1 2010-04-26 Jason Merrill <jason@redhat.com>
3 * c.opt (-fstrict-enums): New.
4 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
6 2010-05-03 David Ung <davidu@mips.com>
7 James E. Wilson <wilson@codesourcery.com>
9 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
10 emit the trap instruction before the divide for TUNE_74K.
12 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
14 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
15 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
16 based on the above, for new target hook.
18 * hooks.c (hook_bool_mode_true): New generic hook.
19 * hooks.h (hook_bool_mode_true): Add prototype.
21 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
23 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
24 target hook, set to hook_bool_mode_false.
25 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
26 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
27 with targetm.small_register_classes_for_mode_p.
28 (find_reusable_reload): Likewise.
29 (combine_reloads): Likewise.
30 * reload1.c (reload_as_needed): Likewise.
31 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
32 * ifcvt.c (noce_process_if_block, check_cond_move_block,
33 dead_or_predicable): Likewise.
34 * regmove.c (optimize_reg_copy_1): Likewise.
35 * calls.c (prepare_call_address): Likewise.
36 (precompute_register_parameters): Likewise.
38 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
40 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
41 implementation of the hook that considers all register classes
42 small except for SH64.
43 (sh_override_options): Use the new hook.
44 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
47 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
49 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
50 implementation of the hook that considers all register classes
52 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
55 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
57 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
58 implementation of the hook that considers all register classes
60 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
63 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
65 * config/m32c/m32c.h: Likewise.
66 * config/pdp11/pdp11.h: Likewise.
67 * config/avr/avr.h: Likewise.
68 * config/xtensa/xtensa.h: Likewise.
69 * config/m68hc11/m68hc11.h: Likewise.
70 * config/mn10300/mn10300.h: Likewise.
71 * config/mcore/mcore.h: Likewise.
72 * config/h8300/h8300.h: Likewise.
73 * config/bfin/bfin.h: Likewise.
75 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
76 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
78 2010-05-03 Anatoly Sokolov <aesok@post.ru>
80 * double-int.h (tree_to_double_int): Remove macro.
81 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
82 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
83 (tree_to_double_int): New function.
84 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
86 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
88 2010-05-03 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/43971
91 * tree-ssa-structalias.c (get_constraint_for_1): Fix
92 constraints in the !flag_delete_null_pointer_checks case.
94 2010-05-03 Jakub Jelinek <jakub@redhat.com>
97 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
98 result mode matches original rtl mode.
100 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
103 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
105 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
108 when processing flag options.
110 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
112 * gcov-iov.c (main): Change format string placeholder
113 from %#08x to 0x%08x.
114 * genchecksum.c (dosum): Change format string placeholder
115 from %#02x to 0x%02x.
117 2010-05-02 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/43879
120 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
122 2010-05-02 Bruno Haible <bruno@clisp.org>
124 * doc/extend.texi (Function Attributes): Fix a typo.
126 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
129 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
130 placeholder from 0x%x to %#x.
131 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
132 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
133 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
134 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
135 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
136 * config/i386/i386.c (ix86_target_string): Ditto.
137 * config/i386/i386.c (output_pic_addr_const): Ditto.
138 (print_operand): Ditto.
140 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
142 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
143 placeholder from 0x%x to %#x.
144 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
145 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
146 (ASM_OUTPUT_DEBUG_DATA): Ditto.
147 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
148 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
149 * optc-gen.awk: Ditto.
150 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
151 (HOST_WIDE_INT_PRINT_HEX): Ditto.
152 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
153 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
155 2010-05-01 Anatoly Sokolov <aesok@post.ru>
157 * target.h (struct calls): Add function_value_regno_p field.
158 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
159 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
160 * targhooks.c (default_function_value_regno_p): New function.
161 * targhooks.h (default_function_value_regno_p): Declare function.
162 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
163 * builtins.c. (apply_result_size): (Ditto.).
164 * combine.c. (likely_spilled_retval_p): (Ditto.).
165 * mode-switching.c. Include 'target.h'.
166 (create_pre_exit): Use function_value_regno_p hook.
167 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
168 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
169 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
171 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
172 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
173 (ix86_function_value_regno_p): Declare as static, change argument
174 type to const unsigned int.
175 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
177 2010-05-01 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/43949
180 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
182 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
184 2010-05-01 Anatoly Sokolov <aesok@post.ru>
186 * rtl.h (CONST_DOUBLE_P): Define.
187 (rtx_to_double_int): Declare.
188 * emit-rtl.c (rtx_to_double_int): New function.
189 * dwarf2out.c (insert_double): New function.
190 (loc_descriptor, add_const_value_attribute): Clean up, use
191 rtx_to_double_int and insert_double functions.
193 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
195 * doc/extend.texi (Inline): Add missing return keyword to examples.
196 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
199 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
201 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
202 the variable part of the offset as well. Use highest_pow2_factor for
203 all alignment checks.
205 2010-04-30 Richard Guenther <rguenther@suse.de>
207 PR tree-optimization/43879
208 * tree-ssa-structalias.c (type_could_have_pointers): Functions
211 2010-04-30 Jan Hubicka <jh@suse.cz>
213 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
215 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
217 2010-04-30 Jan Hubicka <jh@suse.cz>
219 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
221 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
222 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
223 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
224 cgraph_node_set_needs_ltrans_p): Remove.
226 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
228 * sdbout.c: Include vec.h, do not include varray.h.
229 (deferred_global_decls, sdbout_global_decl,
230 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
231 * toplev.c: Do not include varray.h.
232 (dump_memory_report): Do not dump VARRAY statistics.
233 * gengtype.c (open_base_file): Ignore varray.h.
234 * Makefile.in: Update for abovementioned changes.
235 Remove all traces of varray.c and varray.h.
236 * varray.c: Remove file.
237 * varray.h: Remove file.
239 2010-04-30 Jan Hubicka <jh@suse.cz>
241 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
244 2010-04-30 Jan Hubicka <jh@suse.cz>
246 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
249 2010-04-30 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-structalias.c (get_constraint_for_1): Generate
252 constraints for CONSTRUCTOR.
254 2010-04-30 Richard Guenther <rguenther@suse.de>
257 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
258 first after all lowering passes.
260 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
262 * toplev.c: Include varray.h for statistics dumping.
263 * tree.h: Do not declare varray_head_tag.
264 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
265 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
266 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
267 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
268 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
269 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
270 c-common.c, c-common.h, reg-stack.c, basic-block.h,
271 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
273 * Makefile.in: Update for abovementioned changes.
275 2010-04-30 Jakub Jelinek <jakub@redhat.com>
278 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
280 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
282 * config/picochip/picochip.c (picochip_legitimize_address): Define.
283 Use this function to do machine-specific conversion.
284 (picochip_legitimize_reload_address): Likewise.
285 (picochip_legitimate_address_p): Check valid base register only if
287 (picochip_check_conditional_copy): Check for modw only if opnd is
289 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
290 to call the function in c.
291 * config/picochip/picochip-protos.h
292 (picochip_legitimize_reload_address): Define.
293 * config/picochip/picochip.md (supported_compare1): Define.
295 2010-04-30 Jan Hubicka <jh@suse.cz>
297 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
298 (cgraph_global_info): Remove inlined.
299 (LTO_cgraph_tag_names): Remove.
300 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
301 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
302 simplify cgraph tags and document.
303 (lto_output_node): Use only LTO_cgraph_unavail_node and
304 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
305 for_functions_valid, global info, process and output flags.
306 (input_overwrite_node): Initialize estimated stack size and
307 estimated growth. Do not read flags we no longer store.
308 (input_node): Likewise do not read info no longer stored.
309 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
312 2010-04-30 Richard Guenther <rguenther@suse.de>
314 PR tree-optimization/43879
315 * tree-ssa-structalias.c (get_constraint_for_1): Properly
316 handle non-zero initializers.
318 2010-04-30 Richard Guenther <rguenther@suse.de>
320 * builtins.c (fold_builtin_1): Delete free (0).
322 2010-04-29 Jan Hubicka <jh@suse.cz>
324 * gengtype.c (open_base_files): Add lto-streamer.h
325 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
326 (pass_ipa_cp): GGC collect.
327 * toplev. (compile_file): Do not output symbols.
328 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
329 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
330 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
331 * lto-section-in.c: Include ggc.h
332 (lto_new_in_decl_state): Alloc in GGC.
333 (lto_delete_in_decl_state): Likewise.
334 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
337 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
340 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
341 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
342 (HONOR_REG_ALLOC_ORDER): Describe new macro.
343 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
344 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
345 account only if HONOR_REG_ALLOC_ORDER is not defined.
346 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
347 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
349 2010-04-29 Jon Grant <04@jguk.org>
351 * collect2.c (vflag): Change type from int to bool.
353 (helpflag): New global bool.
354 (main): Set vflag and debug with boolean, not integer truth values.
355 Accept new "--help" option and output usage text if found.
356 * collect2.h (vflag): Update prototype.
359 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
362 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
364 2010-04-29 Richard Guenther <rguenther@suse.de>
367 * plugin.h (invoke_plugin_callbacks): Annotate arguments
368 with ATTRIBUTE_UNUSED.
370 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
373 * config/i386/i386.c (get_some_local_dynamic_name): Replace
374 INSN_P with NONDEBUG_INSN_P.
375 (distance_non_agu_define): Likewise.
376 (distance_agu_use): Likewise.
378 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
380 From Dominique d'Humieres <dominiq@lps.ens.fr>
382 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
385 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
387 * plugin.h (invoke_plugin_callbacks): New inline function.
388 * plugin.c (flag_plugin_added): New global flag.
389 (add_new_plugin): Initialize above flag.
390 (invoke_plugin_callbacks): Rename to ...
391 (invoke_plugin_callbacks_full): ... this.
393 2010-04-28 Jan Hubicka <jh@suse.cz>
395 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
396 (lto_varpool_replace_node): New.
397 (lto_symtab_resolve_symbols): Resolve varpool nodes.
398 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
399 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
400 * cgraph.h (varpool_node_ptr): New type.
401 (varpool_node_ptr): New vector.
402 (varpool_node_set_def): New structure.
403 (varpool_node_set): New type.
404 (varpool_node_set): New vector.
405 (varpool_node_set_element_def): New structure.
406 (varpool_node_set_element, const_varpool_node_set_element): New types.
407 (varpool_node_set_iterator): New type.
408 (varpool_node): Add prev pointers, add used_from_other_partition,
410 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
411 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
412 varpool_get_node, varpool_remove_node): Declare.
413 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
414 varpool_node_set_size): New inlines.
415 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
416 * tree-pass.h (varpool_node_set_def): Forward declare.
417 (ipa_opt_pass_d): Summary writting takes vnode sets too.
418 (ipa_write_optimization_summaries): Update prototype.
419 * ipa-cp.c (ipcp_write_summary): Update.
420 * ipa-reference.c (ipa_reference_write_summary): Update.
421 * lto-cgraph.c (lto_output_varpool_node): New static function.
422 (output_varpool): New function.
423 (input_varpool_node): New static function.
424 (input_varpool_1): New function.
425 (input_cgraph): Input varpool.
426 * ipa-pure-const.c (pure_const_write_summary): Update.
427 * lto-streamer-out.c (lto_output): Update, output varpool too.
428 (write_global_stream): Kill WPA hack.
429 (produce_asm_for_decls): Update.
430 (output_alias_pair_p): Handle variables.
431 (output_unreferenced_globals): Output only needed partition of varpool.
432 * ipa-inline.c (inline_write_summary): Update.
433 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
435 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
436 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
437 varpool_node_set_new, varpool_node_set_add,
438 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
439 debug_varpool_node_set): New functions.
440 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
441 (execute_one_pass): Process new decls too.
442 (ipa_write_summaries_2): Pass around vsets.
443 (ipa_write_summaries_1): Likewise.
444 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
446 (ipa_write_optimization_summaries_1): Pass around vsets.
447 (ipa_write_optimization_summaries): Likewise.
448 * varpool.c (varpool_get_node): New.
449 (varpool_node): Update doubly linked lists.
450 (varpool_remove_node): New.
451 (dump_varpool_node): More dumping.
452 (varpool_enqueue_needed_node): Update doubly linked lists.
453 (decide_is_variable_needed): Kill ltrans hack.
454 (varpool_finalize_decl): Kill lto hack.
455 (varpool_assemble_decl): Skip decls in other partitions.
456 (varpool_assemble_pending_decls): Update doubly linkes lists.
457 (varpool_empty_needed_queue): Likewise.
458 (varpool_extra_name_alias): Likewise.
459 * lto-streamer.c (lto_get_section_name): Add vars section.
460 * lto-streamer.h (lto_section_type): Update.
461 (output_varpool, input_varpool): Declare.
463 2010-04-28 Mike Stump <mikestump@comcast.net>
465 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
467 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
469 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
470 record or union type with RECORD_OR_UNION_TYPE_P predicate.
471 (lto_input_ts_type_tree_pointers): Likewise.
472 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
473 (lto_output_ts_type_tree_pointers): Likewise.
475 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
477 Uniquization of constants at the Tree level
478 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
479 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
481 (tree_output_constant_def): Declare.
482 * gimplify.c (gimplify_init_constructor): When using block copy, first
483 uniquize the constant constructor on the RHS.
484 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
485 DECL_IN_CONSTANT_POOL flag.
486 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
487 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
489 (assemble_variable): Deal with symbols belonging to the tree constant
491 (get_constant_section): Add ALIGN parameter and simplify.
492 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
493 (assemble_constant_contents): Use the expression of the VAR_DECL.
494 (output_constant_def_contents): Use the alignment of the VAR_DECL.
495 (tree_output_constant_def): New global function.
496 (mark_constant): Use the expression of the VAR_DECL.
497 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
499 (output_object_block): Likewise and assemble the expression.
501 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
503 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
504 hash_tree, eq_tree): New tree hash table.
505 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
506 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
507 lto_orig_address_remove): Reimplement.
509 2010-04-28 Xinliang David Li <davidxl@google.com>
512 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
513 (compute_uninit_opnds_pos): New function.
514 (is_non_loop_exit_postdominating): New function.
515 (compute_control_dep_chain): New function.
516 (find_pdom): New function.
517 (convert_control_dep_chain_into_preds): New function.
518 (find_predicates): New function.
519 (find_control_equiv_block): New function.
520 (collect_phi_def_edges): New function.
521 (find_def_preds): New function.
522 (find_dom): New function.
523 (dump_predicates): New function.
524 (get_cmp_code): New function.
525 (is_value_included_in): New function.
526 (find_matching_predicate_in_rest_chains): New function.
527 (use_pred_not_overlap_with_undef_path_pred): New function.
528 (is_use_properly_guarded): New function.
529 (normalize_cond_1): New function.
530 (is_and_or_or): New function.
531 (normalize_cond): New function.
532 (is_gcond_subset_of): New function.
533 (is_subset_of_any): New function.
534 (is_or_set_subset_of): New function.
535 (is_and_set_subset_of): New function.
536 (is_norm_cond_subset_of): New function.
537 (is_pred_expr_subset_of): New function.
538 (is_pred_chain_subset_of): New function.
539 (is_included_in): New function.
540 (is_superset_of): New function.
541 (find_uninit_use): New function.
542 (warn_uninitialized_phi): New function.
543 (compute_possibly_undefined_names): New function.
544 (ssa_undefined_value_p): New function.
545 (execute_late_warn_uninitialized): New function.
546 * tree-ssa.c (ssa_undefined_value_p): Removed.
547 (warn_uninit): Changed to extern.
548 (warn_uninitialized_phi): Removed.
549 (warn_uninitialized_vars): Changed to extern.
550 (execute_late_warn_uninitialized): Removed
551 * tree-flow.h: Add new prototypes.
552 * timevar.def: Add new time variable.
553 * Makefile.in: Add new build file.
555 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
557 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
560 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
563 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
565 2010-04-28 Martin Jambor <mjambor@suse.cz>
567 * cgraph.h (struct cgraph_node): New field indirect_calls.
568 (struct cgraph_indirect_call_info): New type.
569 (struct cgraph_edge): Removed field indirect_call. New fields
570 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
571 (cgraph_create_indirect_edge): Declare.
572 (cgraph_make_edge_direct): Likewise.
573 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
574 * ipa-prop.h (struct ipa_param_call_note): Removed.
575 (struct ipa_node_params): Removed field param_calls.
576 (ipa_create_all_structures_for_iinln): Declare.
577 * cgraph.c: Described indirect edges and uids in initial comment.
578 (cgraph_add_edge_to_call_site_hash): New function.
579 (cgraph_edge): Search also among the indirect edges, use
580 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
581 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
582 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
584 (initialize_inline_failed): Assign a reason to indirect edges.
585 (cgraph_create_edge_1): New function.
586 (cgraph_create_edge): Moved some functionality to
587 cgraph_create_edge_1.
588 (cgraph_create_indirect_edge): New function.
589 (cgraph_edge_remove_callee): Add an assert checking for
591 (cgraph_edge_remove_caller): Special-case indirect edges.
592 (cgraph_remove_edge): Likewise.
593 (cgraph_set_edge_callee): New function.
594 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
595 (cgraph_make_edge_direct): New function.
596 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
597 the declaration of the call statement matches.
598 (cgraph_node_remove_callees): Special-case indirect edges.
599 (cgraph_clone_edge): Likewise.
600 (cgraph_clone_node): Clone also the indirect edges.
601 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
602 indirect_call, dump count of indirect_calls edges.
603 * ipa-prop.c (iinlining_processed_edges): New variable.
604 (ipa_note_param_call): Create indirect edges instead of
605 creating notes. New parameter node.
606 (ipa_analyze_call_uses): New parameter node, pass it on to
608 (ipa_analyze_stmt_uses): Likewise.
609 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
610 (print_edge_addition_message): Work on edges rather than on notes.
611 (update_call_notes_after_inlining): Likewise, renamed to
612 update_indirect_edges_after_inlining.
613 (ipa_create_all_structures_for_iinln): New function.
614 (ipa_free_node_params_substructures): Do not free notes.
615 (ipa_edge_duplication_hook): Propagate bits within
616 iinlining_processed_edges bitmap.
617 (ipa_node_duplication_hook): Do not duplicate notes.
618 (free_all_ipa_structures_after_ipa_cp): Renamed to
619 ipa_free_all_structures_after_ipa_cp.
620 (free_all_ipa_structures_after_iinln): Renamed to
621 ipa_free_all_structures_after_iinln.g
622 (ipa_write_param_call_note): Removed.
623 (ipa_read_param_call_note): Removed.
624 (ipa_write_indirect_edge_info): New function.
625 (ipa_read_indirect_edge_info): Likewise.
626 (ipa_write_node_info): Do not stream notes, do stream information
628 (ipa_read_node_info): Likewise.
629 (lto_ipa_fixup_call_notes): Removed.
630 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
631 * ipa-inline.c (pass_ipa_inline): Likewise.
632 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
633 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
634 * tree-inline.c (copy_bb): Removed an unnecessary double check for
636 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
638 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
639 (output_cgraph): Stream also indirect edges.
640 (lto_output_edge): Added capability to stream indirect edges.
641 (input_edge): Likewise.
642 (input_cgraph_1): Likewise.
643 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
646 2010-04-28 Richard Guenther <rguenther@suse.de>
648 PR tree-optimization/43879
649 PR tree-optimization/43909
650 * tree-ssa-structalias.c (struct variable_info): Add
651 only_restrict_pointers flag.
652 (new_var_info): Initialize it. Increment stats.total_vars here.
653 (create_function_info_for): Do not increment stats.total_vars
655 (get_function_part_constraint): Fix build with C++.
656 (insert_into_field_list): Remove.
657 (push_fields_onto_fieldstack): Properly merge fields.
658 (create_variable_info_for): Split and simplify.
659 (create_variable_info_for_1): New piece.
660 (intra_create_variable_infos): Properly make restrict constraints
663 2010-04-28 Richard Guenther <rguenther@suse.de>
666 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
668 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
669 Jan Hubicka <hubicka@ucw.cz>
671 * doc/invoke.texi (-Wsuggest-attribute=const,
672 -Wsuggest-attribute=pure): Document.
673 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
674 (function_always_visible_to_compiler_p,
675 suggest_attribute, warn_function_pure, warn_function_const):
677 (check_call): Improve debug info.
678 (analyze_function): Do not check availability.
679 (add_new_function): Check availability.
680 (propagate): Output warnings.
681 (skip_function_for_local_pure_const): New function.
682 (local_pure_const): Use it; output warnings.
683 * common.opt (Wsuggest-attribute=const,
684 Wsuggest-attribute=pure): New.
686 2010-04-27 Jakub Jelinek <jakub@redhat.com>
688 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
689 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
690 or DW_CFA_def_cfa_offset{,_sf}.
692 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
694 * tree.h: Fix truncated long macros.
696 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
698 * collect2.c (TARGET_64BIT): Redefine to target's default.
700 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
701 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
702 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
703 for underscoring __USER_LABEL_PREFIX__.
704 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
705 (SUB_LINK_ENTRY32): New.
706 (SUB_LINK_ENTRY64): New.
707 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
708 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
709 (SUB_LINK_ENTRY64): New.
710 (SUB_LINK_ENTRY): New.
711 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
712 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
713 x64 target is choosen.
714 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
715 * configure: Regenerated.
716 * configure.ac (leading-mingw64-underscores): Option added.
718 2010-04-27 Jan Hubicka <jh@suse.cz>
720 * doc/invoke.texi (-fipa-profile): Document.
721 * opts.c (decode_options): Enable ipa-profile at -O1.
722 * timevar.def (TV_IPA_PROFILE): Define.
723 * common.opt (fipa-profile): Add.
724 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
726 (cgraph_propagate_frequency): Handle only local ones.
727 * tree-pass.h (pass_ipa_profile): Declare.
728 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
729 (pass_ipa_profile): Use TV_IPA_PROFILE.
730 * ipa.c (ipa_profile): New function.
731 (gate_ipa_profile): Likewise.
732 (pass_ipa_profile): New global variable.
733 * passes.c (pass_ipa_profile): New.
735 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
737 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
739 2010-04-27 Martin Jambor <mjambor@suse.cz>
742 * ipa.c (dissolve_same_comdat_group_list): New function.
743 (function_and_variable_visibility): Call
744 dissolve_same_comdat_group_list when comdat group contains external or
746 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
747 lists are circular and that they contain only DECL_ONE_ONLY nodes.
749 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
751 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
752 (const_hash_1) <VECTOR_CST>: New case.
753 (compare_constant) <VECTOR_CST>: Likewise.
754 <ADDR_EXPR>: Deal with LABEL_REFs.
755 (copy_constant) <VECTOR_CST>: New case.
757 2010-04-27 Jan Hubicka <jh@suse.cz>
759 * cgraph.c (cgraph_propagate_frequency): New function.
760 * cgraph.h (cgraph_propagate_frequency): Declare.
761 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
762 cgraph_propagate_frequency.
764 2010-04-27 Jakub Jelinek <jakub@redhat.com>
766 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
768 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
771 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
772 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
773 here to determine which regs to push and how much stack to reserve.
775 2010-04-27 Jie Zhang <jie@codesourcery.com>
777 * doc/gimple.texi (gimple_statement_with_ops): Remove
778 addresses_taken field.
779 (gimple_statement_with_memory_ops): Likewise.
781 2010-04-27 Jan Hubicka <jh@suse.cz>
783 * tree-inline.c (eni_inlining_weights): Remove.
784 (estimate_num_insns): Special case more builtins.
786 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
789 * c-typeck.c (build_binary_op): Move forward check for comparison
790 pointer with null pointer constant and adjust the diagnostic message.
792 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
795 * configure.ac (gcc_cv_as_section_has_align): Set if installed
796 binutils supports extended .section directive needed by LTO, or
797 warn if older binutils found.
798 (LTO_BINARY_READER): New AC_SUBST'd variable.
799 (LTO_USE_LIBELF): Likewise.
800 * gcc/config.gcc (lto_binary_reader): New target-specific configure
802 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
803 (LTO_USE_LIBELF): Likewise.
804 * configure: Regenerate.
806 * collect2.c (is_elf): Rename from this ...
807 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
808 object files in addition to ELF-formatted ones.
809 (scan_prog_file): Caller updated. Also allow for LTO info marker
810 symbol to be prefixed or not by an extra underscore.
812 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
813 * config/i386/winnt.c: Also #include lto-streamer.h
814 (i386_pe_asm_named_section): Specify 1-byte section alignment for
816 (i386_pe_asm_output_aligned_decl_common): Add comment.
817 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
819 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
822 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
823 Add missing earlyclobber for second alternative.
825 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
827 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
828 bits for artificial defs at the top of the block.
829 * fwprop.c (single_def_use_enter_block): Don't call it.
831 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
834 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
835 instead of "$gcc_cv_objdump -T".
836 Use "-undefined dynamic_lookup" on darwin.
837 * gcc/configure: Regenerate.
839 2010-04-26 Jakub Jelinek <jakub@redhat.com>
842 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
844 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
846 * c-parser.c (struct c_token): Move location field up.
847 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
848 (struct c_declspecs): Convert typespec_word, storage_class, and
849 default_int_p into bitfields.
850 (struct c_declarator): Move loc field up.
852 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
854 * cfgloop.h (struct loop): Move can_be_parallel field up.
855 * ipa-prop.h (struct ip_node_params): Move bitfields up.
856 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
858 (struct iv_cand): Convert pos field into a bitfield.
859 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
861 (struct _stmt_vec_info): Shuffle fields for better packing.
863 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
865 * varasm.c (IN_NAMED_SECTION): Remove guard.
866 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
867 (IN_NAMED_SECTION_P): ...this.
868 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
869 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
871 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
873 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
874 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
875 of shadowing it. Fix comments.
