set it to something else, just call variable_was_changed.
4923 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4924 loc being removed, clear cur_loc and set cur_loc_changed.
4925 Set cur_loc_changed if all locations have been removed.
4926 (struct expand_loc_callback_data): New type.
4927 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4928 allocated. Always create SUBREGs if simplify_subreg failed.
4929 Prefer to use cur_loc, when that fails and still in
4930 changed_variables (and seen first time) recompute it. Set
4931 cur_loc_changed of variables which had to change cur_loc and
4932 compute elcd->cur_loc_changed if any of the subexpressions used
4933 had to change cur_loc.
4934 (vt_expand_loc): Adjust to pass arguments in
4935 expand_loc_callback_data structure.
4936 (vt_expand_loc_dummy): New function.
4937 (emitted_notes): New variable.
4938 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4939 that weren't used for any other decl in current
4940 emit_notes_for_changes call call vt_expand_loc_dummy to update
4941 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4942 first loc_chain location if NULL before. Always use just
4943 cur_loc instead of first loc_chain location. When cur_loc_changed
4944 is false, when not --enable-checking=rtl just don't emit any note.
4945 When rtl checking, compute the note and assert it is the same
4946 as previous note. Clear cur_loc_changed and in_changed_variables
4947 at the end before removing from changed_variables.
4948 (check_changed_vars_3): New function.
4949 (emit_notes_for_changes): Traverse changed_vars to call
4950 check_changed_vars_3 on each changed var.
4951 (emit_notes_for_differences_1): Clear cur_loc_changed and
4952 in_changed_variables. Recompute cur_loc of new_var.
4953 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4954 (vt_emit_notes): Initialize and destroy emitted_notes.
4956 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4958 PR rtl-optimization/42220
4959 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4960 Use verify_reg_tracked to determine if we should use OP_OUT rather
4962 (build_def_use): If we see an in-out operand for a register that we
4963 know nothing about, treat is an output if possible, fail the block if
4966 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4969 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4972 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4975 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4976 uses of relevant DEFs that are dead outside the loop too.
4978 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4980 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4982 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4984 * var-tracking.c (values_to_unmark): New variable.
4985 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4986 values_to_unmark vector. Moved body to...
4987 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4988 instead queue it into values_to_unmark vector.
4989 (vt_find_locations): Free values_to_unmark vector.
4991 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4993 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4994 (site.exp): Export them when plugins are enabled.
4996 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
4999 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5001 (chrec_fold_multiply): Same.
5003 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5006 * c-decl.c (build_compound_literal): Return early if init is
5009 2010-03-04 Martin Jambor <mjambor@suse.cz>
5011 PR tree-optimization/43164
5012 PR tree-optimization/43191
5013 * tree-sra.c (type_consists_of_records_p): Reject records with
5014 zero-size bit-fields at the end.
5016 2010-03-04 Mike Stump <mikestump@comcast.net>
5018 * Makefile.in (TAGS): Remove *.y.
5020 2010-03-04 Richard Guenther <rguenther@suse.de>
5022 PR tree-optimization/40761
5023 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5025 (my_rev_post_order_compute): New function.
5026 (init_pre): Call it.
5028 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5031 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5032 decrease the cost of an IV candidate when the cost is infinite.
5034 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5036 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5037 Use '3DNow!' for the extension of that name, ensure normal space
5039 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5041 2010-03-03 Jeff Law <law@redhat.com>
5043 * PR middle-end/32693
5044 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5045 than gen_rtx_SUBREG.
5046 (extract_bit_field_1): Likewise.
5048 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5050 * doc/sourcebuild.texi (Test directives): Document that arguments
5051 include-opts and exclude-opts are now optional for dg-skip-if,
5052 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5054 2010-03-03 Jason Merrill <jason@redhat.com>
5057 * cgraph.h (varpool_node): Add extra_name field.
5058 * varpool.c (varpool_extra_name_alias): New.
5059 (varpool_assemble_decl): Emit extra name aliases.
5060 (varpool_mark_needed_node): Look past an extra name alias.
5061 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5062 * lto-streamer-in.c (lto_input_tree): Read it.
5063 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5065 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5067 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5068 (sparc*-*-solaris2*): ...this.
5070 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5073 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5074 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5075 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5076 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5079 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5080 fallthrough to default handling, just with want_address 0 instead of 2.
5081 For single element lists, add_AT_loc directly, otherwise create an
5082 artificial variable DIE and stick location list to it.
5085 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5086 (VAL_EXPR_HAS_REVERSE): Define.
5087 (reverse_op): New function.
5088 (add_stores): For reversible operations add an extra MO_VAL_USE.
5090 2010-03-02 Jason Merrill <jason@redhat.com>
5092 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5094 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5096 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5097 (sparc64-*-linux*): Likewise.
5098 (sparc64-*-solaris2*): Include assembler files before linker ones.
5099 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5100 * config/sparc/gas.h: Delete.
5101 * config/sparc/sol2-64.h: Add copyright notice.
5102 * config/sparc/sol2-gas-bi.h: Likewise.
5103 * config/sparc/sol2-gld.h: Likewise.
5104 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5105 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5106 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5107 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5108 (sparc_elf_asm_named_section): Rename into...
5109 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5111 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5113 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5115 2010-03-02 Jeff Law <law@redhat.com>
5118 * reload1.c (rtx_p, substitute_stack): Declare.
5119 (substitute): Record addresses of changed rtxs.
5120 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5121 Restore the original rtx when complete.
5122 (reload): Free subsitute_stack when complete.
5124 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5126 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5127 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5129 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5130 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5131 Torture Tests): Change from subsection to section.
5133 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5134 Steven Bosscher <steven@gcc.gnu.org>
5136 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5139 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5142 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5143 the assignment from the new induction variable to the assignment
5144 of the value from the original loop PHI function.
5146 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5147 Daniel Jacobowitz <dan@codesourcery.com>
5149 * doc/sourcebuild.texi (Test directives): Clarify options to
5152 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5154 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5155 Disable cfi directives unless GCC and gas agree on using read-only
5156 .eh_frame sections for 64-bit.
5157 * configure: Regenerate.
5159 2010-03-01 Richard Guenther <rguenther@suse.de>
5161 PR tree-optimization/43220
5162 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5163 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5165 2010-03-01 Richard Guenther <rguenther@suse.de>
5166 Martin Jambor <mjambor@suse.cz>
5169 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5170 gimplified parameters.
5172 2010-03-01 Christian Bruel <christian.bruel@st.com>
5174 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5176 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5178 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5180 2010-03-01 Richard Guenther <rguenther@suse.de>
5183 * expr.c (expand_assignment): Use the alias-oracle to tell
5184 if the rhs aliases the result decl.
5186 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5189 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5190 to sol_gt_pch_get_address.
5191 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5192 64-bit, SPARC and x86.
5193 (sol_gt_pch_get_address): New function.
5195 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5197 * toplev.h (inform_n, error_n): Declare.
5198 * diagnostic.c (inform_n, error_n): New function.
5200 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5202 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5203 has no rtl yet when processing local_decls, queue it and recheck
5204 if deferred stack allocation hasn't assigned it rtl.
5206 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5208 * config/sh/sh.c (unspec_bbr_uid): New.
5209 (gen_block_redirect): Use it instead of INSN_UID.
5210 (gen_far_branch): Likewise.
5212 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5214 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5215 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5217 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5219 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5220 (Warning Options): -Wno-conversion-null is valid for
5221 Objective-C++ as well.
5222 * doc/tm.texi (Named Address Spaces): Likewise.
5223 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5224 * doc/tree-ssa.texi (Tree SSA): Likewise.
5226 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5229 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5230 by default. Don't set the default arch for
5231 i[34567]86-*-darwin*|x86_64-*-darwin*.
5233 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5236 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5237 default. Set the default 32bit/64bit archs with $with_arch
5238 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5240 2010-02-27 Richard Guenther <rguenther@suse.de>
5242 PR tree-optimization/43186
5243 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5244 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5245 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5246 unroller iterations.
5248 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5250 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5251 required and i[34567]86-*-* targets don't support 64bit ISA.
5253 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5256 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5259 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5261 * config.gcc: Set the default arch at least to Prescott for
5262 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5263 if SSE math is enabled.
5265 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5267 * diagnostic.c (diagnostic_initialize): Update.
5268 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5270 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5271 (diagnostic_inhibit_notes): New.
5272 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5274 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5277 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5278 * doc/standards.texi: Likewise.
5279 * doc/extend.texi: Likewise.
5280 * doc/trouble.texi: Likewise.
5281 * doc/cppopts.texi: Likewise.
5282 * doc/install.texi: Likewise.
5283 * c.opt (std=c90,std=gnu90): New options.
5284 * c-opts.c (c_common_handle_option): Handle them.
5286 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5289 * c-decl.c (undeclared_variable): Use an informative note.
5291 2010-02-26 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/43186
5294 * gimple.h (gimple_fold): Remove.
5295 * gimple.c (gimple_fold): Remove. Inline into single user ...
5296 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5297 Try harder for conditions.
5299 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5302 * function.c (used_types_insert): Don't skip through named pointer
5303 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5304 and it is different from the main variant's type.
5306 2010-02-26 Nick Clifton <nickc@redhat.com>
5308 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5310 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5312 * config.gcc: Support --with-fpmath=sse for x86.
5314 * config/i386/ssemath.h: New.
5316 * doc/install.texi (--with-fpmath=sse): Documented.
