1 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
4 * alias.c (true_dependence): Handle the same VALUE in x and mem.
5 (canon_true_dependence): Likewise.
6 (write_dependence_p): Likewise.
8 2010-05-04 Jan Hubicka <jh@suse.cz>
10 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
11 * cgraphbuild.c: Include ipa-utils.h
12 (record_reference_ctx): New struct.
13 (record_reference): Simplify to work on initializers; not statements.
14 (mark_address, mark_load, mark_store): New.
15 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
17 (record_references_in_initializer): Update use of record_reference.
18 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
21 2010-05-04 Jan Hubicka <jh@suse.cz>
23 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
24 node will be removed anyway.
25 (lto_varpool_replace_node): Allow also unanalyzed nodes;
26 relink aliases of node into prevailing node.
27 * varpool.c (varpool_remove_node): Remove aliases properly;
28 when removing node, remove all its aliases too; remove DECL_INITIAL
29 of removed node; ggc_free the varpool node.
31 2010-05-04 Richard Guenther <rguenther@suse.de>
33 PR tree-optimization/43879
34 * tree-ssa-structalias.c (alias_get_name): Use
35 DECL_ASSEMBLER_NAME if available.
36 (create_function_info_for): Return the varinfo node.
37 (ipa_pta_execute): Associate same-body aliases and extra names
38 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
40 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
42 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
45 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
48 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
49 only if HONOR_REG_ALLOC_ORDER is not defined.
51 2010-05-04 Richard Guenther <rguenther@suse.de>
53 PR tree-optimization/43949
54 * tree-vrp.c (extract_range_from_binary_expr): Only handle
57 2010-04-26 Jason Merrill <jason@redhat.com>
59 * c.opt (-fstrict-enums): New.
60 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
62 2010-05-03 David Ung <davidu@mips.com>
63 James E. Wilson <wilson@codesourcery.com>
65 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
66 emit the trap instruction before the divide for TUNE_74K.
68 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
70 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
71 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
72 based on the above, for new target hook.
74 * hooks.c (hook_bool_mode_true): New generic hook.
75 * hooks.h (hook_bool_mode_true): Add prototype.
77 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
79 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
80 target hook, set to hook_bool_mode_false.
81 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
82 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
83 with targetm.small_register_classes_for_mode_p.
84 (find_reusable_reload): Likewise.
85 (combine_reloads): Likewise.
86 * reload1.c (reload_as_needed): Likewise.
87 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
88 * ifcvt.c (noce_process_if_block, check_cond_move_block,
89 dead_or_predicable): Likewise.
90 * regmove.c (optimize_reg_copy_1): Likewise.
91 * calls.c (prepare_call_address): Likewise.
92 (precompute_register_parameters): Likewise.
94 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
96 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
97 implementation of the hook that considers all register classes
98 small except for SH64.
99 (sh_override_options): Use the new hook.
100 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
103 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
105 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
106 implementation of the hook that considers all register classes
108 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
111 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
113 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
114 implementation of the hook that considers all register classes
116 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
119 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
121 * config/m32c/m32c.h: Likewise.
122 * config/pdp11/pdp11.h: Likewise.
123 * config/avr/avr.h: Likewise.
124 * config/xtensa/xtensa.h: Likewise.
125 * config/m68hc11/m68hc11.h: Likewise.
126 * config/mn10300/mn10300.h: Likewise.
127 * config/mcore/mcore.h: Likewise.
128 * config/h8300/h8300.h: Likewise.
129 * config/bfin/bfin.h: Likewise.
131 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
132 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
134 2010-05-03 Anatoly Sokolov <aesok@post.ru>
136 * double-int.h (tree_to_double_int): Remove macro.
137 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
138 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
139 (tree_to_double_int): New function.
140 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
142 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
144 2010-05-03 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/43971
147 * tree-ssa-structalias.c (get_constraint_for_1): Fix
148 constraints in the !flag_delete_null_pointer_checks case.
150 2010-05-03 Jakub Jelinek <jakub@redhat.com>
153 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
154 result mode matches original rtl mode.
156 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
159 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
161 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
163 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
164 when processing flag options.
166 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
168 * gcov-iov.c (main): Change format string placeholder
169 from %#08x to 0x%08x.
170 * genchecksum.c (dosum): Change format string placeholder
171 from %#02x to 0x%02x.
173 2010-05-02 Richard Guenther <rguenther@suse.de>
175 PR tree-optimization/43879
176 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
178 2010-05-02 Bruno Haible <bruno@clisp.org>
180 * doc/extend.texi (Function Attributes): Fix a typo.
182 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
185 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
186 placeholder from 0x%x to %#x.
187 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
188 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
189 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
190 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
191 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
192 * config/i386/i386.c (ix86_target_string): Ditto.
193 * config/i386/i386.c (output_pic_addr_const): Ditto.
194 (print_operand): Ditto.
196 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
198 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
199 placeholder from 0x%x to %#x.
200 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
201 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
202 (ASM_OUTPUT_DEBUG_DATA): Ditto.
203 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
204 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
205 * optc-gen.awk: Ditto.
206 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
207 (HOST_WIDE_INT_PRINT_HEX): Ditto.
208 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
209 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
211 2010-05-01 Anatoly Sokolov <aesok@post.ru>
213 * target.h (struct calls): Add function_value_regno_p field.
214 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
215 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
216 * targhooks.c (default_function_value_regno_p): New function.
217 * targhooks.h (default_function_value_regno_p): Declare function.
218 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
219 * builtins.c. (apply_result_size): (Ditto.).
220 * combine.c. (likely_spilled_retval_p): (Ditto.).
221 * mode-switching.c. Include 'target.h'.
222 (create_pre_exit): Use function_value_regno_p hook.
223 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
224 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
225 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
227 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
228 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
229 (ix86_function_value_regno_p): Declare as static, change argument
230 type to const unsigned int.
231 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
233 2010-05-01 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/43949
236 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
238 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
240 2010-05-01 Anatoly Sokolov <aesok@post.ru>
242 * rtl.h (CONST_DOUBLE_P): Define.
243 (rtx_to_double_int): Declare.
244 * emit-rtl.c (rtx_to_double_int): New function.
245 * dwarf2out.c (insert_double): New function.
246 (loc_descriptor, add_const_value_attribute): Clean up, use
247 rtx_to_double_int and insert_double functions.
249 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
251 * doc/extend.texi (Inline): Add missing return keyword to examples.
252 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
255 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
257 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
258 the variable part of the offset as well. Use highest_pow2_factor for
259 all alignment checks.
261 2010-04-30 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/43879
264 * tree-ssa-structalias.c (type_could_have_pointers): Functions
267 2010-04-30 Jan Hubicka <jh@suse.cz>
269 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
271 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
273 2010-04-30 Jan Hubicka <jh@suse.cz>
275 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
277 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
278 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
279 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
280 cgraph_node_set_needs_ltrans_p): Remove.
282 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
284 * sdbout.c: Include vec.h, do not include varray.h.
285 (deferred_global_decls, sdbout_global_decl,
286 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
287 * toplev.c: Do not include varray.h.
288 (dump_memory_report): Do not dump VARRAY statistics.
289 * gengtype.c (open_base_file): Ignore varray.h.
290 * Makefile.in: Update for abovementioned changes.
291 Remove all traces of varray.c and varray.h.
292 * varray.c: Remove file.
293 * varray.h: Remove file.
295 2010-04-30 Jan Hubicka <jh@suse.cz>
297 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
300 2010-04-30 Jan Hubicka <jh@suse.cz>
302 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
305 2010-04-30 Richard Guenther <rguenther@suse.de>
307 * tree-ssa-structalias.c (get_constraint_for_1): Generate
308 constraints for CONSTRUCTOR.
310 2010-04-30 Richard Guenther <rguenther@suse.de>
313 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
314 first after all lowering passes.
316 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
318 * toplev.c: Include varray.h for statistics dumping.
319 * tree.h: Do not declare varray_head_tag.
320 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
321 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
322 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
323 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
324 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
325 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
326 c-common.c, c-common.h, reg-stack.c, basic-block.h,
327 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
329 * Makefile.in: Update for abovementioned changes.
331 2010-04-30 Jakub Jelinek <jakub@redhat.com>
334 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
336 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
338 * config/picochip/picochip.c (picochip_legitimize_address): Define.
339 Use this function to do machine-specific conversion.
340 (picochip_legitimize_reload_address): Likewise.
341 (picochip_legitimate_address_p): Check valid base register only if
343 (picochip_check_conditional_copy): Check for modw only if opnd is
345 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
346 to call the function in c.
347 * config/picochip/picochip-protos.h
348 (picochip_legitimize_reload_address): Define.
349 * config/picochip/picochip.md (supported_compare1): Define.
351 2010-04-30 Jan Hubicka <jh@suse.cz>
353 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
354 (cgraph_global_info): Remove inlined.
355 (LTO_cgraph_tag_names): Remove.
356 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
357 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
358 simplify cgraph tags and document.
359 (lto_output_node): Use only LTO_cgraph_unavail_node and
360 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
361 for_functions_valid, global info, process and output flags.
362 (input_overwrite_node): Initialize estimated stack size and
363 estimated growth. Do not read flags we no longer store.
364 (input_node): Likewise do not read info no longer stored.
365 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
368 2010-04-30 Richard Guenther <rguenther@suse.de>
370 PR tree-optimization/43879
371 * tree-ssa-structalias.c (get_constraint_for_1): Properly
372 handle non-zero initializers.
374 2010-04-30 Richard Guenther <rguenther@suse.de>
376 * builtins.c (fold_builtin_1): Delete free (0).
378 2010-04-29 Jan Hubicka <jh@suse.cz>
380 * gengtype.c (open_base_files): Add lto-streamer.h
381 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
382 (pass_ipa_cp): GGC collect.
383 * toplev. (compile_file): Do not output symbols.
384 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
385 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
386 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
387 * lto-section-in.c: Include ggc.h
388 (lto_new_in_decl_state): Alloc in GGC.
389 (lto_delete_in_decl_state): Likewise.
390 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
393 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
396 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
397 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
398 (HONOR_REG_ALLOC_ORDER): Describe new macro.
399 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
400 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
401 account only if HONOR_REG_ALLOC_ORDER is not defined.
402 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
403 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
405 2010-04-29 Jon Grant <04@jguk.org>
407 * collect2.c (vflag): Change type from int to bool.
409 (helpflag): New global bool.
410 (main): Set vflag and debug with boolean, not integer truth values.
411 Accept new "--help" option and output usage text if found.
412 * collect2.h (vflag): Update prototype.
415 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
418 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
420 2010-04-29 Richard Guenther <rguenther@suse.de>
423 * plugin.h (invoke_plugin_callbacks): Annotate arguments
424 with ATTRIBUTE_UNUSED.
426 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
429 * config/i386/i386.c (get_some_local_dynamic_name): Replace
430 INSN_P with NONDEBUG_INSN_P.
431 (distance_non_agu_define): Likewise.
432 (distance_agu_use): Likewise.
434 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
436 From Dominique d'Humieres <dominiq@lps.ens.fr>
438 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
441 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
443 * plugin.h (invoke_plugin_callbacks): New inline function.
444 * plugin.c (flag_plugin_added): New global flag.
445 (add_new_plugin): Initialize above flag.
446 (invoke_plugin_callbacks): Rename to ...
447 (invoke_plugin_callbacks_full): ... this.
449 2010-04-28 Jan Hubicka <jh@suse.cz>
451 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
452 (lto_varpool_replace_node): New.
453 (lto_symtab_resolve_symbols): Resolve varpool nodes.
454 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
455 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
456 * cgraph.h (varpool_node_ptr): New type.
457 (varpool_node_ptr): New vector.
458 (varpool_node_set_def): New structure.
459 (varpool_node_set): New type.
460 (varpool_node_set): New vector.
461 (varpool_node_set_element_def): New structure.
462 (varpool_node_set_element, const_varpool_node_set_element): New types.
463 (varpool_node_set_iterator): New type.
464 (varpool_node): Add prev pointers, add used_from_other_partition,
466 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
467 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
468 varpool_get_node, varpool_remove_node): Declare.
469 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
470 varpool_node_set_size): New inlines.
471 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
472 * tree-pass.h (varpool_node_set_def): Forward declare.
473 (ipa_opt_pass_d): Summary writting takes vnode sets too.
474 (ipa_write_optimization_summaries): Update prototype.
475 * ipa-cp.c (ipcp_write_summary): Update.
476 * ipa-reference.c (ipa_reference_write_summary): Update.
477 * lto-cgraph.c (lto_output_varpool_node): New static function.
478 (output_varpool): New function.
479 (input_varpool_node): New static function.
480 (input_varpool_1): New function.
481 (input_cgraph): Input varpool.
482 * ipa-pure-const.c (pure_const_write_summary): Update.
483 * lto-streamer-out.c (lto_output): Update, output varpool too.
484 (write_global_stream): Kill WPA hack.
485 (produce_asm_for_decls): Update.
486 (output_alias_pair_p): Handle variables.
487 (output_unreferenced_globals): Output only needed partition of varpool.
488 * ipa-inline.c (inline_write_summary): Update.
489 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
491 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
492 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
493 varpool_node_set_new, varpool_node_set_add,
494 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
495 debug_varpool_node_set): New functions.
496 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
497 (execute_one_pass): Process new decls too.
498 (ipa_write_summaries_2): Pass around vsets.
499 (ipa_write_summaries_1): Likewise.
500 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
502 (ipa_write_optimization_summaries_1): Pass around vsets.
503 (ipa_write_optimization_summaries): Likewise.
504 * varpool.c (varpool_get_node): New.
505 (varpool_node): Update doubly linked lists.
506 (varpool_remove_node): New.
507 (dump_varpool_node): More dumping.
508 (varpool_enqueue_needed_node): Update doubly linked lists.
509 (decide_is_variable_needed): Kill ltrans hack.
510 (varpool_finalize_decl): Kill lto hack.
511 (varpool_assemble_decl): Skip decls in other partitions.
512 (varpool_assemble_pending_decls): Update doubly linkes lists.
513 (varpool_empty_needed_queue): Likewise.
514 (varpool_extra_name_alias): Likewise.
515 * lto-streamer.c (lto_get_section_name): Add vars section.
516 * lto-streamer.h (lto_section_type): Update.
517 (output_varpool, input_varpool): Declare.
519 2010-04-28 Mike Stump <mikestump@comcast.net>
521 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
523 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
525 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
526 record or union type with RECORD_OR_UNION_TYPE_P predicate.
527 (lto_input_ts_type_tree_pointers): Likewise.
528 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
529 (lto_output_ts_type_tree_pointers): Likewise.
531 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
533 Uniquization of constants at the Tree level
534 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
535 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
537 (tree_output_constant_def): Declare.
538 * gimplify.c (gimplify_init_constructor): When using block copy, first
539 uniquize the constant constructor on the RHS.
540 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
541 DECL_IN_CONSTANT_POOL flag.
542 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
543 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
545 (assemble_variable): Deal with symbols belonging to the tree constant
547 (get_constant_section): Add ALIGN parameter and simplify.
548 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
549 (assemble_constant_contents): Use the expression of the VAR_DECL.
550 (output_constant_def_contents): Use the alignment of the VAR_DECL.
551 (tree_output_constant_def): New global function.
552 (mark_constant): Use the expression of the VAR_DECL.
553 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
555 (output_object_block): Likewise and assemble the expression.
557 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
559 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
560 hash_tree, eq_tree): New tree hash table.
561 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
562 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
563 lto_orig_address_remove): Reimplement.
565 2010-04-28 Xinliang David Li <davidxl@google.com>
568 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
569 (compute_uninit_opnds_pos): New function.
570 (is_non_loop_exit_postdominating): New function.
571 (compute_control_dep_chain): New function.
572 (find_pdom): New function.
573 (convert_control_dep_chain_into_preds): New function.
574 (find_predicates): New function.
575 (find_control_equiv_block): New function.
576 (collect_phi_def_edges): New function.
577 (find_def_preds): New function.
578 (find_dom): New function.
579 (dump_predicates): New function.
580 (get_cmp_code): New function.
581 (is_value_included_in): New function.
582 (find_matching_predicate_in_rest_chains): New function.
583 (use_pred_not_overlap_with_undef_path_pred): New function.
584 (is_use_properly_guarded): New function.
585 (normalize_cond_1): New function.
586 (is_and_or_or): New function.
587 (normalize_cond): New function.
588 (is_gcond_subset_of): New function.
589 (is_subset_of_any): New function.
590 (is_or_set_subset_of): New function.
591 (is_and_set_subset_of): New function.
592 (is_norm_cond_subset_of): New function.
593 (is_pred_expr_subset_of): New function.
594 (is_pred_chain_subset_of): New function.
595 (is_included_in): New function.
596 (is_superset_of): New function.
597 (find_uninit_use): New function.
598 (warn_uninitialized_phi): New function.
599 (compute_possibly_undefined_names): New function.
600 (ssa_undefined_value_p): New function.
601 (execute_late_warn_uninitialized): New function.
602 * tree-ssa.c (ssa_undefined_value_p): Removed.
603 (warn_uninit): Changed to extern.
604 (warn_uninitialized_phi): Removed.
605 (warn_uninitialized_vars): Changed to extern.
606 (execute_late_warn_uninitialized): Removed
607 * tree-flow.h: Add new prototypes.
608 * timevar.def: Add new time variable.
609 * Makefile.in: Add new build file.
611 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
613 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
616 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
619 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
621 2010-04-28 Martin Jambor <mjambor@suse.cz>
623 * cgraph.h (struct cgraph_node): New field indirect_calls.
624 (struct cgraph_indirect_call_info): New type.
625 (struct cgraph_edge): Removed field indirect_call. New fields
626 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
627 (cgraph_create_indirect_edge): Declare.
628 (cgraph_make_edge_direct): Likewise.
629 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
630 * ipa-prop.h (struct ipa_param_call_note): Removed.
631 (struct ipa_node_params): Removed field param_calls.
632 (ipa_create_all_structures_for_iinln): Declare.
633 * cgraph.c: Described indirect edges and uids in initial comment.
634 (cgraph_add_edge_to_call_site_hash): New function.
635 (cgraph_edge): Search also among the indirect edges, use
636 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
637 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
638 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
640 (initialize_inline_failed): Assign a reason to indirect edges.
641 (cgraph_create_edge_1): New function.
642 (cgraph_create_edge): Moved some functionality to
643 cgraph_create_edge_1.
644 (cgraph_create_indirect_edge): New function.
645 (cgraph_edge_remove_callee): Add an assert checking for
647 (cgraph_edge_remove_caller): Special-case indirect edges.
648 (cgraph_remove_edge): Likewise.
649 (cgraph_set_edge_callee): New function.
650 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
651 (cgraph_make_edge_direct): New function.
652 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
653 the declaration of the call statement matches.
654 (cgraph_node_remove_callees): Special-case indirect edges.
655 (cgraph_clone_edge): Likewise.
656 (cgraph_clone_node): Clone also the indirect edges.
657 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
658 indirect_call, dump count of indirect_calls edges.
659 * ipa-prop.c (iinlining_processed_edges): New variable.
660 (ipa_note_param_call): Create indirect edges instead of
661 creating notes. New parameter node.
662 (ipa_analyze_call_uses): New parameter node, pass it on to
664 (ipa_analyze_stmt_uses): Likewise.
665 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
666 (print_edge_addition_message): Work on edges rather than on notes.
667 (update_call_notes_after_inlining): Likewise, renamed to
668 update_indirect_edges_after_inlining.
669 (ipa_create_all_structures_for_iinln): New function.
670 (ipa_free_node_params_substructures): Do not free notes.
671 (ipa_edge_duplication_hook): Propagate bits within
672 iinlining_processed_edges bitmap.
673 (ipa_node_duplication_hook): Do not duplicate notes.
674 (free_all_ipa_structures_after_ipa_cp): Renamed to
675 ipa_free_all_structures_after_ipa_cp.
676 (free_all_ipa_structures_after_iinln): Renamed to
677 ipa_free_all_structures_after_iinln.g
678 (ipa_write_param_call_note): Removed.
679 (ipa_read_param_call_note): Removed.
680 (ipa_write_indirect_edge_info): New function.
681 (ipa_read_indirect_edge_info): Likewise.
682 (ipa_write_node_info): Do not stream notes, do stream information
684 (ipa_read_node_info): Likewise.
685 (lto_ipa_fixup_call_notes): Removed.
686 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
687 * ipa-inline.c (pass_ipa_inline): Likewise.
688 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
689 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
690 * tree-inline.c (copy_bb): Removed an unnecessary double check for
692 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
694 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
695 (output_cgraph): Stream also indirect edges.
696 (lto_output_edge): Added capability to stream indirect edges.
697 (input_edge): Likewise.
698 (input_cgraph_1): Likewise.
699 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
702 2010-04-28 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/43879
705 PR tree-optimization/43909
706 * tree-ssa-structalias.c (struct variable_info): Add
707 only_restrict_pointers flag.
708 (new_var_info): Initialize it. Increment stats.total_vars here.
709 (create_function_info_for): Do not increment stats.total_vars
711 (get_function_part_constraint): Fix build with C++.
712 (insert_into_field_list): Remove.
713 (push_fields_onto_fieldstack): Properly merge fields.
714 (create_variable_info_for): Split and simplify.
715 (create_variable_info_for_1): New piece.
716 (intra_create_variable_infos): Properly make restrict constraints
719 2010-04-28 Richard Guenther <rguenther@suse.de>
722 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
724 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
725 Jan Hubicka <hubicka@ucw.cz>
727 * doc/invoke.texi (-Wsuggest-attribute=const,
728 -Wsuggest-attribute=pure): Document.
729 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
730 (function_always_visible_to_compiler_p,
731 suggest_attribute, warn_function_pure, warn_function_const):
733 (check_call): Improve debug info.
734 (analyze_function): Do not check availability.
735 (add_new_function): Check availability.
736 (propagate): Output warnings.
737 (skip_function_for_local_pure_const): New function.
738 (local_pure_const): Use it; output warnings.
739 * common.opt (Wsuggest-attribute=const,
740 Wsuggest-attribute=pure): New.
742 2010-04-27 Jakub Jelinek <jakub@redhat.com>
744 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
745 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
746 or DW_CFA_def_cfa_offset{,_sf}.
748 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
750 * tree.h: Fix truncated long macros.
752 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
754 * collect2.c (TARGET_64BIT): Redefine to target's default.
756 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
757 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
758 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
759 for underscoring __USER_LABEL_PREFIX__.
760 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
761 (SUB_LINK_ENTRY32): New.
762 (SUB_LINK_ENTRY64): New.
763 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
764 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
765 (SUB_LINK_ENTRY64): New.
766 (SUB_LINK_ENTRY): New.
767 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
768 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
769 x64 target is choosen.
770 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
771 * configure: Regenerated.
772 * configure.ac (leading-mingw64-underscores): Option added.
774 2010-04-27 Jan Hubicka <jh@suse.cz>
776 * doc/invoke.texi (-fipa-profile): Document.
777 * opts.c (decode_options): Enable ipa-profile at -O1.
778 * timevar.def (TV_IPA_PROFILE): Define.
779 * common.opt (fipa-profile): Add.
780 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
782 (cgraph_propagate_frequency): Handle only local ones.
783 * tree-pass.h (pass_ipa_profile): Declare.
784 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
785 (pass_ipa_profile): Use TV_IPA_PROFILE.
786 * ipa.c (ipa_profile): New function.
787 (gate_ipa_profile): Likewise.
788 (pass_ipa_profile): New global variable.
789 * passes.c (pass_ipa_profile): New.
791 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
793 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
795 2010-04-27 Martin Jambor <mjambor@suse.cz>
798 * ipa.c (dissolve_same_comdat_group_list): New function.
799 (function_and_variable_visibility): Call
800 dissolve_same_comdat_group_list when comdat group contains external or
802 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
803 lists are circular and that they contain only DECL_ONE_ONLY nodes.
805 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
807 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
808 (const_hash_1) <VECTOR_CST>: New case.
809 (compare_constant) <VECTOR_CST>: Likewise.
810 <ADDR_EXPR>: Deal with LABEL_REFs.
811 (copy_constant) <VECTOR_CST>: New case.
813 2010-04-27 Jan Hubicka <jh@suse.cz>
815 * cgraph.c (cgraph_propagate_frequency): New function.
816 * cgraph.h (cgraph_propagate_frequency): Declare.
817 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
818 cgraph_propagate_frequency.
820 2010-04-27 Jakub Jelinek <jakub@redhat.com>
822 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
824 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
827 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
828 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
829 here to determine which regs to push and how much stack to reserve.
831 2010-04-27 Jie Zhang <jie@codesourcery.com>
833 * doc/gimple.texi (gimple_statement_with_ops): Remove
834 addresses_taken field.
835 (gimple_statement_with_memory_ops): Likewise.
837 2010-04-27 Jan Hubicka <jh@suse.cz>
839 * tree-inline.c (eni_inlining_weights): Remove.
840 (estimate_num_insns): Special case more builtins.
842 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
845 * c-typeck.c (build_binary_op): Move forward check for comparison
846 pointer with null pointer constant and adjust the diagnostic message.
848 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
851 * configure.ac (gcc_cv_as_section_has_align): Set if installed
852 binutils supports extended .section directive needed by LTO, or
853 warn if older binutils found.
854 (LTO_BINARY_READER): New AC_SUBST'd variable.
855 (LTO_USE_LIBELF): Likewise.
856 * gcc/config.gcc (lto_binary_reader): New target-specific configure
858 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
859 (LTO_USE_LIBELF): Likewise.
860 * configure: Regenerate.
862 * collect2.c (is_elf): Rename from this ...
863 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
864 object files in addition to ELF-formatted ones.
865 (scan_prog_file): Caller updated. Also allow for LTO info marker
866 symbol to be prefixed or not by an extra underscore.