877 2010-04-26 Jan Hubicka <jh@suse.cz>
879 * cgraph.c (cgraph_create_node): Set node frequency to normal.
880 (cgraph_clone_node): Copy function frequency.
881 * cgraph.h (node_frequency): New enum
882 (struct cgraph_node): Add.
883 * final.c (rest_of_clean_state): Update.
884 * lto-cgraph.c (lto_output_node): Output node frequency.
885 (input_overwrite_node): Input node frequency.
886 * tre-ssa-loop-ivopts (computation_cost): Update.
887 * lto-streamer-out.c (output_function): Do not output function
889 * predict.c (maybe_hot_frequency_p): Update and handle functions
891 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
893 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
894 (compute_function_frequency): Set noreturn functions to be executed
896 (choose_function_section): Update.
897 * lto-streamer-in.c (input_function): Do not input function frequency.
898 * function.c (allocate_struct_function): Do not initialize function
900 * function.h (function_frequency): Remove.
901 (struct function): Remove function frequency.
902 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
903 (try_update): Update.
904 * tree-inline.c (initialize_cfun): Do not update function frequency.
905 * passes.c (pass_init_dump_file): Update.
906 * i386.c (ix86_compute_frame_layout): Update.
907 (ix86_pad_returns): Update.
909 2010-04-26 Jie Zhang <jie@codesourcery.com>
911 PR tree-optimization/43833
912 * tree-vrp.c (range_int_cst_p): New.
913 (range_int_cst_singleton_p): New.
914 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
915 when both operands are constants. Use range_int_cst_p in
918 2010-04-26 Jan Hubicka <jh@suse.cz>
920 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
922 2010-04-26 Richard Guenther <rguenther@suse.de>
925 * gimple.c (gimple_decl_printable_name): Deal gracefully
926 with a NULL DECL_NAME.
928 2010-04-26 Richard Guenther <rguenther@suse.de>
931 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
932 if emitting debug information and it is either a function
935 2010-04-26 Ira Rosen <irar@il.ibm.com>
937 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
938 determine if the statement is vectorizable, and a macro to access it.
939 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
940 Skip statements that can't be vectorized. If the analysis fails,
941 mark the statement as unvectorizable if vectorizing basic block.
942 (vect_compute_data_refs_alignment): Likewise.
943 (vect_verify_datarefs_alignment): Skip statements marked as
944 unvectorizable. Add print.
945 (vect_analyze_group_access): Skip statements that can't be
946 vectorized. If the analysis fails, mark the statement as
947 unvectorizable if vectorizing basic block.
948 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
949 * tree-vect-stmts.c (vectorizable_store): Fix the number of
950 generated stmts for SLP.
951 (new_stmt_vec_info): Initialize the new field.
952 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
953 statements marked as unvectorizable.
955 2010-04-25 Joseph Myers <joseph@codesourcery.com>
957 * c-common.c (flag_isoc1x): New.
958 (flag_isoc99): Update comment.
959 * c-common.h (flag_isoc1x): New.
960 (flag_isoc99): Update comment.
961 * c-cppbuiltin.c (builtin_define_float_constants): Also define
962 __<type>_DECIMAL_DIG__.
963 * c-opts.c (set_std_c1x): New.
964 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
965 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
966 * c.opt (-std=c1x, -std=gnu1x): New options.
967 * doc/cpp.texi: Mention -std=c1x.
968 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
969 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
970 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
971 * doc/standards.texi: Mention C1X.
972 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
973 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
974 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
977 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/gmon-sol2.c (_mcleanup): Change format string
980 placeholder from 0x%x to %#x.
981 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
982 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
983 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
984 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
985 * config/i386/i386.c (ix86_target_string): Ditto.
986 (output_pic_addr_const): Ditto.
987 (print_operand): Ditto.
989 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
991 * combine.c (find_split_point): Add third argument. Use it
992 to find nested multiply-accumulate instructions. Adjust calls.
993 (try_combine): Adjust call to find_split_point.
995 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
997 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
999 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1001 PR tree-optimization/41442
1002 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1003 (fold_binary_loc): Call it.
1005 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1007 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1008 * opts.c (common_handle_option): Allow disabling it.
1009 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1011 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1013 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1014 between modes if both types are integral.
1016 2010-04-23 Richard Guenther <rguenther@suse.de>
1018 PR tree-optimization/43572
1019 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1021 2010-04-23 Richard Guenther <rguenther@suse.de>
1024 * tree-inline.c (tree_can_inline_p): Also check compatibility
1027 2010-04-23 Martin Jambor <mjambor@suse.cz>
1029 PR tree-optimization/43846
1030 * tree-sra.c (struct access): New flag grp_assignment_read.
1031 (build_accesses_from_assign): Set grp_assignment_read.
1032 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1033 (enum mark_read_status): New type.
1034 (analyze_access_subtree): Propagate grp_assignment_read, create
1035 accesses also if both direct_read and root->grp_assignment_read.
1037 2010-04-23 Martin Jambor <mjambor@suse.cz>
1040 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1041 function does not have type attributes.
1043 2010-04-23 Richard Guenther <rguenther@suse.de>
1046 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1049 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1051 * sese.h (create_if_region_on_edge): Remove.
1053 * sese.c (create_if_region_on_edge): Make static.
1055 * tree-inline.c: Do not include ggc.h.
1057 * expr.c: Do not include ggc.h.
1059 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1062 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1065 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1066 in the middle of insns for casesi_worker_2.
1068 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1070 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1072 2010-04-22 Ira Rosen <irar@il.ibm.com>
1074 PR tree-optimization/43842
1075 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1076 loop unrolling in update of exit phis. Fix comment.
1077 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1078 least two reduction statements in the loop before starting SLP
1081 2010-04-22 Nick Clifton <nickc@redhat.com>
1083 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1085 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1087 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1090 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1092 * tree-parloops.c (loop_parallel_p): New argument
1093 parloop_obstack. Pass it down.
1094 (parallelize_loops): New variable parloop_obstack. Initialize it,
1095 pass it down, free it.
1097 * tree-loop-linear.c (linear_transform_loops): Pass down
1100 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1101 of type struct obstack *.
1103 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1104 scratch_obstack. Initialize it, pass down, free it.
1106 * lambda.h (lambda_loop_new): Remove.
1107 (lambda_matrix_new, lambda_matrix_inverse)
1108 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1109 argument of type struct obstack *.
1111 * lambda-trans.c (lambda_trans_matrix_new): New argument
1112 lambda_obstack. Pass it down, use obstack allocation for ret.
1113 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1116 * lambda-mat.c (lambda_matrix_get_column)
1117 (lambda_matrix_project_to_null): Remove.
1118 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1120 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1123 * lambda-code.c (lambda_loop_new): New function.
1124 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1125 (lambda_compute_auxillary_space, lambda_compute_target_space)
1126 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1127 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1128 (build_access_matrix): New argument lambda_obstack. Use obstack
1130 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1131 argument lambda_obstack. Pass it down.
1133 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1135 * optabs.h (expand_widening_mult): Declare.
1137 2010-04-22 Richard Guenther <rguenther@suse.de>
1139 PR tree-optimization/43845
1140 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1141 lookup the CALL_EXPR function and arguments.
1143 2010-04-22 Nick Clifton <nickc@redhat.com>
1145 * config/stormy16/stormy16.c
1146 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1147 * config/stormy16/stormy16.h: Tidy up formatting.
1148 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1149 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1150 (ineqbranchsi): Delete pattern.
1151 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1152 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1153 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1154 stormy16-lib2-ucmpsi2.c.
1156 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1158 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1159 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1160 extra set merge_set_noclobber, and use it to relax the final test
1162 * df.h (df_simulate_find_noclobber_defs): Declare.
1163 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1165 (df_simulate_find_noclobber_defs): New function.
1167 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md: Use {} around multi-line preparation statements.
1171 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1173 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1174 (process_init_element): New argument of type struct obstack *.
1176 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1177 (set_init_index, set_init_label, set_nonincremental_init)
1178 (set_nonincremental_init_from_string, find_init_member)
1179 (output_init_element, output_pending_init_elements)
1180 (process_init_element): New argument braced_init_obstack. Pass it
1182 (push_range_stack, add_pending_init): New argument
1183 braced_init_obstack. Use obstack allocation.
1185 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1186 braced_init_obstack. Pass it down.
1187 (c_parser_braced_init): New variables ret, braced_init_obstack.
1188 Initialize obstack, pass it down and finally free it.
1190 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1193 * tree-pass.h (pass_optimize_widening_mul): Declare.
1194 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1195 gate_optimize_widening_mul): New static functions.
1196 (pass_optimize_widening_mul): New.
1197 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1198 <case MULT_EXPR>: Remove support for widening multiplies.
1199 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1200 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1201 simplify_gen_unary rather than directly building extensions.
1202 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1204 * expmed.c (expand_widening_mult): New function.
1205 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1207 2010-04-21 Jan Hubicka <jh@suse.cz>
1209 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1210 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1211 * lto-wpa-fixup.c: Remove.
1212 * Makefile.in (lto-wpa-fixup.o): Remove.
1213 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1214 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1215 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1217 2010-04-21 Jan Hubicka <jh@suse.cz>
1219 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1220 add write_optimization_summary, read_optimization_summary.
1221 (ipa_write_summaries_of_cgraph_node_set): Remove.
1222 (ipa_write_optimization_summaries): Declare.
1223 (ipa_read_optimization_summaries): Declare.
1224 * ipa-cp.c (pass_ipa_cp): Update.
1225 * ipa-reference.c (pass_ipa_reference): Update.
1226 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1227 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1229 * ipa-inline.c (pass_ipa_inline): Update.
1230 * ipa.c (pass_ipa_whole_program): Update.
1231 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1232 * passes.c (ipa_write_summaries_1): Do not test wpa.
1233 (ipa_write_optimization_summaries_1): New.
1234 (ipa_write_optimization_summaries): New.
1235 (ipa_read_summaries): Do not test ltrans.
1236 (ipa_read_optimization_summaries_1): New.
1237 (ipa_read_optimization_summaries): New.
1239 2010-04-21 Jan Hubicka <jh@suse.cz>
1241 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1243 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1245 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1248 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1249 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1251 2010-04-21 Jan Hubicka <jh@suse.cz>
1253 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1255 2010-04-21 Jan Hubicka <jh@suse.cz>
1257 * varpool.c (decide_is_variable_needed): Variable is always needed
1260 2010-04-21 Jan Hubicka <jh@suse.cz>
1262 * opts.c (decode_options): Enable pure-const pass for whopr.
1264 2010-04-21 Jan Hubicka <jh@suse.cz>
1266 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1267 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1269 (cgraph_decide_inlining): Do not expect callee to be removed in all
1272 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1274 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1276 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1279 amdfam10_decode attributes.
1281 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1284 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1285 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1286 (lower_copyprivate_clauses): Use private var in outer
1287 context instead of original var. Make sure the types
1288 are correct for VLAs.
1290 2010-04-21 Richard Guenther <rguenther@suse.de>
1292 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1293 to non-pointer objects.
1295 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1297 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1298 last chain entry if it starts with the still current label.
1299 (add_location_or_const_value_attribute): Check that
1300 loc_list->first->next is NULL instead of comparing ->first with ->last.
1301 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1302 to add_var_loc_to_decl.
1304 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1305 >= 4 add also address size and segment size fields into CIE header.
1307 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1308 long as address size is the same as sizeof (void *) and
1310 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1311 address size or segment size is unexpected, return DW_EH_PE_omit.
1312 (classify_object_over_fdes): If get_cie_encoding returned
1313 DW_EH_PE_omit, return -1.
1314 (init_object): If classify_object_over_fdes returned -1,
1315 pretend there were no FDEs at all.
1317 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1320 bswap{si,di}2 using SWI48 mode iterator.
1321 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1322 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1323 set modrm attribute of bswap insn to 0 and remove length attribute.
1324 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1325 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1326 set mode attribute to <MODE> and remove length attribute.
1328 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1330 PR rtl-optimization/43520
1331 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1332 zero available registers.
1334 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1336 * builtins.c (fold_builtin_cproj): Fold more cases.
1338 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1340 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1341 (fold_builtin_1): Fold builtin cproj.
1342 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1343 Use ATTR_CONST_NOTHROW_LIST.
1345 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1347 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1348 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1349 ffsi2_no_cmove for !TARGET_CMOVE.
1350 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1351 (ffssi2): Remove expander.
1352 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1354 (ctz<mode>2): Ditto from ctz{si,di}2.
1355 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1357 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1360 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1362 * dwarf2out.c (AT_linkage_name): Define.
1363 (clone_as_declaration): Handle DW_AT_linkage_name.
1364 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1365 of DW_AT_MIPS_linkage_name.
1366 (move_linkage_attr): Likewise.
1367 (dwarf2out_finish): Likewise.
1369 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1372 * fold-const.c (fold_comparison): New folding rule.
1374 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1376 * double-int.h (double_int_setbit): Declare.
1377 * double-int.c (double_int_setbit): New function.
1378 * rtl.h (immed_double_int_const): Declare.
1379 * emit-rtl.c (immed_double_int_const): New function.
1380 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1381 and immed_double_int_const functions.
1382 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1383 expand_copysign_bit): (Ditto.).
1384 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1385 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1386 * dojump.c (prefer_and_bit_test): (Ditto.).
1387 * expr.c (convert_modes, reduce_to_bit_field_precision,
1388 const_vector_from_tree): (Ditto.).
1389 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1391 2010-04-20 Jan Hubicka <jh@suse.cz>
1393 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1394 (dump_cgraph_node): Dump new flags.
1395 * cgraph.h (struct cgraph_node): Add flags
1396 reachable_from_other_partition and in_other_partition.
1397 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1398 other partition can not be removed.
1399 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1400 the other partition must be output; silence sanity checking on
1401 leaking functions bodies from other paritition.
1402 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1403 (lto_output_node): Output new flags; do not sanity check that inline
1404 clones are output; drop lto_forced_extern_inline_p code; do not mock
1405 visibility flags at partition boundaries.
1406 (add_node_to): New function.
1407 (output_cgraph): Use it to sort functions so masters appear before
1409 (input_overwrite_node): Input new flags.
1410 * passes.c (ipa_write_summaries): Do not call
1411 lto_new_extern_inline_states.
1412 * lto-section-out.c (forced_extern_inline,
1413 lto_new_extern_inline_states lto_delete_extern_inline_states,
1414 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1415 * lto-streamer.h (lto_new_extern_inline_states,
1416 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1417 lto_forced_extern_inline_p): Kill.
1419 2010-04-20 Richard Guenther <rguenther@suse.de>
1421 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1422 from vars that can have pointers.
1423 (process_constraint): Dump useless constraints.
1425 2010-04-20 Richard Guenther <rguenther@suse.de>
1427 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1428 (dump_sa_points_to_info): Remove asserts.
1429 (init_base_vars): nothing_id isn't an escape point nor does it
1432 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1434 * tree.h (TYPE_REF_IS_RVALUE): Define.
1435 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1436 should_move_die_to_comdat, prune_unused_types_walk): Handle
1437 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1438 (modified_type_die, gen_reference_type_die): Emit
1439 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1440 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1442 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1445 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1446 calls for -fpic -m31 if they have been sibcall optimized.
1448 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1450 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1451 ar.lc fixed and call-used.
1453 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1455 2010-04-19 Jan Hubicka <jh@suse.cz>
1457 * opts.c (decode_options): Disable whpr incompatible passes.
1458 * lto/lto.c (lto_1_to_1_map): Skip clones.
1459 (read_cgraph_and_symbols): Do not mark everything as needed.
1460 (do_whole_program_analysis): Do map only after optimizing;
1461 set proper cgraph_state; use passmanager.
1463 2010-04-19 DJ Delorie <dj@redhat.com>
1465 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1466 POINTER_PLUS_EXPR and fix them.
1468 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1470 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1471 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1472 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1473 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1474 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1475 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1476 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1477 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1478 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1479 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1480 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1482 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1484 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1485 (check_cond_move_block): Likewise.
1486 (cond_move_process_if_block): Likewise.
1487 (noce_find_if_block): Improve formatting.
1488 (find_if_header): Pass 0 to memset and tweak conditions.
1489 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1491 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1493 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1497 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1498 with non-local decl doesn't need chain.
1500 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1502 * ira-color.c (allocno_reload_assign): Avoid accumulating
1503 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1505 2010-04-19 Martin Jambor <mjambor@suse.cz>
1507 * gimple.h (create_tmp_reg): Declare.
1508 * gimplify.c (create_tmp_reg): New function.
1509 (gimplify_return_expr): Use create_tmp_reg.
1510 (gimplify_omp_atomic): Likewise.
1511 (gimple_regimplify_operands): Likewise.
1512 * tree-dfa.c (make_rename_temp): Likewise.
1513 * tree-predcom.c (predcom_tmp_var): Likewise.
1514 (reassociate_to_the_same_stmt): Likewise.
1515 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1516 (get_replaced_param_substitute): Likewise.
1517 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1518 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1519 * tree-ssa-pre.c (get_representative_for): Likewise.
1520 (create_expression_by_pieces): Likewise.
1521 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1522 (create_tailcall_accumulator): Likewise.
1524 2010-04-19 Martin Jambor <mjambor@suse.cz>
1526 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1528 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1530 2010-04-19 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/43796
1533 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1534 from SCEV in the lattice.
1535 (vrp_visit_phi_node): Dump change.
1537 2010-04-19 Richard Guenther <rguenther@suse.de>
1539 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1540 * configure: Re-generated.
1542 2010-04-19 Richard Guenther <rguenther@suse.de>
1544 PR tree-optimization/43783
1545 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1546 constant ARRAY_REF operands two and three if possible.
1548 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1553 2010-04-19 Jie Zhang <jie@codesourcery.com>
1556 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1558 2010-04-19 Ira Rosen <irar@il.ibm.com>
1560 PR tree-optimization/37027
1561 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1562 and macro to access it.
1563 (vectorizable_reduction): Add argument.
1564 (vect_get_slp_defs): Likewise.
1565 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1566 statements for possible use in SLP.
1567 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1568 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1569 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1571 (vectorizable_reduction): Likewise.
1572 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1574 (vectorizable_type_demotion, vectorizable_type_promotion,
1575 vectorizable_store): Likewise.
1576 (vect_analyze_stmt): Update call to vectorizable_reduction.
1577 (vect_transform_stmt): Likewise.
1578 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1579 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1580 from different interleaving chains in same node.
1581 (vect_slp_rearrange_stmts): New function.
1582 (vect_supported_load_permutation_p): Allow load permutations for
1583 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1584 inside SLP nodes if necessary.
1585 (vect_analyze_slp_instance): Handle reductions.
1586 (vect_analyze_slp): Try to build SLP instances originating from groups
1588 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1589 (vect_get_constant_vectors): Create initial vectors for reductions
1590 according to reduction code. Add new argument.
1591 (vect_get_slp_defs): Add new argument, pass it to
1592 vect_get_constant_vectors.
1593 (vect_schedule_slp_instance): Remove SLP tree root statements.
1595 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1597 * tree.h (ENUM_IS_SCOPED): Define.
1598 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1599 for ENUM_IS_SCOPED enums.
1601 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1603 * fold-const.c (fold_comparison): Use ssizetype.
1604 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1605 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1606 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1607 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1609 * tree.h (initialize_sizetypes): Remove parameter.
1610 (build_common_tree_nodes): Remove second parameter.
1611 * stor-layout.c (initialize_sizetypes): Remove parameter.
1612 Always create an unsigned type.
1613 (set_sizetype): Assert that the passed type is unsigned and simplify.
1614 * tree.c (build_common_tree_nodes): Remove second parameter.
1615 Adjust call to initialize_sizetypes.
1616 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1617 build_common_tree_nodes.
1619 2010-04-18 Matthias Klose <doko@ubuntu.com>
1621 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1623 2010-04-18 Ira Rosen <irar@il.ibm.com>
1625 PR tree-optimization/43771
1626 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1627 load permutation doesn't have gaps.
1629 2010-04-18 Jan Hubicka <jh@suse.cz>
1631 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1632 (sse_prologue_save_insn expander): Use new pattern.
1633 (sse_prologue_save_insn1): New pattern and splitter.
1634 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1636 * i386.c (setup_incoming_varargs_64): Do not compute jump
1638 (ix86_gimplify_va_arg): Update alignment needed.
1639 (ix86_local_alignment): Do not align all local arrays to 128bit.
1641 2010-04-17 Jan Hubicka <jh@suse.cz>
1643 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1645 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1647 * arm.md (negdi2): Remove redundant code to force values into a
1650 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1652 * arm/bpabi.S: Add EABI alignment attributes to objects.
1653 * arm/bpabi-v6m.S: Likewise.
1654 * arm/crti.asm: Likewise.
1655 * arm/crtn.asm: Likewise.
1656 * arm/lib1funcs.asm: Likewise.
1657 * arm/libunwind.S: Likewise.
1659 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1661 * arm-protos.h (tune_params): New structure.
1662 * arm.c (current_tune): New variable.
1663 (arm_constant_limit): Delete.
1664 (struct processors): Add pointer to the tune parameters.
1665 (arm_slowmul_tune): New tuning option.
1666 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1667 (all_cores): Adjust to pick up the tuning model.
1668 (arm_constant_limit): New function.
1669 (arm_override_options): Select the appropriate tuning model. Delete
1670 initialization of arm_const_limit.
1671 (arm_split_constant): Use the new constant-limit model.
1672 (arm_rtx_costs): Pick up the current tuning model.
1673 * arm.md (is_strongarm, is_xscale): Delete.
1674 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1675 for Xscale variant architectures.
1676 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1678 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1680 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1682 (arm_rtx_costs_1): Remove unused variable extra_cost.
1683 (arm_unwind_emit_set): Use variable offset.
1684 (thumb1_output_casesi): Remove unused variable flags.
1686 2010-04-16 Jeff Law <law@redhat.com>
1688 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1689 needing assignment rather than doing a two-phase assignment. Remove
1690 unused variable 'm'.
1692 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1695 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1697 2010-04-16 Doug Kwan <dougkwan@google.com>
1699 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1700 (next_operand_entry_id): New static variable.
1701 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1702 (add_to_ops_vec): Assigned unique ID to operand entry.
1703 (struct oecount_s): New field ID.
1704 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1705 (undistribute_ops_list): Assign unique IDs to oecounts.
1706 (init_reassoc): reset next_operand_entry_id.
1708 2010-04-16 Doug Kwan <dougkwan@google.com>
1710 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1711 missing left parenthesis.
1713 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1716 *btdi_rex64 using SWI48 mode iterator.
1717 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1718 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1719 *jcc_btdi_mask_rex64.
1721 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1723 * double-int.h (tree_to_double_int): Convert to macro.
1724 * double-int.c (tree_to_double_int): Remove.
1726 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1729 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1730 with want_address 2 and in case a single element list might be
1731 possible, call it again with want_address 0.
1733 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1735 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1736 case 'W' print operands for HI mode.
1737 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1738 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1739 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1740 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1742 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1744 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1745 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1746 #xx:3 and #xx:4 mode.
1748 * config/h8300/h8300.md (inverted load with HImode dest): Add
1749 support for H8300SX.
1751 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1752 satisfy 'U' constraint.
1754 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1756 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1757 * configure: Regenerate.
1758 * config.in: Regenerate.
1759 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1762 2010-04-16 Richard Guenther <rguenther@suse.de>
1764 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1765 (struct tree_decl_common): ... here.
1766 (DECL_PT_UID): Adjust.
1767 (SET_DECL_PT_UID): Likewise.
1768 (DECL_PT_UID_SET_P): Likewise.
1770 2010-04-16 Richard Guenther <rguenther@suse.de>
1772 PR tree-optimization/43572
1773 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1774 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1775 * tree-flow.h (is_call_clobbered): Remove.
1776 * tree-flow-inline.h (is_call_clobbered): Likewise.
1777 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1778 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1779 (execute_return_slot_opt): Adjust.
1780 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1781 check for call clobbered vars here.
1782 (find_tail_calls): Move tailcall verification to the
1785 2010-04-16 Diego Novillo <dnovillo@google.com>
1787 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1789 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1792 * config/arm/arm.md (cbranchqi4): New pattern.
1793 * config/arm/predicates.md (const0_operand,
1794 cbranchqi4_comparison_operator): New predicates.
1796 2010-04-16 Richard Guenther <rguenther@suse.de>
1798 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1799 (dump_gimple_stmt): Likewise.
1801 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1803 * recog.h (struct recog_data): New field is_operator.
1804 (struct insn_operand_data): New field is_operator.
1805 * recog.c (extract_insn): Set recog_data.is_operator.
1806 * genoutput.c (output_operand_data): Emit code to set the
1808 * reload.c (find_reloads): Use it rather than testing for an
1809 empty constraint string.
1812 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1813 If the previous insn is a cbranchsi4_insn with the same arguments,
1814 omit the compare instruction.
1816 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1817 register, inputs must be low registers and we need a low register
1818 scratch. Handle alternative 2 like alternative 3.
1820 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1822 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1823 don't call get_addr on both. If one expression is a VALUE and
1824 the other a REG, check VALUE's locs if the REG isn't among them.
1826 2010-04-16 Christian Bruel <christian.bruel@st.com>
1828 * config/sh/sh.h (sh_frame_pointer_required): New function.
1829 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1830 (flag_omit_frame_pointer) Set.
1831 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1832 (rounded_frame_size): Adjust size with outgoing_args_size.
1833 (sh_set_return_address): Must return from stack pointer.
1834 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1835 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1836 (ACCUMULATE_OUTGOING_ARGS): Define.
1837 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1838 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1840 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1843 * config/sh/sh.c (sh_legitimize_reload_address): Use
1844 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1845 Remove a unneeded check for offset_base.
1847 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1849 * configure: Regenerated.
