1 2010-05-04 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/43879
4 * tree-ssa-structalias.c (alias_get_name): Use
5 DECL_ASSEMBLER_NAME if available.
6 (create_function_info_for): Return the varinfo node.
7 (ipa_pta_execute): Associate same-body aliases and extra names
8 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
10 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
12 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
15 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
18 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
19 only if HONOR_REG_ALLOC_ORDER is not defined.
21 2010-05-04 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/43949
24 * tree-vrp.c (extract_range_from_binary_expr): Only handle
27 2010-04-26 Jason Merrill <jason@redhat.com>
29 * c.opt (-fstrict-enums): New.
30 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
32 2010-05-03 David Ung <davidu@mips.com>
33 James E. Wilson <wilson@codesourcery.com>
35 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
36 emit the trap instruction before the divide for TUNE_74K.
38 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
40 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
41 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
42 based on the above, for new target hook.
44 * hooks.c (hook_bool_mode_true): New generic hook.
45 * hooks.h (hook_bool_mode_true): Add prototype.
47 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
49 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
50 target hook, set to hook_bool_mode_false.
51 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
52 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
53 with targetm.small_register_classes_for_mode_p.
54 (find_reusable_reload): Likewise.
55 (combine_reloads): Likewise.
56 * reload1.c (reload_as_needed): Likewise.
57 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
58 * ifcvt.c (noce_process_if_block, check_cond_move_block,
59 dead_or_predicable): Likewise.
60 * regmove.c (optimize_reg_copy_1): Likewise.
61 * calls.c (prepare_call_address): Likewise.
62 (precompute_register_parameters): Likewise.
64 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
66 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
67 implementation of the hook that considers all register classes
68 small except for SH64.
69 (sh_override_options): Use the new hook.
70 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
73 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
75 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
76 implementation of the hook that considers all register classes
78 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
81 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
83 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
84 implementation of the hook that considers all register classes
86 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
89 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
91 * config/m32c/m32c.h: Likewise.
92 * config/pdp11/pdp11.h: Likewise.
93 * config/avr/avr.h: Likewise.
94 * config/xtensa/xtensa.h: Likewise.
95 * config/m68hc11/m68hc11.h: Likewise.
96 * config/mn10300/mn10300.h: Likewise.
97 * config/mcore/mcore.h: Likewise.
98 * config/h8300/h8300.h: Likewise.
99 * config/bfin/bfin.h: Likewise.
101 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
102 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
104 2010-05-03 Anatoly Sokolov <aesok@post.ru>
106 * double-int.h (tree_to_double_int): Remove macro.
107 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
108 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
109 (tree_to_double_int): New function.
110 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
112 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
114 2010-05-03 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/43971
117 * tree-ssa-structalias.c (get_constraint_for_1): Fix
118 constraints in the !flag_delete_null_pointer_checks case.
120 2010-05-03 Jakub Jelinek <jakub@redhat.com>
123 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
124 result mode matches original rtl mode.
126 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
129 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
131 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
134 when processing flag options.
136 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
138 * gcov-iov.c (main): Change format string placeholder
139 from %#08x to 0x%08x.
140 * genchecksum.c (dosum): Change format string placeholder
141 from %#02x to 0x%02x.
143 2010-05-02 Richard Guenther <rguenther@suse.de>
145 PR tree-optimization/43879
146 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
148 2010-05-02 Bruno Haible <bruno@clisp.org>
150 * doc/extend.texi (Function Attributes): Fix a typo.
152 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
155 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
156 placeholder from 0x%x to %#x.
157 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
158 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
159 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
160 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
161 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
162 * config/i386/i386.c (ix86_target_string): Ditto.
163 * config/i386/i386.c (output_pic_addr_const): Ditto.
164 (print_operand): Ditto.
166 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
168 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
169 placeholder from 0x%x to %#x.
170 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
171 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
172 (ASM_OUTPUT_DEBUG_DATA): Ditto.
173 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
174 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
175 * optc-gen.awk: Ditto.
176 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
177 (HOST_WIDE_INT_PRINT_HEX): Ditto.
178 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
179 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
181 2010-05-01 Anatoly Sokolov <aesok@post.ru>
183 * target.h (struct calls): Add function_value_regno_p field.
184 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
185 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
186 * targhooks.c (default_function_value_regno_p): New function.
187 * targhooks.h (default_function_value_regno_p): Declare function.
188 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
189 * builtins.c. (apply_result_size): (Ditto.).
190 * combine.c. (likely_spilled_retval_p): (Ditto.).
191 * mode-switching.c. Include 'target.h'.
192 (create_pre_exit): Use function_value_regno_p hook.
193 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
194 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
195 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
197 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
198 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
199 (ix86_function_value_regno_p): Declare as static, change argument
200 type to const unsigned int.
201 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
203 2010-05-01 Richard Guenther <rguenther@suse.de>
205 PR tree-optimization/43949
206 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
208 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
210 2010-05-01 Anatoly Sokolov <aesok@post.ru>
212 * rtl.h (CONST_DOUBLE_P): Define.
213 (rtx_to_double_int): Declare.
214 * emit-rtl.c (rtx_to_double_int): New function.
215 * dwarf2out.c (insert_double): New function.
216 (loc_descriptor, add_const_value_attribute): Clean up, use
217 rtx_to_double_int and insert_double functions.
219 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
221 * doc/extend.texi (Inline): Add missing return keyword to examples.
222 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
225 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
227 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
228 the variable part of the offset as well. Use highest_pow2_factor for
229 all alignment checks.
231 2010-04-30 Richard Guenther <rguenther@suse.de>
233 PR tree-optimization/43879
234 * tree-ssa-structalias.c (type_could_have_pointers): Functions
237 2010-04-30 Jan Hubicka <jh@suse.cz>
239 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
241 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
243 2010-04-30 Jan Hubicka <jh@suse.cz>
245 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
247 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
248 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
249 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
250 cgraph_node_set_needs_ltrans_p): Remove.
252 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
254 * sdbout.c: Include vec.h, do not include varray.h.
255 (deferred_global_decls, sdbout_global_decl,
256 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
257 * toplev.c: Do not include varray.h.
258 (dump_memory_report): Do not dump VARRAY statistics.
259 * gengtype.c (open_base_file): Ignore varray.h.
260 * Makefile.in: Update for abovementioned changes.
261 Remove all traces of varray.c and varray.h.
262 * varray.c: Remove file.
263 * varray.h: Remove file.
265 2010-04-30 Jan Hubicka <jh@suse.cz>
267 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
270 2010-04-30 Jan Hubicka <jh@suse.cz>
272 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
275 2010-04-30 Richard Guenther <rguenther@suse.de>
277 * tree-ssa-structalias.c (get_constraint_for_1): Generate
278 constraints for CONSTRUCTOR.
280 2010-04-30 Richard Guenther <rguenther@suse.de>
283 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
284 first after all lowering passes.
286 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
288 * toplev.c: Include varray.h for statistics dumping.
289 * tree.h: Do not declare varray_head_tag.
290 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
291 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
292 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
293 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
294 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
295 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
296 c-common.c, c-common.h, reg-stack.c, basic-block.h,
297 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
299 * Makefile.in: Update for abovementioned changes.
301 2010-04-30 Jakub Jelinek <jakub@redhat.com>
304 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
306 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
308 * config/picochip/picochip.c (picochip_legitimize_address): Define.
309 Use this function to do machine-specific conversion.
310 (picochip_legitimize_reload_address): Likewise.
311 (picochip_legitimate_address_p): Check valid base register only if
313 (picochip_check_conditional_copy): Check for modw only if opnd is
315 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
316 to call the function in c.
317 * config/picochip/picochip-protos.h
318 (picochip_legitimize_reload_address): Define.
319 * config/picochip/picochip.md (supported_compare1): Define.
321 2010-04-30 Jan Hubicka <jh@suse.cz>
323 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
324 (cgraph_global_info): Remove inlined.
325 (LTO_cgraph_tag_names): Remove.
326 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
327 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
328 simplify cgraph tags and document.
329 (lto_output_node): Use only LTO_cgraph_unavail_node and
330 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
331 for_functions_valid, global info, process and output flags.
332 (input_overwrite_node): Initialize estimated stack size and
333 estimated growth. Do not read flags we no longer store.
334 (input_node): Likewise do not read info no longer stored.
335 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
338 2010-04-30 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/43879
341 * tree-ssa-structalias.c (get_constraint_for_1): Properly
342 handle non-zero initializers.
344 2010-04-30 Richard Guenther <rguenther@suse.de>
346 * builtins.c (fold_builtin_1): Delete free (0).
348 2010-04-29 Jan Hubicka <jh@suse.cz>
350 * gengtype.c (open_base_files): Add lto-streamer.h
351 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
352 (pass_ipa_cp): GGC collect.
353 * toplev. (compile_file): Do not output symbols.
354 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
355 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
356 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
357 * lto-section-in.c: Include ggc.h
358 (lto_new_in_decl_state): Alloc in GGC.
359 (lto_delete_in_decl_state): Likewise.
360 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
363 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
366 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
367 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
368 (HONOR_REG_ALLOC_ORDER): Describe new macro.
369 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
370 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
371 account only if HONOR_REG_ALLOC_ORDER is not defined.
372 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
373 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
375 2010-04-29 Jon Grant <04@jguk.org>
377 * collect2.c (vflag): Change type from int to bool.
379 (helpflag): New global bool.
380 (main): Set vflag and debug with boolean, not integer truth values.
381 Accept new "--help" option and output usage text if found.
382 * collect2.h (vflag): Update prototype.
385 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
388 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
390 2010-04-29 Richard Guenther <rguenther@suse.de>
393 * plugin.h (invoke_plugin_callbacks): Annotate arguments
394 with ATTRIBUTE_UNUSED.
396 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
399 * config/i386/i386.c (get_some_local_dynamic_name): Replace
400 INSN_P with NONDEBUG_INSN_P.
401 (distance_non_agu_define): Likewise.
402 (distance_agu_use): Likewise.
404 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
406 From Dominique d'Humieres <dominiq@lps.ens.fr>
408 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
411 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
413 * plugin.h (invoke_plugin_callbacks): New inline function.
414 * plugin.c (flag_plugin_added): New global flag.
415 (add_new_plugin): Initialize above flag.
416 (invoke_plugin_callbacks): Rename to ...
417 (invoke_plugin_callbacks_full): ... this.
419 2010-04-28 Jan Hubicka <jh@suse.cz>
421 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
422 (lto_varpool_replace_node): New.
423 (lto_symtab_resolve_symbols): Resolve varpool nodes.
424 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
425 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
426 * cgraph.h (varpool_node_ptr): New type.
427 (varpool_node_ptr): New vector.
428 (varpool_node_set_def): New structure.
429 (varpool_node_set): New type.
430 (varpool_node_set): New vector.
431 (varpool_node_set_element_def): New structure.
432 (varpool_node_set_element, const_varpool_node_set_element): New types.
433 (varpool_node_set_iterator): New type.
434 (varpool_node): Add prev pointers, add used_from_other_partition,
436 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
437 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
438 varpool_get_node, varpool_remove_node): Declare.