868 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
869 * config/i386/winnt.c: Also #include lto-streamer.h
870 (i386_pe_asm_named_section): Specify 1-byte section alignment for
872 (i386_pe_asm_output_aligned_decl_common): Add comment.
873 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
875 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
878 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
879 Add missing earlyclobber for second alternative.
881 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
883 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
884 bits for artificial defs at the top of the block.
885 * fwprop.c (single_def_use_enter_block): Don't call it.
887 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
890 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
891 instead of "$gcc_cv_objdump -T".
892 Use "-undefined dynamic_lookup" on darwin.
893 * gcc/configure: Regenerate.
895 2010-04-26 Jakub Jelinek <jakub@redhat.com>
898 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
900 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
902 * c-parser.c (struct c_token): Move location field up.
903 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
904 (struct c_declspecs): Convert typespec_word, storage_class, and
905 default_int_p into bitfields.
906 (struct c_declarator): Move loc field up.
908 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
910 * cfgloop.h (struct loop): Move can_be_parallel field up.
911 * ipa-prop.h (struct ip_node_params): Move bitfields up.
912 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
914 (struct iv_cand): Convert pos field into a bitfield.
915 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
917 (struct _stmt_vec_info): Shuffle fields for better packing.
919 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
921 * varasm.c (IN_NAMED_SECTION): Remove guard.
922 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
923 (IN_NAMED_SECTION_P): ...this.
924 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
925 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
927 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
929 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
930 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
931 of shadowing it. Fix comments.
933 2010-04-26 Jan Hubicka <jh@suse.cz>
935 * cgraph.c (cgraph_create_node): Set node frequency to normal.
936 (cgraph_clone_node): Copy function frequency.
937 * cgraph.h (node_frequency): New enum
938 (struct cgraph_node): Add.
939 * final.c (rest_of_clean_state): Update.
940 * lto-cgraph.c (lto_output_node): Output node frequency.
941 (input_overwrite_node): Input node frequency.
942 * tre-ssa-loop-ivopts (computation_cost): Update.
943 * lto-streamer-out.c (output_function): Do not output function
945 * predict.c (maybe_hot_frequency_p): Update and handle functions
947 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
949 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
950 (compute_function_frequency): Set noreturn functions to be executed
952 (choose_function_section): Update.
953 * lto-streamer-in.c (input_function): Do not input function frequency.
954 * function.c (allocate_struct_function): Do not initialize function
956 * function.h (function_frequency): Remove.
957 (struct function): Remove function frequency.
958 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
959 (try_update): Update.
960 * tree-inline.c (initialize_cfun): Do not update function frequency.
961 * passes.c (pass_init_dump_file): Update.
962 * i386.c (ix86_compute_frame_layout): Update.
963 (ix86_pad_returns): Update.
965 2010-04-26 Jie Zhang <jie@codesourcery.com>
967 PR tree-optimization/43833
968 * tree-vrp.c (range_int_cst_p): New.
969 (range_int_cst_singleton_p): New.
970 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
971 when both operands are constants. Use range_int_cst_p in
974 2010-04-26 Jan Hubicka <jh@suse.cz>
976 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
978 2010-04-26 Richard Guenther <rguenther@suse.de>
981 * gimple.c (gimple_decl_printable_name): Deal gracefully
982 with a NULL DECL_NAME.
984 2010-04-26 Richard Guenther <rguenther@suse.de>
987 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
988 if emitting debug information and it is either a function
991 2010-04-26 Ira Rosen <irar@il.ibm.com>
993 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
994 determine if the statement is vectorizable, and a macro to access it.
995 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
996 Skip statements that can't be vectorized. If the analysis fails,
997 mark the statement as unvectorizable if vectorizing basic block.
998 (vect_compute_data_refs_alignment): Likewise.
999 (vect_verify_datarefs_alignment): Skip statements marked as
1000 unvectorizable. Add print.
1001 (vect_analyze_group_access): Skip statements that can't be
1002 vectorized. If the analysis fails, mark the statement as
1003 unvectorizable if vectorizing basic block.
1004 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1005 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1006 generated stmts for SLP.
1007 (new_stmt_vec_info): Initialize the new field.
1008 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1009 statements marked as unvectorizable.
1011 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1013 * c-common.c (flag_isoc1x): New.
1014 (flag_isoc99): Update comment.
1015 * c-common.h (flag_isoc1x): New.
1016 (flag_isoc99): Update comment.
1017 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1018 __<type>_DECIMAL_DIG__.
1019 * c-opts.c (set_std_c1x): New.
1020 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1021 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1022 * c.opt (-std=c1x, -std=gnu1x): New options.
1023 * doc/cpp.texi: Mention -std=c1x.
1024 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1025 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1026 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1027 * doc/standards.texi: Mention C1X.
1028 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1029 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1030 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1033 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1035 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1036 placeholder from 0x%x to %#x.
1037 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1038 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1039 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1040 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1041 * config/i386/i386.c (ix86_target_string): Ditto.
1042 (output_pic_addr_const): Ditto.
1043 (print_operand): Ditto.
1045 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1047 * combine.c (find_split_point): Add third argument. Use it
1048 to find nested multiply-accumulate instructions. Adjust calls.
1049 (try_combine): Adjust call to find_split_point.
1051 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1053 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1055 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1057 PR tree-optimization/41442
1058 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1059 (fold_binary_loc): Call it.
1061 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1063 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1064 * opts.c (common_handle_option): Allow disabling it.
1065 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1067 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1069 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1070 between modes if both types are integral.
1072 2010-04-23 Richard Guenther <rguenther@suse.de>
1074 PR tree-optimization/43572
1075 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1077 2010-04-23 Richard Guenther <rguenther@suse.de>
1080 * tree-inline.c (tree_can_inline_p): Also check compatibility
1083 2010-04-23 Martin Jambor <mjambor@suse.cz>
1085 PR tree-optimization/43846
1086 * tree-sra.c (struct access): New flag grp_assignment_read.
1087 (build_accesses_from_assign): Set grp_assignment_read.
1088 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1089 (enum mark_read_status): New type.
1090 (analyze_access_subtree): Propagate grp_assignment_read, create
1091 accesses also if both direct_read and root->grp_assignment_read.
1093 2010-04-23 Martin Jambor <mjambor@suse.cz>
1096 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1097 function does not have type attributes.
1099 2010-04-23 Richard Guenther <rguenther@suse.de>
1102 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1105 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1107 * sese.h (create_if_region_on_edge): Remove.
1109 * sese.c (create_if_region_on_edge): Make static.
1111 * tree-inline.c: Do not include ggc.h.
1113 * expr.c: Do not include ggc.h.
1115 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1118 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1121 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1122 in the middle of insns for casesi_worker_2.
1124 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1126 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1128 2010-04-22 Ira Rosen <irar@il.ibm.com>
1130 PR tree-optimization/43842
1131 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1132 loop unrolling in update of exit phis. Fix comment.
1133 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1134 least two reduction statements in the loop before starting SLP
1137 2010-04-22 Nick Clifton <nickc@redhat.com>
1139 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1141 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1143 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1146 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1148 * tree-parloops.c (loop_parallel_p): New argument
1149 parloop_obstack. Pass it down.
1150 (parallelize_loops): New variable parloop_obstack. Initialize it,
1151 pass it down, free it.
1153 * tree-loop-linear.c (linear_transform_loops): Pass down
1156 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1157 of type struct obstack *.
1159 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1160 scratch_obstack. Initialize it, pass down, free it.
1162 * lambda.h (lambda_loop_new): Remove.
1163 (lambda_matrix_new, lambda_matrix_inverse)
1164 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1165 argument of type struct obstack *.
1167 * lambda-trans.c (lambda_trans_matrix_new): New argument
1168 lambda_obstack. Pass it down, use obstack allocation for ret.
1169 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1172 * lambda-mat.c (lambda_matrix_get_column)
1173 (lambda_matrix_project_to_null): Remove.
1174 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1176 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1179 * lambda-code.c (lambda_loop_new): New function.
1180 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1181 (lambda_compute_auxillary_space, lambda_compute_target_space)
1182 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1183 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1184 (build_access_matrix): New argument lambda_obstack. Use obstack
1186 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1187 argument lambda_obstack. Pass it down.
1189 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1191 * optabs.h (expand_widening_mult): Declare.
1193 2010-04-22 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/43845
1196 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1197 lookup the CALL_EXPR function and arguments.
1199 2010-04-22 Nick Clifton <nickc@redhat.com>
1201 * config/stormy16/stormy16.c
1202 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1203 * config/stormy16/stormy16.h: Tidy up formatting.
1204 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1205 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1206 (ineqbranchsi): Delete pattern.
1207 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1208 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1209 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1210 stormy16-lib2-ucmpsi2.c.
1212 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1214 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1215 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1216 extra set merge_set_noclobber, and use it to relax the final test
1218 * df.h (df_simulate_find_noclobber_defs): Declare.
1219 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1221 (df_simulate_find_noclobber_defs): New function.
1223 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md: Use {} around multi-line preparation statements.
1227 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1229 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1230 (process_init_element): New argument of type struct obstack *.
1232 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1233 (set_init_index, set_init_label, set_nonincremental_init)
1234 (set_nonincremental_init_from_string, find_init_member)
1235 (output_init_element, output_pending_init_elements)
1236 (process_init_element): New argument braced_init_obstack. Pass it
1238 (push_range_stack, add_pending_init): New argument
1239 braced_init_obstack. Use obstack allocation.
1241 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1242 braced_init_obstack. Pass it down.
1243 (c_parser_braced_init): New variables ret, braced_init_obstack.
1244 Initialize obstack, pass it down and finally free it.
1246 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1249 * tree-pass.h (pass_optimize_widening_mul): Declare.
1250 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1251 gate_optimize_widening_mul): New static functions.
1252 (pass_optimize_widening_mul): New.
1253 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1254 <case MULT_EXPR>: Remove support for widening multiplies.
1255 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1256 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1257 simplify_gen_unary rather than directly building extensions.
1258 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1260 * expmed.c (expand_widening_mult): New function.
1261 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1263 2010-04-21 Jan Hubicka <jh@suse.cz>
1265 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1266 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1267 * lto-wpa-fixup.c: Remove.
1268 * Makefile.in (lto-wpa-fixup.o): Remove.
1269 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1270 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1271 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1273 2010-04-21 Jan Hubicka <jh@suse.cz>
1275 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1276 add write_optimization_summary, read_optimization_summary.
1277 (ipa_write_summaries_of_cgraph_node_set): Remove.
1278 (ipa_write_optimization_summaries): Declare.
1279 (ipa_read_optimization_summaries): Declare.
1280 * ipa-cp.c (pass_ipa_cp): Update.
1281 * ipa-reference.c (pass_ipa_reference): Update.
1282 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1283 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1285 * ipa-inline.c (pass_ipa_inline): Update.
1286 * ipa.c (pass_ipa_whole_program): Update.
1287 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1288 * passes.c (ipa_write_summaries_1): Do not test wpa.
1289 (ipa_write_optimization_summaries_1): New.
1290 (ipa_write_optimization_summaries): New.
1291 (ipa_read_summaries): Do not test ltrans.
1292 (ipa_read_optimization_summaries_1): New.
1293 (ipa_read_optimization_summaries): New.
1295 2010-04-21 Jan Hubicka <jh@suse.cz>
1297 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1299 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1301 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1304 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1305 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1307 2010-04-21 Jan Hubicka <jh@suse.cz>
1309 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1311 2010-04-21 Jan Hubicka <jh@suse.cz>
1313 * varpool.c (decide_is_variable_needed): Variable is always needed
1316 2010-04-21 Jan Hubicka <jh@suse.cz>
1318 * opts.c (decode_options): Enable pure-const pass for whopr.
1320 2010-04-21 Jan Hubicka <jh@suse.cz>
1322 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1323 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1325 (cgraph_decide_inlining): Do not expect callee to be removed in all
1328 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1330 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1332 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1334 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1335 amdfam10_decode attributes.
1337 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1340 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1341 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1342 (lower_copyprivate_clauses): Use private var in outer
1343 context instead of original var. Make sure the types
1344 are correct for VLAs.
1346 2010-04-21 Richard Guenther <rguenther@suse.de>
1348 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1349 to non-pointer objects.
1351 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1353 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1354 last chain entry if it starts with the still current label.
1355 (add_location_or_const_value_attribute): Check that
1356 loc_list->first->next is NULL instead of comparing ->first with ->last.
1357 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1358 to add_var_loc_to_decl.
1360 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1361 >= 4 add also address size and segment size fields into CIE header.
1363 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1364 long as address size is the same as sizeof (void *) and
1366 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1367 address size or segment size is unexpected, return DW_EH_PE_omit.
1368 (classify_object_over_fdes): If get_cie_encoding returned
1369 DW_EH_PE_omit, return -1.
1370 (init_object): If classify_object_over_fdes returned -1,
1371 pretend there were no FDEs at all.
1373 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1376 bswap{si,di}2 using SWI48 mode iterator.
1377 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1378 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1379 set modrm attribute of bswap insn to 0 and remove length attribute.
1380 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1381 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1382 set mode attribute to <MODE> and remove length attribute.
1384 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1386 PR rtl-optimization/43520
1387 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1388 zero available registers.
1390 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1392 * builtins.c (fold_builtin_cproj): Fold more cases.
1394 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1396 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1397 (fold_builtin_1): Fold builtin cproj.
1398 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1399 Use ATTR_CONST_NOTHROW_LIST.
1401 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1404 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1405 ffsi2_no_cmove for !TARGET_CMOVE.
1406 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1407 (ffssi2): Remove expander.
1408 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1410 (ctz<mode>2): Ditto from ctz{si,di}2.
1411 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1413 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1416 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1418 * dwarf2out.c (AT_linkage_name): Define.
1419 (clone_as_declaration): Handle DW_AT_linkage_name.
1420 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1421 of DW_AT_MIPS_linkage_name.
1422 (move_linkage_attr): Likewise.
1423 (dwarf2out_finish): Likewise.
1425 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1428 * fold-const.c (fold_comparison): New folding rule.
1430 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1432 * double-int.h (double_int_setbit): Declare.
1433 * double-int.c (double_int_setbit): New function.
1434 * rtl.h (immed_double_int_const): Declare.
1435 * emit-rtl.c (immed_double_int_const): New function.
1436 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1437 and immed_double_int_const functions.
1438 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1439 expand_copysign_bit): (Ditto.).
1440 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1441 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1442 * dojump.c (prefer_and_bit_test): (Ditto.).
1443 * expr.c (convert_modes, reduce_to_bit_field_precision,
1444 const_vector_from_tree): (Ditto.).
1445 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1447 2010-04-20 Jan Hubicka <jh@suse.cz>
1449 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1450 (dump_cgraph_node): Dump new flags.
1451 * cgraph.h (struct cgraph_node): Add flags
1452 reachable_from_other_partition and in_other_partition.
1453 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1454 other partition can not be removed.
1455 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1456 the other partition must be output; silence sanity checking on
1457 leaking functions bodies from other paritition.
1458 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1459 (lto_output_node): Output new flags; do not sanity check that inline
1460 clones are output; drop lto_forced_extern_inline_p code; do not mock
1461 visibility flags at partition boundaries.
1462 (add_node_to): New function.
1463 (output_cgraph): Use it to sort functions so masters appear before
1465 (input_overwrite_node): Input new flags.
1466 * passes.c (ipa_write_summaries): Do not call
1467 lto_new_extern_inline_states.
1468 * lto-section-out.c (forced_extern_inline,
1469 lto_new_extern_inline_states lto_delete_extern_inline_states,
1470 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1471 * lto-streamer.h (lto_new_extern_inline_states,
1472 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1473 lto_forced_extern_inline_p): Kill.
1475 2010-04-20 Richard Guenther <rguenther@suse.de>
1477 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1478 from vars that can have pointers.
1479 (process_constraint): Dump useless constraints.
1481 2010-04-20 Richard Guenther <rguenther@suse.de>
1483 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1484 (dump_sa_points_to_info): Remove asserts.
1485 (init_base_vars): nothing_id isn't an escape point nor does it
1488 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1490 * tree.h (TYPE_REF_IS_RVALUE): Define.
1491 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1492 should_move_die_to_comdat, prune_unused_types_walk): Handle
1493 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1494 (modified_type_die, gen_reference_type_die): Emit
1495 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1496 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1498 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1501 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1502 calls for -fpic -m31 if they have been sibcall optimized.
1504 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1506 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1507 ar.lc fixed and call-used.
1509 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1511 2010-04-19 Jan Hubicka <jh@suse.cz>
1513 * opts.c (decode_options): Disable whpr incompatible passes.
1514 * lto/lto.c (lto_1_to_1_map): Skip clones.
1515 (read_cgraph_and_symbols): Do not mark everything as needed.
1516 (do_whole_program_analysis): Do map only after optimizing;
1517 set proper cgraph_state; use passmanager.
1519 2010-04-19 DJ Delorie <dj@redhat.com>
1521 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1522 POINTER_PLUS_EXPR and fix them.
1524 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1526 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1527 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1528 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1529 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1530 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1531 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1532 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1533 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1534 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1535 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1536 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1538 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1540 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1541 (check_cond_move_block): Likewise.
1542 (cond_move_process_if_block): Likewise.
1543 (noce_find_if_block): Improve formatting.
1544 (find_if_header): Pass 0 to memset and tweak conditions.
1545 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1547 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1549 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1553 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1554 with non-local decl doesn't need chain.
1556 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1558 * ira-color.c (allocno_reload_assign): Avoid accumulating
1559 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1561 2010-04-19 Martin Jambor <mjambor@suse.cz>
1563 * gimple.h (create_tmp_reg): Declare.
1564 * gimplify.c (create_tmp_reg): New function.
1565 (gimplify_return_expr): Use create_tmp_reg.
1566 (gimplify_omp_atomic): Likewise.
1567 (gimple_regimplify_operands): Likewise.
1568 * tree-dfa.c (make_rename_temp): Likewise.
1569 * tree-predcom.c (predcom_tmp_var): Likewise.
1570 (reassociate_to_the_same_stmt): Likewise.
1571 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1572 (get_replaced_param_substitute): Likewise.
1573 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1574 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1575 * tree-ssa-pre.c (get_representative_for): Likewise.
1576 (create_expression_by_pieces): Likewise.
1577 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1578 (create_tailcall_accumulator): Likewise.
1580 2010-04-19 Martin Jambor <mjambor@suse.cz>
1582 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1584 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1586 2010-04-19 Richard Guenther <rguenther@suse.de>
1588 PR tree-optimization/43796
1589 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1590 from SCEV in the lattice.
1591 (vrp_visit_phi_node): Dump change.
1593 2010-04-19 Richard Guenther <rguenther@suse.de>
1595 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1596 * configure: Re-generated.
1598 2010-04-19 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/43783
1601 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1602 constant ARRAY_REF operands two and three if possible.
1604 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1609 2010-04-19 Jie Zhang <jie@codesourcery.com>
1612 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1614 2010-04-19 Ira Rosen <irar@il.ibm.com>
1616 PR tree-optimization/37027
1617 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1618 and macro to access it.
1619 (vectorizable_reduction): Add argument.
1620 (vect_get_slp_defs): Likewise.
1621 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1622 statements for possible use in SLP.
1623 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1624 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1625 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1627 (vectorizable_reduction): Likewise.
1628 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1630 (vectorizable_type_demotion, vectorizable_type_promotion,
1631 vectorizable_store): Likewise.
1632 (vect_analyze_stmt): Update call to vectorizable_reduction.
1633 (vect_transform_stmt): Likewise.
1634 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1635 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1636 from different interleaving chains in same node.
1637 (vect_slp_rearrange_stmts): New function.
1638 (vect_supported_load_permutation_p): Allow load permutations for
1639 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1640 inside SLP nodes if necessary.
1641 (vect_analyze_slp_instance): Handle reductions.
1642 (vect_analyze_slp): Try to build SLP instances originating from groups
1644 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1645 (vect_get_constant_vectors): Create initial vectors for reductions
1646 according to reduction code. Add new argument.
1647 (vect_get_slp_defs): Add new argument, pass it to
1648 vect_get_constant_vectors.
1649 (vect_schedule_slp_instance): Remove SLP tree root statements.
1651 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1653 * tree.h (ENUM_IS_SCOPED): Define.
1654 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1655 for ENUM_IS_SCOPED enums.
1657 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1659 * fold-const.c (fold_comparison): Use ssizetype.
1660 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1661 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1662 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1663 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1665 * tree.h (initialize_sizetypes): Remove parameter.
1666 (build_common_tree_nodes): Remove second parameter.
1667 * stor-layout.c (initialize_sizetypes): Remove parameter.
1668 Always create an unsigned type.
1669 (set_sizetype): Assert that the passed type is unsigned and simplify.
1670 * tree.c (build_common_tree_nodes): Remove second parameter.
1671 Adjust call to initialize_sizetypes.
1672 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1673 build_common_tree_nodes.
1675 2010-04-18 Matthias Klose <doko@ubuntu.com>
1677 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1679 2010-04-18 Ira Rosen <irar@il.ibm.com>
1681 PR tree-optimization/43771
1682 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1683 load permutation doesn't have gaps.
1685 2010-04-18 Jan Hubicka <jh@suse.cz>
1687 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1688 (sse_prologue_save_insn expander): Use new pattern.
1689 (sse_prologue_save_insn1): New pattern and splitter.
1690 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1692 * i386.c (setup_incoming_varargs_64): Do not compute jump
1694 (ix86_gimplify_va_arg): Update alignment needed.
1695 (ix86_local_alignment): Do not align all local arrays to 128bit.
1697 2010-04-17 Jan Hubicka <jh@suse.cz>
1699 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1701 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1703 * arm.md (negdi2): Remove redundant code to force values into a
1706 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1708 * arm/bpabi.S: Add EABI alignment attributes to objects.
1709 * arm/bpabi-v6m.S: Likewise.
1710 * arm/crti.asm: Likewise.
1711 * arm/crtn.asm: Likewise.
1712 * arm/lib1funcs.asm: Likewise.
1713 * arm/libunwind.S: Likewise.
1715 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1717 * arm-protos.h (tune_params): New structure.
1718 * arm.c (current_tune): New variable.
1719 (arm_constant_limit): Delete.
1720 (struct processors): Add pointer to the tune parameters.
1721 (arm_slowmul_tune): New tuning option.
1722 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1723 (all_cores): Adjust to pick up the tuning model.
1724 (arm_constant_limit): New function.
1725 (arm_override_options): Select the appropriate tuning model. Delete
1726 initialization of arm_const_limit.
1727 (arm_split_constant): Use the new constant-limit model.
1728 (arm_rtx_costs): Pick up the current tuning model.
1729 * arm.md (is_strongarm, is_xscale): Delete.
1730 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1731 for Xscale variant architectures.
1732 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1734 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1736 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1738 (arm_rtx_costs_1): Remove unused variable extra_cost.
1739 (arm_unwind_emit_set): Use variable offset.
1740 (thumb1_output_casesi): Remove unused variable flags.
1742 2010-04-16 Jeff Law <law@redhat.com>
1744 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1745 needing assignment rather than doing a two-phase assignment. Remove
1746 unused variable 'm'.
1748 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1751 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1753 2010-04-16 Doug Kwan <dougkwan@google.com>
1755 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1756 (next_operand_entry_id): New static variable.
1757 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1758 (add_to_ops_vec): Assigned unique ID to operand entry.
1759 (struct oecount_s): New field ID.
1760 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1761 (undistribute_ops_list): Assign unique IDs to oecounts.
1762 (init_reassoc): reset next_operand_entry_id.
1764 2010-04-16 Doug Kwan <dougkwan@google.com>
1766 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1767 missing left parenthesis.
1769 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1772 *btdi_rex64 using SWI48 mode iterator.
1773 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1774 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1775 *jcc_btdi_mask_rex64.
1777 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1779 * double-int.h (tree_to_double_int): Convert to macro.
1780 * double-int.c (tree_to_double_int): Remove.
1782 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1785 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1786 with want_address 2 and in case a single element list might be
1787 possible, call it again with want_address 0.
1789 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1791 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1792 case 'W' print operands for HI mode.
1793 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1794 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1795 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1796 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1798 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1800 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1801 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1802 #xx:3 and #xx:4 mode.
1804 * config/h8300/h8300.md (inverted load with HImode dest): Add
1805 support for H8300SX.
1807 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1808 satisfy 'U' constraint.
1810 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1812 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1813 * configure: Regenerate.
1814 * config.in: Regenerate.
1815 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1818 2010-04-16 Richard Guenther <rguenther@suse.de>
1820 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1821 (struct tree_decl_common): ... here.
1822 (DECL_PT_UID): Adjust.
1823 (SET_DECL_PT_UID): Likewise.
1824 (DECL_PT_UID_SET_P): Likewise.
1826 2010-04-16 Richard Guenther <rguenther@suse.de>
1828 PR tree-optimization/43572
1829 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1830 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1831 * tree-flow.h (is_call_clobbered): Remove.
1832 * tree-flow-inline.h (is_call_clobbered): Likewise.
1833 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1834 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1835 (execute_return_slot_opt): Adjust.
1836 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1837 check for call clobbered vars here.
1838 (find_tail_calls): Move tailcall verification to the
1841 2010-04-16 Diego Novillo <dnovillo@google.com>
1843 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1845 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1848 * config/arm/arm.md (cbranchqi4): New pattern.
1849 * config/arm/predicates.md (const0_operand,
1850 cbranchqi4_comparison_operator): New predicates.
1852 2010-04-16 Richard Guenther <rguenther@suse.de>
1854 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1855 (dump_gimple_stmt): Likewise.
1857 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1859 * recog.h (struct recog_data): New field is_operator.
1860 (struct insn_operand_data): New field is_operator.
