1 2010-05-04 Jan Hubicka <jh@suse.cz>
3 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
4 * cgraphbuild.c: Include ipa-utils.h
5 (record_reference_ctx): New struct.
6 (record_reference): Simplify to work on initializers; not statements.
7 (mark_address, mark_load, mark_store): New.
8 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
10 (record_references_in_initializer): Update use of record_reference.
11 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
14 2010-05-04 Jan Hubicka <jh@suse.cz>
16 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
17 node will be removed anyway.
18 (lto_varpool_replace_node): Allow also unanalyzed nodes;
19 relink aliases of node into prevailing node.
20 * varpool.c (varpool_remove_node): Remove aliases properly;
21 when removing node, remove all its aliases too; remove DECL_INITIAL
22 of removed node; ggc_free the varpool node.
24 2010-05-04 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/43879
27 * tree-ssa-structalias.c (alias_get_name): Use
28 DECL_ASSEMBLER_NAME if available.
29 (create_function_info_for): Return the varinfo node.
30 (ipa_pta_execute): Associate same-body aliases and extra names
31 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
33 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
35 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
38 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
41 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
42 only if HONOR_REG_ALLOC_ORDER is not defined.
44 2010-05-04 Richard Guenther <rguenther@suse.de>
46 PR tree-optimization/43949
47 * tree-vrp.c (extract_range_from_binary_expr): Only handle
50 2010-04-26 Jason Merrill <jason@redhat.com>
52 * c.opt (-fstrict-enums): New.
53 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
55 2010-05-03 David Ung <davidu@mips.com>
56 James E. Wilson <wilson@codesourcery.com>
58 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
59 emit the trap instruction before the divide for TUNE_74K.
61 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
63 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
64 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
65 based on the above, for new target hook.
67 * hooks.c (hook_bool_mode_true): New generic hook.
68 * hooks.h (hook_bool_mode_true): Add prototype.
70 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
72 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
73 target hook, set to hook_bool_mode_false.
74 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
75 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
76 with targetm.small_register_classes_for_mode_p.
77 (find_reusable_reload): Likewise.
78 (combine_reloads): Likewise.
79 * reload1.c (reload_as_needed): Likewise.
80 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
81 * ifcvt.c (noce_process_if_block, check_cond_move_block,
82 dead_or_predicable): Likewise.
83 * regmove.c (optimize_reg_copy_1): Likewise.
84 * calls.c (prepare_call_address): Likewise.
85 (precompute_register_parameters): Likewise.
87 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
89 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
90 implementation of the hook that considers all register classes
91 small except for SH64.
92 (sh_override_options): Use the new hook.
93 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
96 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
98 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
99 implementation of the hook that considers all register classes
101 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
104 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
106 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
107 implementation of the hook that considers all register classes
109 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
112 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
114 * config/m32c/m32c.h: Likewise.
115 * config/pdp11/pdp11.h: Likewise.
116 * config/avr/avr.h: Likewise.
117 * config/xtensa/xtensa.h: Likewise.
118 * config/m68hc11/m68hc11.h: Likewise.
119 * config/mn10300/mn10300.h: Likewise.
120 * config/mcore/mcore.h: Likewise.
121 * config/h8300/h8300.h: Likewise.
122 * config/bfin/bfin.h: Likewise.
124 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
125 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
127 2010-05-03 Anatoly Sokolov <aesok@post.ru>
129 * double-int.h (tree_to_double_int): Remove macro.
130 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
131 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
132 (tree_to_double_int): New function.
133 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
135 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
137 2010-05-03 Richard Guenther <rguenther@suse.de>
139 PR tree-optimization/43971
140 * tree-ssa-structalias.c (get_constraint_for_1): Fix
141 constraints in the !flag_delete_null_pointer_checks case.
143 2010-05-03 Jakub Jelinek <jakub@redhat.com>
146 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
147 result mode matches original rtl mode.
149 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
152 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
154 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
156 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
157 when processing flag options.
159 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
161 * gcov-iov.c (main): Change format string placeholder
162 from %#08x to 0x%08x.
163 * genchecksum.c (dosum): Change format string placeholder
164 from %#02x to 0x%02x.
166 2010-05-02 Richard Guenther <rguenther@suse.de>
168 PR tree-optimization/43879
169 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
171 2010-05-02 Bruno Haible <bruno@clisp.org>
173 * doc/extend.texi (Function Attributes): Fix a typo.
175 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
178 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
179 placeholder from 0x%x to %#x.
180 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
181 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
182 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
183 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
184 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
185 * config/i386/i386.c (ix86_target_string): Ditto.
186 * config/i386/i386.c (output_pic_addr_const): Ditto.
187 (print_operand): Ditto.
189 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
191 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
192 placeholder from 0x%x to %#x.
193 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
194 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
195 (ASM_OUTPUT_DEBUG_DATA): Ditto.
196 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
197 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
198 * optc-gen.awk: Ditto.
199 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
200 (HOST_WIDE_INT_PRINT_HEX): Ditto.
201 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
202 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
204 2010-05-01 Anatoly Sokolov <aesok@post.ru>
206 * target.h (struct calls): Add function_value_regno_p field.
207 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
208 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
209 * targhooks.c (default_function_value_regno_p): New function.
210 * targhooks.h (default_function_value_regno_p): Declare function.
211 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
212 * builtins.c. (apply_result_size): (Ditto.).
213 * combine.c. (likely_spilled_retval_p): (Ditto.).
214 * mode-switching.c. Include 'target.h'.
215 (create_pre_exit): Use function_value_regno_p hook.
216 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
217 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
218 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
220 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
221 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
222 (ix86_function_value_regno_p): Declare as static, change argument
223 type to const unsigned int.
224 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
226 2010-05-01 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/43949
229 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
231 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
233 2010-05-01 Anatoly Sokolov <aesok@post.ru>
235 * rtl.h (CONST_DOUBLE_P): Define.
236 (rtx_to_double_int): Declare.
237 * emit-rtl.c (rtx_to_double_int): New function.
238 * dwarf2out.c (insert_double): New function.
239 (loc_descriptor, add_const_value_attribute): Clean up, use
240 rtx_to_double_int and insert_double functions.
242 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
244 * doc/extend.texi (Inline): Add missing return keyword to examples.
245 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
248 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
250 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
251 the variable part of the offset as well. Use highest_pow2_factor for
252 all alignment checks.
254 2010-04-30 Richard Guenther <rguenther@suse.de>
256 PR tree-optimization/43879
257 * tree-ssa-structalias.c (type_could_have_pointers): Functions
260 2010-04-30 Jan Hubicka <jh@suse.cz>
262 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
264 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
266 2010-04-30 Jan Hubicka <jh@suse.cz>
268 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
270 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
271 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
272 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
273 cgraph_node_set_needs_ltrans_p): Remove.
275 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
277 * sdbout.c: Include vec.h, do not include varray.h.
278 (deferred_global_decls, sdbout_global_decl,
279 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
280 * toplev.c: Do not include varray.h.
281 (dump_memory_report): Do not dump VARRAY statistics.
282 * gengtype.c (open_base_file): Ignore varray.h.
283 * Makefile.in: Update for abovementioned changes.
284 Remove all traces of varray.c and varray.h.
285 * varray.c: Remove file.
286 * varray.h: Remove file.
288 2010-04-30 Jan Hubicka <jh@suse.cz>
290 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
293 2010-04-30 Jan Hubicka <jh@suse.cz>
295 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
298 2010-04-30 Richard Guenther <rguenther@suse.de>
300 * tree-ssa-structalias.c (get_constraint_for_1): Generate
301 constraints for CONSTRUCTOR.
303 2010-04-30 Richard Guenther <rguenther@suse.de>
306 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
307 first after all lowering passes.
309 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
311 * toplev.c: Include varray.h for statistics dumping.
312 * tree.h: Do not declare varray_head_tag.
313 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
314 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
315 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
316 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
317 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
318 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
319 c-common.c, c-common.h, reg-stack.c, basic-block.h,
320 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
322 * Makefile.in: Update for abovementioned changes.
324 2010-04-30 Jakub Jelinek <jakub@redhat.com>
327 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
329 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
331 * config/picochip/picochip.c (picochip_legitimize_address): Define.
332 Use this function to do machine-specific conversion.
333 (picochip_legitimize_reload_address): Likewise.
334 (picochip_legitimate_address_p): Check valid base register only if
336 (picochip_check_conditional_copy): Check for modw only if opnd is
338 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
339 to call the function in c.
340 * config/picochip/picochip-protos.h
341 (picochip_legitimize_reload_address): Define.
342 * config/picochip/picochip.md (supported_compare1): Define.
344 2010-04-30 Jan Hubicka <jh@suse.cz>
346 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
347 (cgraph_global_info): Remove inlined.
348 (LTO_cgraph_tag_names): Remove.
349 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
350 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
351 simplify cgraph tags and document.
352 (lto_output_node): Use only LTO_cgraph_unavail_node and
353 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
354 for_functions_valid, global info, process and output flags.
355 (input_overwrite_node): Initialize estimated stack size and
356 estimated growth. Do not read flags we no longer store.
357 (input_node): Likewise do not read info no longer stored.
358 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
361 2010-04-30 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/43879
364 * tree-ssa-structalias.c (get_constraint_for_1): Properly
365 handle non-zero initializers.
367 2010-04-30 Richard Guenther <rguenther@suse.de>
369 * builtins.c (fold_builtin_1): Delete free (0).
371 2010-04-29 Jan Hubicka <jh@suse.cz>
373 * gengtype.c (open_base_files): Add lto-streamer.h
374 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
375 (pass_ipa_cp): GGC collect.
376 * toplev. (compile_file): Do not output symbols.
377 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
378 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
379 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
380 * lto-section-in.c: Include ggc.h
381 (lto_new_in_decl_state): Alloc in GGC.
382 (lto_delete_in_decl_state): Likewise.
383 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
386 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
389 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
390 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
391 (HONOR_REG_ALLOC_ORDER): Describe new macro.
392 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
393 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
394 account only if HONOR_REG_ALLOC_ORDER is not defined.
395 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
396 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
398 2010-04-29 Jon Grant <04@jguk.org>
400 * collect2.c (vflag): Change type from int to bool.
402 (helpflag): New global bool.
403 (main): Set vflag and debug with boolean, not integer truth values.
404 Accept new "--help" option and output usage text if found.
405 * collect2.h (vflag): Update prototype.
408 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
411 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
413 2010-04-29 Richard Guenther <rguenther@suse.de>
416 * plugin.h (invoke_plugin_callbacks): Annotate arguments
417 with ATTRIBUTE_UNUSED.
419 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
422 * config/i386/i386.c (get_some_local_dynamic_name): Replace
423 INSN_P with NONDEBUG_INSN_P.
424 (distance_non_agu_define): Likewise.
425 (distance_agu_use): Likewise.
427 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
429 From Dominique d'Humieres <dominiq@lps.ens.fr>
431 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
434 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
436 * plugin.h (invoke_plugin_callbacks): New inline function.
437 * plugin.c (flag_plugin_added): New global flag.
438 (add_new_plugin): Initialize above flag.
439 (invoke_plugin_callbacks): Rename to ...
440 (invoke_plugin_callbacks_full): ... this.
442 2010-04-28 Jan Hubicka <jh@suse.cz>
444 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
445 (lto_varpool_replace_node): New.
446 (lto_symtab_resolve_symbols): Resolve varpool nodes.
447 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
448 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
449 * cgraph.h (varpool_node_ptr): New type.
450 (varpool_node_ptr): New vector.
451 (varpool_node_set_def): New structure.
452 (varpool_node_set): New type.
453 (varpool_node_set): New vector.
454 (varpool_node_set_element_def): New structure.
455 (varpool_node_set_element, const_varpool_node_set_element): New types.
456 (varpool_node_set_iterator): New type.
457 (varpool_node): Add prev pointers, add used_from_other_partition,
459 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
460 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
461 varpool_get_node, varpool_remove_node): Declare.
462 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
463 varpool_node_set_size): New inlines.
464 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
465 * tree-pass.h (varpool_node_set_def): Forward declare.
466 (ipa_opt_pass_d): Summary writting takes vnode sets too.
467 (ipa_write_optimization_summaries): Update prototype.
468 * ipa-cp.c (ipcp_write_summary): Update.
469 * ipa-reference.c (ipa_reference_write_summary): Update.
470 * lto-cgraph.c (lto_output_varpool_node): New static function.
471 (output_varpool): New function.
472 (input_varpool_node): New static function.
473 (input_varpool_1): New function.
474 (input_cgraph): Input varpool.
475 * ipa-pure-const.c (pure_const_write_summary): Update.
476 * lto-streamer-out.c (lto_output): Update, output varpool too.
477 (write_global_stream): Kill WPA hack.
478 (produce_asm_for_decls): Update.
479 (output_alias_pair_p): Handle variables.
480 (output_unreferenced_globals): Output only needed partition of varpool.
481 * ipa-inline.c (inline_write_summary): Update.
482 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
484 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
485 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
486 varpool_node_set_new, varpool_node_set_add,
487 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
488 debug_varpool_node_set): New functions.
489 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
490 (execute_one_pass): Process new decls too.
491 (ipa_write_summaries_2): Pass around vsets.
492 (ipa_write_summaries_1): Likewise.
493 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
495 (ipa_write_optimization_summaries_1): Pass around vsets.
496 (ipa_write_optimization_summaries): Likewise.
497 * varpool.c (varpool_get_node): New.
498 (varpool_node): Update doubly linked lists.
499 (varpool_remove_node): New.
500 (dump_varpool_node): More dumping.
501 (varpool_enqueue_needed_node): Update doubly linked lists.
502 (decide_is_variable_needed): Kill ltrans hack.
503 (varpool_finalize_decl): Kill lto hack.
504 (varpool_assemble_decl): Skip decls in other partitions.
505 (varpool_assemble_pending_decls): Update doubly linkes lists.
506 (varpool_empty_needed_queue): Likewise.
507 (varpool_extra_name_alias): Likewise.
508 * lto-streamer.c (lto_get_section_name): Add vars section.
509 * lto-streamer.h (lto_section_type): Update.
510 (output_varpool, input_varpool): Declare.
512 2010-04-28 Mike Stump <mikestump@comcast.net>
514 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
516 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
518 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
519 record or union type with RECORD_OR_UNION_TYPE_P predicate.
520 (lto_input_ts_type_tree_pointers): Likewise.
521 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
522 (lto_output_ts_type_tree_pointers): Likewise.
524 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
526 Uniquization of constants at the Tree level
527 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
528 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
530 (tree_output_constant_def): Declare.
531 * gimplify.c (gimplify_init_constructor): When using block copy, first
532 uniquize the constant constructor on the RHS.
533 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
534 DECL_IN_CONSTANT_POOL flag.
535 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
536 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
538 (assemble_variable): Deal with symbols belonging to the tree constant
540 (get_constant_section): Add ALIGN parameter and simplify.
541 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
542 (assemble_constant_contents): Use the expression of the VAR_DECL.
543 (output_constant_def_contents): Use the alignment of the VAR_DECL.
544 (tree_output_constant_def): New global function.
545 (mark_constant): Use the expression of the VAR_DECL.
546 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
548 (output_object_block): Likewise and assemble the expression.
550 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
552 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
553 hash_tree, eq_tree): New tree hash table.
554 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
555 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
556 lto_orig_address_remove): Reimplement.
558 2010-04-28 Xinliang David Li <davidxl@google.com>
561 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
562 (compute_uninit_opnds_pos): New function.
563 (is_non_loop_exit_postdominating): New function.
564 (compute_control_dep_chain): New function.
565 (find_pdom): New function.
566 (convert_control_dep_chain_into_preds): New function.
567 (find_predicates): New function.
568 (find_control_equiv_block): New function.
569 (collect_phi_def_edges): New function.
570 (find_def_preds): New function.
571 (find_dom): New function.
572 (dump_predicates): New function.
573 (get_cmp_code): New function.
574 (is_value_included_in): New function.
575 (find_matching_predicate_in_rest_chains): New function.
576 (use_pred_not_overlap_with_undef_path_pred): New function.
577 (is_use_properly_guarded): New function.
578 (normalize_cond_1): New function.
579 (is_and_or_or): New function.
580 (normalize_cond): New function.
581 (is_gcond_subset_of): New function.
582 (is_subset_of_any): New function.
583 (is_or_set_subset_of): New function.
584 (is_and_set_subset_of): New function.
585 (is_norm_cond_subset_of): New function.
586 (is_pred_expr_subset_of): New function.
587 (is_pred_chain_subset_of): New function.
588 (is_included_in): New function.
589 (is_superset_of): New function.
590 (find_uninit_use): New function.
591 (warn_uninitialized_phi): New function.
592 (compute_possibly_undefined_names): New function.
593 (ssa_undefined_value_p): New function.
594 (execute_late_warn_uninitialized): New function.
595 * tree-ssa.c (ssa_undefined_value_p): Removed.
596 (warn_uninit): Changed to extern.
597 (warn_uninitialized_phi): Removed.
598 (warn_uninitialized_vars): Changed to extern.
599 (execute_late_warn_uninitialized): Removed
600 * tree-flow.h: Add new prototypes.
601 * timevar.def: Add new time variable.
602 * Makefile.in: Add new build file.
604 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
606 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
609 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
612 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
614 2010-04-28 Martin Jambor <mjambor@suse.cz>
616 * cgraph.h (struct cgraph_node): New field indirect_calls.
617 (struct cgraph_indirect_call_info): New type.
618 (struct cgraph_edge): Removed field indirect_call. New fields
619 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
620 (cgraph_create_indirect_edge): Declare.
621 (cgraph_make_edge_direct): Likewise.
622 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
623 * ipa-prop.h (struct ipa_param_call_note): Removed.
624 (struct ipa_node_params): Removed field param_calls.
625 (ipa_create_all_structures_for_iinln): Declare.
626 * cgraph.c: Described indirect edges and uids in initial comment.
627 (cgraph_add_edge_to_call_site_hash): New function.
628 (cgraph_edge): Search also among the indirect edges, use
629 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
630 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
631 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
633 (initialize_inline_failed): Assign a reason to indirect edges.
634 (cgraph_create_edge_1): New function.
635 (cgraph_create_edge): Moved some functionality to
636 cgraph_create_edge_1.
637 (cgraph_create_indirect_edge): New function.
638 (cgraph_edge_remove_callee): Add an assert checking for
640 (cgraph_edge_remove_caller): Special-case indirect edges.
641 (cgraph_remove_edge): Likewise.
642 (cgraph_set_edge_callee): New function.
643 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
644 (cgraph_make_edge_direct): New function.
645 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
646 the declaration of the call statement matches.
647 (cgraph_node_remove_callees): Special-case indirect edges.
648 (cgraph_clone_edge): Likewise.
649 (cgraph_clone_node): Clone also the indirect edges.
650 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
651 indirect_call, dump count of indirect_calls edges.
652 * ipa-prop.c (iinlining_processed_edges): New variable.
653 (ipa_note_param_call): Create indirect edges instead of
654 creating notes. New parameter node.
655 (ipa_analyze_call_uses): New parameter node, pass it on to
657 (ipa_analyze_stmt_uses): Likewise.
658 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
659 (print_edge_addition_message): Work on edges rather than on notes.
660 (update_call_notes_after_inlining): Likewise, renamed to
661 update_indirect_edges_after_inlining.
662 (ipa_create_all_structures_for_iinln): New function.
663 (ipa_free_node_params_substructures): Do not free notes.
664 (ipa_edge_duplication_hook): Propagate bits within
665 iinlining_processed_edges bitmap.
666 (ipa_node_duplication_hook): Do not duplicate notes.
667 (free_all_ipa_structures_after_ipa_cp): Renamed to
668 ipa_free_all_structures_after_ipa_cp.
669 (free_all_ipa_structures_after_iinln): Renamed to
670 ipa_free_all_structures_after_iinln.g
671 (ipa_write_param_call_note): Removed.
672 (ipa_read_param_call_note): Removed.
673 (ipa_write_indirect_edge_info): New function.
674 (ipa_read_indirect_edge_info): Likewise.
675 (ipa_write_node_info): Do not stream notes, do stream information
677 (ipa_read_node_info): Likewise.
678 (lto_ipa_fixup_call_notes): Removed.
679 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
680 * ipa-inline.c (pass_ipa_inline): Likewise.
681 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
682 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
683 * tree-inline.c (copy_bb): Removed an unnecessary double check for
685 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
687 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
688 (output_cgraph): Stream also indirect edges.
689 (lto_output_edge): Added capability to stream indirect edges.
690 (input_edge): Likewise.
691 (input_cgraph_1): Likewise.
692 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
695 2010-04-28 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/43879
698 PR tree-optimization/43909
699 * tree-ssa-structalias.c (struct variable_info): Add
700 only_restrict_pointers flag.
701 (new_var_info): Initialize it. Increment stats.total_vars here.
702 (create_function_info_for): Do not increment stats.total_vars
704 (get_function_part_constraint): Fix build with C++.
705 (insert_into_field_list): Remove.
706 (push_fields_onto_fieldstack): Properly merge fields.
707 (create_variable_info_for): Split and simplify.
708 (create_variable_info_for_1): New piece.
709 (intra_create_variable_infos): Properly make restrict constraints
712 2010-04-28 Richard Guenther <rguenther@suse.de>
715 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
717 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
718 Jan Hubicka <hubicka@ucw.cz>
720 * doc/invoke.texi (-Wsuggest-attribute=const,
721 -Wsuggest-attribute=pure): Document.
722 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
723 (function_always_visible_to_compiler_p,
724 suggest_attribute, warn_function_pure, warn_function_const):
726 (check_call): Improve debug info.
727 (analyze_function): Do not check availability.
728 (add_new_function): Check availability.
729 (propagate): Output warnings.
730 (skip_function_for_local_pure_const): New function.
731 (local_pure_const): Use it; output warnings.
732 * common.opt (Wsuggest-attribute=const,
733 Wsuggest-attribute=pure): New.
735 2010-04-27 Jakub Jelinek <jakub@redhat.com>
737 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
738 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
739 or DW_CFA_def_cfa_offset{,_sf}.
741 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
743 * tree.h: Fix truncated long macros.
745 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
747 * collect2.c (TARGET_64BIT): Redefine to target's default.
749 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
750 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
751 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
752 for underscoring __USER_LABEL_PREFIX__.
753 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
754 (SUB_LINK_ENTRY32): New.
755 (SUB_LINK_ENTRY64): New.
756 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
757 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
758 (SUB_LINK_ENTRY64): New.
759 (SUB_LINK_ENTRY): New.
760 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
761 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
762 x64 target is choosen.
763 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
764 * configure: Regenerated.
765 * configure.ac (leading-mingw64-underscores): Option added.
767 2010-04-27 Jan Hubicka <jh@suse.cz>
769 * doc/invoke.texi (-fipa-profile): Document.
770 * opts.c (decode_options): Enable ipa-profile at -O1.
771 * timevar.def (TV_IPA_PROFILE): Define.
772 * common.opt (fipa-profile): Add.
773 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
775 (cgraph_propagate_frequency): Handle only local ones.
776 * tree-pass.h (pass_ipa_profile): Declare.
777 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
778 (pass_ipa_profile): Use TV_IPA_PROFILE.
779 * ipa.c (ipa_profile): New function.
780 (gate_ipa_profile): Likewise.
781 (pass_ipa_profile): New global variable.
782 * passes.c (pass_ipa_profile): New.
784 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
786 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
788 2010-04-27 Martin Jambor <mjambor@suse.cz>
791 * ipa.c (dissolve_same_comdat_group_list): New function.
792 (function_and_variable_visibility): Call
793 dissolve_same_comdat_group_list when comdat group contains external or
795 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
796 lists are circular and that they contain only DECL_ONE_ONLY nodes.
798 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
800 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
801 (const_hash_1) <VECTOR_CST>: New case.
802 (compare_constant) <VECTOR_CST>: Likewise.
803 <ADDR_EXPR>: Deal with LABEL_REFs.
804 (copy_constant) <VECTOR_CST>: New case.
806 2010-04-27 Jan Hubicka <jh@suse.cz>
808 * cgraph.c (cgraph_propagate_frequency): New function.
809 * cgraph.h (cgraph_propagate_frequency): Declare.
810 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
811 cgraph_propagate_frequency.
813 2010-04-27 Jakub Jelinek <jakub@redhat.com>
815 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
817 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
820 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
821 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
822 here to determine which regs to push and how much stack to reserve.
824 2010-04-27 Jie Zhang <jie@codesourcery.com>
826 * doc/gimple.texi (gimple_statement_with_ops): Remove
827 addresses_taken field.
828 (gimple_statement_with_memory_ops): Likewise.
830 2010-04-27 Jan Hubicka <jh@suse.cz>
832 * tree-inline.c (eni_inlining_weights): Remove.
833 (estimate_num_insns): Special case more builtins.
835 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
838 * c-typeck.c (build_binary_op): Move forward check for comparison
839 pointer with null pointer constant and adjust the diagnostic message.
841 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
844 * configure.ac (gcc_cv_as_section_has_align): Set if installed
845 binutils supports extended .section directive needed by LTO, or
846 warn if older binutils found.
847 (LTO_BINARY_READER): New AC_SUBST'd variable.
848 (LTO_USE_LIBELF): Likewise.
849 * gcc/config.gcc (lto_binary_reader): New target-specific configure
851 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
852 (LTO_USE_LIBELF): Likewise.
853 * configure: Regenerate.
855 * collect2.c (is_elf): Rename from this ...
856 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
857 object files in addition to ELF-formatted ones.
858 (scan_prog_file): Caller updated. Also allow for LTO info marker
859 symbol to be prefixed or not by an extra underscore.