1851 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1853 * config/s390/s390.c (s390_call_save_register_used): Switch back
1854 to HARD_REGNO_NREGS.
1856 2010-04-15 Richard Guenther <rguenther@suse.de>
1858 * alias.c (alias_set_subset_of): Handle alias-set zero
1861 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1862 Julian Brown <julian@codesourcery.com>
1864 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1865 alternatives according to use of high and low regs.
1866 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1867 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1868 optimizing for size on Thumb-2.
1870 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1872 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1874 2010-04-15 Richard Guenther <rguenther@suse.de>
1876 * tree-ssa-structalias.c (struct variable_info): Add
1878 (new_var_info): Initialize it.
1879 (dump_constraints): Support printing last added constraints.
1880 (debug_constraints): Adjust.
1881 (dump_constraint_graph): Likewise.
1882 (make_heapvar_for): Check for NULL cfun.
1883 (get_function_part_constraint): New function.
1884 (get_fi_for_callee): Likewise.
1885 (find_func_aliases): Properly implement IPA PTA constraints.
1886 (process_ipa_clobber): New function.
1887 (find_func_clobbers): Likewise.
1888 (insert_into_field_list_sorted): Remove.
1889 (create_function_info_for): Properly allocate vars for IPA mode.
1890 Do not use insert_into_field_list_sorted.
1891 (create_variable_info_for): Properly generate constraints for
1892 global vars in IPA mode.
1893 (dump_solution_for_var): Always dump the solution.
1894 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1895 (find_what_var_points_to): Adjust.
1896 (pt_solution_set): Change.
1897 (pt_solution_ior_into): New function.
1898 (pt_solution_empty_p): Export.
1899 (pt_solution_includes_global): Adjust.
1900 (pt_solution_includes_1): Likewise.
1901 (pt_solutions_intersect_1): Likewise.
1902 (dump_sa_points_to_info): Check some invariants.
1903 (solve_constraints): Move constraint dumping ...
1904 (compute_points_to_sets): ... here.
1905 (ipa_pta_execute): ... and here.
1906 (compute_may_aliases): Do not re-compute points-to info
1907 locally if IPA info is available.
1908 (ipa_escaped_pt): New global var.
1909 (ipa_pta_execute): Properly implement IPA PTA.
1910 * tree-into-ssa.c (dump_decl_set): Support dumping
1911 decls not in referenced-vars.
1912 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1913 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1914 (dump_points_to_solution): Likewise.
1915 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1916 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1917 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1918 (copy_decl_to_var): Copy DECL_PT_UID.
1919 (copy_result_decl_to_var): Likewise.
1920 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1921 (copy_node_stat): Copy it.
1922 * tree.h (DECL_PT_UID): New macro.
1923 (SET_DECL_PT_UID): Likewise.
1924 (DECL_PT_UID_SET_P): Likewise.
1925 (struct tree_decl_minimal): Add pt_uid member.
1926 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1927 (pt_solution_empty_p): Declare.
1928 (pt_solution_set): Adjust.
1929 (ipa_escaped_pt): Declare.
1930 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1931 * gimple-pretty-print.c (pp_points_to_solution): New function.
1932 (dump_gimple_call): Dump call clobber/use information.
1933 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1934 * tree-pass.h (TDF_ALIAS): New dump option.
1935 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1936 * doc/invoke.texi (-fipa-pta): Update documentation.
1938 2010-04-15 Richard Guenther <rguenther@suse.de>
1940 * Makefile.in (OBJS-common): Add gimple-fold.o.
1941 (gimple-fold.o): New rule.
1942 * tree.h (maybe_fold_offset_to_reference,
1943 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1945 * gimple.h: ... here.
1946 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1947 may_propagate_address_into_dereference): Move prototypes ...
1948 * gimple.h: ... here.
1949 * tree-ssa-ccp.c (get_symbol_constant_value,
1950 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1951 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1952 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1953 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1954 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1955 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1956 gimplify_and_update_call_from_tree): Move ...
1957 * gimple-fold.c: ... here. New file.
1958 (ccp_fold_builtin): Rename to ...
1959 (gimple_fold_builtin): ... this.
1960 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1962 2010-04-15 Richard Guenther <rguenther@suse.de>
1964 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1965 fit_double_type, force_fit_type_double, add_double_with_sign,
1966 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1967 lrotate_double, rrotate_double, div_and_round_double): Move ...
1968 * double-int.c: ... here.
1969 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1970 add_double, neg_double, mul_double_with_sign, mul_double,
1971 lshift_double, rshift_double, lrotate_double, rrotate_double,
1972 div_and_round_double): Move prototypes ...
1973 * double-int.h: ... here.
1975 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
1978 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
1979 matching constraints to ensure inputs match the output.
1981 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1984 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
1985 in an input-only operand.
1987 2010-04-15 Anatoly Sokolov <aesok@post.ru>
1989 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
1990 (double_int_not, double_int_lshift, double_int_rshift): Declare.
1991 (double_int_negative_p): Convert to static inline function.
1992 * double-int.c (double_int_lshift, double_int_lshift): New functions.
1993 (double_int_negative_p): Remove.
1994 * tree.h (lshift_double, rshift_double):
1995 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
1996 * fold-const.c (fold_convert_const_int_from_real,
1997 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
1998 (lshift_double): Change type of arith argument to bool.
1999 (rshift_double): Change type of arith argument to bool. Correct
2001 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2003 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2006 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2007 at the start and end of the then/else blocks, and omit them from the
2009 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2010 argument; all callers changed. Pass zero to old_insns_match_p instead.
2011 (flow_find_head_matching_sequence): New function.
2012 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2013 * basic-block.h (flow_find_cross_jump,
2014 flow_find_head_matching_sequence): Declare functions.
2016 2010-04-14 Jason Merrill <jason@redhat.com>
2019 * c-common.c (attribute_takes_identifier_p): New fn.
2020 * c-common.h: Declare it.
2022 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2024 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2026 (*udivmod<mode>4): Ditto.
2028 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2030 * config/i386/i386.md (maxmin_int): Rename code attribute from
2031 maxminiprefix and update all users.
2032 (maxmin_float): Ditto from maxminfprefix.
2033 (logic): Ditto from logicprefix.
2034 (absneg_mnemonic): Ditto from absnegprefix.
2035 * config/i386/mmx.md: Update all users of maxminiprefix,
2036 maxminfprefix and logicprefix for rename.
2037 * config/i386/sse.md: Ditto.
2038 * config/i386/sync.md (sync_<code><mode>): Update for
2041 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2044 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2045 warnings converted to errors.
2047 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2049 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2050 used insn_type variable.
2051 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2052 to avoid set-but-not-used warning.
2054 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2056 * df-core.c (df_ref_debug): Change format string placeholder
2058 * dwarf2asm.c (dw2_asm_output_data_raw,
2059 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2060 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2061 * dwarf2out.c (output_cfi, output_cfi_directive,
2062 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2063 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2065 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2066 * print-rtl.c (print_rtx): Ditto.
2068 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2071 * builtins.c (expand_builtin_pow_root): New function to expand pow
2072 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2073 series of sqrt and cbrt calls under -ffast-math.
2074 (expand_builtin_pow): Call it.
2076 2010-04-14 Michael Matz <matz@suse.de>
2078 PR tree-optimization/42963
2079 * tree-cfg.c (touched_switch_bbs): New static variable.
2080 (group_case_labels_stmt): New function broken out from ...
2081 (group_case_labels): ... here, use the above.
2082 (start_recording_case_labels): Allocate touched_switch_bbs.
2083 (end_recording_case_labels): Deallocate it, call
2084 group_case_labels_stmt.
2085 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2087 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2089 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2092 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2096 2010-04-13 Jan Hubicka <jh@suse.cz>
2098 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2099 of optimized out static functions.
2100 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2101 cost computation. Also sanity check for overflows.
2102 (update_caller_keys): Update cgraph_edge_badness call; properly
2103 update fibheap and sanity check that it is up to date.
2104 (add_new_edges_to_heap): Update cgraph_edge_badness.
2105 (cgraph_decide_inlining_of_small_function): Likewise;
2106 add sanity checking that badness in heap is up to date;
2107 improve dumping of reason; Update badness of calls to the
2108 offline copy of function currently inlined; dump badness
2109 of functions not inlined because of unit growth limits.
2111 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2114 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2115 because of sign-extension change when converting to sizetype here...
2116 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2118 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2119 the folding to constants. Remove redundant final conversion.
2120 (fold_binary) <associate>: Do not associate if the re-association of
2121 constants alone overflows.
2122 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2123 to the end of the list.
2124 (multiple_of_p) <COND_EXPR>: New case.
2126 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2128 * opt-functions.awk (opt_sanitized_name): New.
2130 * optc-gen.awk: Use it
2131 * opth-gen.awk: Use it.
2133 2010-04-13 Martin Jambor <mjambor@suse.cz>
2135 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2136 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2137 children. Call replace_uses_with_default_def_ssa_name to handle
2140 2010-04-13 Michael Matz <matz@suse.de>
2143 * builtins.c (expand_builtin_interclass_mathfn): Also create
2144 a register if the predicate doesn't match.
2146 2010-04-13 Diego Novillo <dnovillo@google.com>
2148 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2149 * c-pch.c: Include timevar.h.
2150 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2151 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2152 * ggc-common.c: Include timevar.h.
2153 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2154 * timevar.def (TV_PCH_SAVE): Define.
2155 (TV_PCH_CPP_SAVE): Define.
2156 (TV_PCH_PTR_REALLOC): Define.
2157 (TV_PCH_PTR_SORT): Define.
2158 (TV_PCH_RESTORE): Define.
2159 (TV_PCH_CPP_RESTORE): Define.
2161 2010-04-13 Michael Matz <matz@suse.de>
2163 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2165 (can_reassociate_p): New function.
2166 (break_up_subtract_bb, reassociate_bb): Use it.
2168 2010-04-13 Richard Guenther <rguenther@suse.de>
2171 * builtins.c (c_readstr): Fix assert.
2173 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2176 when generating cltd insn.
2178 (*ashl<mode>3_1): Remove special handling for register operand 2.
2179 (*ashlsi3_1_zext): Ditto.
2180 (*ashlhi3_1): Ditto.
2181 (*ashlhi3_1_lea): Ditto.
2182 (*ashlqi3_1): Ditto.
2183 (*ashlqi3_1_lea): Ditto.
2184 (*<shiftrt_insn><mode>3_1): Ditto.
2185 (*<shiftrt_insn>si3_1_zext): Ditto.
2186 (*<shiftrt_insn>qi3_1_slp): Ditto.
2187 (*<rotate_insn><mode>3_1): Ditto.
2188 (*<rotate_insn>si3_1_zext): Ditto.
2189 (*<rotate_insn>qi3_1_slp): Ditto.
2191 2010-04-13 Richard Guenther <rguenther@suse.de>
2193 * tree-ssa-structalias.c (callused_id): Remove.
2194 (call_stmt_vars): New.
2195 (get_call_vi): Likewise.
2196 (lookup_call_use_vi): Likewise.
2197 (lookup_call_clobber_vi): Likewise.
2198 (get_call_use_vi): Likewise.
2199 (get_call_clobber_vi): Likewise.
2200 (make_transitive_closure_constraints): Likewise.
2201 (handle_const_call): Adjust to do per-call call-used handling.
2202 (handle_pure_call): Likewise.
2203 (find_what_var_points_to): Remove general callused handling.
2204 (init_base_vars): Likewise.
2205 (init_alias_vars): Initialize call_stmt_vars.
2206 (compute_points_to_sets): Process call-used and call-clobbered
2207 vars for call statements.
2208 (delete_points_to_sets): Free call_stmt_vars.
2210 2010-04-13 Richard Guenther <rguenther@suse.de>
2212 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2213 Only add RW dependence for dependence distance zero.
2214 Adjust maximal vectorization factor according to dependences.
2215 Move alignment handling ...
2216 (vect_find_same_alignment_drs): ... here. New function.
2217 (vect_analyze_data_ref_dependences): Adjust.
2218 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2219 (vect_analyze_data_refs): Adjust minimal vectorization factor
2220 according to data references.
2221 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2222 dependences before determining the vectorization factor.
2223 Analyze alignment after determining the vectorization factor.
2224 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2225 dependences before alignment.
2226 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2228 (vect_analyze_data_refs): Likewise.
2229 (MAX_VECTORIZATION_FACTOR): New define.
2231 2010-04-13 Duncan Sands <baldrick@free.fr>
2233 * except.h (lang_eh_type_covers): Remove.
2234 * except.c (lang_eh_type_covers): Likewise.
2236 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2237 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2239 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2240 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2241 UNITS_PER_LONG where it is ABI relevant.
2242 (s390_return_addr_rtx): Likewise.
2243 (s390_back_chain_rtx): Likewise.
2244 (s390_frame_area): Likewise.
2245 (s390_frame_info): Likewise.
2246 (s390_initial_elimination_offset): Likewise.
2247 (save_gprs): Likewise.
2248 (s390_emit_prologue): Likewise.
2249 (s390_emit_epilogue): Likewise.
2250 (s390_function_arg_advance): Likewise.
2251 (s390_function_arg): Likewise.
2252 (s390_va_start): Likewise.
2253 (s390_gimplify_va_arg): Likewise.
2254 (s390_function_profiler): Likewise.
2255 (s390_optimize_prologue): Likewise.
2256 (s390_rtx_costs): Likewise.
2257 (s390_secondary_reload): Likewise.
2258 (s390_promote_function_mode): Likewise.
2259 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2260 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2261 registers available.
2262 (s390_unwind_word_mode): New function.
2263 (s390_function_value): Split 64 bit values into register pair if
2264 used as return value.
2265 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2266 function call parameters. Handle parallels.
2267 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2268 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2269 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2270 (s390_expand_setmem): Remove unused variable src_addr.
2271 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2272 deal with 64 bit registers.
2273 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2274 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2275 (UNITS_PER_LONG): New macro.
2276 * libjava/include/s390-signal.h: Define extended ucontext
2277 structure containing the upper halfs of the 64 bit registers.
2279 2010-04-13 Simon Baldwin <simonb@google.com>
2281 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2283 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2285 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2286 rvalue on the RHS if the LHS is of a non-renamable type.
2287 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2289 2010-04-13 Matthias Klose <doko@ubuntu.com>
2291 * gcc.c (cc1_options): Handle -iplugindir before processing
2292 the cc1 spec. Only add -iplugindir once.
2293 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2295 * common.opt (iplugindir): Remove `Separate' property, initialize.
2296 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2298 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2299 (distclean): Remove plugin dir.
2300 * doc/invoke.texi: Document -iplugindir.
2302 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2304 * doc/plugins.texi (Loading Plugins): Document short
2305 -fplugin=foo option.
2306 (Plugin API): Mention default_plugin_dir_name function.
2308 * gcc.c (find_file_spec_function): Add new declaration.
2309 (static_spec_func): Use it for "find-file".
2310 (find_file_spec_function): Add new function.
2311 (cc1_options): Add -iplugindir option if -fplugin* options found.
2313 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2315 * plugin.c (add_new_plugin): Updated comment, and handle short
2317 (default_plugin_dir_name): Added new function.
2319 * common.opt (iplugindir): New option to set the plugin directory.
2321 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2323 * config/i386/i386.md (any_rotate): New code iterator.
2324 (rotate_insn): New code attribute.
2326 (SWIM124): New mode iterator.
2327 (<rotate_insn>ti3): New expander.
2328 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2329 any_rotate code iterator.
2330 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2331 using any_rotate code iterator and SWIM124 mode iterator.
2332 (ix86_rotlti3): New insn_and_split pattern.
2333 (ix86_rotrti3): Ditto.
2334 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2335 ix86_rotl{di,ti}3 patterns.
2336 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2337 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2338 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2339 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2340 code iterator and SWI mode iterator.
2341 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2342 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2344 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2345 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2346 (bswap rotatert splitter): Add splitter.
2347 (bswap splitter): Macroize splitter using any_rotate code iterator.
2348 Add insn predicate to split only for TARGET_USE_XCHGB or when
2349 optimizing function for size.
2351 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2353 * config/pa/pa.c (emit_move_sequence): Remove use of
2354 deleted variable flag_argument_noalias.
2356 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2358 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2360 Add to unsupported targets list.
2361 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2362 sparc*-sun-solaris2.[567]* from target lists.
2363 * configure: Regenerate.
2364 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2366 Remove Solaris 7 patch references.
2367 (Specific, sparc-sun-solaris2.7): Removed.
2368 (sparc-sun-solaris2*): Update Solaris 7 example.
2369 (sparc64-*-solaris2*): Likewise.
2371 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2373 * config.build (alpha*-dec-osf4*): Remove.
2374 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2375 of obsolete configurations.
2376 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2378 * config/alpha/t-osf4: Renamed to ...
2379 * config/alpha/t-osf5: ... this.
2380 * config/alpha/osf.h: Renamed to ...
2381 * config/alpha/osf5.h: ... this.
2382 Merged old osf5.h contents.
2384 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2385 (EXTRA_SPECS): Removed.
2386 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2387 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2390 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2392 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2394 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2397 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2398 __thiscall convention.
2400 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2402 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2404 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2406 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2408 * function.c (assign_parms_initialize_all): Add unused attribute
2411 2010-04-12 Richard Guenther <rguenther@suse.de>
2413 * gsstruct.def (GSS_CALL): New.
2414 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2415 * gimple.h: Include tree-ssa-alias.h.
2416 (struct gimple_statement_call): New.
2417 (union gimple_statement_struct_d): Add gimple_call member.
2418 (gimple_call_reset_alias_info): Declare.
2419 (gimple_call_use_set): New function.
2420 (gimple_call_clobber_set): Likewise.
2421 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2422 * gimple.c (gimple_call_reset_alias_info): New function.
2423 (gimple_build_call_1): Call it.
2424 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2425 * tree-inline.c (remap_gimple_stmt): Likewise.
2426 (expand_call_inline): Remove callused handling.
2427 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2428 * tree-dfa.c (dump_variable): Likewise.
2429 * tree-parloops.c (parallelize_loops): Likewise.
2430 * tree-ssa.c (init_tree_ssa): Likewise.
2431 (delete_tree_ssa): Likewise.
2432 * tree-flow-inline.h (is_call_used): Remove.
2433 * tree-flow.h (struct gimple_df): Remove callused member.
2434 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2435 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2436 (ref_maybe_used_by_call_p_1): Simplify.
2437 (call_may_clobber_ref_p_1): Likewise.
2438 * tree-ssa-structalias.c (compute_points_to_sets): Set
2439 the call stmt used and clobbered sets.
2440 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2441 (find_tail_calls): Verify the tail call.
2443 2010-04-12 Richard Guenther <rguenther@suse.de>
2445 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2446 single-iteration always-inline inlining.
2447 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2448 (cgraph_decide_inlining): Do not handle always-inline specially.
2449 (try_inline): Remove always-inline cycle detection special case.
2450 Do not recurse on always-inlines.
2451 (cgraph_early_inlining): Do not iterate if not optimizing.
2452 (cgraph_gate_early_inlining): remove.
2453 (pass_early_inline): Run unconditionally.
2454 (gate_cgraph_decide_inlining): New function.
2455 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2456 not inlining or optimizing.
2457 (cgraph_decide_inlining_of_small_functions): Also consider
2458 always-inline functions.
2459 (cgraph_default_inline_p): Return true for nodes which should
2460 disregard inline limits.
2461 (estimate_function_body_sizes): Assume zero size and time for
2462 nodes which are marked as disregarding inline limits.
2463 (cgraph_decide_recursive_inlining): Do not perform recursive
2464 inlining on always-inline nodes.
2466 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2469 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2470 for exprs satisfying handled_component_p.
2472 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2474 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2475 non-constant aggregate elements.
2477 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2478 is a real initialization.
2480 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2483 * c-decl.c (start_function): Move forward check for nested function.
2485 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2487 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2488 * config/sh/sh.c: Include reload.h.
2489 (sh_legitimize_reload_address): New.
2490 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2491 sh_legitimize_reload_address.
2493 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2495 * config/sh/sh.md (*movqi_pop): New insn pattern.
2496 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2498 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.md (any_shiftrt): New code iterator.
2501 (shiftrt_insn): New code attribute.
2503 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2504 using any_shiftrt code iterator.
2505 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2506 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2507 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2508 pattern from corresponding peephole2 patterns.
2509 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2510 using any_shiftrt code iterator.
2511 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2512 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2513 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2514 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2515 *{ashr,lshr}<mode>3_cmp_zext.
2516 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2518 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2520 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2522 (*lshr<mode>3_cconly): Ditto.
2524 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2527 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2528 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2529 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2531 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2532 from corresponding peephole2 patterns.
2533 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2534 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2535 and *lshrdi3_1_rex64 using SWI mode iterator.
2536 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2537 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2538 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2539 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2540 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2541 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2542 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2543 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2544 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2547 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2549 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2550 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2551 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2552 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2554 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2555 from corresponding peephole2 patterns.
2556 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2557 (ashrsi3_cvt): Rename from ashrsi3_31.
2558 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2559 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2560 and x86_64_shift_adj_3 using SWI48 mode iterator.
2561 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2562 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2563 and *ashrdi3_1_rex64 using SWI mode iterator.
2564 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2565 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2566 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2567 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2568 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2569 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2570 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2571 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2572 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2574 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2575 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2576 x86_shift<mode>_adj_3 expanders.
2578 2010-04-10 Wei Guozhi <carrot@google.com>
2581 * config/arm/arm.c (arm_pic_static_addr): New function.
2582 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2584 (arm_output_addr_const_extra): Output expression for new pattern.
2585 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2587 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2589 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2592 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2593 * web.c: Include "insn-config.h" and "recog.h".
2594 (union_match_dups): New function.
2595 (web_main): Call it.
2596 (union_defs): Don't try to recognize match_dups.
2598 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2599 if doing so would replace the entire pattern.
2601 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2606 and splitter pattern. Change splitter operand 1 predicate to
2609 2010-04-09 Martin Jambor <mjambor@suse.cz>
2611 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2612 lattices are addresses of CONST_DECLs with the same initial value.
2613 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2614 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2616 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2617 Bernd Schmidt <bernds@codesourcery.com>
2619 * loop-invariant.c (replace_uses): New static function.
2620 (move_invariant_reg): Use it to ensure we can replace the uses.
2622 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2624 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2626 (picochip_override_options): Enable section anchors only above -O1.
2627 (picochip_reorg): Fixed a couple of build warnings.
2629 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2631 * configure.ac (plugin -rdynamic test): Log result.
2632 * configure: Regenerate.
2633 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2634 (RDYNAMIC_SPEC): Define.
2635 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2637 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2639 * configure.ac: Determine Sun ld version numbers.
2640 (comdat_group): Restrict GNU ld version checks to gld.
2641 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2642 (enable_comdat): Support --enable-comdat.
2643 * configure: Regenerate.
2644 * doc/install.texi (Configuration): Document --enable-comdat.
2646 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2648 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2649 * config/sol2-gld.h: ... here.
2650 * config.gcc (sparc*-*-solaris2*): Reflect this.
2651 (i[34567]86-*-solaris2*): Use it.
2653 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2655 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2657 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2659 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2662 * diagnostic.c (diagnostic_initialize): Initialize
2663 some_warnings_are_errors.
2664 (diagnostic_finish): New.
2665 (diagnostic_action_after_output): Call it before exiting.
2666 (diagnostic_report_diagnostic): Do not print message here. Set
2667 some_warnings_are_errors.
2668 * diagnostic.h (diagnostic_context): Delete
2669 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2670 (diagnostic_finish): Declare.
2671 * toplev.c (toplev_main): Call it before exit.
2673 2010-04-09 Jason Merrill <jason@redhat.com>
2676 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2677 for incomplete type.
2680 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2681 based on a warning flag.
2683 2010-04-09 Richard Guenther <rguenther@suse.de>
2685 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2687 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2690 * varasm.c (default_assemble_visibility): Wrap vars that are
2691 set, but unused, by targets without GAS.
2692 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2693 Remove set, but unused, vars.
2694 (rs6000_legitimize_tls_address): Likewise.
2695 (altivec_expand_dst_builtin): Likewise.
2696 * config/darwin.c (machopic_classify_symbol): Likewise.
2697 (machopic_indirection_name): Likewise.
2699 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2701 * config/i386/i386.md (DWI): New mode iterator.
2702 (S): New mode attribute.
2703 (shift_operand): Ditto.
2704 (shift_immediate_operand): Ditto.
2705 (ashl_input_operand): Ditto.
2706 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2707 using SDWIM mode iterator.
2708 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2709 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2711 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2712 from corresponding peephole2 patterns.
2713 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2714 and x86_64_shift_adj_1 using SWI48 mode iterator.
2715 (x86_shift<mode>_adj_2): Ditto.
2716 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2717 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2718 using SWI48 mode iterator.
2719 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2720 *ashldi3_cmp_rex64 using SWI mode iterator.
2721 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2722 *ashldi3_cconly_rex64 using SWI mode iterator.
2723 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2724 x86_shift<mode>_adj_{1,2}.
2725 (ix86_split_ashr): Ditto.
2726 (ix86_split_lshr): Ditto.
2728 2010-04-09 Richard Guenther <rguenther@suse.de>
2730 * target.h (builtin_conversion): Pass in input and output types.
2731 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2732 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2733 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2734 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2736 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2738 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2740 2010-04-09 Richard Guenther <rguenther@suse.de>
2743 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2745 2010-04-09 Richard Guenther <rguenther@suse.de>
2747 * tree-vectorizer.h (struct _stmt_vec_info): Document
2748 that vectype is the type of the LHS.
2749 (supportable_widening_operation, supportable_narrowing_operation):
2750 Get both input and output vector types as arguments.
2751 (vect_is_simple_use_1): Declare.