1861 * recog.c (extract_insn): Set recog_data.is_operator.
1862 * genoutput.c (output_operand_data): Emit code to set the
1864 * reload.c (find_reloads): Use it rather than testing for an
1865 empty constraint string.
1868 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1869 If the previous insn is a cbranchsi4_insn with the same arguments,
1870 omit the compare instruction.
1872 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1873 register, inputs must be low registers and we need a low register
1874 scratch. Handle alternative 2 like alternative 3.
1876 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1878 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1879 don't call get_addr on both. If one expression is a VALUE and
1880 the other a REG, check VALUE's locs if the REG isn't among them.
1882 2010-04-16 Christian Bruel <christian.bruel@st.com>
1884 * config/sh/sh.h (sh_frame_pointer_required): New function.
1885 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1886 (flag_omit_frame_pointer) Set.
1887 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1888 (rounded_frame_size): Adjust size with outgoing_args_size.
1889 (sh_set_return_address): Must return from stack pointer.
1890 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1891 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1892 (ACCUMULATE_OUTGOING_ARGS): Define.
1893 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1894 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1896 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1899 * config/sh/sh.c (sh_legitimize_reload_address): Use
1900 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1901 Remove a unneeded check for offset_base.
1903 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1905 * configure: Regenerated.
1907 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1909 * config/s390/s390.c (s390_call_save_register_used): Switch back
1910 to HARD_REGNO_NREGS.
1912 2010-04-15 Richard Guenther <rguenther@suse.de>
1914 * alias.c (alias_set_subset_of): Handle alias-set zero
1917 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1918 Julian Brown <julian@codesourcery.com>
1920 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1921 alternatives according to use of high and low regs.
1922 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1923 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1924 optimizing for size on Thumb-2.
1926 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1928 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1930 2010-04-15 Richard Guenther <rguenther@suse.de>
1932 * tree-ssa-structalias.c (struct variable_info): Add
1934 (new_var_info): Initialize it.
1935 (dump_constraints): Support printing last added constraints.
1936 (debug_constraints): Adjust.
1937 (dump_constraint_graph): Likewise.
1938 (make_heapvar_for): Check for NULL cfun.
1939 (get_function_part_constraint): New function.
1940 (get_fi_for_callee): Likewise.
1941 (find_func_aliases): Properly implement IPA PTA constraints.
1942 (process_ipa_clobber): New function.
1943 (find_func_clobbers): Likewise.
1944 (insert_into_field_list_sorted): Remove.
1945 (create_function_info_for): Properly allocate vars for IPA mode.
1946 Do not use insert_into_field_list_sorted.
1947 (create_variable_info_for): Properly generate constraints for
1948 global vars in IPA mode.
1949 (dump_solution_for_var): Always dump the solution.
1950 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1951 (find_what_var_points_to): Adjust.
1952 (pt_solution_set): Change.
1953 (pt_solution_ior_into): New function.
1954 (pt_solution_empty_p): Export.
1955 (pt_solution_includes_global): Adjust.
1956 (pt_solution_includes_1): Likewise.
1957 (pt_solutions_intersect_1): Likewise.
1958 (dump_sa_points_to_info): Check some invariants.
1959 (solve_constraints): Move constraint dumping ...
1960 (compute_points_to_sets): ... here.
1961 (ipa_pta_execute): ... and here.
1962 (compute_may_aliases): Do not re-compute points-to info
1963 locally if IPA info is available.
1964 (ipa_escaped_pt): New global var.
1965 (ipa_pta_execute): Properly implement IPA PTA.
1966 * tree-into-ssa.c (dump_decl_set): Support dumping
1967 decls not in referenced-vars.
1968 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1969 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1970 (dump_points_to_solution): Likewise.
1971 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1972 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1973 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1974 (copy_decl_to_var): Copy DECL_PT_UID.
1975 (copy_result_decl_to_var): Likewise.
1976 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1977 (copy_node_stat): Copy it.
1978 * tree.h (DECL_PT_UID): New macro.
1979 (SET_DECL_PT_UID): Likewise.
1980 (DECL_PT_UID_SET_P): Likewise.
1981 (struct tree_decl_minimal): Add pt_uid member.
1982 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1983 (pt_solution_empty_p): Declare.
1984 (pt_solution_set): Adjust.
1985 (ipa_escaped_pt): Declare.
1986 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1987 * gimple-pretty-print.c (pp_points_to_solution): New function.
1988 (dump_gimple_call): Dump call clobber/use information.
1989 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1990 * tree-pass.h (TDF_ALIAS): New dump option.
1991 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1992 * doc/invoke.texi (-fipa-pta): Update documentation.
1994 2010-04-15 Richard Guenther <rguenther@suse.de>
1996 * Makefile.in (OBJS-common): Add gimple-fold.o.
1997 (gimple-fold.o): New rule.
1998 * tree.h (maybe_fold_offset_to_reference,
1999 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2001 * gimple.h: ... here.
2002 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2003 may_propagate_address_into_dereference): Move prototypes ...
2004 * gimple.h: ... here.
2005 * tree-ssa-ccp.c (get_symbol_constant_value,
2006 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2007 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2008 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2009 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2010 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2011 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2012 gimplify_and_update_call_from_tree): Move ...
2013 * gimple-fold.c: ... here. New file.
2014 (ccp_fold_builtin): Rename to ...
2015 (gimple_fold_builtin): ... this.
2016 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2018 2010-04-15 Richard Guenther <rguenther@suse.de>
2020 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2021 fit_double_type, force_fit_type_double, add_double_with_sign,
2022 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2023 lrotate_double, rrotate_double, div_and_round_double): Move ...
2024 * double-int.c: ... here.
2025 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2026 add_double, neg_double, mul_double_with_sign, mul_double,
2027 lshift_double, rshift_double, lrotate_double, rrotate_double,
2028 div_and_round_double): Move prototypes ...
2029 * double-int.h: ... here.
2031 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2034 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2035 matching constraints to ensure inputs match the output.
2037 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2040 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2041 in an input-only operand.
2043 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2045 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2046 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2047 (double_int_negative_p): Convert to static inline function.
2048 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2049 (double_int_negative_p): Remove.
2050 * tree.h (lshift_double, rshift_double):
2051 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2052 * fold-const.c (fold_convert_const_int_from_real,
2053 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2054 (lshift_double): Change type of arith argument to bool.
2055 (rshift_double): Change type of arith argument to bool. Correct
2057 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2059 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2062 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2063 at the start and end of the then/else blocks, and omit them from the
2065 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2066 argument; all callers changed. Pass zero to old_insns_match_p instead.
2067 (flow_find_head_matching_sequence): New function.
2068 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2069 * basic-block.h (flow_find_cross_jump,
2070 flow_find_head_matching_sequence): Declare functions.
2072 2010-04-14 Jason Merrill <jason@redhat.com>
2075 * c-common.c (attribute_takes_identifier_p): New fn.
2076 * c-common.h: Declare it.
2078 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2080 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2082 (*udivmod<mode>4): Ditto.
2084 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.md (maxmin_int): Rename code attribute from
2087 maxminiprefix and update all users.
2088 (maxmin_float): Ditto from maxminfprefix.
2089 (logic): Ditto from logicprefix.
2090 (absneg_mnemonic): Ditto from absnegprefix.
2091 * config/i386/mmx.md: Update all users of maxminiprefix,
2092 maxminfprefix and logicprefix for rename.
2093 * config/i386/sse.md: Ditto.
2094 * config/i386/sync.md (sync_<code><mode>): Update for
2097 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2100 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2101 warnings converted to errors.
2103 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2105 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2106 used insn_type variable.
2107 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2108 to avoid set-but-not-used warning.
2110 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2112 * df-core.c (df_ref_debug): Change format string placeholder
2114 * dwarf2asm.c (dw2_asm_output_data_raw,
2115 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2116 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2117 * dwarf2out.c (output_cfi, output_cfi_directive,
2118 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2119 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2121 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2122 * print-rtl.c (print_rtx): Ditto.
2124 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2127 * builtins.c (expand_builtin_pow_root): New function to expand pow
2128 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2129 series of sqrt and cbrt calls under -ffast-math.
2130 (expand_builtin_pow): Call it.
2132 2010-04-14 Michael Matz <matz@suse.de>
2134 PR tree-optimization/42963
2135 * tree-cfg.c (touched_switch_bbs): New static variable.
2136 (group_case_labels_stmt): New function broken out from ...
2137 (group_case_labels): ... here, use the above.
2138 (start_recording_case_labels): Allocate touched_switch_bbs.
2139 (end_recording_case_labels): Deallocate it, call
2140 group_case_labels_stmt.
2141 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2143 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2148 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2150 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2152 2010-04-13 Jan Hubicka <jh@suse.cz>
2154 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2155 of optimized out static functions.
2156 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2157 cost computation. Also sanity check for overflows.
2158 (update_caller_keys): Update cgraph_edge_badness call; properly
2159 update fibheap and sanity check that it is up to date.
2160 (add_new_edges_to_heap): Update cgraph_edge_badness.
2161 (cgraph_decide_inlining_of_small_function): Likewise;
2162 add sanity checking that badness in heap is up to date;
2163 improve dumping of reason; Update badness of calls to the
2164 offline copy of function currently inlined; dump badness
2165 of functions not inlined because of unit growth limits.
2167 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2170 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2171 because of sign-extension change when converting to sizetype here...
2172 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2174 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2175 the folding to constants. Remove redundant final conversion.
2176 (fold_binary) <associate>: Do not associate if the re-association of
2177 constants alone overflows.
2178 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2179 to the end of the list.
2180 (multiple_of_p) <COND_EXPR>: New case.
2182 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2184 * opt-functions.awk (opt_sanitized_name): New.
2186 * optc-gen.awk: Use it
2187 * opth-gen.awk: Use it.
2189 2010-04-13 Martin Jambor <mjambor@suse.cz>
2191 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2192 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2193 children. Call replace_uses_with_default_def_ssa_name to handle
2196 2010-04-13 Michael Matz <matz@suse.de>
2199 * builtins.c (expand_builtin_interclass_mathfn): Also create
2200 a register if the predicate doesn't match.
2202 2010-04-13 Diego Novillo <dnovillo@google.com>
2204 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2205 * c-pch.c: Include timevar.h.
2206 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2207 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2208 * ggc-common.c: Include timevar.h.
2209 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2210 * timevar.def (TV_PCH_SAVE): Define.
2211 (TV_PCH_CPP_SAVE): Define.
2212 (TV_PCH_PTR_REALLOC): Define.
2213 (TV_PCH_PTR_SORT): Define.
2214 (TV_PCH_RESTORE): Define.
2215 (TV_PCH_CPP_RESTORE): Define.
2217 2010-04-13 Michael Matz <matz@suse.de>
2219 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2221 (can_reassociate_p): New function.
2222 (break_up_subtract_bb, reassociate_bb): Use it.
2224 2010-04-13 Richard Guenther <rguenther@suse.de>
2227 * builtins.c (c_readstr): Fix assert.
2229 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2231 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2232 when generating cltd insn.
2234 (*ashl<mode>3_1): Remove special handling for register operand 2.
2235 (*ashlsi3_1_zext): Ditto.
2236 (*ashlhi3_1): Ditto.
2237 (*ashlhi3_1_lea): Ditto.
2238 (*ashlqi3_1): Ditto.
2239 (*ashlqi3_1_lea): Ditto.
2240 (*<shiftrt_insn><mode>3_1): Ditto.
2241 (*<shiftrt_insn>si3_1_zext): Ditto.
2242 (*<shiftrt_insn>qi3_1_slp): Ditto.
2243 (*<rotate_insn><mode>3_1): Ditto.
2244 (*<rotate_insn>si3_1_zext): Ditto.
2245 (*<rotate_insn>qi3_1_slp): Ditto.
2247 2010-04-13 Richard Guenther <rguenther@suse.de>
2249 * tree-ssa-structalias.c (callused_id): Remove.
2250 (call_stmt_vars): New.
2251 (get_call_vi): Likewise.
2252 (lookup_call_use_vi): Likewise.
2253 (lookup_call_clobber_vi): Likewise.
2254 (get_call_use_vi): Likewise.
2255 (get_call_clobber_vi): Likewise.
2256 (make_transitive_closure_constraints): Likewise.
2257 (handle_const_call): Adjust to do per-call call-used handling.
2258 (handle_pure_call): Likewise.
2259 (find_what_var_points_to): Remove general callused handling.
2260 (init_base_vars): Likewise.
2261 (init_alias_vars): Initialize call_stmt_vars.
2262 (compute_points_to_sets): Process call-used and call-clobbered
2263 vars for call statements.
2264 (delete_points_to_sets): Free call_stmt_vars.
2266 2010-04-13 Richard Guenther <rguenther@suse.de>
2268 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2269 Only add RW dependence for dependence distance zero.
2270 Adjust maximal vectorization factor according to dependences.
2271 Move alignment handling ...
2272 (vect_find_same_alignment_drs): ... here. New function.
2273 (vect_analyze_data_ref_dependences): Adjust.
2274 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2275 (vect_analyze_data_refs): Adjust minimal vectorization factor
2276 according to data references.
2277 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2278 dependences before determining the vectorization factor.
2279 Analyze alignment after determining the vectorization factor.
2280 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2281 dependences before alignment.
2282 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2284 (vect_analyze_data_refs): Likewise.
2285 (MAX_VECTORIZATION_FACTOR): New define.
2287 2010-04-13 Duncan Sands <baldrick@free.fr>
2289 * except.h (lang_eh_type_covers): Remove.
2290 * except.c (lang_eh_type_covers): Likewise.
2292 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2293 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2295 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2296 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2297 UNITS_PER_LONG where it is ABI relevant.
2298 (s390_return_addr_rtx): Likewise.
2299 (s390_back_chain_rtx): Likewise.
2300 (s390_frame_area): Likewise.
2301 (s390_frame_info): Likewise.
2302 (s390_initial_elimination_offset): Likewise.
2303 (save_gprs): Likewise.
2304 (s390_emit_prologue): Likewise.
2305 (s390_emit_epilogue): Likewise.
2306 (s390_function_arg_advance): Likewise.
2307 (s390_function_arg): Likewise.
2308 (s390_va_start): Likewise.
2309 (s390_gimplify_va_arg): Likewise.
2310 (s390_function_profiler): Likewise.
2311 (s390_optimize_prologue): Likewise.
2312 (s390_rtx_costs): Likewise.
2313 (s390_secondary_reload): Likewise.
2314 (s390_promote_function_mode): Likewise.
2315 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2316 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2317 registers available.
2318 (s390_unwind_word_mode): New function.
2319 (s390_function_value): Split 64 bit values into register pair if
2320 used as return value.
2321 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2322 function call parameters. Handle parallels.
2323 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2324 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2325 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2326 (s390_expand_setmem): Remove unused variable src_addr.
2327 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2328 deal with 64 bit registers.
2329 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2330 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2331 (UNITS_PER_LONG): New macro.
2332 * libjava/include/s390-signal.h: Define extended ucontext
2333 structure containing the upper halfs of the 64 bit registers.
2335 2010-04-13 Simon Baldwin <simonb@google.com>
2337 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2339 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2341 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2342 rvalue on the RHS if the LHS is of a non-renamable type.
2343 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2345 2010-04-13 Matthias Klose <doko@ubuntu.com>
2347 * gcc.c (cc1_options): Handle -iplugindir before processing
2348 the cc1 spec. Only add -iplugindir once.
2349 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2351 * common.opt (iplugindir): Remove `Separate' property, initialize.
2352 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2354 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2355 (distclean): Remove plugin dir.
2356 * doc/invoke.texi: Document -iplugindir.
2358 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2360 * doc/plugins.texi (Loading Plugins): Document short
2361 -fplugin=foo option.
2362 (Plugin API): Mention default_plugin_dir_name function.
2364 * gcc.c (find_file_spec_function): Add new declaration.
2365 (static_spec_func): Use it for "find-file".
2366 (find_file_spec_function): Add new function.
2367 (cc1_options): Add -iplugindir option if -fplugin* options found.
2369 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2371 * plugin.c (add_new_plugin): Updated comment, and handle short
2373 (default_plugin_dir_name): Added new function.
2375 * common.opt (iplugindir): New option to set the plugin directory.
2377 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.md (any_rotate): New code iterator.
2380 (rotate_insn): New code attribute.
2382 (SWIM124): New mode iterator.
2383 (<rotate_insn>ti3): New expander.
2384 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2385 any_rotate code iterator.
2386 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2387 using any_rotate code iterator and SWIM124 mode iterator.
2388 (ix86_rotlti3): New insn_and_split pattern.
2389 (ix86_rotrti3): Ditto.
2390 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2391 ix86_rotl{di,ti}3 patterns.
2392 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2393 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2394 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2395 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2396 code iterator and SWI mode iterator.
2397 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2398 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2400 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2401 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2402 (bswap rotatert splitter): Add splitter.
2403 (bswap splitter): Macroize splitter using any_rotate code iterator.
2404 Add insn predicate to split only for TARGET_USE_XCHGB or when
2405 optimizing function for size.
2407 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2409 * config/pa/pa.c (emit_move_sequence): Remove use of
2410 deleted variable flag_argument_noalias.
2412 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2414 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2416 Add to unsupported targets list.
2417 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2418 sparc*-sun-solaris2.[567]* from target lists.
2419 * configure: Regenerate.
2420 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2422 Remove Solaris 7 patch references.
2423 (Specific, sparc-sun-solaris2.7): Removed.
2424 (sparc-sun-solaris2*): Update Solaris 7 example.
2425 (sparc64-*-solaris2*): Likewise.
2427 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2429 * config.build (alpha*-dec-osf4*): Remove.
2430 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2431 of obsolete configurations.
2432 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2434 * config/alpha/t-osf4: Renamed to ...
2435 * config/alpha/t-osf5: ... this.
2436 * config/alpha/osf.h: Renamed to ...
2437 * config/alpha/osf5.h: ... this.
2438 Merged old osf5.h contents.
2440 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2441 (EXTRA_SPECS): Removed.
2442 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2443 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2446 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2448 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2450 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2453 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2454 __thiscall convention.
2456 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2458 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2460 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2462 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2464 * function.c (assign_parms_initialize_all): Add unused attribute
2467 2010-04-12 Richard Guenther <rguenther@suse.de>
2469 * gsstruct.def (GSS_CALL): New.
2470 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2471 * gimple.h: Include tree-ssa-alias.h.
2472 (struct gimple_statement_call): New.
2473 (union gimple_statement_struct_d): Add gimple_call member.
2474 (gimple_call_reset_alias_info): Declare.
2475 (gimple_call_use_set): New function.
2476 (gimple_call_clobber_set): Likewise.
2477 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2478 * gimple.c (gimple_call_reset_alias_info): New function.
2479 (gimple_build_call_1): Call it.
2480 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2481 * tree-inline.c (remap_gimple_stmt): Likewise.
2482 (expand_call_inline): Remove callused handling.
2483 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2484 * tree-dfa.c (dump_variable): Likewise.
2485 * tree-parloops.c (parallelize_loops): Likewise.
2486 * tree-ssa.c (init_tree_ssa): Likewise.
2487 (delete_tree_ssa): Likewise.
2488 * tree-flow-inline.h (is_call_used): Remove.
2489 * tree-flow.h (struct gimple_df): Remove callused member.
2490 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2491 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2492 (ref_maybe_used_by_call_p_1): Simplify.
2493 (call_may_clobber_ref_p_1): Likewise.
2494 * tree-ssa-structalias.c (compute_points_to_sets): Set
2495 the call stmt used and clobbered sets.
2496 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2497 (find_tail_calls): Verify the tail call.
2499 2010-04-12 Richard Guenther <rguenther@suse.de>
2501 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2502 single-iteration always-inline inlining.
2503 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2504 (cgraph_decide_inlining): Do not handle always-inline specially.
2505 (try_inline): Remove always-inline cycle detection special case.
2506 Do not recurse on always-inlines.
2507 (cgraph_early_inlining): Do not iterate if not optimizing.
2508 (cgraph_gate_early_inlining): remove.
2509 (pass_early_inline): Run unconditionally.
2510 (gate_cgraph_decide_inlining): New function.
2511 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2512 not inlining or optimizing.
2513 (cgraph_decide_inlining_of_small_functions): Also consider
2514 always-inline functions.
2515 (cgraph_default_inline_p): Return true for nodes which should
2516 disregard inline limits.
2517 (estimate_function_body_sizes): Assume zero size and time for
2518 nodes which are marked as disregarding inline limits.
2519 (cgraph_decide_recursive_inlining): Do not perform recursive
2520 inlining on always-inline nodes.
2522 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2525 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2526 for exprs satisfying handled_component_p.
2528 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2530 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2531 non-constant aggregate elements.
2533 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2534 is a real initialization.
2536 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2539 * c-decl.c (start_function): Move forward check for nested function.
2541 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2543 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2544 * config/sh/sh.c: Include reload.h.
2545 (sh_legitimize_reload_address): New.
2546 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2547 sh_legitimize_reload_address.
2549 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2551 * config/sh/sh.md (*movqi_pop): New insn pattern.
2552 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2554 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2556 * config/i386/i386.md (any_shiftrt): New code iterator.
2557 (shiftrt_insn): New code attribute.
2559 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2560 using any_shiftrt code iterator.
2561 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2562 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2563 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2564 pattern from corresponding peephole2 patterns.
2565 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2566 using any_shiftrt code iterator.
2567 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2568 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2569 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2570 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2571 *{ashr,lshr}<mode>3_cmp_zext.
2572 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2574 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2578 (*lshr<mode>3_cconly): Ditto.
2580 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2583 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2584 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2585 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2587 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2588 from corresponding peephole2 patterns.
2589 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2590 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2591 and *lshrdi3_1_rex64 using SWI mode iterator.
2592 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2593 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2594 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2595 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2596 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2597 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2598 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2599 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2600 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2603 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2606 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2607 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2608 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2610 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2611 from corresponding peephole2 patterns.
2612 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2613 (ashrsi3_cvt): Rename from ashrsi3_31.
2614 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2615 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2616 and x86_64_shift_adj_3 using SWI48 mode iterator.
2617 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2618 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2619 and *ashrdi3_1_rex64 using SWI mode iterator.
2620 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2621 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2622 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2623 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2624 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2625 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2626 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2627 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2628 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2630 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2631 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2632 x86_shift<mode>_adj_3 expanders.
2634 2010-04-10 Wei Guozhi <carrot@google.com>
2637 * config/arm/arm.c (arm_pic_static_addr): New function.
2638 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2640 (arm_output_addr_const_extra): Output expression for new pattern.
2641 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2643 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2645 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2648 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2649 * web.c: Include "insn-config.h" and "recog.h".
2650 (union_match_dups): New function.
2651 (web_main): Call it.
2652 (union_defs): Don't try to recognize match_dups.
2654 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2655 if doing so would replace the entire pattern.
2657 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2662 and splitter pattern. Change splitter operand 1 predicate to
2665 2010-04-09 Martin Jambor <mjambor@suse.cz>
2667 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2668 lattices are addresses of CONST_DECLs with the same initial value.
2669 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2670 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2672 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2673 Bernd Schmidt <bernds@codesourcery.com>
2675 * loop-invariant.c (replace_uses): New static function.
2676 (move_invariant_reg): Use it to ensure we can replace the uses.
2678 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2680 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2682 (picochip_override_options): Enable section anchors only above -O1.
2683 (picochip_reorg): Fixed a couple of build warnings.
2685 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2687 * configure.ac (plugin -rdynamic test): Log result.
2688 * configure: Regenerate.
2689 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2690 (RDYNAMIC_SPEC): Define.
2691 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2693 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2695 * configure.ac: Determine Sun ld version numbers.
2696 (comdat_group): Restrict GNU ld version checks to gld.
2697 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2698 (enable_comdat): Support --enable-comdat.
2699 * configure: Regenerate.
2700 * doc/install.texi (Configuration): Document --enable-comdat.
2702 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2704 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2705 * config/sol2-gld.h: ... here.
2706 * config.gcc (sparc*-*-solaris2*): Reflect this.
2707 (i[34567]86-*-solaris2*): Use it.
2709 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2711 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2713 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2715 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2718 * diagnostic.c (diagnostic_initialize): Initialize
2719 some_warnings_are_errors.
2720 (diagnostic_finish): New.
2721 (diagnostic_action_after_output): Call it before exiting.
2722 (diagnostic_report_diagnostic): Do not print message here. Set
2723 some_warnings_are_errors.
2724 * diagnostic.h (diagnostic_context): Delete
2725 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2726 (diagnostic_finish): Declare.
2727 * toplev.c (toplev_main): Call it before exit.
2729 2010-04-09 Jason Merrill <jason@redhat.com>
2732 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2733 for incomplete type.
2736 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2737 based on a warning flag.
2739 2010-04-09 Richard Guenther <rguenther@suse.de>
2741 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2743 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2746 * varasm.c (default_assemble_visibility): Wrap vars that are
2747 set, but unused, by targets without GAS.
2748 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2749 Remove set, but unused, vars.
2750 (rs6000_legitimize_tls_address): Likewise.
2751 (altivec_expand_dst_builtin): Likewise.
2752 * config/darwin.c (machopic_classify_symbol): Likewise.
2753 (machopic_indirection_name): Likewise.
2755 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.md (DWI): New mode iterator.
2758 (S): New mode attribute.
2759 (shift_operand): Ditto.
2760 (shift_immediate_operand): Ditto.
2761 (ashl_input_operand): Ditto.
2762 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2763 using SDWIM mode iterator.
2764 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2765 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2767 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2768 from corresponding peephole2 patterns.
2769 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2770 and x86_64_shift_adj_1 using SWI48 mode iterator.
2771 (x86_shift<mode>_adj_2): Ditto.