5318 2010-02-26 Richard Guenther <rguenther@suse.de>
5320 PR tree-optimization/43188
5321 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5322 vector types of over-aligned element type.
5324 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5328 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5330 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5332 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5334 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5336 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5337 * var-tracking.c: Include diagnostic.h.
5338 (debug_dv): New function.
5339 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5342 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5343 (add_value_chain, add_value_chains, remove_value_chain,
5344 remove_value_chains): Handle DEBUG_EXPRs.
5345 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5348 * regcprop.c (struct queued_debug_insn_change): New type.
5349 (struct value_data_entry): Add debug_insn_changes field.
5350 (struct value_data): Add n_debug_insn_changes field.
5351 (debug_insn_changes_pool): New variable.
5352 (free_debug_insn_changes, apply_debug_insn_changes,
5353 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5354 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5355 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5357 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5359 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5360 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5361 changes, call cprop_find_used_regs via note_stores.
5362 (copyprop_hardreg_forward): When copying vd from predecessor
5363 which has any queued DEBUG_INSN changes, make sure the pointers are
5364 cleared. At the end call df_analyze and then if there are any
5365 DEBUG_INSN changes queued at the end of some basic block for still
5366 live registers, apply them.
5367 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5369 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5371 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5374 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5376 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5377 targets. Set the default with_cpu/with_arch from arch/cpu.
5378 Allow x86-64 and native for with_cpu/with_arch.
5380 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5382 * ebitmap.c: Change calls to verify_popcount with calls to
5383 sbitmap_verify_popcount.
5384 (ebitmap_clear_bit): Fixed map->cacheindex test and
5385 map>cache update when bit clearing results in an empty
5388 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5391 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5392 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5393 and support both V2DF and V2DI modes.
5394 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5395 support both V2DF and V2DI modes.
5396 (general): Delete trailing whitespace from a few patterns.
5398 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5399 V2DF/V2DI interleave high/low builtins.
5401 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5404 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5405 interleave high/low functions.
5407 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5409 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5410 #pragma extern_prefix.
5412 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5415 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5416 BLKmode, assert op0 is a MEM and just adjust its mode.
5419 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5420 if bitpos isn't multiple of mode's bitsize.
5422 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5424 * c.opt (-ftemplate-depth=): New.
5425 (-ftemplate-depth-): Deprecate.
5426 * optc-gen.awk: Handle -ftemplate-depth=.
5427 * opth-gen.awk: Likewise.
5428 * c-opts.c (c_common_handle_option): Likewise.
5429 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5431 2010-02-24 Jason Merrill <jason@redhat.com>
5433 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5435 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5437 * cfg.c (alloc_aux_for_block): Remove inline.
5438 (alloc_aux_for_edge): Likewise.
5440 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5442 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5444 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5446 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5447 * config/i386/sol2-gas.h: New file.
5448 * config.gcc (i[34567]86-*-solaris2*): Use it.
5450 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5453 * c-typeck.c (ep_convert_and_check): New.
5454 (build_conditional_expr): Use it.
5455 (build_binary_op): Likewise.
5457 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5459 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5462 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5463 bounds even for -O+.
5464 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5465 expr needs to have DECL_NAME set.
5467 2010-02-24 Nick Clifton <nickc@redhat.com>
5469 * config/mep/mep.c: Include gimple.h.
5470 (mep_function_uses_sp): Delete unused function.
5471 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5472 parameters. Use unsigned integers to count args. Return a
5473 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5475 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5478 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5479 greater or equal to nelt instead of 2 * nelt.
5480 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5483 2010-02-23 Jason Merrill <jason@redhat.com>
5486 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5487 in cfun->local_decls even if they have register types.
5490 * stor-layout.c (place_field): Don't warn about unnecessary
5491 DECL_PACKED if the type is packed.
5493 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5497 GOTOFF relocs, even when the base reg isn't pic pointer.
5499 2010-02-23 Michael Matz <matz@suse.de>
5502 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5503 (expand_gimple_basic_block): Generate and use debug temps if there
5504 are debug uses left after the last real use of TERed ssa names.
5505 Unlink debug immediate uses when they are expanded.
5507 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5510 * config/i386/i386.c (override_options): Reorganise to provide
5511 better error messages.
5513 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5516 * graphite-scop-detection.c (create_single_exit_edge): Move
5517 the call to find_single_exit_edge to....
5518 (create_sese_edges): ...here. Don't handle multiple edges
5519 exiting the function.
5520 (build_graphite_scops): Don't handle multiple edges
5521 exiting the function.
5523 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5526 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5527 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5529 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5532 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5534 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5537 * c-typeck.c (convert_arguments): Print declaration location.
5538 * c-common.c (validate_nargs): Rename as
5539 builtin_function_validate_nargs.
5540 (check_builtin_function_arguments): Update.
5542 2010-02-22 Richard Guenther <rguenther@suse.de>
5545 * tree-inline.c (declare_return_variable): Use the type of
5546 the call stmt lhs if available.
5548 2010-02-22 Duncan Sands <baldrick@free.fr>
5550 * passes.c (register_pass): Always consider all pass lists when
5551 ref_pass_instance_number is zero.
5553 2010-02-22 Richard Guenther <rguenther@suse.de>
5555 PR tree-optimization/42749
5556 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5557 parameter. Do arithmetic in the original type.
5558 (update_accumulator_with_ops): Likewise.
5559 (adjust_accumulator_values): Adjust.
5561 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5563 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5564 (QI to BLKmode splitter): New splitter.
5566 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5569 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5571 2010-02-22 Richard Guenther <rguenther@suse.de>
5573 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5575 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5577 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5578 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5579 ($(T)crti.o, $(T)crtn.o): Remove rules.
5581 2010-02-21 Tobias Burnus <burnus@net-b.de>
5584 * doc/invoke.texi (-fassociative-math): Document that this
5585 option is automatically enabled for Fortran.
5587 2010-02-20 David S. Miller <davem@davemloft.net>
5589 * configure.ac: Test if linker and assembler properly support
5590 GOTDATA_OP relocations.
5591 * configure: Rebuild.
5592 * config.in: Likewise.
5593 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5594 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5595 (movsi_high_pic): Likewise.
5596 (movdi_lo_sum_pic): Likewise.
5597 (movdi_high_pic): Likewise.
5598 (movsi_pic_gotdata_op): New pattern.
5599 (movdi_pic_gotdata_op): Likewise.
5600 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5601 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5603 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5606 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5607 attribute to ssemul.
5608 (xop_mulv2div2di3_high): Ditto.
5610 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5613 * c.opt (Wconversion-null): New option.
5614 * doc/invoke.texi (Wconversion-null): Document.
5616 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5618 * common.opt (Wlarger-than-): Add Undocumented.
5620 2010-02-19 Mike Stump <mikestump@comcast.net>
5622 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5624 2010-02-19 Jason Merrill <jason@redhat.com>
5627 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5628 * configure: Likewise.
5630 2010-02-20 Alan Modra <amodra@gmail.com>
5633 * cgraph.h (cgraph_make_decl_local): Declare.
5634 * cgraph.c (cgraph_make_decl_local): New function.
5635 (cgraph_make_node_local): Use it.
5636 * cgraphunit.c (cgraph_function_versioning): Likewise.
5637 * ipa.c (function_and_variable_visibility): Likewise.
5639 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5642 * except.c (sjlj_emit_function_enter): Don't call
5643 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5645 * rtl.h (add_reg_br_prob_note): Remove prototype.
5647 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5650 * c-common.c (conversion_warning): Remove widening conversions
5651 before checking the conversion of integers to reals.
5653 2010-02-19 Mike Stump <mikestump@comcast.net>
5656 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5659 * cgraphunit.c (process_function_and_variable_attributes): Check
5660 DECL_PRESERVE_P instead of looking up attribute "used".
5661 * ipa-pure-const.c (check_decl): Likewise.
5662 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5663 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5664 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5665 instead of attribute "used".
5666 * config/sol2-c.c (solaris_pragma_init): Likewise.
5667 (solaris_pragma_fini): Likewise.
5669 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5671 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5672 Use XCNEW instead of xcalloc.
5673 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5674 XNEW instead of xmalloc.
5675 (get_fields): Use XNEWVEC instead of xmalloc.
5678 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5679 populate vars array.
5680 (create_new_general_access): For debug stmts just reset value.
5681 (get_stmt_accesses): For accesses within debug stmts just record them
5682 using add_access_to_acc_sites instead of preventing the peeling or
5683 counting them as accesses.
5686 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5688 2010-02-19 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/42916
5691 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5694 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5696 * configure.ac: Replace all uses of changequote in macro arguments
5697 with proper quoting.
5699 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5702 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5704 2010-02-19 Richard Guenther <rguenther@suse.de>
5706 PR tree-optimization/42944
5707 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5708 test for aliasing with errno.
5710 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5713 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5714 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5715 * dojump.c: Include output.h.
5716 (inv): New inline function.
5717 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5718 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5719 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5720 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5721 argument, pass it down to other calls.
5722 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5723 add REG_BR_PROB note to the conditional jump.
5724 * cfgexpand.c (add_reg_br_prob_note): Removed.
5725 (expand_gimple_cond): Don't call it, add the probability
5726 as last argument to jumpif_1/jumpifnot_1.
5727 * Makefile.in (dojump.o): Depend on output.h.
5728 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5730 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5731 * stmt.c (do_jump_if_equal): Likewise.
5732 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5733 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5734 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5736 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5737 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5738 jumpifnot_1 callers.
5739 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5741 (store_expr): Adjust jumpifnot caller.