2752 (get_same_sized_vectype): Likewise.
2753 * tree-vect-loop.c (vect_determine_vectorization_factor):
2754 Set STMT_VINFO_VECTYPE to the vector type of the def.
2755 (vectorizable_reduction): Adjust.
2756 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2757 Adjust. Specify the output vector type.
2758 (vect_pattern_recog_1): Adjust.
2759 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2760 (vectorizable_call): Adjust.
2761 (vectorizable_conversion): Likewise.
2762 (vectorizable_operation): Likewise.
2763 (vectorizable_type_demotion): Likewise.
2764 (vectorizable_type_promotion): Likewise.
2765 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2767 (vect_is_simple_use_1): New function.
2768 (supportable_widening_operation): Get both input and output
2770 (supportable_narrowing_operation): Likewise.
2771 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2773 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2775 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2776 __thiscall and _thiscall as predefined macros.
2777 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2778 thiscall attribute handling.
2779 (ix86_comp_type_attributes): Likewise.
2780 (ix86_function_regparm): Likewise.
2781 (ix86_return_pops_args): Likewise.
2782 (init_cumulative_args): Likewise.
2783 (find_drap_reg): Likewise.
2784 (ix86_static_chain): Likewise.
2785 (x86_this_parameter): Likewise.
2786 (x86_output_mi_thunk): Likewise.
2787 (ix86_attribute_table): Add description for thiscall attribute.
2788 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2789 * doc/extend.texi: Add documentation for thiscall.
2791 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2794 * c.opt (Wint-to-pointer-cast): Available in C++.
2795 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2797 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2799 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2800 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2801 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2802 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2803 function type instead. Reorder and simplify checks.
2805 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2807 2010-04-08 Jing Yu <jingyu@google.com>
2808 Zdenek Dvorak <ook@ucw.cz>
2810 PR tree-optimization/42720
2811 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2812 loop unswitch conditions here from ...
2813 (tree_unswitch_single_loop): ... here.
2815 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2817 * tree-if-conv.c: Fix comments and simplify logic.
2819 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2821 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2822 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2823 (main_tree_if_conversion): Update call to tree_if_conversion.
2825 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2828 * doc/invoke.texi (-b,-V): Delete.
2829 * doc/tm.texi: Do not mention -b.
2830 * gcc.c (display_help): Delete -b and -V.
2831 (process_command): Delete -b and -V.
2832 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2834 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2835 Wolfgang Gellerich <gellerich@de.ibm.com>
2837 Implement target hook for loop unrolling
2838 * target.h (loop_unroll_adjust): Add a new target hook function.
2839 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2840 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2841 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2842 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2843 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2845 (decide_unroll_stupid): Likewise.
2847 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2850 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2852 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2854 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2855 (Specific, *-*-solaris2*): Likewise.
2856 Don't prefer Sun as over GNU as.
2858 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2860 * config/s390/s390.c (override_options): Adjust the z10
2861 defaults for max-unroll-times, max-completely-peeled-insns
2862 and max-completely-peel-times.
2864 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2866 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2867 instructions for z10.
2868 (s390_expand_setmem): Likewise.
2869 (s390_expand_cmpmem): Likewise.
2871 2010-04-08 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/43679
2874 * tree-ssa-pre.c (eliminate): Only propagate copies.
2876 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2879 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2880 set but not used variable warning.
2882 2010-04-08 Wei Guozhi <carrot@google.com>
2885 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2886 (arm_size_rtx_costs): Call the new function when optimized for size.
2888 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2891 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2892 op0 is not a MEM, just return NULL instead of assertion
2894 (discover_nonconstant_array_refs): Don't walk debug stmts.
2896 2010-04-08 Doug Kwan <dougkwan@google.com>
2898 * configure.ac: Recognize gold and do not use its version number
2899 to test ld features.
2900 * configure: Regenerate.
2902 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2905 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2906 (negate_value): Move code to push elements to broken_up_substracts ...
2907 (eliminate_plus_minus_pair): ... here. Push operands that have no
2908 negative pair to plus_negates.
2909 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2911 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2913 * doc/install.texi (Configuration): Move description of
2914 --enable-lto, --with-libelf*, --enable-gold from Java section to
2917 * doc/generic.texi (Working with declarations)
2918 (Function Properties, C and C++ Trees): Fix typos.
2919 * doc/sourcebuild.texi (Top Level): Likewise.
2921 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2924 * tree.h (DECL_READ_P): Define.
2925 (struct tree_decl_common): Add decl_read_flag.
2926 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2927 a set but not used warning.
2928 (merge_decls): Merge DECL_READ_P flag.
2929 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2930 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2931 * c-common.c (handle_used_attribute, handle_unused_attribute):
2933 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2935 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2937 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2938 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2939 c_parser_binary_expression, c_parser_cast_expression,
2940 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2941 Call default_function_array_read_conversion instead of
2942 default_function_array_conversion where needed.
2943 (c_parser_unary_expression, c_parser_conditional_expression,
2944 c_parser_postfix_expression_after_primary, c_parser_initelt):
2945 Likewise. Call mark_exp_read where needed.
2946 (c_parser_statement_after_labels, c_parser_asm_operands,
2947 c_parser_typeof_specifier, c_parser_sizeof_expression,
2948 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2950 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2952 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2953 (warn_unused_but_set_parameter): Default to warn_unused
2955 * doc/invoke.texi: Document -Wunused-but-set-variable and
2956 -Wunused-but-set-parameter.
2958 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2959 used count variable.
2960 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2961 when operandN variables aren't used in the body of the expander
2963 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2964 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2965 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2966 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2967 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2968 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2969 * tree.c (PROCESS_ARG): Likewise.
2971 2010-04-07 Simon Baldwin <simonb@google.com>
2973 * diagnostic.h (diagnostic_override_option_index): New macro to
2974 set a diagnostic's option_index.
2975 * c-tree.h (c_cpp_error): Add warning reason argument.
2976 * opts.c (_warning_as_error_callback): New.
2977 (register_warning_as_error_callback): Store callback for
2978 warnings enabled via enable_warning_as_error.
2979 (enable_warning_as_error): Call callback, minor code tidy.
2980 * opts.h (register_warning_as_error_callback): Declare.
2981 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
2982 response to -Werror=.
2983 (c_common_init_options): Register warning_as_error_callback in opts.c.
2984 * common.opt: Add -Wno-cpp option.
2985 * c-common.c (struct reason_option_codes_t): Map cpp warning
2986 reason codes to gcc option indexes.
2987 * (c_option_controlling_cpp_error): New function, lookup the gcc
2988 option index for a cpp warning reason code.
2989 * (c_cpp_error): Add warning reason argument, call
2990 c_option_controlling_cpp_error for diagnostic_override_option_index.
2991 * doc/invoke.texi: Document -Wno-cpp.
2993 2010-04-07 Richard Guenther <rguenther@suse.de>
2995 * ipa-reference.c (mark_load): Use get_base_address.
2996 (mark_store): Likewise.
2998 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
2999 inserting GIMPLE_NOPs into the IL.
3000 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3001 Explicitly strip handled components and indirect references.
3003 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3004 folding address expressions.
3005 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3006 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3007 operand_equal_p to compare decls.
3008 (ptr_deref_may_alias_decl_p): Likewise.
3009 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3010 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3011 Handle reversed comparison ops.
3012 * tree-sra.c (asm_visit_addr): Use get_base_address.
3013 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3014 * ipa-reference.c (mark_address): Use get_base_address.
3016 2010-04-07 Richard Guenther <rguenther@suse.de>
3018 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3019 Propagate constants everywhere.
3021 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3024 * tree.c (MAX_INT_CACHED_PREC): Define.
3025 (nonstandard_integer_type_cache): New array.
3026 (build_nonstandard_integer_type): Cache results for precision
3027 <= MAX_INT_CACHED_PREC.
3029 2010-04-07 Richard Guenther <rguenther@suse.de>
3031 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3032 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3033 * common.opt: Likewise.
3034 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3035 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3036 (nonoverlapping_memrefs_p): Likewise.
3037 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3038 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3039 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3040 OPT_fargument_noalias_global for backward compatibility.
3042 2010-04-07 Richard Guenther <rguenther@suse.de>
3044 PR tree-optimization/43270
3045 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3046 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3047 * tree-ssa-pre.c (phi_translate_1): Adjust.
3048 (fully_constant_expression): Split out vn_reference handling to ...
3049 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3050 Fold reads from constant strings.
3051 (vn_reference_lookup): Handle fully constant references.
3052 (vn_reference_lookup_pieces): Likewise.
3053 * Makefile.in (expmed.o-warn): Add -Wno-error.
3055 2010-04-07 Martin Jambor <mjambor@suse.cz>
3057 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3059 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3062 * gcc.c: Add -static-libstdc++ to list of recognized options.
3064 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3066 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3068 2010-04-07 Richard Guenther <rguenther@suse.de>
3071 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3072 bases build simple mem attributes to retain points-to information.
3074 2010-04-07 Richard Guenther <rguenther@suse.de>
3077 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3078 preserve points-to related information.
3080 2010-04-07 Richard Guenther <rguenther@suse.de>
3083 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3084 discard plain indirect references.
3085 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3086 * tree.c (tree_nop_conversion): Likewise.
3088 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3091 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3093 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3095 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3096 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3098 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3100 * tree-if-conv.c: Fix indentation and comments.
3102 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3104 * tree-if-conv.c: Sort static functions in topological order.
3106 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3108 * tree-if-conv.c: Fix indentation and comments.
3110 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3113 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3114 lang_hooks.types.type_for_size instead of
3115 build_nonstandard_integer_type.
3116 When converting an unsigned type to signed, double its precision.
3117 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3118 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3119 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3122 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3125 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3126 POINTER_PLUS_EXPR for pointer types.
3128 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3131 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3132 * graphite-clast-to-gimple.c: Include langhooks.h.
3133 (max_signed_precision_type): New.
3134 (max_precision_type): Takes two types as arguments.
3135 (precision_for_value): New.
3136 (precision_for_interval): New.
3137 (gcc_type_for_interval): New.
3138 (gcc_type_for_value): New.
3139 (gcc_type_for_clast_term): New.
3140 (gcc_type_for_clast_red): New.
3141 (gcc_type_for_clast_bin): New.
3142 (gcc_type_for_clast_expr): Split up into several functions.
3143 (gcc_type_for_clast_eq): Rewritten.
3144 (compute_bounds_for_level): New.
3145 (compute_type_for_level_1): New.
3146 (compute_type_for_level): New.
3147 (gcc_type_for_cloog_iv): Removed.
3148 (gcc_type_for_iv_of_clast_loop): Rewritten.
3149 (graphite_create_new_loop): Compute the lower and upper bound types
3150 with gcc_type_for_clast_expr.
3151 (graphite_create_new_loop_guard): Same.
3152 (find_cloog_iv_in_expr): Removed.
3153 (compute_cloog_iv_types_1): Removed.
3154 (compute_cloog_iv_types): Removed.
3155 (gloog): Do not call compute_cloog_iv_types.
3156 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3158 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3159 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3160 (GBB_CLOOG_IV_TYPES): Removed.
3162 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3164 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3165 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3166 (detect_commutative_reduction): Same.
3168 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3170 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3171 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3173 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3174 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3175 (rewrite_commutative_reductions_out_of_ssa): Same.
3176 * passes.c (execute_function_todo): Call verify_ssa for every pass
3177 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3178 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3179 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3180 with an extra argument.
3181 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3182 verify_ssa only when the extra argument is true.
3183 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3184 with an extra argument.
3185 (tree_transform_and_unroll_loop): Same.
3187 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3189 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3190 for all the passes of the LNO having LOOP_CLOSED_SSA.
3191 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3192 * tree-loop-distribution.c (pass_loop_distribution): Same.
3193 * tree-pass.h (TODO_verify_loops): Removed.
3194 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3196 (pass_tree_unswitch): Same.
3197 (pass_predcom): Same.
3198 (pass_vectorize): Same.
3199 (pass_linear_transform): Same.
3200 (pass_graphite_transforms): Same.
3201 (pass_iv_canon): Same.
3202 (pass_complete_unroll): Same.
3203 (pass_complete_unrolli): Same.
3204 (pass_parallelize_loops): Same.
3205 (pass_loop_prefetch): Same.
3206 (pass_iv_optimize): Same.
3208 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3211 * passes.c (init_optimization_passes): Move pass_lim before
3212 pass_copy_prop and pass_dce_loop.
3214 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3217 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3218 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3219 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3220 MULTI_* defines for 4 argument vpermil2p* builtins.
3222 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3224 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3225 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3226 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3227 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3228 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3229 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3230 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3231 Use x86_maybe_negate_const_int to output insn mnemonic.
3232 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3233 check from instruction predicate. Update comments.
3234 * config/i386/sync.md (sync_add<mode>): Use
3235 x86_maybe_negate_const_int to output insn mnemonic.
3237 2010-04-06 Jan Hubicka <jh@suse.cz>
3239 PR tree-optimization/42906
3240 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3241 IGNORE_SELF argument. Set visited_control_parents for fully
3243 (find_obviously_necessary_stmts): Update call of
3244 mark_control_dependent_edges_necessary.
3245 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3247 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3249 * config/i386/i386.md: Remove comment about 'e' and 'E'
3252 2010-04-06 Richard Guenther <rguenther@suse.de>
3254 PR tree-optimization/43627
3255 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3256 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3259 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3261 * BASE-VER: Change to 4.6.0.
3264 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3267 2010-04-06 Richard Guenther <rguenther@suse.de>
3270 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3272 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3274 * doc/invoke.texi (Optimize Options): Document that LTO
3275 won't remove object access purely due to incompatible
3278 2010-04-04 Matthias Klose <doko@ubuntu.com>
3280 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3281 Initialize variable.
3283 2010-04-03 Richard Guenther <rguenther@suse.de>
3286 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3287 require a non-NULL MEM_OFFSET.
3289 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3291 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3292 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3293 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3294 config/alpha/predicates.md, config/arm/arm.md,
3295 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3296 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3297 config/darwin9.h, config/darwin.c, config/darwin.h,
3298 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3299 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3300 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3301 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3302 config/mips/mips.md, config/mn10300/mn10300.c,
3303 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3304 config/rs6000/aix.h, config/rs6000/dfp.md,
3305 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3306 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3307 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3308 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3309 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3310 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3311 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3312 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3313 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3314 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3315 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3316 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3317 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3318 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3319 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3320 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3321 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3322 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3323 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3324 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3325 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3326 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3327 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3328 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3329 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3330 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3331 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3332 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3333 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3334 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3335 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3336 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3337 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3338 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3339 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3340 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3342 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3345 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3346 * aclocal.m4: Regenerate.
3348 2010-04-02 Richard Guenther <rguenther@suse.de>
3350 PR tree-optimization/43629
3351 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3352 if we have seen a constant value.
3354 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3356 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3358 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3361 * arm.c (legitimize_tls_address): Adjust call to
3362 gen_tls_load_dot_plus_four.
3363 (arm_note_pic_base): New function.
3364 (arm_cannot_copy_insn_p): Use it.
3365 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3368 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3373 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3375 * Makefile.in ($(out_object_file)): Depend on
3376 gt-$(basename $(notdir $(out_file))).h.
3378 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3380 * config.gcc (lm32-*-rtems*): Add t-lm32.
3382 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3384 * config.gcc: Add lm32-*-rtems*.
3385 * config/lm32/rtems.h: New file.
3387 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3390 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3392 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3394 * dwarf2out.c (output_compilation_unit_header): For
3395 -gdwarf-4 use version 4 instead of version 3.
3396 (output_line_info): For version 4 and above emit additional
3397 maximum ops per insn header field.
3398 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3400 * dwarf2out.c (is_c_family, is_java): Remove.
3401 (lower_bound_default): New function.
3402 (add_bound_info, gen_descr_array_type_die): Use it.
3404 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3407 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3408 re-declaration when it happens in a function.
3410 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3412 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3413 (cgraph_remove_function_insertion_hook): Same.
3414 (cgraph_call_function_insertion_hooks): Same.
3416 2010-04-01 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3420 and TREE_THIS_VOLATILE.
3421 (copy_ref_info): Likewise.
3422 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3423 * tree.c (build6_stat): Ignore side-effects of all but arg5
3424 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3427 2010-04-01 Richard Guenther <rguenther@suse.de>
3429 PR tree-optimization/43607
3430 * ipa-type-escape.c (check_call): Do not access non-existing
3433 2010-04-01 Richard Guenther <rguenther@suse.de>
3437 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3438 Jack Howarth <howarth@bromo.med.uc.edu>
3440 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3443 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3445 * doc/install.texi (Prerequisites): Document libelf usability on
3446 IRIX 5/6 and Solaris 2.
3447 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3448 Update GNU as, GNU ld requirements.
3449 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3450 Document Sun Studio compiler download.
3451 Update and simplify as, ld recommendations.
3452 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3454 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3456 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3457 with_tune_32 to pentium4.
3459 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3461 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3463 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3465 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3466 obsoletion, removal.
3468 Document GNU as requirement.
3469 Update configure requirements.
3470 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3471 Recomment IRIX 6.5.18+.
3472 Document IDF/IDL requirement.
3473 Document GNU as requirement.
3474 Document GNU ld bootstrap failure.
3475 Remove freeware.sgi.com reference.
3477 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3479 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3480 UNIX V4.0, V5.0 obsoletion, removal.
3481 Remove --with-gc=simple reference.
3482 Update VM requirements during bootstrap.
3483 Remove -oldas bootstrap description.
3484 Update binutils reference.
3485 Remove comparison failure note.
3487 2010-03-31 Richard Guenther <rguenther@suse.de>
3488 Zdenek Dvorak <ook@ucw.cz>
3489 Sebastian Pop <sebastian.pop@amd.com>
3492 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3493 with multiple arguments.
3494 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3496 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3498 * graphite-dependences.c (print_pddr): Call print_pdr with an
3500 * graphite-poly.c (debug_pdr): Add an extra argument for the
3503 (print_pbb_domain): Same.
3505 (print_scop_context): Same.
3507 (print_cloog): Same.
3508 (debug_pbb_domain): Same.
3512 (debug_scop_context): Same.
3514 (debug_cloog): Same.
3515 (print_scop_params): Same.
3516 (debug_scop_params): Same.
3517 (print_iteration_domain): Same.
3518 (print_iteration_domains): Same.
3519 (debug_iteration_domain): Same.
3520 (debug_iteration_domains): Same.
3521 (print_scattering_function): Same.
3522 (print_scattering_functions): Same.
3523 (debug_scattering_function): Same.
3524 (debug_scattering_functions): Same.
3525 * graphite-poly.h (debug_pdr): Update declaration.
3527 (print_pbb_domain): Same.
3529 (print_scop_context): Same.
3531 (print_cloog): Same.
3532 (debug_pbb_domain): Same.
3536 (debug_scop_context): Same.
3538 (debug_cloog): Same.
3539 (print_scop_params): Same.
3540 (debug_scop_params): Same.
3541 (print_iteration_domain): Same.
3542 (print_iteration_domains): Same.
3543 (debug_iteration_domain): Same.
3544 (debug_iteration_domains): Same.
3545 (print_scattering_function): Same.
3546 (print_scattering_functions): Same.
3547 (debug_scattering_function): Same.
3548 (debug_scattering_functions): Same.
3550 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3552 * graphite-poly.c (print_scattering_function_1): New.
3553 (print_scattering_function): Call it.
3554 (print_scop_params): Remove spaces at the end of lines.
3557 * graphite-poly.h (print_cloog): Declared.
3558 (debug_cloog): Declared.
3560 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3562 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3564 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3565 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3566 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3567 to switch between adding the IV bump in loop->latch or in loop->header.
3569 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3571 * graphite-poly.c (print_scattering_function): Pretty print following
3574 (print_pbb_domain): Same.
3575 (dump_gbb_cases): Same.
3576 (dump_gbb_conditions): Same.
3579 (print_scop_params): Same.
3580 (print_scop_context): Same.
3582 (print_pbb_body): New.
3583 (lst_indent_to): New.
3584 (print_lst): Start new lines with a #.
3585 * graphite-poly.h (pbb_bb): New.
3586 (pbb_index): Use pbb_bb.
3587 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3589 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3591 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3593 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3594 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3595 and 0 instead of 1 for dw_val_class_flag.
3596 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3597 dw_val_class_range_list, dw_val_class_loc_list,
3598 dw_val_class_lineptr and dw_val_class_macptr, use
3599 DW_FORM_flag_present for dw_val_class_flag and
3600 DW_FORM_exprloc for dw_val_class_loc.
3601 (output_die): For -gdwarf-4 print dw_val_class_loc
3602 size as uleb128 instead of 1 or 2 bytes and don't print
3603 anything for dw_val_class_flag.
3605 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3606 instead of cselib_lookup following by tweaking locs->setting_insn.
3609 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3610 even before returning from label, setjmp call or volatile asm
3613 2010-03-31 Richard Guenther <rguenther@suse.de>
3616 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3617 temporary data on stack.
3619 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3621 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3622 (PUSHSECTION_ASM_OP): Remove.
3623 (POPSECTION_ASM_OP): Remove.
3624 (PUSHSECTION_FORMAT): Remove.
3625 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3626 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3627 * config/sol2.c (solaris_output_init_fini): Use it.
3629 2010-03-31 Jie Zhang <jie@codesourcery.com>
3632 * opt-functions.awk (var_type_struct): Use signed char type
3633 for simple variables.
3635 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3637 * config/sol2.c: Include output.h.
3638 (solaris_assemble_visibility): New function.
3639 * config/t-sol2 (sol2.o): Add output.h dependency.
3640 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3641 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3644 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3647 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3648 V2SImode or XFmode on PRE_DEC.
3651 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3654 2010-03-31 Jie Zhang <jie@codesourcery.com>
3657 * reload.h (caller_save_initialized_p): Declare.
3658 * toplev.c (backend_init_target): Don't call
3659 init_caller_save but set caller_save_initialized_p to false.
3660 * caller-save.c (caller_save_initialized_p): Define.
3661 (init_caller_save): Check caller_save_initialized_p.
3662 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3664 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3667 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3668 and soft-fp/t-softfp to tmake_file.
3669 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3670 (LIBGCC2_TF_CEXT): Define.
3673 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3676 * cselib.c (n_useless_values): Document handling of debug locs.
3677 (n_useless_debug_values, n_debug_values): New variables.
3678 (new_elt_loc_list): Don't add to debug values, keep count.
3679 (promote_debug_loc): New.
3680 (cselib_reset_table): Zero new variables.
3681 (entry_and_rtx_equal_p): Promote debug locs.
3682 (discard_useless_locs): Increment n_useless_debug_values for
3684 (remove_useless_values): Adjust n_useless_values and n_debug_values
3685 with n_useless_debug_values.
3686 (add_mem_for_addr): Promote debug locs.
3687 (cselib_lookup_mem): Likewise.
3688 (cselib_lookup_addr): Renamed to...
3689 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3690 (cselib_log_lookup): ... this. Turn into...
3691 (cselib_lookup_addr): ... new wrapper.
3692 (cselib_lookup_from_insn): New.
3693 (cselib_invalidate_regno): Increment n_useless_debug_values for
3695 (cselib_invalidate_mem): Likewise.
3696 (cselib_process_insn): Take n_deleted and n_debug_values into
3697 account to guard remove_useless_value call.
3698 (cselib_finish): Zero n_useless_debug_values.
3699 * cselib.h (cselib_lookup_from_insn): Declare.
3700 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3701 (sched_analyze_2): Likewise.
3703 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3705 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3707 (adjust_mems): Replace narrowing SUBREG of expression containing
3708 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3709 with operations in the narrower mode.
3712 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3713 regs_invalidated_by_call instead all call_used_reg_set registers.
3715 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3718 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3719 pointer comparisons with types_compatible_p.
3720 * tree-vect-stmts.c (vectorizable_call): Same.
3721 (vectorizable_condition): Same.
3723 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3725 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3726 stack check if the mask would be zero.
3728 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3729 Jack Howarth <howarth@bromo.med.uc.edu>
3731 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3734 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3737 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3739 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3740 Include ___unordxf2 and ___unordtf2.
3741 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3744 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3746 * config/lm32/t-lm32: New file.
3747 * config.gcc: Use the above file when targetting lm32.
3749 2010-03-28 Duncan Sands <baldrick@free.fr>
3751 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3753 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3756 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3757 Improve vectorization cost model diagnostic.
3759 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3762 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3763 compute_data_dependences_for_loop returns false, early exit
3764 and output an extra diagnostic for the failed data reference
3767 2010-03-29 Richard Guenther <rguenther@suse.de>
3769 PR tree-optimization/43560
3770 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3771 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3773 2010-03-29 Jie Zhang <jie@codesourcery.com>
3776 * toplev.c (process_options): Set optimization_default_node
3777 and optimization_current_node.
3778 * opts.c (decode_options): Don't set optimization_default_node
3779 and optimization_current_node.
3781 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3783 * config/rtems.h: Abandon -qrtems_debug.
3785 2010-03-28 Jan Hubicka <jh@suse.cz>
3787 PR tree-optimization/43505
3788 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3789 map should not be copied.
3791 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3794 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3795 cdtors, set DECL_PRESERVE_P.
3796 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3799 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3801 PR tree-optimization/43528
3802 * stor-layout.c (place_field): Check that constant fits into
3803 unsigned HWI when skipping calculation of MS bitfield layout.
3805 2010-03-27 Jan Hubicka <jh@suse.cz>
3808 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3809 notice_global_symbol work.
3811 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3813 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3814 instead of dwarf2out_decl.
3815 (struct var_loc_node): Remove section_label field.
3816 (dwarf2out_function_decl): New function.