2772 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2773 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2774 using SWI48 mode iterator.
2775 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2776 *ashldi3_cmp_rex64 using SWI mode iterator.
2777 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2778 *ashldi3_cconly_rex64 using SWI mode iterator.
2779 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2780 x86_shift<mode>_adj_{1,2}.
2781 (ix86_split_ashr): Ditto.
2782 (ix86_split_lshr): Ditto.
2784 2010-04-09 Richard Guenther <rguenther@suse.de>
2786 * target.h (builtin_conversion): Pass in input and output types.
2787 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2788 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2789 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2790 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2792 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2794 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2796 2010-04-09 Richard Guenther <rguenther@suse.de>
2799 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2801 2010-04-09 Richard Guenther <rguenther@suse.de>
2803 * tree-vectorizer.h (struct _stmt_vec_info): Document
2804 that vectype is the type of the LHS.
2805 (supportable_widening_operation, supportable_narrowing_operation):
2806 Get both input and output vector types as arguments.
2807 (vect_is_simple_use_1): Declare.
2808 (get_same_sized_vectype): Likewise.
2809 * tree-vect-loop.c (vect_determine_vectorization_factor):
2810 Set STMT_VINFO_VECTYPE to the vector type of the def.
2811 (vectorizable_reduction): Adjust.
2812 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2813 Adjust. Specify the output vector type.
2814 (vect_pattern_recog_1): Adjust.
2815 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2816 (vectorizable_call): Adjust.
2817 (vectorizable_conversion): Likewise.
2818 (vectorizable_operation): Likewise.
2819 (vectorizable_type_demotion): Likewise.
2820 (vectorizable_type_promotion): Likewise.
2821 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2823 (vect_is_simple_use_1): New function.
2824 (supportable_widening_operation): Get both input and output
2826 (supportable_narrowing_operation): Likewise.
2827 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2829 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2831 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2832 __thiscall and _thiscall as predefined macros.
2833 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2834 thiscall attribute handling.
2835 (ix86_comp_type_attributes): Likewise.
2836 (ix86_function_regparm): Likewise.
2837 (ix86_return_pops_args): Likewise.
2838 (init_cumulative_args): Likewise.
2839 (find_drap_reg): Likewise.
2840 (ix86_static_chain): Likewise.
2841 (x86_this_parameter): Likewise.
2842 (x86_output_mi_thunk): Likewise.
2843 (ix86_attribute_table): Add description for thiscall attribute.
2844 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2845 * doc/extend.texi: Add documentation for thiscall.
2847 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2850 * c.opt (Wint-to-pointer-cast): Available in C++.
2851 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2853 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2855 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2856 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2857 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2858 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2859 function type instead. Reorder and simplify checks.
2861 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2863 2010-04-08 Jing Yu <jingyu@google.com>
2864 Zdenek Dvorak <ook@ucw.cz>
2866 PR tree-optimization/42720
2867 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2868 loop unswitch conditions here from ...
2869 (tree_unswitch_single_loop): ... here.
2871 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2873 * tree-if-conv.c: Fix comments and simplify logic.
2875 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2877 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2878 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2879 (main_tree_if_conversion): Update call to tree_if_conversion.
2881 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2884 * doc/invoke.texi (-b,-V): Delete.
2885 * doc/tm.texi: Do not mention -b.
2886 * gcc.c (display_help): Delete -b and -V.
2887 (process_command): Delete -b and -V.
2888 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2890 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2891 Wolfgang Gellerich <gellerich@de.ibm.com>
2893 Implement target hook for loop unrolling
2894 * target.h (loop_unroll_adjust): Add a new target hook function.
2895 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2896 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2897 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2898 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2899 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2901 (decide_unroll_stupid): Likewise.
2903 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2906 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2908 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2910 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2911 (Specific, *-*-solaris2*): Likewise.
2912 Don't prefer Sun as over GNU as.
2914 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2916 * config/s390/s390.c (override_options): Adjust the z10
2917 defaults for max-unroll-times, max-completely-peeled-insns
2918 and max-completely-peel-times.
2920 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2922 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2923 instructions for z10.
2924 (s390_expand_setmem): Likewise.
2925 (s390_expand_cmpmem): Likewise.
2927 2010-04-08 Richard Guenther <rguenther@suse.de>
2929 PR tree-optimization/43679
2930 * tree-ssa-pre.c (eliminate): Only propagate copies.
2932 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2935 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2936 set but not used variable warning.
2938 2010-04-08 Wei Guozhi <carrot@google.com>
2941 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2942 (arm_size_rtx_costs): Call the new function when optimized for size.
2944 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2947 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2948 op0 is not a MEM, just return NULL instead of assertion
2950 (discover_nonconstant_array_refs): Don't walk debug stmts.
2952 2010-04-08 Doug Kwan <dougkwan@google.com>
2954 * configure.ac: Recognize gold and do not use its version number
2955 to test ld features.
2956 * configure: Regenerate.
2958 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2961 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2962 (negate_value): Move code to push elements to broken_up_substracts ...
2963 (eliminate_plus_minus_pair): ... here. Push operands that have no
2964 negative pair to plus_negates.
2965 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2967 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2969 * doc/install.texi (Configuration): Move description of
2970 --enable-lto, --with-libelf*, --enable-gold from Java section to
2973 * doc/generic.texi (Working with declarations)
2974 (Function Properties, C and C++ Trees): Fix typos.
2975 * doc/sourcebuild.texi (Top Level): Likewise.
2977 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2980 * tree.h (DECL_READ_P): Define.
2981 (struct tree_decl_common): Add decl_read_flag.
2982 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2983 a set but not used warning.
2984 (merge_decls): Merge DECL_READ_P flag.
2985 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2986 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2987 * c-common.c (handle_used_attribute, handle_unused_attribute):
2989 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2991 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2993 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2994 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2995 c_parser_binary_expression, c_parser_cast_expression,
2996 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2997 Call default_function_array_read_conversion instead of
2998 default_function_array_conversion where needed.
2999 (c_parser_unary_expression, c_parser_conditional_expression,
3000 c_parser_postfix_expression_after_primary, c_parser_initelt):
3001 Likewise. Call mark_exp_read where needed.
3002 (c_parser_statement_after_labels, c_parser_asm_operands,
3003 c_parser_typeof_specifier, c_parser_sizeof_expression,
3004 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3006 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3008 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3009 (warn_unused_but_set_parameter): Default to warn_unused
3011 * doc/invoke.texi: Document -Wunused-but-set-variable and
3012 -Wunused-but-set-parameter.
3014 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3015 used count variable.
3016 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3017 when operandN variables aren't used in the body of the expander
3019 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3020 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3021 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3022 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3023 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3024 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3025 * tree.c (PROCESS_ARG): Likewise.
3027 2010-04-07 Simon Baldwin <simonb@google.com>
3029 * diagnostic.h (diagnostic_override_option_index): New macro to
3030 set a diagnostic's option_index.
3031 * c-tree.h (c_cpp_error): Add warning reason argument.
3032 * opts.c (_warning_as_error_callback): New.
3033 (register_warning_as_error_callback): Store callback for
3034 warnings enabled via enable_warning_as_error.
3035 (enable_warning_as_error): Call callback, minor code tidy.
3036 * opts.h (register_warning_as_error_callback): Declare.
3037 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3038 response to -Werror=.
3039 (c_common_init_options): Register warning_as_error_callback in opts.c.
3040 * common.opt: Add -Wno-cpp option.
3041 * c-common.c (struct reason_option_codes_t): Map cpp warning
3042 reason codes to gcc option indexes.
3043 * (c_option_controlling_cpp_error): New function, lookup the gcc
3044 option index for a cpp warning reason code.
3045 * (c_cpp_error): Add warning reason argument, call
3046 c_option_controlling_cpp_error for diagnostic_override_option_index.
3047 * doc/invoke.texi: Document -Wno-cpp.
3049 2010-04-07 Richard Guenther <rguenther@suse.de>
3051 * ipa-reference.c (mark_load): Use get_base_address.
3052 (mark_store): Likewise.
3054 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3055 inserting GIMPLE_NOPs into the IL.
3056 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3057 Explicitly strip handled components and indirect references.
3059 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3060 folding address expressions.
3061 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3062 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3063 operand_equal_p to compare decls.
3064 (ptr_deref_may_alias_decl_p): Likewise.
3065 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3066 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3067 Handle reversed comparison ops.
3068 * tree-sra.c (asm_visit_addr): Use get_base_address.
3069 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3070 * ipa-reference.c (mark_address): Use get_base_address.
3072 2010-04-07 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3075 Propagate constants everywhere.
3077 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3080 * tree.c (MAX_INT_CACHED_PREC): Define.
3081 (nonstandard_integer_type_cache): New array.
3082 (build_nonstandard_integer_type): Cache results for precision
3083 <= MAX_INT_CACHED_PREC.
3085 2010-04-07 Richard Guenther <rguenther@suse.de>
3087 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3088 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3089 * common.opt: Likewise.
3090 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3091 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3092 (nonoverlapping_memrefs_p): Likewise.
3093 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3094 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3095 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3096 OPT_fargument_noalias_global for backward compatibility.
3098 2010-04-07 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/43270
3101 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3102 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3103 * tree-ssa-pre.c (phi_translate_1): Adjust.
3104 (fully_constant_expression): Split out vn_reference handling to ...
3105 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3106 Fold reads from constant strings.
3107 (vn_reference_lookup): Handle fully constant references.
3108 (vn_reference_lookup_pieces): Likewise.
3109 * Makefile.in (expmed.o-warn): Add -Wno-error.
3111 2010-04-07 Martin Jambor <mjambor@suse.cz>
3113 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3115 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3118 * gcc.c: Add -static-libstdc++ to list of recognized options.
3120 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3122 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3124 2010-04-07 Richard Guenther <rguenther@suse.de>
3127 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3128 bases build simple mem attributes to retain points-to information.
3130 2010-04-07 Richard Guenther <rguenther@suse.de>
3133 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3134 preserve points-to related information.
3136 2010-04-07 Richard Guenther <rguenther@suse.de>
3139 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3140 discard plain indirect references.
3141 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3142 * tree.c (tree_nop_conversion): Likewise.
3144 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3147 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3149 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3151 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3152 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3154 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3156 * tree-if-conv.c: Fix indentation and comments.
3158 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3160 * tree-if-conv.c: Sort static functions in topological order.
3162 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3164 * tree-if-conv.c: Fix indentation and comments.
3166 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3169 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3170 lang_hooks.types.type_for_size instead of
3171 build_nonstandard_integer_type.
3172 When converting an unsigned type to signed, double its precision.
3173 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3174 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3175 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3178 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3181 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3182 POINTER_PLUS_EXPR for pointer types.
3184 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3187 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3188 * graphite-clast-to-gimple.c: Include langhooks.h.
3189 (max_signed_precision_type): New.
3190 (max_precision_type): Takes two types as arguments.
3191 (precision_for_value): New.
3192 (precision_for_interval): New.
3193 (gcc_type_for_interval): New.
3194 (gcc_type_for_value): New.
3195 (gcc_type_for_clast_term): New.
3196 (gcc_type_for_clast_red): New.
3197 (gcc_type_for_clast_bin): New.
3198 (gcc_type_for_clast_expr): Split up into several functions.
3199 (gcc_type_for_clast_eq): Rewritten.
3200 (compute_bounds_for_level): New.
3201 (compute_type_for_level_1): New.
3202 (compute_type_for_level): New.
3203 (gcc_type_for_cloog_iv): Removed.
3204 (gcc_type_for_iv_of_clast_loop): Rewritten.
3205 (graphite_create_new_loop): Compute the lower and upper bound types
3206 with gcc_type_for_clast_expr.
3207 (graphite_create_new_loop_guard): Same.
3208 (find_cloog_iv_in_expr): Removed.
3209 (compute_cloog_iv_types_1): Removed.
3210 (compute_cloog_iv_types): Removed.
3211 (gloog): Do not call compute_cloog_iv_types.
3212 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3214 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3215 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3216 (GBB_CLOOG_IV_TYPES): Removed.
3218 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3220 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3221 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3222 (detect_commutative_reduction): Same.
3224 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3226 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3227 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3229 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3230 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3231 (rewrite_commutative_reductions_out_of_ssa): Same.
3232 * passes.c (execute_function_todo): Call verify_ssa for every pass
3233 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3234 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3235 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3236 with an extra argument.
3237 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3238 verify_ssa only when the extra argument is true.
3239 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3240 with an extra argument.
3241 (tree_transform_and_unroll_loop): Same.
3243 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3245 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3246 for all the passes of the LNO having LOOP_CLOSED_SSA.
3247 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3248 * tree-loop-distribution.c (pass_loop_distribution): Same.
3249 * tree-pass.h (TODO_verify_loops): Removed.
3250 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3252 (pass_tree_unswitch): Same.
3253 (pass_predcom): Same.
3254 (pass_vectorize): Same.
3255 (pass_linear_transform): Same.
3256 (pass_graphite_transforms): Same.
3257 (pass_iv_canon): Same.
3258 (pass_complete_unroll): Same.
3259 (pass_complete_unrolli): Same.
3260 (pass_parallelize_loops): Same.
3261 (pass_loop_prefetch): Same.
3262 (pass_iv_optimize): Same.
3264 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3267 * passes.c (init_optimization_passes): Move pass_lim before
3268 pass_copy_prop and pass_dce_loop.
3270 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3273 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3274 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3275 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3276 MULTI_* defines for 4 argument vpermil2p* builtins.
3278 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3281 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3282 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3283 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3284 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3285 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3286 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3287 Use x86_maybe_negate_const_int to output insn mnemonic.
3288 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3289 check from instruction predicate. Update comments.
3290 * config/i386/sync.md (sync_add<mode>): Use
3291 x86_maybe_negate_const_int to output insn mnemonic.
3293 2010-04-06 Jan Hubicka <jh@suse.cz>
3295 PR tree-optimization/42906
3296 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3297 IGNORE_SELF argument. Set visited_control_parents for fully
3299 (find_obviously_necessary_stmts): Update call of
3300 mark_control_dependent_edges_necessary.
3301 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3303 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.md: Remove comment about 'e' and 'E'
3308 2010-04-06 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/43627
3311 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3312 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3315 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3317 * BASE-VER: Change to 4.6.0.
3320 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3323 2010-04-06 Richard Guenther <rguenther@suse.de>
3326 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3328 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3330 * doc/invoke.texi (Optimize Options): Document that LTO
3331 won't remove object access purely due to incompatible
3334 2010-04-04 Matthias Klose <doko@ubuntu.com>
3336 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3337 Initialize variable.
3339 2010-04-03 Richard Guenther <rguenther@suse.de>
3342 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3343 require a non-NULL MEM_OFFSET.
3345 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3347 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3348 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3349 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3350 config/alpha/predicates.md, config/arm/arm.md,
3351 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3352 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3353 config/darwin9.h, config/darwin.c, config/darwin.h,
3354 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3355 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3356 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3357 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3358 config/mips/mips.md, config/mn10300/mn10300.c,
3359 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3360 config/rs6000/aix.h, config/rs6000/dfp.md,
3361 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3362 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3363 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3364 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3365 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3366 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3367 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3368 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3369 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3370 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3371 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3372 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3373 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3374 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3375 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3376 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3377 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3378 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3379 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3380 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3381 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3382 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3383 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3384 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3385 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3386 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3387 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3388 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3389 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3390 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3391 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3392 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3393 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3394 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3395 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3396 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3398 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3401 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3402 * aclocal.m4: Regenerate.
3404 2010-04-02 Richard Guenther <rguenther@suse.de>
3406 PR tree-optimization/43629
3407 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3408 if we have seen a constant value.
3410 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3412 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3414 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3417 * arm.c (legitimize_tls_address): Adjust call to
3418 gen_tls_load_dot_plus_four.
3419 (arm_note_pic_base): New function.
3420 (arm_cannot_copy_insn_p): Use it.
3421 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3424 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3429 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3431 * Makefile.in ($(out_object_file)): Depend on
3432 gt-$(basename $(notdir $(out_file))).h.
3434 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3436 * config.gcc (lm32-*-rtems*): Add t-lm32.
3438 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3440 * config.gcc: Add lm32-*-rtems*.
3441 * config/lm32/rtems.h: New file.
3443 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3446 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3448 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3450 * dwarf2out.c (output_compilation_unit_header): For
3451 -gdwarf-4 use version 4 instead of version 3.
3452 (output_line_info): For version 4 and above emit additional
3453 maximum ops per insn header field.
3454 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3456 * dwarf2out.c (is_c_family, is_java): Remove.
3457 (lower_bound_default): New function.
3458 (add_bound_info, gen_descr_array_type_die): Use it.
3460 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3463 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3464 re-declaration when it happens in a function.
3466 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3468 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3469 (cgraph_remove_function_insertion_hook): Same.
3470 (cgraph_call_function_insertion_hooks): Same.
3472 2010-04-01 Richard Guenther <rguenther@suse.de>
3475 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3476 and TREE_THIS_VOLATILE.
3477 (copy_ref_info): Likewise.
3478 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3479 * tree.c (build6_stat): Ignore side-effects of all but arg5
3480 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3483 2010-04-01 Richard Guenther <rguenther@suse.de>
3485 PR tree-optimization/43607
3486 * ipa-type-escape.c (check_call): Do not access non-existing
3489 2010-04-01 Richard Guenther <rguenther@suse.de>
3493 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3494 Jack Howarth <howarth@bromo.med.uc.edu>
3496 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3499 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3501 * doc/install.texi (Prerequisites): Document libelf usability on
3502 IRIX 5/6 and Solaris 2.
3503 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3504 Update GNU as, GNU ld requirements.
3505 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3506 Document Sun Studio compiler download.
3507 Update and simplify as, ld recommendations.
3508 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3510 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3512 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3513 with_tune_32 to pentium4.
3515 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3517 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3519 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3521 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3522 obsoletion, removal.
3524 Document GNU as requirement.
3525 Update configure requirements.
3526 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3527 Recomment IRIX 6.5.18+.
3528 Document IDF/IDL requirement.
3529 Document GNU as requirement.
3530 Document GNU ld bootstrap failure.
3531 Remove freeware.sgi.com reference.
3533 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3535 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3536 UNIX V4.0, V5.0 obsoletion, removal.
3537 Remove --with-gc=simple reference.
3538 Update VM requirements during bootstrap.
3539 Remove -oldas bootstrap description.
3540 Update binutils reference.
3541 Remove comparison failure note.
3543 2010-03-31 Richard Guenther <rguenther@suse.de>
3544 Zdenek Dvorak <ook@ucw.cz>
3545 Sebastian Pop <sebastian.pop@amd.com>
3548 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3549 with multiple arguments.
3550 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3552 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3554 * graphite-dependences.c (print_pddr): Call print_pdr with an
3556 * graphite-poly.c (debug_pdr): Add an extra argument for the
3559 (print_pbb_domain): Same.
3561 (print_scop_context): Same.
3563 (print_cloog): Same.
3564 (debug_pbb_domain): Same.
3568 (debug_scop_context): Same.
3570 (debug_cloog): Same.
3571 (print_scop_params): Same.
3572 (debug_scop_params): Same.
3573 (print_iteration_domain): Same.
3574 (print_iteration_domains): Same.
3575 (debug_iteration_domain): Same.
3576 (debug_iteration_domains): Same.
3577 (print_scattering_function): Same.
3578 (print_scattering_functions): Same.
3579 (debug_scattering_function): Same.
3580 (debug_scattering_functions): Same.
3581 * graphite-poly.h (debug_pdr): Update declaration.
3583 (print_pbb_domain): Same.
3585 (print_scop_context): Same.
3587 (print_cloog): Same.
3588 (debug_pbb_domain): Same.
3592 (debug_scop_context): Same.
3594 (debug_cloog): Same.
3595 (print_scop_params): Same.
3596 (debug_scop_params): Same.
3597 (print_iteration_domain): Same.
3598 (print_iteration_domains): Same.
3599 (debug_iteration_domain): Same.
3600 (debug_iteration_domains): Same.
3601 (print_scattering_function): Same.
3602 (print_scattering_functions): Same.
3603 (debug_scattering_function): Same.
3604 (debug_scattering_functions): Same.
3606 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3608 * graphite-poly.c (print_scattering_function_1): New.
3609 (print_scattering_function): Call it.
3610 (print_scop_params): Remove spaces at the end of lines.
3613 * graphite-poly.h (print_cloog): Declared.
3614 (debug_cloog): Declared.
3616 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3618 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3620 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3621 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3622 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3623 to switch between adding the IV bump in loop->latch or in loop->header.
3625 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3627 * graphite-poly.c (print_scattering_function): Pretty print following
3630 (print_pbb_domain): Same.
3631 (dump_gbb_cases): Same.
3632 (dump_gbb_conditions): Same.
3635 (print_scop_params): Same.
3636 (print_scop_context): Same.
3638 (print_pbb_body): New.
3639 (lst_indent_to): New.
3640 (print_lst): Start new lines with a #.
3641 * graphite-poly.h (pbb_bb): New.
3642 (pbb_index): Use pbb_bb.
3643 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3645 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3647 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3649 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3650 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3651 and 0 instead of 1 for dw_val_class_flag.
3652 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3653 dw_val_class_range_list, dw_val_class_loc_list,
3654 dw_val_class_lineptr and dw_val_class_macptr, use
3655 DW_FORM_flag_present for dw_val_class_flag and
3656 DW_FORM_exprloc for dw_val_class_loc.
3657 (output_die): For -gdwarf-4 print dw_val_class_loc
3658 size as uleb128 instead of 1 or 2 bytes and don't print
3659 anything for dw_val_class_flag.
3661 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3662 instead of cselib_lookup following by tweaking locs->setting_insn.
3665 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3666 even before returning from label, setjmp call or volatile asm
3669 2010-03-31 Richard Guenther <rguenther@suse.de>
3672 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3673 temporary data on stack.
3675 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3677 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3678 (PUSHSECTION_ASM_OP): Remove.
3679 (POPSECTION_ASM_OP): Remove.
3680 (PUSHSECTION_FORMAT): Remove.
3681 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3682 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3683 * config/sol2.c (solaris_output_init_fini): Use it.
3685 2010-03-31 Jie Zhang <jie@codesourcery.com>
3688 * opt-functions.awk (var_type_struct): Use signed char type
3689 for simple variables.
3691 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3693 * config/sol2.c: Include output.h.
3694 (solaris_assemble_visibility): New function.
3695 * config/t-sol2 (sol2.o): Add output.h dependency.
3696 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3697 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3700 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3703 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3704 V2SImode or XFmode on PRE_DEC.
3707 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3710 2010-03-31 Jie Zhang <jie@codesourcery.com>
3713 * reload.h (caller_save_initialized_p): Declare.
3714 * toplev.c (backend_init_target): Don't call
3715 init_caller_save but set caller_save_initialized_p to false.
3716 * caller-save.c (caller_save_initialized_p): Define.
3717 (init_caller_save): Check caller_save_initialized_p.
3718 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3720 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3723 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3724 and soft-fp/t-softfp to tmake_file.
3725 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3726 (LIBGCC2_TF_CEXT): Define.
3729 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3732 * cselib.c (n_useless_values): Document handling of debug locs.
3733 (n_useless_debug_values, n_debug_values): New variables.
3734 (new_elt_loc_list): Don't add to debug values, keep count.
3735 (promote_debug_loc): New.
3736 (cselib_reset_table): Zero new variables.
3737 (entry_and_rtx_equal_p): Promote debug locs.
3738 (discard_useless_locs): Increment n_useless_debug_values for
3740 (remove_useless_values): Adjust n_useless_values and n_debug_values
3741 with n_useless_debug_values.
3742 (add_mem_for_addr): Promote debug locs.
3743 (cselib_lookup_mem): Likewise.
3744 (cselib_lookup_addr): Renamed to...
3745 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3746 (cselib_log_lookup): ... this. Turn into...
3747 (cselib_lookup_addr): ... new wrapper.
3748 (cselib_lookup_from_insn): New.
3749 (cselib_invalidate_regno): Increment n_useless_debug_values for
3751 (cselib_invalidate_mem): Likewise.
3752 (cselib_process_insn): Take n_deleted and n_debug_values into
3753 account to guard remove_useless_value call.
3754 (cselib_finish): Zero n_useless_debug_values.
3755 * cselib.h (cselib_lookup_from_insn): Declare.
3756 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3757 (sched_analyze_2): Likewise.
3759 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3761 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3763 (adjust_mems): Replace narrowing SUBREG of expression containing
3764 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3765 with operations in the narrower mode.
3768 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3769 regs_invalidated_by_call instead all call_used_reg_set registers.
3771 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3774 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3775 pointer comparisons with types_compatible_p.
3776 * tree-vect-stmts.c (vectorizable_call): Same.
3777 (vectorizable_condition): Same.
3779 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3781 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3782 stack check if the mask would be zero.
3784 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3785 Jack Howarth <howarth@bromo.med.uc.edu>
3787 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3790 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3793 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3795 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3796 Include ___unordxf2 and ___unordtf2.
3797 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3800 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3802 * config/lm32/t-lm32: New file.
3803 * config.gcc: Use the above file when targetting lm32.
3805 2010-03-28 Duncan Sands <baldrick@free.fr>
3807 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3809 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3812 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3813 Improve vectorization cost model diagnostic.
3815 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3818 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3819 compute_data_dependences_for_loop returns false, early exit
3820 and output an extra diagnostic for the failed data reference
3823 2010-03-29 Richard Guenther <rguenther@suse.de>
3825 PR tree-optimization/43560
3826 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3827 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3829 2010-03-29 Jie Zhang <jie@codesourcery.com>
3832 * toplev.c (process_options): Set optimization_default_node
3833 and optimization_current_node.
3834 * opts.c (decode_options): Don't set optimization_default_node
3835 and optimization_current_node.