5742 (store_constructor): Adjust jumpif caller.
5745 * gimplify.c (gimple_boolify): For __builtin_expect call
5746 gimple_boolify also on its first argument.
5748 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5750 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5752 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5753 * configure: Regenerated.
5755 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5757 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5758 lang_hooks.types_compatible_p instead of comptypes.
5760 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5762 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5763 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5764 if __prefer_thumb__ is defined.
5766 2010-02-18 Martin Jambor <mjambor@suse.cz>
5768 PR tree-optimization/43066
5769 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5770 array with zero-sized element type.
5772 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5774 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5775 rtx, allocate struct var_loc_node here and return it to the
5776 caller, and only if it is actually needed.
5777 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5778 move it earlier and return immediately if it returns NULL.
5780 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5782 * config/sparc/gas.h: New file. Restore
5783 TARGET_ASM_NAMED_SECTION to its ELF default.
5784 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5786 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5787 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5788 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5789 after sparc/sysv4.h.
5791 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5793 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5795 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5797 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5798 patterns from predicated pattern.
5800 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5803 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5804 for insn mnemonic suffix.
5806 2010-02-17 Richard Guenther <rguenther@suse.de>
5808 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5811 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5814 * caller-save.c (save_call_clobbered_regs): If BB ends with
5815 a DEBUG_INSN, move any notes in between last real insn and the last
5816 DEBUG_INSN after the last DEBUG_INSN.
5818 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5820 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5821 Fix return type. Fix argument type. Explain meaning of return value.
5823 2010-02-16 Richard Guenther <rguenther@suse.de>
5825 PR tree-optimization/41043
5826 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5827 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5829 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5831 2010-02-16 Ira Rosen <irar@il.ibm.com>
5833 PR tree-optimization/43074
5834 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5835 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5836 vectorizable cycles in hybrid SLP check.
5837 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5839 2010-02-16 Richard Guenther <rguenther@suse.de>
5841 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5842 (true_dependence): If memrefs_conflict_p computes must-alias
5843 trust it. Move TBAA check after offset-based disambiguation.
5844 (canon_true_dependence): Likewise.
5846 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5848 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5849 * doc/invoke.texi: Document it.
5850 * var-tracking.c: Include toplev.h and params.h.
5851 (vt_find_locations): Return bool indicating success. Compute
5852 hash sizes unconditionally. Check new parameter, report.
5853 (variable_tracking_main_1): Check vt_find_locations results and
5854 retry. Renamed from...
5855 (variable_tracking_main): ... this. New wrapper to preserve
5856 flag_var_tracking_assignments.
5857 * Makefile.in (var-tracking.o): Adjust dependencies.
5859 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5860 Jakub Jelinek <jakub@redhat.com>
5863 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5864 if weak_import attribute is present.
5865 * config/darwin.c (machopic_select_section): Likewise.
5867 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5869 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5870 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5871 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5872 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5874 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5877 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5880 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5881 Rewrite text to refer to the names.
5883 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5885 * config/i386/i386-builtin-types.def
5886 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5887 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5888 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5889 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5890 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5891 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5892 IX86_BUILTIN_VPERMIL2PS256.
5893 (MULTI_ARG_4_DF2_DI_I): Defined.
5894 (MULTI_ARG_4_DF2_DI_I1): Defined.
5895 (MULTI_ARG_4_SF2_SI_I): Defined.
5896 (MULTI_ARG_4_SF2_SI_I1): Defined.
5897 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5898 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5899 __builtin_ia32_vpermil2ps256.
5900 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5901 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5902 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5903 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5904 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5905 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5906 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5907 CODE_FOR_xop_vpermil2v8sf3.
5908 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5909 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5910 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5911 (_mm256_permute2_pd): New.
5912 (_mm_permute2_ps): New.
5913 (_mm256_permute2_ps): New.
5915 2010-02-15 Nick Clifton <nickc@redhat.com>
5917 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5918 boolean parameters. Use emit_jump_insn when emitting a pop
5919 instruction containing a return insn.
5920 (push): Use 'true' rather than '1' as second parameter to F.
5921 (h8300_expand_prologue): Likewise.
5922 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5923 (h8300_expand_epilogue): Likewise.
5925 2010-02-15 Richard Guenther <rguenther@suse.de>
5928 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5931 2010-02-15 Nick Clifton <nickc@redhat.com>
5933 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5936 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5938 * intl.c (fake_ngettext): New function.
5939 * intl.h (fake_ngettext): Declare.
5940 (ngettext): Define macro.
5941 * collect2.c (notice_translated): New function.
5942 (main): Use notice_translated and ngettext.
5943 * collect2.h (notice_translated): Declare.
5945 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5947 * reorg.c (delete_computation): Comment fixes.
5948 * caller-save.c (setup_save_areas): Idem.
5949 * sel-sched-dump.c (dump_lv_set): Idem.
5952 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5954 * config/s390/s390.c (s390_sched_init): New function.
5955 (TARGET_SCHED_INIT): Target hook defined.
5957 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5958 Jack Howarth <howarth@bromo.med.uc.edu>
5959 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5962 Partial revert of unintended change in fix for PR41605.
5963 * config/darwin.h: Fix typo.
5964 * config/darwin9.h: Same.
5966 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5968 * c-pch.c (pch_init): Clear v.
5970 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5973 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5974 graphite_can_represent_init for MULT_EXPR.
5976 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5980 * graphite-sese-to-poly.c (remove_phi): New.
5981 (translate_scalar_reduction_to_array): Call remove_phi.
5983 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5986 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5987 * graphite-clast-to-gimple.h (gloog): Update declaration.
5988 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5989 * graphite-poly.h (struct poly_bb): Add missing comments.
5990 (struct scop): Add poly_scop_p field.
5992 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5993 * graphite.c (graphite_transform_loops): Build the polyhedral
5994 representation for each scop before code generation.
5995 * sese.c (rename_variables_in_operand): Removed.
5996 (rename_variables_in_expr): Return the renamed expression.
5997 (rename_sese_parameters): New.
5998 * sese.h (rename_sese_parameters): Declared.
6000 2010-02-11 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/42998
6003 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6004 POINTER_PLUS_EXPR properly.
6006 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6007 Changpeng Fang <changpeng.fang@amd.com>
6010 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6011 the cost of an IV candidate when the IV is used in a test against zero.
6013 * gcc.dg/tree-ssa/ivopts-3.c: New.
6015 2010-02-11 Richard Guenther <rguenther@suse.de>
6018 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6019 pointer-vs-decl case by swapping refs. Handle some cases
6020 of pointer-vs-decl disambiguations more conservatively.
6021 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6022 to false after expanding.
6024 2010-02-11 Richard Guenther <rguenther@suse.de>
6027 * gcc.c (process_command): Handle LTO file@offset case more
6030 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6032 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6033 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6035 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6037 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6038 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6039 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6040 Optimize eq/ne comparisons when both arguments are known to be
6042 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6043 Don't mask operands unnecessarily if they are known to be already
6046 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6048 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6051 2010-02-10 Richard Guenther <rguenther@suse.de>
6053 PR tree-optimization/43017
6054 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6055 for wrapping signed arithmetic.
6057 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6060 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6061 if no debug info should be emitted for it.
6063 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6065 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6066 note when flag_exceptions is set.
6068 2010-02-10 Duncan Sands <baldrick@free.fr>
6070 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6072 2010-02-10 Richard Guenther <rguenther@suse.de>
6075 * tree.c (get_unwidened): Handle constants.
6076 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6078 2010-02-10 Martin Jambor <mjambor@suse.cz>
6081 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6082 check for variable argument counts independently.
6084 2010-02-10 Christian Bruel <christian.bruel@st.com>
6087 * config/sh/sh.c (find_barrier): Increase length for non delayed
6088 conditional branches.
6090 2010-02-10 Christian Bruel <christian.bruel@st.com>
6092 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6094 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6096 * builtins.c (set_builtin_user_assembler_name): Also handle
6097 ffs if int is smaller than word.
6099 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6102 * ira-conflicts.c (get_dup): Remove.
6103 (process_reg_shuffles): Add new parameter. Use it as an
6104 additional guard for copy generation.
6105 (add_insn_allocno_copies): Rewrite.
6107 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6109 * common.opt (fsched2-use-traces): Preserved for backward
6111 * doc/invoke.texi: Remove the documentation about option
6112 -fsched2-use-traces.
6113 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6114 flag_sched2_use_traces.
6115 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6116 the backward compatibility flag section.
6118 2010-02-09 Richard Guenther <rguenther@suse.de>
6120 PR tree-optimization/43008
6121 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6122 make HEAP variables initialized from global memory if they
6123 are not known builtin functions.
6124 (find_func_aliases): Adjust.
6126 2010-02-09 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/43000
6129 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6130 arithmetic manually.
6132 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6134 PR tree-optimization/42931
6135 * tree-loop-linear.c (try_interchange_loops): Don't call
6136 double_int_mul if estimated_loop_iterations failed.
6138 2010-02-08 Martin Jambor <mjambor@suse.cz>
6141 * tree-sra.c (build_accesses_from_assign): Do not mark in
6142 should_scalarize_away_bitmap if stmt has volatile ops.
6143 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6146 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6148 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6150 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6152 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6155 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6158 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6160 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6163 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6164 to unknown_dependence.
6165 (graphite_legal_transform_dr): Handle the unknown_dependence.
6166 (graphite_carried_dependence_level_k): Same.
6168 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6170 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6172 2010-02-07 Richard Guenther <rguenther@suse.de>
6175 * expr.c (get_inner_reference): Always initialize *pbitsize.