3817 (dwarf2out_var_location): Don't set section_label field.
3818 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3820 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3822 PR tree-optimization/43544
3823 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3824 First argument for builtin vectorized function hook is now a
3825 tree to be able to distinguish between machine specific and
3827 * targhooks.c (default_builtin_vectorized_function): Ditto.
3828 * targhooks.h (default_builtin_vectorized_function): Ditto.
3829 * target.h (struct gcc_target): Ditto.
3830 * tree-vect-stmts.c (vectorizable_function): Ditto.
3831 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3832 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3835 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3838 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3839 nested binding iff it is a FUNCTION_DECL.
3840 (store_parm_decls_newstyle): Pass nested=true to bind for
3841 FUNCTION_DECLs amongst parameters.
3843 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3845 * var-tracking.c (vt_expand_loc_callback): Don't run
3846 cselib_expand_value_rtx_cb in dummy mode if
3847 cselib_dummy_expand_value_rtx_cb returned false.
3849 * var-tracking.c (emit_note_insn_var_location): For one part
3850 notes with offset 0, don't add EXPR_LIST around the location.
3851 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3852 add_location_or_const_value_attribute): Adjust for that change.
3855 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3856 into first operand and location into second.
3857 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3858 dw_cfi_oprnd_loc for DW_CFA_expression.
3859 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3860 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3861 assume first argument is regnum and second argument is location.
3863 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3866 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3867 of scratch register to DImode. Split to DImode comparison operator.
3868 Use SImode subreg of scratch register in the multiplication.
3869 (*cmp_sadd_sidi): Ditto.
3870 (*cmp_ssub_si): Ditto.
3871 (*cmp_ssub_sidi): Ditto.
3873 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3877 Remove invalid assert and wrong comment.
3879 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3882 * flags.h (final_insns_dump_p): New extern.
3883 * final.c (final_insns_dump_p): New variable.
3884 (rest_of_clean_state): Set it before -fdump-final-insns=
3885 dumping, clear afterwards.
3886 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3887 MEM_ALIAS_SET on MEMs.
3889 2010-03-26 David S. Miller <davem@davemloft.net>
3891 * configure.ac: Fix sparc GOTDATA_OP bug check.
3892 * configure: Rebuild.
3894 2010-03-26 Alan Modra <amodra@gmail.com>
3896 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3898 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3900 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3901 TLS_SECTION_ASM_FLAG.
3903 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3906 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3907 Clear first_function_block_is_cold.
3910 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3911 argument if the argument is truth_value_p.
3913 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3915 * config/rs6000/constraints.md: Update copyright year for my changes.
3918 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3919 used in reg+reg addressing, swap registers.
3921 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3924 * target.h (struct gcc_target): Add code_end hook.
3925 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3927 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3928 * toplev.c (compile_file): Call targetm.asm_out.code_end
3929 hook before unwind info/debug info output.
3930 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3931 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3932 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3933 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3934 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3935 * config/i386/i386.c (ix86_file_end): Renamed to...
3936 (ix86_code_end): ... this. Make static. Don't call
3937 file_end_indicate_exec_stack. Emit unwind info using
3938 final_start_function/final_end_function.
3939 (darwin_x86_file_end): Remove.
3940 (TARGET_ASM_CODE_END): Define.
3941 * config/i386/i386.h (TARGET_ASM_FILE_END,
3942 NEED_INDICATE_EXEC_STACK): Don't define.
3943 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3944 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3945 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3946 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3949 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3950 at the beginning and final_end_function at the end.
3951 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3953 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3955 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3956 and Sun as TLS syntax.
3957 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3958 * configure: Regenerate.
3959 * config.in: Regenerate.
3960 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3961 (default_elf_asm_named_section): Use it.
3962 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3963 (i386_output_dwarf_dtprel): Likewise.
3964 (output_addr_const_extra): Likewise.
3965 (output_pic_addr_const): Lowercase @GOTTPOFF.
3966 (output_addr_const_extra): Likewise.
3967 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3968 (output_addr_const_extra): Likewise.
3969 (output_pic_addr_const): Lowercase @INDNTPOFF.
3970 (output_addr_const_extra): Likewise.
3971 (output_pic_addr_const): Lowercase @NTPOFF.
3972 (output_addr_const_extra): Likewise.
3973 (output_pic_addr_const): Lowercase @TPOFF.
3974 (output_addr_const_extra): Likewise.
3975 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
3976 (*tls_global_dynamic_64): Likewise.
3977 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
3978 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
3980 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
3981 (ASM_OUTPUT_TLS_COMMON): Use it.
3982 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
3985 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
3986 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
3987 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
3988 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
3989 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
3990 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
3992 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3994 * config/i386/i386.c (override_options): Don't accept
3995 -mtls-dialect=sun any longer.
3996 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
3997 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
3998 (*tls_local_dynamic_base_32_sun): Likewise.
3999 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4001 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4004 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4005 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4008 * ira.c (adjust_cleared_regs): New function.
4009 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4013 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4015 * expr.c (expand_expr_real): Restore previous
4016 curr_insn_source_location and curr_insn_block after
4017 expand_expr_real_1 call.
4018 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4019 instead of expand_expr_real_1.
4021 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4023 PR rtl-optimization/43413
4024 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4027 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4030 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4031 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4033 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4035 * config/i386/i386.c (ix86_target_string): Add -mfma.
4036 Fix a typo in comment.
4038 2010-03-22 Mike Stump <mikestump@comcast.net>
4041 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4042 Don't overly align based upon packed packed fields.
4044 2010-03-22 Jason Merrill <jason@redhat.com>
4046 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4047 Use () rather than [], and move before the element type.
4049 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4051 * doc/configfiles.texi (Configuration Files): Removed
4052 fixinc/Makefile*, intl/Makefile.*.
4053 * doc/makefile.texi: Fixed markup. Abstract from version
4054 control system used.
4055 (Makefile): Removed obsolete gcc/java/parse.y example.
4056 * doc/sourcebuild.texi: Likewise.
4057 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4058 libgomp, libssp. Removed fastjar.
4059 (Miscellaneous Docs): Clarify location.
4060 Added COPYING3, COPYING3.LIB.
4061 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4063 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4066 * config/i386/i386.c (x86_function_profiler)
4067 [!NO_PROFILE_COUNTERS]: Fix typo.
4068 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4071 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4072 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4074 * doc/sourcebuild.texi (Test Directives): Split into six
4075 subsections, with most of the current text in new subsections
4076 Directives, Selectors, and Final Actions.
4077 (Directives): Split list of test directives into multiple
4079 (Selectors): Describe use and syntax of selectors.
4080 (Effective-Target Keywords): Describe all existing keywords.
4081 (Add Options): Describe features for dg-add-options.
4082 (Require Support): Describe variants of dg-require-support.
4083 (Final Actions): Describe commands to use in dg-final.
4085 2010-03-22 Michael Matz <matz@suse.de>
4088 * recog.c (validate_replace_rtx_group): Replace also in
4089 REG_EQUAL and REG_EQUIV notes.
4091 2010-03-22 Richard Guenther <rguenther@suse.de>
4093 PR tree-optimization/43390
4094 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4095 sure vector extracts are type correct.
4097 2010-03-22 Richard Guenther <rguenther@suse.de>
4100 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4101 x * sqrt (x) even when optimizing for size if the target
4102 has native support for sqrt.
4104 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4106 * varasm.c (make_decl_rtl_for_debug): Also clear
4107 flag_mudflap for the duration of make_decl_rtl call.
4110 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4111 locs from preserved VALUEs.
4113 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4116 * pa.md (movmemsi): Set align to one if zero.
4117 (movmemdi): Likewise.
4119 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4122 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4123 with their corresponding prologue pushes.
4125 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4128 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4129 at the begining or end.
4130 (spu_expand_epilogue): Likewise.
4132 2010-03-20 Richard Guenther <rguenther@suse.de>
4134 PR rtl-optimization/43438
4135 * combine.c (make_extraction): Properly zero-/sign-extend an
4136 extraction of the low part of a CONST_INT. Also handle
4139 2010-03-19 Mike Stump <mikestump@comcast.net>
4141 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4142 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4143 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4145 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4148 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4151 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4153 PR rtl-optimization/42258
4154 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4155 use that may match DEF.
4158 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4159 the cost of loading the constant rather than assuming
4161 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4162 outer code is AND, do the same tests as the andsi3 expander and
4163 return COSTS_N_INSNS (1) if and is cheap.
4165 * optabs.c (avoid_expensive_constant): Fix formatting.
4167 2010-03-19 Michael Matz <matz@suse.de>
4170 * attribs.c (decl_attributes): When rebuilding a function pointer
4171 type use the same qualifiers as the original pointer type.
4173 2010-03-19 Martin Jambor <mjambor@suse.cz>
4175 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4176 and is_gimple_ip_invariant_address.
4178 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4181 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4183 * config/arm/arm.c (arm_override_options): Turn off
4184 flag_dwarf2_cfi_asm for AAPCS variants.
4186 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4189 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4190 Use PRE_MODIFY instead of PRE_DEC.
4191 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4192 (vfp_emit_fstmd): Likewise.
4194 2010-03-19 Michael Matz <matz@suse.de>
4197 * builtins.c (expand_builtin_interclass_mathfn,
4198 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4201 2010-03-19 Richard Guenther <rguenther@suse.de>
4203 PR tree-optimization/43415
4204 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4205 (phi_translate_1): ... this.
4206 (phi_translate): Move all caching here. Cache all NARY
4207 and REFERENCE translations.
4209 2010-03-19 David S. Miller <davem@davemloft.net>
4211 With help from Eric Botcazou.
4212 * config/sparc/sparc.c: Include dwarf2out.h.
4213 (emit_pic_helper): Delete.
4214 (pic_helper_symbol_name): Delete.
4215 (pic_helper_emitted_p): Delete.
4216 (pic_helper_needed): New.
4217 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4218 (get_pc_thunk_name): New.
4219 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4220 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4221 Set pic_helper_needed to true. Don't call emit_pic_helper.
4222 (sparc_expand_prologue): Update load_pic_register call.
4223 (sparc_output_mi_thunk): Likewise.
4224 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4225 thunk if possible. Output CFI information as needed.
4227 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4228 Jack Howarth <howarth@bromo.med.uc.edu>
4231 * config/i386/i386.h: Fix ABI on darwin x86-32.
4233 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4235 * tree.h: Declare make_decl_rtl_for_debug.
4236 * varasm.c (make_decl_rtl_for_debug): New.
4237 * dwarf2out.c (rtl_for_decl_location): Call it.
4238 * cfgexpand.c (expand_debug_expr): Call it.
4240 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4243 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4247 * var-tracking.c (vt_init_cfa_base): Do nothing if
4248 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4250 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4253 * var-tracking.c (canonicalize_vars_star): New.
4254 (dataflow_post_merge_adjust): Use it.
4256 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4259 * var-tracking.c (non_suitable_const): New function.
4260 (add_uses): For DEBUG_INSNs with constants, don't record any
4261 value, instead just the constant value itself.
4262 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4263 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4264 (emit_notes_in_bb): Likewise.
4265 (emit_note_insn_var_location): For onepart variables if
4266 cur_loc is a VOIDmode constant, use DECL_MODE.
4268 2010-03-18 Martin Jambor <mjambor@suse.cz>
4271 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4272 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4273 all non-clones. Moved call redirection...
4274 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4275 (cgraph_materialize_all_clones): Dispose of all
4276 combined_args_to_skip bitmaps.
4277 (verify_cgraph_node): Do not check for edges pointing to wrong
4278 nodes in inline clones.
4279 * tree-inline.c (copy_bb): Call
4280 cgraph_redirect_edge_call_stmt_to_callee.
4281 * ipa.c (cgraph_remove_unreachable_nodes): Call
4282 cgraph_node_remove_callees even when there are used clones.
4284 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4286 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4288 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4291 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4294 2010-03-18 Michael Matz <matz@suse.de>
4297 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4298 into sqrt(x) if we need to preserve signed zeros.
4300 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4301 Eric Botcazou <ebotcazou@adacore.com>
4303 PR rtl-optimization/43360
4304 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4305 note if we don't know its invariant status.
4307 2010-03-18 Michael Matz <matz@suse.de>
4309 PR tree-optimization/43402
4310 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4311 PHI chains of ssa names registered for update.
4313 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4316 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4317 non-offsettable and pre_modify update addressing.
4318 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4319 and "2" alternatives "#".
4320 (*movdd_softfloat32): Make all alternatives "#";
4321 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4322 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4323 (*movdf_softfloat32): Make all alternatives "#";
4324 (movdi): Use the new DIFD mode iterator to create a common splitter
4325 for movdi, movdf and movdd patterns.
4327 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4329 * common.opt (dumpdir): Remove redundant tab.
4331 2010-03-17 Martin Jambor <mjambor@suse.cz>
4333 PR tree-optimization/43347
4334 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4335 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4337 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4339 PR rtl-optimization/42216
4340 * regrename.c (create_new_chain): New function, broken out from...
4341 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4342 appending a use to an empty chain.
4343 (build_def_use): Remove previous changes that convert OP_INOUT to
4344 OP_OUT operands; instead detect the case where an OP_INOUT operand
4345 uses a previously untracked register and create an empty chain for it.
4347 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4349 * doc/extend.texi (Function Attributes): Rewrite unfinished
4350 sentence in ms_abi documentation.
4352 2010-03-17 Alan Modra <amodra@gmail.com>
4354 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4355 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4356 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4357 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4359 2010-03-16 Richard Henderson <rth@redhat.com>
4362 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4363 (lower_try_finally): Save and restore eh_seq around the expansion
4366 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4368 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4369 statements before splitting block.
4371 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4373 * doc/sourcebuild.texi (Testsuites): Fix markup.
4374 Use pathnames relative to gcc/testsuite.
4375 (Test Directives): Move description of how timeout is determined.
4376 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4377 (C Tests): Correct gcc.misc-tests directory.
4378 Framework tests now live in gcc.test-framework.
4380 2010-03-16 Richard Guenther <rguenther@suse.de>
4383 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4384 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4386 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4387 Alexandre Oliva <aoliva@redhat.com>
4389 PR tree-optimization/42917
4390 * lambda-code.c (remove_iv): Skip debug statements.
4391 (lambda_loopnest_to_gcc_loopnest): Likewise.
4392 (not_interesting_stmt): Debug statements are not interesting.
4394 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4398 * cselib.c (cselib_preserve_constants,
4399 cfa_base_preserved_val): New static variables.
4400 (preserve_only_constants): New function.
4401 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4402 clear its REG_VALUES. If cselib_preserve_constants, don't
4403 empty the whole hash table, but preserve there VALUEs with constants,
4404 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4405 (cselib_preserve_cfa_base_value): New function.
4406 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4407 (cselib_init): Change argument to int bitfield. Set
4408 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4410 (cselib_finish): Clear cselib_preserve_constants and
4411 cfa_base_preserved_val.
4412 * cselib.h (enum cselib_record_what): New enum.
4413 (cselib_init): Change argument to int.
4414 (cselib_preserve_cfa_base_value): New prototype.
4415 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4416 * dse.c (dse_step1): Likewise.
4417 * cfgcleanup.c (thread_jump): Likewise.
4418 * sched-deps.c (sched_analyze): Likewise.
4419 * gcse.c (local_cprop_pass): Likewise.
4420 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4421 If FN is non-NULL, call the callback always and whenever it returns
4422 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4423 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4424 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4425 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4426 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4427 * var-tracking.c: Include recog.h.
4428 (bb_stack_adjust_offset): Remove.
4429 (vt_stack_adjustments): Don't call it, instead just gather the
4430 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4431 (adjust_stack_reference): Remove.
4432 (compute_cfa_pointer): New function.
4433 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4434 (struct adjust_mem_data): New type.
4435 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4437 (get_address_mode): New function.
4438 (replace_expr_with_values): Use it.
4439 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4440 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4441 (adjust_sets): Remove.
4442 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4443 Use get_address_mode.
4444 (get_adjusted_src): Remove.
4445 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4446 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4447 (add_with_sets): Don't call adjust_sets.
4448 (fp_setter, vt_init_cfa_base): New functions.
4449 (vt_initialize): Change return type to bool. Move most of pool etc.
4450 initialization to the beginning of the function from end. Pass
4451 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4452 If !frame_pointer_needed, call vt_stack_adjustment before mos
4453 vector is filled, call vt_init_cfa_base if argp/framep has been
4454 eliminated to sp. If frame_pointer_needed and argp/framep has
4455 been eliminated to hard frame pointer, set
4456 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4457 encountering fp setter in the prologue. For MO_ADJUST, call
4458 log_op_type before pusing the op into mos vector, not afterwards.
4459 Call adjust_insn before cselib_process_insn/add_with_sets,
4460 call cancel_changes (0) afterwards.
4461 (variable_tracking_main_1): Adjust for vt_initialize calling
4462 vt_stack_adjustments and returning whether it succeeded or not.
4464 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4466 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4469 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4471 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4473 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4474 drap_reg has not been set.
4476 2010-03-15 Michael Matz <matz@suse.de>
4479 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4480 use it to expand block copies.
4481 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4482 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4483 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4485 2010-03-15 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/43367
4488 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4491 2010-03-15 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/43317
4494 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4496 2010-03-15 Martin Jambor <mjambor@suse.cz>
4498 PR tree-optimization/43141
4499 * tree-sra.c (create_abstract_origin): New function.
4500 (modify_function): Call create_abstract_origin.
4502 2010-03-15 Chris Demetriou <cgd@google.com>
4504 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4507 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4510 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4511 call insert_out_of_ssa_copy for default definitions.
4513 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4515 * graphite-clast-to-gimple.c (my_long_long): Defined.
4516 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4517 * graphite-sese-to-poly.c (my_long_long): Defined.
4518 (scop_ivs_can_be_represented): Use it.
4520 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4522 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4523 graphite-max-bbs-per-function, and loop-block-tile-size.
4524 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4526 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4528 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4530 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4531 forward declaration.
4532 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4533 (add_upper_bounds_from_estimated_nit): New.
4534 (build_loop_iteration_domains): Use it.
4536 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4538 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4540 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4543 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4544 should be an INTEGER_CST. Also handle CASE_CONVERT.
4546 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4548 * graphite.c (graphite_initialize): To bound the number of bbs per
4549 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4550 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4551 * doc/invoke.texi: Document it.
4553 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4555 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4556 * graphite-sese-to-poly.h (build_poly_scop): Same.
4558 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4560 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4561 the number of parameters in the scop. Use as an upper bound
4562 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4563 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4564 * doc/invoke.texi: Document it.
4566 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4568 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4569 * doc/c-tree.texi: Remove.
4570 * doc/generic.texi: Merge c-tree.texi here.
4571 * doc/gccint.texi (Trees): Remove menu entry.
4572 (c-tree.texi): Remove @include.
4573 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4574 * doc/languages.texi (Reading RTL): Ditto.
4576 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4579 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4581 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4584 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4585 code added to work around reload clobbering CONST insns.
4587 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4589 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4590 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4591 (cselib_preserve_only_values): Remove retain argument, don't
4592 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4593 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4594 * var-tracking.c (micro_operation): Move insn field before union.
4595 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4596 (struct variable_tracking_info_def): Remove n_mos field, change
4597 mos into a vector of micro_operations.
4598 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4599 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4600 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4601 changing into a vector.
4602 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4603 come before all other uops generated by add_stores.
4604 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4606 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4607 a vector. Run just one pass over the bbs instead of separate counting
4608 and computation phase.
4609 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4612 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4613 into *nonlocalized_list vector.
4614 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4615 even if origin is non-NULL.
4616 (gen_variable_die): Likewise.
4617 (process_scope_var): Don't change origin.
4618 (gen_decl_die): Likewise.
4619 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4620 before adding new edges instead of after it, fix moving over
4623 2010-03-11 David S. Miller <davem@davemloft.net>
4625 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4627 * configure: Rebuild.
4629 2010-03-11 Martin Jambor <mjambor@suse.cz>
4631 PR tree-optimization/43257
4632 * tree.c (assign_assembler_name_if_neeeded): New function.
4633 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4635 * tree.h (assign_assembler_name_if_neeeded): Declare.
4636 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4637 the function if needed.
4639 2010-03-11 Chris Demetriou <cgd@google.com>
4641 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4642 include/stdint-gcc.h, and include/stdint.h world-readable.
4644 2010-03-11 Richard Guenther <rguenther@suse.de>
4646 PR tree-optimization/43255
4647 * tree-vrp.c (process_assert_insertions_for): Do not insert
4648 asserts for trivial conditions.
4650 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4652 PR tree-optimization/43280
4653 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4654 generation. Move calculation of size out of the if branch.
4655 (find_bswap): Modify compare number generation.
4657 2010-03-11 Richard Guenther <rguenther@suse.de>
4660 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4661 (input_gimple_stmt): Fixup handled component types during
4662 operand read. Also fix up decls in ADDR_EXPRs.
4664 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4666 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4667 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4669 2010-03-10 Jan Hubicka <jh@suse.cz>
4672 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4673 * varasm.c (get_variable_section): Don't do that here...
4674 (make_decl_rtl): ... and here.
4675 (do_assemble_alias): Produce decl RTL.
4676 (assemble_alias): Likewise.
4678 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4681 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4682 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4684 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4685 (based_loc_descr): Only express drap or vdrap regno based expressions
4686 using DW_OP_fbreg when not optimizing.
4687 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4688 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4689 REG_CFA_SET_VDRAP note.
4691 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4693 PR tree-optimization/43236
4694 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4695 error in calculation of base address in reverse iteration case.
4696 (generate_builtin): Take number of latch executions if the statement
4699 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4702 * tree-eh.c: Include pointer-set.h.
4703 (lower_eh_dispatch): Filter out duplicate case labels and
4704 remove the unneeded edge when the label is unused. Return
4705 true when some edges are removed.
4706 (execute_lower_eh_dispatch): When any lowering resulted in
4707 removing an edge, also delete unreachable blocks.
4709 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4712 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4713 UNSPEC_MACHOPIC_OFFSET.
4715 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4718 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4719 (m68k_delegitimize_address): New function.
4721 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4724 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4727 * var-tracking.c (adjust_sets): New function.
4728 (count_with_sets, add_with_sets): Use it.
4729 (get_adjusted_src): New inline function.
4730 (add_stores): Use it.
4733 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4734 call cselib_dummy_expand_value_rtx_cb instead of
4735 cselib_expand_value_rtx_cb.
4738 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4739 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4740 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4741 and .cfi_endproc around the pic thunks.
4742 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4743 all queued unwind info register saves are saved before the call.
4744 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4745 considered as sp-=4 for unwind info and the pop as sp+=4 which
4746 also clobbers dest, but doesn't actually restore it.
4749 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4750 RTX_FRAME_RELATED_P.
4752 2010-03-09 Jie Zhang <jie@codesourcery.com>
4754 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4755 whitespaces in output template.
4757 2010-03-09 Jie Zhang <jie@codesourcery.com>
4759 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4762 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4764 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4765 builtins.exp in a separate job.
4767 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4769 * graphite-sese-to-poly.c (add_param_constraints): Use
4770 lower_bound_in_type and upper_bound_in_type.
4772 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4774 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4775 instead of unsigned_type_node.
4777 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4778 Reza Yazdani <reza.yazdani@amd.com>
4781 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4782 on pointer type parameters.
4784 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4788 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4789 handle conversions from pointer to integers.
4790 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4791 induction variable, to be able to work with code generated by CLooG.
4792 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4793 (build_poly_scop): Bail out if we cannot codegen a loop.
4795 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4797 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4798 code generation with gloog_error.
4800 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4802 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4803 Call fold_convert on all the returned values.
4804 (expand_scalar_variables_expr): Pass to
4805 expand_scalar_variables_ssa_name the type of the resulting expression.
4807 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4809 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4810 ppl_min_for_le_pointset.
4811 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4812 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4814 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4816 * graphite-dependences.c (map_into_dep_poly): Removed.
4817 (dependence_polyhedron_1): Use combine_context_id_scat.
4819 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4821 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4822 (struct poly_bb): Same.
4823 (combine_context_id_scat): New.
4825 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4828 * sese.c (name_defined_in_loop_p): Return false for default
4831 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4833 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4834 and clean up the logic.
4836 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4838 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4841 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4843 * var-tracking.c (remove_cselib_value_chains): Define only for
4845 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4846 delete_slot_part, emit_notes_for_differences_1): Don't call
4847 remove_cselib_value_chains here.
4848 (set_slot_part, emit_notes_for_differences_2): Don't call
4849 add_cselib_value_chains here.
4850 (preserved_values): New vector.
4851 (preserve_value): New function.
4852 (add_uses, add_stores, vt_add_function_parameters): Use it
4853 instead of cselib_preserve_value.
4854 (changed_values_stack): New vector.
4855 (check_changed_vars_0): New function.
4856 (check_changed_vars_1, check_changed_vars_2): Use it.
4857 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4858 changed_values_stack VALUEs.
4859 (vt_emit_notes): For all preserved_values call
4860 add_cselib_value_chains. If ENABLE_CHECKING call
4861 remove_cselib_value_chains before verifying value_chains is empty.
4862 Initialize and free changed_values_stack.
4863 (vt_initialize): Initialize preserved_values.
4864 (vt_finalize): Free preserved_values.
4866 2010-03-08 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/43269
4869 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4872 2010-03-08 Martin Jambor <mjambor@suse.cz>
4874 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4875 (ipa_is_param_called): Removed.
4876 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4877 (ipa_print_node_params): Do not print the called flag.
4878 (ipa_write_node_info): Do not stream the called flag.
4879 (ipa_read_node_info): Likewise.
4881 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4884 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4885 * cselib.c (struct expand_value_data): Add dummy field.
4886 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4888 (cselib_dummy_expand_value_rtx_cb): New function.