861 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
862 * config/i386/winnt.c: Also #include lto-streamer.h
863 (i386_pe_asm_named_section): Specify 1-byte section alignment for
865 (i386_pe_asm_output_aligned_decl_common): Add comment.
866 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
868 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
871 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
872 Add missing earlyclobber for second alternative.
874 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
876 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
877 bits for artificial defs at the top of the block.
878 * fwprop.c (single_def_use_enter_block): Don't call it.
880 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
883 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
884 instead of "$gcc_cv_objdump -T".
885 Use "-undefined dynamic_lookup" on darwin.
886 * gcc/configure: Regenerate.
888 2010-04-26 Jakub Jelinek <jakub@redhat.com>
891 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
893 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
895 * c-parser.c (struct c_token): Move location field up.
896 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
897 (struct c_declspecs): Convert typespec_word, storage_class, and
898 default_int_p into bitfields.
899 (struct c_declarator): Move loc field up.
901 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
903 * cfgloop.h (struct loop): Move can_be_parallel field up.
904 * ipa-prop.h (struct ip_node_params): Move bitfields up.
905 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
907 (struct iv_cand): Convert pos field into a bitfield.
908 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
910 (struct _stmt_vec_info): Shuffle fields for better packing.
912 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
914 * varasm.c (IN_NAMED_SECTION): Remove guard.
915 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
916 (IN_NAMED_SECTION_P): ...this.
917 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
918 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
920 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
922 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
923 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
924 of shadowing it. Fix comments.
926 2010-04-26 Jan Hubicka <jh@suse.cz>
928 * cgraph.c (cgraph_create_node): Set node frequency to normal.
929 (cgraph_clone_node): Copy function frequency.
930 * cgraph.h (node_frequency): New enum
931 (struct cgraph_node): Add.
932 * final.c (rest_of_clean_state): Update.
933 * lto-cgraph.c (lto_output_node): Output node frequency.
934 (input_overwrite_node): Input node frequency.
935 * tre-ssa-loop-ivopts (computation_cost): Update.
936 * lto-streamer-out.c (output_function): Do not output function
938 * predict.c (maybe_hot_frequency_p): Update and handle functions
940 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
942 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
943 (compute_function_frequency): Set noreturn functions to be executed
945 (choose_function_section): Update.
946 * lto-streamer-in.c (input_function): Do not input function frequency.
947 * function.c (allocate_struct_function): Do not initialize function
949 * function.h (function_frequency): Remove.
950 (struct function): Remove function frequency.
951 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
952 (try_update): Update.
953 * tree-inline.c (initialize_cfun): Do not update function frequency.
954 * passes.c (pass_init_dump_file): Update.
955 * i386.c (ix86_compute_frame_layout): Update.
956 (ix86_pad_returns): Update.
958 2010-04-26 Jie Zhang <jie@codesourcery.com>
960 PR tree-optimization/43833
961 * tree-vrp.c (range_int_cst_p): New.
962 (range_int_cst_singleton_p): New.
963 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
964 when both operands are constants. Use range_int_cst_p in
967 2010-04-26 Jan Hubicka <jh@suse.cz>
969 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
971 2010-04-26 Richard Guenther <rguenther@suse.de>
974 * gimple.c (gimple_decl_printable_name): Deal gracefully
975 with a NULL DECL_NAME.
977 2010-04-26 Richard Guenther <rguenther@suse.de>
980 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
981 if emitting debug information and it is either a function
984 2010-04-26 Ira Rosen <irar@il.ibm.com>
986 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
987 determine if the statement is vectorizable, and a macro to access it.
988 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
989 Skip statements that can't be vectorized. If the analysis fails,
990 mark the statement as unvectorizable if vectorizing basic block.
991 (vect_compute_data_refs_alignment): Likewise.
992 (vect_verify_datarefs_alignment): Skip statements marked as
993 unvectorizable. Add print.
994 (vect_analyze_group_access): Skip statements that can't be
995 vectorized. If the analysis fails, mark the statement as
996 unvectorizable if vectorizing basic block.
997 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
998 * tree-vect-stmts.c (vectorizable_store): Fix the number of
999 generated stmts for SLP.
1000 (new_stmt_vec_info): Initialize the new field.
1001 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1002 statements marked as unvectorizable.
1004 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1006 * c-common.c (flag_isoc1x): New.
1007 (flag_isoc99): Update comment.
1008 * c-common.h (flag_isoc1x): New.
1009 (flag_isoc99): Update comment.
1010 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1011 __<type>_DECIMAL_DIG__.
1012 * c-opts.c (set_std_c1x): New.
1013 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1014 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1015 * c.opt (-std=c1x, -std=gnu1x): New options.
1016 * doc/cpp.texi: Mention -std=c1x.
1017 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1018 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1019 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1020 * doc/standards.texi: Mention C1X.
1021 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1022 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1023 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1026 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1029 placeholder from 0x%x to %#x.
1030 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1031 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1032 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1033 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1034 * config/i386/i386.c (ix86_target_string): Ditto.
1035 (output_pic_addr_const): Ditto.
1036 (print_operand): Ditto.
1038 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1040 * combine.c (find_split_point): Add third argument. Use it
1041 to find nested multiply-accumulate instructions. Adjust calls.
1042 (try_combine): Adjust call to find_split_point.
1044 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1046 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1048 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1050 PR tree-optimization/41442
1051 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1052 (fold_binary_loc): Call it.
1054 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1056 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1057 * opts.c (common_handle_option): Allow disabling it.
1058 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1060 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1062 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1063 between modes if both types are integral.
1065 2010-04-23 Richard Guenther <rguenther@suse.de>
1067 PR tree-optimization/43572
1068 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1070 2010-04-23 Richard Guenther <rguenther@suse.de>
1073 * tree-inline.c (tree_can_inline_p): Also check compatibility
1076 2010-04-23 Martin Jambor <mjambor@suse.cz>
1078 PR tree-optimization/43846
1079 * tree-sra.c (struct access): New flag grp_assignment_read.
1080 (build_accesses_from_assign): Set grp_assignment_read.
1081 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1082 (enum mark_read_status): New type.
1083 (analyze_access_subtree): Propagate grp_assignment_read, create
1084 accesses also if both direct_read and root->grp_assignment_read.
1086 2010-04-23 Martin Jambor <mjambor@suse.cz>
1089 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1090 function does not have type attributes.
1092 2010-04-23 Richard Guenther <rguenther@suse.de>
1095 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1098 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1100 * sese.h (create_if_region_on_edge): Remove.
1102 * sese.c (create_if_region_on_edge): Make static.
1104 * tree-inline.c: Do not include ggc.h.
1106 * expr.c: Do not include ggc.h.
1108 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1111 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1114 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1115 in the middle of insns for casesi_worker_2.
1117 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1119 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1121 2010-04-22 Ira Rosen <irar@il.ibm.com>
1123 PR tree-optimization/43842
1124 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1125 loop unrolling in update of exit phis. Fix comment.
1126 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1127 least two reduction statements in the loop before starting SLP
1130 2010-04-22 Nick Clifton <nickc@redhat.com>
1132 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1134 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1136 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1139 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1141 * tree-parloops.c (loop_parallel_p): New argument
1142 parloop_obstack. Pass it down.
1143 (parallelize_loops): New variable parloop_obstack. Initialize it,
1144 pass it down, free it.
1146 * tree-loop-linear.c (linear_transform_loops): Pass down
1149 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1150 of type struct obstack *.
1152 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1153 scratch_obstack. Initialize it, pass down, free it.
1155 * lambda.h (lambda_loop_new): Remove.
1156 (lambda_matrix_new, lambda_matrix_inverse)
1157 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1158 argument of type struct obstack *.
1160 * lambda-trans.c (lambda_trans_matrix_new): New argument
1161 lambda_obstack. Pass it down, use obstack allocation for ret.
1162 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1165 * lambda-mat.c (lambda_matrix_get_column)
1166 (lambda_matrix_project_to_null): Remove.
1167 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1169 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1172 * lambda-code.c (lambda_loop_new): New function.
1173 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1174 (lambda_compute_auxillary_space, lambda_compute_target_space)
1175 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1176 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1177 (build_access_matrix): New argument lambda_obstack. Use obstack
1179 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1180 argument lambda_obstack. Pass it down.
1182 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1184 * optabs.h (expand_widening_mult): Declare.
1186 2010-04-22 Richard Guenther <rguenther@suse.de>
1188 PR tree-optimization/43845
1189 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1190 lookup the CALL_EXPR function and arguments.
1192 2010-04-22 Nick Clifton <nickc@redhat.com>
1194 * config/stormy16/stormy16.c
1195 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1196 * config/stormy16/stormy16.h: Tidy up formatting.
1197 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1198 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1199 (ineqbranchsi): Delete pattern.
1200 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1201 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1202 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1203 stormy16-lib2-ucmpsi2.c.
1205 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1207 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1208 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1209 extra set merge_set_noclobber, and use it to relax the final test
1211 * df.h (df_simulate_find_noclobber_defs): Declare.
1212 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1214 (df_simulate_find_noclobber_defs): New function.
1216 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.md: Use {} around multi-line preparation statements.
1220 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1222 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1223 (process_init_element): New argument of type struct obstack *.
1225 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1226 (set_init_index, set_init_label, set_nonincremental_init)
1227 (set_nonincremental_init_from_string, find_init_member)
1228 (output_init_element, output_pending_init_elements)
1229 (process_init_element): New argument braced_init_obstack. Pass it
1231 (push_range_stack, add_pending_init): New argument
1232 braced_init_obstack. Use obstack allocation.
1234 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1235 braced_init_obstack. Pass it down.
1236 (c_parser_braced_init): New variables ret, braced_init_obstack.
1237 Initialize obstack, pass it down and finally free it.
1239 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1242 * tree-pass.h (pass_optimize_widening_mul): Declare.
1243 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1244 gate_optimize_widening_mul): New static functions.
1245 (pass_optimize_widening_mul): New.
1246 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1247 <case MULT_EXPR>: Remove support for widening multiplies.
1248 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1249 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1250 simplify_gen_unary rather than directly building extensions.
1251 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1253 * expmed.c (expand_widening_mult): New function.
1254 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1256 2010-04-21 Jan Hubicka <jh@suse.cz>
1258 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1259 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1260 * lto-wpa-fixup.c: Remove.
1261 * Makefile.in (lto-wpa-fixup.o): Remove.
1262 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1263 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1264 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1266 2010-04-21 Jan Hubicka <jh@suse.cz>
1268 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1269 add write_optimization_summary, read_optimization_summary.
1270 (ipa_write_summaries_of_cgraph_node_set): Remove.
1271 (ipa_write_optimization_summaries): Declare.
1272 (ipa_read_optimization_summaries): Declare.
1273 * ipa-cp.c (pass_ipa_cp): Update.
1274 * ipa-reference.c (pass_ipa_reference): Update.
1275 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1276 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1278 * ipa-inline.c (pass_ipa_inline): Update.
1279 * ipa.c (pass_ipa_whole_program): Update.
1280 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1281 * passes.c (ipa_write_summaries_1): Do not test wpa.
1282 (ipa_write_optimization_summaries_1): New.
1283 (ipa_write_optimization_summaries): New.
1284 (ipa_read_summaries): Do not test ltrans.
1285 (ipa_read_optimization_summaries_1): New.
1286 (ipa_read_optimization_summaries): New.
1288 2010-04-21 Jan Hubicka <jh@suse.cz>
1290 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1292 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1294 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1297 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1298 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1300 2010-04-21 Jan Hubicka <jh@suse.cz>
1302 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1304 2010-04-21 Jan Hubicka <jh@suse.cz>
1306 * varpool.c (decide_is_variable_needed): Variable is always needed
1309 2010-04-21 Jan Hubicka <jh@suse.cz>
1311 * opts.c (decode_options): Enable pure-const pass for whopr.
1313 2010-04-21 Jan Hubicka <jh@suse.cz>
1315 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1316 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1318 (cgraph_decide_inlining): Do not expect callee to be removed in all
1321 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1323 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1325 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1328 amdfam10_decode attributes.
1330 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1333 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1334 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1335 (lower_copyprivate_clauses): Use private var in outer
1336 context instead of original var. Make sure the types
1337 are correct for VLAs.
1339 2010-04-21 Richard Guenther <rguenther@suse.de>
1341 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1342 to non-pointer objects.
1344 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1346 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1347 last chain entry if it starts with the still current label.
1348 (add_location_or_const_value_attribute): Check that
1349 loc_list->first->next is NULL instead of comparing ->first with ->last.
1350 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1351 to add_var_loc_to_decl.
1353 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1354 >= 4 add also address size and segment size fields into CIE header.
1356 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1357 long as address size is the same as sizeof (void *) and
1359 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1360 address size or segment size is unexpected, return DW_EH_PE_omit.
1361 (classify_object_over_fdes): If get_cie_encoding returned
1362 DW_EH_PE_omit, return -1.
1363 (init_object): If classify_object_over_fdes returned -1,
1364 pretend there were no FDEs at all.
1366 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1369 bswap{si,di}2 using SWI48 mode iterator.
1370 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1371 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1372 set modrm attribute of bswap insn to 0 and remove length attribute.
1373 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1374 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1375 set mode attribute to <MODE> and remove length attribute.
1377 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1379 PR rtl-optimization/43520
1380 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1381 zero available registers.
1383 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1385 * builtins.c (fold_builtin_cproj): Fold more cases.
1387 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1389 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1390 (fold_builtin_1): Fold builtin cproj.
1391 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1392 Use ATTR_CONST_NOTHROW_LIST.
1394 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1397 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1398 ffsi2_no_cmove for !TARGET_CMOVE.
1399 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1400 (ffssi2): Remove expander.
1401 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1403 (ctz<mode>2): Ditto from ctz{si,di}2.
1404 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1406 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1409 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1411 * dwarf2out.c (AT_linkage_name): Define.
1412 (clone_as_declaration): Handle DW_AT_linkage_name.
1413 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1414 of DW_AT_MIPS_linkage_name.
1415 (move_linkage_attr): Likewise.
1416 (dwarf2out_finish): Likewise.
1418 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1421 * fold-const.c (fold_comparison): New folding rule.
1423 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1425 * double-int.h (double_int_setbit): Declare.
1426 * double-int.c (double_int_setbit): New function.
1427 * rtl.h (immed_double_int_const): Declare.
1428 * emit-rtl.c (immed_double_int_const): New function.
1429 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1430 and immed_double_int_const functions.
1431 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1432 expand_copysign_bit): (Ditto.).
1433 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1434 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1435 * dojump.c (prefer_and_bit_test): (Ditto.).
1436 * expr.c (convert_modes, reduce_to_bit_field_precision,
1437 const_vector_from_tree): (Ditto.).
1438 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1440 2010-04-20 Jan Hubicka <jh@suse.cz>
1442 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1443 (dump_cgraph_node): Dump new flags.
1444 * cgraph.h (struct cgraph_node): Add flags
1445 reachable_from_other_partition and in_other_partition.
1446 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1447 other partition can not be removed.
1448 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1449 the other partition must be output; silence sanity checking on
1450 leaking functions bodies from other paritition.
1451 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1452 (lto_output_node): Output new flags; do not sanity check that inline
1453 clones are output; drop lto_forced_extern_inline_p code; do not mock
1454 visibility flags at partition boundaries.
1455 (add_node_to): New function.
1456 (output_cgraph): Use it to sort functions so masters appear before
1458 (input_overwrite_node): Input new flags.
1459 * passes.c (ipa_write_summaries): Do not call
1460 lto_new_extern_inline_states.
1461 * lto-section-out.c (forced_extern_inline,
1462 lto_new_extern_inline_states lto_delete_extern_inline_states,
1463 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1464 * lto-streamer.h (lto_new_extern_inline_states,
1465 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1466 lto_forced_extern_inline_p): Kill.
1468 2010-04-20 Richard Guenther <rguenther@suse.de>
1470 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1471 from vars that can have pointers.
1472 (process_constraint): Dump useless constraints.
1474 2010-04-20 Richard Guenther <rguenther@suse.de>
1476 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1477 (dump_sa_points_to_info): Remove asserts.
1478 (init_base_vars): nothing_id isn't an escape point nor does it
1481 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1483 * tree.h (TYPE_REF_IS_RVALUE): Define.
1484 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1485 should_move_die_to_comdat, prune_unused_types_walk): Handle
1486 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1487 (modified_type_die, gen_reference_type_die): Emit
1488 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1489 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1491 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1494 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1495 calls for -fpic -m31 if they have been sibcall optimized.
1497 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1499 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1500 ar.lc fixed and call-used.
1502 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1504 2010-04-19 Jan Hubicka <jh@suse.cz>
1506 * opts.c (decode_options): Disable whpr incompatible passes.
1507 * lto/lto.c (lto_1_to_1_map): Skip clones.
1508 (read_cgraph_and_symbols): Do not mark everything as needed.
1509 (do_whole_program_analysis): Do map only after optimizing;
1510 set proper cgraph_state; use passmanager.
1512 2010-04-19 DJ Delorie <dj@redhat.com>
1514 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1515 POINTER_PLUS_EXPR and fix them.
1517 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1519 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1520 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1521 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1522 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1523 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1524 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1525 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1526 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1527 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1528 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1529 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1531 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1533 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1534 (check_cond_move_block): Likewise.
1535 (cond_move_process_if_block): Likewise.
1536 (noce_find_if_block): Improve formatting.
1537 (find_if_header): Pass 0 to memset and tweak conditions.
1538 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1540 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1542 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1546 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1547 with non-local decl doesn't need chain.
1549 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1551 * ira-color.c (allocno_reload_assign): Avoid accumulating
1552 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1554 2010-04-19 Martin Jambor <mjambor@suse.cz>
1556 * gimple.h (create_tmp_reg): Declare.
1557 * gimplify.c (create_tmp_reg): New function.
1558 (gimplify_return_expr): Use create_tmp_reg.
1559 (gimplify_omp_atomic): Likewise.
1560 (gimple_regimplify_operands): Likewise.
1561 * tree-dfa.c (make_rename_temp): Likewise.
1562 * tree-predcom.c (predcom_tmp_var): Likewise.
1563 (reassociate_to_the_same_stmt): Likewise.
1564 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1565 (get_replaced_param_substitute): Likewise.
1566 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1567 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1568 * tree-ssa-pre.c (get_representative_for): Likewise.
1569 (create_expression_by_pieces): Likewise.
1570 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1571 (create_tailcall_accumulator): Likewise.
1573 2010-04-19 Martin Jambor <mjambor@suse.cz>
1575 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1577 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1579 2010-04-19 Richard Guenther <rguenther@suse.de>
1581 PR tree-optimization/43796
1582 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1583 from SCEV in the lattice.
1584 (vrp_visit_phi_node): Dump change.
1586 2010-04-19 Richard Guenther <rguenther@suse.de>
1588 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1589 * configure: Re-generated.
1591 2010-04-19 Richard Guenther <rguenther@suse.de>
1593 PR tree-optimization/43783
1594 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1595 constant ARRAY_REF operands two and three if possible.
1597 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1600 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1602 2010-04-19 Jie Zhang <jie@codesourcery.com>
1605 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1607 2010-04-19 Ira Rosen <irar@il.ibm.com>
1609 PR tree-optimization/37027
1610 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1611 and macro to access it.
1612 (vectorizable_reduction): Add argument.
1613 (vect_get_slp_defs): Likewise.
1614 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1615 statements for possible use in SLP.
1616 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1617 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1618 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1620 (vectorizable_reduction): Likewise.
1621 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1623 (vectorizable_type_demotion, vectorizable_type_promotion,
1624 vectorizable_store): Likewise.
1625 (vect_analyze_stmt): Update call to vectorizable_reduction.
1626 (vect_transform_stmt): Likewise.
1627 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1628 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1629 from different interleaving chains in same node.
1630 (vect_slp_rearrange_stmts): New function.
1631 (vect_supported_load_permutation_p): Allow load permutations for
1632 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1633 inside SLP nodes if necessary.
1634 (vect_analyze_slp_instance): Handle reductions.
1635 (vect_analyze_slp): Try to build SLP instances originating from groups
1637 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1638 (vect_get_constant_vectors): Create initial vectors for reductions
1639 according to reduction code. Add new argument.
1640 (vect_get_slp_defs): Add new argument, pass it to
1641 vect_get_constant_vectors.
1642 (vect_schedule_slp_instance): Remove SLP tree root statements.
1644 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1646 * tree.h (ENUM_IS_SCOPED): Define.
1647 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1648 for ENUM_IS_SCOPED enums.
1650 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1652 * fold-const.c (fold_comparison): Use ssizetype.
1653 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1654 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1655 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1656 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1658 * tree.h (initialize_sizetypes): Remove parameter.
1659 (build_common_tree_nodes): Remove second parameter.
1660 * stor-layout.c (initialize_sizetypes): Remove parameter.
1661 Always create an unsigned type.
1662 (set_sizetype): Assert that the passed type is unsigned and simplify.
1663 * tree.c (build_common_tree_nodes): Remove second parameter.
1664 Adjust call to initialize_sizetypes.
1665 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1666 build_common_tree_nodes.
1668 2010-04-18 Matthias Klose <doko@ubuntu.com>
1670 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1672 2010-04-18 Ira Rosen <irar@il.ibm.com>
1674 PR tree-optimization/43771
1675 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1676 load permutation doesn't have gaps.
1678 2010-04-18 Jan Hubicka <jh@suse.cz>
1680 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1681 (sse_prologue_save_insn expander): Use new pattern.
1682 (sse_prologue_save_insn1): New pattern and splitter.
1683 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1685 * i386.c (setup_incoming_varargs_64): Do not compute jump
1687 (ix86_gimplify_va_arg): Update alignment needed.
1688 (ix86_local_alignment): Do not align all local arrays to 128bit.
1690 2010-04-17 Jan Hubicka <jh@suse.cz>
1692 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1694 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1696 * arm.md (negdi2): Remove redundant code to force values into a
1699 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1701 * arm/bpabi.S: Add EABI alignment attributes to objects.
1702 * arm/bpabi-v6m.S: Likewise.
1703 * arm/crti.asm: Likewise.
1704 * arm/crtn.asm: Likewise.
1705 * arm/lib1funcs.asm: Likewise.
1706 * arm/libunwind.S: Likewise.
1708 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1710 * arm-protos.h (tune_params): New structure.
1711 * arm.c (current_tune): New variable.
1712 (arm_constant_limit): Delete.
1713 (struct processors): Add pointer to the tune parameters.
1714 (arm_slowmul_tune): New tuning option.
1715 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1716 (all_cores): Adjust to pick up the tuning model.
1717 (arm_constant_limit): New function.
1718 (arm_override_options): Select the appropriate tuning model. Delete
1719 initialization of arm_const_limit.
1720 (arm_split_constant): Use the new constant-limit model.
1721 (arm_rtx_costs): Pick up the current tuning model.
1722 * arm.md (is_strongarm, is_xscale): Delete.
1723 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1724 for Xscale variant architectures.
1725 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1727 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1729 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1731 (arm_rtx_costs_1): Remove unused variable extra_cost.
1732 (arm_unwind_emit_set): Use variable offset.
1733 (thumb1_output_casesi): Remove unused variable flags.
1735 2010-04-16 Jeff Law <law@redhat.com>
1737 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1738 needing assignment rather than doing a two-phase assignment. Remove
1739 unused variable 'm'.
1741 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1744 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1746 2010-04-16 Doug Kwan <dougkwan@google.com>
1748 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1749 (next_operand_entry_id): New static variable.
1750 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1751 (add_to_ops_vec): Assigned unique ID to operand entry.
1752 (struct oecount_s): New field ID.
1753 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1754 (undistribute_ops_list): Assign unique IDs to oecounts.
1755 (init_reassoc): reset next_operand_entry_id.
1757 2010-04-16 Doug Kwan <dougkwan@google.com>
1759 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1760 missing left parenthesis.
1762 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1764 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1765 *btdi_rex64 using SWI48 mode iterator.
1766 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1767 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1768 *jcc_btdi_mask_rex64.
1770 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1772 * double-int.h (tree_to_double_int): Convert to macro.
1773 * double-int.c (tree_to_double_int): Remove.
1775 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1778 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1779 with want_address 2 and in case a single element list might be
1780 possible, call it again with want_address 0.
1782 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1784 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1785 case 'W' print operands for HI mode.
1786 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1787 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1788 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1789 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1791 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1793 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1794 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1795 #xx:3 and #xx:4 mode.
1797 * config/h8300/h8300.md (inverted load with HImode dest): Add
1798 support for H8300SX.
1800 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1801 satisfy 'U' constraint.
1803 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1805 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1806 * configure: Regenerate.
1807 * config.in: Regenerate.
1808 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1811 2010-04-16 Richard Guenther <rguenther@suse.de>
1813 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1814 (struct tree_decl_common): ... here.
1815 (DECL_PT_UID): Adjust.
1816 (SET_DECL_PT_UID): Likewise.
1817 (DECL_PT_UID_SET_P): Likewise.
1819 2010-04-16 Richard Guenther <rguenther@suse.de>
1821 PR tree-optimization/43572
1822 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1823 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1824 * tree-flow.h (is_call_clobbered): Remove.
1825 * tree-flow-inline.h (is_call_clobbered): Likewise.
1826 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1827 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1828 (execute_return_slot_opt): Adjust.
1829 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1830 check for call clobbered vars here.
1831 (find_tail_calls): Move tailcall verification to the
1834 2010-04-16 Diego Novillo <dnovillo@google.com>
1836 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1838 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1841 * config/arm/arm.md (cbranchqi4): New pattern.
1842 * config/arm/predicates.md (const0_operand,
1843 cbranchqi4_comparison_operator): New predicates.
1845 2010-04-16 Richard Guenther <rguenther@suse.de>
1847 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1848 (dump_gimple_stmt): Likewise.