6177 2010-02-07 Richard Guenther <rguenther@suse.de>
6180 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6181 new ARRAY_REFs on variable size element or minimal index arrays.
6183 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6184 gimple_fold_indirect_ref.
6186 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6189 * arm.c (arm_override_options): Just return if the user has specified
6190 an invalid fpu name.
6192 2010-02-03 Jason Merrill <jason@redhat.com>
6195 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6196 i386_pe_maybe_record_exported_symbol.
6198 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6201 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6202 (pa_delegitimize_address): New function.
6204 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6206 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6207 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6209 2010-02-05 Richard Guenther <rguenther@suse.de>
6212 * lto-streamer-in.c (get_resolution): Deal with references
6213 to undefined functions.
6215 2010-02-05 Richard Guenther <rguenther@suse.de>
6217 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6218 (fold_const_aggregate_ref): Likewise.
6219 (ccp_fold_stmt): Substitute loads.
6220 (maybe_fold_reference): Verify types before substituting.
6222 (fold_gimple_assign): Unshare properly.
6223 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6225 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6227 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6228 for rs6000_gen_cell_microcode.
6230 2010-02-04 Richard Guenther <rguenther@suse.de>
6232 PR rtl-optimization/42952
6233 * dse.c (const_or_frame_p): Remove MEM handling.
6235 2010-02-04 Nick Clifton <nickc@redhat.com>
6237 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6238 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6239 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6240 (mn10300_asm_output_mi_thunk): New function.
6241 (mn10300_can_output_mu_thunk): New function.
6242 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6243 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6244 (FUNCTION_ARG): Delete incorrect comment.
6246 2010-02-03 Jason Merrill <jason@redhat.com>
6249 * fold-const.c (operand_equal_p): Handle erroneous types.
6251 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6253 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6255 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6257 PR rtl-optimization/42941
6258 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6261 2010-02-03 Jason Merrill <jason@redhat.com>
6264 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6266 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6269 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6270 (cselib_reset_table): Renamed from...
6271 (cselib_reset_table_with_next_value): ... this.
6272 (cselib_get_next_uid): Renamed from...
6273 (cselib_get_next_unknown_value): ... this.
6274 * cselib.c (next_uid): Renamed from...
6275 (next_unknown_value): ... this.
6276 (cselib_clear_table): Adjust.
6277 (cselib_reset_table): Adjust. Renamed from...
6278 (cselib_reset_table_with_next_value): ... this.
6279 (cselib_get_next_uid): Adjust. Renamed from...
6280 (cselib_get_next_unknown_value): ... this.
6281 (get_value_hash): Use hash.
6282 (cselib_hash_rtx): Likewise.
6283 (new_cselib_val): Adjust. Set and dump uid.
6284 (cselib_lookup_mem): Pass next_uid as hash.
6285 (cselib_subst_to_values): Likewise.
6286 (cselib_log_lookup): Dump uid.
6287 (cselib_lookup): Pass next_uid as hash. Adjust.
6288 (cselib_process_insn): Adjust.
6289 (cselib_init): Initialize next_uid.
6290 (cselib_finish): Adjust.
6291 (dump_cselib_table): Likewise.
6292 * dse.c (canon_address): Dump value uid.
6293 * print-rtl.c (print_rtx): Print value uid.
6294 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6296 (dv_uid): New function, sort of renamed from...
6297 (dv_htab_hash): ... this, reimplemented in terms of it and...
6298 (dv_uid2hash): ... this. New.
6299 (variable_htab_eq): Drop excess assertions.
6300 (tie_break_pointers): Removed.
6301 (canon_value_cmp): Compare uids.
6302 (variable_post_merge_New_vals): Print uids.
6303 (vt_add_function_parameters): Adjust.
6304 (vt_initialize): Reset table. Adjust.
6306 2010-02-03 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/42944
6309 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6310 (call_may_clobber_ref_p_1): Likewise. Properly handle
6311 malloc and calloc clobbering errno.
6313 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6315 * doc/invoke.texi: Fix name of sched1 dump.
6317 * opts.c (decode_options): Set flag_tree_switch_conversion
6318 only conditionally on optimize >= 2.
6320 * gcse.c: Assorted comment fixes in pass description.
6322 2010-02-03 Anthony Green <green@moxielogic.com>
6324 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6325 nop padding in order to maintain alignment of storage location of
6326 target function address.
6327 (moxie_trampoline_init): Store target function address at newly
6329 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6331 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6333 2010-02-03 Richard Guenther <rguenther@suse.de>
6336 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6338 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6340 * config.gcc: Reenable check for obsolete targets.
6341 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6342 mips-sgi-irix6.[0-4]*.
6344 2010-02-02 Nick Clifton <nickc@redhat.com>
6346 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6347 constant size of 4 as being the same as 0.
6348 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6349 can take values in the range 0..4.
6351 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6354 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6355 as _darwin10_Unwind_FindEnclosingFunction().
6356 * libgcc-libsystem.ver: New.
6358 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6361 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6362 implicitly set registers.
6364 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6366 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6367 (arm_override_options): Allow automatic selection of the thread
6368 pointer register if thumb2.
6369 (legitimize_pic_address): Improve code sequences for Thumb2.
6370 (arm_call_tls_get_addr): Likewise.
6371 (legitimize_tls_address): Likewise.
6372 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6373 (pic_load_addr_32bit): ... this. New named pattern.
6374 * thumb2.md (pic_load_addr_thumb2): Delete.
6375 (pic_load_dot_plus_four): Delete.
6376 (tls_load_dot_plus_four): New named pattern.
6378 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6381 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6382 Document fix for TLS bug.
6384 2010-01-31 Richard Guenther <rguenther@suse.de>
6386 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6387 conservatively correct.
6389 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6393 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6395 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6397 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6399 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6401 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6403 * config.gcc: Adjust order of makefile fragments for mingw targets.
6405 2010-01-31 Richard Guenther <rguenther@suse.de>
6408 * gimplify.c (gimplify_init_constructor): For volatile LHS
6409 initialize a temporary.
6411 2010-01-31 Matthias Klose <doko@ubuntu.com>
6413 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6415 * configure: Regenerate.
6417 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6419 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6420 the same alias set and their sizes different constantness.
6421 (aliasing_component_refs_p): Revert 2009-10-24 change.
6423 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6425 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6428 2010-01-29 Richard Guenther <rguenther@suse.de>
6430 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6431 Assert we successfully updated the call.
6433 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6435 PR rtl-optimization/42889
6436 * df.h (df_set_bb_dirty_nonlr): New prototype.
6437 * df-core.c (df_set_bb_dirty_nonlr): New function.
6438 * df-scan.c (df_insn_rescan): Call it instead of
6439 df_set_bb_dirty for DEBUG_INSNs.
6441 2010-01-29 Richard Guenther <rguenther@suse.de>
6444 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6445 quadratic behavior in most cases.
6447 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6451 in the call to gen_x86_movsicc_0_m1.
6453 2010-01-28 Richard Guenther <rguenther@suse.de>
6455 PR tree-optimization/42871
6456 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6458 2010-01-28 Richard Guenther <rguenther@suse.de>
6460 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6461 into call arguments.
6463 2010-01-28 Richard Guenther <rguenther@suse.de>
6466 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6467 the forwarder if the destination is an EH landing pad.
6469 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6471 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6472 block list passed to gimple_duplicate_sese_tail.
6473 (parallelize_loops): Avoid parallelization when the function
6475 Avoid parallelization when the preheader is IRREDUCIBLE.
6476 Try to optimize when estimated_loop_iterations_int is unresolved.
6477 Add the loop's location to the dump file.
6478 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6479 (gimple_duplicate_sese_tail): Remove the check for the latch.
6480 Redirect nexits to the exit block.
6481 Remove handling of the incoming edges to the latch.
6482 Redirect the backedge from the copied latch to the exit bb.
6484 2010-01-28 Michael Matz <matz@suse.de>
6487 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6488 Wrap force_reg into a sequence, emit it before user.
6490 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6492 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6494 (arm_legacy_rev): Likewise.
6495 (thumb_legacy_rev): Likewise.
6497 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6499 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6500 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6501 on MEM's address failed, try avoid_constant_pool_reference and
6502 recurse if it returned something different.
6503 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6504 address, try avoid_constant_pool_reference and recurse if it
6505 returned something different.
6506 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6507 address and avoid_constant_pool_reference returned something
6508 different, don't set have_address.
6510 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6513 * var-tracking.c (val_store): Add modified argument, obey it.
6515 (count_uses): Move down logging of main.
6516 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6517 don't need resolution.
6518 (emit_notes_in_bb): Likewise.
6520 2010-01-27 Richard Guenther <rguenther@suse.de>
6523 * tree-inline.c (remap_decl): Delay remapping of SSA name
6524 default definitions until we need them.
6526 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6528 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6529 (rs6000_delegitimize_address): New function.
6531 * config/s390/s390.c (s390_delegitimize_address): Call
6532 delegitimize_mem_from_attrs.
6535 * tree-inline.c (cannot_copy_type_1): Removed.
6536 (copy_forbidden): Don't forbid copying of functions containing
6537 records/unions with variable length fields.
6539 2010-01-27 Christian Bruel <christian.bruel@st.com>
6543 * config/sh/sh.c (find_barrier): Increase length for non delayed
6544 conditional branches.
6546 2010-01-27 Matthias Klose <doko@ubuntu.com>
6548 * configure.ac (gnu-unique-object): Fix ldd version check.