439 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
440 varpool_node_set_size): New inlines.
441 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
442 * tree-pass.h (varpool_node_set_def): Forward declare.
443 (ipa_opt_pass_d): Summary writting takes vnode sets too.
444 (ipa_write_optimization_summaries): Update prototype.
445 * ipa-cp.c (ipcp_write_summary): Update.
446 * ipa-reference.c (ipa_reference_write_summary): Update.
447 * lto-cgraph.c (lto_output_varpool_node): New static function.
448 (output_varpool): New function.
449 (input_varpool_node): New static function.
450 (input_varpool_1): New function.
451 (input_cgraph): Input varpool.
452 * ipa-pure-const.c (pure_const_write_summary): Update.
453 * lto-streamer-out.c (lto_output): Update, output varpool too.
454 (write_global_stream): Kill WPA hack.
455 (produce_asm_for_decls): Update.
456 (output_alias_pair_p): Handle variables.
457 (output_unreferenced_globals): Output only needed partition of varpool.
458 * ipa-inline.c (inline_write_summary): Update.
459 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
461 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
462 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
463 varpool_node_set_new, varpool_node_set_add,
464 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
465 debug_varpool_node_set): New functions.
466 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
467 (execute_one_pass): Process new decls too.
468 (ipa_write_summaries_2): Pass around vsets.
469 (ipa_write_summaries_1): Likewise.
470 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
472 (ipa_write_optimization_summaries_1): Pass around vsets.
473 (ipa_write_optimization_summaries): Likewise.
474 * varpool.c (varpool_get_node): New.
475 (varpool_node): Update doubly linked lists.
476 (varpool_remove_node): New.
477 (dump_varpool_node): More dumping.
478 (varpool_enqueue_needed_node): Update doubly linked lists.
479 (decide_is_variable_needed): Kill ltrans hack.
480 (varpool_finalize_decl): Kill lto hack.
481 (varpool_assemble_decl): Skip decls in other partitions.
482 (varpool_assemble_pending_decls): Update doubly linkes lists.
483 (varpool_empty_needed_queue): Likewise.
484 (varpool_extra_name_alias): Likewise.
485 * lto-streamer.c (lto_get_section_name): Add vars section.
486 * lto-streamer.h (lto_section_type): Update.
487 (output_varpool, input_varpool): Declare.
489 2010-04-28 Mike Stump <mikestump@comcast.net>
491 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
493 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
495 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
496 record or union type with RECORD_OR_UNION_TYPE_P predicate.
497 (lto_input_ts_type_tree_pointers): Likewise.
498 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
499 (lto_output_ts_type_tree_pointers): Likewise.
501 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
503 Uniquization of constants at the Tree level
504 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
505 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
507 (tree_output_constant_def): Declare.
508 * gimplify.c (gimplify_init_constructor): When using block copy, first
509 uniquize the constant constructor on the RHS.
510 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
511 DECL_IN_CONSTANT_POOL flag.
512 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
513 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
515 (assemble_variable): Deal with symbols belonging to the tree constant
517 (get_constant_section): Add ALIGN parameter and simplify.
518 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
519 (assemble_constant_contents): Use the expression of the VAR_DECL.
520 (output_constant_def_contents): Use the alignment of the VAR_DECL.
521 (tree_output_constant_def): New global function.
522 (mark_constant): Use the expression of the VAR_DECL.
523 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
525 (output_object_block): Likewise and assemble the expression.
527 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
529 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
530 hash_tree, eq_tree): New tree hash table.
531 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
532 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
533 lto_orig_address_remove): Reimplement.
535 2010-04-28 Xinliang David Li <davidxl@google.com>
538 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
539 (compute_uninit_opnds_pos): New function.
540 (is_non_loop_exit_postdominating): New function.
541 (compute_control_dep_chain): New function.
542 (find_pdom): New function.
543 (convert_control_dep_chain_into_preds): New function.
544 (find_predicates): New function.
545 (find_control_equiv_block): New function.
546 (collect_phi_def_edges): New function.
547 (find_def_preds): New function.
548 (find_dom): New function.
549 (dump_predicates): New function.
550 (get_cmp_code): New function.
551 (is_value_included_in): New function.
552 (find_matching_predicate_in_rest_chains): New function.
553 (use_pred_not_overlap_with_undef_path_pred): New function.
554 (is_use_properly_guarded): New function.
555 (normalize_cond_1): New function.
556 (is_and_or_or): New function.
557 (normalize_cond): New function.
558 (is_gcond_subset_of): New function.
559 (is_subset_of_any): New function.
560 (is_or_set_subset_of): New function.
561 (is_and_set_subset_of): New function.
562 (is_norm_cond_subset_of): New function.
563 (is_pred_expr_subset_of): New function.
564 (is_pred_chain_subset_of): New function.
565 (is_included_in): New function.
566 (is_superset_of): New function.
567 (find_uninit_use): New function.
568 (warn_uninitialized_phi): New function.
569 (compute_possibly_undefined_names): New function.
570 (ssa_undefined_value_p): New function.
571 (execute_late_warn_uninitialized): New function.
572 * tree-ssa.c (ssa_undefined_value_p): Removed.
573 (warn_uninit): Changed to extern.
574 (warn_uninitialized_phi): Removed.
575 (warn_uninitialized_vars): Changed to extern.
576 (execute_late_warn_uninitialized): Removed
577 * tree-flow.h: Add new prototypes.
578 * timevar.def: Add new time variable.
579 * Makefile.in: Add new build file.
581 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
583 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
586 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
589 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
591 2010-04-28 Martin Jambor <mjambor@suse.cz>
593 * cgraph.h (struct cgraph_node): New field indirect_calls.
594 (struct cgraph_indirect_call_info): New type.
595 (struct cgraph_edge): Removed field indirect_call. New fields
596 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
597 (cgraph_create_indirect_edge): Declare.
598 (cgraph_make_edge_direct): Likewise.
599 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
600 * ipa-prop.h (struct ipa_param_call_note): Removed.
601 (struct ipa_node_params): Removed field param_calls.
602 (ipa_create_all_structures_for_iinln): Declare.
603 * cgraph.c: Described indirect edges and uids in initial comment.
604 (cgraph_add_edge_to_call_site_hash): New function.
605 (cgraph_edge): Search also among the indirect edges, use
606 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
607 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
608 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
610 (initialize_inline_failed): Assign a reason to indirect edges.
611 (cgraph_create_edge_1): New function.
612 (cgraph_create_edge): Moved some functionality to
613 cgraph_create_edge_1.
614 (cgraph_create_indirect_edge): New function.
615 (cgraph_edge_remove_callee): Add an assert checking for
617 (cgraph_edge_remove_caller): Special-case indirect edges.
618 (cgraph_remove_edge): Likewise.
619 (cgraph_set_edge_callee): New function.
620 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
621 (cgraph_make_edge_direct): New function.
622 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
623 the declaration of the call statement matches.
624 (cgraph_node_remove_callees): Special-case indirect edges.
625 (cgraph_clone_edge): Likewise.
626 (cgraph_clone_node): Clone also the indirect edges.
627 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
628 indirect_call, dump count of indirect_calls edges.
629 * ipa-prop.c (iinlining_processed_edges): New variable.
630 (ipa_note_param_call): Create indirect edges instead of
631 creating notes. New parameter node.
632 (ipa_analyze_call_uses): New parameter node, pass it on to
634 (ipa_analyze_stmt_uses): Likewise.
635 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
636 (print_edge_addition_message): Work on edges rather than on notes.
637 (update_call_notes_after_inlining): Likewise, renamed to
638 update_indirect_edges_after_inlining.
639 (ipa_create_all_structures_for_iinln): New function.
640 (ipa_free_node_params_substructures): Do not free notes.
641 (ipa_edge_duplication_hook): Propagate bits within
642 iinlining_processed_edges bitmap.
643 (ipa_node_duplication_hook): Do not duplicate notes.
644 (free_all_ipa_structures_after_ipa_cp): Renamed to
645 ipa_free_all_structures_after_ipa_cp.
646 (free_all_ipa_structures_after_iinln): Renamed to
647 ipa_free_all_structures_after_iinln.g
648 (ipa_write_param_call_note): Removed.
649 (ipa_read_param_call_note): Removed.
650 (ipa_write_indirect_edge_info): New function.
651 (ipa_read_indirect_edge_info): Likewise.
652 (ipa_write_node_info): Do not stream notes, do stream information
654 (ipa_read_node_info): Likewise.
655 (lto_ipa_fixup_call_notes): Removed.
656 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
657 * ipa-inline.c (pass_ipa_inline): Likewise.
658 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
659 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
660 * tree-inline.c (copy_bb): Removed an unnecessary double check for
662 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
664 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
665 (output_cgraph): Stream also indirect edges.
666 (lto_output_edge): Added capability to stream indirect edges.
667 (input_edge): Likewise.
668 (input_cgraph_1): Likewise.
669 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
672 2010-04-28 Richard Guenther <rguenther@suse.de>
674 PR tree-optimization/43879
675 PR tree-optimization/43909
676 * tree-ssa-structalias.c (struct variable_info): Add
677 only_restrict_pointers flag.
678 (new_var_info): Initialize it. Increment stats.total_vars here.
679 (create_function_info_for): Do not increment stats.total_vars
681 (get_function_part_constraint): Fix build with C++.
682 (insert_into_field_list): Remove.
683 (push_fields_onto_fieldstack): Properly merge fields.
684 (create_variable_info_for): Split and simplify.
685 (create_variable_info_for_1): New piece.
686 (intra_create_variable_infos): Properly make restrict constraints
689 2010-04-28 Richard Guenther <rguenther@suse.de>
692 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
694 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
695 Jan Hubicka <hubicka@ucw.cz>
697 * doc/invoke.texi (-Wsuggest-attribute=const,
698 -Wsuggest-attribute=pure): Document.
699 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
700 (function_always_visible_to_compiler_p,
701 suggest_attribute, warn_function_pure, warn_function_const):
703 (check_call): Improve debug info.
704 (analyze_function): Do not check availability.
705 (add_new_function): Check availability.
706 (propagate): Output warnings.
707 (skip_function_for_local_pure_const): New function.
708 (local_pure_const): Use it; output warnings.
709 * common.opt (Wsuggest-attribute=const,
710 Wsuggest-attribute=pure): New.
712 2010-04-27 Jakub Jelinek <jakub@redhat.com>
714 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
715 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
716 or DW_CFA_def_cfa_offset{,_sf}.
718 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
720 * tree.h: Fix truncated long macros.
722 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
724 * collect2.c (TARGET_64BIT): Redefine to target's default.
726 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
727 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
728 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
729 for underscoring __USER_LABEL_PREFIX__.
730 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
731 (SUB_LINK_ENTRY32): New.
732 (SUB_LINK_ENTRY64): New.
733 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
734 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
735 (SUB_LINK_ENTRY64): New.
736 (SUB_LINK_ENTRY): New.
737 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
738 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
739 x64 target is choosen.
740 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
741 * configure: Regenerated.
742 * configure.ac (leading-mingw64-underscores): Option added.
744 2010-04-27 Jan Hubicka <jh@suse.cz>
746 * doc/invoke.texi (-fipa-profile): Document.