3837 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3839 * config/rtems.h: Abandon -qrtems_debug.
3841 2010-03-28 Jan Hubicka <jh@suse.cz>
3843 PR tree-optimization/43505
3844 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3845 map should not be copied.
3847 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3850 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3851 cdtors, set DECL_PRESERVE_P.
3852 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3855 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3857 PR tree-optimization/43528
3858 * stor-layout.c (place_field): Check that constant fits into
3859 unsigned HWI when skipping calculation of MS bitfield layout.
3861 2010-03-27 Jan Hubicka <jh@suse.cz>
3864 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3865 notice_global_symbol work.
3867 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3869 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3870 instead of dwarf2out_decl.
3871 (struct var_loc_node): Remove section_label field.
3872 (dwarf2out_function_decl): New function.
3873 (dwarf2out_var_location): Don't set section_label field.
3874 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3876 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3878 PR tree-optimization/43544
3879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3880 First argument for builtin vectorized function hook is now a
3881 tree to be able to distinguish between machine specific and
3883 * targhooks.c (default_builtin_vectorized_function): Ditto.
3884 * targhooks.h (default_builtin_vectorized_function): Ditto.
3885 * target.h (struct gcc_target): Ditto.
3886 * tree-vect-stmts.c (vectorizable_function): Ditto.
3887 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3888 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3891 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3894 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3895 nested binding iff it is a FUNCTION_DECL.
3896 (store_parm_decls_newstyle): Pass nested=true to bind for
3897 FUNCTION_DECLs amongst parameters.
3899 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3901 * var-tracking.c (vt_expand_loc_callback): Don't run
3902 cselib_expand_value_rtx_cb in dummy mode if
3903 cselib_dummy_expand_value_rtx_cb returned false.
3905 * var-tracking.c (emit_note_insn_var_location): For one part
3906 notes with offset 0, don't add EXPR_LIST around the location.
3907 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3908 add_location_or_const_value_attribute): Adjust for that change.
3911 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3912 into first operand and location into second.
3913 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3914 dw_cfi_oprnd_loc for DW_CFA_expression.
3915 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3916 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3917 assume first argument is regnum and second argument is location.
3919 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3922 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3923 of scratch register to DImode. Split to DImode comparison operator.
3924 Use SImode subreg of scratch register in the multiplication.
3925 (*cmp_sadd_sidi): Ditto.
3926 (*cmp_ssub_si): Ditto.
3927 (*cmp_ssub_sidi): Ditto.
3929 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3932 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3933 Remove invalid assert and wrong comment.
3935 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3938 * flags.h (final_insns_dump_p): New extern.
3939 * final.c (final_insns_dump_p): New variable.
3940 (rest_of_clean_state): Set it before -fdump-final-insns=
3941 dumping, clear afterwards.
3942 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3943 MEM_ALIAS_SET on MEMs.
3945 2010-03-26 David S. Miller <davem@davemloft.net>
3947 * configure.ac: Fix sparc GOTDATA_OP bug check.
3948 * configure: Rebuild.
3950 2010-03-26 Alan Modra <amodra@gmail.com>
3952 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3954 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3956 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3957 TLS_SECTION_ASM_FLAG.
3959 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3962 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3963 Clear first_function_block_is_cold.
3966 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3967 argument if the argument is truth_value_p.
3969 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3971 * config/rs6000/constraints.md: Update copyright year for my changes.
3974 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3975 used in reg+reg addressing, swap registers.
3977 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3980 * target.h (struct gcc_target): Add code_end hook.
3981 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3983 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3984 * toplev.c (compile_file): Call targetm.asm_out.code_end
3985 hook before unwind info/debug info output.
3986 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3987 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3988 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3989 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3990 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3991 * config/i386/i386.c (ix86_file_end): Renamed to...
3992 (ix86_code_end): ... this. Make static. Don't call
3993 file_end_indicate_exec_stack. Emit unwind info using
3994 final_start_function/final_end_function.
3995 (darwin_x86_file_end): Remove.
3996 (TARGET_ASM_CODE_END): Define.
3997 * config/i386/i386.h (TARGET_ASM_FILE_END,
3998 NEED_INDICATE_EXEC_STACK): Don't define.
3999 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4000 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4001 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4002 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4005 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4006 at the beginning and final_end_function at the end.
4007 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4009 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4011 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4012 and Sun as TLS syntax.
4013 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4014 * configure: Regenerate.
4015 * config.in: Regenerate.
4016 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4017 (default_elf_asm_named_section): Use it.
4018 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4019 (i386_output_dwarf_dtprel): Likewise.
4020 (output_addr_const_extra): Likewise.
4021 (output_pic_addr_const): Lowercase @GOTTPOFF.
4022 (output_addr_const_extra): Likewise.
4023 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4024 (output_addr_const_extra): Likewise.
4025 (output_pic_addr_const): Lowercase @INDNTPOFF.
4026 (output_addr_const_extra): Likewise.
4027 (output_pic_addr_const): Lowercase @NTPOFF.
4028 (output_addr_const_extra): Likewise.
4029 (output_pic_addr_const): Lowercase @TPOFF.
4030 (output_addr_const_extra): Likewise.
4031 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4032 (*tls_global_dynamic_64): Likewise.
4033 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4034 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4036 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4037 (ASM_OUTPUT_TLS_COMMON): Use it.
4038 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4041 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4042 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4043 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4044 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4045 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4046 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4048 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4050 * config/i386/i386.c (override_options): Don't accept
4051 -mtls-dialect=sun any longer.
4052 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4053 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4054 (*tls_local_dynamic_base_32_sun): Likewise.
4055 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4057 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4060 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4061 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4064 * ira.c (adjust_cleared_regs): New function.
4065 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4069 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4071 * expr.c (expand_expr_real): Restore previous
4072 curr_insn_source_location and curr_insn_block after
4073 expand_expr_real_1 call.
4074 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4075 instead of expand_expr_real_1.
4077 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4079 PR rtl-optimization/43413
4080 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4083 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4086 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4087 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4089 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4091 * config/i386/i386.c (ix86_target_string): Add -mfma.
4092 Fix a typo in comment.
4094 2010-03-22 Mike Stump <mikestump@comcast.net>
4097 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4098 Don't overly align based upon packed packed fields.
4100 2010-03-22 Jason Merrill <jason@redhat.com>
4102 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4103 Use () rather than [], and move before the element type.
4105 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4107 * doc/configfiles.texi (Configuration Files): Removed
4108 fixinc/Makefile*, intl/Makefile.*.
4109 * doc/makefile.texi: Fixed markup. Abstract from version
4110 control system used.
4111 (Makefile): Removed obsolete gcc/java/parse.y example.
4112 * doc/sourcebuild.texi: Likewise.
4113 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4114 libgomp, libssp. Removed fastjar.
4115 (Miscellaneous Docs): Clarify location.
4116 Added COPYING3, COPYING3.LIB.
4117 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4119 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4122 * config/i386/i386.c (x86_function_profiler)
4123 [!NO_PROFILE_COUNTERS]: Fix typo.
4124 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4127 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4128 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4130 * doc/sourcebuild.texi (Test Directives): Split into six
4131 subsections, with most of the current text in new subsections
4132 Directives, Selectors, and Final Actions.
4133 (Directives): Split list of test directives into multiple
4135 (Selectors): Describe use and syntax of selectors.
4136 (Effective-Target Keywords): Describe all existing keywords.
4137 (Add Options): Describe features for dg-add-options.
4138 (Require Support): Describe variants of dg-require-support.
4139 (Final Actions): Describe commands to use in dg-final.
4141 2010-03-22 Michael Matz <matz@suse.de>
4144 * recog.c (validate_replace_rtx_group): Replace also in
4145 REG_EQUAL and REG_EQUIV notes.
4147 2010-03-22 Richard Guenther <rguenther@suse.de>
4149 PR tree-optimization/43390
4150 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4151 sure vector extracts are type correct.
4153 2010-03-22 Richard Guenther <rguenther@suse.de>
4156 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4157 x * sqrt (x) even when optimizing for size if the target
4158 has native support for sqrt.
4160 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4162 * varasm.c (make_decl_rtl_for_debug): Also clear
4163 flag_mudflap for the duration of make_decl_rtl call.
4166 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4167 locs from preserved VALUEs.
4169 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4172 * pa.md (movmemsi): Set align to one if zero.
4173 (movmemdi): Likewise.
4175 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4178 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4179 with their corresponding prologue pushes.
4181 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4184 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4185 at the begining or end.
4186 (spu_expand_epilogue): Likewise.
4188 2010-03-20 Richard Guenther <rguenther@suse.de>
4190 PR rtl-optimization/43438
4191 * combine.c (make_extraction): Properly zero-/sign-extend an
4192 extraction of the low part of a CONST_INT. Also handle
4195 2010-03-19 Mike Stump <mikestump@comcast.net>
4197 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4198 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4199 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4201 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4204 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4207 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4209 PR rtl-optimization/42258
4210 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4211 use that may match DEF.
4214 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4215 the cost of loading the constant rather than assuming
4217 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4218 outer code is AND, do the same tests as the andsi3 expander and
4219 return COSTS_N_INSNS (1) if and is cheap.
4221 * optabs.c (avoid_expensive_constant): Fix formatting.
4223 2010-03-19 Michael Matz <matz@suse.de>
4226 * attribs.c (decl_attributes): When rebuilding a function pointer
4227 type use the same qualifiers as the original pointer type.
4229 2010-03-19 Martin Jambor <mjambor@suse.cz>
4231 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4232 and is_gimple_ip_invariant_address.
4234 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4237 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4239 * config/arm/arm.c (arm_override_options): Turn off
4240 flag_dwarf2_cfi_asm for AAPCS variants.
4242 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4245 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4246 Use PRE_MODIFY instead of PRE_DEC.
4247 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4248 (vfp_emit_fstmd): Likewise.
4250 2010-03-19 Michael Matz <matz@suse.de>
4253 * builtins.c (expand_builtin_interclass_mathfn,
4254 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4257 2010-03-19 Richard Guenther <rguenther@suse.de>
4259 PR tree-optimization/43415
4260 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4261 (phi_translate_1): ... this.
4262 (phi_translate): Move all caching here. Cache all NARY
4263 and REFERENCE translations.
4265 2010-03-19 David S. Miller <davem@davemloft.net>
4267 With help from Eric Botcazou.
4268 * config/sparc/sparc.c: Include dwarf2out.h.
4269 (emit_pic_helper): Delete.
4270 (pic_helper_symbol_name): Delete.
4271 (pic_helper_emitted_p): Delete.
4272 (pic_helper_needed): New.
4273 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4274 (get_pc_thunk_name): New.
4275 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4276 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4277 Set pic_helper_needed to true. Don't call emit_pic_helper.
4278 (sparc_expand_prologue): Update load_pic_register call.
4279 (sparc_output_mi_thunk): Likewise.
4280 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4281 thunk if possible. Output CFI information as needed.
4283 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4284 Jack Howarth <howarth@bromo.med.uc.edu>
4287 * config/i386/i386.h: Fix ABI on darwin x86-32.
4289 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4291 * tree.h: Declare make_decl_rtl_for_debug.
4292 * varasm.c (make_decl_rtl_for_debug): New.
4293 * dwarf2out.c (rtl_for_decl_location): Call it.
4294 * cfgexpand.c (expand_debug_expr): Call it.
4296 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4299 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4303 * var-tracking.c (vt_init_cfa_base): Do nothing if
4304 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4306 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4309 * var-tracking.c (canonicalize_vars_star): New.
4310 (dataflow_post_merge_adjust): Use it.
4312 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4315 * var-tracking.c (non_suitable_const): New function.
4316 (add_uses): For DEBUG_INSNs with constants, don't record any
4317 value, instead just the constant value itself.
4318 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4319 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4320 (emit_notes_in_bb): Likewise.
4321 (emit_note_insn_var_location): For onepart variables if
4322 cur_loc is a VOIDmode constant, use DECL_MODE.
4324 2010-03-18 Martin Jambor <mjambor@suse.cz>
4327 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4328 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4329 all non-clones. Moved call redirection...
4330 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4331 (cgraph_materialize_all_clones): Dispose of all
4332 combined_args_to_skip bitmaps.
4333 (verify_cgraph_node): Do not check for edges pointing to wrong
4334 nodes in inline clones.
4335 * tree-inline.c (copy_bb): Call
4336 cgraph_redirect_edge_call_stmt_to_callee.
4337 * ipa.c (cgraph_remove_unreachable_nodes): Call
4338 cgraph_node_remove_callees even when there are used clones.
4340 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4342 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4344 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4350 2010-03-18 Michael Matz <matz@suse.de>
4353 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4354 into sqrt(x) if we need to preserve signed zeros.
4356 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4357 Eric Botcazou <ebotcazou@adacore.com>
4359 PR rtl-optimization/43360
4360 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4361 note if we don't know its invariant status.
4363 2010-03-18 Michael Matz <matz@suse.de>
4365 PR tree-optimization/43402
4366 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4367 PHI chains of ssa names registered for update.
4369 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4372 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4373 non-offsettable and pre_modify update addressing.
4374 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4375 and "2" alternatives "#".
4376 (*movdd_softfloat32): Make all alternatives "#";
4377 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4378 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4379 (*movdf_softfloat32): Make all alternatives "#";
4380 (movdi): Use the new DIFD mode iterator to create a common splitter
4381 for movdi, movdf and movdd patterns.
4383 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4385 * common.opt (dumpdir): Remove redundant tab.
4387 2010-03-17 Martin Jambor <mjambor@suse.cz>
4389 PR tree-optimization/43347
4390 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4391 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4393 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4395 PR rtl-optimization/42216
4396 * regrename.c (create_new_chain): New function, broken out from...
4397 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4398 appending a use to an empty chain.
4399 (build_def_use): Remove previous changes that convert OP_INOUT to
4400 OP_OUT operands; instead detect the case where an OP_INOUT operand
4401 uses a previously untracked register and create an empty chain for it.
4403 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4405 * doc/extend.texi (Function Attributes): Rewrite unfinished
4406 sentence in ms_abi documentation.
4408 2010-03-17 Alan Modra <amodra@gmail.com>
4410 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4411 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4412 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4413 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4415 2010-03-16 Richard Henderson <rth@redhat.com>
4418 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4419 (lower_try_finally): Save and restore eh_seq around the expansion
4422 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4424 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4425 statements before splitting block.
4427 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4429 * doc/sourcebuild.texi (Testsuites): Fix markup.
4430 Use pathnames relative to gcc/testsuite.
4431 (Test Directives): Move description of how timeout is determined.
4432 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4433 (C Tests): Correct gcc.misc-tests directory.
4434 Framework tests now live in gcc.test-framework.
4436 2010-03-16 Richard Guenther <rguenther@suse.de>
4439 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4440 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4442 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4443 Alexandre Oliva <aoliva@redhat.com>
4445 PR tree-optimization/42917
4446 * lambda-code.c (remove_iv): Skip debug statements.
4447 (lambda_loopnest_to_gcc_loopnest): Likewise.
4448 (not_interesting_stmt): Debug statements are not interesting.
4450 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4454 * cselib.c (cselib_preserve_constants,
4455 cfa_base_preserved_val): New static variables.
4456 (preserve_only_constants): New function.
4457 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4458 clear its REG_VALUES. If cselib_preserve_constants, don't
4459 empty the whole hash table, but preserve there VALUEs with constants,
4460 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4461 (cselib_preserve_cfa_base_value): New function.
4462 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4463 (cselib_init): Change argument to int bitfield. Set
4464 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4466 (cselib_finish): Clear cselib_preserve_constants and
4467 cfa_base_preserved_val.
4468 * cselib.h (enum cselib_record_what): New enum.
4469 (cselib_init): Change argument to int.
4470 (cselib_preserve_cfa_base_value): New prototype.
4471 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4472 * dse.c (dse_step1): Likewise.
4473 * cfgcleanup.c (thread_jump): Likewise.
4474 * sched-deps.c (sched_analyze): Likewise.
4475 * gcse.c (local_cprop_pass): Likewise.
4476 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4477 If FN is non-NULL, call the callback always and whenever it returns
4478 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4479 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4480 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4481 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4482 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4483 * var-tracking.c: Include recog.h.
4484 (bb_stack_adjust_offset): Remove.
4485 (vt_stack_adjustments): Don't call it, instead just gather the
4486 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4487 (adjust_stack_reference): Remove.
4488 (compute_cfa_pointer): New function.
4489 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4490 (struct adjust_mem_data): New type.
4491 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4493 (get_address_mode): New function.
4494 (replace_expr_with_values): Use it.
4495 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4496 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4497 (adjust_sets): Remove.
4498 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4499 Use get_address_mode.
4500 (get_adjusted_src): Remove.
4501 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4502 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4503 (add_with_sets): Don't call adjust_sets.
4504 (fp_setter, vt_init_cfa_base): New functions.
4505 (vt_initialize): Change return type to bool. Move most of pool etc.
4506 initialization to the beginning of the function from end. Pass
4507 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4508 If !frame_pointer_needed, call vt_stack_adjustment before mos
4509 vector is filled, call vt_init_cfa_base if argp/framep has been
4510 eliminated to sp. If frame_pointer_needed and argp/framep has
4511 been eliminated to hard frame pointer, set
4512 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4513 encountering fp setter in the prologue. For MO_ADJUST, call
4514 log_op_type before pusing the op into mos vector, not afterwards.
4515 Call adjust_insn before cselib_process_insn/add_with_sets,
4516 call cancel_changes (0) afterwards.
4517 (variable_tracking_main_1): Adjust for vt_initialize calling
4518 vt_stack_adjustments and returning whether it succeeded or not.
4520 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4522 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4525 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4527 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4529 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4530 drap_reg has not been set.
4532 2010-03-15 Michael Matz <matz@suse.de>
4535 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4536 use it to expand block copies.
4537 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4538 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4539 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4541 2010-03-15 Richard Guenther <rguenther@suse.de>
4543 PR tree-optimization/43367
4544 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4547 2010-03-15 Richard Guenther <rguenther@suse.de>
4549 PR tree-optimization/43317
4550 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4552 2010-03-15 Martin Jambor <mjambor@suse.cz>
4554 PR tree-optimization/43141
4555 * tree-sra.c (create_abstract_origin): New function.
4556 (modify_function): Call create_abstract_origin.
4558 2010-03-15 Chris Demetriou <cgd@google.com>
4560 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4563 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4566 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4567 call insert_out_of_ssa_copy for default definitions.
4569 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4571 * graphite-clast-to-gimple.c (my_long_long): Defined.
4572 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4573 * graphite-sese-to-poly.c (my_long_long): Defined.
4574 (scop_ivs_can_be_represented): Use it.
4576 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4578 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4579 graphite-max-bbs-per-function, and loop-block-tile-size.
4580 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4582 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4584 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4586 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4587 forward declaration.
4588 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4589 (add_upper_bounds_from_estimated_nit): New.
4590 (build_loop_iteration_domains): Use it.
4592 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4594 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4596 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4599 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4600 should be an INTEGER_CST. Also handle CASE_CONVERT.
4602 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4604 * graphite.c (graphite_initialize): To bound the number of bbs per
4605 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4606 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4607 * doc/invoke.texi: Document it.
4609 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4611 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4612 * graphite-sese-to-poly.h (build_poly_scop): Same.
4614 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4616 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4617 the number of parameters in the scop. Use as an upper bound
4618 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4619 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4620 * doc/invoke.texi: Document it.
4622 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4624 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4625 * doc/c-tree.texi: Remove.
4626 * doc/generic.texi: Merge c-tree.texi here.
4627 * doc/gccint.texi (Trees): Remove menu entry.
4628 (c-tree.texi): Remove @include.
4629 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4630 * doc/languages.texi (Reading RTL): Ditto.
4632 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4635 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4637 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4640 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4641 code added to work around reload clobbering CONST insns.
4643 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4645 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4646 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4647 (cselib_preserve_only_values): Remove retain argument, don't
4648 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4649 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4650 * var-tracking.c (micro_operation): Move insn field before union.
4651 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4652 (struct variable_tracking_info_def): Remove n_mos field, change
4653 mos into a vector of micro_operations.
4654 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4655 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4656 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4657 changing into a vector.
4658 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4659 come before all other uops generated by add_stores.
4660 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4662 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4663 a vector. Run just one pass over the bbs instead of separate counting
4664 and computation phase.
4665 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4668 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4669 into *nonlocalized_list vector.
4670 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4671 even if origin is non-NULL.
4672 (gen_variable_die): Likewise.
4673 (process_scope_var): Don't change origin.
4674 (gen_decl_die): Likewise.
4675 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4676 before adding new edges instead of after it, fix moving over
4679 2010-03-11 David S. Miller <davem@davemloft.net>
4681 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4683 * configure: Rebuild.
4685 2010-03-11 Martin Jambor <mjambor@suse.cz>
4687 PR tree-optimization/43257
4688 * tree.c (assign_assembler_name_if_neeeded): New function.
4689 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4691 * tree.h (assign_assembler_name_if_neeeded): Declare.
4692 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4693 the function if needed.
4695 2010-03-11 Chris Demetriou <cgd@google.com>
4697 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4698 include/stdint-gcc.h, and include/stdint.h world-readable.
4700 2010-03-11 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/43255
4703 * tree-vrp.c (process_assert_insertions_for): Do not insert
4704 asserts for trivial conditions.
4706 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4708 PR tree-optimization/43280
4709 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4710 generation. Move calculation of size out of the if branch.
4711 (find_bswap): Modify compare number generation.
4713 2010-03-11 Richard Guenther <rguenther@suse.de>
4716 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4717 (input_gimple_stmt): Fixup handled component types during
4718 operand read. Also fix up decls in ADDR_EXPRs.
4720 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4722 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4723 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4725 2010-03-10 Jan Hubicka <jh@suse.cz>
4728 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4729 * varasm.c (get_variable_section): Don't do that here...
4730 (make_decl_rtl): ... and here.
4731 (do_assemble_alias): Produce decl RTL.
4732 (assemble_alias): Likewise.
4734 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4737 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4738 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4740 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4741 (based_loc_descr): Only express drap or vdrap regno based expressions
4742 using DW_OP_fbreg when not optimizing.
4743 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4744 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4745 REG_CFA_SET_VDRAP note.
4747 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4749 PR tree-optimization/43236
4750 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4751 error in calculation of base address in reverse iteration case.
4752 (generate_builtin): Take number of latch executions if the statement
4755 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4758 * tree-eh.c: Include pointer-set.h.
4759 (lower_eh_dispatch): Filter out duplicate case labels and
4760 remove the unneeded edge when the label is unused. Return
4761 true when some edges are removed.
4762 (execute_lower_eh_dispatch): When any lowering resulted in
4763 removing an edge, also delete unreachable blocks.
4765 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4768 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4769 UNSPEC_MACHOPIC_OFFSET.
4771 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4774 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4775 (m68k_delegitimize_address): New function.
4777 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4780 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4783 * var-tracking.c (adjust_sets): New function.
4784 (count_with_sets, add_with_sets): Use it.
4785 (get_adjusted_src): New inline function.
4786 (add_stores): Use it.
4789 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4790 call cselib_dummy_expand_value_rtx_cb instead of
4791 cselib_expand_value_rtx_cb.
4794 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4795 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4796 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4797 and .cfi_endproc around the pic thunks.
4798 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4799 all queued unwind info register saves are saved before the call.
4800 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4801 considered as sp-=4 for unwind info and the pop as sp+=4 which
4802 also clobbers dest, but doesn't actually restore it.
4805 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4806 RTX_FRAME_RELATED_P.
4808 2010-03-09 Jie Zhang <jie@codesourcery.com>
4810 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4811 whitespaces in output template.
4813 2010-03-09 Jie Zhang <jie@codesourcery.com>
4815 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4818 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4820 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4821 builtins.exp in a separate job.
4823 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4825 * graphite-sese-to-poly.c (add_param_constraints): Use
4826 lower_bound_in_type and upper_bound_in_type.
4828 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4830 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4831 instead of unsigned_type_node.
4833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4834 Reza Yazdani <reza.yazdani@amd.com>
4837 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4838 on pointer type parameters.
4840 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4844 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4845 handle conversions from pointer to integers.
4846 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4847 induction variable, to be able to work with code generated by CLooG.
4848 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4849 (build_poly_scop): Bail out if we cannot codegen a loop.
4851 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4853 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4854 code generation with gloog_error.
4856 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4858 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4859 Call fold_convert on all the returned values.
4860 (expand_scalar_variables_expr): Pass to
4861 expand_scalar_variables_ssa_name the type of the resulting expression.
4863 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4865 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4866 ppl_min_for_le_pointset.
4867 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4868 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4870 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4872 * graphite-dependences.c (map_into_dep_poly): Removed.
4873 (dependence_polyhedron_1): Use combine_context_id_scat.
4875 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4877 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4878 (struct poly_bb): Same.
4879 (combine_context_id_scat): New.
4881 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4884 * sese.c (name_defined_in_loop_p): Return false for default
4887 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4889 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4890 and clean up the logic.
4892 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4894 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4897 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4899 * var-tracking.c (remove_cselib_value_chains): Define only for
4901 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4902 delete_slot_part, emit_notes_for_differences_1): Don't call
4903 remove_cselib_value_chains here.
4904 (set_slot_part, emit_notes_for_differences_2): Don't call
4905 add_cselib_value_chains here.
4906 (preserved_values): New vector.
4907 (preserve_value): New function.
4908 (add_uses, add_stores, vt_add_function_parameters): Use it
4909 instead of cselib_preserve_value.
4910 (changed_values_stack): New vector.
4911 (check_changed_vars_0): New function.
4912 (check_changed_vars_1, check_changed_vars_2): Use it.
4913 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4914 changed_values_stack VALUEs.