6549 * configure: Regenerate.
6551 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6553 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6555 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6556 Test for HAVE_GNU_AS value.
6558 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6560 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6561 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6562 INT64_TYPE): Define.
6563 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6564 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6565 INT_LEAST64_TYPE): Define.
6566 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6567 UINT_LEAST64_TYPE): Define.
6568 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6569 INT_FAST64_TYPE): Define.
6570 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6571 UINT_FAST64_TYPE): Define.
6572 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6573 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6574 (SIG_ATOMIC_TYPE): Define.
6576 2010-01-26 Richard Guenther <rguenther@suse.de>
6578 * df-scan.c (df_scan_set_bb_info): Remove assert.
6579 (df_insn_rescan_debug_internal): Merge asserts.
6580 (df_install_ref): Likewise.
6581 (df_mark_reg): Use bitmap_set_range.
6582 (df_hard_reg_used_p): Remove assert.
6583 (df_hard_reg_used_count): Likewise.
6585 2010-01-26 Richard Guenther <rguenther@suse.de>
6587 PR rtl-optimization/42685
6588 * web.c (web_main): Ignore DEBUG_INSNs.
6590 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6592 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6594 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6595 Fix types of fndecl and arglist parameters.
6597 2010-01-26 Richard Guenther <rguenther@suse.de>
6600 * tree-eh.c (unsplit_eh): Skip debug insns.
6602 2010-01-26 Richard Guenther <rguenther@suse.de>
6604 PR tree-optimization/42250
6605 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6607 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6610 * omp-low.c (expand_omp_sections): Only use single_pred if
6611 l2_bb is single_pred_p.
6613 2010-01-25 Christian Bruel <christian.bruel@st.com>
6616 * config/sh/sh.c (find_barrier): Increase length for non delayed
6617 conditional branches.
6618 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6620 2010-01-24 David S. Miller <davem@davemloft.net>
6622 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6623 define if not using GAS.
6624 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6625 Likewise. Delete SECTION_MERGE code, which is only applicable
6628 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6631 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6632 mangling of va_list in system headers.
6634 2010-01-23 Toon Moene <toon@moene.org>
6636 * tree-predcom.c (combine_chains): Return NULL, not false.
6638 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6640 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6641 initialization of variable res to agree with return type.
6643 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6645 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6646 * tree-sra.c: Add include of expr.h.
6648 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6650 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6651 insert the debug stmt on the single non-EH edge from the stmt.
6653 2010-01-22 Richard Henderson <rth@redhat.com>
6656 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6657 the RHS until after generate_subtree_copies has insertted its
6658 code before the current statement.
6660 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6662 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6664 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6666 2010-01-21 Martin Jambor <mjambor@suse.cz>
6668 PR tree-optimization/42585
6669 * tree-sra.c (struct access): New field grp_total_scalarization.
6670 (dump_access): Dump the new field.
6671 (should_scalarize_away_bitmap): New variable.
6672 (cannot_scalarize_away_bitmap): Likewise.
6673 (sra_initialize): Allocate new bitmaps.
6674 (sra_deinitialize): Free new bitmaps.
6675 (create_access_1): New function.
6676 (create_access): Parts moved to create_access_1.
6677 (type_consists_of_records_p): New function.
6678 (completely_scalarize_record): Likewise.
6679 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6680 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6681 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6683 (analyze_all_variable_accesses): Completely scalarize small eligible
6686 2010-01-21 Martin Jambor <mjambor@suse.cz>
6688 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6690 2010-01-21 Andrew Haley <aph@redhat.com>
6692 * gcc.c (process_command): Move lang_specific_driver before
6693 setting cc_libexec_prefix.
6695 2010-01-21 Richard Guenther <rguenther@suse.de>
6698 * fold-const.c (negate_expr_p): Pretend only negative
6699 real constants are easily negatable.
6701 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6702 Jason Merrill <jason@redhat.com>
6704 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6705 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6706 * calls.c (initialize argument_information): Handle it.
6707 * c-common.c (handle_transparent_union_attribute): Use new name.
6708 * c-decl.c (finish_struct): Ditto.
6709 * c-typeck.c (type_lists_compatible_p): Ditto.
6710 (convert_for_assignment): Use new name and also handle record.
6711 * function.c (aggregate_value_p): Handle it.
6712 (pass_by_reference): Ditto.
6713 (assign_parm_data_types): Ditto.
6714 * print-tree.c (print_node): Ditto.
6715 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6716 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6717 * tree.c (first_field): New fn.
6719 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6722 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6723 even when linking statically, for now.
6725 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6728 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6729 without a cselib val.
6730 (count_uses): Accept MO_VAL_SET with no val on stores.
6731 (add_stores): Likewise.
6733 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6735 * var-tracking.c (check_value_val): Add a compile time assertion.
6736 (dv_is_decl_p): Simplify.
6737 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6738 gcc_assert if ENABLE_CHECKING.
6740 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6743 * var-tracking.c: Include tree-flow.h.
6744 (mem_dies_at_call): New.
6745 (dataflow_set_preserve_mem_locs): Use it.
6746 (dataflow_set_remove_mem_locs): Likewise.
6747 (dump_var): Renamed from dump_variable. Adjust all callers.
6748 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6749 * Makefile.in (var-tracking.o): Adjust deps.
6751 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6753 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6755 2010-01-20 Richard Guenther <rguenther@suse.de>
6757 PR tree-optimization/42717
6758 * tree-ssa-dce.c (get_live_post_dom): Remove.
6759 (forward_edge_to_pdom): Take an arbitrary edge to copy
6760 degenerate PHI args from.
6761 (remove_dead_stmt): Use the first post-dominator even if it
6762 does not contain live statements as redirection destination.
6764 2010-01-20 Richard Guenther <rguenther@suse.de>
6766 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6768 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6770 * sel-sched.c (create_speculation_check): Remove set but not used
6772 (try_transformation_cache): Remove set but not used variable ds.
6773 (calculate_privileged_insns): Remove set but not used variables
6774 cur_insn and min_spec_insn.
6775 (find_best_expr): Remove set but not used variable avail_n.
6776 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6778 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6780 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6781 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6784 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6787 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6788 cpu types. Add support for *-sse3 cpu types.
6789 (x86_64-*-*): Ditto.
6791 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6794 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6795 argument, call initializer_constant_valid_p_1 instead of
6796 initializer_constant_valid_p, pass CACHE to it, return NULL
6797 immediately if first call returns NULL.
6798 (initializer_constant_valid_p_1): New function.
6799 (initializer_constant_valid_p): Use it.
6801 2010-01-20 Thomas Quinot <quinot@adacore.com>
6803 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6805 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6807 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6808 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6809 (loc_list_from_tree): Don't handle unsigned division. Handle
6810 signed modulo using DW_OP_{over,over,div,mul,minus}.
6811 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6812 modulo instead of signed.
6814 2010-01-20 DJ Delorie <dj@redhat.com>
6816 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6818 (h8300_emit_stack_adjustment): Propogate it.
6820 (h8300_expand_prologue): Likewise.
6821 (h8300_expand_epilogue): Likewise.
6823 2010-01-19 Michael Matz <matz@suse.de>
6825 PR tree-optimization/41783
6826 * tree-data-ref.c (toplevel): Include flags.h.
6827 (dump_data_dependence_relation): Also dump the inputs if the
6828 result will be unknown.
6829 (split_constant_offset_1): Look through some conversions.
6830 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6831 the offset from last element is too large.
6832 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6833 (reassociate_to_the_same_stmt): Handle vector registers.
6834 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6836 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6837 wide_prolog_niters argument, emit widening instructions.
6838 (vect_do_peeling_for_alignment): Adjust caller, use widened
6839 variant of the iteration cound.
6840 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6842 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6845 * config/arm/neon-testgen.m (emit_automatics): New parameter
6846 features. Adjust for Fixed_return_reg feature.
6847 (test_intrinsic): Call emit_automatics with new feature.
6848 * config/arm/neon.ml: Update copyright years.
6849 (features): New Fixed_return_reg feature.
6850 (ops): Update feature for Vget_low.
6852 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6854 PR tree-optimization/42719
6855 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6859 * fwprop.c (all_uses_available_at): Return false if def_set dest
6860 is a REG that is used in def_insn.
6862 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6864 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6866 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6869 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6871 * target.h (struct gcc_target) <secondary_reload>: Change type
6872 of last argument to secondary_reload_info *.
6874 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6877 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6878 memory references with unaligned offsets. Remove CQImode handling.
6879 (unaligned_memory_operand): Return 1 for memory references with
6880 unaligned offsets. Remove CQImode handling.
6882 2010-01-18 Richard Guenther <rguenther@suse.de>
6885 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6888 2010-01-18 Richard Guenther <rguenther@suse.de>
6890 PR tree-optimization/42781
6891 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6892 restrict processing only if the original variable was artificial.
6894 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6896 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6897 find number of popped argument bytes.
6899 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6900 Fix the text that describes the return value for invalid insns.
6902 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6904 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6905 Clarify what 'cost of the -dependence' is. Fix quoting.
6907 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6908 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6910 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6912 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6913 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6915 2010-01-17 Richard Guenther <rguenther@suse.de>
6918 * function.c (split_complex_args): Take a VEC to modify.
6919 (assign_parms_augmented_arg_list): Build a VEC instead of
6920 a chain of PARM_DECLs.
6921 (assign_parms_unsplit_complex): Take a VEC of arguments.
6922 Do not fixup unmodified parms.
6923 (assign_parms): Deal with the VEC.