1850 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1852 * recog.h (struct recog_data): New field is_operator.
1853 (struct insn_operand_data): New field is_operator.
1854 * recog.c (extract_insn): Set recog_data.is_operator.
1855 * genoutput.c (output_operand_data): Emit code to set the
1857 * reload.c (find_reloads): Use it rather than testing for an
1858 empty constraint string.
1861 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1862 If the previous insn is a cbranchsi4_insn with the same arguments,
1863 omit the compare instruction.
1865 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1866 register, inputs must be low registers and we need a low register
1867 scratch. Handle alternative 2 like alternative 3.
1869 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1871 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1872 don't call get_addr on both. If one expression is a VALUE and
1873 the other a REG, check VALUE's locs if the REG isn't among them.
1875 2010-04-16 Christian Bruel <christian.bruel@st.com>
1877 * config/sh/sh.h (sh_frame_pointer_required): New function.
1878 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1879 (flag_omit_frame_pointer) Set.
1880 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1881 (rounded_frame_size): Adjust size with outgoing_args_size.
1882 (sh_set_return_address): Must return from stack pointer.
1883 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1884 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1885 (ACCUMULATE_OUTGOING_ARGS): Define.
1886 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1887 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1889 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1892 * config/sh/sh.c (sh_legitimize_reload_address): Use
1893 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1894 Remove a unneeded check for offset_base.
1896 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1898 * configure: Regenerated.
1900 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1902 * config/s390/s390.c (s390_call_save_register_used): Switch back
1903 to HARD_REGNO_NREGS.
1905 2010-04-15 Richard Guenther <rguenther@suse.de>
1907 * alias.c (alias_set_subset_of): Handle alias-set zero
1910 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1911 Julian Brown <julian@codesourcery.com>
1913 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1914 alternatives according to use of high and low regs.
1915 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1916 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1917 optimizing for size on Thumb-2.
1919 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1921 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1923 2010-04-15 Richard Guenther <rguenther@suse.de>
1925 * tree-ssa-structalias.c (struct variable_info): Add
1927 (new_var_info): Initialize it.
1928 (dump_constraints): Support printing last added constraints.
1929 (debug_constraints): Adjust.
1930 (dump_constraint_graph): Likewise.
1931 (make_heapvar_for): Check for NULL cfun.
1932 (get_function_part_constraint): New function.
1933 (get_fi_for_callee): Likewise.
1934 (find_func_aliases): Properly implement IPA PTA constraints.
1935 (process_ipa_clobber): New function.
1936 (find_func_clobbers): Likewise.
1937 (insert_into_field_list_sorted): Remove.
1938 (create_function_info_for): Properly allocate vars for IPA mode.
1939 Do not use insert_into_field_list_sorted.
1940 (create_variable_info_for): Properly generate constraints for
1941 global vars in IPA mode.
1942 (dump_solution_for_var): Always dump the solution.
1943 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1944 (find_what_var_points_to): Adjust.
1945 (pt_solution_set): Change.
1946 (pt_solution_ior_into): New function.
1947 (pt_solution_empty_p): Export.
1948 (pt_solution_includes_global): Adjust.
1949 (pt_solution_includes_1): Likewise.
1950 (pt_solutions_intersect_1): Likewise.
1951 (dump_sa_points_to_info): Check some invariants.
1952 (solve_constraints): Move constraint dumping ...
1953 (compute_points_to_sets): ... here.
1954 (ipa_pta_execute): ... and here.
1955 (compute_may_aliases): Do not re-compute points-to info
1956 locally if IPA info is available.
1957 (ipa_escaped_pt): New global var.
1958 (ipa_pta_execute): Properly implement IPA PTA.
1959 * tree-into-ssa.c (dump_decl_set): Support dumping
1960 decls not in referenced-vars.
1961 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1962 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1963 (dump_points_to_solution): Likewise.
1964 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1965 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1966 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1967 (copy_decl_to_var): Copy DECL_PT_UID.
1968 (copy_result_decl_to_var): Likewise.
1969 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1970 (copy_node_stat): Copy it.
1971 * tree.h (DECL_PT_UID): New macro.
1972 (SET_DECL_PT_UID): Likewise.
1973 (DECL_PT_UID_SET_P): Likewise.
1974 (struct tree_decl_minimal): Add pt_uid member.
1975 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1976 (pt_solution_empty_p): Declare.
1977 (pt_solution_set): Adjust.
1978 (ipa_escaped_pt): Declare.
1979 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1980 * gimple-pretty-print.c (pp_points_to_solution): New function.
1981 (dump_gimple_call): Dump call clobber/use information.
1982 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1983 * tree-pass.h (TDF_ALIAS): New dump option.
1984 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1985 * doc/invoke.texi (-fipa-pta): Update documentation.
1987 2010-04-15 Richard Guenther <rguenther@suse.de>
1989 * Makefile.in (OBJS-common): Add gimple-fold.o.
1990 (gimple-fold.o): New rule.
1991 * tree.h (maybe_fold_offset_to_reference,
1992 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1994 * gimple.h: ... here.
1995 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1996 may_propagate_address_into_dereference): Move prototypes ...
1997 * gimple.h: ... here.
1998 * tree-ssa-ccp.c (get_symbol_constant_value,
1999 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2000 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2001 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2002 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2003 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2004 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2005 gimplify_and_update_call_from_tree): Move ...
2006 * gimple-fold.c: ... here. New file.
2007 (ccp_fold_builtin): Rename to ...
2008 (gimple_fold_builtin): ... this.
2009 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2011 2010-04-15 Richard Guenther <rguenther@suse.de>
2013 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2014 fit_double_type, force_fit_type_double, add_double_with_sign,
2015 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2016 lrotate_double, rrotate_double, div_and_round_double): Move ...
2017 * double-int.c: ... here.
2018 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2019 add_double, neg_double, mul_double_with_sign, mul_double,
2020 lshift_double, rshift_double, lrotate_double, rrotate_double,
2021 div_and_round_double): Move prototypes ...
2022 * double-int.h: ... here.
2024 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2027 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2028 matching constraints to ensure inputs match the output.
2030 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2033 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2034 in an input-only operand.
2036 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2038 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2039 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2040 (double_int_negative_p): Convert to static inline function.
2041 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2042 (double_int_negative_p): Remove.
2043 * tree.h (lshift_double, rshift_double):
2044 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2045 * fold-const.c (fold_convert_const_int_from_real,
2046 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2047 (lshift_double): Change type of arith argument to bool.
2048 (rshift_double): Change type of arith argument to bool. Correct
2050 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2052 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2055 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2056 at the start and end of the then/else blocks, and omit them from the
2058 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2059 argument; all callers changed. Pass zero to old_insns_match_p instead.
2060 (flow_find_head_matching_sequence): New function.
2061 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2062 * basic-block.h (flow_find_cross_jump,
2063 flow_find_head_matching_sequence): Declare functions.
2065 2010-04-14 Jason Merrill <jason@redhat.com>
2068 * c-common.c (attribute_takes_identifier_p): New fn.
2069 * c-common.h: Declare it.
2071 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2073 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2075 (*udivmod<mode>4): Ditto.
2077 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2079 * config/i386/i386.md (maxmin_int): Rename code attribute from
2080 maxminiprefix and update all users.
2081 (maxmin_float): Ditto from maxminfprefix.
2082 (logic): Ditto from logicprefix.
2083 (absneg_mnemonic): Ditto from absnegprefix.
2084 * config/i386/mmx.md: Update all users of maxminiprefix,
2085 maxminfprefix and logicprefix for rename.
2086 * config/i386/sse.md: Ditto.
2087 * config/i386/sync.md (sync_<code><mode>): Update for
2090 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2093 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2094 warnings converted to errors.
2096 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2098 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2099 used insn_type variable.
2100 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2101 to avoid set-but-not-used warning.
2103 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2105 * df-core.c (df_ref_debug): Change format string placeholder
2107 * dwarf2asm.c (dw2_asm_output_data_raw,
2108 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2109 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2110 * dwarf2out.c (output_cfi, output_cfi_directive,
2111 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2112 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2114 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2115 * print-rtl.c (print_rtx): Ditto.
2117 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2120 * builtins.c (expand_builtin_pow_root): New function to expand pow
2121 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2122 series of sqrt and cbrt calls under -ffast-math.
2123 (expand_builtin_pow): Call it.
2125 2010-04-14 Michael Matz <matz@suse.de>
2127 PR tree-optimization/42963
2128 * tree-cfg.c (touched_switch_bbs): New static variable.
2129 (group_case_labels_stmt): New function broken out from ...
2130 (group_case_labels): ... here, use the above.
2131 (start_recording_case_labels): Allocate touched_switch_bbs.
2132 (end_recording_case_labels): Deallocate it, call
2133 group_case_labels_stmt.
2134 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2136 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2138 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2141 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2145 2010-04-13 Jan Hubicka <jh@suse.cz>
2147 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2148 of optimized out static functions.
2149 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2150 cost computation. Also sanity check for overflows.
2151 (update_caller_keys): Update cgraph_edge_badness call; properly
2152 update fibheap and sanity check that it is up to date.
2153 (add_new_edges_to_heap): Update cgraph_edge_badness.
2154 (cgraph_decide_inlining_of_small_function): Likewise;
2155 add sanity checking that badness in heap is up to date;
2156 improve dumping of reason; Update badness of calls to the
2157 offline copy of function currently inlined; dump badness
2158 of functions not inlined because of unit growth limits.
2160 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2163 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2164 because of sign-extension change when converting to sizetype here...
2165 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2167 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2168 the folding to constants. Remove redundant final conversion.
2169 (fold_binary) <associate>: Do not associate if the re-association of
2170 constants alone overflows.
2171 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2172 to the end of the list.
2173 (multiple_of_p) <COND_EXPR>: New case.
2175 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2177 * opt-functions.awk (opt_sanitized_name): New.
2179 * optc-gen.awk: Use it
2180 * opth-gen.awk: Use it.
2182 2010-04-13 Martin Jambor <mjambor@suse.cz>
2184 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2185 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2186 children. Call replace_uses_with_default_def_ssa_name to handle
2189 2010-04-13 Michael Matz <matz@suse.de>
2192 * builtins.c (expand_builtin_interclass_mathfn): Also create
2193 a register if the predicate doesn't match.
2195 2010-04-13 Diego Novillo <dnovillo@google.com>
2197 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2198 * c-pch.c: Include timevar.h.
2199 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2200 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2201 * ggc-common.c: Include timevar.h.
2202 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2203 * timevar.def (TV_PCH_SAVE): Define.
2204 (TV_PCH_CPP_SAVE): Define.
2205 (TV_PCH_PTR_REALLOC): Define.
2206 (TV_PCH_PTR_SORT): Define.
2207 (TV_PCH_RESTORE): Define.
2208 (TV_PCH_CPP_RESTORE): Define.
2210 2010-04-13 Michael Matz <matz@suse.de>
2212 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2214 (can_reassociate_p): New function.
2215 (break_up_subtract_bb, reassociate_bb): Use it.
2217 2010-04-13 Richard Guenther <rguenther@suse.de>
2220 * builtins.c (c_readstr): Fix assert.
2222 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2225 when generating cltd insn.
2227 (*ashl<mode>3_1): Remove special handling for register operand 2.
2228 (*ashlsi3_1_zext): Ditto.
2229 (*ashlhi3_1): Ditto.
2230 (*ashlhi3_1_lea): Ditto.
2231 (*ashlqi3_1): Ditto.
2232 (*ashlqi3_1_lea): Ditto.
2233 (*<shiftrt_insn><mode>3_1): Ditto.
2234 (*<shiftrt_insn>si3_1_zext): Ditto.
2235 (*<shiftrt_insn>qi3_1_slp): Ditto.
2236 (*<rotate_insn><mode>3_1): Ditto.
2237 (*<rotate_insn>si3_1_zext): Ditto.
2238 (*<rotate_insn>qi3_1_slp): Ditto.
2240 2010-04-13 Richard Guenther <rguenther@suse.de>
2242 * tree-ssa-structalias.c (callused_id): Remove.
2243 (call_stmt_vars): New.
2244 (get_call_vi): Likewise.
2245 (lookup_call_use_vi): Likewise.
2246 (lookup_call_clobber_vi): Likewise.
2247 (get_call_use_vi): Likewise.
2248 (get_call_clobber_vi): Likewise.
2249 (make_transitive_closure_constraints): Likewise.
2250 (handle_const_call): Adjust to do per-call call-used handling.
2251 (handle_pure_call): Likewise.
2252 (find_what_var_points_to): Remove general callused handling.
2253 (init_base_vars): Likewise.
2254 (init_alias_vars): Initialize call_stmt_vars.
2255 (compute_points_to_sets): Process call-used and call-clobbered
2256 vars for call statements.
2257 (delete_points_to_sets): Free call_stmt_vars.
2259 2010-04-13 Richard Guenther <rguenther@suse.de>
2261 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2262 Only add RW dependence for dependence distance zero.
2263 Adjust maximal vectorization factor according to dependences.
2264 Move alignment handling ...
2265 (vect_find_same_alignment_drs): ... here. New function.
2266 (vect_analyze_data_ref_dependences): Adjust.
2267 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2268 (vect_analyze_data_refs): Adjust minimal vectorization factor
2269 according to data references.
2270 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2271 dependences before determining the vectorization factor.
2272 Analyze alignment after determining the vectorization factor.
2273 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2274 dependences before alignment.
2275 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2277 (vect_analyze_data_refs): Likewise.
2278 (MAX_VECTORIZATION_FACTOR): New define.
2280 2010-04-13 Duncan Sands <baldrick@free.fr>
2282 * except.h (lang_eh_type_covers): Remove.
2283 * except.c (lang_eh_type_covers): Likewise.
2285 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2286 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2288 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2289 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2290 UNITS_PER_LONG where it is ABI relevant.
2291 (s390_return_addr_rtx): Likewise.
2292 (s390_back_chain_rtx): Likewise.
2293 (s390_frame_area): Likewise.
2294 (s390_frame_info): Likewise.
2295 (s390_initial_elimination_offset): Likewise.
2296 (save_gprs): Likewise.
2297 (s390_emit_prologue): Likewise.
2298 (s390_emit_epilogue): Likewise.
2299 (s390_function_arg_advance): Likewise.
2300 (s390_function_arg): Likewise.
2301 (s390_va_start): Likewise.
2302 (s390_gimplify_va_arg): Likewise.
2303 (s390_function_profiler): Likewise.
2304 (s390_optimize_prologue): Likewise.
2305 (s390_rtx_costs): Likewise.
2306 (s390_secondary_reload): Likewise.
2307 (s390_promote_function_mode): Likewise.
2308 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2309 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2310 registers available.
2311 (s390_unwind_word_mode): New function.
2312 (s390_function_value): Split 64 bit values into register pair if
2313 used as return value.
2314 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2315 function call parameters. Handle parallels.
2316 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2317 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2318 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2319 (s390_expand_setmem): Remove unused variable src_addr.
2320 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2321 deal with 64 bit registers.
2322 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2323 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2324 (UNITS_PER_LONG): New macro.
2325 * libjava/include/s390-signal.h: Define extended ucontext
2326 structure containing the upper halfs of the 64 bit registers.
2328 2010-04-13 Simon Baldwin <simonb@google.com>
2330 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2332 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2334 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2335 rvalue on the RHS if the LHS is of a non-renamable type.
2336 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2338 2010-04-13 Matthias Klose <doko@ubuntu.com>
2340 * gcc.c (cc1_options): Handle -iplugindir before processing
2341 the cc1 spec. Only add -iplugindir once.
2342 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2344 * common.opt (iplugindir): Remove `Separate' property, initialize.
2345 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2347 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2348 (distclean): Remove plugin dir.
2349 * doc/invoke.texi: Document -iplugindir.
2351 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2353 * doc/plugins.texi (Loading Plugins): Document short
2354 -fplugin=foo option.
2355 (Plugin API): Mention default_plugin_dir_name function.
2357 * gcc.c (find_file_spec_function): Add new declaration.
2358 (static_spec_func): Use it for "find-file".
2359 (find_file_spec_function): Add new function.
2360 (cc1_options): Add -iplugindir option if -fplugin* options found.
2362 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2364 * plugin.c (add_new_plugin): Updated comment, and handle short
2366 (default_plugin_dir_name): Added new function.
2368 * common.opt (iplugindir): New option to set the plugin directory.
2370 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.md (any_rotate): New code iterator.
2373 (rotate_insn): New code attribute.
2375 (SWIM124): New mode iterator.
2376 (<rotate_insn>ti3): New expander.
2377 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2378 any_rotate code iterator.
2379 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2380 using any_rotate code iterator and SWIM124 mode iterator.
2381 (ix86_rotlti3): New insn_and_split pattern.
2382 (ix86_rotrti3): Ditto.
2383 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2384 ix86_rotl{di,ti}3 patterns.
2385 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2386 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2387 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2388 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2389 code iterator and SWI mode iterator.
2390 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2391 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2393 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2394 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2395 (bswap rotatert splitter): Add splitter.
2396 (bswap splitter): Macroize splitter using any_rotate code iterator.
2397 Add insn predicate to split only for TARGET_USE_XCHGB or when
2398 optimizing function for size.
2400 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2402 * config/pa/pa.c (emit_move_sequence): Remove use of
2403 deleted variable flag_argument_noalias.
2405 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2407 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2409 Add to unsupported targets list.
2410 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2411 sparc*-sun-solaris2.[567]* from target lists.
2412 * configure: Regenerate.
2413 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2415 Remove Solaris 7 patch references.
2416 (Specific, sparc-sun-solaris2.7): Removed.
2417 (sparc-sun-solaris2*): Update Solaris 7 example.
2418 (sparc64-*-solaris2*): Likewise.
2420 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2422 * config.build (alpha*-dec-osf4*): Remove.
2423 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2424 of obsolete configurations.
2425 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2427 * config/alpha/t-osf4: Renamed to ...
2428 * config/alpha/t-osf5: ... this.
2429 * config/alpha/osf.h: Renamed to ...
2430 * config/alpha/osf5.h: ... this.
2431 Merged old osf5.h contents.
2433 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2434 (EXTRA_SPECS): Removed.
2435 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2436 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2439 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2441 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2443 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2446 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2447 __thiscall convention.
2449 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2451 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2453 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2455 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2457 * function.c (assign_parms_initialize_all): Add unused attribute
2460 2010-04-12 Richard Guenther <rguenther@suse.de>
2462 * gsstruct.def (GSS_CALL): New.
2463 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2464 * gimple.h: Include tree-ssa-alias.h.
2465 (struct gimple_statement_call): New.
2466 (union gimple_statement_struct_d): Add gimple_call member.
2467 (gimple_call_reset_alias_info): Declare.
2468 (gimple_call_use_set): New function.
2469 (gimple_call_clobber_set): Likewise.
2470 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2471 * gimple.c (gimple_call_reset_alias_info): New function.
2472 (gimple_build_call_1): Call it.
2473 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2474 * tree-inline.c (remap_gimple_stmt): Likewise.
2475 (expand_call_inline): Remove callused handling.
2476 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2477 * tree-dfa.c (dump_variable): Likewise.
2478 * tree-parloops.c (parallelize_loops): Likewise.
2479 * tree-ssa.c (init_tree_ssa): Likewise.
2480 (delete_tree_ssa): Likewise.
2481 * tree-flow-inline.h (is_call_used): Remove.
2482 * tree-flow.h (struct gimple_df): Remove callused member.
2483 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2484 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2485 (ref_maybe_used_by_call_p_1): Simplify.
2486 (call_may_clobber_ref_p_1): Likewise.
2487 * tree-ssa-structalias.c (compute_points_to_sets): Set
2488 the call stmt used and clobbered sets.
2489 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2490 (find_tail_calls): Verify the tail call.
2492 2010-04-12 Richard Guenther <rguenther@suse.de>
2494 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2495 single-iteration always-inline inlining.
2496 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2497 (cgraph_decide_inlining): Do not handle always-inline specially.
2498 (try_inline): Remove always-inline cycle detection special case.
2499 Do not recurse on always-inlines.
2500 (cgraph_early_inlining): Do not iterate if not optimizing.
2501 (cgraph_gate_early_inlining): remove.
2502 (pass_early_inline): Run unconditionally.
2503 (gate_cgraph_decide_inlining): New function.
2504 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2505 not inlining or optimizing.
2506 (cgraph_decide_inlining_of_small_functions): Also consider
2507 always-inline functions.
2508 (cgraph_default_inline_p): Return true for nodes which should
2509 disregard inline limits.
2510 (estimate_function_body_sizes): Assume zero size and time for
2511 nodes which are marked as disregarding inline limits.
2512 (cgraph_decide_recursive_inlining): Do not perform recursive
2513 inlining on always-inline nodes.
2515 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2518 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2519 for exprs satisfying handled_component_p.
2521 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2523 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2524 non-constant aggregate elements.
2526 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2527 is a real initialization.
2529 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2532 * c-decl.c (start_function): Move forward check for nested function.
2534 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2536 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2537 * config/sh/sh.c: Include reload.h.
2538 (sh_legitimize_reload_address): New.
2539 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2540 sh_legitimize_reload_address.
2542 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2544 * config/sh/sh.md (*movqi_pop): New insn pattern.
2545 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2547 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.md (any_shiftrt): New code iterator.
2550 (shiftrt_insn): New code attribute.
2552 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2553 using any_shiftrt code iterator.
2554 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2555 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2556 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2557 pattern from corresponding peephole2 patterns.
2558 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2559 using any_shiftrt code iterator.
2560 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2561 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2562 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2563 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2564 *{ashr,lshr}<mode>3_cmp_zext.
2565 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2567 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2569 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2571 (*lshr<mode>3_cconly): Ditto.
2573 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2576 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2577 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2578 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2580 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2581 from corresponding peephole2 patterns.
2582 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2583 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2584 and *lshrdi3_1_rex64 using SWI mode iterator.
2585 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2586 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2587 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2588 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2589 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2590 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2591 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2592 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2593 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2596 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2599 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2600 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2601 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2603 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2604 from corresponding peephole2 patterns.
2605 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2606 (ashrsi3_cvt): Rename from ashrsi3_31.
2607 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2608 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2609 and x86_64_shift_adj_3 using SWI48 mode iterator.
2610 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2611 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2612 and *ashrdi3_1_rex64 using SWI mode iterator.
2613 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2614 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2615 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2616 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2617 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2618 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2619 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2620 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2621 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2623 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2624 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2625 x86_shift<mode>_adj_3 expanders.
2627 2010-04-10 Wei Guozhi <carrot@google.com>
2630 * config/arm/arm.c (arm_pic_static_addr): New function.
2631 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2633 (arm_output_addr_const_extra): Output expression for new pattern.
2634 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2636 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2638 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2641 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2642 * web.c: Include "insn-config.h" and "recog.h".
2643 (union_match_dups): New function.
2644 (web_main): Call it.
2645 (union_defs): Don't try to recognize match_dups.
2647 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2648 if doing so would replace the entire pattern.
2650 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2655 and splitter pattern. Change splitter operand 1 predicate to
2658 2010-04-09 Martin Jambor <mjambor@suse.cz>
2660 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2661 lattices are addresses of CONST_DECLs with the same initial value.
2662 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2663 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2665 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2666 Bernd Schmidt <bernds@codesourcery.com>
2668 * loop-invariant.c (replace_uses): New static function.
2669 (move_invariant_reg): Use it to ensure we can replace the uses.
2671 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2673 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2675 (picochip_override_options): Enable section anchors only above -O1.
2676 (picochip_reorg): Fixed a couple of build warnings.
2678 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2680 * configure.ac (plugin -rdynamic test): Log result.
2681 * configure: Regenerate.
2682 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2683 (RDYNAMIC_SPEC): Define.
2684 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2686 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2688 * configure.ac: Determine Sun ld version numbers.
2689 (comdat_group): Restrict GNU ld version checks to gld.
2690 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2691 (enable_comdat): Support --enable-comdat.
2692 * configure: Regenerate.
2693 * doc/install.texi (Configuration): Document --enable-comdat.
2695 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2697 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2698 * config/sol2-gld.h: ... here.
2699 * config.gcc (sparc*-*-solaris2*): Reflect this.
2700 (i[34567]86-*-solaris2*): Use it.
2702 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2704 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2706 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2708 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2711 * diagnostic.c (diagnostic_initialize): Initialize
2712 some_warnings_are_errors.
2713 (diagnostic_finish): New.
2714 (diagnostic_action_after_output): Call it before exiting.
2715 (diagnostic_report_diagnostic): Do not print message here. Set
2716 some_warnings_are_errors.
2717 * diagnostic.h (diagnostic_context): Delete
2718 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2719 (diagnostic_finish): Declare.
2720 * toplev.c (toplev_main): Call it before exit.
2722 2010-04-09 Jason Merrill <jason@redhat.com>
2725 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2726 for incomplete type.
2729 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2730 based on a warning flag.
2732 2010-04-09 Richard Guenther <rguenther@suse.de>
2734 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2736 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2739 * varasm.c (default_assemble_visibility): Wrap vars that are
2740 set, but unused, by targets without GAS.
2741 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2742 Remove set, but unused, vars.
2743 (rs6000_legitimize_tls_address): Likewise.
2744 (altivec_expand_dst_builtin): Likewise.
2745 * config/darwin.c (machopic_classify_symbol): Likewise.
2746 (machopic_indirection_name): Likewise.
2748 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md (DWI): New mode iterator.
2751 (S): New mode attribute.
2752 (shift_operand): Ditto.
2753 (shift_immediate_operand): Ditto.
2754 (ashl_input_operand): Ditto.
2755 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2756 using SDWIM mode iterator.
2757 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2758 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2760 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2761 from corresponding peephole2 patterns.