4889 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4891 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4892 * var-tracking.c: Include pointer-set.h.
4893 (variable): Change n_var_parts to char from int. Add
4894 cur_loc_changed and in_changed_variables fields.
4895 (variable_canonicalize): Remove.
4896 (shared_var_p): New inline function.
4897 (unshare_variable): Maintain cur_loc_changed and
4898 in_changed_variables fields. If var was in changed_variables,
4899 replace it there with new_var. Just copy cur_loc instead of
4900 resetting it to something else.
4901 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4902 (dataflow_set_union): Don't call variable_canonicalize.
4903 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4904 of their DEBUG_EXPR_TREE_DECLs.
4905 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4906 and in_changed_variables and cur_loc_changed is false.
4907 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4908 and cur_loc_changed. Don't update cur_loc here.
4909 (variable_merge_over_src): Don't call variable_canonicalize.
4910 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4911 removing loc that is equal to cur_loc, clear cur_loc,
4912 set cur_loc_changed and ensure variable_was_changed is called.
4913 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4914 compare pointers in cur_loc check, if it is equal to loc,
4915 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4916 (variable_different_p): Remove compare_current_location argument,
4917 don't compare cur_loc.
4918 (dataflow_set_different_1): Adjust variable_different_p caller.
4919 (variable_was_changed): If dv had some var in changed_variables
4920 already, reset in_changed_variables flag for it and propagate
4921 cur_loc_changed over to the new variable. On empty var
4922 always set cur_loc_changed. Set in_changed_variables on whatever
4923 var is added to changed_variables.
4924 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4925 Use shared_var_p. When removing loc that is equal to cur_loc,
4926 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4927 end, don't set it to something else, just call variable_was_changed.
4928 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4929 loc being removed, clear cur_loc and set cur_loc_changed.
4930 Set cur_loc_changed if all locations have been removed.
4931 (struct expand_loc_callback_data): New type.
4932 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4933 allocated. Always create SUBREGs if simplify_subreg failed.
4934 Prefer to use cur_loc, when that fails and still in
4935 changed_variables (and seen first time) recompute it. Set
4936 cur_loc_changed of variables which had to change cur_loc and
4937 compute elcd->cur_loc_changed if any of the subexpressions used
4938 had to change cur_loc.
4939 (vt_expand_loc): Adjust to pass arguments in
4940 expand_loc_callback_data structure.
4941 (vt_expand_loc_dummy): New function.
4942 (emitted_notes): New variable.
4943 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4944 that weren't used for any other decl in current
4945 emit_notes_for_changes call call vt_expand_loc_dummy to update
4946 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4947 first loc_chain location if NULL before. Always use just
4948 cur_loc instead of first loc_chain location. When cur_loc_changed
4949 is false, when not --enable-checking=rtl just don't emit any note.
4950 When rtl checking, compute the note and assert it is the same
4951 as previous note. Clear cur_loc_changed and in_changed_variables
4952 at the end before removing from changed_variables.
4953 (check_changed_vars_3): New function.
4954 (emit_notes_for_changes): Traverse changed_vars to call
4955 check_changed_vars_3 on each changed var.
4956 (emit_notes_for_differences_1): Clear cur_loc_changed and
4957 in_changed_variables. Recompute cur_loc of new_var.
4958 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4959 (vt_emit_notes): Initialize and destroy emitted_notes.
4961 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4963 PR rtl-optimization/42220
4964 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4965 Use verify_reg_tracked to determine if we should use OP_OUT rather
4967 (build_def_use): If we see an in-out operand for a register that we
4968 know nothing about, treat is an output if possible, fail the block if
4971 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4974 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
4977 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4980 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
4981 uses of relevant DEFs that are dead outside the loop too.
4983 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
4985 * var-tracking.c (dataflow_set_merge): Swap src and src2.
4987 2010-01-13 Jakub Jelinek <jakub@redhat.com>
4989 * var-tracking.c (values_to_unmark): New variable.
4990 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
4991 values_to_unmark vector. Moved body to...
4992 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
4993 instead queue it into values_to_unmark vector.
4994 (vt_find_locations): Free values_to_unmark vector.
4996 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
4998 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
4999 (site.exp): Export them when plugins are enabled.
5001 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5004 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5006 (chrec_fold_multiply): Same.
5008 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5011 * c-decl.c (build_compound_literal): Return early if init is
5014 2010-03-04 Martin Jambor <mjambor@suse.cz>
5016 PR tree-optimization/43164
5017 PR tree-optimization/43191
5018 * tree-sra.c (type_consists_of_records_p): Reject records with
5019 zero-size bit-fields at the end.
5021 2010-03-04 Mike Stump <mikestump@comcast.net>
5023 * Makefile.in (TAGS): Remove *.y.
5025 2010-03-04 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/40761
5028 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5030 (my_rev_post_order_compute): New function.
5031 (init_pre): Call it.
5033 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5036 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5037 decrease the cost of an IV candidate when the cost is infinite.
5039 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5041 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5042 Use '3DNow!' for the extension of that name, ensure normal space
5044 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5046 2010-03-03 Jeff Law <law@redhat.com>
5048 * PR middle-end/32693
5049 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5050 than gen_rtx_SUBREG.
5051 (extract_bit_field_1): Likewise.
5053 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5055 * doc/sourcebuild.texi (Test directives): Document that arguments
5056 include-opts and exclude-opts are now optional for dg-skip-if,
5057 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5059 2010-03-03 Jason Merrill <jason@redhat.com>
5062 * cgraph.h (varpool_node): Add extra_name field.
5063 * varpool.c (varpool_extra_name_alias): New.
5064 (varpool_assemble_decl): Emit extra name aliases.
5065 (varpool_mark_needed_node): Look past an extra name alias.
5066 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5067 * lto-streamer-in.c (lto_input_tree): Read it.
5068 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5070 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5072 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5073 (sparc*-*-solaris2*): ...this.
5075 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5078 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5079 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5080 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5081 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5084 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5085 fallthrough to default handling, just with want_address 0 instead of 2.
5086 For single element lists, add_AT_loc directly, otherwise create an
5087 artificial variable DIE and stick location list to it.
5090 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5091 (VAL_EXPR_HAS_REVERSE): Define.
5092 (reverse_op): New function.
5093 (add_stores): For reversible operations add an extra MO_VAL_USE.
5095 2010-03-02 Jason Merrill <jason@redhat.com>
5097 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5099 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5101 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5102 (sparc64-*-linux*): Likewise.
5103 (sparc64-*-solaris2*): Include assembler files before linker ones.
5104 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5105 * config/sparc/gas.h: Delete.
5106 * config/sparc/sol2-64.h: Add copyright notice.
5107 * config/sparc/sol2-gas-bi.h: Likewise.
5108 * config/sparc/sol2-gld.h: Likewise.
5109 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5110 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5111 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5112 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5113 (sparc_elf_asm_named_section): Rename into...
5114 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5116 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5118 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5120 2010-03-02 Jeff Law <law@redhat.com>
5123 * reload1.c (rtx_p, substitute_stack): Declare.
5124 (substitute): Record addresses of changed rtxs.
5125 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5126 Restore the original rtx when complete.
5127 (reload): Free subsitute_stack when complete.
5129 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5131 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5132 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5134 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5135 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5136 Torture Tests): Change from subsection to section.
5138 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5139 Steven Bosscher <steven@gcc.gnu.org>
5141 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5144 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5147 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5148 the assignment from the new induction variable to the assignment
5149 of the value from the original loop PHI function.
5151 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5152 Daniel Jacobowitz <dan@codesourcery.com>
5154 * doc/sourcebuild.texi (Test directives): Clarify options to
5157 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5159 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5160 Disable cfi directives unless GCC and gas agree on using read-only
5161 .eh_frame sections for 64-bit.
5162 * configure: Regenerate.
5164 2010-03-01 Richard Guenther <rguenther@suse.de>
5166 PR tree-optimization/43220
5167 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5168 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5170 2010-03-01 Richard Guenther <rguenther@suse.de>
5171 Martin Jambor <mjambor@suse.cz>
5174 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5175 gimplified parameters.
5177 2010-03-01 Christian Bruel <christian.bruel@st.com>
5179 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5181 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5183 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5185 2010-03-01 Richard Guenther <rguenther@suse.de>
5188 * expr.c (expand_assignment): Use the alias-oracle to tell
5189 if the rhs aliases the result decl.
5191 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5194 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5195 to sol_gt_pch_get_address.
5196 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5197 64-bit, SPARC and x86.
5198 (sol_gt_pch_get_address): New function.
5200 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5202 * toplev.h (inform_n, error_n): Declare.
5203 * diagnostic.c (inform_n, error_n): New function.
5205 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5207 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5208 has no rtl yet when processing local_decls, queue it and recheck
5209 if deferred stack allocation hasn't assigned it rtl.
5211 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5213 * config/sh/sh.c (unspec_bbr_uid): New.
5214 (gen_block_redirect): Use it instead of INSN_UID.
5215 (gen_far_branch): Likewise.
5217 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5219 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5220 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5222 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5224 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5225 (Warning Options): -Wno-conversion-null is valid for
5226 Objective-C++ as well.
5227 * doc/tm.texi (Named Address Spaces): Likewise.
5228 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5229 * doc/tree-ssa.texi (Tree SSA): Likewise.
5231 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5234 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5235 by default. Don't set the default arch for
5236 i[34567]86-*-darwin*|x86_64-*-darwin*.
5238 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5241 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5242 default. Set the default 32bit/64bit archs with $with_arch
5243 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5245 2010-02-27 Richard Guenther <rguenther@suse.de>
5247 PR tree-optimization/43186
5248 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5249 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5250 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5251 unroller iterations.
5253 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5255 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5256 required and i[34567]86-*-* targets don't support 64bit ISA.
5258 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5261 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5264 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5266 * config.gcc: Set the default arch at least to Prescott for
5267 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5268 if SSE math is enabled.
5270 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5272 * diagnostic.c (diagnostic_initialize): Update.
5273 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5275 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5276 (diagnostic_inhibit_notes): New.
5277 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5279 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5282 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5283 * doc/standards.texi: Likewise.
5284 * doc/extend.texi: Likewise.
5285 * doc/trouble.texi: Likewise.
5286 * doc/cppopts.texi: Likewise.
5287 * doc/install.texi: Likewise.
5288 * c.opt (std=c90,std=gnu90): New options.
5289 * c-opts.c (c_common_handle_option): Handle them.
5291 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5294 * c-decl.c (undeclared_variable): Use an informative note.
5296 2010-02-26 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/43186
5299 * gimple.h (gimple_fold): Remove.
5300 * gimple.c (gimple_fold): Remove. Inline into single user ...
5301 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5302 Try harder for conditions.
5304 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5307 * function.c (used_types_insert): Don't skip through named pointer
5308 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5309 and it is different from the main variant's type.
5311 2010-02-26 Nick Clifton <nickc@redhat.com>
5313 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5315 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5317 * config.gcc: Support --with-fpmath=sse for x86.
5319 * config/i386/ssemath.h: New.
5321 * doc/install.texi (--with-fpmath=sse): Documented.
5323 2010-02-26 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/43188
5326 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5327 vector types of over-aligned element type.
5329 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5332 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5333 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5335 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5337 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5339 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5341 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5342 * var-tracking.c: Include diagnostic.h.
5343 (debug_dv): New function.
5344 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5347 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5348 (add_value_chain, add_value_chains, remove_value_chain,
5349 remove_value_chains): Handle DEBUG_EXPRs.
5350 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5353 * regcprop.c (struct queued_debug_insn_change): New type.
5354 (struct value_data_entry): Add debug_insn_changes field.
5355 (struct value_data): Add n_debug_insn_changes field.
5356 (debug_insn_changes_pool): New variable.
5357 (free_debug_insn_changes, apply_debug_insn_changes,
5358 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5359 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5360 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5362 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5364 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5365 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5366 changes, call cprop_find_used_regs via note_stores.
5367 (copyprop_hardreg_forward): When copying vd from predecessor
5368 which has any queued DEBUG_INSN changes, make sure the pointers are
5369 cleared. At the end call df_analyze and then if there are any
5370 DEBUG_INSN changes queued at the end of some basic block for still
5371 live registers, apply them.
5372 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5374 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5376 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5379 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5381 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5382 targets. Set the default with_cpu/with_arch from arch/cpu.
5383 Allow x86-64 and native for with_cpu/with_arch.
5385 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5387 * ebitmap.c: Change calls to verify_popcount with calls to
5388 sbitmap_verify_popcount.
5389 (ebitmap_clear_bit): Fixed map->cacheindex test and
5390 map>cache update when bit clearing results in an empty
5393 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5396 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5397 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5398 and support both V2DF and V2DI modes.
5399 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5400 support both V2DF and V2DI modes.
5401 (general): Delete trailing whitespace from a few patterns.
5403 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5404 V2DF/V2DI interleave high/low builtins.
5406 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5409 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5410 interleave high/low functions.
5412 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5414 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5415 #pragma extern_prefix.
5417 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5420 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5421 BLKmode, assert op0 is a MEM and just adjust its mode.
5424 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5425 if bitpos isn't multiple of mode's bitsize.
5427 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5429 * c.opt (-ftemplate-depth=): New.
5430 (-ftemplate-depth-): Deprecate.
5431 * optc-gen.awk: Handle -ftemplate-depth=.
5432 * opth-gen.awk: Likewise.
5433 * c-opts.c (c_common_handle_option): Likewise.
5434 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5436 2010-02-24 Jason Merrill <jason@redhat.com>
5438 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5440 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5442 * cfg.c (alloc_aux_for_block): Remove inline.
5443 (alloc_aux_for_edge): Likewise.
5445 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5447 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5449 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5451 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5452 * config/i386/sol2-gas.h: New file.
5453 * config.gcc (i[34567]86-*-solaris2*): Use it.
5455 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5458 * c-typeck.c (ep_convert_and_check): New.
5459 (build_conditional_expr): Use it.
5460 (build_binary_op): Likewise.
5462 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5464 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5467 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5468 bounds even for -O+.
5469 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5470 expr needs to have DECL_NAME set.
5472 2010-02-24 Nick Clifton <nickc@redhat.com>
5474 * config/mep/mep.c: Include gimple.h.
5475 (mep_function_uses_sp): Delete unused function.
5476 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5477 parameters. Use unsigned integers to count args. Return a
5478 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5480 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5483 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5484 greater or equal to nelt instead of 2 * nelt.
5485 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5488 2010-02-23 Jason Merrill <jason@redhat.com>
5491 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5492 in cfun->local_decls even if they have register types.
5495 * stor-layout.c (place_field): Don't warn about unnecessary
5496 DECL_PACKED if the type is packed.
5498 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5501 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5502 GOTOFF relocs, even when the base reg isn't pic pointer.
5504 2010-02-23 Michael Matz <matz@suse.de>
5507 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5508 (expand_gimple_basic_block): Generate and use debug temps if there
5509 are debug uses left after the last real use of TERed ssa names.
5510 Unlink debug immediate uses when they are expanded.
5512 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5515 * config/i386/i386.c (override_options): Reorganise to provide
5516 better error messages.
5518 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5521 * graphite-scop-detection.c (create_single_exit_edge): Move
5522 the call to find_single_exit_edge to....
5523 (create_sese_edges): ...here. Don't handle multiple edges
5524 exiting the function.
5525 (build_graphite_scops): Don't handle multiple edges
5526 exiting the function.
5528 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5531 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5532 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5534 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5537 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5539 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5542 * c-typeck.c (convert_arguments): Print declaration location.
5543 * c-common.c (validate_nargs): Rename as
5544 builtin_function_validate_nargs.
5545 (check_builtin_function_arguments): Update.
5547 2010-02-22 Richard Guenther <rguenther@suse.de>
5550 * tree-inline.c (declare_return_variable): Use the type of
5551 the call stmt lhs if available.
5553 2010-02-22 Duncan Sands <baldrick@free.fr>
5555 * passes.c (register_pass): Always consider all pass lists when
5556 ref_pass_instance_number is zero.
5558 2010-02-22 Richard Guenther <rguenther@suse.de>
5560 PR tree-optimization/42749
5561 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5562 parameter. Do arithmetic in the original type.
5563 (update_accumulator_with_ops): Likewise.
5564 (adjust_accumulator_values): Adjust.
5566 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5568 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5569 (QI to BLKmode splitter): New splitter.
5571 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5573 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5574 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5576 2010-02-22 Richard Guenther <rguenther@suse.de>
5578 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5580 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5582 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5583 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5584 ($(T)crti.o, $(T)crtn.o): Remove rules.
5586 2010-02-21 Tobias Burnus <burnus@net-b.de>
5589 * doc/invoke.texi (-fassociative-math): Document that this
5590 option is automatically enabled for Fortran.
5592 2010-02-20 David S. Miller <davem@davemloft.net>
5594 * configure.ac: Test if linker and assembler properly support
5595 GOTDATA_OP relocations.
5596 * configure: Rebuild.
5597 * config.in: Likewise.
5598 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5599 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5600 (movsi_high_pic): Likewise.
5601 (movdi_lo_sum_pic): Likewise.
5602 (movdi_high_pic): Likewise.
5603 (movsi_pic_gotdata_op): New pattern.
5604 (movdi_pic_gotdata_op): Likewise.
5605 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5606 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5608 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5611 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5612 attribute to ssemul.
5613 (xop_mulv2div2di3_high): Ditto.
5615 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5618 * c.opt (Wconversion-null): New option.
5619 * doc/invoke.texi (Wconversion-null): Document.
5621 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5623 * common.opt (Wlarger-than-): Add Undocumented.
5625 2010-02-19 Mike Stump <mikestump@comcast.net>
5627 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5629 2010-02-19 Jason Merrill <jason@redhat.com>
5632 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5633 * configure: Likewise.
5635 2010-02-20 Alan Modra <amodra@gmail.com>
5638 * cgraph.h (cgraph_make_decl_local): Declare.
5639 * cgraph.c (cgraph_make_decl_local): New function.
5640 (cgraph_make_node_local): Use it.
5641 * cgraphunit.c (cgraph_function_versioning): Likewise.
5642 * ipa.c (function_and_variable_visibility): Likewise.
5644 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5647 * except.c (sjlj_emit_function_enter): Don't call
5648 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5650 * rtl.h (add_reg_br_prob_note): Remove prototype.
5652 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5655 * c-common.c (conversion_warning): Remove widening conversions
5656 before checking the conversion of integers to reals.
5658 2010-02-19 Mike Stump <mikestump@comcast.net>
5661 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5664 * cgraphunit.c (process_function_and_variable_attributes): Check
5665 DECL_PRESERVE_P instead of looking up attribute "used".
5666 * ipa-pure-const.c (check_decl): Likewise.
5667 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5668 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5669 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5670 instead of attribute "used".
5671 * config/sol2-c.c (solaris_pragma_init): Likewise.
5672 (solaris_pragma_fini): Likewise.
5674 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5676 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5677 Use XCNEW instead of xcalloc.
5678 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5679 XNEW instead of xmalloc.
5680 (get_fields): Use XNEWVEC instead of xmalloc.
5683 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5684 populate vars array.
5685 (create_new_general_access): For debug stmts just reset value.
5686 (get_stmt_accesses): For accesses within debug stmts just record them
5687 using add_access_to_acc_sites instead of preventing the peeling or
5688 counting them as accesses.
5691 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5693 2010-02-19 Richard Guenther <rguenther@suse.de>
5695 PR tree-optimization/42916
5696 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5699 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5701 * configure.ac: Replace all uses of changequote in macro arguments
5702 with proper quoting.
5704 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5707 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5709 2010-02-19 Richard Guenther <rguenther@suse.de>
5711 PR tree-optimization/42944
5712 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5713 test for aliasing with errno.
5715 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5718 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5719 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5720 * dojump.c: Include output.h.
5721 (inv): New inline function.
5722 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5723 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5724 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5725 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5726 argument, pass it down to other calls.
5727 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5728 add REG_BR_PROB note to the conditional jump.
5729 * cfgexpand.c (add_reg_br_prob_note): Removed.
5730 (expand_gimple_cond): Don't call it, add the probability
5731 as last argument to jumpif_1/jumpifnot_1.
5732 * Makefile.in (dojump.o): Depend on output.h.
5733 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5735 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5736 * stmt.c (do_jump_if_equal): Likewise.
5737 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5738 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5739 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5741 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5742 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5743 jumpifnot_1 callers.
5744 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5746 (store_expr): Adjust jumpifnot caller.
5747 (store_constructor): Adjust jumpif caller.
5750 * gimplify.c (gimple_boolify): For __builtin_expect call
5751 gimple_boolify also on its first argument.
5753 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5755 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5757 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5758 * configure: Regenerated.
5760 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5762 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5763 lang_hooks.types_compatible_p instead of comptypes.
5765 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5767 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5768 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5769 if __prefer_thumb__ is defined.
5771 2010-02-18 Martin Jambor <mjambor@suse.cz>
5773 PR tree-optimization/43066
5774 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5775 array with zero-sized element type.
5777 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5779 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5780 rtx, allocate struct var_loc_node here and return it to the
5781 caller, and only if it is actually needed.
5782 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5783 move it earlier and return immediately if it returns NULL.
5785 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5787 * config/sparc/gas.h: New file. Restore
5788 TARGET_ASM_NAMED_SECTION to its ELF default.
5789 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5791 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5792 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5793 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5794 after sparc/sysv4.h.
5796 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5798 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5800 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5802 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5803 patterns from predicated pattern.
5805 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5808 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5809 for insn mnemonic suffix.
5811 2010-02-17 Richard Guenther <rguenther@suse.de>
5813 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5816 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5819 * caller-save.c (save_call_clobbered_regs): If BB ends with
5820 a DEBUG_INSN, move any notes in between last real insn and the last
5821 DEBUG_INSN after the last DEBUG_INSN.
5823 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5825 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5826 Fix return type. Fix argument type. Explain meaning of return value.
5828 2010-02-16 Richard Guenther <rguenther@suse.de>
5830 PR tree-optimization/41043
5831 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5832 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5834 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5836 2010-02-16 Ira Rosen <irar@il.ibm.com>
5838 PR tree-optimization/43074
5839 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5840 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5841 vectorizable cycles in hybrid SLP check.
5842 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5844 2010-02-16 Richard Guenther <rguenther@suse.de>
5846 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5847 (true_dependence): If memrefs_conflict_p computes must-alias
5848 trust it. Move TBAA check after offset-based disambiguation.
5849 (canon_true_dependence): Likewise.
5851 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5853 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5854 * doc/invoke.texi: Document it.
5855 * var-tracking.c: Include toplev.h and params.h.
5856 (vt_find_locations): Return bool indicating success. Compute
5857 hash sizes unconditionally. Check new parameter, report.
5858 (variable_tracking_main_1): Check vt_find_locations results and
5859 retry. Renamed from...
5860 (variable_tracking_main): ... this. New wrapper to preserve
5861 flag_var_tracking_assignments.
5862 * Makefile.in (var-tracking.o): Adjust dependencies.
5864 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5865 Jakub Jelinek <jakub@redhat.com>
5868 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5869 if weak_import attribute is present.
5870 * config/darwin.c (machopic_select_section): Likewise.
5872 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5874 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5875 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5876 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5877 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5882 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5885 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5886 Rewrite text to refer to the names.
5888 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5890 * config/i386/i386-builtin-types.def
5891 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5892 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5893 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5894 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5895 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5896 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5897 IX86_BUILTIN_VPERMIL2PS256.
5898 (MULTI_ARG_4_DF2_DI_I): Defined.
5899 (MULTI_ARG_4_DF2_DI_I1): Defined.
5900 (MULTI_ARG_4_SF2_SI_I): Defined.
5901 (MULTI_ARG_4_SF2_SI_I1): Defined.
5902 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5903 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5904 __builtin_ia32_vpermil2ps256.
5905 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5906 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5907 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5908 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5909 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5910 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5911 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5912 CODE_FOR_xop_vpermil2v8sf3.
5913 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5914 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5915 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5916 (_mm256_permute2_pd): New.
5917 (_mm_permute2_ps): New.
5918 (_mm256_permute2_ps): New.
5920 2010-02-15 Nick Clifton <nickc@redhat.com>
5922 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5923 boolean parameters. Use emit_jump_insn when emitting a pop
5924 instruction containing a return insn.
5925 (push): Use 'true' rather than '1' as second parameter to F.
5926 (h8300_expand_prologue): Likewise.
5927 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5928 (h8300_expand_epilogue): Likewise.
5930 2010-02-15 Richard Guenther <rguenther@suse.de>
5933 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5936 2010-02-15 Nick Clifton <nickc@redhat.com>
5938 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5941 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5943 * intl.c (fake_ngettext): New function.
5944 * intl.h (fake_ngettext): Declare.
5945 (ngettext): Define macro.
5946 * collect2.c (notice_translated): New function.
5947 (main): Use notice_translated and ngettext.
5948 * collect2.h (notice_translated): Declare.
5950 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5952 * reorg.c (delete_computation): Comment fixes.
5953 * caller-save.c (setup_save_areas): Idem.
5954 * sel-sched-dump.c (dump_lv_set): Idem.
5957 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5959 * config/s390/s390.c (s390_sched_init): New function.
5960 (TARGET_SCHED_INIT): Target hook defined.
5962 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5963 Jack Howarth <howarth@bromo.med.uc.edu>
5964 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5967 Partial revert of unintended change in fix for PR41605.
5968 * config/darwin.h: Fix typo.
5969 * config/darwin9.h: Same.
5971 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5973 * c-pch.c (pch_init): Clear v.
5975 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5978 * graphite-scop-detection.c (graphite_can_represent_scev): Call
5979 graphite_can_represent_init for MULT_EXPR.
5981 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5985 * graphite-sese-to-poly.c (remove_phi): New.