6924 (gimplify_parameters): Likewise.
6926 2010-01-17 Richard Guenther <rguenther@suse.de>
6928 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6929 node existence check.
6930 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6931 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6932 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6933 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6934 (gimple_execute_on_growing_pred): Likewise.
6936 2010-01-17 Richard Guenther <rguenther@suse.de>
6938 PR tree-optimization/42773
6939 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6940 (compute_antic_aux): Likewise.
6941 (compute_partial_antic_aux): Likewise.
6943 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6946 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6949 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6951 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6954 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6955 Fix markup for strict argument.
6957 (TARGET_SCHED_REORDER2): Fix argument types.
6959 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6960 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6962 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6963 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6965 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6968 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6969 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6970 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6971 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6972 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6974 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6976 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6978 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6979 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6981 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6983 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6986 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6988 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6989 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6991 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6993 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
6995 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
6996 referring to it. Fix language.
6998 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7000 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7002 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7004 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7006 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7007 '@var{stream}. Remove stray 'and'.
7009 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7011 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7013 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7015 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7016 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7018 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7019 Fix description of return value.
7020 Rename argument "sz" to "len."
7022 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7023 Clarify meaning of 'true' return value.
7025 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7027 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7028 rep_mode versus mode_rep.
7030 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7032 (TARGET_BUILTIN_DECL): Fix name.
7034 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7036 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7038 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7040 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7042 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7044 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7047 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7048 Rename argument tm_fn to md_fn.
7050 (TARGET_OPTION_PRINT): Fix argument list.
7052 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7055 * config/i386/i386.c (ix86_fixup_binary_operands):
7056 Revert FMA4 fixup of operands.
7058 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7061 * Makefile.in (write_entries_to_file, install-plugin):
7062 Use \012 instead of \n with tr.
7064 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7066 * configure.ac (HAVE_AS_REF): New C macro.
7067 * configure: Regenerate.
7068 * config.in: Likewise.
7069 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7071 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7074 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7076 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7078 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7080 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7082 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7084 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7086 (TARGET_BINDS_LOCAL_P): Fix argument type.
7088 (TARGET_ASM_FILE_END): Use prototype.
7090 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7092 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7094 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7096 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7098 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7099 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7101 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7102 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7104 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7105 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7106 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7107 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7109 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7111 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7113 (TARGET_INIT_BUILTINS): Use prototype.
7115 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7116 Put 'const char *' in braces. Fix parameter types.
7117 (TARGET_INVALID_CONVERSION): Fix parameter types.
7118 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7119 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7121 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7124 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7126 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7128 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7130 * doc/tm.texi (TARGET_HELP): Fix return type.
7132 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7133 in braces. Fix argument types.
7135 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7137 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7139 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7141 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7142 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7144 (TARGET_MANGLE_TYPE): Fix argument types.
7146 (TARGET_IRA_COVER_CLASSES): Use prototype.
7148 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7150 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7152 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7154 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7156 (TARGET_CALLEE_COPIES): Fix argument types.
7158 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7160 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7162 (TARGET_FUNCTION_VALUE): Fix argument types.
7164 (TARGET_RETURN_IN_MSB): Fix argument type.
7166 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7168 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7170 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7172 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7173 agree with return type.
7175 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7177 2010-01-15 Jing Yu <jingyu@google.com>
7179 PR rtl-optimization/42691
7180 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7181 a pseudo to a constant and are merged, and adjust comments.
7183 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7185 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7187 2010-01-15 Richard Guenther <rguenther@suse.de>
7190 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7191 labels of computed or non-local gotos to the destination.
7192 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7193 landing pad label is the first label.
7195 2010-01-15 Richard Guenther <rguenther@suse.de>
7197 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7199 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7202 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7203 to allow generation of the xssqrtdp instruction on power7.
7204 (sqrtdf2_fpr): Ditto.
7206 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7209 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7210 functions with noreturn attribute.
7213 * varasm.c (declare_weak): Add weak attribute to decl if it
7214 doesn't have one already.
7215 (assemble_external): Only add decls to weak_decls if they also
7216 have weak attribute.
7218 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7220 * var-tracking.c (var_reg_delete): Don't delete the association
7221 between REGs and values or one-part variables if the register
7224 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7227 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7228 because its first operand is a non-localized variable.
7230 2010-01-14 Martin Jambor <mjambor@suse.cz>
7232 PR tree-optimization/42706
7233 * tree-sra.c (encountered_recursive_call): New variable.
7234 (encountered_unchangable_recursive_call): Likewise.
7235 (sra_initialize): Initialize both new variables.
7236 (callsite_has_enough_arguments_p): New function.
7237 (scan_function): Call decl and flags check only for IPA-SRA, check
7238 whether there is a recursive call and whether it has enough arguments.
7239 (all_callers_have_enough_arguments_p): New function.
7240 (convert_callers): Look for recursive calls only when
7241 encountered_recursive_call is set.
7242 (ipa_early_sra): Bail out either if
7243 !all_callers_have_enough_arguments_p or
7244 encountered_unchangable_recursive_call.
7246 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7248 * sel-sched.c: Add 2010 to copyright years.
7249 * sel-sched-ir.c: Likewise.
7250 * sel-sched-ir.h: Likewise.
7252 2010-01-14 Martin Jambor <mjambor@suse.cz>
7254 PR tree-optimization/42714
7255 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7256 constructors specially.
7258 2010-01-14 Andi Kleen <ak@linux.intel.com>
7260 * config/i386/drivers-i386.c (detect_caches_intel):
7261 Add l2sizekb parameter and fill in.
7262 (host_detect_local_cpu): Add l2sizekb, fill in.
7263 Add Atom small cache heuristic.
7265 2010-01-14 Andi Kleen <ak@linux.intel.com>
7267 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7268 Add level3 parameter and fill in.
7269 (detect_caches_intel): Handle level3 cache.
7271 2010-01-14 Andi Kleen <ak@linux.intel.com>
7273 * config/i386/drivers-i386.c (host_detect_local_cpu):
7274 Fix core duo detection.
7276 2010-01-14 Andi Kleen <ak@linux.intel.com>
7278 * config/i386/drivers-i386.c (host_detect_local_cpu):
7281 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7283 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7284 (rs6000_variable_issue_1): this. Use...
7285 (rs6000_variable_issue): here. Reimplement. Print debug info.
7287 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7289 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7290 sel_restore_notes. Update all callers. Call reemit_notes
7293 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7295 PR rtl-optimization/42246
7296 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7299 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7301 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7302 all successors is the same as number of successors in current region.
7304 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7306 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7307 to rename is not separable. Otherwise check that its LHS is not NULL.
7309 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7311 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7313 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7315 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7316 available registers when failed to discover LHS register class.
7317 Fix indentation. Update comment.
7319 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7320 Alexander Monakov <amonakov@ispras.ru>
7322 PR rtl-optimization/42389
7323 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7325 (advance_state_on_fence): Likewise.
7326 (sel_target_adjust_priority): Print debug output only when
7327 sched_verbose >= 4, not 2.
7328 (get_expr_cost): Do not issue all unique insns on the next cycle.
7329 (fill_insns): Initialize can_issue_more from the value saved
7331 * sel-sched-ir.c (flist_add): New parameter issue_more.
7332 Init FENCE_ISSUE_MORE with it.
7333 (merge_fences): Likewise.
7334 (init_fences): Update call to flist_add.
7335 (add_to_fences, add_clean_fence_to_fences)
7336 (add_dirty_fence_to_fences): Likewise.
7337 (move_fence_to_fences): Update call to merge_fences.
7338 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7340 * sel-sched-ir.h (struct _fence): New field issue_more.
7341 (FENCE_ISSUE_MORE): New accessor macro.
7343 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7345 PR rtl-optimization/42388
7346 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7347 that have no predecessors nor successors. Do not call move_bb_info
7348 for empty blocks outside of current region.
7350 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7352 PR rtl-optimization/42294
7353 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7354 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7355 originators' originators.
7357 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7359 PR rtl-optimization/39453
7360 PR rtl-optimization/42246
7361 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7363 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7365 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7366 Alexander Monakov <amonakov@ispras.ru>
7369 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7370 (maybe_tidy_empty_bb): ... here. Make static. Add new
7371 argument. Update all callers.
7372 (tidy_control_flow): ... and here. Recompute topological order
7373 of basic blocks in region if necessary.
7374 (sel_redirect_edge_and_branch): Change return type. Return true
7375 if topological order might have been invalidated.
7376 (purge_empty_blocks): Export and move from...
7377 * sel-sched.c (purge_empty_blocks): ... here.
7378 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7379 (maybe_tidy_empty_bb): Delete prototype.
7380 (purge_empty_blocks): Declare.
7382 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7384 PR rtl-optimization/42249
7385 * sel-sched.c (try_replace_dest_reg): When chosen register
7386 and original register is the same, do not bail out early, but
7387 still check all original insns for validity of replacing destination
7388 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7391 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7394 Port from no-undefined-overflow branch:
7395 2009-03-09 Richard Guenther <rguenther@suse.de>
7397 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7399 2010-01-14 Richard Guenther <rguenther@suse.de>
7402 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7404 2010-01-14 Ira Rosen <irar@il.ibm.com>
7406 PR tree-optimization/42709
7407 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7408 as scalar type in creation of constant vector operand.