4915 (vt_emit_notes): For all preserved_values call
4916 add_cselib_value_chains. If ENABLE_CHECKING call
4917 remove_cselib_value_chains before verifying value_chains is empty.
4918 Initialize and free changed_values_stack.
4919 (vt_initialize): Initialize preserved_values.
4920 (vt_finalize): Free preserved_values.
4922 2010-03-08 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/43269
4925 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4928 2010-03-08 Martin Jambor <mjambor@suse.cz>
4930 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4931 (ipa_is_param_called): Removed.
4932 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4933 (ipa_print_node_params): Do not print the called flag.
4934 (ipa_write_node_info): Do not stream the called flag.
4935 (ipa_read_node_info): Likewise.
4937 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4940 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4941 * cselib.c (struct expand_value_data): Add dummy field.
4942 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4944 (cselib_dummy_expand_value_rtx_cb): New function.
4945 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4947 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4948 * var-tracking.c: Include pointer-set.h.
4949 (variable): Change n_var_parts to char from int. Add
4950 cur_loc_changed and in_changed_variables fields.
4951 (variable_canonicalize): Remove.
4952 (shared_var_p): New inline function.
4953 (unshare_variable): Maintain cur_loc_changed and
4954 in_changed_variables fields. If var was in changed_variables,
4955 replace it there with new_var. Just copy cur_loc instead of
4956 resetting it to something else.
4957 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4958 (dataflow_set_union): Don't call variable_canonicalize.
4959 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4960 of their DEBUG_EXPR_TREE_DECLs.
4961 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4962 and in_changed_variables and cur_loc_changed is false.
4963 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4964 and cur_loc_changed. Don't update cur_loc here.
4965 (variable_merge_over_src): Don't call variable_canonicalize.
4966 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4967 removing loc that is equal to cur_loc, clear cur_loc,
4968 set cur_loc_changed and ensure variable_was_changed is called.
4969 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4970 compare pointers in cur_loc check, if it is equal to loc,
4971 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4972 (variable_different_p): Remove compare_current_location argument,
4973 don't compare cur_loc.
4974 (dataflow_set_different_1): Adjust variable_different_p caller.
4975 (variable_was_changed): If dv had some var in changed_variables
4976 already, reset in_changed_variables flag for it and propagate
4977 cur_loc_changed over to the new variable. On empty var
4978 always set cur_loc_changed. Set in_changed_variables on whatever
4979 var is added to changed_variables.
4980 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4981 Use shared_var_p. When removing loc that is equal to cur_loc,
4982 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4983 end, don't set it to something else, just call variable_was_changed.
4984 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4985 loc being removed, clear cur_loc and set cur_loc_changed.
4986 Set cur_loc_changed if all locations have been removed.
4987 (struct expand_loc_callback_data): New type.
4988 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4989 allocated. Always create SUBREGs if simplify_subreg failed.
4990 Prefer to use cur_loc, when that fails and still in
4991 changed_variables (and seen first time) recompute it. Set
4992 cur_loc_changed of variables which had to change cur_loc and
4993 compute elcd->cur_loc_changed if any of the subexpressions used
4994 had to change cur_loc.
4995 (vt_expand_loc): Adjust to pass arguments in
4996 expand_loc_callback_data structure.
4997 (vt_expand_loc_dummy): New function.
4998 (emitted_notes): New variable.
4999 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5000 that weren't used for any other decl in current
5001 emit_notes_for_changes call call vt_expand_loc_dummy to update
5002 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5003 first loc_chain location if NULL before. Always use just
5004 cur_loc instead of first loc_chain location. When cur_loc_changed
5005 is false, when not --enable-checking=rtl just don't emit any note.
5006 When rtl checking, compute the note and assert it is the same
5007 as previous note. Clear cur_loc_changed and in_changed_variables
5008 at the end before removing from changed_variables.
5009 (check_changed_vars_3): New function.
5010 (emit_notes_for_changes): Traverse changed_vars to call
5011 check_changed_vars_3 on each changed var.
5012 (emit_notes_for_differences_1): Clear cur_loc_changed and
5013 in_changed_variables. Recompute cur_loc of new_var.
5014 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5015 (vt_emit_notes): Initialize and destroy emitted_notes.
5017 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5019 PR rtl-optimization/42220
5020 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5021 Use verify_reg_tracked to determine if we should use OP_OUT rather
5023 (build_def_use): If we see an in-out operand for a register that we
5024 know nothing about, treat is an output if possible, fail the block if
5027 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5030 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5033 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5036 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5037 uses of relevant DEFs that are dead outside the loop too.
5039 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5041 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5043 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5045 * var-tracking.c (values_to_unmark): New variable.
5046 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5047 values_to_unmark vector. Moved body to...
5048 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5049 instead queue it into values_to_unmark vector.
5050 (vt_find_locations): Free values_to_unmark vector.
5052 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5054 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5055 (site.exp): Export them when plugins are enabled.
5057 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5060 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5062 (chrec_fold_multiply): Same.
5064 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5067 * c-decl.c (build_compound_literal): Return early if init is
5070 2010-03-04 Martin Jambor <mjambor@suse.cz>
5072 PR tree-optimization/43164
5073 PR tree-optimization/43191
5074 * tree-sra.c (type_consists_of_records_p): Reject records with
5075 zero-size bit-fields at the end.
5077 2010-03-04 Mike Stump <mikestump@comcast.net>
5079 * Makefile.in (TAGS): Remove *.y.
5081 2010-03-04 Richard Guenther <rguenther@suse.de>
5083 PR tree-optimization/40761
5084 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5086 (my_rev_post_order_compute): New function.
5087 (init_pre): Call it.
5089 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5092 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5093 decrease the cost of an IV candidate when the cost is infinite.
5095 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5097 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5098 Use '3DNow!' for the extension of that name, ensure normal space
5100 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5102 2010-03-03 Jeff Law <law@redhat.com>
5104 * PR middle-end/32693
5105 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5106 than gen_rtx_SUBREG.
5107 (extract_bit_field_1): Likewise.
5109 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5111 * doc/sourcebuild.texi (Test directives): Document that arguments
5112 include-opts and exclude-opts are now optional for dg-skip-if,
5113 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5115 2010-03-03 Jason Merrill <jason@redhat.com>
5118 * cgraph.h (varpool_node): Add extra_name field.
5119 * varpool.c (varpool_extra_name_alias): New.
5120 (varpool_assemble_decl): Emit extra name aliases.
5121 (varpool_mark_needed_node): Look past an extra name alias.
5122 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5123 * lto-streamer-in.c (lto_input_tree): Read it.
5124 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5126 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5128 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5129 (sparc*-*-solaris2*): ...this.
5131 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5134 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5135 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5136 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5137 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5140 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5141 fallthrough to default handling, just with want_address 0 instead of 2.
5142 For single element lists, add_AT_loc directly, otherwise create an
5143 artificial variable DIE and stick location list to it.
5146 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5147 (VAL_EXPR_HAS_REVERSE): Define.
5148 (reverse_op): New function.
5149 (add_stores): For reversible operations add an extra MO_VAL_USE.
5151 2010-03-02 Jason Merrill <jason@redhat.com>
5153 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5155 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5157 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5158 (sparc64-*-linux*): Likewise.
5159 (sparc64-*-solaris2*): Include assembler files before linker ones.
5160 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5161 * config/sparc/gas.h: Delete.
5162 * config/sparc/sol2-64.h: Add copyright notice.
5163 * config/sparc/sol2-gas-bi.h: Likewise.
5164 * config/sparc/sol2-gld.h: Likewise.
5165 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5166 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5167 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5168 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5169 (sparc_elf_asm_named_section): Rename into...
5170 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5172 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5174 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5176 2010-03-02 Jeff Law <law@redhat.com>
5179 * reload1.c (rtx_p, substitute_stack): Declare.
5180 (substitute): Record addresses of changed rtxs.
5181 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5182 Restore the original rtx when complete.
5183 (reload): Free subsitute_stack when complete.
5185 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5187 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5188 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5190 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5191 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5192 Torture Tests): Change from subsection to section.
5194 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5195 Steven Bosscher <steven@gcc.gnu.org>
5197 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5200 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5203 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5204 the assignment from the new induction variable to the assignment
5205 of the value from the original loop PHI function.
5207 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5208 Daniel Jacobowitz <dan@codesourcery.com>
5210 * doc/sourcebuild.texi (Test directives): Clarify options to
5213 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5215 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5216 Disable cfi directives unless GCC and gas agree on using read-only
5217 .eh_frame sections for 64-bit.
5218 * configure: Regenerate.
5220 2010-03-01 Richard Guenther <rguenther@suse.de>
5222 PR tree-optimization/43220
5223 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5224 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5226 2010-03-01 Richard Guenther <rguenther@suse.de>
5227 Martin Jambor <mjambor@suse.cz>
5230 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5231 gimplified parameters.
5233 2010-03-01 Christian Bruel <christian.bruel@st.com>
5235 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5237 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5239 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5241 2010-03-01 Richard Guenther <rguenther@suse.de>
5244 * expr.c (expand_assignment): Use the alias-oracle to tell
5245 if the rhs aliases the result decl.
5247 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5250 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5251 to sol_gt_pch_get_address.
5252 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5253 64-bit, SPARC and x86.
5254 (sol_gt_pch_get_address): New function.
5256 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5258 * toplev.h (inform_n, error_n): Declare.
5259 * diagnostic.c (inform_n, error_n): New function.
5261 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5263 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5264 has no rtl yet when processing local_decls, queue it and recheck
5265 if deferred stack allocation hasn't assigned it rtl.
5267 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5269 * config/sh/sh.c (unspec_bbr_uid): New.
5270 (gen_block_redirect): Use it instead of INSN_UID.
5271 (gen_far_branch): Likewise.
5273 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5275 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5276 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5278 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5280 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5281 (Warning Options): -Wno-conversion-null is valid for
5282 Objective-C++ as well.
5283 * doc/tm.texi (Named Address Spaces): Likewise.
5284 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5285 * doc/tree-ssa.texi (Tree SSA): Likewise.
5287 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5290 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5291 by default. Don't set the default arch for
5292 i[34567]86-*-darwin*|x86_64-*-darwin*.
5294 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5297 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5298 default. Set the default 32bit/64bit archs with $with_arch
5299 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5301 2010-02-27 Richard Guenther <rguenther@suse.de>
5303 PR tree-optimization/43186
5304 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5305 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5306 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5307 unroller iterations.
5309 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5311 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5312 required and i[34567]86-*-* targets don't support 64bit ISA.
5314 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5317 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5320 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5322 * config.gcc: Set the default arch at least to Prescott for
5323 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5324 if SSE math is enabled.
5326 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5328 * diagnostic.c (diagnostic_initialize): Update.
5329 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5331 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5332 (diagnostic_inhibit_notes): New.
5333 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5335 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5338 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5339 * doc/standards.texi: Likewise.
5340 * doc/extend.texi: Likewise.
5341 * doc/trouble.texi: Likewise.
5342 * doc/cppopts.texi: Likewise.
5343 * doc/install.texi: Likewise.
5344 * c.opt (std=c90,std=gnu90): New options.
5345 * c-opts.c (c_common_handle_option): Handle them.
5347 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5350 * c-decl.c (undeclared_variable): Use an informative note.
5352 2010-02-26 Richard Guenther <rguenther@suse.de>
5354 PR tree-optimization/43186
5355 * gimple.h (gimple_fold): Remove.
5356 * gimple.c (gimple_fold): Remove. Inline into single user ...
5357 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5358 Try harder for conditions.
5360 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5363 * function.c (used_types_insert): Don't skip through named pointer
5364 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5365 and it is different from the main variant's type.
5367 2010-02-26 Nick Clifton <nickc@redhat.com>
5369 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5371 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5373 * config.gcc: Support --with-fpmath=sse for x86.
5375 * config/i386/ssemath.h: New.
5377 * doc/install.texi (--with-fpmath=sse): Documented.
5379 2010-02-26 Richard Guenther <rguenther@suse.de>
5381 PR tree-optimization/43188
5382 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5383 vector types of over-aligned element type.
5385 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5389 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5391 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5393 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5395 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5397 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5398 * var-tracking.c: Include diagnostic.h.
5399 (debug_dv): New function.
5400 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5403 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5404 (add_value_chain, add_value_chains, remove_value_chain,
5405 remove_value_chains): Handle DEBUG_EXPRs.
5406 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5409 * regcprop.c (struct queued_debug_insn_change): New type.
5410 (struct value_data_entry): Add debug_insn_changes field.
5411 (struct value_data): Add n_debug_insn_changes field.
5412 (debug_insn_changes_pool): New variable.
5413 (free_debug_insn_changes, apply_debug_insn_changes,
5414 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5415 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5416 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5418 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5420 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5421 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5422 changes, call cprop_find_used_regs via note_stores.
5423 (copyprop_hardreg_forward): When copying vd from predecessor
5424 which has any queued DEBUG_INSN changes, make sure the pointers are
5425 cleared. At the end call df_analyze and then if there are any
5426 DEBUG_INSN changes queued at the end of some basic block for still
5427 live registers, apply them.
5428 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5430 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5432 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5435 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5437 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5438 targets. Set the default with_cpu/with_arch from arch/cpu.
5439 Allow x86-64 and native for with_cpu/with_arch.
5441 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5443 * ebitmap.c: Change calls to verify_popcount with calls to
5444 sbitmap_verify_popcount.
5445 (ebitmap_clear_bit): Fixed map->cacheindex test and
5446 map>cache update when bit clearing results in an empty
5449 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5452 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5453 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5454 and support both V2DF and V2DI modes.
5455 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5456 support both V2DF and V2DI modes.
5457 (general): Delete trailing whitespace from a few patterns.
5459 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5460 V2DF/V2DI interleave high/low builtins.
5462 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5465 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5466 interleave high/low functions.
5468 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5470 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5471 #pragma extern_prefix.
5473 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5476 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5477 BLKmode, assert op0 is a MEM and just adjust its mode.
5480 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5481 if bitpos isn't multiple of mode's bitsize.
5483 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5485 * c.opt (-ftemplate-depth=): New.
5486 (-ftemplate-depth-): Deprecate.
5487 * optc-gen.awk: Handle -ftemplate-depth=.
5488 * opth-gen.awk: Likewise.
5489 * c-opts.c (c_common_handle_option): Likewise.
5490 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5492 2010-02-24 Jason Merrill <jason@redhat.com>
5494 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5496 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5498 * cfg.c (alloc_aux_for_block): Remove inline.
5499 (alloc_aux_for_edge): Likewise.
5501 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5503 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5505 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5507 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5508 * config/i386/sol2-gas.h: New file.
5509 * config.gcc (i[34567]86-*-solaris2*): Use it.
5511 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5514 * c-typeck.c (ep_convert_and_check): New.
5515 (build_conditional_expr): Use it.
5516 (build_binary_op): Likewise.
5518 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5520 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5523 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5524 bounds even for -O+.
5525 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5526 expr needs to have DECL_NAME set.
5528 2010-02-24 Nick Clifton <nickc@redhat.com>
5530 * config/mep/mep.c: Include gimple.h.
5531 (mep_function_uses_sp): Delete unused function.
5532 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5533 parameters. Use unsigned integers to count args. Return a
5534 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5536 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5539 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5540 greater or equal to nelt instead of 2 * nelt.
5541 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5544 2010-02-23 Jason Merrill <jason@redhat.com>
5547 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5548 in cfun->local_decls even if they have register types.
5551 * stor-layout.c (place_field): Don't warn about unnecessary
5552 DECL_PACKED if the type is packed.
5554 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5557 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5558 GOTOFF relocs, even when the base reg isn't pic pointer.
5560 2010-02-23 Michael Matz <matz@suse.de>
5563 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5564 (expand_gimple_basic_block): Generate and use debug temps if there
5565 are debug uses left after the last real use of TERed ssa names.
5566 Unlink debug immediate uses when they are expanded.
5568 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5571 * config/i386/i386.c (override_options): Reorganise to provide
5572 better error messages.
5574 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5577 * graphite-scop-detection.c (create_single_exit_edge): Move
5578 the call to find_single_exit_edge to....
5579 (create_sese_edges): ...here. Don't handle multiple edges
5580 exiting the function.
5581 (build_graphite_scops): Don't handle multiple edges
5582 exiting the function.
5584 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5587 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5588 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5590 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5593 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5595 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5598 * c-typeck.c (convert_arguments): Print declaration location.
5599 * c-common.c (validate_nargs): Rename as
5600 builtin_function_validate_nargs.
5601 (check_builtin_function_arguments): Update.
5603 2010-02-22 Richard Guenther <rguenther@suse.de>
5606 * tree-inline.c (declare_return_variable): Use the type of
5607 the call stmt lhs if available.
5609 2010-02-22 Duncan Sands <baldrick@free.fr>
5611 * passes.c (register_pass): Always consider all pass lists when
5612 ref_pass_instance_number is zero.
5614 2010-02-22 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/42749
5617 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5618 parameter. Do arithmetic in the original type.
5619 (update_accumulator_with_ops): Likewise.
5620 (adjust_accumulator_values): Adjust.
5622 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5624 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5625 (QI to BLKmode splitter): New splitter.
5627 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5629 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5630 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5632 2010-02-22 Richard Guenther <rguenther@suse.de>
5634 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5636 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5638 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5639 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5640 ($(T)crti.o, $(T)crtn.o): Remove rules.
5642 2010-02-21 Tobias Burnus <burnus@net-b.de>
5645 * doc/invoke.texi (-fassociative-math): Document that this
5646 option is automatically enabled for Fortran.
5648 2010-02-20 David S. Miller <davem@davemloft.net>
5650 * configure.ac: Test if linker and assembler properly support
5651 GOTDATA_OP relocations.
5652 * configure: Rebuild.
5653 * config.in: Likewise.
5654 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5655 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5656 (movsi_high_pic): Likewise.
5657 (movdi_lo_sum_pic): Likewise.
5658 (movdi_high_pic): Likewise.
5659 (movsi_pic_gotdata_op): New pattern.
5660 (movdi_pic_gotdata_op): Likewise.
5661 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5662 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5664 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5668 attribute to ssemul.
5669 (xop_mulv2div2di3_high): Ditto.
5671 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5674 * c.opt (Wconversion-null): New option.
5675 * doc/invoke.texi (Wconversion-null): Document.
5677 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5679 * common.opt (Wlarger-than-): Add Undocumented.
5681 2010-02-19 Mike Stump <mikestump@comcast.net>
5683 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5685 2010-02-19 Jason Merrill <jason@redhat.com>
5688 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5689 * configure: Likewise.
5691 2010-02-20 Alan Modra <amodra@gmail.com>
5694 * cgraph.h (cgraph_make_decl_local): Declare.
5695 * cgraph.c (cgraph_make_decl_local): New function.
5696 (cgraph_make_node_local): Use it.
5697 * cgraphunit.c (cgraph_function_versioning): Likewise.
5698 * ipa.c (function_and_variable_visibility): Likewise.
5700 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5703 * except.c (sjlj_emit_function_enter): Don't call
5704 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5706 * rtl.h (add_reg_br_prob_note): Remove prototype.
5708 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5711 * c-common.c (conversion_warning): Remove widening conversions
5712 before checking the conversion of integers to reals.
5714 2010-02-19 Mike Stump <mikestump@comcast.net>
5717 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5720 * cgraphunit.c (process_function_and_variable_attributes): Check
5721 DECL_PRESERVE_P instead of looking up attribute "used".
5722 * ipa-pure-const.c (check_decl): Likewise.
5723 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5724 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5725 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5726 instead of attribute "used".
5727 * config/sol2-c.c (solaris_pragma_init): Likewise.
5728 (solaris_pragma_fini): Likewise.
5730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5732 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5733 Use XCNEW instead of xcalloc.
5734 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5735 XNEW instead of xmalloc.
5736 (get_fields): Use XNEWVEC instead of xmalloc.
5739 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5740 populate vars array.
5741 (create_new_general_access): For debug stmts just reset value.
5742 (get_stmt_accesses): For accesses within debug stmts just record them
5743 using add_access_to_acc_sites instead of preventing the peeling or
5744 counting them as accesses.
5747 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5749 2010-02-19 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/42916
5752 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5755 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5757 * configure.ac: Replace all uses of changequote in macro arguments
5758 with proper quoting.
5760 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5763 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5765 2010-02-19 Richard Guenther <rguenther@suse.de>
5767 PR tree-optimization/42944
5768 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5769 test for aliasing with errno.
5771 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5774 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5775 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5776 * dojump.c: Include output.h.
5777 (inv): New inline function.
5778 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5779 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5780 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5781 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5782 argument, pass it down to other calls.
5783 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5784 add REG_BR_PROB note to the conditional jump.
5785 * cfgexpand.c (add_reg_br_prob_note): Removed.
5786 (expand_gimple_cond): Don't call it, add the probability
5787 as last argument to jumpif_1/jumpifnot_1.
5788 * Makefile.in (dojump.o): Depend on output.h.
5789 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5791 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5792 * stmt.c (do_jump_if_equal): Likewise.
5793 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5794 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5795 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5797 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5798 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5799 jumpifnot_1 callers.
5800 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5802 (store_expr): Adjust jumpifnot caller.
5803 (store_constructor): Adjust jumpif caller.
5806 * gimplify.c (gimple_boolify): For __builtin_expect call
5807 gimple_boolify also on its first argument.
5809 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5811 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5813 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5814 * configure: Regenerated.
5816 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5818 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5819 lang_hooks.types_compatible_p instead of comptypes.
5821 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5823 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5824 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5825 if __prefer_thumb__ is defined.
5827 2010-02-18 Martin Jambor <mjambor@suse.cz>
5829 PR tree-optimization/43066
5830 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5831 array with zero-sized element type.
5833 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5835 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5836 rtx, allocate struct var_loc_node here and return it to the
5837 caller, and only if it is actually needed.
5838 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5839 move it earlier and return immediately if it returns NULL.
5841 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5843 * config/sparc/gas.h: New file. Restore
5844 TARGET_ASM_NAMED_SECTION to its ELF default.
5845 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5847 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5848 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5849 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5850 after sparc/sysv4.h.
5852 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5854 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5856 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5858 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5859 patterns from predicated pattern.
5861 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5864 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5865 for insn mnemonic suffix.
5867 2010-02-17 Richard Guenther <rguenther@suse.de>
5869 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5872 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5875 * caller-save.c (save_call_clobbered_regs): If BB ends with
5876 a DEBUG_INSN, move any notes in between last real insn and the last
5877 DEBUG_INSN after the last DEBUG_INSN.
5879 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5881 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5882 Fix return type. Fix argument type. Explain meaning of return value.
5884 2010-02-16 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/41043
5887 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5888 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5890 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5892 2010-02-16 Ira Rosen <irar@il.ibm.com>
5894 PR tree-optimization/43074
5895 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5896 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5897 vectorizable cycles in hybrid SLP check.
5898 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5900 2010-02-16 Richard Guenther <rguenther@suse.de>
5902 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5903 (true_dependence): If memrefs_conflict_p computes must-alias
5904 trust it. Move TBAA check after offset-based disambiguation.
5905 (canon_true_dependence): Likewise.
5907 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5909 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5910 * doc/invoke.texi: Document it.
5911 * var-tracking.c: Include toplev.h and params.h.
5912 (vt_find_locations): Return bool indicating success. Compute
5913 hash sizes unconditionally. Check new parameter, report.
5914 (variable_tracking_main_1): Check vt_find_locations results and
5915 retry. Renamed from...
5916 (variable_tracking_main): ... this. New wrapper to preserve
5917 flag_var_tracking_assignments.
5918 * Makefile.in (var-tracking.o): Adjust dependencies.
5920 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5921 Jakub Jelinek <jakub@redhat.com>
5924 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5925 if weak_import attribute is present.
5926 * config/darwin.c (machopic_select_section): Likewise.
5928 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5930 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5931 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5932 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5933 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5935 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5938 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5941 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5942 Rewrite text to refer to the names.
5944 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5946 * config/i386/i386-builtin-types.def
5947 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5948 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5949 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5950 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5951 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5952 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5953 IX86_BUILTIN_VPERMIL2PS256.
5954 (MULTI_ARG_4_DF2_DI_I): Defined.
5955 (MULTI_ARG_4_DF2_DI_I1): Defined.
5956 (MULTI_ARG_4_SF2_SI_I): Defined.
5957 (MULTI_ARG_4_SF2_SI_I1): Defined.
5958 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5959 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5960 __builtin_ia32_vpermil2ps256.
5961 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5962 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5963 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5964 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5965 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5966 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5967 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5968 CODE_FOR_xop_vpermil2v8sf3.
5969 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5970 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5971 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5972 (_mm256_permute2_pd): New.
5973 (_mm_permute2_ps): New.
5974 (_mm256_permute2_ps): New.
5976 2010-02-15 Nick Clifton <nickc@redhat.com>
5978 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5979 boolean parameters. Use emit_jump_insn when emitting a pop
5980 instruction containing a return insn.
5981 (push): Use 'true' rather than '1' as second parameter to F.
5982 (h8300_expand_prologue): Likewise.
5983 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5984 (h8300_expand_epilogue): Likewise.
5986 2010-02-15 Richard Guenther <rguenther@suse.de>
5989 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5992 2010-02-15 Nick Clifton <nickc@redhat.com>
5994 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5997 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5999 * intl.c (fake_ngettext): New function.
6000 * intl.h (fake_ngettext): Declare.
6001 (ngettext): Define macro.
6002 * collect2.c (notice_translated): New function.
6003 (main): Use notice_translated and ngettext.
6004 * collect2.h (notice_translated): Declare.
6006 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6008 * reorg.c (delete_computation): Comment fixes.
6009 * caller-save.c (setup_save_areas): Idem.
6010 * sel-sched-dump.c (dump_lv_set): Idem.
6013 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6015 * config/s390/s390.c (s390_sched_init): New function.