5986 (translate_scalar_reduction_to_array): Call remove_phi.
5988 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
5991 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
5992 * graphite-clast-to-gimple.h (gloog): Update declaration.
5993 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
5994 * graphite-poly.h (struct poly_bb): Add missing comments.
5995 (struct scop): Add poly_scop_p field.
5997 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
5998 * graphite.c (graphite_transform_loops): Build the polyhedral
5999 representation for each scop before code generation.
6000 * sese.c (rename_variables_in_operand): Removed.
6001 (rename_variables_in_expr): Return the renamed expression.
6002 (rename_sese_parameters): New.
6003 * sese.h (rename_sese_parameters): Declared.
6005 2010-02-11 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/42998
6008 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6009 POINTER_PLUS_EXPR properly.
6011 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6012 Changpeng Fang <changpeng.fang@amd.com>
6015 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6016 the cost of an IV candidate when the IV is used in a test against zero.
6018 * gcc.dg/tree-ssa/ivopts-3.c: New.
6020 2010-02-11 Richard Guenther <rguenther@suse.de>
6023 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6024 pointer-vs-decl case by swapping refs. Handle some cases
6025 of pointer-vs-decl disambiguations more conservatively.
6026 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6027 to false after expanding.
6029 2010-02-11 Richard Guenther <rguenther@suse.de>
6032 * gcc.c (process_command): Handle LTO file@offset case more
6035 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6037 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6038 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6040 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6042 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6043 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6044 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6045 Optimize eq/ne comparisons when both arguments are known to be
6047 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6048 Don't mask operands unnecessarily if they are known to be already
6051 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6053 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6056 2010-02-10 Richard Guenther <rguenther@suse.de>
6058 PR tree-optimization/43017
6059 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6060 for wrapping signed arithmetic.
6062 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6065 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6066 if no debug info should be emitted for it.
6068 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6070 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6071 note when flag_exceptions is set.
6073 2010-02-10 Duncan Sands <baldrick@free.fr>
6075 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6077 2010-02-10 Richard Guenther <rguenther@suse.de>
6080 * tree.c (get_unwidened): Handle constants.
6081 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6083 2010-02-10 Martin Jambor <mjambor@suse.cz>
6086 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6087 check for variable argument counts independently.
6089 2010-02-10 Christian Bruel <christian.bruel@st.com>
6092 * config/sh/sh.c (find_barrier): Increase length for non delayed
6093 conditional branches.
6095 2010-02-10 Christian Bruel <christian.bruel@st.com>
6097 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6099 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6101 * builtins.c (set_builtin_user_assembler_name): Also handle
6102 ffs if int is smaller than word.
6104 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6107 * ira-conflicts.c (get_dup): Remove.
6108 (process_reg_shuffles): Add new parameter. Use it as an
6109 additional guard for copy generation.
6110 (add_insn_allocno_copies): Rewrite.
6112 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6114 * common.opt (fsched2-use-traces): Preserved for backward
6116 * doc/invoke.texi: Remove the documentation about option
6117 -fsched2-use-traces.
6118 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6119 flag_sched2_use_traces.
6120 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6121 the backward compatibility flag section.
6123 2010-02-09 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/43008
6126 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6127 make HEAP variables initialized from global memory if they
6128 are not known builtin functions.
6129 (find_func_aliases): Adjust.
6131 2010-02-09 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/43000
6134 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6135 arithmetic manually.
6137 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6139 PR tree-optimization/42931
6140 * tree-loop-linear.c (try_interchange_loops): Don't call
6141 double_int_mul if estimated_loop_iterations failed.
6143 2010-02-08 Martin Jambor <mjambor@suse.cz>
6146 * tree-sra.c (build_accesses_from_assign): Do not mark in
6147 should_scalarize_away_bitmap if stmt has volatile ops.
6148 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6151 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6153 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6155 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6157 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6160 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6163 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6165 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6168 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6169 to unknown_dependence.
6170 (graphite_legal_transform_dr): Handle the unknown_dependence.
6171 (graphite_carried_dependence_level_k): Same.
6173 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6175 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6177 2010-02-07 Richard Guenther <rguenther@suse.de>
6180 * expr.c (get_inner_reference): Always initialize *pbitsize.
6182 2010-02-07 Richard Guenther <rguenther@suse.de>
6185 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6186 new ARRAY_REFs on variable size element or minimal index arrays.
6188 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6189 gimple_fold_indirect_ref.
6191 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6194 * arm.c (arm_override_options): Just return if the user has specified
6195 an invalid fpu name.
6197 2010-02-03 Jason Merrill <jason@redhat.com>
6200 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6201 i386_pe_maybe_record_exported_symbol.
6203 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6206 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6207 (pa_delegitimize_address): New function.
6209 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6211 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6212 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6214 2010-02-05 Richard Guenther <rguenther@suse.de>
6217 * lto-streamer-in.c (get_resolution): Deal with references
6218 to undefined functions.
6220 2010-02-05 Richard Guenther <rguenther@suse.de>
6222 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6223 (fold_const_aggregate_ref): Likewise.
6224 (ccp_fold_stmt): Substitute loads.
6225 (maybe_fold_reference): Verify types before substituting.
6227 (fold_gimple_assign): Unshare properly.
6228 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6230 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6232 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6233 for rs6000_gen_cell_microcode.
6235 2010-02-04 Richard Guenther <rguenther@suse.de>
6237 PR rtl-optimization/42952
6238 * dse.c (const_or_frame_p): Remove MEM handling.
6240 2010-02-04 Nick Clifton <nickc@redhat.com>
6242 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6243 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6244 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6245 (mn10300_asm_output_mi_thunk): New function.
6246 (mn10300_can_output_mu_thunk): New function.
6247 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6248 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6249 (FUNCTION_ARG): Delete incorrect comment.
6251 2010-02-03 Jason Merrill <jason@redhat.com>
6254 * fold-const.c (operand_equal_p): Handle erroneous types.
6256 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6258 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6260 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6262 PR rtl-optimization/42941
6263 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6266 2010-02-03 Jason Merrill <jason@redhat.com>
6269 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6271 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6274 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6275 (cselib_reset_table): Renamed from...
6276 (cselib_reset_table_with_next_value): ... this.
6277 (cselib_get_next_uid): Renamed from...
6278 (cselib_get_next_unknown_value): ... this.
6279 * cselib.c (next_uid): Renamed from...
6280 (next_unknown_value): ... this.
6281 (cselib_clear_table): Adjust.
6282 (cselib_reset_table): Adjust. Renamed from...
6283 (cselib_reset_table_with_next_value): ... this.
6284 (cselib_get_next_uid): Adjust. Renamed from...
6285 (cselib_get_next_unknown_value): ... this.
6286 (get_value_hash): Use hash.
6287 (cselib_hash_rtx): Likewise.
6288 (new_cselib_val): Adjust. Set and dump uid.
6289 (cselib_lookup_mem): Pass next_uid as hash.
6290 (cselib_subst_to_values): Likewise.
6291 (cselib_log_lookup): Dump uid.
6292 (cselib_lookup): Pass next_uid as hash. Adjust.
6293 (cselib_process_insn): Adjust.
6294 (cselib_init): Initialize next_uid.
6295 (cselib_finish): Adjust.
6296 (dump_cselib_table): Likewise.
6297 * dse.c (canon_address): Dump value uid.
6298 * print-rtl.c (print_rtx): Print value uid.
6299 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6301 (dv_uid): New function, sort of renamed from...
6302 (dv_htab_hash): ... this, reimplemented in terms of it and...
6303 (dv_uid2hash): ... this. New.
6304 (variable_htab_eq): Drop excess assertions.
6305 (tie_break_pointers): Removed.
6306 (canon_value_cmp): Compare uids.
6307 (variable_post_merge_New_vals): Print uids.
6308 (vt_add_function_parameters): Adjust.
6309 (vt_initialize): Reset table. Adjust.
6311 2010-02-03 Richard Guenther <rguenther@suse.de>
6313 PR tree-optimization/42944
6314 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6315 (call_may_clobber_ref_p_1): Likewise. Properly handle
6316 malloc and calloc clobbering errno.
6318 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6320 * doc/invoke.texi: Fix name of sched1 dump.
6322 * opts.c (decode_options): Set flag_tree_switch_conversion
6323 only conditionally on optimize >= 2.
6325 * gcse.c: Assorted comment fixes in pass description.
6327 2010-02-03 Anthony Green <green@moxielogic.com>
6329 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6330 nop padding in order to maintain alignment of storage location of
6331 target function address.
6332 (moxie_trampoline_init): Store target function address at newly
6334 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6336 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6338 2010-02-03 Richard Guenther <rguenther@suse.de>
6341 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6343 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6345 * config.gcc: Reenable check for obsolete targets.
6346 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6347 mips-sgi-irix6.[0-4]*.
6349 2010-02-02 Nick Clifton <nickc@redhat.com>
6351 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6352 constant size of 4 as being the same as 0.
6353 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6354 can take values in the range 0..4.
6356 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6359 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6360 as _darwin10_Unwind_FindEnclosingFunction().
6361 * libgcc-libsystem.ver: New.
6363 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6366 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6367 implicitly set registers.
6369 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6371 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6372 (arm_override_options): Allow automatic selection of the thread
6373 pointer register if thumb2.
6374 (legitimize_pic_address): Improve code sequences for Thumb2.
6375 (arm_call_tls_get_addr): Likewise.
6376 (legitimize_tls_address): Likewise.
6377 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6378 (pic_load_addr_32bit): ... this. New named pattern.
6379 * thumb2.md (pic_load_addr_thumb2): Delete.
6380 (pic_load_dot_plus_four): Delete.
6381 (tls_load_dot_plus_four): New named pattern.
6383 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6386 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6387 Document fix for TLS bug.
6389 2010-01-31 Richard Guenther <rguenther@suse.de>
6391 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6392 conservatively correct.
6394 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6398 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6400 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6402 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6404 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6406 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6408 * config.gcc: Adjust order of makefile fragments for mingw targets.
6410 2010-01-31 Richard Guenther <rguenther@suse.de>
6413 * gimplify.c (gimplify_init_constructor): For volatile LHS
6414 initialize a temporary.
6416 2010-01-31 Matthias Klose <doko@ubuntu.com>
6418 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6420 * configure: Regenerate.
6422 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6424 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6425 the same alias set and their sizes different constantness.
6426 (aliasing_component_refs_p): Revert 2009-10-24 change.
6428 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6430 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6433 2010-01-29 Richard Guenther <rguenther@suse.de>
6435 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6436 Assert we successfully updated the call.
6438 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6440 PR rtl-optimization/42889
6441 * df.h (df_set_bb_dirty_nonlr): New prototype.
6442 * df-core.c (df_set_bb_dirty_nonlr): New function.
6443 * df-scan.c (df_insn_rescan): Call it instead of
6444 df_set_bb_dirty for DEBUG_INSNs.
6446 2010-01-29 Richard Guenther <rguenther@suse.de>
6449 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6450 quadratic behavior in most cases.
6452 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6455 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6456 in the call to gen_x86_movsicc_0_m1.
6458 2010-01-28 Richard Guenther <rguenther@suse.de>
6460 PR tree-optimization/42871
6461 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6463 2010-01-28 Richard Guenther <rguenther@suse.de>
6465 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6466 into call arguments.
6468 2010-01-28 Richard Guenther <rguenther@suse.de>
6471 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6472 the forwarder if the destination is an EH landing pad.
6474 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6476 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6477 block list passed to gimple_duplicate_sese_tail.
6478 (parallelize_loops): Avoid parallelization when the function
6480 Avoid parallelization when the preheader is IRREDUCIBLE.
6481 Try to optimize when estimated_loop_iterations_int is unresolved.
6482 Add the loop's location to the dump file.
6483 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6484 (gimple_duplicate_sese_tail): Remove the check for the latch.
6485 Redirect nexits to the exit block.
6486 Remove handling of the incoming edges to the latch.
6487 Redirect the backedge from the copied latch to the exit bb.
6489 2010-01-28 Michael Matz <matz@suse.de>
6492 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6493 Wrap force_reg into a sequence, emit it before user.
6495 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6497 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6499 (arm_legacy_rev): Likewise.
6500 (thumb_legacy_rev): Likewise.
6502 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6504 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6505 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6506 on MEM's address failed, try avoid_constant_pool_reference and
6507 recurse if it returned something different.
6508 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6509 address, try avoid_constant_pool_reference and recurse if it
6510 returned something different.
6511 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6512 address and avoid_constant_pool_reference returned something
6513 different, don't set have_address.
6515 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6518 * var-tracking.c (val_store): Add modified argument, obey it.
6520 (count_uses): Move down logging of main.
6521 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6522 don't need resolution.
6523 (emit_notes_in_bb): Likewise.
6525 2010-01-27 Richard Guenther <rguenther@suse.de>
6528 * tree-inline.c (remap_decl): Delay remapping of SSA name
6529 default definitions until we need them.
6531 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6533 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6534 (rs6000_delegitimize_address): New function.
6536 * config/s390/s390.c (s390_delegitimize_address): Call
6537 delegitimize_mem_from_attrs.
6540 * tree-inline.c (cannot_copy_type_1): Removed.
6541 (copy_forbidden): Don't forbid copying of functions containing
6542 records/unions with variable length fields.
6544 2010-01-27 Christian Bruel <christian.bruel@st.com>
6548 * config/sh/sh.c (find_barrier): Increase length for non delayed
6549 conditional branches.
6551 2010-01-27 Matthias Klose <doko@ubuntu.com>
6553 * configure.ac (gnu-unique-object): Fix ldd version check.
6554 * configure: Regenerate.
6556 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6558 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6560 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6561 Test for HAVE_GNU_AS value.
6563 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6565 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6566 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6567 INT64_TYPE): Define.
6568 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6569 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6570 INT_LEAST64_TYPE): Define.
6571 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6572 UINT_LEAST64_TYPE): Define.
6573 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6574 INT_FAST64_TYPE): Define.
6575 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6576 UINT_FAST64_TYPE): Define.
6577 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6578 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6579 (SIG_ATOMIC_TYPE): Define.
6581 2010-01-26 Richard Guenther <rguenther@suse.de>
6583 * df-scan.c (df_scan_set_bb_info): Remove assert.
6584 (df_insn_rescan_debug_internal): Merge asserts.
6585 (df_install_ref): Likewise.
6586 (df_mark_reg): Use bitmap_set_range.
6587 (df_hard_reg_used_p): Remove assert.
6588 (df_hard_reg_used_count): Likewise.
6590 2010-01-26 Richard Guenther <rguenther@suse.de>
6592 PR rtl-optimization/42685
6593 * web.c (web_main): Ignore DEBUG_INSNs.
6595 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6597 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6599 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6600 Fix types of fndecl and arglist parameters.
6602 2010-01-26 Richard Guenther <rguenther@suse.de>
6605 * tree-eh.c (unsplit_eh): Skip debug insns.
6607 2010-01-26 Richard Guenther <rguenther@suse.de>
6609 PR tree-optimization/42250
6610 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6612 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6615 * omp-low.c (expand_omp_sections): Only use single_pred if
6616 l2_bb is single_pred_p.
6618 2010-01-25 Christian Bruel <christian.bruel@st.com>
6621 * config/sh/sh.c (find_barrier): Increase length for non delayed
6622 conditional branches.
6623 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6625 2010-01-24 David S. Miller <davem@davemloft.net>
6627 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6628 define if not using GAS.
6629 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6630 Likewise. Delete SECTION_MERGE code, which is only applicable
6633 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6636 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6637 mangling of va_list in system headers.
6639 2010-01-23 Toon Moene <toon@moene.org>
6641 * tree-predcom.c (combine_chains): Return NULL, not false.
6643 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6645 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6646 initialization of variable res to agree with return type.
6648 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6650 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6651 * tree-sra.c: Add include of expr.h.
6653 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6655 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6656 insert the debug stmt on the single non-EH edge from the stmt.
6658 2010-01-22 Richard Henderson <rth@redhat.com>
6661 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6662 the RHS until after generate_subtree_copies has insertted its
6663 code before the current statement.
6665 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6667 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6669 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6671 2010-01-21 Martin Jambor <mjambor@suse.cz>
6673 PR tree-optimization/42585
6674 * tree-sra.c (struct access): New field grp_total_scalarization.
6675 (dump_access): Dump the new field.
6676 (should_scalarize_away_bitmap): New variable.
6677 (cannot_scalarize_away_bitmap): Likewise.
6678 (sra_initialize): Allocate new bitmaps.
6679 (sra_deinitialize): Free new bitmaps.
6680 (create_access_1): New function.
6681 (create_access): Parts moved to create_access_1.
6682 (type_consists_of_records_p): New function.
6683 (completely_scalarize_record): Likewise.
6684 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6685 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6686 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6688 (analyze_all_variable_accesses): Completely scalarize small eligible
6691 2010-01-21 Martin Jambor <mjambor@suse.cz>
6693 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6695 2010-01-21 Andrew Haley <aph@redhat.com>
6697 * gcc.c (process_command): Move lang_specific_driver before
6698 setting cc_libexec_prefix.
6700 2010-01-21 Richard Guenther <rguenther@suse.de>
6703 * fold-const.c (negate_expr_p): Pretend only negative
6704 real constants are easily negatable.
6706 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6707 Jason Merrill <jason@redhat.com>
6709 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6710 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6711 * calls.c (initialize argument_information): Handle it.
6712 * c-common.c (handle_transparent_union_attribute): Use new name.
6713 * c-decl.c (finish_struct): Ditto.
6714 * c-typeck.c (type_lists_compatible_p): Ditto.
6715 (convert_for_assignment): Use new name and also handle record.
6716 * function.c (aggregate_value_p): Handle it.
6717 (pass_by_reference): Ditto.
6718 (assign_parm_data_types): Ditto.
6719 * print-tree.c (print_node): Ditto.
6720 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6721 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6722 * tree.c (first_field): New fn.
6724 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6727 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6728 even when linking statically, for now.
6730 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6733 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6734 without a cselib val.
6735 (count_uses): Accept MO_VAL_SET with no val on stores.
6736 (add_stores): Likewise.
6738 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6740 * var-tracking.c (check_value_val): Add a compile time assertion.
6741 (dv_is_decl_p): Simplify.
6742 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6743 gcc_assert if ENABLE_CHECKING.
6745 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6748 * var-tracking.c: Include tree-flow.h.
6749 (mem_dies_at_call): New.
6750 (dataflow_set_preserve_mem_locs): Use it.
6751 (dataflow_set_remove_mem_locs): Likewise.
6752 (dump_var): Renamed from dump_variable. Adjust all callers.
6753 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6754 * Makefile.in (var-tracking.o): Adjust deps.
6756 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6758 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6760 2010-01-20 Richard Guenther <rguenther@suse.de>
6762 PR tree-optimization/42717
6763 * tree-ssa-dce.c (get_live_post_dom): Remove.
6764 (forward_edge_to_pdom): Take an arbitrary edge to copy
6765 degenerate PHI args from.
6766 (remove_dead_stmt): Use the first post-dominator even if it
6767 does not contain live statements as redirection destination.
6769 2010-01-20 Richard Guenther <rguenther@suse.de>
6771 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6773 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6775 * sel-sched.c (create_speculation_check): Remove set but not used
6777 (try_transformation_cache): Remove set but not used variable ds.
6778 (calculate_privileged_insns): Remove set but not used variables
6779 cur_insn and min_spec_insn.
6780 (find_best_expr): Remove set but not used variable avail_n.
6781 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6783 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6785 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6786 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6789 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6792 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6793 cpu types. Add support for *-sse3 cpu types.
6794 (x86_64-*-*): Ditto.
6796 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6799 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6800 argument, call initializer_constant_valid_p_1 instead of
6801 initializer_constant_valid_p, pass CACHE to it, return NULL
6802 immediately if first call returns NULL.
6803 (initializer_constant_valid_p_1): New function.
6804 (initializer_constant_valid_p): Use it.
6806 2010-01-20 Thomas Quinot <quinot@adacore.com>
6808 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6810 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6812 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6813 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6814 (loc_list_from_tree): Don't handle unsigned division. Handle
6815 signed modulo using DW_OP_{over,over,div,mul,minus}.
6816 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6817 modulo instead of signed.
6819 2010-01-20 DJ Delorie <dj@redhat.com>
6821 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6823 (h8300_emit_stack_adjustment): Propogate it.
6825 (h8300_expand_prologue): Likewise.
6826 (h8300_expand_epilogue): Likewise.
6828 2010-01-19 Michael Matz <matz@suse.de>
6830 PR tree-optimization/41783
6831 * tree-data-ref.c (toplevel): Include flags.h.
6832 (dump_data_dependence_relation): Also dump the inputs if the
6833 result will be unknown.
6834 (split_constant_offset_1): Look through some conversions.
6835 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6836 the offset from last element is too large.
6837 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6838 (reassociate_to_the_same_stmt): Handle vector registers.
6839 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6841 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6842 wide_prolog_niters argument, emit widening instructions.
6843 (vect_do_peeling_for_alignment): Adjust caller, use widened
6844 variant of the iteration cound.
6845 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6847 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6850 * config/arm/neon-testgen.m (emit_automatics): New parameter
6851 features. Adjust for Fixed_return_reg feature.
6852 (test_intrinsic): Call emit_automatics with new feature.
6853 * config/arm/neon.ml: Update copyright years.
6854 (features): New Fixed_return_reg feature.
6855 (ops): Update feature for Vget_low.
6857 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6859 PR tree-optimization/42719
6860 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6864 * fwprop.c (all_uses_available_at): Return false if def_set dest
6865 is a REG that is used in def_insn.
6867 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6869 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6871 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6874 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6876 * target.h (struct gcc_target) <secondary_reload>: Change type
6877 of last argument to secondary_reload_info *.
6879 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6882 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6883 memory references with unaligned offsets. Remove CQImode handling.
6884 (unaligned_memory_operand): Return 1 for memory references with
6885 unaligned offsets. Remove CQImode handling.
6887 2010-01-18 Richard Guenther <rguenther@suse.de>
6890 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6893 2010-01-18 Richard Guenther <rguenther@suse.de>
6895 PR tree-optimization/42781
6896 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6897 restrict processing only if the original variable was artificial.
6899 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6901 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6902 find number of popped argument bytes.
6904 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6905 Fix the text that describes the return value for invalid insns.
6907 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6909 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6910 Clarify what 'cost of the -dependence' is. Fix quoting.
6912 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6913 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6915 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6917 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6918 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6920 2010-01-17 Richard Guenther <rguenther@suse.de>
6923 * function.c (split_complex_args): Take a VEC to modify.
6924 (assign_parms_augmented_arg_list): Build a VEC instead of
6925 a chain of PARM_DECLs.
6926 (assign_parms_unsplit_complex): Take a VEC of arguments.
6927 Do not fixup unmodified parms.
6928 (assign_parms): Deal with the VEC.
6929 (gimplify_parameters): Likewise.
6931 2010-01-17 Richard Guenther <rguenther@suse.de>
6933 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6934 node existence check.
6935 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6936 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6937 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6938 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6939 (gimple_execute_on_growing_pred): Likewise.
6941 2010-01-17 Richard Guenther <rguenther@suse.de>
6943 PR tree-optimization/42773
6944 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6945 (compute_antic_aux): Likewise.
6946 (compute_partial_antic_aux): Likewise.
6948 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6951 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6954 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6956 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6959 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6960 Fix markup for strict argument.
6962 (TARGET_SCHED_REORDER2): Fix argument types.
6964 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6965 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6967 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6968 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6970 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6973 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
6974 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
6975 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
6976 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
6977 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
6979 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
6981 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
6983 (TARGET_ASM_RELOC_RW_MASK): Add return type.
6984 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
6986 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
6988 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
6991 (TARGET_ASM_NAMED_SECTION): Fix argument list.
6993 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
6994 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
6996 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
6998 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7000 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7001 referring to it. Fix language.
7003 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7005 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7007 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7009 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7011 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7012 '@var{stream}. Remove stray 'and'.
7014 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7016 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7018 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7020 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7021 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7023 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7024 Fix description of return value.
7025 Rename argument "sz" to "len."
7027 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7028 Clarify meaning of 'true' return value.
7030 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7032 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7033 rep_mode versus mode_rep.
7035 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7037 (TARGET_BUILTIN_DECL): Fix name.
7039 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7041 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7043 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7045 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7047 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7049 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7052 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7053 Rename argument tm_fn to md_fn.
7055 (TARGET_OPTION_PRINT): Fix argument list.
7057 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7060 * config/i386/i386.c (ix86_fixup_binary_operands):
7061 Revert FMA4 fixup of operands.
7063 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7066 * Makefile.in (write_entries_to_file, install-plugin):
7067 Use \012 instead of \n with tr.
7069 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7071 * configure.ac (HAVE_AS_REF): New C macro.
7072 * configure: Regenerate.
7073 * config.in: Likewise.
7074 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7076 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7079 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7081 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7083 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7085 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7087 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7089 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7091 (TARGET_BINDS_LOCAL_P): Fix argument type.
7093 (TARGET_ASM_FILE_END): Use prototype.
7095 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7097 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7099 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7101 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7103 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7104 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7106 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7107 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7109 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7110 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7111 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7112 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7114 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7116 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7118 (TARGET_INIT_BUILTINS): Use prototype.
7120 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7121 Put 'const char *' in braces. Fix parameter types.
7122 (TARGET_INVALID_CONVERSION): Fix parameter types.
7123 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7124 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7126 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7129 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7131 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7133 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7135 * doc/tm.texi (TARGET_HELP): Fix return type.
7137 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7138 in braces. Fix argument types.
7140 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7142 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7144 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7146 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7147 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7149 (TARGET_MANGLE_TYPE): Fix argument types.