7410 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7413 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7414 (check-parallel-%): Match `testsuite' directory component only
7417 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7419 PR translation/39521
7420 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7423 2010-01-13 Richard Guenther <rguenther@suse.de>
7425 PR tree-optimization/42730
7426 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7429 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7432 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7433 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7436 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7438 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7439 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7440 ___umulsi3_highpart.
7442 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7443 rather than schedule_insns if the pass is enabled.
7445 2010-01-13 Martin Jambor <mjambor@suse.cz>
7447 PR tree-optimization/42704
7448 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7451 2010-01-13 Martin Jambor <mjambor@suse.cz>
7453 PR tree-optimization/42703
7454 * tree-sra.c (analyze_access_subtree): Check that we can build a
7455 reference to the original data within the aggregate.
7457 2010-01-13 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/42705
7460 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7462 2010-01-13 Richard Guenther <rguenther@suse.de>
7465 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7467 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7470 * var-tracking.c (values_to_unmark): New variable.
7471 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7472 values_to_unmark vector. Moved body to...
7473 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7474 instead queue it into values_to_unmark vector.
7475 (vt_find_locations): Free values_to_unmark vector.
7477 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7479 * config/s390/s390.c (override_options): Set
7480 default of max-pending-list-length to 256
7482 2010-01-13 Richard Guenther <rguenther@suse.de>
7485 * tree-pass.h (PROP_gimple_lcx): New.
7486 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7487 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7488 before the final cleanup_eh.
7489 (dump_properties): Dump PROP_gimple_lcx.
7490 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7491 (tree_lower_complex_O0): Remove.
7492 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7493 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7494 tree_lower_complex, schedule TODO_update_ssa.
7495 * lto-streamer-out.c (output_function): Stream the functions
7497 * lto-streamer-in.c (input_function): Likewise.
7498 (lto_read_body): Do not override them here.
7500 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7503 * c-typeck.c (build_c_cast): Fold value cast to union type before
7504 wrapping it in a CONSTRUCTOR.
7506 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7508 PR rtl-optimization/42699
7509 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7512 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7514 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7515 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7516 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7517 SUBTARGET_WARN_UNUSED_SPEC): ... here
7518 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7520 2010-01-12 Julian Brown <julian@codesourcery.com>
7522 * config/arm/neon-schedgen.ml (Utils): Don't try to
7523 open missing module.
7524 (find_with_result): New.
7526 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7529 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7530 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7532 PR tree-optimization/42645
7533 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7534 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7535 decl_map, set processing_debug_stmt to -1 and return name without
7538 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7540 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7541 binutils version, and reword target configuration description.
7543 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7545 * config/avr/avr.h (LINKER_NAME): Remove.
7547 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7550 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7551 that support VSX, warn for -mno-altivec if vsx is not disabled,
7554 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7555 Shujing Zhao <pearly.zhao@oracle.com>
7557 PR translation/42469
7558 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7559 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7560 character between option name and help text.
7561 * c.opt (imultilib): Likewise.
7563 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7565 * lto-streamer-out.c (output_unreferenced_globals): Output static
7568 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7570 PR rtl-optimization/42621
7571 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7572 optimizing for size.
7573 (duplicate_computed_gotos): Remove now-redundant check.
7575 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7578 * configure.ac: Save and restore LDFLAGS and LIBS
7579 * configure: Regenerate.
7581 2010-01-10 Richard Guenther <rguenther@suse.de>
7584 * builtins.c (fold_builtin_strlen): Add type argument and
7585 convert the resulting length to it.
7586 (fold_builtin_1): Adjust.
7588 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7590 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7591 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7593 (num_insns_constant_wide): Adjust for that change.
7595 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7598 * web.c (union_defs): Add used argument, to combine uses of
7600 (entry_register): Adjust type and tests of used argument.
7601 (web_main): Widen used for new use. Pass it to union_defs.
7602 * df.h (union_defs): Adjust prototype.
7604 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7607 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7608 uses in new incoming argument. Free body.
7609 (reset_debug_uses_in_loop): New.
7610 (analyze_insn_to_expand_var): Call the latter if the former found
7611 anything. Fix whitespace. Reject invalid dest overlaps before
7612 going through all insns in the loop.
7614 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7617 * haifa-sched.c (dying_use_p): Debug insns don't count.
7619 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7622 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7623 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7624 (verify_gimple_call): Reject LHS in noreturn calls.
7626 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7630 * tree-vect-loop-manip.c (adjust_info): New type.
7631 (adjust_vec): New pointer to vector.
7632 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7633 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7634 (slpeel_update_phis_for_duplicate_loop): Use them.
7635 (slpeel_update_phi_nodes_for_guard1): Likewise.
7636 (slpeel_update_phi_nodes_for_guard2): Likewise.
7637 (slpeel_tree_peel_loop_to_edge): Likewise.
7638 (vect_update_ivs_after_vectorizer): Likewise.
7640 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7642 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7643 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7647 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7648 bogus uninitialized warning.
7650 2010-01-09 Richard Guenther <rguenther@suse.de>
7653 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7654 the evolution is compatible with the initial condition.
7656 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7658 * gcc.c (process_command): Update copyright notice dates.
7659 * gcov.c (print_version): Likewise.
7660 * gcov-dump.c (print_version): Likewise.
7661 * mips-tfile.c (main): Likewise.
7662 * mips-tdump.c (main): Likewise.
7664 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7667 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7669 (rotlhi3_8): Delete.
7671 (rotlsi3_8): Delete.
7672 (rotlsi3_16): Delete.
7673 (rotlsi3_24): Delete.
7675 (*rotw<mode>3): New.
7676 (*rotb<mode>3): New.
7677 * config/avr/avr.c (avr_rotate_bytes): New function.
7678 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7680 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7683 * configure.ac: Modify -rdynamic check.
7684 * configure: Regenerate.
7686 2010-01-08 DJ Delorie <dj@redhat.com>
7688 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7689 register popping order.
7691 2010-01-08 Richard Guenther <rguenther@suse.de>
7694 * c.opt (fsigned-char): Also let LTO handle this option.
7695 (funsigned-char): Likewise.
7697 2010-01-07 Richard Guenther <rguenther@suse.de>
7699 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7700 (gimple_op): Likewise.
7701 (gimple_op_ptr): Likewise.
7702 (gimple_assign_set_lhs): Remove gcc_assert.
7703 (gimple_assign_set_rhs1): Likewise.
7704 (gimple_assign_set_rhs2): Likewise.
7705 (gimple_call_set_lhs): Likewise.
7706 (gimple_call_set_fn): Likewise.
7707 (gimple_call_set_fndecl): Likewise.
7708 (gimple_call_fndecl): Likewise.
7709 (gimple_call_return_type): Likewise.
7710 (gimple_call_set_chain): Likewise.
7711 (gimple_call_num_args): Likewise.
7712 (gimple_call_set_arg): Likewise.
7713 (gimple_cond_set_code): Likewise.
7714 (gimple_cond_set_lhs): Likewise.
7715 (gimple_cond_set_rhs): Likewise.
7716 (gimple_cond_set_true_label): Likewise.
7717 (gimple_cond_set_false_label): Likewise.
7718 (gimple_label_set_label): Likewise.
7719 (gimple_goto_set_dest): Likewise.
7720 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7721 (gimple_debug_bind_get_value): Likewise.
7722 (gimple_debug_bind_get_value_ptr): Likewise.
7723 (gimple_debug_bind_set_var): Likewise.
7724 (gimple_debug_bind_set_value): Likewise.
7725 (gimple_debug_bind_reset_value): Likewise.
7726 (gimple_debug_bind_has_value_p): Likewise.
7727 (gimple_return_retval_ptr): Remove gcc_assert.
7728 (gimple_return_retval): Likewise.
7729 (gimple_return_set_retval): Likewise.
7730 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7731 (safe_referenced_var_iterator): Remove.
7732 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7733 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7734 (fill_referenced_var_vec): Remove.
7735 (first_readonly_imm_use): Remove redundant gcc_assert.
7736 (phi_arg_index_from_use): Combine gcc_asserts.
7737 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7738 (first_imm_use_stmt): Remove redundant gcc_assert.
7739 * tree-cfg.c (verify_gimple_call): Verify function and chain
7740 operands. Verify arguments.
7741 (verify_types_in_gimple_stmt): Verify condition code and labels.
7743 2010-01-07 Richard Guenther <rguenther@suse.de>
7745 PR tree-optimization/42641
7746 * sese.c (rename_map_elt_info): Use the SSA name version, do
7749 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7751 PR tree-optimization/42625
7752 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7753 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7755 2010-01-07 Duncan Sands <baldrick@free.fr>
7757 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7759 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7762 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7763 note itself is not function_invariant_p.
7765 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7767 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7768 Do not add the DF_NOTE problem.
7769 * store-motion.c (execute_rtl_store_motion): Likewise.
7771 2010-01-07 Martin Jambor <mjambor@suse.cz>
7773 PR tree-optimization/42157
7774 * tree-sra.c (compare_access_positions): Stabilize sort if both
7775 accesses have integer types, return zero immediately if they are the
7778 2010-01-06 Richard Henderson <rth@redhat.com>
7781 * haifa-sched.c (add_to_note_list): Merge into ...
7782 (concat_note_lists): ... here, and ...
7783 (unlink_other_notes, rm_other_notes): Merge into...
7784 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7785 NOTE_INSN_EPILOGUE_BEG.
7787 2010-01-06 Richard Guenther <rguenther@suse.de>
7789 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7790 not inline regular functions into always-inline functions.
7792 2010-01-06 Nick Clifton <nickc@redhat.com>
7794 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7795 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7797 (OVERRIDE_OPTIONS): Delete.