6016 (TARGET_SCHED_INIT): Target hook defined.
6018 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6019 Jack Howarth <howarth@bromo.med.uc.edu>
6020 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6023 Partial revert of unintended change in fix for PR41605.
6024 * config/darwin.h: Fix typo.
6025 * config/darwin9.h: Same.
6027 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6029 * c-pch.c (pch_init): Clear v.
6031 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6034 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6035 graphite_can_represent_init for MULT_EXPR.
6037 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6041 * graphite-sese-to-poly.c (remove_phi): New.
6042 (translate_scalar_reduction_to_array): Call remove_phi.
6044 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6047 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6048 * graphite-clast-to-gimple.h (gloog): Update declaration.
6049 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6050 * graphite-poly.h (struct poly_bb): Add missing comments.
6051 (struct scop): Add poly_scop_p field.
6053 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6054 * graphite.c (graphite_transform_loops): Build the polyhedral
6055 representation for each scop before code generation.
6056 * sese.c (rename_variables_in_operand): Removed.
6057 (rename_variables_in_expr): Return the renamed expression.
6058 (rename_sese_parameters): New.
6059 * sese.h (rename_sese_parameters): Declared.
6061 2010-02-11 Richard Guenther <rguenther@suse.de>
6063 PR tree-optimization/42998
6064 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6065 POINTER_PLUS_EXPR properly.
6067 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6068 Changpeng Fang <changpeng.fang@amd.com>
6071 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6072 the cost of an IV candidate when the IV is used in a test against zero.
6074 * gcc.dg/tree-ssa/ivopts-3.c: New.
6076 2010-02-11 Richard Guenther <rguenther@suse.de>
6079 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6080 pointer-vs-decl case by swapping refs. Handle some cases
6081 of pointer-vs-decl disambiguations more conservatively.
6082 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6083 to false after expanding.
6085 2010-02-11 Richard Guenther <rguenther@suse.de>
6088 * gcc.c (process_command): Handle LTO file@offset case more
6091 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6093 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6094 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6096 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6098 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6099 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6100 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6101 Optimize eq/ne comparisons when both arguments are known to be
6103 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6104 Don't mask operands unnecessarily if they are known to be already
6107 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6109 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6112 2010-02-10 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/43017
6115 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6116 for wrapping signed arithmetic.
6118 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6121 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6122 if no debug info should be emitted for it.
6124 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6126 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6127 note when flag_exceptions is set.
6129 2010-02-10 Duncan Sands <baldrick@free.fr>
6131 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6133 2010-02-10 Richard Guenther <rguenther@suse.de>
6136 * tree.c (get_unwidened): Handle constants.
6137 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6139 2010-02-10 Martin Jambor <mjambor@suse.cz>
6142 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6143 check for variable argument counts independently.
6145 2010-02-10 Christian Bruel <christian.bruel@st.com>
6148 * config/sh/sh.c (find_barrier): Increase length for non delayed
6149 conditional branches.
6151 2010-02-10 Christian Bruel <christian.bruel@st.com>
6153 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6155 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6157 * builtins.c (set_builtin_user_assembler_name): Also handle
6158 ffs if int is smaller than word.
6160 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6163 * ira-conflicts.c (get_dup): Remove.
6164 (process_reg_shuffles): Add new parameter. Use it as an
6165 additional guard for copy generation.
6166 (add_insn_allocno_copies): Rewrite.
6168 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6170 * common.opt (fsched2-use-traces): Preserved for backward
6172 * doc/invoke.texi: Remove the documentation about option
6173 -fsched2-use-traces.
6174 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6175 flag_sched2_use_traces.
6176 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6177 the backward compatibility flag section.
6179 2010-02-09 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/43008
6182 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6183 make HEAP variables initialized from global memory if they
6184 are not known builtin functions.
6185 (find_func_aliases): Adjust.
6187 2010-02-09 Richard Guenther <rguenther@suse.de>
6189 PR tree-optimization/43000
6190 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6191 arithmetic manually.
6193 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6195 PR tree-optimization/42931
6196 * tree-loop-linear.c (try_interchange_loops): Don't call
6197 double_int_mul if estimated_loop_iterations failed.
6199 2010-02-08 Martin Jambor <mjambor@suse.cz>
6202 * tree-sra.c (build_accesses_from_assign): Do not mark in
6203 should_scalarize_away_bitmap if stmt has volatile ops.
6204 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6207 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6209 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6211 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6213 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6216 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6219 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6221 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6224 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6225 to unknown_dependence.
6226 (graphite_legal_transform_dr): Handle the unknown_dependence.
6227 (graphite_carried_dependence_level_k): Same.
6229 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6231 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6233 2010-02-07 Richard Guenther <rguenther@suse.de>
6236 * expr.c (get_inner_reference): Always initialize *pbitsize.
6238 2010-02-07 Richard Guenther <rguenther@suse.de>
6241 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6242 new ARRAY_REFs on variable size element or minimal index arrays.
6244 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6245 gimple_fold_indirect_ref.
6247 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6250 * arm.c (arm_override_options): Just return if the user has specified
6251 an invalid fpu name.
6253 2010-02-03 Jason Merrill <jason@redhat.com>
6256 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6257 i386_pe_maybe_record_exported_symbol.
6259 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6262 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6263 (pa_delegitimize_address): New function.
6265 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6267 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6268 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6270 2010-02-05 Richard Guenther <rguenther@suse.de>
6273 * lto-streamer-in.c (get_resolution): Deal with references
6274 to undefined functions.
6276 2010-02-05 Richard Guenther <rguenther@suse.de>
6278 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6279 (fold_const_aggregate_ref): Likewise.
6280 (ccp_fold_stmt): Substitute loads.
6281 (maybe_fold_reference): Verify types before substituting.
6283 (fold_gimple_assign): Unshare properly.
6284 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6286 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6288 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6289 for rs6000_gen_cell_microcode.
6291 2010-02-04 Richard Guenther <rguenther@suse.de>
6293 PR rtl-optimization/42952
6294 * dse.c (const_or_frame_p): Remove MEM handling.
6296 2010-02-04 Nick Clifton <nickc@redhat.com>
6298 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6299 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6300 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6301 (mn10300_asm_output_mi_thunk): New function.
6302 (mn10300_can_output_mu_thunk): New function.
6303 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6304 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6305 (FUNCTION_ARG): Delete incorrect comment.
6307 2010-02-03 Jason Merrill <jason@redhat.com>
6310 * fold-const.c (operand_equal_p): Handle erroneous types.
6312 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6314 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6316 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6318 PR rtl-optimization/42941
6319 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6322 2010-02-03 Jason Merrill <jason@redhat.com>
6325 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6327 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6330 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6331 (cselib_reset_table): Renamed from...
6332 (cselib_reset_table_with_next_value): ... this.
6333 (cselib_get_next_uid): Renamed from...
6334 (cselib_get_next_unknown_value): ... this.
6335 * cselib.c (next_uid): Renamed from...
6336 (next_unknown_value): ... this.
6337 (cselib_clear_table): Adjust.
6338 (cselib_reset_table): Adjust. Renamed from...
6339 (cselib_reset_table_with_next_value): ... this.
6340 (cselib_get_next_uid): Adjust. Renamed from...
6341 (cselib_get_next_unknown_value): ... this.
6342 (get_value_hash): Use hash.
6343 (cselib_hash_rtx): Likewise.
6344 (new_cselib_val): Adjust. Set and dump uid.
6345 (cselib_lookup_mem): Pass next_uid as hash.
6346 (cselib_subst_to_values): Likewise.
6347 (cselib_log_lookup): Dump uid.
6348 (cselib_lookup): Pass next_uid as hash. Adjust.
6349 (cselib_process_insn): Adjust.
6350 (cselib_init): Initialize next_uid.
6351 (cselib_finish): Adjust.
6352 (dump_cselib_table): Likewise.
6353 * dse.c (canon_address): Dump value uid.
6354 * print-rtl.c (print_rtx): Print value uid.
6355 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6357 (dv_uid): New function, sort of renamed from...
6358 (dv_htab_hash): ... this, reimplemented in terms of it and...
6359 (dv_uid2hash): ... this. New.
6360 (variable_htab_eq): Drop excess assertions.
6361 (tie_break_pointers): Removed.
6362 (canon_value_cmp): Compare uids.
6363 (variable_post_merge_New_vals): Print uids.
6364 (vt_add_function_parameters): Adjust.
6365 (vt_initialize): Reset table. Adjust.
6367 2010-02-03 Richard Guenther <rguenther@suse.de>
6369 PR tree-optimization/42944
6370 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6371 (call_may_clobber_ref_p_1): Likewise. Properly handle
6372 malloc and calloc clobbering errno.
6374 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6376 * doc/invoke.texi: Fix name of sched1 dump.
6378 * opts.c (decode_options): Set flag_tree_switch_conversion
6379 only conditionally on optimize >= 2.
6381 * gcse.c: Assorted comment fixes in pass description.
6383 2010-02-03 Anthony Green <green@moxielogic.com>
6385 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6386 nop padding in order to maintain alignment of storage location of
6387 target function address.
6388 (moxie_trampoline_init): Store target function address at newly
6390 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6392 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6394 2010-02-03 Richard Guenther <rguenther@suse.de>
6397 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6399 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6401 * config.gcc: Reenable check for obsolete targets.
6402 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6403 mips-sgi-irix6.[0-4]*.
6405 2010-02-02 Nick Clifton <nickc@redhat.com>
6407 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6408 constant size of 4 as being the same as 0.
6409 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6410 can take values in the range 0..4.
6412 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6415 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6416 as _darwin10_Unwind_FindEnclosingFunction().
6417 * libgcc-libsystem.ver: New.
6419 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6422 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6423 implicitly set registers.
6425 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6427 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6428 (arm_override_options): Allow automatic selection of the thread
6429 pointer register if thumb2.
6430 (legitimize_pic_address): Improve code sequences for Thumb2.
6431 (arm_call_tls_get_addr): Likewise.
6432 (legitimize_tls_address): Likewise.
6433 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6434 (pic_load_addr_32bit): ... this. New named pattern.
6435 * thumb2.md (pic_load_addr_thumb2): Delete.
6436 (pic_load_dot_plus_four): Delete.
6437 (tls_load_dot_plus_four): New named pattern.
6439 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6442 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6443 Document fix for TLS bug.
6445 2010-01-31 Richard Guenther <rguenther@suse.de>
6447 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6448 conservatively correct.
6450 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6454 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6456 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6458 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6460 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6462 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6464 * config.gcc: Adjust order of makefile fragments for mingw targets.
6466 2010-01-31 Richard Guenther <rguenther@suse.de>
6469 * gimplify.c (gimplify_init_constructor): For volatile LHS
6470 initialize a temporary.
6472 2010-01-31 Matthias Klose <doko@ubuntu.com>
6474 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6476 * configure: Regenerate.
6478 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6480 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6481 the same alias set and their sizes different constantness.
6482 (aliasing_component_refs_p): Revert 2009-10-24 change.
6484 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6486 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6489 2010-01-29 Richard Guenther <rguenther@suse.de>
6491 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6492 Assert we successfully updated the call.
6494 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6496 PR rtl-optimization/42889
6497 * df.h (df_set_bb_dirty_nonlr): New prototype.
6498 * df-core.c (df_set_bb_dirty_nonlr): New function.
6499 * df-scan.c (df_insn_rescan): Call it instead of
6500 df_set_bb_dirty for DEBUG_INSNs.
6502 2010-01-29 Richard Guenther <rguenther@suse.de>
6505 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6506 quadratic behavior in most cases.
6508 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6511 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6512 in the call to gen_x86_movsicc_0_m1.
6514 2010-01-28 Richard Guenther <rguenther@suse.de>
6516 PR tree-optimization/42871
6517 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6519 2010-01-28 Richard Guenther <rguenther@suse.de>
6521 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6522 into call arguments.
6524 2010-01-28 Richard Guenther <rguenther@suse.de>
6527 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6528 the forwarder if the destination is an EH landing pad.
6530 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6532 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6533 block list passed to gimple_duplicate_sese_tail.
6534 (parallelize_loops): Avoid parallelization when the function
6536 Avoid parallelization when the preheader is IRREDUCIBLE.
6537 Try to optimize when estimated_loop_iterations_int is unresolved.
6538 Add the loop's location to the dump file.
6539 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6540 (gimple_duplicate_sese_tail): Remove the check for the latch.
6541 Redirect nexits to the exit block.
6542 Remove handling of the incoming edges to the latch.
6543 Redirect the backedge from the copied latch to the exit bb.
6545 2010-01-28 Michael Matz <matz@suse.de>
6548 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6549 Wrap force_reg into a sequence, emit it before user.
6551 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6553 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6555 (arm_legacy_rev): Likewise.
6556 (thumb_legacy_rev): Likewise.
6558 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6560 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6561 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6562 on MEM's address failed, try avoid_constant_pool_reference and
6563 recurse if it returned something different.
6564 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6565 address, try avoid_constant_pool_reference and recurse if it
6566 returned something different.
6567 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6568 address and avoid_constant_pool_reference returned something
6569 different, don't set have_address.
6571 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6574 * var-tracking.c (val_store): Add modified argument, obey it.
6576 (count_uses): Move down logging of main.
6577 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6578 don't need resolution.
6579 (emit_notes_in_bb): Likewise.
6581 2010-01-27 Richard Guenther <rguenther@suse.de>
6584 * tree-inline.c (remap_decl): Delay remapping of SSA name
6585 default definitions until we need them.
6587 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6589 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6590 (rs6000_delegitimize_address): New function.
6592 * config/s390/s390.c (s390_delegitimize_address): Call
6593 delegitimize_mem_from_attrs.
6596 * tree-inline.c (cannot_copy_type_1): Removed.
6597 (copy_forbidden): Don't forbid copying of functions containing
6598 records/unions with variable length fields.
6600 2010-01-27 Christian Bruel <christian.bruel@st.com>
6604 * config/sh/sh.c (find_barrier): Increase length for non delayed
6605 conditional branches.
6607 2010-01-27 Matthias Klose <doko@ubuntu.com>
6609 * configure.ac (gnu-unique-object): Fix ldd version check.
6610 * configure: Regenerate.
6612 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6614 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6616 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6617 Test for HAVE_GNU_AS value.
6619 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6621 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6622 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6623 INT64_TYPE): Define.
6624 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6625 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6626 INT_LEAST64_TYPE): Define.
6627 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6628 UINT_LEAST64_TYPE): Define.
6629 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6630 INT_FAST64_TYPE): Define.
6631 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6632 UINT_FAST64_TYPE): Define.
6633 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6634 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6635 (SIG_ATOMIC_TYPE): Define.
6637 2010-01-26 Richard Guenther <rguenther@suse.de>
6639 * df-scan.c (df_scan_set_bb_info): Remove assert.
6640 (df_insn_rescan_debug_internal): Merge asserts.
6641 (df_install_ref): Likewise.
6642 (df_mark_reg): Use bitmap_set_range.
6643 (df_hard_reg_used_p): Remove assert.
6644 (df_hard_reg_used_count): Likewise.
6646 2010-01-26 Richard Guenther <rguenther@suse.de>
6648 PR rtl-optimization/42685
6649 * web.c (web_main): Ignore DEBUG_INSNs.
6651 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6653 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6655 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6656 Fix types of fndecl and arglist parameters.
6658 2010-01-26 Richard Guenther <rguenther@suse.de>
6661 * tree-eh.c (unsplit_eh): Skip debug insns.
6663 2010-01-26 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/42250
6666 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6668 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6671 * omp-low.c (expand_omp_sections): Only use single_pred if
6672 l2_bb is single_pred_p.
6674 2010-01-25 Christian Bruel <christian.bruel@st.com>
6677 * config/sh/sh.c (find_barrier): Increase length for non delayed
6678 conditional branches.
6679 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6681 2010-01-24 David S. Miller <davem@davemloft.net>
6683 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6684 define if not using GAS.
6685 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6686 Likewise. Delete SECTION_MERGE code, which is only applicable
6689 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6692 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6693 mangling of va_list in system headers.
6695 2010-01-23 Toon Moene <toon@moene.org>
6697 * tree-predcom.c (combine_chains): Return NULL, not false.
6699 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6701 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6702 initialization of variable res to agree with return type.
6704 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6706 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6707 * tree-sra.c: Add include of expr.h.
6709 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6711 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6712 insert the debug stmt on the single non-EH edge from the stmt.
6714 2010-01-22 Richard Henderson <rth@redhat.com>
6717 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6718 the RHS until after generate_subtree_copies has insertted its
6719 code before the current statement.
6721 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6723 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6725 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6727 2010-01-21 Martin Jambor <mjambor@suse.cz>
6729 PR tree-optimization/42585
6730 * tree-sra.c (struct access): New field grp_total_scalarization.
6731 (dump_access): Dump the new field.
6732 (should_scalarize_away_bitmap): New variable.
6733 (cannot_scalarize_away_bitmap): Likewise.
6734 (sra_initialize): Allocate new bitmaps.
6735 (sra_deinitialize): Free new bitmaps.
6736 (create_access_1): New function.
6737 (create_access): Parts moved to create_access_1.
6738 (type_consists_of_records_p): New function.
6739 (completely_scalarize_record): Likewise.
6740 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6741 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6742 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6744 (analyze_all_variable_accesses): Completely scalarize small eligible
6747 2010-01-21 Martin Jambor <mjambor@suse.cz>
6749 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6751 2010-01-21 Andrew Haley <aph@redhat.com>
6753 * gcc.c (process_command): Move lang_specific_driver before
6754 setting cc_libexec_prefix.
6756 2010-01-21 Richard Guenther <rguenther@suse.de>
6759 * fold-const.c (negate_expr_p): Pretend only negative
6760 real constants are easily negatable.
6762 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6763 Jason Merrill <jason@redhat.com>
6765 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6766 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6767 * calls.c (initialize argument_information): Handle it.
6768 * c-common.c (handle_transparent_union_attribute): Use new name.
6769 * c-decl.c (finish_struct): Ditto.
6770 * c-typeck.c (type_lists_compatible_p): Ditto.
6771 (convert_for_assignment): Use new name and also handle record.
6772 * function.c (aggregate_value_p): Handle it.
6773 (pass_by_reference): Ditto.
6774 (assign_parm_data_types): Ditto.
6775 * print-tree.c (print_node): Ditto.
6776 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6777 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6778 * tree.c (first_field): New fn.
6780 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6783 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6784 even when linking statically, for now.
6786 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6789 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6790 without a cselib val.
6791 (count_uses): Accept MO_VAL_SET with no val on stores.
6792 (add_stores): Likewise.
6794 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6796 * var-tracking.c (check_value_val): Add a compile time assertion.
6797 (dv_is_decl_p): Simplify.
6798 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6799 gcc_assert if ENABLE_CHECKING.
6801 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6804 * var-tracking.c: Include tree-flow.h.
6805 (mem_dies_at_call): New.
6806 (dataflow_set_preserve_mem_locs): Use it.
6807 (dataflow_set_remove_mem_locs): Likewise.
6808 (dump_var): Renamed from dump_variable. Adjust all callers.
6809 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6810 * Makefile.in (var-tracking.o): Adjust deps.
6812 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6814 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6816 2010-01-20 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/42717
6819 * tree-ssa-dce.c (get_live_post_dom): Remove.
6820 (forward_edge_to_pdom): Take an arbitrary edge to copy
6821 degenerate PHI args from.
6822 (remove_dead_stmt): Use the first post-dominator even if it
6823 does not contain live statements as redirection destination.
6825 2010-01-20 Richard Guenther <rguenther@suse.de>
6827 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6829 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6831 * sel-sched.c (create_speculation_check): Remove set but not used
6833 (try_transformation_cache): Remove set but not used variable ds.
6834 (calculate_privileged_insns): Remove set but not used variables
6835 cur_insn and min_spec_insn.
6836 (find_best_expr): Remove set but not used variable avail_n.
6837 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6839 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6841 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6842 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6845 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6848 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6849 cpu types. Add support for *-sse3 cpu types.
6850 (x86_64-*-*): Ditto.
6852 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6855 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6856 argument, call initializer_constant_valid_p_1 instead of
6857 initializer_constant_valid_p, pass CACHE to it, return NULL
6858 immediately if first call returns NULL.
6859 (initializer_constant_valid_p_1): New function.
6860 (initializer_constant_valid_p): Use it.
6862 2010-01-20 Thomas Quinot <quinot@adacore.com>
6864 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6866 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6868 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6869 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6870 (loc_list_from_tree): Don't handle unsigned division. Handle
6871 signed modulo using DW_OP_{over,over,div,mul,minus}.
6872 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6873 modulo instead of signed.
6875 2010-01-20 DJ Delorie <dj@redhat.com>
6877 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6879 (h8300_emit_stack_adjustment): Propogate it.
6881 (h8300_expand_prologue): Likewise.
6882 (h8300_expand_epilogue): Likewise.
6884 2010-01-19 Michael Matz <matz@suse.de>
6886 PR tree-optimization/41783
6887 * tree-data-ref.c (toplevel): Include flags.h.
6888 (dump_data_dependence_relation): Also dump the inputs if the
6889 result will be unknown.
6890 (split_constant_offset_1): Look through some conversions.
6891 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6892 the offset from last element is too large.
6893 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6894 (reassociate_to_the_same_stmt): Handle vector registers.
6895 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6897 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6898 wide_prolog_niters argument, emit widening instructions.
6899 (vect_do_peeling_for_alignment): Adjust caller, use widened
6900 variant of the iteration cound.
6901 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6903 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6906 * config/arm/neon-testgen.m (emit_automatics): New parameter
6907 features. Adjust for Fixed_return_reg feature.
6908 (test_intrinsic): Call emit_automatics with new feature.
6909 * config/arm/neon.ml: Update copyright years.
6910 (features): New Fixed_return_reg feature.
6911 (ops): Update feature for Vget_low.
6913 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6915 PR tree-optimization/42719
6916 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6920 * fwprop.c (all_uses_available_at): Return false if def_set dest
6921 is a REG that is used in def_insn.
6923 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6925 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6927 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6930 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6932 * target.h (struct gcc_target) <secondary_reload>: Change type
6933 of last argument to secondary_reload_info *.
6935 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6938 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6939 memory references with unaligned offsets. Remove CQImode handling.
6940 (unaligned_memory_operand): Return 1 for memory references with
6941 unaligned offsets. Remove CQImode handling.
6943 2010-01-18 Richard Guenther <rguenther@suse.de>
6946 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6949 2010-01-18 Richard Guenther <rguenther@suse.de>
6951 PR tree-optimization/42781
6952 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6953 restrict processing only if the original variable was artificial.
6955 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6957 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6958 find number of popped argument bytes.
6960 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6961 Fix the text that describes the return value for invalid insns.
6963 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6965 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6966 Clarify what 'cost of the -dependence' is. Fix quoting.
6968 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6969 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6971 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6973 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6974 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6976 2010-01-17 Richard Guenther <rguenther@suse.de>
6979 * function.c (split_complex_args): Take a VEC to modify.
6980 (assign_parms_augmented_arg_list): Build a VEC instead of
6981 a chain of PARM_DECLs.
6982 (assign_parms_unsplit_complex): Take a VEC of arguments.
6983 Do not fixup unmodified parms.
6984 (assign_parms): Deal with the VEC.
6985 (gimplify_parameters): Likewise.
6987 2010-01-17 Richard Guenther <rguenther@suse.de>
6989 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6990 node existence check.
6991 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6992 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6993 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6994 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6995 (gimple_execute_on_growing_pred): Likewise.
6997 2010-01-17 Richard Guenther <rguenther@suse.de>
6999 PR tree-optimization/42773
7000 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7001 (compute_antic_aux): Likewise.
7002 (compute_partial_antic_aux): Likewise.
7004 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7007 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7010 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7012 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7015 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7016 Fix markup for strict argument.
7018 (TARGET_SCHED_REORDER2): Fix argument types.
7020 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7021 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7023 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7024 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7026 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7029 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7030 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7031 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7032 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7033 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7035 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7037 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7039 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7040 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7042 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7044 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7047 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7049 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7050 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7052 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7054 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7056 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7057 referring to it. Fix language.
7059 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7061 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7063 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7065 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7067 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7068 '@var{stream}. Remove stray 'and'.
7070 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7072 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7074 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7076 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7077 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7079 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7080 Fix description of return value.
7081 Rename argument "sz" to "len."
7083 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7084 Clarify meaning of 'true' return value.
7086 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7088 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7089 rep_mode versus mode_rep.
7091 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7093 (TARGET_BUILTIN_DECL): Fix name.
7095 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7097 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7099 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7101 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7103 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7105 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7108 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7109 Rename argument tm_fn to md_fn.
7111 (TARGET_OPTION_PRINT): Fix argument list.
7113 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7116 * config/i386/i386.c (ix86_fixup_binary_operands):
7117 Revert FMA4 fixup of operands.
7119 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7122 * Makefile.in (write_entries_to_file, install-plugin):
7123 Use \012 instead of \n with tr.
7125 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7127 * configure.ac (HAVE_AS_REF): New C macro.
7128 * configure: Regenerate.
7129 * config.in: Likewise.
7130 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7132 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7135 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7137 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7139 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7141 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7143 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7145 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7147 (TARGET_BINDS_LOCAL_P): Fix argument type.
7149 (TARGET_ASM_FILE_END): Use prototype.
7151 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7153 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7155 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7157 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7159 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7160 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7162 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7163 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7165 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7166 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7167 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7168 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7170 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7172 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7174 (TARGET_INIT_BUILTINS): Use prototype.
7176 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7177 Put 'const char *' in braces. Fix parameter types.
7178 (TARGET_INVALID_CONVERSION): Fix parameter types.
7179 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7180 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7182 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7185 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7187 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7189 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7191 * doc/tm.texi (TARGET_HELP): Fix return type.