2762 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2763 and x86_64_shift_adj_1 using SWI48 mode iterator.
2764 (x86_shift<mode>_adj_2): Ditto.
2765 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2766 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2767 using SWI48 mode iterator.
2768 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2769 *ashldi3_cmp_rex64 using SWI mode iterator.
2770 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2771 *ashldi3_cconly_rex64 using SWI mode iterator.
2772 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2773 x86_shift<mode>_adj_{1,2}.
2774 (ix86_split_ashr): Ditto.
2775 (ix86_split_lshr): Ditto.
2777 2010-04-09 Richard Guenther <rguenther@suse.de>
2779 * target.h (builtin_conversion): Pass in input and output types.
2780 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2781 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2782 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2783 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2785 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2787 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2789 2010-04-09 Richard Guenther <rguenther@suse.de>
2792 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2794 2010-04-09 Richard Guenther <rguenther@suse.de>
2796 * tree-vectorizer.h (struct _stmt_vec_info): Document
2797 that vectype is the type of the LHS.
2798 (supportable_widening_operation, supportable_narrowing_operation):
2799 Get both input and output vector types as arguments.
2800 (vect_is_simple_use_1): Declare.
2801 (get_same_sized_vectype): Likewise.
2802 * tree-vect-loop.c (vect_determine_vectorization_factor):
2803 Set STMT_VINFO_VECTYPE to the vector type of the def.
2804 (vectorizable_reduction): Adjust.
2805 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2806 Adjust. Specify the output vector type.
2807 (vect_pattern_recog_1): Adjust.
2808 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2809 (vectorizable_call): Adjust.
2810 (vectorizable_conversion): Likewise.
2811 (vectorizable_operation): Likewise.
2812 (vectorizable_type_demotion): Likewise.
2813 (vectorizable_type_promotion): Likewise.
2814 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2816 (vect_is_simple_use_1): New function.
2817 (supportable_widening_operation): Get both input and output
2819 (supportable_narrowing_operation): Likewise.
2820 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2822 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2824 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2825 __thiscall and _thiscall as predefined macros.
2826 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2827 thiscall attribute handling.
2828 (ix86_comp_type_attributes): Likewise.
2829 (ix86_function_regparm): Likewise.
2830 (ix86_return_pops_args): Likewise.
2831 (init_cumulative_args): Likewise.
2832 (find_drap_reg): Likewise.
2833 (ix86_static_chain): Likewise.
2834 (x86_this_parameter): Likewise.
2835 (x86_output_mi_thunk): Likewise.
2836 (ix86_attribute_table): Add description for thiscall attribute.
2837 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2838 * doc/extend.texi: Add documentation for thiscall.
2840 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2843 * c.opt (Wint-to-pointer-cast): Available in C++.
2844 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2846 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2848 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2849 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2850 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2851 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2852 function type instead. Reorder and simplify checks.
2854 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2856 2010-04-08 Jing Yu <jingyu@google.com>
2857 Zdenek Dvorak <ook@ucw.cz>
2859 PR tree-optimization/42720
2860 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2861 loop unswitch conditions here from ...
2862 (tree_unswitch_single_loop): ... here.
2864 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2866 * tree-if-conv.c: Fix comments and simplify logic.
2868 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2870 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2871 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2872 (main_tree_if_conversion): Update call to tree_if_conversion.
2874 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2877 * doc/invoke.texi (-b,-V): Delete.
2878 * doc/tm.texi: Do not mention -b.
2879 * gcc.c (display_help): Delete -b and -V.
2880 (process_command): Delete -b and -V.
2881 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2883 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2884 Wolfgang Gellerich <gellerich@de.ibm.com>
2886 Implement target hook for loop unrolling
2887 * target.h (loop_unroll_adjust): Add a new target hook function.
2888 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2889 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2890 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2891 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2892 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2894 (decide_unroll_stupid): Likewise.
2896 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2899 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2901 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2903 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2904 (Specific, *-*-solaris2*): Likewise.
2905 Don't prefer Sun as over GNU as.
2907 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2909 * config/s390/s390.c (override_options): Adjust the z10
2910 defaults for max-unroll-times, max-completely-peeled-insns
2911 and max-completely-peel-times.
2913 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2915 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2916 instructions for z10.
2917 (s390_expand_setmem): Likewise.
2918 (s390_expand_cmpmem): Likewise.
2920 2010-04-08 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/43679
2923 * tree-ssa-pre.c (eliminate): Only propagate copies.
2925 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2928 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2929 set but not used variable warning.
2931 2010-04-08 Wei Guozhi <carrot@google.com>
2934 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2935 (arm_size_rtx_costs): Call the new function when optimized for size.
2937 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2940 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2941 op0 is not a MEM, just return NULL instead of assertion
2943 (discover_nonconstant_array_refs): Don't walk debug stmts.
2945 2010-04-08 Doug Kwan <dougkwan@google.com>
2947 * configure.ac: Recognize gold and do not use its version number
2948 to test ld features.
2949 * configure: Regenerate.
2951 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2954 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2955 (negate_value): Move code to push elements to broken_up_substracts ...
2956 (eliminate_plus_minus_pair): ... here. Push operands that have no
2957 negative pair to plus_negates.
2958 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2960 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2962 * doc/install.texi (Configuration): Move description of
2963 --enable-lto, --with-libelf*, --enable-gold from Java section to
2966 * doc/generic.texi (Working with declarations)
2967 (Function Properties, C and C++ Trees): Fix typos.
2968 * doc/sourcebuild.texi (Top Level): Likewise.
2970 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2973 * tree.h (DECL_READ_P): Define.
2974 (struct tree_decl_common): Add decl_read_flag.
2975 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2976 a set but not used warning.
2977 (merge_decls): Merge DECL_READ_P flag.
2978 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2979 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2980 * c-common.c (handle_used_attribute, handle_unused_attribute):
2982 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2984 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2986 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2987 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2988 c_parser_binary_expression, c_parser_cast_expression,
2989 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2990 Call default_function_array_read_conversion instead of
2991 default_function_array_conversion where needed.
2992 (c_parser_unary_expression, c_parser_conditional_expression,
2993 c_parser_postfix_expression_after_primary, c_parser_initelt):
2994 Likewise. Call mark_exp_read where needed.
2995 (c_parser_statement_after_labels, c_parser_asm_operands,
2996 c_parser_typeof_specifier, c_parser_sizeof_expression,
2997 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2999 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3001 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3002 (warn_unused_but_set_parameter): Default to warn_unused
3004 * doc/invoke.texi: Document -Wunused-but-set-variable and
3005 -Wunused-but-set-parameter.
3007 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3008 used count variable.
3009 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3010 when operandN variables aren't used in the body of the expander
3012 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3013 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3014 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3015 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3016 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3017 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3018 * tree.c (PROCESS_ARG): Likewise.
3020 2010-04-07 Simon Baldwin <simonb@google.com>
3022 * diagnostic.h (diagnostic_override_option_index): New macro to
3023 set a diagnostic's option_index.
3024 * c-tree.h (c_cpp_error): Add warning reason argument.
3025 * opts.c (_warning_as_error_callback): New.
3026 (register_warning_as_error_callback): Store callback for
3027 warnings enabled via enable_warning_as_error.
3028 (enable_warning_as_error): Call callback, minor code tidy.
3029 * opts.h (register_warning_as_error_callback): Declare.
3030 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3031 response to -Werror=.
3032 (c_common_init_options): Register warning_as_error_callback in opts.c.
3033 * common.opt: Add -Wno-cpp option.
3034 * c-common.c (struct reason_option_codes_t): Map cpp warning
3035 reason codes to gcc option indexes.
3036 * (c_option_controlling_cpp_error): New function, lookup the gcc
3037 option index for a cpp warning reason code.
3038 * (c_cpp_error): Add warning reason argument, call
3039 c_option_controlling_cpp_error for diagnostic_override_option_index.
3040 * doc/invoke.texi: Document -Wno-cpp.
3042 2010-04-07 Richard Guenther <rguenther@suse.de>
3044 * ipa-reference.c (mark_load): Use get_base_address.
3045 (mark_store): Likewise.
3047 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3048 inserting GIMPLE_NOPs into the IL.
3049 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3050 Explicitly strip handled components and indirect references.
3052 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3053 folding address expressions.
3054 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3055 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3056 operand_equal_p to compare decls.
3057 (ptr_deref_may_alias_decl_p): Likewise.
3058 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3059 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3060 Handle reversed comparison ops.
3061 * tree-sra.c (asm_visit_addr): Use get_base_address.
3062 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3063 * ipa-reference.c (mark_address): Use get_base_address.
3065 2010-04-07 Richard Guenther <rguenther@suse.de>
3067 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3068 Propagate constants everywhere.
3070 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3073 * tree.c (MAX_INT_CACHED_PREC): Define.
3074 (nonstandard_integer_type_cache): New array.
3075 (build_nonstandard_integer_type): Cache results for precision
3076 <= MAX_INT_CACHED_PREC.
3078 2010-04-07 Richard Guenther <rguenther@suse.de>
3080 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3081 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3082 * common.opt: Likewise.
3083 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3084 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3085 (nonoverlapping_memrefs_p): Likewise.
3086 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3087 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3088 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3089 OPT_fargument_noalias_global for backward compatibility.
3091 2010-04-07 Richard Guenther <rguenther@suse.de>
3093 PR tree-optimization/43270
3094 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3095 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3096 * tree-ssa-pre.c (phi_translate_1): Adjust.
3097 (fully_constant_expression): Split out vn_reference handling to ...
3098 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3099 Fold reads from constant strings.
3100 (vn_reference_lookup): Handle fully constant references.
3101 (vn_reference_lookup_pieces): Likewise.
3102 * Makefile.in (expmed.o-warn): Add -Wno-error.
3104 2010-04-07 Martin Jambor <mjambor@suse.cz>
3106 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3108 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3111 * gcc.c: Add -static-libstdc++ to list of recognized options.
3113 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3115 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3117 2010-04-07 Richard Guenther <rguenther@suse.de>
3120 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3121 bases build simple mem attributes to retain points-to information.
3123 2010-04-07 Richard Guenther <rguenther@suse.de>
3126 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3127 preserve points-to related information.
3129 2010-04-07 Richard Guenther <rguenther@suse.de>
3132 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3133 discard plain indirect references.
3134 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3135 * tree.c (tree_nop_conversion): Likewise.
3137 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3140 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3142 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3144 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3145 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3147 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3149 * tree-if-conv.c: Fix indentation and comments.
3151 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3153 * tree-if-conv.c: Sort static functions in topological order.
3155 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3157 * tree-if-conv.c: Fix indentation and comments.
3159 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3162 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3163 lang_hooks.types.type_for_size instead of
3164 build_nonstandard_integer_type.
3165 When converting an unsigned type to signed, double its precision.
3166 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3167 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3168 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3171 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3174 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3175 POINTER_PLUS_EXPR for pointer types.
3177 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3180 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3181 * graphite-clast-to-gimple.c: Include langhooks.h.
3182 (max_signed_precision_type): New.
3183 (max_precision_type): Takes two types as arguments.
3184 (precision_for_value): New.
3185 (precision_for_interval): New.
3186 (gcc_type_for_interval): New.
3187 (gcc_type_for_value): New.
3188 (gcc_type_for_clast_term): New.
3189 (gcc_type_for_clast_red): New.
3190 (gcc_type_for_clast_bin): New.
3191 (gcc_type_for_clast_expr): Split up into several functions.
3192 (gcc_type_for_clast_eq): Rewritten.
3193 (compute_bounds_for_level): New.
3194 (compute_type_for_level_1): New.
3195 (compute_type_for_level): New.
3196 (gcc_type_for_cloog_iv): Removed.
3197 (gcc_type_for_iv_of_clast_loop): Rewritten.
3198 (graphite_create_new_loop): Compute the lower and upper bound types
3199 with gcc_type_for_clast_expr.
3200 (graphite_create_new_loop_guard): Same.
3201 (find_cloog_iv_in_expr): Removed.
3202 (compute_cloog_iv_types_1): Removed.
3203 (compute_cloog_iv_types): Removed.
3204 (gloog): Do not call compute_cloog_iv_types.
3205 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3207 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3208 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3209 (GBB_CLOOG_IV_TYPES): Removed.
3211 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3213 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3214 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3215 (detect_commutative_reduction): Same.
3217 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3220 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3222 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3223 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3224 (rewrite_commutative_reductions_out_of_ssa): Same.
3225 * passes.c (execute_function_todo): Call verify_ssa for every pass
3226 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3227 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3228 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3229 with an extra argument.
3230 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3231 verify_ssa only when the extra argument is true.
3232 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3233 with an extra argument.
3234 (tree_transform_and_unroll_loop): Same.
3236 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3238 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3239 for all the passes of the LNO having LOOP_CLOSED_SSA.
3240 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3241 * tree-loop-distribution.c (pass_loop_distribution): Same.
3242 * tree-pass.h (TODO_verify_loops): Removed.
3243 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3245 (pass_tree_unswitch): Same.
3246 (pass_predcom): Same.
3247 (pass_vectorize): Same.
3248 (pass_linear_transform): Same.
3249 (pass_graphite_transforms): Same.
3250 (pass_iv_canon): Same.
3251 (pass_complete_unroll): Same.
3252 (pass_complete_unrolli): Same.
3253 (pass_parallelize_loops): Same.
3254 (pass_loop_prefetch): Same.
3255 (pass_iv_optimize): Same.
3257 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3260 * passes.c (init_optimization_passes): Move pass_lim before
3261 pass_copy_prop and pass_dce_loop.
3263 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3266 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3267 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3268 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3269 MULTI_* defines for 4 argument vpermil2p* builtins.
3271 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3273 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3274 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3275 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3276 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3277 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3278 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3279 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3280 Use x86_maybe_negate_const_int to output insn mnemonic.
3281 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3282 check from instruction predicate. Update comments.
3283 * config/i386/sync.md (sync_add<mode>): Use
3284 x86_maybe_negate_const_int to output insn mnemonic.
3286 2010-04-06 Jan Hubicka <jh@suse.cz>
3288 PR tree-optimization/42906
3289 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3290 IGNORE_SELF argument. Set visited_control_parents for fully
3292 (find_obviously_necessary_stmts): Update call of
3293 mark_control_dependent_edges_necessary.
3294 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3296 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3298 * config/i386/i386.md: Remove comment about 'e' and 'E'
3301 2010-04-06 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/43627
3304 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3305 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3308 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3310 * BASE-VER: Change to 4.6.0.
3313 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3316 2010-04-06 Richard Guenther <rguenther@suse.de>
3319 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3321 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3323 * doc/invoke.texi (Optimize Options): Document that LTO
3324 won't remove object access purely due to incompatible
3327 2010-04-04 Matthias Klose <doko@ubuntu.com>
3329 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3330 Initialize variable.
3332 2010-04-03 Richard Guenther <rguenther@suse.de>
3335 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3336 require a non-NULL MEM_OFFSET.
3338 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3340 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3341 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3342 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3343 config/alpha/predicates.md, config/arm/arm.md,
3344 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3345 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3346 config/darwin9.h, config/darwin.c, config/darwin.h,
3347 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3348 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3349 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3350 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3351 config/mips/mips.md, config/mn10300/mn10300.c,
3352 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3353 config/rs6000/aix.h, config/rs6000/dfp.md,
3354 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3355 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3356 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3357 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3358 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3359 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3360 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3361 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3362 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3363 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3364 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3365 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3366 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3367 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3368 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3369 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3370 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3371 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3372 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3373 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3374 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3375 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3376 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3377 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3378 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3379 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3380 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3381 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3382 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3383 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3384 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3385 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3386 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3387 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3388 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3389 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3391 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3394 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3395 * aclocal.m4: Regenerate.
3397 2010-04-02 Richard Guenther <rguenther@suse.de>
3399 PR tree-optimization/43629
3400 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3401 if we have seen a constant value.
3403 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3405 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3407 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3410 * arm.c (legitimize_tls_address): Adjust call to
3411 gen_tls_load_dot_plus_four.
3412 (arm_note_pic_base): New function.
3413 (arm_cannot_copy_insn_p): Use it.
3414 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3417 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3422 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3424 * Makefile.in ($(out_object_file)): Depend on
3425 gt-$(basename $(notdir $(out_file))).h.
3427 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3429 * config.gcc (lm32-*-rtems*): Add t-lm32.
3431 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3433 * config.gcc: Add lm32-*-rtems*.
3434 * config/lm32/rtems.h: New file.
3436 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3439 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3441 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3443 * dwarf2out.c (output_compilation_unit_header): For
3444 -gdwarf-4 use version 4 instead of version 3.
3445 (output_line_info): For version 4 and above emit additional
3446 maximum ops per insn header field.
3447 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3449 * dwarf2out.c (is_c_family, is_java): Remove.
3450 (lower_bound_default): New function.
3451 (add_bound_info, gen_descr_array_type_die): Use it.
3453 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3456 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3457 re-declaration when it happens in a function.
3459 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3461 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3462 (cgraph_remove_function_insertion_hook): Same.
3463 (cgraph_call_function_insertion_hooks): Same.
3465 2010-04-01 Richard Guenther <rguenther@suse.de>
3468 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3469 and TREE_THIS_VOLATILE.
3470 (copy_ref_info): Likewise.
3471 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3472 * tree.c (build6_stat): Ignore side-effects of all but arg5
3473 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3476 2010-04-01 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/43607
3479 * ipa-type-escape.c (check_call): Do not access non-existing
3482 2010-04-01 Richard Guenther <rguenther@suse.de>
3486 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3487 Jack Howarth <howarth@bromo.med.uc.edu>
3489 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3492 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3494 * doc/install.texi (Prerequisites): Document libelf usability on
3495 IRIX 5/6 and Solaris 2.
3496 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3497 Update GNU as, GNU ld requirements.
3498 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3499 Document Sun Studio compiler download.
3500 Update and simplify as, ld recommendations.
3501 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3503 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3505 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3506 with_tune_32 to pentium4.
3508 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3512 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3514 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3515 obsoletion, removal.
3517 Document GNU as requirement.
3518 Update configure requirements.
3519 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3520 Recomment IRIX 6.5.18+.
3521 Document IDF/IDL requirement.
3522 Document GNU as requirement.
3523 Document GNU ld bootstrap failure.
3524 Remove freeware.sgi.com reference.
3526 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3528 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3529 UNIX V4.0, V5.0 obsoletion, removal.
3530 Remove --with-gc=simple reference.
3531 Update VM requirements during bootstrap.
3532 Remove -oldas bootstrap description.
3533 Update binutils reference.
3534 Remove comparison failure note.
3536 2010-03-31 Richard Guenther <rguenther@suse.de>
3537 Zdenek Dvorak <ook@ucw.cz>
3538 Sebastian Pop <sebastian.pop@amd.com>
3541 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3542 with multiple arguments.
3543 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3545 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3547 * graphite-dependences.c (print_pddr): Call print_pdr with an
3549 * graphite-poly.c (debug_pdr): Add an extra argument for the
3552 (print_pbb_domain): Same.
3554 (print_scop_context): Same.
3556 (print_cloog): Same.
3557 (debug_pbb_domain): Same.
3561 (debug_scop_context): Same.
3563 (debug_cloog): Same.
3564 (print_scop_params): Same.
3565 (debug_scop_params): Same.
3566 (print_iteration_domain): Same.
3567 (print_iteration_domains): Same.
3568 (debug_iteration_domain): Same.
3569 (debug_iteration_domains): Same.
3570 (print_scattering_function): Same.
3571 (print_scattering_functions): Same.
3572 (debug_scattering_function): Same.
3573 (debug_scattering_functions): Same.
3574 * graphite-poly.h (debug_pdr): Update declaration.
3576 (print_pbb_domain): Same.
3578 (print_scop_context): Same.
3580 (print_cloog): Same.
3581 (debug_pbb_domain): Same.
3585 (debug_scop_context): Same.
3587 (debug_cloog): Same.
3588 (print_scop_params): Same.
3589 (debug_scop_params): Same.
3590 (print_iteration_domain): Same.
3591 (print_iteration_domains): Same.
3592 (debug_iteration_domain): Same.
3593 (debug_iteration_domains): Same.
3594 (print_scattering_function): Same.
3595 (print_scattering_functions): Same.
3596 (debug_scattering_function): Same.
3597 (debug_scattering_functions): Same.
3599 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3601 * graphite-poly.c (print_scattering_function_1): New.
3602 (print_scattering_function): Call it.
3603 (print_scop_params): Remove spaces at the end of lines.
3606 * graphite-poly.h (print_cloog): Declared.
3607 (debug_cloog): Declared.
3609 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3611 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3613 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3614 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3615 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3616 to switch between adding the IV bump in loop->latch or in loop->header.
3618 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3620 * graphite-poly.c (print_scattering_function): Pretty print following
3623 (print_pbb_domain): Same.
3624 (dump_gbb_cases): Same.
3625 (dump_gbb_conditions): Same.
3628 (print_scop_params): Same.
3629 (print_scop_context): Same.
3631 (print_pbb_body): New.
3632 (lst_indent_to): New.
3633 (print_lst): Start new lines with a #.
3634 * graphite-poly.h (pbb_bb): New.
3635 (pbb_index): Use pbb_bb.
3636 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3638 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3640 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3642 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3643 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3644 and 0 instead of 1 for dw_val_class_flag.
3645 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3646 dw_val_class_range_list, dw_val_class_loc_list,
3647 dw_val_class_lineptr and dw_val_class_macptr, use
3648 DW_FORM_flag_present for dw_val_class_flag and
3649 DW_FORM_exprloc for dw_val_class_loc.
3650 (output_die): For -gdwarf-4 print dw_val_class_loc
3651 size as uleb128 instead of 1 or 2 bytes and don't print
3652 anything for dw_val_class_flag.
3654 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3655 instead of cselib_lookup following by tweaking locs->setting_insn.
3658 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3659 even before returning from label, setjmp call or volatile asm
3662 2010-03-31 Richard Guenther <rguenther@suse.de>
3665 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3666 temporary data on stack.
3668 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3670 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3671 (PUSHSECTION_ASM_OP): Remove.
3672 (POPSECTION_ASM_OP): Remove.
3673 (PUSHSECTION_FORMAT): Remove.
3674 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3675 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3676 * config/sol2.c (solaris_output_init_fini): Use it.
3678 2010-03-31 Jie Zhang <jie@codesourcery.com>
3681 * opt-functions.awk (var_type_struct): Use signed char type
3682 for simple variables.
3684 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3686 * config/sol2.c: Include output.h.
3687 (solaris_assemble_visibility): New function.
3688 * config/t-sol2 (sol2.o): Add output.h dependency.
3689 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3690 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3693 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3696 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3697 V2SImode or XFmode on PRE_DEC.
3700 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3703 2010-03-31 Jie Zhang <jie@codesourcery.com>
3706 * reload.h (caller_save_initialized_p): Declare.
3707 * toplev.c (backend_init_target): Don't call
3708 init_caller_save but set caller_save_initialized_p to false.
3709 * caller-save.c (caller_save_initialized_p): Define.
3710 (init_caller_save): Check caller_save_initialized_p.
3711 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3713 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3716 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3717 and soft-fp/t-softfp to tmake_file.
3718 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3719 (LIBGCC2_TF_CEXT): Define.
3722 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3725 * cselib.c (n_useless_values): Document handling of debug locs.
3726 (n_useless_debug_values, n_debug_values): New variables.
3727 (new_elt_loc_list): Don't add to debug values, keep count.
3728 (promote_debug_loc): New.
3729 (cselib_reset_table): Zero new variables.
3730 (entry_and_rtx_equal_p): Promote debug locs.
3731 (discard_useless_locs): Increment n_useless_debug_values for
3733 (remove_useless_values): Adjust n_useless_values and n_debug_values
3734 with n_useless_debug_values.
3735 (add_mem_for_addr): Promote debug locs.
3736 (cselib_lookup_mem): Likewise.
3737 (cselib_lookup_addr): Renamed to...
3738 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3739 (cselib_log_lookup): ... this. Turn into...
3740 (cselib_lookup_addr): ... new wrapper.
3741 (cselib_lookup_from_insn): New.
3742 (cselib_invalidate_regno): Increment n_useless_debug_values for
3744 (cselib_invalidate_mem): Likewise.
3745 (cselib_process_insn): Take n_deleted and n_debug_values into
3746 account to guard remove_useless_value call.
3747 (cselib_finish): Zero n_useless_debug_values.
3748 * cselib.h (cselib_lookup_from_insn): Declare.
3749 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3750 (sched_analyze_2): Likewise.
3752 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3754 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3756 (adjust_mems): Replace narrowing SUBREG of expression containing
3757 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3758 with operations in the narrower mode.
3761 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3762 regs_invalidated_by_call instead all call_used_reg_set registers.
3764 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3767 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3768 pointer comparisons with types_compatible_p.
3769 * tree-vect-stmts.c (vectorizable_call): Same.
3770 (vectorizable_condition): Same.
3772 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3774 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3775 stack check if the mask would be zero.
3777 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3778 Jack Howarth <howarth@bromo.med.uc.edu>
3780 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3783 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3786 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3788 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3789 Include ___unordxf2 and ___unordtf2.
3790 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3793 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3795 * config/lm32/t-lm32: New file.
3796 * config.gcc: Use the above file when targetting lm32.
3798 2010-03-28 Duncan Sands <baldrick@free.fr>
3800 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3802 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3805 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3806 Improve vectorization cost model diagnostic.
3808 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3811 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3812 compute_data_dependences_for_loop returns false, early exit
3813 and output an extra diagnostic for the failed data reference
3816 2010-03-29 Richard Guenther <rguenther@suse.de>
3818 PR tree-optimization/43560
3819 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3820 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3822 2010-03-29 Jie Zhang <jie@codesourcery.com>
3825 * toplev.c (process_options): Set optimization_default_node
3826 and optimization_current_node.