7798 (OPTIMIZATION_OPTIONS): Define.
7799 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7800 * config/rx/rx.c (rx_handle_option): Issue an error message if
7801 -mcpu=rx200 and -fpu are used together.
7802 (rx_set_optimization_options): New function. Issue an error
7803 message if an optimization attribute attempts to reset the FPU/
7804 math optimization pairing.
7805 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7806 * config/rx/rx.opt: Set the default to 32-bit doubles.
7807 * config/rx/t-rx: Add multilibs for -nofpu option.
7808 * doc/invoke.texi: Update documentation of RX options.
7810 2010-01-06 Richard Guenther <rguenther@suse.de>
7812 * tree-ssa-pre.c (name_to_id): New global.
7813 (alloc_expression_id): Simplify SSA name handling.
7814 (lookup_expression_id): Likewise.
7815 (init_pre): Zero name_to_id.
7816 (fini_pre): Free it.
7818 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7820 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7822 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/sse.md (smaxv2di3): New.
7826 (umaxv2di3): Likewise.
7827 (sminv2di3): Likewise.
7828 (uminv2di3): Likewise.
7830 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7833 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7834 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7835 (legitimize_tls_address): Likewise.
7836 (sparc_tls_referenced_p): Likewise.
7837 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7838 and adjust calls to legitimize_pic_address.
7839 (legitimate_constant_p) Use sparc_tls_referenced_p.
7840 (legitimate_pic_operand_p): Likewise.
7841 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7842 (sparc_tls_symbol_ref_1): Delete.
7843 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7844 (legitimize_tls_address): Make static, handle CONST patterns.
7845 (legitimize_pic_address): Make static, remove unused parameter and
7846 adjust recursive calls.
7847 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7848 and adjust call to legitimize_pic_address.
7849 (sparc_output_mi_thunk): Likewise.
7851 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7852 H.J. Lu <hongjiu.lu@intel.com>
7855 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7856 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7857 operands to make them signed.
7860 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7863 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7864 GTU to GT for V4SI and V2DI.
7866 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7867 (umin<mode>3): Removed.
7869 (uminv4si3): Likewise.
7871 2010-01-05 Martin Jambor <mjambor@suse.cz>
7873 PR tree-optimization/42462
7874 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7875 current_function_decl to helper functions and macros.
7877 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7880 * flags.h: Don't include real.h.
7881 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7882 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7883 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7884 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7885 * dominance.c: Update copyright.
7886 * gimple.c (walk_gimple_op): Remove inline.
7887 * tree-ssa-reassoc.c: Include real.h.
7888 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7889 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7891 2010-01-05 Nick Clifton <nickc@redhat.com>
7893 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7894 register to push into the stack frame when the accumulator has to
7895 be saved during interrupts.
7897 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7899 * doc/invoke.texi: Remove the documentation about option
7901 * common.opt (Wunreachable-code): Preserved for backward
7903 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7904 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7905 the backward compatibility flag section.
7907 2010-01-05 Richard Guenther <rguenther@suse.de>
7909 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7911 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7914 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7916 PR tree-optimization/42508
7917 * tree-sra.c (convert_callers): Check for recursive call
7918 by comparing cgraph nodes instead of decls.
7919 (modify_function): Call ipa_modify_formal_parameters also
7920 on all same_body aliases.
7922 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7923 cgraph nodes when checking for same_body aliases.
7925 2010-01-05 Richard Guenther <rguenther@suse.de>
7927 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7928 allocation and lookup.
7929 (get_or_alloc_expr_for_constant): Likewise.
7930 (phi_translate): Sink allocation.
7932 2010-01-04 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7935 a new entry only if needed.
7936 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7937 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7939 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7941 (phi_translate): Handle CONSTANTs early.
7943 2010-01-04 Martin Jambor <mjambor@suse.cz>
7945 PR tree-optimization/42398
7946 * tree-sra.c (struct access): Removed flag grp_different_types.
7947 (dump_access): Do not dump the removed flag.
7948 (sort_and_splice_var_accesses): Do not set the removed flag.
7949 (sra_modify_expr): Check for type compatibility directly.
7951 2010-01-04 Martin Jambor <mjambor@suse.cz>
7953 PR tree-optimization/42366
7954 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7955 edges with variable number of parameters.
7956 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7957 flag instead of asserting it.
7958 (ipa_read_node_info): Read uses_analysis_done flag.
7960 2010-01-04 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7963 iterative_hash_* as intended.
7964 (vn_reference_compute_hash): Likewise. Simplify hashing
7966 (vn_reference_lookup_2): Likewise.
7967 (vn_nary_op_compute_hash): Likewise.
7968 (vn_phi_compute_hash): Likewise.
7969 (expressions_equal_p): Remove strange code.
7970 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7971 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7972 (bitmap_insert_into_set_1): Take value-id as parameter.
7973 (add_to_value): Pass it.
7974 (bitmap_insert_into_set): Likewise.
7975 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7977 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7980 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7981 (do_self_spec): For switches with SWITCH_IGNORE set set also
7982 SWITCH_IGNORE_PERMANENTLY.
7983 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7986 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7988 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7989 tree of an unreferenced global var.
7991 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7994 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7995 GTU to GT for V4SI and V2DI.
7997 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7998 (umin<mode>3): Removed.
8000 (uminv4si3): Likewise.
8002 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8005 * collect2.c (main): Turn on trace in collect2 if -v is passed
8008 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8010 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8011 description of expression operand.
8013 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8015 * configure.ac: Add install-html to target_list for Make-hooks.
8016 * configure: Regenerate.
8017 * fortran/Make-lang.in (F95_HTMLFILES): New.
8018 (fortran.html): Use it.
8019 (fortran.install-html): New.
8020 * Makefile.in (install-html): Add lang.install-html.
8021 * java/Make-lang.in (JAVA_HTMLFILES): New.
8022 (java.html): Use it.
8023 (java.install-html): New.
8024 * objc/Make-lang.in (objc.install-html): New.
8025 * objcp/Make-lang.in (obj-c++.install-html): New.
8026 * cp/Make-lang.in (c++.install-html): New.
8027 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8028 * lto/Make-lang.in (lto.install-html): New.
8030 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8033 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8035 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8037 PR rtl-optimization/41862
8038 * store-motion.c (store_killed_in_insn, compute_store_table,
8039 remove_reachable_equiv_notes, replace_store_insn,
8040 build_store_vectors): Ignore all DEBUG_INSNs.
8042 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8045 * common.opt: Add dumpdir.
8047 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8049 (option_map): Add --dumpdir.
8051 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8053 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8055 * opts.c (decode_options): Try dump_dir_name first if
8056 dump_base_name isn't an absolute path.
8057 (common_handle_option): Handle OPT_dumpdir.
8059 * toplev.c (dump_dir_name): New.
8060 (print_switch_values): Also ignore -dumpdir.
8062 * toplev.h (dump_dir_name): New.
8064 2010-01-03 Richard Guenther <rguenther@suse.de>
8066 PR tree-optimization/42589
8067 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8068 double-word expansion of bswap32.
8070 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8072 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8073 with BLOCK_FOR_INSN.
8074 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8075 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8076 noce_process_if_block): Likewise.
8077 * gcse.c (compute_local_properties, insert_expr_in_table,
8078 insert_set_in_table, canon_list_insert, find_avail_set,
8079 pre_insert_copy_insn): Likewise.
8081 * basic-block.h (BLOCK_NUM): Move from here...
8082 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8084 2010-01-03 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/42438
8087 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8088 contains_may_not_return_call flag.
8089 (BB_MAY_NOTRETURN): New.
8090 (valid_in_sets): Trapping nary operations are not valid
8091 in blocks that may not return.
8092 (insert_into_preds_of_block): Remove check for trapping expressions.
8093 (compute_avail): Compute also BB_MAY_NOTRETURN.
8095 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8097 * doc/invoke.texi: Add 2010 to copyright years.
8099 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8101 * config/sparc/sparc.c: Fix formatting nits.
8103 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8104 Alexander Monakov <amonakov@ispras.ru>
8106 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8108 2010-01-02 Richard Guenther <rguenther@suse.de>
8111 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8112 (simplify_switch_using_ranges): Mark to be removed edges
8115 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8117 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8119 * collect2.c (scan_libraries): Add missing argument in call to
8122 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8125 * config/alpha/predicates.md (aligned_memory_operand): Return false
8127 (unaligned_memory_operand): Return true for CQImode.
8128 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8129 doesn not cross aligned SImode word boundary.
8131 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8133 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8135 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8136 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8138 2010-01-02 Richard Guenther <rguenther@suse.de>
8141 * toplev.c (compile_file): Emit LTO marker properly. Change
8143 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8145 2010-01-01 Richard Guenther <rguenther@suse.de>
8148 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8150 2010-01-01 Richard Guenther <rguenther@suse.de>
8153 * c-decl.c (grokdeclarator): For zero-size arrays force
8154 structural equality checks as layout_type does.
8156 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8158 * builtins.c: Update copyright to 2010.
8160 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8163 * lto-streamer-out.c (produce_asm): Revert the last change.
8164 (copy_function): Likewise.
8166 * lto-streamer.c (lto_get_section_name): Skip any leading
8169 2010-01-01 Richard Guenther <rguenther@suse.de>
8172 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8176 Copyright (C) 2010 Free Software Foundation, Inc.
8178 Copying and distribution of this file, with or without modification,
8179 are permitted in any medium without royalty provided the copyright
8180 notice and this notice are preserved.