747 * opts.c (decode_options): Enable ipa-profile at -O1.
748 * timevar.def (TV_IPA_PROFILE): Define.
749 * common.opt (fipa-profile): Add.
750 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
752 (cgraph_propagate_frequency): Handle only local ones.
753 * tree-pass.h (pass_ipa_profile): Declare.
754 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
755 (pass_ipa_profile): Use TV_IPA_PROFILE.
756 * ipa.c (ipa_profile): New function.
757 (gate_ipa_profile): Likewise.
758 (pass_ipa_profile): New global variable.
759 * passes.c (pass_ipa_profile): New.
761 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
763 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
765 2010-04-27 Martin Jambor <mjambor@suse.cz>
768 * ipa.c (dissolve_same_comdat_group_list): New function.
769 (function_and_variable_visibility): Call
770 dissolve_same_comdat_group_list when comdat group contains external or
772 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
773 lists are circular and that they contain only DECL_ONE_ONLY nodes.
775 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
777 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
778 (const_hash_1) <VECTOR_CST>: New case.
779 (compare_constant) <VECTOR_CST>: Likewise.
780 <ADDR_EXPR>: Deal with LABEL_REFs.
781 (copy_constant) <VECTOR_CST>: New case.
783 2010-04-27 Jan Hubicka <jh@suse.cz>
785 * cgraph.c (cgraph_propagate_frequency): New function.
786 * cgraph.h (cgraph_propagate_frequency): Declare.
787 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
788 cgraph_propagate_frequency.
790 2010-04-27 Jakub Jelinek <jakub@redhat.com>
792 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
794 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
797 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
798 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
799 here to determine which regs to push and how much stack to reserve.
801 2010-04-27 Jie Zhang <jie@codesourcery.com>
803 * doc/gimple.texi (gimple_statement_with_ops): Remove
804 addresses_taken field.
805 (gimple_statement_with_memory_ops): Likewise.
807 2010-04-27 Jan Hubicka <jh@suse.cz>
809 * tree-inline.c (eni_inlining_weights): Remove.
810 (estimate_num_insns): Special case more builtins.
812 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
815 * c-typeck.c (build_binary_op): Move forward check for comparison
816 pointer with null pointer constant and adjust the diagnostic message.
818 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
821 * configure.ac (gcc_cv_as_section_has_align): Set if installed
822 binutils supports extended .section directive needed by LTO, or
823 warn if older binutils found.
824 (LTO_BINARY_READER): New AC_SUBST'd variable.
825 (LTO_USE_LIBELF): Likewise.
826 * gcc/config.gcc (lto_binary_reader): New target-specific configure
828 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
829 (LTO_USE_LIBELF): Likewise.
830 * configure: Regenerate.
832 * collect2.c (is_elf): Rename from this ...
833 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
834 object files in addition to ELF-formatted ones.
835 (scan_prog_file): Caller updated. Also allow for LTO info marker
836 symbol to be prefixed or not by an extra underscore.
838 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
839 * config/i386/winnt.c: Also #include lto-streamer.h
840 (i386_pe_asm_named_section): Specify 1-byte section alignment for
842 (i386_pe_asm_output_aligned_decl_common): Add comment.
843 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
845 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
848 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
849 Add missing earlyclobber for second alternative.
851 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
853 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
854 bits for artificial defs at the top of the block.
855 * fwprop.c (single_def_use_enter_block): Don't call it.
857 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
860 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
861 instead of "$gcc_cv_objdump -T".
862 Use "-undefined dynamic_lookup" on darwin.
863 * gcc/configure: Regenerate.
865 2010-04-26 Jakub Jelinek <jakub@redhat.com>
868 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
870 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
872 * c-parser.c (struct c_token): Move location field up.
873 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
874 (struct c_declspecs): Convert typespec_word, storage_class, and
875 default_int_p into bitfields.
876 (struct c_declarator): Move loc field up.
878 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
880 * cfgloop.h (struct loop): Move can_be_parallel field up.
881 * ipa-prop.h (struct ip_node_params): Move bitfields up.
882 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
884 (struct iv_cand): Convert pos field into a bitfield.
885 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
887 (struct _stmt_vec_info): Shuffle fields for better packing.
889 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
891 * varasm.c (IN_NAMED_SECTION): Remove guard.
892 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
893 (IN_NAMED_SECTION_P): ...this.
894 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
895 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
897 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
899 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
900 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
901 of shadowing it. Fix comments.
903 2010-04-26 Jan Hubicka <jh@suse.cz>
905 * cgraph.c (cgraph_create_node): Set node frequency to normal.
906 (cgraph_clone_node): Copy function frequency.
907 * cgraph.h (node_frequency): New enum
908 (struct cgraph_node): Add.
909 * final.c (rest_of_clean_state): Update.
910 * lto-cgraph.c (lto_output_node): Output node frequency.
911 (input_overwrite_node): Input node frequency.
912 * tre-ssa-loop-ivopts (computation_cost): Update.
913 * lto-streamer-out.c (output_function): Do not output function
915 * predict.c (maybe_hot_frequency_p): Update and handle functions
917 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
919 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
920 (compute_function_frequency): Set noreturn functions to be executed
922 (choose_function_section): Update.
923 * lto-streamer-in.c (input_function): Do not input function frequency.
924 * function.c (allocate_struct_function): Do not initialize function
926 * function.h (function_frequency): Remove.
927 (struct function): Remove function frequency.
928 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
929 (try_update): Update.
930 * tree-inline.c (initialize_cfun): Do not update function frequency.
931 * passes.c (pass_init_dump_file): Update.
932 * i386.c (ix86_compute_frame_layout): Update.
933 (ix86_pad_returns): Update.
935 2010-04-26 Jie Zhang <jie@codesourcery.com>
937 PR tree-optimization/43833
938 * tree-vrp.c (range_int_cst_p): New.
939 (range_int_cst_singleton_p): New.
940 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
941 when both operands are constants. Use range_int_cst_p in
944 2010-04-26 Jan Hubicka <jh@suse.cz>
946 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
948 2010-04-26 Richard Guenther <rguenther@suse.de>
951 * gimple.c (gimple_decl_printable_name): Deal gracefully
952 with a NULL DECL_NAME.
954 2010-04-26 Richard Guenther <rguenther@suse.de>
957 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
958 if emitting debug information and it is either a function
961 2010-04-26 Ira Rosen <irar@il.ibm.com>
963 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
964 determine if the statement is vectorizable, and a macro to access it.
965 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
966 Skip statements that can't be vectorized. If the analysis fails,
967 mark the statement as unvectorizable if vectorizing basic block.
968 (vect_compute_data_refs_alignment): Likewise.
969 (vect_verify_datarefs_alignment): Skip statements marked as
970 unvectorizable. Add print.
971 (vect_analyze_group_access): Skip statements that can't be
972 vectorized. If the analysis fails, mark the statement as
973 unvectorizable if vectorizing basic block.
974 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
975 * tree-vect-stmts.c (vectorizable_store): Fix the number of
976 generated stmts for SLP.
977 (new_stmt_vec_info): Initialize the new field.
978 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
979 statements marked as unvectorizable.
981 2010-04-25 Joseph Myers <joseph@codesourcery.com>
983 * c-common.c (flag_isoc1x): New.
984 (flag_isoc99): Update comment.
985 * c-common.h (flag_isoc1x): New.
986 (flag_isoc99): Update comment.
987 * c-cppbuiltin.c (builtin_define_float_constants): Also define
988 __<type>_DECIMAL_DIG__.
989 * c-opts.c (set_std_c1x): New.
990 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
991 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
992 * c.opt (-std=c1x, -std=gnu1x): New options.
993 * doc/cpp.texi: Mention -std=c1x.
994 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
995 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
996 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
997 * doc/standards.texi: Mention C1X.
998 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
999 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1000 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1003 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1006 placeholder from 0x%x to %#x.
1007 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1008 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1009 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1010 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1011 * config/i386/i386.c (ix86_target_string): Ditto.
1012 (output_pic_addr_const): Ditto.
1013 (print_operand): Ditto.
1015 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1017 * combine.c (find_split_point): Add third argument. Use it
1018 to find nested multiply-accumulate instructions. Adjust calls.
1019 (try_combine): Adjust call to find_split_point.
1021 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1023 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1025 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1027 PR tree-optimization/41442
1028 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1029 (fold_binary_loc): Call it.
1031 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1033 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1034 * opts.c (common_handle_option): Allow disabling it.
1035 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1037 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1039 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1040 between modes if both types are integral.
1042 2010-04-23 Richard Guenther <rguenther@suse.de>
1044 PR tree-optimization/43572
1045 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1047 2010-04-23 Richard Guenther <rguenther@suse.de>
1050 * tree-inline.c (tree_can_inline_p): Also check compatibility
1053 2010-04-23 Martin Jambor <mjambor@suse.cz>
1055 PR tree-optimization/43846
1056 * tree-sra.c (struct access): New flag grp_assignment_read.
1057 (build_accesses_from_assign): Set grp_assignment_read.
1058 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1059 (enum mark_read_status): New type.
1060 (analyze_access_subtree): Propagate grp_assignment_read, create
1061 accesses also if both direct_read and root->grp_assignment_read.
1063 2010-04-23 Martin Jambor <mjambor@suse.cz>
1066 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1067 function does not have type attributes.
1069 2010-04-23 Richard Guenther <rguenther@suse.de>
1072 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1075 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1077 * sese.h (create_if_region_on_edge): Remove.
1079 * sese.c (create_if_region_on_edge): Make static.
1081 * tree-inline.c: Do not include ggc.h.
1083 * expr.c: Do not include ggc.h.
1085 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1088 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1091 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1092 in the middle of insns for casesi_worker_2.
1094 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1096 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1098 2010-04-22 Ira Rosen <irar@il.ibm.com>
1100 PR tree-optimization/43842
1101 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1102 loop unrolling in update of exit phis. Fix comment.
1103 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1104 least two reduction statements in the loop before starting SLP
1107 2010-04-22 Nick Clifton <nickc@redhat.com>
1109 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1111 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1113 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1116 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1118 * tree-parloops.c (loop_parallel_p): New argument
1119 parloop_obstack. Pass it down.
1120 (parallelize_loops): New variable parloop_obstack. Initialize it,
1121 pass it down, free it.
1123 * tree-loop-linear.c (linear_transform_loops): Pass down
1126 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1127 of type struct obstack *.
1129 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1130 scratch_obstack. Initialize it, pass down, free it.
1132 * lambda.h (lambda_loop_new): Remove.
1133 (lambda_matrix_new, lambda_matrix_inverse)
1134 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1135 argument of type struct obstack *.
1137 * lambda-trans.c (lambda_trans_matrix_new): New argument
1138 lambda_obstack. Pass it down, use obstack allocation for ret.
1139 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1142 * lambda-mat.c (lambda_matrix_get_column)
1143 (lambda_matrix_project_to_null): Remove.
1144 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1146 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1149 * lambda-code.c (lambda_loop_new): New function.
1150 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1151 (lambda_compute_auxillary_space, lambda_compute_target_space)
1152 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1153 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1154 (build_access_matrix): New argument lambda_obstack. Use obstack
1156 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1157 argument lambda_obstack. Pass it down.