3827 * opts.c (decode_options): Don't set optimization_default_node
3828 and optimization_current_node.
3830 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3832 * config/rtems.h: Abandon -qrtems_debug.
3834 2010-03-28 Jan Hubicka <jh@suse.cz>
3836 PR tree-optimization/43505
3837 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3838 map should not be copied.
3840 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3843 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3844 cdtors, set DECL_PRESERVE_P.
3845 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3848 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3850 PR tree-optimization/43528
3851 * stor-layout.c (place_field): Check that constant fits into
3852 unsigned HWI when skipping calculation of MS bitfield layout.
3854 2010-03-27 Jan Hubicka <jh@suse.cz>
3857 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3858 notice_global_symbol work.
3860 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3862 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3863 instead of dwarf2out_decl.
3864 (struct var_loc_node): Remove section_label field.
3865 (dwarf2out_function_decl): New function.
3866 (dwarf2out_var_location): Don't set section_label field.
3867 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3869 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3871 PR tree-optimization/43544
3872 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3873 First argument for builtin vectorized function hook is now a
3874 tree to be able to distinguish between machine specific and
3876 * targhooks.c (default_builtin_vectorized_function): Ditto.
3877 * targhooks.h (default_builtin_vectorized_function): Ditto.
3878 * target.h (struct gcc_target): Ditto.
3879 * tree-vect-stmts.c (vectorizable_function): Ditto.
3880 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3881 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3884 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3887 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3888 nested binding iff it is a FUNCTION_DECL.
3889 (store_parm_decls_newstyle): Pass nested=true to bind for
3890 FUNCTION_DECLs amongst parameters.
3892 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3894 * var-tracking.c (vt_expand_loc_callback): Don't run
3895 cselib_expand_value_rtx_cb in dummy mode if
3896 cselib_dummy_expand_value_rtx_cb returned false.
3898 * var-tracking.c (emit_note_insn_var_location): For one part
3899 notes with offset 0, don't add EXPR_LIST around the location.
3900 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3901 add_location_or_const_value_attribute): Adjust for that change.
3904 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3905 into first operand and location into second.
3906 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3907 dw_cfi_oprnd_loc for DW_CFA_expression.
3908 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3909 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3910 assume first argument is regnum and second argument is location.
3912 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3915 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3916 of scratch register to DImode. Split to DImode comparison operator.
3917 Use SImode subreg of scratch register in the multiplication.
3918 (*cmp_sadd_sidi): Ditto.
3919 (*cmp_ssub_si): Ditto.
3920 (*cmp_ssub_sidi): Ditto.
3922 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3925 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3926 Remove invalid assert and wrong comment.
3928 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3931 * flags.h (final_insns_dump_p): New extern.
3932 * final.c (final_insns_dump_p): New variable.
3933 (rest_of_clean_state): Set it before -fdump-final-insns=
3934 dumping, clear afterwards.
3935 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3936 MEM_ALIAS_SET on MEMs.
3938 2010-03-26 David S. Miller <davem@davemloft.net>
3940 * configure.ac: Fix sparc GOTDATA_OP bug check.
3941 * configure: Rebuild.
3943 2010-03-26 Alan Modra <amodra@gmail.com>
3945 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3947 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3949 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3950 TLS_SECTION_ASM_FLAG.
3952 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3955 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3956 Clear first_function_block_is_cold.
3959 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3960 argument if the argument is truth_value_p.
3962 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3964 * config/rs6000/constraints.md: Update copyright year for my changes.
3967 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3968 used in reg+reg addressing, swap registers.
3970 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3973 * target.h (struct gcc_target): Add code_end hook.
3974 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3976 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3977 * toplev.c (compile_file): Call targetm.asm_out.code_end
3978 hook before unwind info/debug info output.
3979 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3980 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3981 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3982 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3983 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3984 * config/i386/i386.c (ix86_file_end): Renamed to...
3985 (ix86_code_end): ... this. Make static. Don't call
3986 file_end_indicate_exec_stack. Emit unwind info using
3987 final_start_function/final_end_function.
3988 (darwin_x86_file_end): Remove.
3989 (TARGET_ASM_CODE_END): Define.
3990 * config/i386/i386.h (TARGET_ASM_FILE_END,
3991 NEED_INDICATE_EXEC_STACK): Don't define.
3992 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3993 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3994 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3995 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3998 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3999 at the beginning and final_end_function at the end.
4000 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4002 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4004 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4005 and Sun as TLS syntax.
4006 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4007 * configure: Regenerate.
4008 * config.in: Regenerate.
4009 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4010 (default_elf_asm_named_section): Use it.
4011 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4012 (i386_output_dwarf_dtprel): Likewise.
4013 (output_addr_const_extra): Likewise.
4014 (output_pic_addr_const): Lowercase @GOTTPOFF.
4015 (output_addr_const_extra): Likewise.
4016 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4017 (output_addr_const_extra): Likewise.
4018 (output_pic_addr_const): Lowercase @INDNTPOFF.
4019 (output_addr_const_extra): Likewise.
4020 (output_pic_addr_const): Lowercase @NTPOFF.
4021 (output_addr_const_extra): Likewise.
4022 (output_pic_addr_const): Lowercase @TPOFF.
4023 (output_addr_const_extra): Likewise.
4024 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4025 (*tls_global_dynamic_64): Likewise.
4026 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4027 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4029 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4030 (ASM_OUTPUT_TLS_COMMON): Use it.
4031 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4034 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4035 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4036 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4037 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4038 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4039 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4041 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4043 * config/i386/i386.c (override_options): Don't accept
4044 -mtls-dialect=sun any longer.
4045 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4046 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4047 (*tls_local_dynamic_base_32_sun): Likewise.
4048 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4050 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4053 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4054 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4057 * ira.c (adjust_cleared_regs): New function.
4058 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4062 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4064 * expr.c (expand_expr_real): Restore previous
4065 curr_insn_source_location and curr_insn_block after
4066 expand_expr_real_1 call.
4067 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4068 instead of expand_expr_real_1.
4070 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4072 PR rtl-optimization/43413
4073 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4076 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4079 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4080 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4082 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/i386/i386.c (ix86_target_string): Add -mfma.
4085 Fix a typo in comment.
4087 2010-03-22 Mike Stump <mikestump@comcast.net>
4090 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4091 Don't overly align based upon packed packed fields.
4093 2010-03-22 Jason Merrill <jason@redhat.com>
4095 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4096 Use () rather than [], and move before the element type.
4098 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4100 * doc/configfiles.texi (Configuration Files): Removed
4101 fixinc/Makefile*, intl/Makefile.*.
4102 * doc/makefile.texi: Fixed markup. Abstract from version
4103 control system used.
4104 (Makefile): Removed obsolete gcc/java/parse.y example.
4105 * doc/sourcebuild.texi: Likewise.
4106 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4107 libgomp, libssp. Removed fastjar.
4108 (Miscellaneous Docs): Clarify location.
4109 Added COPYING3, COPYING3.LIB.
4110 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4112 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4115 * config/i386/i386.c (x86_function_profiler)
4116 [!NO_PROFILE_COUNTERS]: Fix typo.
4117 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4120 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4121 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4123 * doc/sourcebuild.texi (Test Directives): Split into six
4124 subsections, with most of the current text in new subsections
4125 Directives, Selectors, and Final Actions.
4126 (Directives): Split list of test directives into multiple
4128 (Selectors): Describe use and syntax of selectors.
4129 (Effective-Target Keywords): Describe all existing keywords.
4130 (Add Options): Describe features for dg-add-options.
4131 (Require Support): Describe variants of dg-require-support.
4132 (Final Actions): Describe commands to use in dg-final.
4134 2010-03-22 Michael Matz <matz@suse.de>
4137 * recog.c (validate_replace_rtx_group): Replace also in
4138 REG_EQUAL and REG_EQUIV notes.
4140 2010-03-22 Richard Guenther <rguenther@suse.de>
4142 PR tree-optimization/43390
4143 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4144 sure vector extracts are type correct.
4146 2010-03-22 Richard Guenther <rguenther@suse.de>
4149 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4150 x * sqrt (x) even when optimizing for size if the target
4151 has native support for sqrt.
4153 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4155 * varasm.c (make_decl_rtl_for_debug): Also clear
4156 flag_mudflap for the duration of make_decl_rtl call.
4159 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4160 locs from preserved VALUEs.
4162 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4165 * pa.md (movmemsi): Set align to one if zero.
4166 (movmemdi): Likewise.
4168 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4171 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4172 with their corresponding prologue pushes.
4174 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4177 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4178 at the begining or end.
4179 (spu_expand_epilogue): Likewise.
4181 2010-03-20 Richard Guenther <rguenther@suse.de>
4183 PR rtl-optimization/43438
4184 * combine.c (make_extraction): Properly zero-/sign-extend an
4185 extraction of the low part of a CONST_INT. Also handle
4188 2010-03-19 Mike Stump <mikestump@comcast.net>
4190 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4191 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4192 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4194 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4197 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4200 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4202 PR rtl-optimization/42258
4203 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4204 use that may match DEF.
4207 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4208 the cost of loading the constant rather than assuming
4210 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4211 outer code is AND, do the same tests as the andsi3 expander and
4212 return COSTS_N_INSNS (1) if and is cheap.
4214 * optabs.c (avoid_expensive_constant): Fix formatting.
4216 2010-03-19 Michael Matz <matz@suse.de>
4219 * attribs.c (decl_attributes): When rebuilding a function pointer
4220 type use the same qualifiers as the original pointer type.
4222 2010-03-19 Martin Jambor <mjambor@suse.cz>
4224 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4225 and is_gimple_ip_invariant_address.
4227 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4230 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4232 * config/arm/arm.c (arm_override_options): Turn off
4233 flag_dwarf2_cfi_asm for AAPCS variants.
4235 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4238 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4239 Use PRE_MODIFY instead of PRE_DEC.
4240 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4241 (vfp_emit_fstmd): Likewise.
4243 2010-03-19 Michael Matz <matz@suse.de>
4246 * builtins.c (expand_builtin_interclass_mathfn,
4247 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4250 2010-03-19 Richard Guenther <rguenther@suse.de>
4252 PR tree-optimization/43415
4253 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4254 (phi_translate_1): ... this.
4255 (phi_translate): Move all caching here. Cache all NARY
4256 and REFERENCE translations.
4258 2010-03-19 David S. Miller <davem@davemloft.net>
4260 With help from Eric Botcazou.
4261 * config/sparc/sparc.c: Include dwarf2out.h.
4262 (emit_pic_helper): Delete.
4263 (pic_helper_symbol_name): Delete.
4264 (pic_helper_emitted_p): Delete.
4265 (pic_helper_needed): New.
4266 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4267 (get_pc_thunk_name): New.
4268 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4269 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4270 Set pic_helper_needed to true. Don't call emit_pic_helper.
4271 (sparc_expand_prologue): Update load_pic_register call.
4272 (sparc_output_mi_thunk): Likewise.
4273 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4274 thunk if possible. Output CFI information as needed.
4276 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4277 Jack Howarth <howarth@bromo.med.uc.edu>
4280 * config/i386/i386.h: Fix ABI on darwin x86-32.
4282 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4284 * tree.h: Declare make_decl_rtl_for_debug.
4285 * varasm.c (make_decl_rtl_for_debug): New.
4286 * dwarf2out.c (rtl_for_decl_location): Call it.
4287 * cfgexpand.c (expand_debug_expr): Call it.
4289 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4292 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4296 * var-tracking.c (vt_init_cfa_base): Do nothing if
4297 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4299 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4302 * var-tracking.c (canonicalize_vars_star): New.
4303 (dataflow_post_merge_adjust): Use it.
4305 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4308 * var-tracking.c (non_suitable_const): New function.
4309 (add_uses): For DEBUG_INSNs with constants, don't record any
4310 value, instead just the constant value itself.
4311 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4312 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4313 (emit_notes_in_bb): Likewise.
4314 (emit_note_insn_var_location): For onepart variables if
4315 cur_loc is a VOIDmode constant, use DECL_MODE.
4317 2010-03-18 Martin Jambor <mjambor@suse.cz>
4320 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4321 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4322 all non-clones. Moved call redirection...
4323 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4324 (cgraph_materialize_all_clones): Dispose of all
4325 combined_args_to_skip bitmaps.
4326 (verify_cgraph_node): Do not check for edges pointing to wrong
4327 nodes in inline clones.
4328 * tree-inline.c (copy_bb): Call
4329 cgraph_redirect_edge_call_stmt_to_callee.
4330 * ipa.c (cgraph_remove_unreachable_nodes): Call
4331 cgraph_node_remove_callees even when there are used clones.
4333 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4337 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4340 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4343 2010-03-18 Michael Matz <matz@suse.de>
4346 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4347 into sqrt(x) if we need to preserve signed zeros.
4349 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4350 Eric Botcazou <ebotcazou@adacore.com>
4352 PR rtl-optimization/43360
4353 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4354 note if we don't know its invariant status.
4356 2010-03-18 Michael Matz <matz@suse.de>
4358 PR tree-optimization/43402
4359 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4360 PHI chains of ssa names registered for update.
4362 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4365 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4366 non-offsettable and pre_modify update addressing.
4367 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4368 and "2" alternatives "#".
4369 (*movdd_softfloat32): Make all alternatives "#";
4370 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4371 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4372 (*movdf_softfloat32): Make all alternatives "#";
4373 (movdi): Use the new DIFD mode iterator to create a common splitter
4374 for movdi, movdf and movdd patterns.
4376 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4378 * common.opt (dumpdir): Remove redundant tab.
4380 2010-03-17 Martin Jambor <mjambor@suse.cz>
4382 PR tree-optimization/43347
4383 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4384 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4386 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4388 PR rtl-optimization/42216
4389 * regrename.c (create_new_chain): New function, broken out from...
4390 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4391 appending a use to an empty chain.
4392 (build_def_use): Remove previous changes that convert OP_INOUT to
4393 OP_OUT operands; instead detect the case where an OP_INOUT operand
4394 uses a previously untracked register and create an empty chain for it.
4396 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4398 * doc/extend.texi (Function Attributes): Rewrite unfinished
4399 sentence in ms_abi documentation.
4401 2010-03-17 Alan Modra <amodra@gmail.com>
4403 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4404 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4405 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4406 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4408 2010-03-16 Richard Henderson <rth@redhat.com>
4411 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4412 (lower_try_finally): Save and restore eh_seq around the expansion
4415 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4417 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4418 statements before splitting block.
4420 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4422 * doc/sourcebuild.texi (Testsuites): Fix markup.
4423 Use pathnames relative to gcc/testsuite.
4424 (Test Directives): Move description of how timeout is determined.
4425 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4426 (C Tests): Correct gcc.misc-tests directory.
4427 Framework tests now live in gcc.test-framework.
4429 2010-03-16 Richard Guenther <rguenther@suse.de>
4432 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4433 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4435 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4436 Alexandre Oliva <aoliva@redhat.com>
4438 PR tree-optimization/42917
4439 * lambda-code.c (remove_iv): Skip debug statements.
4440 (lambda_loopnest_to_gcc_loopnest): Likewise.
4441 (not_interesting_stmt): Debug statements are not interesting.
4443 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4447 * cselib.c (cselib_preserve_constants,
4448 cfa_base_preserved_val): New static variables.
4449 (preserve_only_constants): New function.
4450 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4451 clear its REG_VALUES. If cselib_preserve_constants, don't
4452 empty the whole hash table, but preserve there VALUEs with constants,
4453 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4454 (cselib_preserve_cfa_base_value): New function.
4455 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4456 (cselib_init): Change argument to int bitfield. Set
4457 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4459 (cselib_finish): Clear cselib_preserve_constants and
4460 cfa_base_preserved_val.
4461 * cselib.h (enum cselib_record_what): New enum.
4462 (cselib_init): Change argument to int.
4463 (cselib_preserve_cfa_base_value): New prototype.
4464 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4465 * dse.c (dse_step1): Likewise.
4466 * cfgcleanup.c (thread_jump): Likewise.
4467 * sched-deps.c (sched_analyze): Likewise.
4468 * gcse.c (local_cprop_pass): Likewise.
4469 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4470 If FN is non-NULL, call the callback always and whenever it returns
4471 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4472 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4473 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4474 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4475 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4476 * var-tracking.c: Include recog.h.
4477 (bb_stack_adjust_offset): Remove.
4478 (vt_stack_adjustments): Don't call it, instead just gather the
4479 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4480 (adjust_stack_reference): Remove.
4481 (compute_cfa_pointer): New function.
4482 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4483 (struct adjust_mem_data): New type.
4484 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4486 (get_address_mode): New function.
4487 (replace_expr_with_values): Use it.
4488 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4489 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4490 (adjust_sets): Remove.
4491 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4492 Use get_address_mode.
4493 (get_adjusted_src): Remove.
4494 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4495 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4496 (add_with_sets): Don't call adjust_sets.
4497 (fp_setter, vt_init_cfa_base): New functions.
4498 (vt_initialize): Change return type to bool. Move most of pool etc.
4499 initialization to the beginning of the function from end. Pass
4500 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4501 If !frame_pointer_needed, call vt_stack_adjustment before mos
4502 vector is filled, call vt_init_cfa_base if argp/framep has been
4503 eliminated to sp. If frame_pointer_needed and argp/framep has
4504 been eliminated to hard frame pointer, set
4505 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4506 encountering fp setter in the prologue. For MO_ADJUST, call
4507 log_op_type before pusing the op into mos vector, not afterwards.
4508 Call adjust_insn before cselib_process_insn/add_with_sets,
4509 call cancel_changes (0) afterwards.
4510 (variable_tracking_main_1): Adjust for vt_initialize calling
4511 vt_stack_adjustments and returning whether it succeeded or not.
4513 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4515 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4518 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4520 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4522 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4523 drap_reg has not been set.
4525 2010-03-15 Michael Matz <matz@suse.de>
4528 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4529 use it to expand block copies.
4530 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4531 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4532 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4534 2010-03-15 Richard Guenther <rguenther@suse.de>
4536 PR tree-optimization/43367
4537 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4540 2010-03-15 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/43317
4543 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4545 2010-03-15 Martin Jambor <mjambor@suse.cz>
4547 PR tree-optimization/43141
4548 * tree-sra.c (create_abstract_origin): New function.
4549 (modify_function): Call create_abstract_origin.
4551 2010-03-15 Chris Demetriou <cgd@google.com>
4553 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4556 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4559 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4560 call insert_out_of_ssa_copy for default definitions.
4562 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4564 * graphite-clast-to-gimple.c (my_long_long): Defined.
4565 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4566 * graphite-sese-to-poly.c (my_long_long): Defined.
4567 (scop_ivs_can_be_represented): Use it.
4569 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4571 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4572 graphite-max-bbs-per-function, and loop-block-tile-size.
4573 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4575 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4577 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4579 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4580 forward declaration.
4581 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4582 (add_upper_bounds_from_estimated_nit): New.
4583 (build_loop_iteration_domains): Use it.
4585 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4587 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4589 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4592 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4593 should be an INTEGER_CST. Also handle CASE_CONVERT.
4595 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4597 * graphite.c (graphite_initialize): To bound the number of bbs per
4598 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4599 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4600 * doc/invoke.texi: Document it.
4602 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4604 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4605 * graphite-sese-to-poly.h (build_poly_scop): Same.
4607 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4609 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4610 the number of parameters in the scop. Use as an upper bound
4611 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4612 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4613 * doc/invoke.texi: Document it.
4615 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4617 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4618 * doc/c-tree.texi: Remove.
4619 * doc/generic.texi: Merge c-tree.texi here.
4620 * doc/gccint.texi (Trees): Remove menu entry.
4621 (c-tree.texi): Remove @include.
4622 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4623 * doc/languages.texi (Reading RTL): Ditto.
4625 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4628 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4630 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4633 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4634 code added to work around reload clobbering CONST insns.
4636 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4638 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4639 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4640 (cselib_preserve_only_values): Remove retain argument, don't
4641 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4642 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4643 * var-tracking.c (micro_operation): Move insn field before union.
4644 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4645 (struct variable_tracking_info_def): Remove n_mos field, change
4646 mos into a vector of micro_operations.
4647 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4648 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4649 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4650 changing into a vector.
4651 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4652 come before all other uops generated by add_stores.
4653 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4655 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4656 a vector. Run just one pass over the bbs instead of separate counting
4657 and computation phase.
4658 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4661 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4662 into *nonlocalized_list vector.
4663 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4664 even if origin is non-NULL.
4665 (gen_variable_die): Likewise.
4666 (process_scope_var): Don't change origin.
4667 (gen_decl_die): Likewise.
4668 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4669 before adding new edges instead of after it, fix moving over
4672 2010-03-11 David S. Miller <davem@davemloft.net>
4674 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4676 * configure: Rebuild.
4678 2010-03-11 Martin Jambor <mjambor@suse.cz>
4680 PR tree-optimization/43257
4681 * tree.c (assign_assembler_name_if_neeeded): New function.
4682 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4684 * tree.h (assign_assembler_name_if_neeeded): Declare.
4685 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4686 the function if needed.
4688 2010-03-11 Chris Demetriou <cgd@google.com>
4690 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4691 include/stdint-gcc.h, and include/stdint.h world-readable.
4693 2010-03-11 Richard Guenther <rguenther@suse.de>
4695 PR tree-optimization/43255
4696 * tree-vrp.c (process_assert_insertions_for): Do not insert
4697 asserts for trivial conditions.
4699 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4701 PR tree-optimization/43280
4702 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4703 generation. Move calculation of size out of the if branch.
4704 (find_bswap): Modify compare number generation.
4706 2010-03-11 Richard Guenther <rguenther@suse.de>
4709 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4710 (input_gimple_stmt): Fixup handled component types during
4711 operand read. Also fix up decls in ADDR_EXPRs.
4713 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4715 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4716 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4718 2010-03-10 Jan Hubicka <jh@suse.cz>
4721 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4722 * varasm.c (get_variable_section): Don't do that here...
4723 (make_decl_rtl): ... and here.
4724 (do_assemble_alias): Produce decl RTL.
4725 (assemble_alias): Likewise.
4727 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4730 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4731 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4733 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4734 (based_loc_descr): Only express drap or vdrap regno based expressions
4735 using DW_OP_fbreg when not optimizing.
4736 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4737 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4738 REG_CFA_SET_VDRAP note.
4740 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4742 PR tree-optimization/43236
4743 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4744 error in calculation of base address in reverse iteration case.
4745 (generate_builtin): Take number of latch executions if the statement
4748 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4751 * tree-eh.c: Include pointer-set.h.
4752 (lower_eh_dispatch): Filter out duplicate case labels and
4753 remove the unneeded edge when the label is unused. Return
4754 true when some edges are removed.
4755 (execute_lower_eh_dispatch): When any lowering resulted in
4756 removing an edge, also delete unreachable blocks.
4758 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4761 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4762 UNSPEC_MACHOPIC_OFFSET.
4764 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4767 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4768 (m68k_delegitimize_address): New function.
4770 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4773 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4776 * var-tracking.c (adjust_sets): New function.
4777 (count_with_sets, add_with_sets): Use it.
4778 (get_adjusted_src): New inline function.
4779 (add_stores): Use it.
4782 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4783 call cselib_dummy_expand_value_rtx_cb instead of
4784 cselib_expand_value_rtx_cb.
4787 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4788 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4789 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4790 and .cfi_endproc around the pic thunks.
4791 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4792 all queued unwind info register saves are saved before the call.
4793 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4794 considered as sp-=4 for unwind info and the pop as sp+=4 which
4795 also clobbers dest, but doesn't actually restore it.
4798 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4799 RTX_FRAME_RELATED_P.
4801 2010-03-09 Jie Zhang <jie@codesourcery.com>
4803 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4804 whitespaces in output template.
4806 2010-03-09 Jie Zhang <jie@codesourcery.com>
4808 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4811 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4813 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4814 builtins.exp in a separate job.
4816 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4818 * graphite-sese-to-poly.c (add_param_constraints): Use
4819 lower_bound_in_type and upper_bound_in_type.
4821 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4823 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4824 instead of unsigned_type_node.
4826 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4827 Reza Yazdani <reza.yazdani@amd.com>
4830 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4831 on pointer type parameters.
4833 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4837 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4838 handle conversions from pointer to integers.
4839 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4840 induction variable, to be able to work with code generated by CLooG.
4841 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4842 (build_poly_scop): Bail out if we cannot codegen a loop.
4844 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4846 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4847 code generation with gloog_error.
4849 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4851 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4852 Call fold_convert on all the returned values.
4853 (expand_scalar_variables_expr): Pass to
4854 expand_scalar_variables_ssa_name the type of the resulting expression.
4856 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4858 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4859 ppl_min_for_le_pointset.
4860 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4861 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4865 * graphite-dependences.c (map_into_dep_poly): Removed.
4866 (dependence_polyhedron_1): Use combine_context_id_scat.
4868 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4870 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4871 (struct poly_bb): Same.
4872 (combine_context_id_scat): New.
4874 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4877 * sese.c (name_defined_in_loop_p): Return false for default
4880 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4882 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4883 and clean up the logic.
4885 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4887 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4890 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4892 * var-tracking.c (remove_cselib_value_chains): Define only for
4894 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4895 delete_slot_part, emit_notes_for_differences_1): Don't call
4896 remove_cselib_value_chains here.
4897 (set_slot_part, emit_notes_for_differences_2): Don't call
4898 add_cselib_value_chains here.
4899 (preserved_values): New vector.
4900 (preserve_value): New function.
4901 (add_uses, add_stores, vt_add_function_parameters): Use it
4902 instead of cselib_preserve_value.