7193 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7194 in braces. Fix argument types.
7196 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7198 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7200 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7202 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7203 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7205 (TARGET_MANGLE_TYPE): Fix argument types.
7207 (TARGET_IRA_COVER_CLASSES): Use prototype.
7209 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7211 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7213 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7215 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7217 (TARGET_CALLEE_COPIES): Fix argument types.
7219 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7221 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7223 (TARGET_FUNCTION_VALUE): Fix argument types.
7225 (TARGET_RETURN_IN_MSB): Fix argument type.
7227 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7229 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7231 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7233 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7234 agree with return type.
7236 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7238 2010-01-15 Jing Yu <jingyu@google.com>
7240 PR rtl-optimization/42691
7241 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7242 a pseudo to a constant and are merged, and adjust comments.
7244 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7246 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7248 2010-01-15 Richard Guenther <rguenther@suse.de>
7251 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7252 labels of computed or non-local gotos to the destination.
7253 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7254 landing pad label is the first label.
7256 2010-01-15 Richard Guenther <rguenther@suse.de>
7258 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7260 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7263 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7264 to allow generation of the xssqrtdp instruction on power7.
7265 (sqrtdf2_fpr): Ditto.
7267 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7270 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7271 functions with noreturn attribute.
7274 * varasm.c (declare_weak): Add weak attribute to decl if it
7275 doesn't have one already.
7276 (assemble_external): Only add decls to weak_decls if they also
7277 have weak attribute.
7279 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7281 * var-tracking.c (var_reg_delete): Don't delete the association
7282 between REGs and values or one-part variables if the register
7285 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7288 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7289 because its first operand is a non-localized variable.
7291 2010-01-14 Martin Jambor <mjambor@suse.cz>
7293 PR tree-optimization/42706
7294 * tree-sra.c (encountered_recursive_call): New variable.
7295 (encountered_unchangable_recursive_call): Likewise.
7296 (sra_initialize): Initialize both new variables.
7297 (callsite_has_enough_arguments_p): New function.
7298 (scan_function): Call decl and flags check only for IPA-SRA, check
7299 whether there is a recursive call and whether it has enough arguments.
7300 (all_callers_have_enough_arguments_p): New function.
7301 (convert_callers): Look for recursive calls only when
7302 encountered_recursive_call is set.
7303 (ipa_early_sra): Bail out either if
7304 !all_callers_have_enough_arguments_p or
7305 encountered_unchangable_recursive_call.
7307 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7309 * sel-sched.c: Add 2010 to copyright years.
7310 * sel-sched-ir.c: Likewise.
7311 * sel-sched-ir.h: Likewise.
7313 2010-01-14 Martin Jambor <mjambor@suse.cz>
7315 PR tree-optimization/42714
7316 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7317 constructors specially.
7319 2010-01-14 Andi Kleen <ak@linux.intel.com>
7321 * config/i386/drivers-i386.c (detect_caches_intel):
7322 Add l2sizekb parameter and fill in.
7323 (host_detect_local_cpu): Add l2sizekb, fill in.
7324 Add Atom small cache heuristic.
7326 2010-01-14 Andi Kleen <ak@linux.intel.com>
7328 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7329 Add level3 parameter and fill in.
7330 (detect_caches_intel): Handle level3 cache.
7332 2010-01-14 Andi Kleen <ak@linux.intel.com>
7334 * config/i386/drivers-i386.c (host_detect_local_cpu):
7335 Fix core duo detection.
7337 2010-01-14 Andi Kleen <ak@linux.intel.com>
7339 * config/i386/drivers-i386.c (host_detect_local_cpu):
7342 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7344 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7345 (rs6000_variable_issue_1): this. Use...
7346 (rs6000_variable_issue): here. Reimplement. Print debug info.
7348 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7350 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7351 sel_restore_notes. Update all callers. Call reemit_notes
7354 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7356 PR rtl-optimization/42246
7357 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7360 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7362 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7363 all successors is the same as number of successors in current region.
7365 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7367 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7368 to rename is not separable. Otherwise check that its LHS is not NULL.
7370 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7372 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7374 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7376 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7377 available registers when failed to discover LHS register class.
7378 Fix indentation. Update comment.
7380 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7381 Alexander Monakov <amonakov@ispras.ru>
7383 PR rtl-optimization/42389
7384 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7386 (advance_state_on_fence): Likewise.
7387 (sel_target_adjust_priority): Print debug output only when
7388 sched_verbose >= 4, not 2.
7389 (get_expr_cost): Do not issue all unique insns on the next cycle.
7390 (fill_insns): Initialize can_issue_more from the value saved
7392 * sel-sched-ir.c (flist_add): New parameter issue_more.
7393 Init FENCE_ISSUE_MORE with it.
7394 (merge_fences): Likewise.
7395 (init_fences): Update call to flist_add.
7396 (add_to_fences, add_clean_fence_to_fences)
7397 (add_dirty_fence_to_fences): Likewise.
7398 (move_fence_to_fences): Update call to merge_fences.
7399 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7401 * sel-sched-ir.h (struct _fence): New field issue_more.
7402 (FENCE_ISSUE_MORE): New accessor macro.
7404 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7406 PR rtl-optimization/42388
7407 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7408 that have no predecessors nor successors. Do not call move_bb_info
7409 for empty blocks outside of current region.
7411 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7413 PR rtl-optimization/42294
7414 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7415 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7416 originators' originators.
7418 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7420 PR rtl-optimization/39453
7421 PR rtl-optimization/42246
7422 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7424 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7426 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7427 Alexander Monakov <amonakov@ispras.ru>
7430 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7431 (maybe_tidy_empty_bb): ... here. Make static. Add new
7432 argument. Update all callers.
7433 (tidy_control_flow): ... and here. Recompute topological order
7434 of basic blocks in region if necessary.
7435 (sel_redirect_edge_and_branch): Change return type. Return true
7436 if topological order might have been invalidated.
7437 (purge_empty_blocks): Export and move from...
7438 * sel-sched.c (purge_empty_blocks): ... here.
7439 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7440 (maybe_tidy_empty_bb): Delete prototype.
7441 (purge_empty_blocks): Declare.
7443 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7445 PR rtl-optimization/42249
7446 * sel-sched.c (try_replace_dest_reg): When chosen register
7447 and original register is the same, do not bail out early, but
7448 still check all original insns for validity of replacing destination
7449 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7452 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7455 Port from no-undefined-overflow branch:
7456 2009-03-09 Richard Guenther <rguenther@suse.de>
7458 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7460 2010-01-14 Richard Guenther <rguenther@suse.de>
7463 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7465 2010-01-14 Ira Rosen <irar@il.ibm.com>
7467 PR tree-optimization/42709
7468 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7469 as scalar type in creation of constant vector operand.
7471 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7474 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7475 (check-parallel-%): Match `testsuite' directory component only
7478 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7480 PR translation/39521
7481 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7484 2010-01-13 Richard Guenther <rguenther@suse.de>
7486 PR tree-optimization/42730
7487 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7490 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7493 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7494 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7497 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7499 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7500 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7501 ___umulsi3_highpart.
7503 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7504 rather than schedule_insns if the pass is enabled.
7506 2010-01-13 Martin Jambor <mjambor@suse.cz>
7508 PR tree-optimization/42704
7509 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7512 2010-01-13 Martin Jambor <mjambor@suse.cz>
7514 PR tree-optimization/42703
7515 * tree-sra.c (analyze_access_subtree): Check that we can build a
7516 reference to the original data within the aggregate.
7518 2010-01-13 Richard Guenther <rguenther@suse.de>
7520 PR tree-optimization/42705
7521 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7523 2010-01-13 Richard Guenther <rguenther@suse.de>
7526 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7528 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7531 * var-tracking.c (values_to_unmark): New variable.
7532 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7533 values_to_unmark vector. Moved body to...
7534 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7535 instead queue it into values_to_unmark vector.
7536 (vt_find_locations): Free values_to_unmark vector.
7538 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7540 * config/s390/s390.c (override_options): Set
7541 default of max-pending-list-length to 256
7543 2010-01-13 Richard Guenther <rguenther@suse.de>
7546 * tree-pass.h (PROP_gimple_lcx): New.
7547 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7548 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7549 before the final cleanup_eh.
7550 (dump_properties): Dump PROP_gimple_lcx.
7551 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7552 (tree_lower_complex_O0): Remove.
7553 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7554 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7555 tree_lower_complex, schedule TODO_update_ssa.
7556 * lto-streamer-out.c (output_function): Stream the functions
7558 * lto-streamer-in.c (input_function): Likewise.
7559 (lto_read_body): Do not override them here.
7561 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7564 * c-typeck.c (build_c_cast): Fold value cast to union type before
7565 wrapping it in a CONSTRUCTOR.
7567 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7569 PR rtl-optimization/42699
7570 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7573 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7575 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7576 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7577 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7578 SUBTARGET_WARN_UNUSED_SPEC): ... here
7579 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7581 2010-01-12 Julian Brown <julian@codesourcery.com>
7583 * config/arm/neon-schedgen.ml (Utils): Don't try to
7584 open missing module.
7585 (find_with_result): New.
7587 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7590 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7591 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7593 PR tree-optimization/42645
7594 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7595 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7596 decl_map, set processing_debug_stmt to -1 and return name without
7599 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7601 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7602 binutils version, and reword target configuration description.
7604 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7606 * config/avr/avr.h (LINKER_NAME): Remove.
7608 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7611 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7612 that support VSX, warn for -mno-altivec if vsx is not disabled,
7615 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7616 Shujing Zhao <pearly.zhao@oracle.com>
7618 PR translation/42469
7619 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7620 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7621 character between option name and help text.
7622 * c.opt (imultilib): Likewise.
7624 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7626 * lto-streamer-out.c (output_unreferenced_globals): Output static
7629 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7631 PR rtl-optimization/42621
7632 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7633 optimizing for size.
7634 (duplicate_computed_gotos): Remove now-redundant check.
7636 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7639 * configure.ac: Save and restore LDFLAGS and LIBS
7640 * configure: Regenerate.
7642 2010-01-10 Richard Guenther <rguenther@suse.de>
7645 * builtins.c (fold_builtin_strlen): Add type argument and
7646 convert the resulting length to it.
7647 (fold_builtin_1): Adjust.
7649 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7651 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7652 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7654 (num_insns_constant_wide): Adjust for that change.
7656 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7659 * web.c (union_defs): Add used argument, to combine uses of
7661 (entry_register): Adjust type and tests of used argument.
7662 (web_main): Widen used for new use. Pass it to union_defs.
7663 * df.h (union_defs): Adjust prototype.
7665 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7668 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7669 uses in new incoming argument. Free body.
7670 (reset_debug_uses_in_loop): New.
7671 (analyze_insn_to_expand_var): Call the latter if the former found
7672 anything. Fix whitespace. Reject invalid dest overlaps before
7673 going through all insns in the loop.
7675 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7678 * haifa-sched.c (dying_use_p): Debug insns don't count.
7680 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7683 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7684 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7685 (verify_gimple_call): Reject LHS in noreturn calls.
7687 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7691 * tree-vect-loop-manip.c (adjust_info): New type.
7692 (adjust_vec): New pointer to vector.
7693 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7694 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7695 (slpeel_update_phis_for_duplicate_loop): Use them.
7696 (slpeel_update_phi_nodes_for_guard1): Likewise.
7697 (slpeel_update_phi_nodes_for_guard2): Likewise.
7698 (slpeel_tree_peel_loop_to_edge): Likewise.
7699 (vect_update_ivs_after_vectorizer): Likewise.
7701 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7703 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7704 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7706 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7708 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7709 bogus uninitialized warning.
7711 2010-01-09 Richard Guenther <rguenther@suse.de>
7714 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7715 the evolution is compatible with the initial condition.
7717 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7719 * gcc.c (process_command): Update copyright notice dates.
7720 * gcov.c (print_version): Likewise.
7721 * gcov-dump.c (print_version): Likewise.
7722 * mips-tfile.c (main): Likewise.
7723 * mips-tdump.c (main): Likewise.
7725 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7728 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7730 (rotlhi3_8): Delete.
7732 (rotlsi3_8): Delete.
7733 (rotlsi3_16): Delete.
7734 (rotlsi3_24): Delete.
7736 (*rotw<mode>3): New.
7737 (*rotb<mode>3): New.
7738 * config/avr/avr.c (avr_rotate_bytes): New function.
7739 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7741 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7744 * configure.ac: Modify -rdynamic check.
7745 * configure: Regenerate.
7747 2010-01-08 DJ Delorie <dj@redhat.com>
7749 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7750 register popping order.
7752 2010-01-08 Richard Guenther <rguenther@suse.de>
7755 * c.opt (fsigned-char): Also let LTO handle this option.
7756 (funsigned-char): Likewise.
7758 2010-01-07 Richard Guenther <rguenther@suse.de>
7760 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7761 (gimple_op): Likewise.
7762 (gimple_op_ptr): Likewise.
7763 (gimple_assign_set_lhs): Remove gcc_assert.
7764 (gimple_assign_set_rhs1): Likewise.
7765 (gimple_assign_set_rhs2): Likewise.
7766 (gimple_call_set_lhs): Likewise.
7767 (gimple_call_set_fn): Likewise.
7768 (gimple_call_set_fndecl): Likewise.
7769 (gimple_call_fndecl): Likewise.
7770 (gimple_call_return_type): Likewise.
7771 (gimple_call_set_chain): Likewise.
7772 (gimple_call_num_args): Likewise.
7773 (gimple_call_set_arg): Likewise.
7774 (gimple_cond_set_code): Likewise.
7775 (gimple_cond_set_lhs): Likewise.
7776 (gimple_cond_set_rhs): Likewise.
7777 (gimple_cond_set_true_label): Likewise.
7778 (gimple_cond_set_false_label): Likewise.
7779 (gimple_label_set_label): Likewise.
7780 (gimple_goto_set_dest): Likewise.
7781 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7782 (gimple_debug_bind_get_value): Likewise.
7783 (gimple_debug_bind_get_value_ptr): Likewise.
7784 (gimple_debug_bind_set_var): Likewise.
7785 (gimple_debug_bind_set_value): Likewise.
7786 (gimple_debug_bind_reset_value): Likewise.
7787 (gimple_debug_bind_has_value_p): Likewise.
7788 (gimple_return_retval_ptr): Remove gcc_assert.
7789 (gimple_return_retval): Likewise.
7790 (gimple_return_set_retval): Likewise.
7791 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7792 (safe_referenced_var_iterator): Remove.
7793 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7794 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7795 (fill_referenced_var_vec): Remove.
7796 (first_readonly_imm_use): Remove redundant gcc_assert.
7797 (phi_arg_index_from_use): Combine gcc_asserts.
7798 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7799 (first_imm_use_stmt): Remove redundant gcc_assert.
7800 * tree-cfg.c (verify_gimple_call): Verify function and chain
7801 operands. Verify arguments.
7802 (verify_types_in_gimple_stmt): Verify condition code and labels.
7804 2010-01-07 Richard Guenther <rguenther@suse.de>
7806 PR tree-optimization/42641
7807 * sese.c (rename_map_elt_info): Use the SSA name version, do
7810 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7812 PR tree-optimization/42625
7813 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7814 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7816 2010-01-07 Duncan Sands <baldrick@free.fr>
7818 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7820 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7823 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7824 note itself is not function_invariant_p.
7826 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7828 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7829 Do not add the DF_NOTE problem.
7830 * store-motion.c (execute_rtl_store_motion): Likewise.
7832 2010-01-07 Martin Jambor <mjambor@suse.cz>
7834 PR tree-optimization/42157
7835 * tree-sra.c (compare_access_positions): Stabilize sort if both
7836 accesses have integer types, return zero immediately if they are the
7839 2010-01-06 Richard Henderson <rth@redhat.com>
7842 * haifa-sched.c (add_to_note_list): Merge into ...
7843 (concat_note_lists): ... here, and ...
7844 (unlink_other_notes, rm_other_notes): Merge into...
7845 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7846 NOTE_INSN_EPILOGUE_BEG.
7848 2010-01-06 Richard Guenther <rguenther@suse.de>
7850 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7851 not inline regular functions into always-inline functions.
7853 2010-01-06 Nick Clifton <nickc@redhat.com>
7855 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7856 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7858 (OVERRIDE_OPTIONS): Delete.
7859 (OPTIMIZATION_OPTIONS): Define.
7860 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7861 * config/rx/rx.c (rx_handle_option): Issue an error message if
7862 -mcpu=rx200 and -fpu are used together.
7863 (rx_set_optimization_options): New function. Issue an error
7864 message if an optimization attribute attempts to reset the FPU/
7865 math optimization pairing.
7866 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7867 * config/rx/rx.opt: Set the default to 32-bit doubles.
7868 * config/rx/t-rx: Add multilibs for -nofpu option.
7869 * doc/invoke.texi: Update documentation of RX options.
7871 2010-01-06 Richard Guenther <rguenther@suse.de>
7873 * tree-ssa-pre.c (name_to_id): New global.
7874 (alloc_expression_id): Simplify SSA name handling.
7875 (lookup_expression_id): Likewise.
7876 (init_pre): Zero name_to_id.
7877 (fini_pre): Free it.
7879 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7881 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7883 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/sse.md (smaxv2di3): New.
7887 (umaxv2di3): Likewise.
7888 (sminv2di3): Likewise.
7889 (uminv2di3): Likewise.
7891 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7894 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7895 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7896 (legitimize_tls_address): Likewise.
7897 (sparc_tls_referenced_p): Likewise.
7898 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7899 and adjust calls to legitimize_pic_address.
7900 (legitimate_constant_p) Use sparc_tls_referenced_p.
7901 (legitimate_pic_operand_p): Likewise.
7902 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7903 (sparc_tls_symbol_ref_1): Delete.
7904 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7905 (legitimize_tls_address): Make static, handle CONST patterns.
7906 (legitimize_pic_address): Make static, remove unused parameter and
7907 adjust recursive calls.
7908 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7909 and adjust call to legitimize_pic_address.
7910 (sparc_output_mi_thunk): Likewise.
7912 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7913 H.J. Lu <hongjiu.lu@intel.com>
7916 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7917 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7918 operands to make them signed.
7921 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7924 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7925 GTU to GT for V4SI and V2DI.
7927 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7928 (umin<mode>3): Removed.
7930 (uminv4si3): Likewise.
7932 2010-01-05 Martin Jambor <mjambor@suse.cz>
7934 PR tree-optimization/42462
7935 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7936 current_function_decl to helper functions and macros.
7938 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7941 * flags.h: Don't include real.h.
7942 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7943 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7944 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7945 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7946 * dominance.c: Update copyright.
7947 * gimple.c (walk_gimple_op): Remove inline.
7948 * tree-ssa-reassoc.c: Include real.h.
7949 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7950 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7952 2010-01-05 Nick Clifton <nickc@redhat.com>
7954 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7955 register to push into the stack frame when the accumulator has to
7956 be saved during interrupts.
7958 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7960 * doc/invoke.texi: Remove the documentation about option
7962 * common.opt (Wunreachable-code): Preserved for backward
7964 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7965 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7966 the backward compatibility flag section.
7968 2010-01-05 Richard Guenther <rguenther@suse.de>
7970 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7972 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7975 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7977 PR tree-optimization/42508
7978 * tree-sra.c (convert_callers): Check for recursive call
7979 by comparing cgraph nodes instead of decls.
7980 (modify_function): Call ipa_modify_formal_parameters also
7981 on all same_body aliases.
7983 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7984 cgraph nodes when checking for same_body aliases.
7986 2010-01-05 Richard Guenther <rguenther@suse.de>
7988 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7989 allocation and lookup.
7990 (get_or_alloc_expr_for_constant): Likewise.
7991 (phi_translate): Sink allocation.
7993 2010-01-04 Richard Guenther <rguenther@suse.de>
7995 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7996 a new entry only if needed.
7997 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7998 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8000 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8002 (phi_translate): Handle CONSTANTs early.
8004 2010-01-04 Martin Jambor <mjambor@suse.cz>
8006 PR tree-optimization/42398
8007 * tree-sra.c (struct access): Removed flag grp_different_types.
8008 (dump_access): Do not dump the removed flag.
8009 (sort_and_splice_var_accesses): Do not set the removed flag.
8010 (sra_modify_expr): Check for type compatibility directly.
8012 2010-01-04 Martin Jambor <mjambor@suse.cz>
8014 PR tree-optimization/42366
8015 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8016 edges with variable number of parameters.
8017 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8018 flag instead of asserting it.
8019 (ipa_read_node_info): Read uses_analysis_done flag.
8021 2010-01-04 Richard Guenther <rguenther@suse.de>
8023 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8024 iterative_hash_* as intended.
8025 (vn_reference_compute_hash): Likewise. Simplify hashing
8027 (vn_reference_lookup_2): Likewise.
8028 (vn_nary_op_compute_hash): Likewise.
8029 (vn_phi_compute_hash): Likewise.
8030 (expressions_equal_p): Remove strange code.
8031 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8032 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8033 (bitmap_insert_into_set_1): Take value-id as parameter.
8034 (add_to_value): Pass it.
8035 (bitmap_insert_into_set): Likewise.
8036 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8038 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8041 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8042 (do_self_spec): For switches with SWITCH_IGNORE set set also
8043 SWITCH_IGNORE_PERMANENTLY.
8044 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8047 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8049 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8050 tree of an unreferenced global var.
8052 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8055 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8056 GTU to GT for V4SI and V2DI.
8058 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8059 (umin<mode>3): Removed.
8061 (uminv4si3): Likewise.
8063 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8066 * collect2.c (main): Turn on trace in collect2 if -v is passed
8069 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8071 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8072 description of expression operand.
8074 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8076 * configure.ac: Add install-html to target_list for Make-hooks.
8077 * configure: Regenerate.
8078 * fortran/Make-lang.in (F95_HTMLFILES): New.
8079 (fortran.html): Use it.
8080 (fortran.install-html): New.
8081 * Makefile.in (install-html): Add lang.install-html.
8082 * java/Make-lang.in (JAVA_HTMLFILES): New.
8083 (java.html): Use it.
8084 (java.install-html): New.
8085 * objc/Make-lang.in (objc.install-html): New.
8086 * objcp/Make-lang.in (obj-c++.install-html): New.
8087 * cp/Make-lang.in (c++.install-html): New.
8088 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8089 * lto/Make-lang.in (lto.install-html): New.
8091 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8094 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8096 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8098 PR rtl-optimization/41862
8099 * store-motion.c (store_killed_in_insn, compute_store_table,
8100 remove_reachable_equiv_notes, replace_store_insn,
8101 build_store_vectors): Ignore all DEBUG_INSNs.
8103 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8106 * common.opt: Add dumpdir.
8108 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8110 (option_map): Add --dumpdir.
8112 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8114 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8116 * opts.c (decode_options): Try dump_dir_name first if
8117 dump_base_name isn't an absolute path.
8118 (common_handle_option): Handle OPT_dumpdir.
8120 * toplev.c (dump_dir_name): New.
8121 (print_switch_values): Also ignore -dumpdir.
8123 * toplev.h (dump_dir_name): New.
8125 2010-01-03 Richard Guenther <rguenther@suse.de>
8127 PR tree-optimization/42589
8128 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8129 double-word expansion of bswap32.
8131 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8133 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8134 with BLOCK_FOR_INSN.
8135 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8136 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8137 noce_process_if_block): Likewise.
8138 * gcse.c (compute_local_properties, insert_expr_in_table,
8139 insert_set_in_table, canon_list_insert, find_avail_set,
8140 pre_insert_copy_insn): Likewise.
8142 * basic-block.h (BLOCK_NUM): Move from here...
8143 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8145 2010-01-03 Richard Guenther <rguenther@suse.de>
8147 PR tree-optimization/42438
8148 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8149 contains_may_not_return_call flag.
8150 (BB_MAY_NOTRETURN): New.
8151 (valid_in_sets): Trapping nary operations are not valid
8152 in blocks that may not return.
8153 (insert_into_preds_of_block): Remove check for trapping expressions.
8154 (compute_avail): Compute also BB_MAY_NOTRETURN.
8156 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8158 * doc/invoke.texi: Add 2010 to copyright years.
8160 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8162 * config/sparc/sparc.c: Fix formatting nits.
8164 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8165 Alexander Monakov <amonakov@ispras.ru>
8167 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8169 2010-01-02 Richard Guenther <rguenther@suse.de>
8172 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8173 (simplify_switch_using_ranges): Mark to be removed edges
8176 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8178 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8180 * collect2.c (scan_libraries): Add missing argument in call to
8183 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8186 * config/alpha/predicates.md (aligned_memory_operand): Return false
8188 (unaligned_memory_operand): Return true for CQImode.
8189 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8190 doesn not cross aligned SImode word boundary.
8192 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8194 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8196 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8197 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8199 2010-01-02 Richard Guenther <rguenther@suse.de>
8202 * toplev.c (compile_file): Emit LTO marker properly. Change
8204 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8206 2010-01-01 Richard Guenther <rguenther@suse.de>
8209 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8211 2010-01-01 Richard Guenther <rguenther@suse.de>
8214 * c-decl.c (grokdeclarator): For zero-size arrays force
8215 structural equality checks as layout_type does.
8217 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8219 * builtins.c: Update copyright to 2010.
8221 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8224 * lto-streamer-out.c (produce_asm): Revert the last change.
8225 (copy_function): Likewise.
8227 * lto-streamer.c (lto_get_section_name): Skip any leading
8230 2010-01-01 Richard Guenther <rguenther@suse.de>
8233 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8237 Copyright (C) 2010 Free Software Foundation, Inc.
8239 Copying and distribution of this file, with or without modification,
8240 are permitted in any medium without royalty provided the copyright
8241 notice and this notice are preserved.