1159 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1161 * optabs.h (expand_widening_mult): Declare.
1163 2010-04-22 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/43845
1166 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1167 lookup the CALL_EXPR function and arguments.
1169 2010-04-22 Nick Clifton <nickc@redhat.com>
1171 * config/stormy16/stormy16.c
1172 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1173 * config/stormy16/stormy16.h: Tidy up formatting.
1174 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1175 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1176 (ineqbranchsi): Delete pattern.
1177 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1178 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1179 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1180 stormy16-lib2-ucmpsi2.c.
1182 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1184 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1185 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1186 extra set merge_set_noclobber, and use it to relax the final test
1188 * df.h (df_simulate_find_noclobber_defs): Declare.
1189 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1191 (df_simulate_find_noclobber_defs): New function.
1193 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.md: Use {} around multi-line preparation statements.
1197 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1199 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1200 (process_init_element): New argument of type struct obstack *.
1202 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1203 (set_init_index, set_init_label, set_nonincremental_init)
1204 (set_nonincremental_init_from_string, find_init_member)
1205 (output_init_element, output_pending_init_elements)
1206 (process_init_element): New argument braced_init_obstack. Pass it
1208 (push_range_stack, add_pending_init): New argument
1209 braced_init_obstack. Use obstack allocation.
1211 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1212 braced_init_obstack. Pass it down.
1213 (c_parser_braced_init): New variables ret, braced_init_obstack.
1214 Initialize obstack, pass it down and finally free it.
1216 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1219 * tree-pass.h (pass_optimize_widening_mul): Declare.
1220 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1221 gate_optimize_widening_mul): New static functions.
1222 (pass_optimize_widening_mul): New.
1223 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1224 <case MULT_EXPR>: Remove support for widening multiplies.
1225 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1226 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1227 simplify_gen_unary rather than directly building extensions.
1228 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1230 * expmed.c (expand_widening_mult): New function.
1231 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1233 2010-04-21 Jan Hubicka <jh@suse.cz>
1235 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1236 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1237 * lto-wpa-fixup.c: Remove.
1238 * Makefile.in (lto-wpa-fixup.o): Remove.
1239 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1240 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1241 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1243 2010-04-21 Jan Hubicka <jh@suse.cz>
1245 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1246 add write_optimization_summary, read_optimization_summary.
1247 (ipa_write_summaries_of_cgraph_node_set): Remove.
1248 (ipa_write_optimization_summaries): Declare.
1249 (ipa_read_optimization_summaries): Declare.
1250 * ipa-cp.c (pass_ipa_cp): Update.
1251 * ipa-reference.c (pass_ipa_reference): Update.
1252 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1253 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1255 * ipa-inline.c (pass_ipa_inline): Update.
1256 * ipa.c (pass_ipa_whole_program): Update.
1257 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1258 * passes.c (ipa_write_summaries_1): Do not test wpa.
1259 (ipa_write_optimization_summaries_1): New.
1260 (ipa_write_optimization_summaries): New.
1261 (ipa_read_summaries): Do not test ltrans.
1262 (ipa_read_optimization_summaries_1): New.
1263 (ipa_read_optimization_summaries): New.
1265 2010-04-21 Jan Hubicka <jh@suse.cz>
1267 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1269 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1271 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1274 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1275 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1277 2010-04-21 Jan Hubicka <jh@suse.cz>
1279 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1281 2010-04-21 Jan Hubicka <jh@suse.cz>
1283 * varpool.c (decide_is_variable_needed): Variable is always needed
1286 2010-04-21 Jan Hubicka <jh@suse.cz>
1288 * opts.c (decode_options): Enable pure-const pass for whopr.
1290 2010-04-21 Jan Hubicka <jh@suse.cz>
1292 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1293 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1295 (cgraph_decide_inlining): Do not expect callee to be removed in all
1298 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1300 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1302 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1305 amdfam10_decode attributes.
1307 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1310 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1311 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1312 (lower_copyprivate_clauses): Use private var in outer
1313 context instead of original var. Make sure the types
1314 are correct for VLAs.
1316 2010-04-21 Richard Guenther <rguenther@suse.de>
1318 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1319 to non-pointer objects.
1321 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1323 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1324 last chain entry if it starts with the still current label.
1325 (add_location_or_const_value_attribute): Check that
1326 loc_list->first->next is NULL instead of comparing ->first with ->last.
1327 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1328 to add_var_loc_to_decl.
1330 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1331 >= 4 add also address size and segment size fields into CIE header.
1333 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1334 long as address size is the same as sizeof (void *) and
1336 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1337 address size or segment size is unexpected, return DW_EH_PE_omit.
1338 (classify_object_over_fdes): If get_cie_encoding returned
1339 DW_EH_PE_omit, return -1.
1340 (init_object): If classify_object_over_fdes returned -1,
1341 pretend there were no FDEs at all.
1343 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1346 bswap{si,di}2 using SWI48 mode iterator.
1347 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1348 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1349 set modrm attribute of bswap insn to 0 and remove length attribute.
1350 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1351 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1352 set mode attribute to <MODE> and remove length attribute.
1354 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1356 PR rtl-optimization/43520
1357 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1358 zero available registers.
1360 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1362 * builtins.c (fold_builtin_cproj): Fold more cases.
1364 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1366 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1367 (fold_builtin_1): Fold builtin cproj.
1368 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1369 Use ATTR_CONST_NOTHROW_LIST.
1371 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1374 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1375 ffsi2_no_cmove for !TARGET_CMOVE.
1376 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1377 (ffssi2): Remove expander.
1378 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1380 (ctz<mode>2): Ditto from ctz{si,di}2.
1381 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1383 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1386 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1388 * dwarf2out.c (AT_linkage_name): Define.
1389 (clone_as_declaration): Handle DW_AT_linkage_name.
1390 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1391 of DW_AT_MIPS_linkage_name.
1392 (move_linkage_attr): Likewise.
1393 (dwarf2out_finish): Likewise.
1395 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1398 * fold-const.c (fold_comparison): New folding rule.
1400 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1402 * double-int.h (double_int_setbit): Declare.
1403 * double-int.c (double_int_setbit): New function.
1404 * rtl.h (immed_double_int_const): Declare.
1405 * emit-rtl.c (immed_double_int_const): New function.
1406 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1407 and immed_double_int_const functions.
1408 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1409 expand_copysign_bit): (Ditto.).
1410 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1411 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1412 * dojump.c (prefer_and_bit_test): (Ditto.).
1413 * expr.c (convert_modes, reduce_to_bit_field_precision,
1414 const_vector_from_tree): (Ditto.).
1415 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1417 2010-04-20 Jan Hubicka <jh@suse.cz>
1419 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1420 (dump_cgraph_node): Dump new flags.
1421 * cgraph.h (struct cgraph_node): Add flags
1422 reachable_from_other_partition and in_other_partition.
1423 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1424 other partition can not be removed.
1425 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1426 the other partition must be output; silence sanity checking on
1427 leaking functions bodies from other paritition.
1428 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1429 (lto_output_node): Output new flags; do not sanity check that inline
1430 clones are output; drop lto_forced_extern_inline_p code; do not mock
1431 visibility flags at partition boundaries.
1432 (add_node_to): New function.
1433 (output_cgraph): Use it to sort functions so masters appear before
1435 (input_overwrite_node): Input new flags.
1436 * passes.c (ipa_write_summaries): Do not call
1437 lto_new_extern_inline_states.
1438 * lto-section-out.c (forced_extern_inline,
1439 lto_new_extern_inline_states lto_delete_extern_inline_states,
1440 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1441 * lto-streamer.h (lto_new_extern_inline_states,
1442 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1443 lto_forced_extern_inline_p): Kill.
1445 2010-04-20 Richard Guenther <rguenther@suse.de>
1447 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1448 from vars that can have pointers.
1449 (process_constraint): Dump useless constraints.
1451 2010-04-20 Richard Guenther <rguenther@suse.de>
1453 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1454 (dump_sa_points_to_info): Remove asserts.
1455 (init_base_vars): nothing_id isn't an escape point nor does it
1458 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1460 * tree.h (TYPE_REF_IS_RVALUE): Define.
1461 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1462 should_move_die_to_comdat, prune_unused_types_walk): Handle
1463 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1464 (modified_type_die, gen_reference_type_die): Emit
1465 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1466 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1468 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1471 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1472 calls for -fpic -m31 if they have been sibcall optimized.
1474 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1476 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1477 ar.lc fixed and call-used.
1479 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1481 2010-04-19 Jan Hubicka <jh@suse.cz>
1483 * opts.c (decode_options): Disable whpr incompatible passes.
1484 * lto/lto.c (lto_1_to_1_map): Skip clones.
1485 (read_cgraph_and_symbols): Do not mark everything as needed.
1486 (do_whole_program_analysis): Do map only after optimizing;
1487 set proper cgraph_state; use passmanager.
1489 2010-04-19 DJ Delorie <dj@redhat.com>
1491 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1492 POINTER_PLUS_EXPR and fix them.
1494 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1496 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1497 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1498 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1499 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1500 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1501 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1502 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1503 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1504 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1505 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1506 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1508 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1510 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1511 (check_cond_move_block): Likewise.
1512 (cond_move_process_if_block): Likewise.
1513 (noce_find_if_block): Improve formatting.
1514 (find_if_header): Pass 0 to memset and tweak conditions.
1515 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1517 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1519 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1523 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1524 with non-local decl doesn't need chain.
1526 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1528 * ira-color.c (allocno_reload_assign): Avoid accumulating
1529 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1531 2010-04-19 Martin Jambor <mjambor@suse.cz>
1533 * gimple.h (create_tmp_reg): Declare.
1534 * gimplify.c (create_tmp_reg): New function.
1535 (gimplify_return_expr): Use create_tmp_reg.
1536 (gimplify_omp_atomic): Likewise.
1537 (gimple_regimplify_operands): Likewise.
1538 * tree-dfa.c (make_rename_temp): Likewise.
1539 * tree-predcom.c (predcom_tmp_var): Likewise.
1540 (reassociate_to_the_same_stmt): Likewise.
1541 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1542 (get_replaced_param_substitute): Likewise.
1543 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1544 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1545 * tree-ssa-pre.c (get_representative_for): Likewise.
1546 (create_expression_by_pieces): Likewise.
1547 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1548 (create_tailcall_accumulator): Likewise.
1550 2010-04-19 Martin Jambor <mjambor@suse.cz>
1552 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1554 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1556 2010-04-19 Richard Guenther <rguenther@suse.de>
1558 PR tree-optimization/43796
1559 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1560 from SCEV in the lattice.
1561 (vrp_visit_phi_node): Dump change.
1563 2010-04-19 Richard Guenther <rguenther@suse.de>
1565 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1566 * configure: Re-generated.
1568 2010-04-19 Richard Guenther <rguenther@suse.de>
1570 PR tree-optimization/43783
1571 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1572 constant ARRAY_REF operands two and three if possible.