4903 (changed_values_stack): New vector.
4904 (check_changed_vars_0): New function.
4905 (check_changed_vars_1, check_changed_vars_2): Use it.
4906 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4907 changed_values_stack VALUEs.
4908 (vt_emit_notes): For all preserved_values call
4909 add_cselib_value_chains. If ENABLE_CHECKING call
4910 remove_cselib_value_chains before verifying value_chains is empty.
4911 Initialize and free changed_values_stack.
4912 (vt_initialize): Initialize preserved_values.
4913 (vt_finalize): Free preserved_values.
4915 2010-03-08 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/43269
4918 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4921 2010-03-08 Martin Jambor <mjambor@suse.cz>
4923 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4924 (ipa_is_param_called): Removed.
4925 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4926 (ipa_print_node_params): Do not print the called flag.
4927 (ipa_write_node_info): Do not stream the called flag.
4928 (ipa_read_node_info): Likewise.
4930 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4933 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4934 * cselib.c (struct expand_value_data): Add dummy field.
4935 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4937 (cselib_dummy_expand_value_rtx_cb): New function.
4938 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4940 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4941 * var-tracking.c: Include pointer-set.h.
4942 (variable): Change n_var_parts to char from int. Add
4943 cur_loc_changed and in_changed_variables fields.
4944 (variable_canonicalize): Remove.
4945 (shared_var_p): New inline function.
4946 (unshare_variable): Maintain cur_loc_changed and
4947 in_changed_variables fields. If var was in changed_variables,
4948 replace it there with new_var. Just copy cur_loc instead of
4949 resetting it to something else.
4950 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4951 (dataflow_set_union): Don't call variable_canonicalize.
4952 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4953 of their DEBUG_EXPR_TREE_DECLs.
4954 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4955 and in_changed_variables and cur_loc_changed is false.
4956 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4957 and cur_loc_changed. Don't update cur_loc here.
4958 (variable_merge_over_src): Don't call variable_canonicalize.
4959 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4960 removing loc that is equal to cur_loc, clear cur_loc,
4961 set cur_loc_changed and ensure variable_was_changed is called.
4962 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4963 compare pointers in cur_loc check, if it is equal to loc,
4964 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4965 (variable_different_p): Remove compare_current_location argument,
4966 don't compare cur_loc.
4967 (dataflow_set_different_1): Adjust variable_different_p caller.
4968 (variable_was_changed): If dv had some var in changed_variables
4969 already, reset in_changed_variables flag for it and propagate
4970 cur_loc_changed over to the new variable. On empty var
4971 always set cur_loc_changed. Set in_changed_variables on whatever
4972 var is added to changed_variables.
4973 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4974 Use shared_var_p. When removing loc that is equal to cur_loc,
4975 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4976 end, don't set it to something else, just call variable_was_changed.
4977 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4978 loc being removed, clear cur_loc and set cur_loc_changed.
4979 Set cur_loc_changed if all locations have been removed.
4980 (struct expand_loc_callback_data): New type.
4981 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4982 allocated. Always create SUBREGs if simplify_subreg failed.
4983 Prefer to use cur_loc, when that fails and still in
4984 changed_variables (and seen first time) recompute it. Set
4985 cur_loc_changed of variables which had to change cur_loc and
4986 compute elcd->cur_loc_changed if any of the subexpressions used
4987 had to change cur_loc.
4988 (vt_expand_loc): Adjust to pass arguments in
4989 expand_loc_callback_data structure.
4990 (vt_expand_loc_dummy): New function.
4991 (emitted_notes): New variable.
4992 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4993 that weren't used for any other decl in current
4994 emit_notes_for_changes call call vt_expand_loc_dummy to update
4995 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4996 first loc_chain location if NULL before. Always use just
4997 cur_loc instead of first loc_chain location. When cur_loc_changed
4998 is false, when not --enable-checking=rtl just don't emit any note.
4999 When rtl checking, compute the note and assert it is the same
5000 as previous note. Clear cur_loc_changed and in_changed_variables
5001 at the end before removing from changed_variables.
5002 (check_changed_vars_3): New function.
5003 (emit_notes_for_changes): Traverse changed_vars to call
5004 check_changed_vars_3 on each changed var.
5005 (emit_notes_for_differences_1): Clear cur_loc_changed and
5006 in_changed_variables. Recompute cur_loc of new_var.
5007 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5008 (vt_emit_notes): Initialize and destroy emitted_notes.
5010 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5012 PR rtl-optimization/42220
5013 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5014 Use verify_reg_tracked to determine if we should use OP_OUT rather
5016 (build_def_use): If we see an in-out operand for a register that we
5017 know nothing about, treat is an output if possible, fail the block if
5020 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5023 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5026 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5029 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5030 uses of relevant DEFs that are dead outside the loop too.
5032 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5034 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5036 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5038 * var-tracking.c (values_to_unmark): New variable.
5039 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5040 values_to_unmark vector. Moved body to...
5041 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5042 instead queue it into values_to_unmark vector.
5043 (vt_find_locations): Free values_to_unmark vector.
5045 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5047 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5048 (site.exp): Export them when plugins are enabled.
5050 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5053 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5055 (chrec_fold_multiply): Same.
5057 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5060 * c-decl.c (build_compound_literal): Return early if init is
5063 2010-03-04 Martin Jambor <mjambor@suse.cz>
5065 PR tree-optimization/43164
5066 PR tree-optimization/43191
5067 * tree-sra.c (type_consists_of_records_p): Reject records with
5068 zero-size bit-fields at the end.
5070 2010-03-04 Mike Stump <mikestump@comcast.net>
5072 * Makefile.in (TAGS): Remove *.y.
5074 2010-03-04 Richard Guenther <rguenther@suse.de>
5076 PR tree-optimization/40761
5077 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5079 (my_rev_post_order_compute): New function.
5080 (init_pre): Call it.
5082 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5085 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5086 decrease the cost of an IV candidate when the cost is infinite.
5088 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5090 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5091 Use '3DNow!' for the extension of that name, ensure normal space
5093 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5095 2010-03-03 Jeff Law <law@redhat.com>
5097 * PR middle-end/32693
5098 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5099 than gen_rtx_SUBREG.
5100 (extract_bit_field_1): Likewise.
5102 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5104 * doc/sourcebuild.texi (Test directives): Document that arguments
5105 include-opts and exclude-opts are now optional for dg-skip-if,
5106 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5108 2010-03-03 Jason Merrill <jason@redhat.com>
5111 * cgraph.h (varpool_node): Add extra_name field.
5112 * varpool.c (varpool_extra_name_alias): New.
5113 (varpool_assemble_decl): Emit extra name aliases.
5114 (varpool_mark_needed_node): Look past an extra name alias.
5115 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5116 * lto-streamer-in.c (lto_input_tree): Read it.
5117 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5119 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5121 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5122 (sparc*-*-solaris2*): ...this.
5124 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5127 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5128 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5129 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5130 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5133 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5134 fallthrough to default handling, just with want_address 0 instead of 2.
5135 For single element lists, add_AT_loc directly, otherwise create an
5136 artificial variable DIE and stick location list to it.
5139 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5140 (VAL_EXPR_HAS_REVERSE): Define.
5141 (reverse_op): New function.
5142 (add_stores): For reversible operations add an extra MO_VAL_USE.
5144 2010-03-02 Jason Merrill <jason@redhat.com>
5146 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5148 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5150 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5151 (sparc64-*-linux*): Likewise.
5152 (sparc64-*-solaris2*): Include assembler files before linker ones.
5153 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5154 * config/sparc/gas.h: Delete.
5155 * config/sparc/sol2-64.h: Add copyright notice.
5156 * config/sparc/sol2-gas-bi.h: Likewise.
5157 * config/sparc/sol2-gld.h: Likewise.
5158 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5159 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5160 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5161 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5162 (sparc_elf_asm_named_section): Rename into...
5163 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5165 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5167 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5169 2010-03-02 Jeff Law <law@redhat.com>
5172 * reload1.c (rtx_p, substitute_stack): Declare.
5173 (substitute): Record addresses of changed rtxs.
5174 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5175 Restore the original rtx when complete.
5176 (reload): Free subsitute_stack when complete.
5178 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5180 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5181 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5183 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5184 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5185 Torture Tests): Change from subsection to section.
5187 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5188 Steven Bosscher <steven@gcc.gnu.org>
5190 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5193 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5196 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5197 the assignment from the new induction variable to the assignment
5198 of the value from the original loop PHI function.
5200 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5201 Daniel Jacobowitz <dan@codesourcery.com>
5203 * doc/sourcebuild.texi (Test directives): Clarify options to
5206 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5208 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5209 Disable cfi directives unless GCC and gas agree on using read-only
5210 .eh_frame sections for 64-bit.
5211 * configure: Regenerate.
5213 2010-03-01 Richard Guenther <rguenther@suse.de>
5215 PR tree-optimization/43220
5216 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5217 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5219 2010-03-01 Richard Guenther <rguenther@suse.de>
5220 Martin Jambor <mjambor@suse.cz>
5223 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5224 gimplified parameters.
5226 2010-03-01 Christian Bruel <christian.bruel@st.com>
5228 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5230 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5232 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5234 2010-03-01 Richard Guenther <rguenther@suse.de>
5237 * expr.c (expand_assignment): Use the alias-oracle to tell
5238 if the rhs aliases the result decl.
5240 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5243 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5244 to sol_gt_pch_get_address.
5245 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5246 64-bit, SPARC and x86.
5247 (sol_gt_pch_get_address): New function.
5249 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5251 * toplev.h (inform_n, error_n): Declare.
5252 * diagnostic.c (inform_n, error_n): New function.
5254 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5256 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5257 has no rtl yet when processing local_decls, queue it and recheck
5258 if deferred stack allocation hasn't assigned it rtl.
5260 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5262 * config/sh/sh.c (unspec_bbr_uid): New.
5263 (gen_block_redirect): Use it instead of INSN_UID.
5264 (gen_far_branch): Likewise.
5266 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5268 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5269 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5271 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5273 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5274 (Warning Options): -Wno-conversion-null is valid for
5275 Objective-C++ as well.
5276 * doc/tm.texi (Named Address Spaces): Likewise.
5277 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5278 * doc/tree-ssa.texi (Tree SSA): Likewise.
5280 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5283 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5284 by default. Don't set the default arch for
5285 i[34567]86-*-darwin*|x86_64-*-darwin*.
5287 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5290 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5291 default. Set the default 32bit/64bit archs with $with_arch
5292 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5294 2010-02-27 Richard Guenther <rguenther@suse.de>
5296 PR tree-optimization/43186
5297 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5298 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5299 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5300 unroller iterations.
5302 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5304 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5305 required and i[34567]86-*-* targets don't support 64bit ISA.
5307 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5310 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5313 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5315 * config.gcc: Set the default arch at least to Prescott for
5316 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5317 if SSE math is enabled.
5319 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5321 * diagnostic.c (diagnostic_initialize): Update.
5322 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5324 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5325 (diagnostic_inhibit_notes): New.
5326 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5328 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5331 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5332 * doc/standards.texi: Likewise.
5333 * doc/extend.texi: Likewise.
5334 * doc/trouble.texi: Likewise.
5335 * doc/cppopts.texi: Likewise.
5336 * doc/install.texi: Likewise.
5337 * c.opt (std=c90,std=gnu90): New options.
5338 * c-opts.c (c_common_handle_option): Handle them.
5340 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5343 * c-decl.c (undeclared_variable): Use an informative note.
5345 2010-02-26 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/43186
5348 * gimple.h (gimple_fold): Remove.
5349 * gimple.c (gimple_fold): Remove. Inline into single user ...
5350 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5351 Try harder for conditions.
5353 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5356 * function.c (used_types_insert): Don't skip through named pointer
5357 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5358 and it is different from the main variant's type.
5360 2010-02-26 Nick Clifton <nickc@redhat.com>
5362 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5364 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5366 * config.gcc: Support --with-fpmath=sse for x86.
5368 * config/i386/ssemath.h: New.
5370 * doc/install.texi (--with-fpmath=sse): Documented.
5372 2010-02-26 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/43188
5375 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5376 vector types of over-aligned element type.
5378 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5382 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5384 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5386 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5388 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5390 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5391 * var-tracking.c: Include diagnostic.h.
5392 (debug_dv): New function.
5393 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5396 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5397 (add_value_chain, add_value_chains, remove_value_chain,
5398 remove_value_chains): Handle DEBUG_EXPRs.
5399 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5402 * regcprop.c (struct queued_debug_insn_change): New type.
5403 (struct value_data_entry): Add debug_insn_changes field.
5404 (struct value_data): Add n_debug_insn_changes field.
5405 (debug_insn_changes_pool): New variable.
5406 (free_debug_insn_changes, apply_debug_insn_changes,
5407 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5408 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5409 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5411 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5413 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5414 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5415 changes, call cprop_find_used_regs via note_stores.
5416 (copyprop_hardreg_forward): When copying vd from predecessor
5417 which has any queued DEBUG_INSN changes, make sure the pointers are
5418 cleared. At the end call df_analyze and then if there are any
5419 DEBUG_INSN changes queued at the end of some basic block for still
5420 live registers, apply them.
5421 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5423 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5425 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5428 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5430 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5431 targets. Set the default with_cpu/with_arch from arch/cpu.
5432 Allow x86-64 and native for with_cpu/with_arch.
5434 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5436 * ebitmap.c: Change calls to verify_popcount with calls to
5437 sbitmap_verify_popcount.
5438 (ebitmap_clear_bit): Fixed map->cacheindex test and
5439 map>cache update when bit clearing results in an empty
5442 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5445 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5446 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5447 and support both V2DF and V2DI modes.
5448 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5449 support both V2DF and V2DI modes.
5450 (general): Delete trailing whitespace from a few patterns.
5452 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5453 V2DF/V2DI interleave high/low builtins.
5455 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5458 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5459 interleave high/low functions.
5461 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5463 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5464 #pragma extern_prefix.
5466 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5469 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5470 BLKmode, assert op0 is a MEM and just adjust its mode.
5473 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5474 if bitpos isn't multiple of mode's bitsize.
5476 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5478 * c.opt (-ftemplate-depth=): New.
5479 (-ftemplate-depth-): Deprecate.
5480 * optc-gen.awk: Handle -ftemplate-depth=.
5481 * opth-gen.awk: Likewise.
5482 * c-opts.c (c_common_handle_option): Likewise.
5483 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5485 2010-02-24 Jason Merrill <jason@redhat.com>
5487 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5489 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5491 * cfg.c (alloc_aux_for_block): Remove inline.
5492 (alloc_aux_for_edge): Likewise.
5494 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5496 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5498 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5500 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5501 * config/i386/sol2-gas.h: New file.
5502 * config.gcc (i[34567]86-*-solaris2*): Use it.
5504 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5507 * c-typeck.c (ep_convert_and_check): New.
5508 (build_conditional_expr): Use it.
5509 (build_binary_op): Likewise.
5511 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5513 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5516 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5517 bounds even for -O+.
5518 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5519 expr needs to have DECL_NAME set.
5521 2010-02-24 Nick Clifton <nickc@redhat.com>
5523 * config/mep/mep.c: Include gimple.h.
5524 (mep_function_uses_sp): Delete unused function.
5525 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5526 parameters. Use unsigned integers to count args. Return a
5527 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5529 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5532 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5533 greater or equal to nelt instead of 2 * nelt.
5534 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5537 2010-02-23 Jason Merrill <jason@redhat.com>
5540 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5541 in cfun->local_decls even if they have register types.
5544 * stor-layout.c (place_field): Don't warn about unnecessary
5545 DECL_PACKED if the type is packed.
5547 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5550 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5551 GOTOFF relocs, even when the base reg isn't pic pointer.
5553 2010-02-23 Michael Matz <matz@suse.de>
5556 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5557 (expand_gimple_basic_block): Generate and use debug temps if there
5558 are debug uses left after the last real use of TERed ssa names.
5559 Unlink debug immediate uses when they are expanded.
5561 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5564 * config/i386/i386.c (override_options): Reorganise to provide
5565 better error messages.
5567 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5570 * graphite-scop-detection.c (create_single_exit_edge): Move
5571 the call to find_single_exit_edge to....
5572 (create_sese_edges): ...here. Don't handle multiple edges
5573 exiting the function.
5574 (build_graphite_scops): Don't handle multiple edges
5575 exiting the function.
5577 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5580 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5581 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5583 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5586 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5588 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5591 * c-typeck.c (convert_arguments): Print declaration location.
5592 * c-common.c (validate_nargs): Rename as
5593 builtin_function_validate_nargs.
5594 (check_builtin_function_arguments): Update.
5596 2010-02-22 Richard Guenther <rguenther@suse.de>
5599 * tree-inline.c (declare_return_variable): Use the type of
5600 the call stmt lhs if available.
5602 2010-02-22 Duncan Sands <baldrick@free.fr>
5604 * passes.c (register_pass): Always consider all pass lists when
5605 ref_pass_instance_number is zero.
5607 2010-02-22 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/42749
5610 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5611 parameter. Do arithmetic in the original type.
5612 (update_accumulator_with_ops): Likewise.
5613 (adjust_accumulator_values): Adjust.
5615 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5617 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5618 (QI to BLKmode splitter): New splitter.
5620 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5622 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5623 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5625 2010-02-22 Richard Guenther <rguenther@suse.de>
5627 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5629 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5631 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5632 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5633 ($(T)crti.o, $(T)crtn.o): Remove rules.
5635 2010-02-21 Tobias Burnus <burnus@net-b.de>
5638 * doc/invoke.texi (-fassociative-math): Document that this
5639 option is automatically enabled for Fortran.
5641 2010-02-20 David S. Miller <davem@davemloft.net>
5643 * configure.ac: Test if linker and assembler properly support
5644 GOTDATA_OP relocations.
5645 * configure: Rebuild.
5646 * config.in: Likewise.
5647 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5648 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5649 (movsi_high_pic): Likewise.
5650 (movdi_lo_sum_pic): Likewise.
5651 (movdi_high_pic): Likewise.
5652 (movsi_pic_gotdata_op): New pattern.
5653 (movdi_pic_gotdata_op): Likewise.
5654 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5655 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5657 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5661 attribute to ssemul.
5662 (xop_mulv2div2di3_high): Ditto.
5664 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5667 * c.opt (Wconversion-null): New option.
5668 * doc/invoke.texi (Wconversion-null): Document.
5670 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5672 * common.opt (Wlarger-than-): Add Undocumented.
5674 2010-02-19 Mike Stump <mikestump@comcast.net>
5676 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5678 2010-02-19 Jason Merrill <jason@redhat.com>
5681 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5682 * configure: Likewise.
5684 2010-02-20 Alan Modra <amodra@gmail.com>
5687 * cgraph.h (cgraph_make_decl_local): Declare.
5688 * cgraph.c (cgraph_make_decl_local): New function.
5689 (cgraph_make_node_local): Use it.
5690 * cgraphunit.c (cgraph_function_versioning): Likewise.
5691 * ipa.c (function_and_variable_visibility): Likewise.
5693 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5696 * except.c (sjlj_emit_function_enter): Don't call
5697 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5699 * rtl.h (add_reg_br_prob_note): Remove prototype.
5701 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5704 * c-common.c (conversion_warning): Remove widening conversions
5705 before checking the conversion of integers to reals.
5707 2010-02-19 Mike Stump <mikestump@comcast.net>
5710 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5713 * cgraphunit.c (process_function_and_variable_attributes): Check
5714 DECL_PRESERVE_P instead of looking up attribute "used".
5715 * ipa-pure-const.c (check_decl): Likewise.
5716 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5717 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5718 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5719 instead of attribute "used".
5720 * config/sol2-c.c (solaris_pragma_init): Likewise.
5721 (solaris_pragma_fini): Likewise.
5723 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5725 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5726 Use XCNEW instead of xcalloc.
5727 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5728 XNEW instead of xmalloc.
5729 (get_fields): Use XNEWVEC instead of xmalloc.
5732 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5733 populate vars array.
5734 (create_new_general_access): For debug stmts just reset value.
5735 (get_stmt_accesses): For accesses within debug stmts just record them
5736 using add_access_to_acc_sites instead of preventing the peeling or
5737 counting them as accesses.
5740 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5742 2010-02-19 Richard Guenther <rguenther@suse.de>
5744 PR tree-optimization/42916
5745 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5748 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5750 * configure.ac: Replace all uses of changequote in macro arguments
5751 with proper quoting.
5753 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5756 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5758 2010-02-19 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/42944
5761 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5762 test for aliasing with errno.
5764 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5767 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5768 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5769 * dojump.c: Include output.h.
5770 (inv): New inline function.
5771 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5772 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5773 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5774 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5775 argument, pass it down to other calls.
5776 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5777 add REG_BR_PROB note to the conditional jump.
5778 * cfgexpand.c (add_reg_br_prob_note): Removed.
5779 (expand_gimple_cond): Don't call it, add the probability
5780 as last argument to jumpif_1/jumpifnot_1.
5781 * Makefile.in (dojump.o): Depend on output.h.
5782 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5784 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5785 * stmt.c (do_jump_if_equal): Likewise.
5786 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5787 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5788 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5790 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5791 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5792 jumpifnot_1 callers.
5793 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5795 (store_expr): Adjust jumpifnot caller.
5796 (store_constructor): Adjust jumpif caller.
5799 * gimplify.c (gimple_boolify): For __builtin_expect call
5800 gimple_boolify also on its first argument.
5802 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5804 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5806 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5807 * configure: Regenerated.
5809 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5811 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5812 lang_hooks.types_compatible_p instead of comptypes.
5814 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5816 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5817 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5818 if __prefer_thumb__ is defined.
5820 2010-02-18 Martin Jambor <mjambor@suse.cz>
5822 PR tree-optimization/43066
5823 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5824 array with zero-sized element type.
5826 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5828 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5829 rtx, allocate struct var_loc_node here and return it to the
5830 caller, and only if it is actually needed.
5831 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5832 move it earlier and return immediately if it returns NULL.
5834 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5836 * config/sparc/gas.h: New file. Restore
5837 TARGET_ASM_NAMED_SECTION to its ELF default.
5838 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5840 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5841 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5842 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5843 after sparc/sysv4.h.
5845 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5847 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5849 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5851 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5852 patterns from predicated pattern.
5854 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5857 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5858 for insn mnemonic suffix.
5860 2010-02-17 Richard Guenther <rguenther@suse.de>
5862 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5865 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5868 * caller-save.c (save_call_clobbered_regs): If BB ends with
5869 a DEBUG_INSN, move any notes in between last real insn and the last
5870 DEBUG_INSN after the last DEBUG_INSN.
5872 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5874 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5875 Fix return type. Fix argument type. Explain meaning of return value.
5877 2010-02-16 Richard Guenther <rguenther@suse.de>
5879 PR tree-optimization/41043
5880 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5881 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5883 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5885 2010-02-16 Ira Rosen <irar@il.ibm.com>
5887 PR tree-optimization/43074
5888 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5889 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5890 vectorizable cycles in hybrid SLP check.
5891 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5893 2010-02-16 Richard Guenther <rguenther@suse.de>
5895 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5896 (true_dependence): If memrefs_conflict_p computes must-alias
5897 trust it. Move TBAA check after offset-based disambiguation.
5898 (canon_true_dependence): Likewise.
5900 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5902 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5903 * doc/invoke.texi: Document it.
5904 * var-tracking.c: Include toplev.h and params.h.
5905 (vt_find_locations): Return bool indicating success. Compute
5906 hash sizes unconditionally. Check new parameter, report.
5907 (variable_tracking_main_1): Check vt_find_locations results and
5908 retry. Renamed from...
5909 (variable_tracking_main): ... this. New wrapper to preserve
5910 flag_var_tracking_assignments.
5911 * Makefile.in (var-tracking.o): Adjust dependencies.
5913 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5914 Jakub Jelinek <jakub@redhat.com>
5917 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5918 if weak_import attribute is present.
5919 * config/darwin.c (machopic_select_section): Likewise.
5921 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5923 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5924 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5925 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5926 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5928 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5931 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5934 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5935 Rewrite text to refer to the names.
5937 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5939 * config/i386/i386-builtin-types.def
5940 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5941 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5942 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5943 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5944 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5945 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5946 IX86_BUILTIN_VPERMIL2PS256.
5947 (MULTI_ARG_4_DF2_DI_I): Defined.
5948 (MULTI_ARG_4_DF2_DI_I1): Defined.
5949 (MULTI_ARG_4_SF2_SI_I): Defined.
5950 (MULTI_ARG_4_SF2_SI_I1): Defined.
5951 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5952 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5953 __builtin_ia32_vpermil2ps256.
5954 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5955 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5956 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5957 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5958 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5959 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5960 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5961 CODE_FOR_xop_vpermil2v8sf3.
5962 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5963 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5964 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5965 (_mm256_permute2_pd): New.
5966 (_mm_permute2_ps): New.
5967 (_mm256_permute2_ps): New.
5969 2010-02-15 Nick Clifton <nickc@redhat.com>
5971 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5972 boolean parameters. Use emit_jump_insn when emitting a pop
5973 instruction containing a return insn.
5974 (push): Use 'true' rather than '1' as second parameter to F.
5975 (h8300_expand_prologue): Likewise.
5976 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5977 (h8300_expand_epilogue): Likewise.
5979 2010-02-15 Richard Guenther <rguenther@suse.de>
5982 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5985 2010-02-15 Nick Clifton <nickc@redhat.com>
5987 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5990 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5992 * intl.c (fake_ngettext): New function.
5993 * intl.h (fake_ngettext): Declare.
5994 (ngettext): Define macro.
5995 * collect2.c (notice_translated): New function.
5996 (main): Use notice_translated and ngettext.
5997 * collect2.h (notice_translated): Declare.