7151 (TARGET_IRA_COVER_CLASSES): Use prototype.
7153 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7155 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7157 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7159 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7161 (TARGET_CALLEE_COPIES): Fix argument types.
7163 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7165 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7167 (TARGET_FUNCTION_VALUE): Fix argument types.
7169 (TARGET_RETURN_IN_MSB): Fix argument type.
7171 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7173 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7175 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7177 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7178 agree with return type.
7180 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7182 2010-01-15 Jing Yu <jingyu@google.com>
7184 PR rtl-optimization/42691
7185 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7186 a pseudo to a constant and are merged, and adjust comments.
7188 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7190 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7192 2010-01-15 Richard Guenther <rguenther@suse.de>
7195 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7196 labels of computed or non-local gotos to the destination.
7197 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7198 landing pad label is the first label.
7200 2010-01-15 Richard Guenther <rguenther@suse.de>
7202 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7204 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7207 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7208 to allow generation of the xssqrtdp instruction on power7.
7209 (sqrtdf2_fpr): Ditto.
7211 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7214 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7215 functions with noreturn attribute.
7218 * varasm.c (declare_weak): Add weak attribute to decl if it
7219 doesn't have one already.
7220 (assemble_external): Only add decls to weak_decls if they also
7221 have weak attribute.
7223 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7225 * var-tracking.c (var_reg_delete): Don't delete the association
7226 between REGs and values or one-part variables if the register
7229 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7232 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7233 because its first operand is a non-localized variable.
7235 2010-01-14 Martin Jambor <mjambor@suse.cz>
7237 PR tree-optimization/42706
7238 * tree-sra.c (encountered_recursive_call): New variable.
7239 (encountered_unchangable_recursive_call): Likewise.
7240 (sra_initialize): Initialize both new variables.
7241 (callsite_has_enough_arguments_p): New function.
7242 (scan_function): Call decl and flags check only for IPA-SRA, check
7243 whether there is a recursive call and whether it has enough arguments.
7244 (all_callers_have_enough_arguments_p): New function.
7245 (convert_callers): Look for recursive calls only when
7246 encountered_recursive_call is set.
7247 (ipa_early_sra): Bail out either if
7248 !all_callers_have_enough_arguments_p or
7249 encountered_unchangable_recursive_call.
7251 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7253 * sel-sched.c: Add 2010 to copyright years.
7254 * sel-sched-ir.c: Likewise.
7255 * sel-sched-ir.h: Likewise.
7257 2010-01-14 Martin Jambor <mjambor@suse.cz>
7259 PR tree-optimization/42714
7260 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7261 constructors specially.
7263 2010-01-14 Andi Kleen <ak@linux.intel.com>
7265 * config/i386/drivers-i386.c (detect_caches_intel):
7266 Add l2sizekb parameter and fill in.
7267 (host_detect_local_cpu): Add l2sizekb, fill in.
7268 Add Atom small cache heuristic.
7270 2010-01-14 Andi Kleen <ak@linux.intel.com>
7272 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7273 Add level3 parameter and fill in.
7274 (detect_caches_intel): Handle level3 cache.
7276 2010-01-14 Andi Kleen <ak@linux.intel.com>
7278 * config/i386/drivers-i386.c (host_detect_local_cpu):
7279 Fix core duo detection.
7281 2010-01-14 Andi Kleen <ak@linux.intel.com>
7283 * config/i386/drivers-i386.c (host_detect_local_cpu):
7286 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7288 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7289 (rs6000_variable_issue_1): this. Use...
7290 (rs6000_variable_issue): here. Reimplement. Print debug info.
7292 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7294 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7295 sel_restore_notes. Update all callers. Call reemit_notes
7298 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7300 PR rtl-optimization/42246
7301 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7304 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7306 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7307 all successors is the same as number of successors in current region.
7309 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7311 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7312 to rename is not separable. Otherwise check that its LHS is not NULL.
7314 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7316 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7318 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7320 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7321 available registers when failed to discover LHS register class.
7322 Fix indentation. Update comment.
7324 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7325 Alexander Monakov <amonakov@ispras.ru>
7327 PR rtl-optimization/42389
7328 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7330 (advance_state_on_fence): Likewise.
7331 (sel_target_adjust_priority): Print debug output only when
7332 sched_verbose >= 4, not 2.
7333 (get_expr_cost): Do not issue all unique insns on the next cycle.
7334 (fill_insns): Initialize can_issue_more from the value saved
7336 * sel-sched-ir.c (flist_add): New parameter issue_more.
7337 Init FENCE_ISSUE_MORE with it.
7338 (merge_fences): Likewise.
7339 (init_fences): Update call to flist_add.
7340 (add_to_fences, add_clean_fence_to_fences)
7341 (add_dirty_fence_to_fences): Likewise.
7342 (move_fence_to_fences): Update call to merge_fences.
7343 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7345 * sel-sched-ir.h (struct _fence): New field issue_more.
7346 (FENCE_ISSUE_MORE): New accessor macro.
7348 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7350 PR rtl-optimization/42388
7351 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7352 that have no predecessors nor successors. Do not call move_bb_info
7353 for empty blocks outside of current region.
7355 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7357 PR rtl-optimization/42294
7358 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7359 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7360 originators' originators.
7362 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7364 PR rtl-optimization/39453
7365 PR rtl-optimization/42246
7366 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7368 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7370 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7371 Alexander Monakov <amonakov@ispras.ru>
7374 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7375 (maybe_tidy_empty_bb): ... here. Make static. Add new
7376 argument. Update all callers.
7377 (tidy_control_flow): ... and here. Recompute topological order
7378 of basic blocks in region if necessary.
7379 (sel_redirect_edge_and_branch): Change return type. Return true
7380 if topological order might have been invalidated.
7381 (purge_empty_blocks): Export and move from...
7382 * sel-sched.c (purge_empty_blocks): ... here.
7383 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7384 (maybe_tidy_empty_bb): Delete prototype.
7385 (purge_empty_blocks): Declare.
7387 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7389 PR rtl-optimization/42249
7390 * sel-sched.c (try_replace_dest_reg): When chosen register
7391 and original register is the same, do not bail out early, but
7392 still check all original insns for validity of replacing destination
7393 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7396 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7399 Port from no-undefined-overflow branch:
7400 2009-03-09 Richard Guenther <rguenther@suse.de>
7402 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7404 2010-01-14 Richard Guenther <rguenther@suse.de>
7407 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7409 2010-01-14 Ira Rosen <irar@il.ibm.com>
7411 PR tree-optimization/42709
7412 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7413 as scalar type in creation of constant vector operand.
7415 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7418 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7419 (check-parallel-%): Match `testsuite' directory component only
7422 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7424 PR translation/39521
7425 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7428 2010-01-13 Richard Guenther <rguenther@suse.de>
7430 PR tree-optimization/42730
7431 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7434 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7437 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7438 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7441 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7443 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7444 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7445 ___umulsi3_highpart.
7447 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7448 rather than schedule_insns if the pass is enabled.
7450 2010-01-13 Martin Jambor <mjambor@suse.cz>
7452 PR tree-optimization/42704
7453 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7456 2010-01-13 Martin Jambor <mjambor@suse.cz>
7458 PR tree-optimization/42703
7459 * tree-sra.c (analyze_access_subtree): Check that we can build a
7460 reference to the original data within the aggregate.
7462 2010-01-13 Richard Guenther <rguenther@suse.de>
7464 PR tree-optimization/42705
7465 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7467 2010-01-13 Richard Guenther <rguenther@suse.de>
7470 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7472 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7475 * var-tracking.c (values_to_unmark): New variable.
7476 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7477 values_to_unmark vector. Moved body to...
7478 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7479 instead queue it into values_to_unmark vector.
7480 (vt_find_locations): Free values_to_unmark vector.
7482 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7484 * config/s390/s390.c (override_options): Set
7485 default of max-pending-list-length to 256
7487 2010-01-13 Richard Guenther <rguenther@suse.de>
7490 * tree-pass.h (PROP_gimple_lcx): New.
7491 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7492 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7493 before the final cleanup_eh.
7494 (dump_properties): Dump PROP_gimple_lcx.
7495 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7496 (tree_lower_complex_O0): Remove.
7497 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7498 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7499 tree_lower_complex, schedule TODO_update_ssa.
7500 * lto-streamer-out.c (output_function): Stream the functions
7502 * lto-streamer-in.c (input_function): Likewise.
7503 (lto_read_body): Do not override them here.
7505 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7508 * c-typeck.c (build_c_cast): Fold value cast to union type before
7509 wrapping it in a CONSTRUCTOR.
7511 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7513 PR rtl-optimization/42699
7514 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7517 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7519 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7520 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7521 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7522 SUBTARGET_WARN_UNUSED_SPEC): ... here
7523 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7525 2010-01-12 Julian Brown <julian@codesourcery.com>
7527 * config/arm/neon-schedgen.ml (Utils): Don't try to
7528 open missing module.
7529 (find_with_result): New.
7531 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7534 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7535 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7537 PR tree-optimization/42645
7538 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7539 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7540 decl_map, set processing_debug_stmt to -1 and return name without
7543 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7545 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7546 binutils version, and reword target configuration description.
7548 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7550 * config/avr/avr.h (LINKER_NAME): Remove.
7552 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7555 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7556 that support VSX, warn for -mno-altivec if vsx is not disabled,
7559 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7560 Shujing Zhao <pearly.zhao@oracle.com>
7562 PR translation/42469
7563 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7564 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7565 character between option name and help text.
7566 * c.opt (imultilib): Likewise.
7568 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7570 * lto-streamer-out.c (output_unreferenced_globals): Output static
7573 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7575 PR rtl-optimization/42621
7576 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7577 optimizing for size.
7578 (duplicate_computed_gotos): Remove now-redundant check.
7580 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7583 * configure.ac: Save and restore LDFLAGS and LIBS
7584 * configure: Regenerate.
7586 2010-01-10 Richard Guenther <rguenther@suse.de>
7589 * builtins.c (fold_builtin_strlen): Add type argument and
7590 convert the resulting length to it.
7591 (fold_builtin_1): Adjust.
7593 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7595 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7596 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7598 (num_insns_constant_wide): Adjust for that change.
7600 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7603 * web.c (union_defs): Add used argument, to combine uses of
7605 (entry_register): Adjust type and tests of used argument.
7606 (web_main): Widen used for new use. Pass it to union_defs.
7607 * df.h (union_defs): Adjust prototype.
7609 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7612 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7613 uses in new incoming argument. Free body.
7614 (reset_debug_uses_in_loop): New.
7615 (analyze_insn_to_expand_var): Call the latter if the former found
7616 anything. Fix whitespace. Reject invalid dest overlaps before
7617 going through all insns in the loop.
7619 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7622 * haifa-sched.c (dying_use_p): Debug insns don't count.
7624 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7627 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7628 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7629 (verify_gimple_call): Reject LHS in noreturn calls.
7631 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7635 * tree-vect-loop-manip.c (adjust_info): New type.
7636 (adjust_vec): New pointer to vector.
7637 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7638 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7639 (slpeel_update_phis_for_duplicate_loop): Use them.
7640 (slpeel_update_phi_nodes_for_guard1): Likewise.
7641 (slpeel_update_phi_nodes_for_guard2): Likewise.
7642 (slpeel_tree_peel_loop_to_edge): Likewise.
7643 (vect_update_ivs_after_vectorizer): Likewise.
7645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7647 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7648 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7650 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7652 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7653 bogus uninitialized warning.
7655 2010-01-09 Richard Guenther <rguenther@suse.de>
7658 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7659 the evolution is compatible with the initial condition.
7661 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7663 * gcc.c (process_command): Update copyright notice dates.
7664 * gcov.c (print_version): Likewise.
7665 * gcov-dump.c (print_version): Likewise.
7666 * mips-tfile.c (main): Likewise.
7667 * mips-tdump.c (main): Likewise.
7669 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7672 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7674 (rotlhi3_8): Delete.
7676 (rotlsi3_8): Delete.
7677 (rotlsi3_16): Delete.
7678 (rotlsi3_24): Delete.
7680 (*rotw<mode>3): New.
7681 (*rotb<mode>3): New.
7682 * config/avr/avr.c (avr_rotate_bytes): New function.
7683 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7685 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7688 * configure.ac: Modify -rdynamic check.
7689 * configure: Regenerate.
7691 2010-01-08 DJ Delorie <dj@redhat.com>
7693 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7694 register popping order.
7696 2010-01-08 Richard Guenther <rguenther@suse.de>
7699 * c.opt (fsigned-char): Also let LTO handle this option.
7700 (funsigned-char): Likewise.
7702 2010-01-07 Richard Guenther <rguenther@suse.de>
7704 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7705 (gimple_op): Likewise.
7706 (gimple_op_ptr): Likewise.
7707 (gimple_assign_set_lhs): Remove gcc_assert.
7708 (gimple_assign_set_rhs1): Likewise.
7709 (gimple_assign_set_rhs2): Likewise.
7710 (gimple_call_set_lhs): Likewise.
7711 (gimple_call_set_fn): Likewise.
7712 (gimple_call_set_fndecl): Likewise.
7713 (gimple_call_fndecl): Likewise.
7714 (gimple_call_return_type): Likewise.
7715 (gimple_call_set_chain): Likewise.
7716 (gimple_call_num_args): Likewise.
7717 (gimple_call_set_arg): Likewise.
7718 (gimple_cond_set_code): Likewise.
7719 (gimple_cond_set_lhs): Likewise.
7720 (gimple_cond_set_rhs): Likewise.
7721 (gimple_cond_set_true_label): Likewise.
7722 (gimple_cond_set_false_label): Likewise.
7723 (gimple_label_set_label): Likewise.
7724 (gimple_goto_set_dest): Likewise.
7725 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7726 (gimple_debug_bind_get_value): Likewise.
7727 (gimple_debug_bind_get_value_ptr): Likewise.
7728 (gimple_debug_bind_set_var): Likewise.
7729 (gimple_debug_bind_set_value): Likewise.
7730 (gimple_debug_bind_reset_value): Likewise.
7731 (gimple_debug_bind_has_value_p): Likewise.
7732 (gimple_return_retval_ptr): Remove gcc_assert.
7733 (gimple_return_retval): Likewise.
7734 (gimple_return_set_retval): Likewise.
7735 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7736 (safe_referenced_var_iterator): Remove.
7737 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7738 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7739 (fill_referenced_var_vec): Remove.
7740 (first_readonly_imm_use): Remove redundant gcc_assert.
7741 (phi_arg_index_from_use): Combine gcc_asserts.
7742 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7743 (first_imm_use_stmt): Remove redundant gcc_assert.
7744 * tree-cfg.c (verify_gimple_call): Verify function and chain
7745 operands. Verify arguments.
7746 (verify_types_in_gimple_stmt): Verify condition code and labels.
7748 2010-01-07 Richard Guenther <rguenther@suse.de>
7750 PR tree-optimization/42641
7751 * sese.c (rename_map_elt_info): Use the SSA name version, do
7754 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7756 PR tree-optimization/42625
7757 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7758 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7760 2010-01-07 Duncan Sands <baldrick@free.fr>
7762 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7764 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7767 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7768 note itself is not function_invariant_p.
7770 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7772 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7773 Do not add the DF_NOTE problem.
7774 * store-motion.c (execute_rtl_store_motion): Likewise.
7776 2010-01-07 Martin Jambor <mjambor@suse.cz>
7778 PR tree-optimization/42157
7779 * tree-sra.c (compare_access_positions): Stabilize sort if both
7780 accesses have integer types, return zero immediately if they are the
7783 2010-01-06 Richard Henderson <rth@redhat.com>
7786 * haifa-sched.c (add_to_note_list): Merge into ...
7787 (concat_note_lists): ... here, and ...
7788 (unlink_other_notes, rm_other_notes): Merge into...
7789 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7790 NOTE_INSN_EPILOGUE_BEG.
7792 2010-01-06 Richard Guenther <rguenther@suse.de>
7794 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7795 not inline regular functions into always-inline functions.
7797 2010-01-06 Nick Clifton <nickc@redhat.com>
7799 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7800 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7802 (OVERRIDE_OPTIONS): Delete.
7803 (OPTIMIZATION_OPTIONS): Define.
7804 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7805 * config/rx/rx.c (rx_handle_option): Issue an error message if
7806 -mcpu=rx200 and -fpu are used together.
7807 (rx_set_optimization_options): New function. Issue an error
7808 message if an optimization attribute attempts to reset the FPU/
7809 math optimization pairing.
7810 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7811 * config/rx/rx.opt: Set the default to 32-bit doubles.
7812 * config/rx/t-rx: Add multilibs for -nofpu option.
7813 * doc/invoke.texi: Update documentation of RX options.
7815 2010-01-06 Richard Guenther <rguenther@suse.de>
7817 * tree-ssa-pre.c (name_to_id): New global.
7818 (alloc_expression_id): Simplify SSA name handling.
7819 (lookup_expression_id): Likewise.
7820 (init_pre): Zero name_to_id.
7821 (fini_pre): Free it.
7823 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7825 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7827 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/sse.md (smaxv2di3): New.
7831 (umaxv2di3): Likewise.
7832 (sminv2di3): Likewise.
7833 (uminv2di3): Likewise.
7835 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7838 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7839 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7840 (legitimize_tls_address): Likewise.
7841 (sparc_tls_referenced_p): Likewise.
7842 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7843 and adjust calls to legitimize_pic_address.
7844 (legitimate_constant_p) Use sparc_tls_referenced_p.
7845 (legitimate_pic_operand_p): Likewise.
7846 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7847 (sparc_tls_symbol_ref_1): Delete.
7848 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7849 (legitimize_tls_address): Make static, handle CONST patterns.
7850 (legitimize_pic_address): Make static, remove unused parameter and
7851 adjust recursive calls.
7852 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7853 and adjust call to legitimize_pic_address.
7854 (sparc_output_mi_thunk): Likewise.
7856 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7857 H.J. Lu <hongjiu.lu@intel.com>
7860 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7861 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7862 operands to make them signed.
7865 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7869 GTU to GT for V4SI and V2DI.
7871 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7872 (umin<mode>3): Removed.
7874 (uminv4si3): Likewise.
7876 2010-01-05 Martin Jambor <mjambor@suse.cz>
7878 PR tree-optimization/42462
7879 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7880 current_function_decl to helper functions and macros.
7882 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7885 * flags.h: Don't include real.h.
7886 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7887 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7888 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7889 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7890 * dominance.c: Update copyright.
7891 * gimple.c (walk_gimple_op): Remove inline.
7892 * tree-ssa-reassoc.c: Include real.h.
7893 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7894 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7896 2010-01-05 Nick Clifton <nickc@redhat.com>
7898 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7899 register to push into the stack frame when the accumulator has to
7900 be saved during interrupts.
7902 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7904 * doc/invoke.texi: Remove the documentation about option
7906 * common.opt (Wunreachable-code): Preserved for backward
7908 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7909 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7910 the backward compatibility flag section.
7912 2010-01-05 Richard Guenther <rguenther@suse.de>
7914 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7916 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7919 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7921 PR tree-optimization/42508
7922 * tree-sra.c (convert_callers): Check for recursive call
7923 by comparing cgraph nodes instead of decls.
7924 (modify_function): Call ipa_modify_formal_parameters also
7925 on all same_body aliases.
7927 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7928 cgraph nodes when checking for same_body aliases.
7930 2010-01-05 Richard Guenther <rguenther@suse.de>
7932 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7933 allocation and lookup.
7934 (get_or_alloc_expr_for_constant): Likewise.
7935 (phi_translate): Sink allocation.
7937 2010-01-04 Richard Guenther <rguenther@suse.de>
7939 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7940 a new entry only if needed.
7941 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7942 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7944 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7946 (phi_translate): Handle CONSTANTs early.
7948 2010-01-04 Martin Jambor <mjambor@suse.cz>
7950 PR tree-optimization/42398
7951 * tree-sra.c (struct access): Removed flag grp_different_types.
7952 (dump_access): Do not dump the removed flag.
7953 (sort_and_splice_var_accesses): Do not set the removed flag.
7954 (sra_modify_expr): Check for type compatibility directly.
7956 2010-01-04 Martin Jambor <mjambor@suse.cz>
7958 PR tree-optimization/42366
7959 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7960 edges with variable number of parameters.
7961 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7962 flag instead of asserting it.
7963 (ipa_read_node_info): Read uses_analysis_done flag.
7965 2010-01-04 Richard Guenther <rguenther@suse.de>
7967 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7968 iterative_hash_* as intended.
7969 (vn_reference_compute_hash): Likewise. Simplify hashing
7971 (vn_reference_lookup_2): Likewise.
7972 (vn_nary_op_compute_hash): Likewise.
7973 (vn_phi_compute_hash): Likewise.
7974 (expressions_equal_p): Remove strange code.
7975 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
7976 (pre_expr_hash): Likewise. Simplify hashing SSA names.
7977 (bitmap_insert_into_set_1): Take value-id as parameter.
7978 (add_to_value): Pass it.
7979 (bitmap_insert_into_set): Likewise.
7980 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
7982 2010-01-04 Jakub Jelinek <jakub@redhat.com>
7985 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
7986 (do_self_spec): For switches with SWITCH_IGNORE set set also
7987 SWITCH_IGNORE_PERMANENTLY.
7988 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
7991 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
7993 * lto-streamer-out.c (output_unreferenced_globals): Output the full
7994 tree of an unreferenced global var.
7996 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7999 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8000 GTU to GT for V4SI and V2DI.
8002 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8003 (umin<mode>3): Removed.
8005 (uminv4si3): Likewise.
8007 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8010 * collect2.c (main): Turn on trace in collect2 if -v is passed
8013 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8015 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8016 description of expression operand.
8018 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8020 * configure.ac: Add install-html to target_list for Make-hooks.
8021 * configure: Regenerate.
8022 * fortran/Make-lang.in (F95_HTMLFILES): New.
8023 (fortran.html): Use it.
8024 (fortran.install-html): New.
8025 * Makefile.in (install-html): Add lang.install-html.
8026 * java/Make-lang.in (JAVA_HTMLFILES): New.
8027 (java.html): Use it.
8028 (java.install-html): New.
8029 * objc/Make-lang.in (objc.install-html): New.
8030 * objcp/Make-lang.in (obj-c++.install-html): New.
8031 * cp/Make-lang.in (c++.install-html): New.
8032 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8033 * lto/Make-lang.in (lto.install-html): New.
8035 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8038 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8040 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8042 PR rtl-optimization/41862
8043 * store-motion.c (store_killed_in_insn, compute_store_table,
8044 remove_reachable_equiv_notes, replace_store_insn,
8045 build_store_vectors): Ignore all DEBUG_INSNs.
8047 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8050 * common.opt: Add dumpdir.
8052 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8054 (option_map): Add --dumpdir.
8056 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8058 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8060 * opts.c (decode_options): Try dump_dir_name first if
8061 dump_base_name isn't an absolute path.
8062 (common_handle_option): Handle OPT_dumpdir.
8064 * toplev.c (dump_dir_name): New.
8065 (print_switch_values): Also ignore -dumpdir.
8067 * toplev.h (dump_dir_name): New.
8069 2010-01-03 Richard Guenther <rguenther@suse.de>
8071 PR tree-optimization/42589
8072 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8073 double-word expansion of bswap32.
8075 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8077 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8078 with BLOCK_FOR_INSN.
8079 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8080 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8081 noce_process_if_block): Likewise.
8082 * gcse.c (compute_local_properties, insert_expr_in_table,
8083 insert_set_in_table, canon_list_insert, find_avail_set,
8084 pre_insert_copy_insn): Likewise.
8086 * basic-block.h (BLOCK_NUM): Move from here...
8087 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8089 2010-01-03 Richard Guenther <rguenther@suse.de>
8091 PR tree-optimization/42438
8092 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8093 contains_may_not_return_call flag.
8094 (BB_MAY_NOTRETURN): New.
8095 (valid_in_sets): Trapping nary operations are not valid
8096 in blocks that may not return.
8097 (insert_into_preds_of_block): Remove check for trapping expressions.
8098 (compute_avail): Compute also BB_MAY_NOTRETURN.
8100 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8102 * doc/invoke.texi: Add 2010 to copyright years.
8104 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8106 * config/sparc/sparc.c: Fix formatting nits.
8108 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8109 Alexander Monakov <amonakov@ispras.ru>
8111 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8113 2010-01-02 Richard Guenther <rguenther@suse.de>
8116 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8117 (simplify_switch_using_ranges): Mark to be removed edges
8120 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8122 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8124 * collect2.c (scan_libraries): Add missing argument in call to
8127 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8130 * config/alpha/predicates.md (aligned_memory_operand): Return false
8132 (unaligned_memory_operand): Return true for CQImode.
8133 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8134 doesn not cross aligned SImode word boundary.
8136 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8138 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8140 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8141 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8143 2010-01-02 Richard Guenther <rguenther@suse.de>
8146 * toplev.c (compile_file): Emit LTO marker properly. Change
8148 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8150 2010-01-01 Richard Guenther <rguenther@suse.de>
8153 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8155 2010-01-01 Richard Guenther <rguenther@suse.de>
8158 * c-decl.c (grokdeclarator): For zero-size arrays force
8159 structural equality checks as layout_type does.
8161 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8163 * builtins.c: Update copyright to 2010.
8165 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8168 * lto-streamer-out.c (produce_asm): Revert the last change.
8169 (copy_function): Likewise.
8171 * lto-streamer.c (lto_get_section_name): Skip any leading
8174 2010-01-01 Richard Guenther <rguenther@suse.de>
8177 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8181 Copyright (C) 2010 Free Software Foundation, Inc.
8183 Copying and distribution of this file, with or without modification,
8184 are permitted in any medium without royalty provided the copyright
8185 notice and this notice are preserved.