1574 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1577 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1579 2010-04-19 Jie Zhang <jie@codesourcery.com>
1582 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1584 2010-04-19 Ira Rosen <irar@il.ibm.com>
1586 PR tree-optimization/37027
1587 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1588 and macro to access it.
1589 (vectorizable_reduction): Add argument.
1590 (vect_get_slp_defs): Likewise.
1591 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1592 statements for possible use in SLP.
1593 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1594 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1595 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1597 (vectorizable_reduction): Likewise.
1598 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1600 (vectorizable_type_demotion, vectorizable_type_promotion,
1601 vectorizable_store): Likewise.
1602 (vect_analyze_stmt): Update call to vectorizable_reduction.
1603 (vect_transform_stmt): Likewise.
1604 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1605 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1606 from different interleaving chains in same node.
1607 (vect_slp_rearrange_stmts): New function.
1608 (vect_supported_load_permutation_p): Allow load permutations for
1609 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1610 inside SLP nodes if necessary.
1611 (vect_analyze_slp_instance): Handle reductions.
1612 (vect_analyze_slp): Try to build SLP instances originating from groups
1614 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1615 (vect_get_constant_vectors): Create initial vectors for reductions
1616 according to reduction code. Add new argument.
1617 (vect_get_slp_defs): Add new argument, pass it to
1618 vect_get_constant_vectors.
1619 (vect_schedule_slp_instance): Remove SLP tree root statements.
1621 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1623 * tree.h (ENUM_IS_SCOPED): Define.
1624 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1625 for ENUM_IS_SCOPED enums.
1627 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1629 * fold-const.c (fold_comparison): Use ssizetype.
1630 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1631 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1632 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1633 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1635 * tree.h (initialize_sizetypes): Remove parameter.
1636 (build_common_tree_nodes): Remove second parameter.
1637 * stor-layout.c (initialize_sizetypes): Remove parameter.
1638 Always create an unsigned type.
1639 (set_sizetype): Assert that the passed type is unsigned and simplify.
1640 * tree.c (build_common_tree_nodes): Remove second parameter.
1641 Adjust call to initialize_sizetypes.
1642 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1643 build_common_tree_nodes.
1645 2010-04-18 Matthias Klose <doko@ubuntu.com>
1647 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1649 2010-04-18 Ira Rosen <irar@il.ibm.com>
1651 PR tree-optimization/43771
1652 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1653 load permutation doesn't have gaps.
1655 2010-04-18 Jan Hubicka <jh@suse.cz>
1657 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1658 (sse_prologue_save_insn expander): Use new pattern.
1659 (sse_prologue_save_insn1): New pattern and splitter.
1660 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1662 * i386.c (setup_incoming_varargs_64): Do not compute jump
1664 (ix86_gimplify_va_arg): Update alignment needed.
1665 (ix86_local_alignment): Do not align all local arrays to 128bit.
1667 2010-04-17 Jan Hubicka <jh@suse.cz>
1669 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1671 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1673 * arm.md (negdi2): Remove redundant code to force values into a
1676 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1678 * arm/bpabi.S: Add EABI alignment attributes to objects.
1679 * arm/bpabi-v6m.S: Likewise.
1680 * arm/crti.asm: Likewise.
1681 * arm/crtn.asm: Likewise.
1682 * arm/lib1funcs.asm: Likewise.
1683 * arm/libunwind.S: Likewise.
1685 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1687 * arm-protos.h (tune_params): New structure.
1688 * arm.c (current_tune): New variable.
1689 (arm_constant_limit): Delete.
1690 (struct processors): Add pointer to the tune parameters.
1691 (arm_slowmul_tune): New tuning option.
1692 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1693 (all_cores): Adjust to pick up the tuning model.
1694 (arm_constant_limit): New function.
1695 (arm_override_options): Select the appropriate tuning model. Delete
1696 initialization of arm_const_limit.
1697 (arm_split_constant): Use the new constant-limit model.
1698 (arm_rtx_costs): Pick up the current tuning model.
1699 * arm.md (is_strongarm, is_xscale): Delete.
1700 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1701 for Xscale variant architectures.
1702 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1704 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1706 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1708 (arm_rtx_costs_1): Remove unused variable extra_cost.
1709 (arm_unwind_emit_set): Use variable offset.
1710 (thumb1_output_casesi): Remove unused variable flags.
1712 2010-04-16 Jeff Law <law@redhat.com>
1714 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1715 needing assignment rather than doing a two-phase assignment. Remove
1716 unused variable 'm'.
1718 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1721 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1723 2010-04-16 Doug Kwan <dougkwan@google.com>
1725 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1726 (next_operand_entry_id): New static variable.
1727 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1728 (add_to_ops_vec): Assigned unique ID to operand entry.
1729 (struct oecount_s): New field ID.
1730 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1731 (undistribute_ops_list): Assign unique IDs to oecounts.
1732 (init_reassoc): reset next_operand_entry_id.
1734 2010-04-16 Doug Kwan <dougkwan@google.com>
1736 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1737 missing left parenthesis.
1739 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1742 *btdi_rex64 using SWI48 mode iterator.
1743 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1744 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1745 *jcc_btdi_mask_rex64.
1747 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1749 * double-int.h (tree_to_double_int): Convert to macro.
1750 * double-int.c (tree_to_double_int): Remove.
1752 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1755 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1756 with want_address 2 and in case a single element list might be
1757 possible, call it again with want_address 0.
1759 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1761 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1762 case 'W' print operands for HI mode.
1763 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1764 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1765 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1766 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1768 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1770 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1771 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1772 #xx:3 and #xx:4 mode.
1774 * config/h8300/h8300.md (inverted load with HImode dest): Add
1775 support for H8300SX.
1777 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1778 satisfy 'U' constraint.
1780 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1782 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1783 * configure: Regenerate.
1784 * config.in: Regenerate.
1785 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1788 2010-04-16 Richard Guenther <rguenther@suse.de>
1790 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1791 (struct tree_decl_common): ... here.
1792 (DECL_PT_UID): Adjust.
1793 (SET_DECL_PT_UID): Likewise.
1794 (DECL_PT_UID_SET_P): Likewise.
1796 2010-04-16 Richard Guenther <rguenther@suse.de>
1798 PR tree-optimization/43572
1799 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1800 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1801 * tree-flow.h (is_call_clobbered): Remove.
1802 * tree-flow-inline.h (is_call_clobbered): Likewise.
1803 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1804 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1805 (execute_return_slot_opt): Adjust.
1806 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1807 check for call clobbered vars here.
1808 (find_tail_calls): Move tailcall verification to the
1811 2010-04-16 Diego Novillo <dnovillo@google.com>
1813 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1815 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1818 * config/arm/arm.md (cbranchqi4): New pattern.
1819 * config/arm/predicates.md (const0_operand,
1820 cbranchqi4_comparison_operator): New predicates.
1822 2010-04-16 Richard Guenther <rguenther@suse.de>
1824 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1825 (dump_gimple_stmt): Likewise.
1827 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1829 * recog.h (struct recog_data): New field is_operator.
1830 (struct insn_operand_data): New field is_operator.
1831 * recog.c (extract_insn): Set recog_data.is_operator.
1832 * genoutput.c (output_operand_data): Emit code to set the
1834 * reload.c (find_reloads): Use it rather than testing for an
1835 empty constraint string.
1838 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1839 If the previous insn is a cbranchsi4_insn with the same arguments,
1840 omit the compare instruction.
1842 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1843 register, inputs must be low registers and we need a low register
1844 scratch. Handle alternative 2 like alternative 3.
1846 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1848 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1849 don't call get_addr on both. If one expression is a VALUE and
1850 the other a REG, check VALUE's locs if the REG isn't among them.
1852 2010-04-16 Christian Bruel <christian.bruel@st.com>
1854 * config/sh/sh.h (sh_frame_pointer_required): New function.
1855 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1856 (flag_omit_frame_pointer) Set.
1857 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1858 (rounded_frame_size): Adjust size with outgoing_args_size.
1859 (sh_set_return_address): Must return from stack pointer.
1860 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1861 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1862 (ACCUMULATE_OUTGOING_ARGS): Define.
1863 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1864 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1866 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1869 * config/sh/sh.c (sh_legitimize_reload_address): Use
1870 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1871 Remove a unneeded check for offset_base.
1873 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
1875 * configure: Regenerated.
1877 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1879 * config/s390/s390.c (s390_call_save_register_used): Switch back
1880 to HARD_REGNO_NREGS.
1882 2010-04-15 Richard Guenther <rguenther@suse.de>
1884 * alias.c (alias_set_subset_of): Handle alias-set zero
1887 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
1888 Julian Brown <julian@codesourcery.com>
1890 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
1891 alternatives according to use of high and low regs.
1892 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
1893 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
1894 optimizing for size on Thumb-2.
1896 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
1898 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
1900 2010-04-15 Richard Guenther <rguenther@suse.de>
1902 * tree-ssa-structalias.c (struct variable_info): Add
1904 (new_var_info): Initialize it.
1905 (dump_constraints): Support printing last added constraints.
1906 (debug_constraints): Adjust.
1907 (dump_constraint_graph): Likewise.
1908 (make_heapvar_for): Check for NULL cfun.
1909 (get_function_part_constraint): New function.
1910 (get_fi_for_callee): Likewise.
1911 (find_func_aliases): Properly implement IPA PTA constraints.
1912 (process_ipa_clobber): New function.
1913 (find_func_clobbers): Likewise.
1914 (insert_into_field_list_sorted): Remove.
1915 (create_function_info_for): Properly allocate vars for IPA mode.
1916 Do not use insert_into_field_list_sorted.
1917 (create_variable_info_for): Properly generate constraints for
1918 global vars in IPA mode.
1919 (dump_solution_for_var): Always dump the solution.
1920 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
1921 (find_what_var_points_to): Adjust.
1922 (pt_solution_set): Change.
1923 (pt_solution_ior_into): New function.
1924 (pt_solution_empty_p): Export.
1925 (pt_solution_includes_global): Adjust.
1926 (pt_solution_includes_1): Likewise.
1927 (pt_solutions_intersect_1): Likewise.
1928 (dump_sa_points_to_info): Check some invariants.
1929 (solve_constraints): Move constraint dumping ...
1930 (compute_points_to_sets): ... here.
1931 (ipa_pta_execute): ... and here.
1932 (compute_may_aliases): Do not re-compute points-to info
1933 locally if IPA info is available.
1934 (ipa_escaped_pt): New global var.
1935 (ipa_pta_execute): Properly implement IPA PTA.
1936 * tree-into-ssa.c (dump_decl_set): Support dumping
1937 decls not in referenced-vars.
1938 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
1939 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
1940 (dump_points_to_solution): Likewise.
1941 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
1942 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
1943 (remap_gimple_stmt): Reset call clobber/use information if necessary.
1944 (copy_decl_to_var): Copy DECL_PT_UID.
1945 (copy_result_decl_to_var): Likewise.
1946 * tree.c (make_node_stat): Initialize DECL_PT_UID.
1947 (copy_node_stat): Copy it.
1948 * tree.h (DECL_PT_UID): New macro.
1949 (SET_DECL_PT_UID): Likewise.
1950 (DECL_PT_UID_SET_P): Likewise.