5999 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6001 * reorg.c (delete_computation): Comment fixes.
6002 * caller-save.c (setup_save_areas): Idem.
6003 * sel-sched-dump.c (dump_lv_set): Idem.
6006 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6008 * config/s390/s390.c (s390_sched_init): New function.
6009 (TARGET_SCHED_INIT): Target hook defined.
6011 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6012 Jack Howarth <howarth@bromo.med.uc.edu>
6013 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6016 Partial revert of unintended change in fix for PR41605.
6017 * config/darwin.h: Fix typo.
6018 * config/darwin9.h: Same.
6020 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6022 * c-pch.c (pch_init): Clear v.
6024 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6027 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6028 graphite_can_represent_init for MULT_EXPR.
6030 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6034 * graphite-sese-to-poly.c (remove_phi): New.
6035 (translate_scalar_reduction_to_array): Call remove_phi.
6037 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6040 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6041 * graphite-clast-to-gimple.h (gloog): Update declaration.
6042 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6043 * graphite-poly.h (struct poly_bb): Add missing comments.
6044 (struct scop): Add poly_scop_p field.
6046 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6047 * graphite.c (graphite_transform_loops): Build the polyhedral
6048 representation for each scop before code generation.
6049 * sese.c (rename_variables_in_operand): Removed.
6050 (rename_variables_in_expr): Return the renamed expression.
6051 (rename_sese_parameters): New.
6052 * sese.h (rename_sese_parameters): Declared.
6054 2010-02-11 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/42998
6057 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6058 POINTER_PLUS_EXPR properly.
6060 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6061 Changpeng Fang <changpeng.fang@amd.com>
6064 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6065 the cost of an IV candidate when the IV is used in a test against zero.
6067 * gcc.dg/tree-ssa/ivopts-3.c: New.
6069 2010-02-11 Richard Guenther <rguenther@suse.de>
6072 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6073 pointer-vs-decl case by swapping refs. Handle some cases
6074 of pointer-vs-decl disambiguations more conservatively.
6075 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6076 to false after expanding.
6078 2010-02-11 Richard Guenther <rguenther@suse.de>
6081 * gcc.c (process_command): Handle LTO file@offset case more
6084 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6086 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6087 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6089 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6091 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6092 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6093 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6094 Optimize eq/ne comparisons when both arguments are known to be
6096 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6097 Don't mask operands unnecessarily if they are known to be already
6100 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6102 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6105 2010-02-10 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/43017
6108 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6109 for wrapping signed arithmetic.
6111 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6114 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6115 if no debug info should be emitted for it.
6117 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6119 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6120 note when flag_exceptions is set.
6122 2010-02-10 Duncan Sands <baldrick@free.fr>
6124 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6126 2010-02-10 Richard Guenther <rguenther@suse.de>
6129 * tree.c (get_unwidened): Handle constants.
6130 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6132 2010-02-10 Martin Jambor <mjambor@suse.cz>
6135 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6136 check for variable argument counts independently.
6138 2010-02-10 Christian Bruel <christian.bruel@st.com>
6141 * config/sh/sh.c (find_barrier): Increase length for non delayed
6142 conditional branches.
6144 2010-02-10 Christian Bruel <christian.bruel@st.com>
6146 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6148 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6150 * builtins.c (set_builtin_user_assembler_name): Also handle
6151 ffs if int is smaller than word.
6153 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6156 * ira-conflicts.c (get_dup): Remove.
6157 (process_reg_shuffles): Add new parameter. Use it as an
6158 additional guard for copy generation.
6159 (add_insn_allocno_copies): Rewrite.
6161 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6163 * common.opt (fsched2-use-traces): Preserved for backward
6165 * doc/invoke.texi: Remove the documentation about option
6166 -fsched2-use-traces.
6167 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6168 flag_sched2_use_traces.
6169 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6170 the backward compatibility flag section.
6172 2010-02-09 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/43008
6175 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6176 make HEAP variables initialized from global memory if they
6177 are not known builtin functions.
6178 (find_func_aliases): Adjust.
6180 2010-02-09 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/43000
6183 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6184 arithmetic manually.
6186 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6188 PR tree-optimization/42931
6189 * tree-loop-linear.c (try_interchange_loops): Don't call
6190 double_int_mul if estimated_loop_iterations failed.
6192 2010-02-08 Martin Jambor <mjambor@suse.cz>
6195 * tree-sra.c (build_accesses_from_assign): Do not mark in
6196 should_scalarize_away_bitmap if stmt has volatile ops.
6197 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6200 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6202 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6204 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6206 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6209 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6212 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6214 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6217 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6218 to unknown_dependence.
6219 (graphite_legal_transform_dr): Handle the unknown_dependence.
6220 (graphite_carried_dependence_level_k): Same.
6222 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6224 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6226 2010-02-07 Richard Guenther <rguenther@suse.de>
6229 * expr.c (get_inner_reference): Always initialize *pbitsize.
6231 2010-02-07 Richard Guenther <rguenther@suse.de>
6234 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6235 new ARRAY_REFs on variable size element or minimal index arrays.
6237 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6238 gimple_fold_indirect_ref.
6240 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6243 * arm.c (arm_override_options): Just return if the user has specified
6244 an invalid fpu name.
6246 2010-02-03 Jason Merrill <jason@redhat.com>
6249 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6250 i386_pe_maybe_record_exported_symbol.
6252 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6255 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6256 (pa_delegitimize_address): New function.
6258 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6260 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6261 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6263 2010-02-05 Richard Guenther <rguenther@suse.de>
6266 * lto-streamer-in.c (get_resolution): Deal with references
6267 to undefined functions.
6269 2010-02-05 Richard Guenther <rguenther@suse.de>
6271 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6272 (fold_const_aggregate_ref): Likewise.
6273 (ccp_fold_stmt): Substitute loads.
6274 (maybe_fold_reference): Verify types before substituting.
6276 (fold_gimple_assign): Unshare properly.
6277 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6279 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6281 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6282 for rs6000_gen_cell_microcode.
6284 2010-02-04 Richard Guenther <rguenther@suse.de>
6286 PR rtl-optimization/42952
6287 * dse.c (const_or_frame_p): Remove MEM handling.
6289 2010-02-04 Nick Clifton <nickc@redhat.com>
6291 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6292 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6293 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6294 (mn10300_asm_output_mi_thunk): New function.
6295 (mn10300_can_output_mu_thunk): New function.
6296 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6297 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6298 (FUNCTION_ARG): Delete incorrect comment.
6300 2010-02-03 Jason Merrill <jason@redhat.com>
6303 * fold-const.c (operand_equal_p): Handle erroneous types.
6305 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6307 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6309 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6311 PR rtl-optimization/42941
6312 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6315 2010-02-03 Jason Merrill <jason@redhat.com>
6318 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6320 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6323 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6324 (cselib_reset_table): Renamed from...
6325 (cselib_reset_table_with_next_value): ... this.
6326 (cselib_get_next_uid): Renamed from...
6327 (cselib_get_next_unknown_value): ... this.
6328 * cselib.c (next_uid): Renamed from...
6329 (next_unknown_value): ... this.
6330 (cselib_clear_table): Adjust.
6331 (cselib_reset_table): Adjust. Renamed from...
6332 (cselib_reset_table_with_next_value): ... this.
6333 (cselib_get_next_uid): Adjust. Renamed from...
6334 (cselib_get_next_unknown_value): ... this.
6335 (get_value_hash): Use hash.
6336 (cselib_hash_rtx): Likewise.
6337 (new_cselib_val): Adjust. Set and dump uid.
6338 (cselib_lookup_mem): Pass next_uid as hash.
6339 (cselib_subst_to_values): Likewise.
6340 (cselib_log_lookup): Dump uid.
6341 (cselib_lookup): Pass next_uid as hash. Adjust.
6342 (cselib_process_insn): Adjust.
6343 (cselib_init): Initialize next_uid.
6344 (cselib_finish): Adjust.
6345 (dump_cselib_table): Likewise.
6346 * dse.c (canon_address): Dump value uid.
6347 * print-rtl.c (print_rtx): Print value uid.
6348 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6350 (dv_uid): New function, sort of renamed from...
6351 (dv_htab_hash): ... this, reimplemented in terms of it and...
6352 (dv_uid2hash): ... this. New.
6353 (variable_htab_eq): Drop excess assertions.
6354 (tie_break_pointers): Removed.
6355 (canon_value_cmp): Compare uids.
6356 (variable_post_merge_New_vals): Print uids.
6357 (vt_add_function_parameters): Adjust.
6358 (vt_initialize): Reset table. Adjust.
6360 2010-02-03 Richard Guenther <rguenther@suse.de>
6362 PR tree-optimization/42944
6363 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6364 (call_may_clobber_ref_p_1): Likewise. Properly handle
6365 malloc and calloc clobbering errno.
6367 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6369 * doc/invoke.texi: Fix name of sched1 dump.
6371 * opts.c (decode_options): Set flag_tree_switch_conversion
6372 only conditionally on optimize >= 2.
6374 * gcse.c: Assorted comment fixes in pass description.
6376 2010-02-03 Anthony Green <green@moxielogic.com>
6378 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6379 nop padding in order to maintain alignment of storage location of
6380 target function address.
6381 (moxie_trampoline_init): Store target function address at newly
6383 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6385 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6387 2010-02-03 Richard Guenther <rguenther@suse.de>
6390 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6392 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6394 * config.gcc: Reenable check for obsolete targets.
6395 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6396 mips-sgi-irix6.[0-4]*.
6398 2010-02-02 Nick Clifton <nickc@redhat.com>
6400 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6401 constant size of 4 as being the same as 0.
6402 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6403 can take values in the range 0..4.
6405 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6408 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6409 as _darwin10_Unwind_FindEnclosingFunction().
6410 * libgcc-libsystem.ver: New.
6412 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6415 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6416 implicitly set registers.
6418 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6420 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6421 (arm_override_options): Allow automatic selection of the thread
6422 pointer register if thumb2.
6423 (legitimize_pic_address): Improve code sequences for Thumb2.
6424 (arm_call_tls_get_addr): Likewise.
6425 (legitimize_tls_address): Likewise.
6426 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6427 (pic_load_addr_32bit): ... this. New named pattern.
6428 * thumb2.md (pic_load_addr_thumb2): Delete.
6429 (pic_load_dot_plus_four): Delete.
6430 (tls_load_dot_plus_four): New named pattern.
6432 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6435 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6436 Document fix for TLS bug.
6438 2010-01-31 Richard Guenther <rguenther@suse.de>
6440 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6441 conservatively correct.
6443 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6447 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6449 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6451 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6455 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6457 * config.gcc: Adjust order of makefile fragments for mingw targets.
6459 2010-01-31 Richard Guenther <rguenther@suse.de>
6462 * gimplify.c (gimplify_init_constructor): For volatile LHS
6463 initialize a temporary.
6465 2010-01-31 Matthias Klose <doko@ubuntu.com>
6467 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6469 * configure: Regenerate.
6471 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6473 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6474 the same alias set and their sizes different constantness.
6475 (aliasing_component_refs_p): Revert 2009-10-24 change.
6477 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6479 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6482 2010-01-29 Richard Guenther <rguenther@suse.de>
6484 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6485 Assert we successfully updated the call.
6487 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6489 PR rtl-optimization/42889
6490 * df.h (df_set_bb_dirty_nonlr): New prototype.
6491 * df-core.c (df_set_bb_dirty_nonlr): New function.
6492 * df-scan.c (df_insn_rescan): Call it instead of
6493 df_set_bb_dirty for DEBUG_INSNs.
6495 2010-01-29 Richard Guenther <rguenther@suse.de>
6498 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6499 quadratic behavior in most cases.
6501 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6504 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6505 in the call to gen_x86_movsicc_0_m1.
6507 2010-01-28 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/42871
6510 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6512 2010-01-28 Richard Guenther <rguenther@suse.de>
6514 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6515 into call arguments.
6517 2010-01-28 Richard Guenther <rguenther@suse.de>
6520 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6521 the forwarder if the destination is an EH landing pad.
6523 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6525 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6526 block list passed to gimple_duplicate_sese_tail.
6527 (parallelize_loops): Avoid parallelization when the function
6529 Avoid parallelization when the preheader is IRREDUCIBLE.
6530 Try to optimize when estimated_loop_iterations_int is unresolved.
6531 Add the loop's location to the dump file.
6532 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6533 (gimple_duplicate_sese_tail): Remove the check for the latch.
6534 Redirect nexits to the exit block.
6535 Remove handling of the incoming edges to the latch.
6536 Redirect the backedge from the copied latch to the exit bb.
6538 2010-01-28 Michael Matz <matz@suse.de>
6541 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6542 Wrap force_reg into a sequence, emit it before user.
6544 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6546 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6548 (arm_legacy_rev): Likewise.
6549 (thumb_legacy_rev): Likewise.
6551 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6553 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6554 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6555 on MEM's address failed, try avoid_constant_pool_reference and
6556 recurse if it returned something different.
6557 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6558 address, try avoid_constant_pool_reference and recurse if it
6559 returned something different.
6560 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6561 address and avoid_constant_pool_reference returned something
6562 different, don't set have_address.
6564 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6567 * var-tracking.c (val_store): Add modified argument, obey it.
6569 (count_uses): Move down logging of main.
6570 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6571 don't need resolution.
6572 (emit_notes_in_bb): Likewise.
6574 2010-01-27 Richard Guenther <rguenther@suse.de>
6577 * tree-inline.c (remap_decl): Delay remapping of SSA name
6578 default definitions until we need them.
6580 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6582 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6583 (rs6000_delegitimize_address): New function.
6585 * config/s390/s390.c (s390_delegitimize_address): Call
6586 delegitimize_mem_from_attrs.
6589 * tree-inline.c (cannot_copy_type_1): Removed.
6590 (copy_forbidden): Don't forbid copying of functions containing
6591 records/unions with variable length fields.
6593 2010-01-27 Christian Bruel <christian.bruel@st.com>
6597 * config/sh/sh.c (find_barrier): Increase length for non delayed
6598 conditional branches.
6600 2010-01-27 Matthias Klose <doko@ubuntu.com>
6602 * configure.ac (gnu-unique-object): Fix ldd version check.
6603 * configure: Regenerate.
6605 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6607 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6609 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6610 Test for HAVE_GNU_AS value.
6612 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6614 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6615 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6616 INT64_TYPE): Define.
6617 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6618 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6619 INT_LEAST64_TYPE): Define.
6620 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6621 UINT_LEAST64_TYPE): Define.
6622 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6623 INT_FAST64_TYPE): Define.
6624 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6625 UINT_FAST64_TYPE): Define.
6626 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6627 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6628 (SIG_ATOMIC_TYPE): Define.
6630 2010-01-26 Richard Guenther <rguenther@suse.de>
6632 * df-scan.c (df_scan_set_bb_info): Remove assert.
6633 (df_insn_rescan_debug_internal): Merge asserts.
6634 (df_install_ref): Likewise.
6635 (df_mark_reg): Use bitmap_set_range.
6636 (df_hard_reg_used_p): Remove assert.
6637 (df_hard_reg_used_count): Likewise.
6639 2010-01-26 Richard Guenther <rguenther@suse.de>
6641 PR rtl-optimization/42685
6642 * web.c (web_main): Ignore DEBUG_INSNs.
6644 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6646 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6648 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6649 Fix types of fndecl and arglist parameters.
6651 2010-01-26 Richard Guenther <rguenther@suse.de>
6654 * tree-eh.c (unsplit_eh): Skip debug insns.
6656 2010-01-26 Richard Guenther <rguenther@suse.de>
6658 PR tree-optimization/42250
6659 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6661 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6664 * omp-low.c (expand_omp_sections): Only use single_pred if
6665 l2_bb is single_pred_p.
6667 2010-01-25 Christian Bruel <christian.bruel@st.com>
6670 * config/sh/sh.c (find_barrier): Increase length for non delayed
6671 conditional branches.
6672 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6674 2010-01-24 David S. Miller <davem@davemloft.net>
6676 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6677 define if not using GAS.
6678 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6679 Likewise. Delete SECTION_MERGE code, which is only applicable
6682 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6685 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6686 mangling of va_list in system headers.
6688 2010-01-23 Toon Moene <toon@moene.org>
6690 * tree-predcom.c (combine_chains): Return NULL, not false.
6692 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6694 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6695 initialization of variable res to agree with return type.
6697 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6699 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6700 * tree-sra.c: Add include of expr.h.
6702 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6704 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6705 insert the debug stmt on the single non-EH edge from the stmt.
6707 2010-01-22 Richard Henderson <rth@redhat.com>
6710 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6711 the RHS until after generate_subtree_copies has insertted its
6712 code before the current statement.
6714 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6716 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6718 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6720 2010-01-21 Martin Jambor <mjambor@suse.cz>
6722 PR tree-optimization/42585
6723 * tree-sra.c (struct access): New field grp_total_scalarization.
6724 (dump_access): Dump the new field.
6725 (should_scalarize_away_bitmap): New variable.
6726 (cannot_scalarize_away_bitmap): Likewise.
6727 (sra_initialize): Allocate new bitmaps.
6728 (sra_deinitialize): Free new bitmaps.
6729 (create_access_1): New function.
6730 (create_access): Parts moved to create_access_1.
6731 (type_consists_of_records_p): New function.
6732 (completely_scalarize_record): Likewise.
6733 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6734 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6735 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6737 (analyze_all_variable_accesses): Completely scalarize small eligible
6740 2010-01-21 Martin Jambor <mjambor@suse.cz>
6742 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6744 2010-01-21 Andrew Haley <aph@redhat.com>
6746 * gcc.c (process_command): Move lang_specific_driver before
6747 setting cc_libexec_prefix.
6749 2010-01-21 Richard Guenther <rguenther@suse.de>
6752 * fold-const.c (negate_expr_p): Pretend only negative
6753 real constants are easily negatable.
6755 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6756 Jason Merrill <jason@redhat.com>
6758 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6759 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6760 * calls.c (initialize argument_information): Handle it.
6761 * c-common.c (handle_transparent_union_attribute): Use new name.
6762 * c-decl.c (finish_struct): Ditto.
6763 * c-typeck.c (type_lists_compatible_p): Ditto.
6764 (convert_for_assignment): Use new name and also handle record.
6765 * function.c (aggregate_value_p): Handle it.
6766 (pass_by_reference): Ditto.
6767 (assign_parm_data_types): Ditto.
6768 * print-tree.c (print_node): Ditto.
6769 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6770 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6771 * tree.c (first_field): New fn.
6773 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6776 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6777 even when linking statically, for now.
6779 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6782 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6783 without a cselib val.
6784 (count_uses): Accept MO_VAL_SET with no val on stores.
6785 (add_stores): Likewise.
6787 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6789 * var-tracking.c (check_value_val): Add a compile time assertion.
6790 (dv_is_decl_p): Simplify.
6791 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6792 gcc_assert if ENABLE_CHECKING.
6794 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6797 * var-tracking.c: Include tree-flow.h.
6798 (mem_dies_at_call): New.
6799 (dataflow_set_preserve_mem_locs): Use it.
6800 (dataflow_set_remove_mem_locs): Likewise.
6801 (dump_var): Renamed from dump_variable. Adjust all callers.
6802 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6803 * Makefile.in (var-tracking.o): Adjust deps.
6805 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6807 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6809 2010-01-20 Richard Guenther <rguenther@suse.de>
6811 PR tree-optimization/42717
6812 * tree-ssa-dce.c (get_live_post_dom): Remove.
6813 (forward_edge_to_pdom): Take an arbitrary edge to copy
6814 degenerate PHI args from.
6815 (remove_dead_stmt): Use the first post-dominator even if it
6816 does not contain live statements as redirection destination.
6818 2010-01-20 Richard Guenther <rguenther@suse.de>
6820 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6822 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6824 * sel-sched.c (create_speculation_check): Remove set but not used
6826 (try_transformation_cache): Remove set but not used variable ds.
6827 (calculate_privileged_insns): Remove set but not used variables
6828 cur_insn and min_spec_insn.
6829 (find_best_expr): Remove set but not used variable avail_n.
6830 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6832 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6834 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6835 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6838 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6841 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6842 cpu types. Add support for *-sse3 cpu types.
6843 (x86_64-*-*): Ditto.
6845 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6848 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6849 argument, call initializer_constant_valid_p_1 instead of
6850 initializer_constant_valid_p, pass CACHE to it, return NULL
6851 immediately if first call returns NULL.
6852 (initializer_constant_valid_p_1): New function.
6853 (initializer_constant_valid_p): Use it.
6855 2010-01-20 Thomas Quinot <quinot@adacore.com>
6857 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6859 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6861 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6862 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6863 (loc_list_from_tree): Don't handle unsigned division. Handle
6864 signed modulo using DW_OP_{over,over,div,mul,minus}.
6865 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6866 modulo instead of signed.
6868 2010-01-20 DJ Delorie <dj@redhat.com>
6870 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6872 (h8300_emit_stack_adjustment): Propogate it.
6874 (h8300_expand_prologue): Likewise.
6875 (h8300_expand_epilogue): Likewise.
6877 2010-01-19 Michael Matz <matz@suse.de>
6879 PR tree-optimization/41783
6880 * tree-data-ref.c (toplevel): Include flags.h.
6881 (dump_data_dependence_relation): Also dump the inputs if the
6882 result will be unknown.
6883 (split_constant_offset_1): Look through some conversions.
6884 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6885 the offset from last element is too large.
6886 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6887 (reassociate_to_the_same_stmt): Handle vector registers.
6888 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6890 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6891 wide_prolog_niters argument, emit widening instructions.
6892 (vect_do_peeling_for_alignment): Adjust caller, use widened
6893 variant of the iteration cound.
6894 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6896 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6899 * config/arm/neon-testgen.m (emit_automatics): New parameter
6900 features. Adjust for Fixed_return_reg feature.
6901 (test_intrinsic): Call emit_automatics with new feature.
6902 * config/arm/neon.ml: Update copyright years.
6903 (features): New Fixed_return_reg feature.
6904 (ops): Update feature for Vget_low.
6906 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6908 PR tree-optimization/42719
6909 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6913 * fwprop.c (all_uses_available_at): Return false if def_set dest
6914 is a REG that is used in def_insn.
6916 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6918 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6920 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6923 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6925 * target.h (struct gcc_target) <secondary_reload>: Change type
6926 of last argument to secondary_reload_info *.
6928 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6931 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6932 memory references with unaligned offsets. Remove CQImode handling.
6933 (unaligned_memory_operand): Return 1 for memory references with
6934 unaligned offsets. Remove CQImode handling.
6936 2010-01-18 Richard Guenther <rguenther@suse.de>
6939 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6942 2010-01-18 Richard Guenther <rguenther@suse.de>
6944 PR tree-optimization/42781
6945 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6946 restrict processing only if the original variable was artificial.
6948 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6950 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6951 find number of popped argument bytes.
6953 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6954 Fix the text that describes the return value for invalid insns.
6956 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6958 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6959 Clarify what 'cost of the -dependence' is. Fix quoting.
6961 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6962 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6964 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6966 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6967 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6969 2010-01-17 Richard Guenther <rguenther@suse.de>
6972 * function.c (split_complex_args): Take a VEC to modify.
6973 (assign_parms_augmented_arg_list): Build a VEC instead of
6974 a chain of PARM_DECLs.
6975 (assign_parms_unsplit_complex): Take a VEC of arguments.
6976 Do not fixup unmodified parms.
6977 (assign_parms): Deal with the VEC.
6978 (gimplify_parameters): Likewise.
6980 2010-01-17 Richard Guenther <rguenther@suse.de>
6982 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6983 node existence check.
6984 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6985 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6986 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6987 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6988 (gimple_execute_on_growing_pred): Likewise.
6990 2010-01-17 Richard Guenther <rguenther@suse.de>
6992 PR tree-optimization/42773
6993 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6994 (compute_antic_aux): Likewise.
6995 (compute_partial_antic_aux): Likewise.
6997 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7000 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7003 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7005 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7008 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7009 Fix markup for strict argument.
7011 (TARGET_SCHED_REORDER2): Fix argument types.
7013 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7014 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7016 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7017 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7019 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7022 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7023 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7024 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7025 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7026 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7028 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7030 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7032 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7033 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7035 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7037 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7040 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7042 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7043 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7045 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7047 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7049 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7050 referring to it. Fix language.
7052 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7054 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7056 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7058 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7060 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7061 '@var{stream}. Remove stray 'and'.
7063 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7065 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7067 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7069 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7070 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7072 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7073 Fix description of return value.
7074 Rename argument "sz" to "len."
7076 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7077 Clarify meaning of 'true' return value.
7079 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7081 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7082 rep_mode versus mode_rep.
7084 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7086 (TARGET_BUILTIN_DECL): Fix name.
7088 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7090 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7092 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7094 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7096 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7098 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7101 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7102 Rename argument tm_fn to md_fn.
7104 (TARGET_OPTION_PRINT): Fix argument list.
7106 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7109 * config/i386/i386.c (ix86_fixup_binary_operands):
7110 Revert FMA4 fixup of operands.
7112 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7115 * Makefile.in (write_entries_to_file, install-plugin):
7116 Use \012 instead of \n with tr.
7118 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7120 * configure.ac (HAVE_AS_REF): New C macro.
7121 * configure: Regenerate.
7122 * config.in: Likewise.
7123 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7125 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7128 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7130 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7132 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7134 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7136 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7138 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7140 (TARGET_BINDS_LOCAL_P): Fix argument type.
7142 (TARGET_ASM_FILE_END): Use prototype.
7144 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7146 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7148 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7150 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7152 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7153 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7155 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7156 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7158 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7159 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7160 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7161 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7163 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7165 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7167 (TARGET_INIT_BUILTINS): Use prototype.