1951 (struct tree_decl_minimal): Add pt_uid member.
1952 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
1953 (pt_solution_empty_p): Declare.
1954 (pt_solution_set): Adjust.
1955 (ipa_escaped_pt): Declare.
1956 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
1957 * gimple-pretty-print.c (pp_points_to_solution): New function.
1958 (dump_gimple_call): Dump call clobber/use information.
1959 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
1960 * tree-pass.h (TDF_ALIAS): New dump option.
1961 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
1962 * doc/invoke.texi (-fipa-pta): Update documentation.
1964 2010-04-15 Richard Guenther <rguenther@suse.de>
1966 * Makefile.in (OBJS-common): Add gimple-fold.o.
1967 (gimple-fold.o): New rule.
1968 * tree.h (maybe_fold_offset_to_reference,
1969 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
1971 * gimple.h: ... here.
1972 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
1973 may_propagate_address_into_dereference): Move prototypes ...
1974 * gimple.h: ... here.
1975 * tree-ssa-ccp.c (get_symbol_constant_value,
1976 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
1977 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
1978 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
1979 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
1980 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
1981 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
1982 gimplify_and_update_call_from_tree): Move ...
1983 * gimple-fold.c: ... here. New file.
1984 (ccp_fold_builtin): Rename to ...
1985 (gimple_fold_builtin): ... this.
1986 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
1988 2010-04-15 Richard Guenther <rguenther@suse.de>
1990 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
1991 fit_double_type, force_fit_type_double, add_double_with_sign,
1992 neg_double, mul_double_with_sign, lshift_double, rshift_double,
1993 lrotate_double, rrotate_double, div_and_round_double): Move ...
1994 * double-int.c: ... here.
1995 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
1996 add_double, neg_double, mul_double_with_sign, mul_double,
1997 lshift_double, rshift_double, lrotate_double, rrotate_double,
1998 div_and_round_double): Move prototypes ...
1999 * double-int.h: ... here.
2001 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2004 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2005 matching constraints to ensure inputs match the output.
2007 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2010 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2011 in an input-only operand.
2013 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2015 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2016 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2017 (double_int_negative_p): Convert to static inline function.
2018 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2019 (double_int_negative_p): Remove.
2020 * tree.h (lshift_double, rshift_double):
2021 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2022 * fold-const.c (fold_convert_const_int_from_real,
2023 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2024 (lshift_double): Change type of arith argument to bool.
2025 (rshift_double): Change type of arith argument to bool. Correct
2027 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2029 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2032 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2033 at the start and end of the then/else blocks, and omit them from the
2035 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2036 argument; all callers changed. Pass zero to old_insns_match_p instead.
2037 (flow_find_head_matching_sequence): New function.
2038 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2039 * basic-block.h (flow_find_cross_jump,
2040 flow_find_head_matching_sequence): Declare functions.
2042 2010-04-14 Jason Merrill <jason@redhat.com>
2045 * c-common.c (attribute_takes_identifier_p): New fn.
2046 * c-common.h: Declare it.
2048 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2052 (*udivmod<mode>4): Ditto.
2054 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2056 * config/i386/i386.md (maxmin_int): Rename code attribute from
2057 maxminiprefix and update all users.
2058 (maxmin_float): Ditto from maxminfprefix.
2059 (logic): Ditto from logicprefix.
2060 (absneg_mnemonic): Ditto from absnegprefix.
2061 * config/i386/mmx.md: Update all users of maxminiprefix,
2062 maxminfprefix and logicprefix for rename.
2063 * config/i386/sse.md: Ditto.
2064 * config/i386/sync.md (sync_<code><mode>): Update for
2067 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2070 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2071 warnings converted to errors.
2073 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2075 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2076 used insn_type variable.
2077 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2078 to avoid set-but-not-used warning.
2080 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2082 * df-core.c (df_ref_debug): Change format string placeholder
2084 * dwarf2asm.c (dw2_asm_output_data_raw,
2085 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2086 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2087 * dwarf2out.c (output_cfi, output_cfi_directive,
2088 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2089 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2091 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2092 * print-rtl.c (print_rtx): Ditto.
2094 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2097 * builtins.c (expand_builtin_pow_root): New function to expand pow
2098 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2099 series of sqrt and cbrt calls under -ffast-math.
2100 (expand_builtin_pow): Call it.
2102 2010-04-14 Michael Matz <matz@suse.de>
2104 PR tree-optimization/42963
2105 * tree-cfg.c (touched_switch_bbs): New static variable.
2106 (group_case_labels_stmt): New function broken out from ...
2107 (group_case_labels): ... here, use the above.
2108 (start_recording_case_labels): Allocate touched_switch_bbs.
2109 (end_recording_case_labels): Deallocate it, call
2110 group_case_labels_stmt.
2111 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2113 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2115 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2118 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2122 2010-04-13 Jan Hubicka <jh@suse.cz>
2124 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2125 of optimized out static functions.
2126 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2127 cost computation. Also sanity check for overflows.
2128 (update_caller_keys): Update cgraph_edge_badness call; properly
2129 update fibheap and sanity check that it is up to date.
2130 (add_new_edges_to_heap): Update cgraph_edge_badness.
2131 (cgraph_decide_inlining_of_small_function): Likewise;
2132 add sanity checking that badness in heap is up to date;
2133 improve dumping of reason; Update badness of calls to the
2134 offline copy of function currently inlined; dump badness
2135 of functions not inlined because of unit growth limits.
2137 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2140 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2141 because of sign-extension change when converting to sizetype here...
2142 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2144 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2145 the folding to constants. Remove redundant final conversion.
2146 (fold_binary) <associate>: Do not associate if the re-association of
2147 constants alone overflows.
2148 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2149 to the end of the list.
2150 (multiple_of_p) <COND_EXPR>: New case.
2152 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2154 * opt-functions.awk (opt_sanitized_name): New.
2156 * optc-gen.awk: Use it
2157 * opth-gen.awk: Use it.
2159 2010-04-13 Martin Jambor <mjambor@suse.cz>
2161 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2162 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2163 children. Call replace_uses_with_default_def_ssa_name to handle
2166 2010-04-13 Michael Matz <matz@suse.de>
2169 * builtins.c (expand_builtin_interclass_mathfn): Also create
2170 a register if the predicate doesn't match.
2172 2010-04-13 Diego Novillo <dnovillo@google.com>
2174 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2175 * c-pch.c: Include timevar.h.
2176 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2177 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2178 * ggc-common.c: Include timevar.h.
2179 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2180 * timevar.def (TV_PCH_SAVE): Define.
2181 (TV_PCH_CPP_SAVE): Define.
2182 (TV_PCH_PTR_REALLOC): Define.
2183 (TV_PCH_PTR_SORT): Define.
2184 (TV_PCH_RESTORE): Define.
2185 (TV_PCH_CPP_RESTORE): Define.
2187 2010-04-13 Michael Matz <matz@suse.de>
2189 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2191 (can_reassociate_p): New function.
2192 (break_up_subtract_bb, reassociate_bb): Use it.
2194 2010-04-13 Richard Guenther <rguenther@suse.de>
2197 * builtins.c (c_readstr): Fix assert.
2199 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2201 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2202 when generating cltd insn.
2204 (*ashl<mode>3_1): Remove special handling for register operand 2.
2205 (*ashlsi3_1_zext): Ditto.
2206 (*ashlhi3_1): Ditto.
2207 (*ashlhi3_1_lea): Ditto.
2208 (*ashlqi3_1): Ditto.
2209 (*ashlqi3_1_lea): Ditto.
2210 (*<shiftrt_insn><mode>3_1): Ditto.
2211 (*<shiftrt_insn>si3_1_zext): Ditto.
2212 (*<shiftrt_insn>qi3_1_slp): Ditto.
2213 (*<rotate_insn><mode>3_1): Ditto.
2214 (*<rotate_insn>si3_1_zext): Ditto.
2215 (*<rotate_insn>qi3_1_slp): Ditto.
2217 2010-04-13 Richard Guenther <rguenther@suse.de>
2219 * tree-ssa-structalias.c (callused_id): Remove.
2220 (call_stmt_vars): New.
2221 (get_call_vi): Likewise.
2222 (lookup_call_use_vi): Likewise.
2223 (lookup_call_clobber_vi): Likewise.
2224 (get_call_use_vi): Likewise.
2225 (get_call_clobber_vi): Likewise.
2226 (make_transitive_closure_constraints): Likewise.
2227 (handle_const_call): Adjust to do per-call call-used handling.
2228 (handle_pure_call): Likewise.
2229 (find_what_var_points_to): Remove general callused handling.
2230 (init_base_vars): Likewise.
2231 (init_alias_vars): Initialize call_stmt_vars.
2232 (compute_points_to_sets): Process call-used and call-clobbered
2233 vars for call statements.
2234 (delete_points_to_sets): Free call_stmt_vars.
2236 2010-04-13 Richard Guenther <rguenther@suse.de>
2238 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2239 Only add RW dependence for dependence distance zero.
2240 Adjust maximal vectorization factor according to dependences.
2241 Move alignment handling ...
2242 (vect_find_same_alignment_drs): ... here. New function.
2243 (vect_analyze_data_ref_dependences): Adjust.
2244 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2245 (vect_analyze_data_refs): Adjust minimal vectorization factor
2246 according to data references.
2247 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2248 dependences before determining the vectorization factor.
2249 Analyze alignment after determining the vectorization factor.
2250 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2251 dependences before alignment.
2252 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2254 (vect_analyze_data_refs): Likewise.
2255 (MAX_VECTORIZATION_FACTOR): New define.
2257 2010-04-13 Duncan Sands <baldrick@free.fr>
2259 * except.h (lang_eh_type_covers): Remove.
2260 * except.c (lang_eh_type_covers): Likewise.
2262 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2263 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2265 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2266 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2267 UNITS_PER_LONG where it is ABI relevant.
2268 (s390_return_addr_rtx): Likewise.
2269 (s390_back_chain_rtx): Likewise.
2270 (s390_frame_area): Likewise.
2271 (s390_frame_info): Likewise.
2272 (s390_initial_elimination_offset): Likewise.
2273 (save_gprs): Likewise.
2274 (s390_emit_prologue): Likewise.
2275 (s390_emit_epilogue): Likewise.
2276 (s390_function_arg_advance): Likewise.
2277 (s390_function_arg): Likewise.
2278 (s390_va_start): Likewise.
2279 (s390_gimplify_va_arg): Likewise.
2280 (s390_function_profiler): Likewise.
2281 (s390_optimize_prologue): Likewise.
2282 (s390_rtx_costs): Likewise.
2283 (s390_secondary_reload): Likewise.
2284 (s390_promote_function_mode): Likewise.
2285 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2286 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2287 registers available.
2288 (s390_unwind_word_mode): New function.
2289 (s390_function_value): Split 64 bit values into register pair if
2290 used as return value.
2291 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2292 function call parameters. Handle parallels.
2293 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2294 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2295 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2296 (s390_expand_setmem): Remove unused variable src_addr.
2297 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2298 deal with 64 bit registers.
2299 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2300 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2301 (UNITS_PER_LONG): New macro.
2302 * libjava/include/s390-signal.h: Define extended ucontext
2303 structure containing the upper halfs of the 64 bit registers.
2305 2010-04-13 Simon Baldwin <simonb@google.com>
2307 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2309 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2311 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2312 rvalue on the RHS if the LHS is of a non-renamable type.
2313 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2315 2010-04-13 Matthias Klose <doko@ubuntu.com>
2317 * gcc.c (cc1_options): Handle -iplugindir before processing
2318 the cc1 spec. Only add -iplugindir once.
2319 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2321 * common.opt (iplugindir): Remove `Separate' property, initialize.
2322 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2324 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2325 (distclean): Remove plugin dir.
2326 * doc/invoke.texi: Document -iplugindir.
2328 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2330 * doc/plugins.texi (Loading Plugins): Document short
2331 -fplugin=foo option.
2332 (Plugin API): Mention default_plugin_dir_name function.
2334 * gcc.c (find_file_spec_function): Add new declaration.
2335 (static_spec_func): Use it for "find-file".
2336 (find_file_spec_function): Add new function.
2337 (cc1_options): Add -iplugindir option if -fplugin* options found.
2339 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2341 * plugin.c (add_new_plugin): Updated comment, and handle short
2343 (default_plugin_dir_name): Added new function.
2345 * common.opt (iplugindir): New option to set the plugin directory.
2347 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.md (any_rotate): New code iterator.
2350 (rotate_insn): New code attribute.
2352 (SWIM124): New mode iterator.
2353 (<rotate_insn>ti3): New expander.
2354 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2355 any_rotate code iterator.
2356 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2357 using any_rotate code iterator and SWIM124 mode iterator.
2358 (ix86_rotlti3): New insn_and_split pattern.
2359 (ix86_rotrti3): Ditto.
2360 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2361 ix86_rotl{di,ti}3 patterns.
2362 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2363 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2364 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2365 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2366 code iterator and SWI mode iterator.
2367 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2368 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2370 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2371 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2372 (bswap rotatert splitter): Add splitter.
2373 (bswap splitter): Macroize splitter using any_rotate code iterator.
2374 Add insn predicate to split only for TARGET_USE_XCHGB or when
2375 optimizing function for size.
2377 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2379 * config/pa/pa.c (emit_move_sequence): Remove use of
2380 deleted variable flag_argument_noalias.
2382 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2384 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2386 Add to unsupported targets list.
2387 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2388 sparc*-sun-solaris2.[567]* from target lists.
2389 * configure: Regenerate.
2390 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2392 Remove Solaris 7 patch references.
2393 (Specific, sparc-sun-solaris2.7): Removed.
2394 (sparc-sun-solaris2*): Update Solaris 7 example.
2395 (sparc64-*-solaris2*): Likewise.
2397 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2399 * config.build (alpha*-dec-osf4*): Remove.
2400 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2401 of obsolete configurations.
2402 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2404 * config/alpha/t-osf4: Renamed to ...
2405 * config/alpha/t-osf5: ... this.
2406 * config/alpha/osf.h: Renamed to ...
2407 * config/alpha/osf5.h: ... this.
2408 Merged old osf5.h contents.
2410 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2411 (EXTRA_SPECS): Removed.
2412 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2413 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2416 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2418 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2420 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2423 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2424 __thiscall convention.
2426 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2428 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2430 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2432 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2434 * function.c (assign_parms_initialize_all): Add unused attribute
2437 2010-04-12 Richard Guenther <rguenther@suse.de>
2439 * gsstruct.def (GSS_CALL): New.
2440 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2441 * gimple.h: Include tree-ssa-alias.h.
2442 (struct gimple_statement_call): New.
2443 (union gimple_statement_struct_d): Add gimple_call member.
2444 (gimple_call_reset_alias_info): Declare.
2445 (gimple_call_use_set): New function.
2446 (gimple_call_clobber_set): Likewise.
2447 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2448 * gimple.c (gimple_call_reset_alias_info): New function.
2449 (gimple_build_call_1): Call it.
2450 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2451 * tree-inline.c (remap_gimple_stmt): Likewise.
2452 (expand_call_inline): Remove callused handling.
2453 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2454 * tree-dfa.c (dump_variable): Likewise.
2455 * tree-parloops.c (parallelize_loops): Likewise.
2456 * tree-ssa.c (init_tree_ssa): Likewise.
2457 (delete_tree_ssa): Likewise.
2458 * tree-flow-inline.h (is_call_used): Remove.
2459 * tree-flow.h (struct gimple_df): Remove callused member.
2460 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2461 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2462 (ref_maybe_used_by_call_p_1): Simplify.
2463 (call_may_clobber_ref_p_1): Likewise.
2464 * tree-ssa-structalias.c (compute_points_to_sets): Set
2465 the call stmt used and clobbered sets.
2466 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2467 (find_tail_calls): Verify the tail call.
2469 2010-04-12 Richard Guenther <rguenther@suse.de>
2471 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2472 single-iteration always-inline inlining.
2473 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2474 (cgraph_decide_inlining): Do not handle always-inline specially.
2475 (try_inline): Remove always-inline cycle detection special case.
2476 Do not recurse on always-inlines.
2477 (cgraph_early_inlining): Do not iterate if not optimizing.
2478 (cgraph_gate_early_inlining): remove.
2479 (pass_early_inline): Run unconditionally.
2480 (gate_cgraph_decide_inlining): New function.
2481 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2482 not inlining or optimizing.
2483 (cgraph_decide_inlining_of_small_functions): Also consider
2484 always-inline functions.
2485 (cgraph_default_inline_p): Return true for nodes which should
2486 disregard inline limits.
2487 (estimate_function_body_sizes): Assume zero size and time for
2488 nodes which are marked as disregarding inline limits.
2489 (cgraph_decide_recursive_inlining): Do not perform recursive
2490 inlining on always-inline nodes.
2492 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2495 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2496 for exprs satisfying handled_component_p.
2498 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2500 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2501 non-constant aggregate elements.
2503 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2504 is a real initialization.
2506 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2509 * c-decl.c (start_function): Move forward check for nested function.
2511 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2513 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2514 * config/sh/sh.c: Include reload.h.
2515 (sh_legitimize_reload_address): New.
2516 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2517 sh_legitimize_reload_address.
2519 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2521 * config/sh/sh.md (*movqi_pop): New insn pattern.
2522 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2524 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2526 * config/i386/i386.md (any_shiftrt): New code iterator.
2527 (shiftrt_insn): New code attribute.
2529 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2530 using any_shiftrt code iterator.
2531 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2532 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2533 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2534 pattern from corresponding peephole2 patterns.
2535 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2536 using any_shiftrt code iterator.
2537 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2538 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2539 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2540 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2541 *{ashr,lshr}<mode>3_cmp_zext.
2542 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2544 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2548 (*lshr<mode>3_cconly): Ditto.
2550 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2553 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2554 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2555 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2557 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2558 from corresponding peephole2 patterns.
2559 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2560 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2561 and *lshrdi3_1_rex64 using SWI mode iterator.
2562 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2563 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2564 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2565 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2566 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2567 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2568 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2569 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2570 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2573 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2575 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2576 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2577 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2578 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2580 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2581 from corresponding peephole2 patterns.
2582 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2583 (ashrsi3_cvt): Rename from ashrsi3_31.
2584 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2585 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2586 and x86_64_shift_adj_3 using SWI48 mode iterator.
2587 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2588 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2589 and *ashrdi3_1_rex64 using SWI mode iterator.
2590 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2591 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2592 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2593 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2594 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2595 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2596 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2597 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2598 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2600 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2601 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2602 x86_shift<mode>_adj_3 expanders.
2604 2010-04-10 Wei Guozhi <carrot@google.com>
2607 * config/arm/arm.c (arm_pic_static_addr): New function.
2608 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2610 (arm_output_addr_const_extra): Output expression for new pattern.
2611 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2613 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2615 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2618 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2619 * web.c: Include "insn-config.h" and "recog.h".
2620 (union_match_dups): New function.
2621 (web_main): Call it.
2622 (union_defs): Don't try to recognize match_dups.
2624 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2625 if doing so would replace the entire pattern.
2627 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2631 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2632 and splitter pattern. Change splitter operand 1 predicate to
2635 2010-04-09 Martin Jambor <mjambor@suse.cz>
2637 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2638 lattices are addresses of CONST_DECLs with the same initial value.
2639 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2640 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2642 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2643 Bernd Schmidt <bernds@codesourcery.com>
2645 * loop-invariant.c (replace_uses): New static function.
2646 (move_invariant_reg): Use it to ensure we can replace the uses.
2648 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2650 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2652 (picochip_override_options): Enable section anchors only above -O1.
2653 (picochip_reorg): Fixed a couple of build warnings.
2655 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2657 * configure.ac (plugin -rdynamic test): Log result.
2658 * configure: Regenerate.
2659 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2660 (RDYNAMIC_SPEC): Define.
2661 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2663 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2665 * configure.ac: Determine Sun ld version numbers.
2666 (comdat_group): Restrict GNU ld version checks to gld.
2667 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2668 (enable_comdat): Support --enable-comdat.
2669 * configure: Regenerate.
2670 * doc/install.texi (Configuration): Document --enable-comdat.
2672 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2674 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2675 * config/sol2-gld.h: ... here.
2676 * config.gcc (sparc*-*-solaris2*): Reflect this.
2677 (i[34567]86-*-solaris2*): Use it.
2679 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2681 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2683 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2685 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2688 * diagnostic.c (diagnostic_initialize): Initialize
2689 some_warnings_are_errors.
2690 (diagnostic_finish): New.
2691 (diagnostic_action_after_output): Call it before exiting.
2692 (diagnostic_report_diagnostic): Do not print message here. Set
2693 some_warnings_are_errors.
2694 * diagnostic.h (diagnostic_context): Delete
2695 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2696 (diagnostic_finish): Declare.
2697 * toplev.c (toplev_main): Call it before exit.
2699 2010-04-09 Jason Merrill <jason@redhat.com>
2702 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2703 for incomplete type.
2706 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2707 based on a warning flag.
2709 2010-04-09 Richard Guenther <rguenther@suse.de>
2711 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2713 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2716 * varasm.c (default_assemble_visibility): Wrap vars that are
2717 set, but unused, by targets without GAS.
2718 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2719 Remove set, but unused, vars.
2720 (rs6000_legitimize_tls_address): Likewise.
2721 (altivec_expand_dst_builtin): Likewise.
2722 * config/darwin.c (machopic_classify_symbol): Likewise.
2723 (machopic_indirection_name): Likewise.
2725 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2727 * config/i386/i386.md (DWI): New mode iterator.
2728 (S): New mode attribute.
2729 (shift_operand): Ditto.
2730 (shift_immediate_operand): Ditto.
2731 (ashl_input_operand): Ditto.
2732 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2733 using SDWIM mode iterator.
2734 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2735 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2737 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2738 from corresponding peephole2 patterns.
2739 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2740 and x86_64_shift_adj_1 using SWI48 mode iterator.
2741 (x86_shift<mode>_adj_2): Ditto.
2742 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2743 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2744 using SWI48 mode iterator.
2745 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2746 *ashldi3_cmp_rex64 using SWI mode iterator.