7169 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7170 Put 'const char *' in braces. Fix parameter types.
7171 (TARGET_INVALID_CONVERSION): Fix parameter types.
7172 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7173 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7175 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7178 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7180 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7182 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7184 * doc/tm.texi (TARGET_HELP): Fix return type.
7186 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7187 in braces. Fix argument types.
7189 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7191 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7193 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7195 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7196 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7198 (TARGET_MANGLE_TYPE): Fix argument types.
7200 (TARGET_IRA_COVER_CLASSES): Use prototype.
7202 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7204 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7206 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7208 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7210 (TARGET_CALLEE_COPIES): Fix argument types.
7212 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7214 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7216 (TARGET_FUNCTION_VALUE): Fix argument types.
7218 (TARGET_RETURN_IN_MSB): Fix argument type.
7220 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7222 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7224 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7226 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7227 agree with return type.
7229 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7231 2010-01-15 Jing Yu <jingyu@google.com>
7233 PR rtl-optimization/42691
7234 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7235 a pseudo to a constant and are merged, and adjust comments.
7237 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7239 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7241 2010-01-15 Richard Guenther <rguenther@suse.de>
7244 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7245 labels of computed or non-local gotos to the destination.
7246 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7247 landing pad label is the first label.
7249 2010-01-15 Richard Guenther <rguenther@suse.de>
7251 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7253 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7256 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7257 to allow generation of the xssqrtdp instruction on power7.
7258 (sqrtdf2_fpr): Ditto.
7260 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7263 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7264 functions with noreturn attribute.
7267 * varasm.c (declare_weak): Add weak attribute to decl if it
7268 doesn't have one already.
7269 (assemble_external): Only add decls to weak_decls if they also
7270 have weak attribute.
7272 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7274 * var-tracking.c (var_reg_delete): Don't delete the association
7275 between REGs and values or one-part variables if the register
7278 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7281 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7282 because its first operand is a non-localized variable.
7284 2010-01-14 Martin Jambor <mjambor@suse.cz>
7286 PR tree-optimization/42706
7287 * tree-sra.c (encountered_recursive_call): New variable.
7288 (encountered_unchangable_recursive_call): Likewise.
7289 (sra_initialize): Initialize both new variables.
7290 (callsite_has_enough_arguments_p): New function.
7291 (scan_function): Call decl and flags check only for IPA-SRA, check
7292 whether there is a recursive call and whether it has enough arguments.
7293 (all_callers_have_enough_arguments_p): New function.
7294 (convert_callers): Look for recursive calls only when
7295 encountered_recursive_call is set.
7296 (ipa_early_sra): Bail out either if
7297 !all_callers_have_enough_arguments_p or
7298 encountered_unchangable_recursive_call.
7300 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7302 * sel-sched.c: Add 2010 to copyright years.
7303 * sel-sched-ir.c: Likewise.
7304 * sel-sched-ir.h: Likewise.
7306 2010-01-14 Martin Jambor <mjambor@suse.cz>
7308 PR tree-optimization/42714
7309 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7310 constructors specially.
7312 2010-01-14 Andi Kleen <ak@linux.intel.com>
7314 * config/i386/drivers-i386.c (detect_caches_intel):
7315 Add l2sizekb parameter and fill in.
7316 (host_detect_local_cpu): Add l2sizekb, fill in.
7317 Add Atom small cache heuristic.
7319 2010-01-14 Andi Kleen <ak@linux.intel.com>
7321 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7322 Add level3 parameter and fill in.
7323 (detect_caches_intel): Handle level3 cache.
7325 2010-01-14 Andi Kleen <ak@linux.intel.com>
7327 * config/i386/drivers-i386.c (host_detect_local_cpu):
7328 Fix core duo detection.
7330 2010-01-14 Andi Kleen <ak@linux.intel.com>
7332 * config/i386/drivers-i386.c (host_detect_local_cpu):
7335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7337 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7338 (rs6000_variable_issue_1): this. Use...
7339 (rs6000_variable_issue): here. Reimplement. Print debug info.
7341 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7343 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7344 sel_restore_notes. Update all callers. Call reemit_notes
7347 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7349 PR rtl-optimization/42246
7350 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7353 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7355 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7356 all successors is the same as number of successors in current region.
7358 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7360 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7361 to rename is not separable. Otherwise check that its LHS is not NULL.
7363 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7365 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7367 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7369 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7370 available registers when failed to discover LHS register class.
7371 Fix indentation. Update comment.
7373 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7374 Alexander Monakov <amonakov@ispras.ru>
7376 PR rtl-optimization/42389
7377 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7379 (advance_state_on_fence): Likewise.
7380 (sel_target_adjust_priority): Print debug output only when
7381 sched_verbose >= 4, not 2.
7382 (get_expr_cost): Do not issue all unique insns on the next cycle.
7383 (fill_insns): Initialize can_issue_more from the value saved
7385 * sel-sched-ir.c (flist_add): New parameter issue_more.
7386 Init FENCE_ISSUE_MORE with it.
7387 (merge_fences): Likewise.
7388 (init_fences): Update call to flist_add.
7389 (add_to_fences, add_clean_fence_to_fences)
7390 (add_dirty_fence_to_fences): Likewise.
7391 (move_fence_to_fences): Update call to merge_fences.
7392 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7394 * sel-sched-ir.h (struct _fence): New field issue_more.
7395 (FENCE_ISSUE_MORE): New accessor macro.
7397 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7399 PR rtl-optimization/42388
7400 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7401 that have no predecessors nor successors. Do not call move_bb_info
7402 for empty blocks outside of current region.
7404 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7406 PR rtl-optimization/42294
7407 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7408 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7409 originators' originators.
7411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7413 PR rtl-optimization/39453
7414 PR rtl-optimization/42246
7415 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7417 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7419 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7420 Alexander Monakov <amonakov@ispras.ru>
7423 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7424 (maybe_tidy_empty_bb): ... here. Make static. Add new
7425 argument. Update all callers.
7426 (tidy_control_flow): ... and here. Recompute topological order
7427 of basic blocks in region if necessary.
7428 (sel_redirect_edge_and_branch): Change return type. Return true
7429 if topological order might have been invalidated.
7430 (purge_empty_blocks): Export and move from...
7431 * sel-sched.c (purge_empty_blocks): ... here.
7432 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7433 (maybe_tidy_empty_bb): Delete prototype.
7434 (purge_empty_blocks): Declare.
7436 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7438 PR rtl-optimization/42249
7439 * sel-sched.c (try_replace_dest_reg): When chosen register
7440 and original register is the same, do not bail out early, but
7441 still check all original insns for validity of replacing destination
7442 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7445 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7448 Port from no-undefined-overflow branch:
7449 2009-03-09 Richard Guenther <rguenther@suse.de>
7451 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7453 2010-01-14 Richard Guenther <rguenther@suse.de>
7456 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7458 2010-01-14 Ira Rosen <irar@il.ibm.com>
7460 PR tree-optimization/42709
7461 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7462 as scalar type in creation of constant vector operand.
7464 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7467 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7468 (check-parallel-%): Match `testsuite' directory component only
7471 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7473 PR translation/39521
7474 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7477 2010-01-13 Richard Guenther <rguenther@suse.de>
7479 PR tree-optimization/42730
7480 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7483 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7486 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7487 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7490 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7492 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7493 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7494 ___umulsi3_highpart.
7496 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7497 rather than schedule_insns if the pass is enabled.
7499 2010-01-13 Martin Jambor <mjambor@suse.cz>
7501 PR tree-optimization/42704
7502 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7505 2010-01-13 Martin Jambor <mjambor@suse.cz>
7507 PR tree-optimization/42703
7508 * tree-sra.c (analyze_access_subtree): Check that we can build a
7509 reference to the original data within the aggregate.
7511 2010-01-13 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/42705
7514 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7516 2010-01-13 Richard Guenther <rguenther@suse.de>
7519 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7521 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7524 * var-tracking.c (values_to_unmark): New variable.
7525 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7526 values_to_unmark vector. Moved body to...
7527 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7528 instead queue it into values_to_unmark vector.
7529 (vt_find_locations): Free values_to_unmark vector.
7531 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7533 * config/s390/s390.c (override_options): Set
7534 default of max-pending-list-length to 256
7536 2010-01-13 Richard Guenther <rguenther@suse.de>
7539 * tree-pass.h (PROP_gimple_lcx): New.
7540 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7541 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7542 before the final cleanup_eh.
7543 (dump_properties): Dump PROP_gimple_lcx.
7544 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7545 (tree_lower_complex_O0): Remove.
7546 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7547 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7548 tree_lower_complex, schedule TODO_update_ssa.
7549 * lto-streamer-out.c (output_function): Stream the functions
7551 * lto-streamer-in.c (input_function): Likewise.
7552 (lto_read_body): Do not override them here.
7554 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7557 * c-typeck.c (build_c_cast): Fold value cast to union type before
7558 wrapping it in a CONSTRUCTOR.
7560 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7562 PR rtl-optimization/42699
7563 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7566 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7568 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7569 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7570 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7571 SUBTARGET_WARN_UNUSED_SPEC): ... here
7572 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7574 2010-01-12 Julian Brown <julian@codesourcery.com>
7576 * config/arm/neon-schedgen.ml (Utils): Don't try to
7577 open missing module.
7578 (find_with_result): New.
7580 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7583 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7584 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7586 PR tree-optimization/42645
7587 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7588 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7589 decl_map, set processing_debug_stmt to -1 and return name without
7592 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7594 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7595 binutils version, and reword target configuration description.
7597 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7599 * config/avr/avr.h (LINKER_NAME): Remove.
7601 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7604 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7605 that support VSX, warn for -mno-altivec if vsx is not disabled,
7608 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7609 Shujing Zhao <pearly.zhao@oracle.com>
7611 PR translation/42469
7612 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7613 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7614 character between option name and help text.
7615 * c.opt (imultilib): Likewise.
7617 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7619 * lto-streamer-out.c (output_unreferenced_globals): Output static
7622 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7624 PR rtl-optimization/42621
7625 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7626 optimizing for size.
7627 (duplicate_computed_gotos): Remove now-redundant check.
7629 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7632 * configure.ac: Save and restore LDFLAGS and LIBS
7633 * configure: Regenerate.
7635 2010-01-10 Richard Guenther <rguenther@suse.de>
7638 * builtins.c (fold_builtin_strlen): Add type argument and
7639 convert the resulting length to it.
7640 (fold_builtin_1): Adjust.
7642 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7644 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7645 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7647 (num_insns_constant_wide): Adjust for that change.
7649 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7652 * web.c (union_defs): Add used argument, to combine uses of
7654 (entry_register): Adjust type and tests of used argument.
7655 (web_main): Widen used for new use. Pass it to union_defs.
7656 * df.h (union_defs): Adjust prototype.
7658 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7661 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7662 uses in new incoming argument. Free body.
7663 (reset_debug_uses_in_loop): New.
7664 (analyze_insn_to_expand_var): Call the latter if the former found
7665 anything. Fix whitespace. Reject invalid dest overlaps before
7666 going through all insns in the loop.
7668 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7671 * haifa-sched.c (dying_use_p): Debug insns don't count.
7673 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7676 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7677 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7678 (verify_gimple_call): Reject LHS in noreturn calls.
7680 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7684 * tree-vect-loop-manip.c (adjust_info): New type.
7685 (adjust_vec): New pointer to vector.
7686 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7687 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7688 (slpeel_update_phis_for_duplicate_loop): Use them.
7689 (slpeel_update_phi_nodes_for_guard1): Likewise.
7690 (slpeel_update_phi_nodes_for_guard2): Likewise.
7691 (slpeel_tree_peel_loop_to_edge): Likewise.
7692 (vect_update_ivs_after_vectorizer): Likewise.
7694 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7696 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7697 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7699 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7701 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7702 bogus uninitialized warning.
7704 2010-01-09 Richard Guenther <rguenther@suse.de>
7707 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7708 the evolution is compatible with the initial condition.
7710 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7712 * gcc.c (process_command): Update copyright notice dates.
7713 * gcov.c (print_version): Likewise.
7714 * gcov-dump.c (print_version): Likewise.
7715 * mips-tfile.c (main): Likewise.
7716 * mips-tdump.c (main): Likewise.
7718 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7721 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7723 (rotlhi3_8): Delete.
7725 (rotlsi3_8): Delete.
7726 (rotlsi3_16): Delete.
7727 (rotlsi3_24): Delete.
7729 (*rotw<mode>3): New.
7730 (*rotb<mode>3): New.
7731 * config/avr/avr.c (avr_rotate_bytes): New function.
7732 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7734 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7737 * configure.ac: Modify -rdynamic check.
7738 * configure: Regenerate.
7740 2010-01-08 DJ Delorie <dj@redhat.com>
7742 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7743 register popping order.
7745 2010-01-08 Richard Guenther <rguenther@suse.de>
7748 * c.opt (fsigned-char): Also let LTO handle this option.
7749 (funsigned-char): Likewise.
7751 2010-01-07 Richard Guenther <rguenther@suse.de>
7753 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7754 (gimple_op): Likewise.
7755 (gimple_op_ptr): Likewise.
7756 (gimple_assign_set_lhs): Remove gcc_assert.
7757 (gimple_assign_set_rhs1): Likewise.
7758 (gimple_assign_set_rhs2): Likewise.
7759 (gimple_call_set_lhs): Likewise.
7760 (gimple_call_set_fn): Likewise.
7761 (gimple_call_set_fndecl): Likewise.
7762 (gimple_call_fndecl): Likewise.
7763 (gimple_call_return_type): Likewise.
7764 (gimple_call_set_chain): Likewise.
7765 (gimple_call_num_args): Likewise.
7766 (gimple_call_set_arg): Likewise.
7767 (gimple_cond_set_code): Likewise.
7768 (gimple_cond_set_lhs): Likewise.
7769 (gimple_cond_set_rhs): Likewise.
7770 (gimple_cond_set_true_label): Likewise.
7771 (gimple_cond_set_false_label): Likewise.
7772 (gimple_label_set_label): Likewise.
7773 (gimple_goto_set_dest): Likewise.
7774 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7775 (gimple_debug_bind_get_value): Likewise.
7776 (gimple_debug_bind_get_value_ptr): Likewise.
7777 (gimple_debug_bind_set_var): Likewise.
7778 (gimple_debug_bind_set_value): Likewise.
7779 (gimple_debug_bind_reset_value): Likewise.
7780 (gimple_debug_bind_has_value_p): Likewise.
7781 (gimple_return_retval_ptr): Remove gcc_assert.
7782 (gimple_return_retval): Likewise.
7783 (gimple_return_set_retval): Likewise.
7784 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7785 (safe_referenced_var_iterator): Remove.
7786 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7787 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7788 (fill_referenced_var_vec): Remove.
7789 (first_readonly_imm_use): Remove redundant gcc_assert.
7790 (phi_arg_index_from_use): Combine gcc_asserts.
7791 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7792 (first_imm_use_stmt): Remove redundant gcc_assert.
7793 * tree-cfg.c (verify_gimple_call): Verify function and chain
7794 operands. Verify arguments.
7795 (verify_types_in_gimple_stmt): Verify condition code and labels.
7797 2010-01-07 Richard Guenther <rguenther@suse.de>
7799 PR tree-optimization/42641
7800 * sese.c (rename_map_elt_info): Use the SSA name version, do
7803 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7805 PR tree-optimization/42625
7806 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7807 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7809 2010-01-07 Duncan Sands <baldrick@free.fr>
7811 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7813 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7816 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7817 note itself is not function_invariant_p.
7819 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7821 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7822 Do not add the DF_NOTE problem.
7823 * store-motion.c (execute_rtl_store_motion): Likewise.
7825 2010-01-07 Martin Jambor <mjambor@suse.cz>
7827 PR tree-optimization/42157
7828 * tree-sra.c (compare_access_positions): Stabilize sort if both
7829 accesses have integer types, return zero immediately if they are the
7832 2010-01-06 Richard Henderson <rth@redhat.com>
7835 * haifa-sched.c (add_to_note_list): Merge into ...
7836 (concat_note_lists): ... here, and ...
7837 (unlink_other_notes, rm_other_notes): Merge into...
7838 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7839 NOTE_INSN_EPILOGUE_BEG.
7841 2010-01-06 Richard Guenther <rguenther@suse.de>
7843 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7844 not inline regular functions into always-inline functions.
7846 2010-01-06 Nick Clifton <nickc@redhat.com>
7848 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7849 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7851 (OVERRIDE_OPTIONS): Delete.
7852 (OPTIMIZATION_OPTIONS): Define.
7853 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7854 * config/rx/rx.c (rx_handle_option): Issue an error message if
7855 -mcpu=rx200 and -fpu are used together.
7856 (rx_set_optimization_options): New function. Issue an error
7857 message if an optimization attribute attempts to reset the FPU/
7858 math optimization pairing.
7859 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7860 * config/rx/rx.opt: Set the default to 32-bit doubles.
7861 * config/rx/t-rx: Add multilibs for -nofpu option.
7862 * doc/invoke.texi: Update documentation of RX options.
7864 2010-01-06 Richard Guenther <rguenther@suse.de>
7866 * tree-ssa-pre.c (name_to_id): New global.
7867 (alloc_expression_id): Simplify SSA name handling.
7868 (lookup_expression_id): Likewise.
7869 (init_pre): Zero name_to_id.
7870 (fini_pre): Free it.
7872 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7874 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7876 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7879 * config/i386/sse.md (smaxv2di3): New.
7880 (umaxv2di3): Likewise.
7881 (sminv2di3): Likewise.
7882 (uminv2di3): Likewise.
7884 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7887 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7888 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7889 (legitimize_tls_address): Likewise.
7890 (sparc_tls_referenced_p): Likewise.
7891 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7892 and adjust calls to legitimize_pic_address.
7893 (legitimate_constant_p) Use sparc_tls_referenced_p.
7894 (legitimate_pic_operand_p): Likewise.
7895 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7896 (sparc_tls_symbol_ref_1): Delete.
7897 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7898 (legitimize_tls_address): Make static, handle CONST patterns.
7899 (legitimize_pic_address): Make static, remove unused parameter and
7900 adjust recursive calls.
7901 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7902 and adjust call to legitimize_pic_address.
7903 (sparc_output_mi_thunk): Likewise.
7905 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7906 H.J. Lu <hongjiu.lu@intel.com>
7909 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7910 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7911 operands to make them signed.
7914 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7917 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7918 GTU to GT for V4SI and V2DI.
7920 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7921 (umin<mode>3): Removed.
7923 (uminv4si3): Likewise.
7925 2010-01-05 Martin Jambor <mjambor@suse.cz>
7927 PR tree-optimization/42462
7928 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7929 current_function_decl to helper functions and macros.
7931 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7934 * flags.h: Don't include real.h.
7935 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7936 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7937 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7938 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7939 * dominance.c: Update copyright.
7940 * gimple.c (walk_gimple_op): Remove inline.
7941 * tree-ssa-reassoc.c: Include real.h.
7942 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7943 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7945 2010-01-05 Nick Clifton <nickc@redhat.com>
7947 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7948 register to push into the stack frame when the accumulator has to
7949 be saved during interrupts.
7951 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7953 * doc/invoke.texi: Remove the documentation about option
7955 * common.opt (Wunreachable-code): Preserved for backward
7957 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7958 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7959 the backward compatibility flag section.
7961 2010-01-05 Richard Guenther <rguenther@suse.de>
7963 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7965 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7968 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7970 PR tree-optimization/42508
7971 * tree-sra.c (convert_callers): Check for recursive call
7972 by comparing cgraph nodes instead of decls.
7973 (modify_function): Call ipa_modify_formal_parameters also
7974 on all same_body aliases.
7976 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7977 cgraph nodes when checking for same_body aliases.
7979 2010-01-05 Richard Guenther <rguenther@suse.de>
7981 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7982 allocation and lookup.
7983 (get_or_alloc_expr_for_constant): Likewise.
7984 (phi_translate): Sink allocation.
7986 2010-01-04 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7989 a new entry only if needed.
7990 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7991 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7993 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7995 (phi_translate): Handle CONSTANTs early.
7997 2010-01-04 Martin Jambor <mjambor@suse.cz>
7999 PR tree-optimization/42398
8000 * tree-sra.c (struct access): Removed flag grp_different_types.
8001 (dump_access): Do not dump the removed flag.
8002 (sort_and_splice_var_accesses): Do not set the removed flag.
8003 (sra_modify_expr): Check for type compatibility directly.
8005 2010-01-04 Martin Jambor <mjambor@suse.cz>
8007 PR tree-optimization/42366
8008 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8009 edges with variable number of parameters.
8010 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8011 flag instead of asserting it.
8012 (ipa_read_node_info): Read uses_analysis_done flag.
8014 2010-01-04 Richard Guenther <rguenther@suse.de>
8016 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8017 iterative_hash_* as intended.
8018 (vn_reference_compute_hash): Likewise. Simplify hashing
8020 (vn_reference_lookup_2): Likewise.
8021 (vn_nary_op_compute_hash): Likewise.
8022 (vn_phi_compute_hash): Likewise.
8023 (expressions_equal_p): Remove strange code.
8024 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8025 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8026 (bitmap_insert_into_set_1): Take value-id as parameter.
8027 (add_to_value): Pass it.
8028 (bitmap_insert_into_set): Likewise.
8029 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8031 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8034 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8035 (do_self_spec): For switches with SWITCH_IGNORE set set also
8036 SWITCH_IGNORE_PERMANENTLY.
8037 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8040 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8042 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8043 tree of an unreferenced global var.
8045 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8048 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8049 GTU to GT for V4SI and V2DI.
8051 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8052 (umin<mode>3): Removed.
8054 (uminv4si3): Likewise.
8056 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8059 * collect2.c (main): Turn on trace in collect2 if -v is passed
8062 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8064 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8065 description of expression operand.
8067 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8069 * configure.ac: Add install-html to target_list for Make-hooks.
8070 * configure: Regenerate.
8071 * fortran/Make-lang.in (F95_HTMLFILES): New.
8072 (fortran.html): Use it.
8073 (fortran.install-html): New.
8074 * Makefile.in (install-html): Add lang.install-html.
8075 * java/Make-lang.in (JAVA_HTMLFILES): New.
8076 (java.html): Use it.
8077 (java.install-html): New.
8078 * objc/Make-lang.in (objc.install-html): New.
8079 * objcp/Make-lang.in (obj-c++.install-html): New.
8080 * cp/Make-lang.in (c++.install-html): New.
8081 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8082 * lto/Make-lang.in (lto.install-html): New.
8084 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8087 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8089 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8091 PR rtl-optimization/41862
8092 * store-motion.c (store_killed_in_insn, compute_store_table,
8093 remove_reachable_equiv_notes, replace_store_insn,
8094 build_store_vectors): Ignore all DEBUG_INSNs.
8096 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8099 * common.opt: Add dumpdir.
8101 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8103 (option_map): Add --dumpdir.
8105 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8107 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8109 * opts.c (decode_options): Try dump_dir_name first if
8110 dump_base_name isn't an absolute path.
8111 (common_handle_option): Handle OPT_dumpdir.
8113 * toplev.c (dump_dir_name): New.
8114 (print_switch_values): Also ignore -dumpdir.
8116 * toplev.h (dump_dir_name): New.
8118 2010-01-03 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/42589
8121 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8122 double-word expansion of bswap32.
8124 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8126 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8127 with BLOCK_FOR_INSN.
8128 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8129 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8130 noce_process_if_block): Likewise.
8131 * gcse.c (compute_local_properties, insert_expr_in_table,
8132 insert_set_in_table, canon_list_insert, find_avail_set,
8133 pre_insert_copy_insn): Likewise.
8135 * basic-block.h (BLOCK_NUM): Move from here...
8136 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8138 2010-01-03 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/42438
8141 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8142 contains_may_not_return_call flag.
8143 (BB_MAY_NOTRETURN): New.
8144 (valid_in_sets): Trapping nary operations are not valid
8145 in blocks that may not return.
8146 (insert_into_preds_of_block): Remove check for trapping expressions.
8147 (compute_avail): Compute also BB_MAY_NOTRETURN.
8149 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8151 * doc/invoke.texi: Add 2010 to copyright years.
8153 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8155 * config/sparc/sparc.c: Fix formatting nits.
8157 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8158 Alexander Monakov <amonakov@ispras.ru>
8160 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8162 2010-01-02 Richard Guenther <rguenther@suse.de>
8165 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8166 (simplify_switch_using_ranges): Mark to be removed edges
8169 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8171 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8173 * collect2.c (scan_libraries): Add missing argument in call to
8176 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8179 * config/alpha/predicates.md (aligned_memory_operand): Return false
8181 (unaligned_memory_operand): Return true for CQImode.
8182 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8183 doesn not cross aligned SImode word boundary.
8185 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8187 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8189 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8190 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8192 2010-01-02 Richard Guenther <rguenther@suse.de>
8195 * toplev.c (compile_file): Emit LTO marker properly. Change
8197 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8199 2010-01-01 Richard Guenther <rguenther@suse.de>
8202 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8204 2010-01-01 Richard Guenther <rguenther@suse.de>
8207 * c-decl.c (grokdeclarator): For zero-size arrays force
8208 structural equality checks as layout_type does.
8210 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8212 * builtins.c: Update copyright to 2010.
8214 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8217 * lto-streamer-out.c (produce_asm): Revert the last change.
8218 (copy_function): Likewise.
8220 * lto-streamer.c (lto_get_section_name): Skip any leading
8223 2010-01-01 Richard Guenther <rguenther@suse.de>
8226 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8230 Copyright (C) 2010 Free Software Foundation, Inc.
8232 Copying and distribution of this file, with or without modification,
8233 are permitted in any medium without royalty provided the copyright
8234 notice and this notice are preserved.