2747 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2748 *ashldi3_cconly_rex64 using SWI mode iterator.
2749 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2750 x86_shift<mode>_adj_{1,2}.
2751 (ix86_split_ashr): Ditto.
2752 (ix86_split_lshr): Ditto.
2754 2010-04-09 Richard Guenther <rguenther@suse.de>
2756 * target.h (builtin_conversion): Pass in input and output types.
2757 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2758 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2759 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2760 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2762 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2764 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2766 2010-04-09 Richard Guenther <rguenther@suse.de>
2769 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2771 2010-04-09 Richard Guenther <rguenther@suse.de>
2773 * tree-vectorizer.h (struct _stmt_vec_info): Document
2774 that vectype is the type of the LHS.
2775 (supportable_widening_operation, supportable_narrowing_operation):
2776 Get both input and output vector types as arguments.
2777 (vect_is_simple_use_1): Declare.
2778 (get_same_sized_vectype): Likewise.
2779 * tree-vect-loop.c (vect_determine_vectorization_factor):
2780 Set STMT_VINFO_VECTYPE to the vector type of the def.
2781 (vectorizable_reduction): Adjust.
2782 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2783 Adjust. Specify the output vector type.
2784 (vect_pattern_recog_1): Adjust.
2785 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2786 (vectorizable_call): Adjust.
2787 (vectorizable_conversion): Likewise.
2788 (vectorizable_operation): Likewise.
2789 (vectorizable_type_demotion): Likewise.
2790 (vectorizable_type_promotion): Likewise.
2791 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2793 (vect_is_simple_use_1): New function.
2794 (supportable_widening_operation): Get both input and output
2796 (supportable_narrowing_operation): Likewise.
2797 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2799 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2801 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2802 __thiscall and _thiscall as predefined macros.
2803 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2804 thiscall attribute handling.
2805 (ix86_comp_type_attributes): Likewise.
2806 (ix86_function_regparm): Likewise.
2807 (ix86_return_pops_args): Likewise.
2808 (init_cumulative_args): Likewise.
2809 (find_drap_reg): Likewise.
2810 (ix86_static_chain): Likewise.
2811 (x86_this_parameter): Likewise.
2812 (x86_output_mi_thunk): Likewise.
2813 (ix86_attribute_table): Add description for thiscall attribute.
2814 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2815 * doc/extend.texi: Add documentation for thiscall.
2817 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2820 * c.opt (Wint-to-pointer-cast): Available in C++.
2821 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2823 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2825 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2826 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2827 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2828 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2829 function type instead. Reorder and simplify checks.
2831 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2833 2010-04-08 Jing Yu <jingyu@google.com>
2834 Zdenek Dvorak <ook@ucw.cz>
2836 PR tree-optimization/42720
2837 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2838 loop unswitch conditions here from ...
2839 (tree_unswitch_single_loop): ... here.
2841 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2843 * tree-if-conv.c: Fix comments and simplify logic.
2845 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2847 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2848 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2849 (main_tree_if_conversion): Update call to tree_if_conversion.
2851 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2854 * doc/invoke.texi (-b,-V): Delete.
2855 * doc/tm.texi: Do not mention -b.
2856 * gcc.c (display_help): Delete -b and -V.
2857 (process_command): Delete -b and -V.
2858 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2860 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2861 Wolfgang Gellerich <gellerich@de.ibm.com>
2863 Implement target hook for loop unrolling
2864 * target.h (loop_unroll_adjust): Add a new target hook function.
2865 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2866 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2867 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2868 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2869 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2871 (decide_unroll_stupid): Likewise.
2873 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2876 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
2878 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2880 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
2881 (Specific, *-*-solaris2*): Likewise.
2882 Don't prefer Sun as over GNU as.
2884 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
2886 * config/s390/s390.c (override_options): Adjust the z10
2887 defaults for max-unroll-times, max-completely-peeled-insns
2888 and max-completely-peel-times.
2890 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2892 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
2893 instructions for z10.
2894 (s390_expand_setmem): Likewise.
2895 (s390_expand_cmpmem): Likewise.
2897 2010-04-08 Richard Guenther <rguenther@suse.de>
2899 PR tree-optimization/43679
2900 * tree-ssa-pre.c (eliminate): Only propagate copies.
2902 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2905 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
2906 set but not used variable warning.
2908 2010-04-08 Wei Guozhi <carrot@google.com>
2911 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
2912 (arm_size_rtx_costs): Call the new function when optimized for size.
2914 2010-04-08 Jakub Jelinek <jakub@redhat.com>
2917 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
2918 op0 is not a MEM, just return NULL instead of assertion
2920 (discover_nonconstant_array_refs): Don't walk debug stmts.
2922 2010-04-08 Doug Kwan <dougkwan@google.com>
2924 * configure.ac: Recognize gold and do not use its version number
2925 to test ld features.
2926 * configure: Regenerate.
2928 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
2931 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
2932 (negate_value): Move code to push elements to broken_up_substracts ...
2933 (eliminate_plus_minus_pair): ... here. Push operands that have no
2934 negative pair to plus_negates.
2935 (repropagate_negates, init_reassoc, fini_reassoc): Update.
2937 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2939 * doc/install.texi (Configuration): Move description of
2940 --enable-lto, --with-libelf*, --enable-gold from Java section to
2943 * doc/generic.texi (Working with declarations)
2944 (Function Properties, C and C++ Trees): Fix typos.
2945 * doc/sourcebuild.texi (Top Level): Likewise.
2947 2010-04-07 Jakub Jelinek <jakub@redhat.com>
2950 * tree.h (DECL_READ_P): Define.
2951 (struct tree_decl_common): Add decl_read_flag.
2952 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
2953 a set but not used warning.
2954 (merge_decls): Merge DECL_READ_P flag.
2955 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
2956 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
2957 * c-common.c (handle_used_attribute, handle_unused_attribute):
2959 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
2961 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
2963 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
2964 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
2965 c_parser_binary_expression, c_parser_cast_expression,
2966 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
2967 Call default_function_array_read_conversion instead of
2968 default_function_array_conversion where needed.
2969 (c_parser_unary_expression, c_parser_conditional_expression,
2970 c_parser_postfix_expression_after_primary, c_parser_initelt):
2971 Likewise. Call mark_exp_read where needed.
2972 (c_parser_statement_after_labels, c_parser_asm_operands,
2973 c_parser_typeof_specifier, c_parser_sizeof_expression,
2974 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
2976 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
2978 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
2979 (warn_unused_but_set_parameter): Default to warn_unused
2981 * doc/invoke.texi: Document -Wunused-but-set-variable and
2982 -Wunused-but-set-parameter.
2984 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
2985 used count variable.
2986 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
2987 when operandN variables aren't used in the body of the expander
2989 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
2990 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
2991 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
2992 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
2993 FOR_EACH_IMM_USE_ON_STMT): Likewise.
2994 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
2995 * tree.c (PROCESS_ARG): Likewise.
2997 2010-04-07 Simon Baldwin <simonb@google.com>
2999 * diagnostic.h (diagnostic_override_option_index): New macro to
3000 set a diagnostic's option_index.
3001 * c-tree.h (c_cpp_error): Add warning reason argument.
3002 * opts.c (_warning_as_error_callback): New.
3003 (register_warning_as_error_callback): Store callback for
3004 warnings enabled via enable_warning_as_error.
3005 (enable_warning_as_error): Call callback, minor code tidy.
3006 * opts.h (register_warning_as_error_callback): Declare.
3007 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3008 response to -Werror=.
3009 (c_common_init_options): Register warning_as_error_callback in opts.c.
3010 * common.opt: Add -Wno-cpp option.
3011 * c-common.c (struct reason_option_codes_t): Map cpp warning
3012 reason codes to gcc option indexes.
3013 * (c_option_controlling_cpp_error): New function, lookup the gcc
3014 option index for a cpp warning reason code.
3015 * (c_cpp_error): Add warning reason argument, call
3016 c_option_controlling_cpp_error for diagnostic_override_option_index.
3017 * doc/invoke.texi: Document -Wno-cpp.
3019 2010-04-07 Richard Guenther <rguenther@suse.de>
3021 * ipa-reference.c (mark_load): Use get_base_address.
3022 (mark_store): Likewise.
3024 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3025 inserting GIMPLE_NOPs into the IL.
3026 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3027 Explicitly strip handled components and indirect references.
3029 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3030 folding address expressions.
3031 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3032 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3033 operand_equal_p to compare decls.
3034 (ptr_deref_may_alias_decl_p): Likewise.
3035 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3036 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3037 Handle reversed comparison ops.
3038 * tree-sra.c (asm_visit_addr): Use get_base_address.
3039 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3040 * ipa-reference.c (mark_address): Use get_base_address.
3042 2010-04-07 Richard Guenther <rguenther@suse.de>
3044 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3045 Propagate constants everywhere.
3047 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3050 * tree.c (MAX_INT_CACHED_PREC): Define.
3051 (nonstandard_integer_type_cache): New array.
3052 (build_nonstandard_integer_type): Cache results for precision
3053 <= MAX_INT_CACHED_PREC.
3055 2010-04-07 Richard Guenther <rguenther@suse.de>
3057 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3058 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3059 * common.opt: Likewise.
3060 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3061 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3062 (nonoverlapping_memrefs_p): Likewise.
3063 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3064 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3065 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3066 OPT_fargument_noalias_global for backward compatibility.
3068 2010-04-07 Richard Guenther <rguenther@suse.de>
3070 PR tree-optimization/43270
3071 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3072 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3073 * tree-ssa-pre.c (phi_translate_1): Adjust.
3074 (fully_constant_expression): Split out vn_reference handling to ...
3075 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3076 Fold reads from constant strings.
3077 (vn_reference_lookup): Handle fully constant references.
3078 (vn_reference_lookup_pieces): Likewise.
3079 * Makefile.in (expmed.o-warn): Add -Wno-error.
3081 2010-04-07 Martin Jambor <mjambor@suse.cz>
3083 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3085 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3088 * gcc.c: Add -static-libstdc++ to list of recognized options.
3090 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3092 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3094 2010-04-07 Richard Guenther <rguenther@suse.de>
3097 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3098 bases build simple mem attributes to retain points-to information.
3100 2010-04-07 Richard Guenther <rguenther@suse.de>
3103 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3104 preserve points-to related information.
3106 2010-04-07 Richard Guenther <rguenther@suse.de>
3109 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3110 discard plain indirect references.
3111 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3112 * tree.c (tree_nop_conversion): Likewise.
3114 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3117 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3119 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3121 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3122 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3124 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3126 * tree-if-conv.c: Fix indentation and comments.
3128 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3130 * tree-if-conv.c: Sort static functions in topological order.
3132 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3134 * tree-if-conv.c: Fix indentation and comments.
3136 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3139 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3140 lang_hooks.types.type_for_size instead of
3141 build_nonstandard_integer_type.
3142 When converting an unsigned type to signed, double its precision.
3143 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3144 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3145 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3148 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3151 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3152 POINTER_PLUS_EXPR for pointer types.
3154 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3157 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3158 * graphite-clast-to-gimple.c: Include langhooks.h.
3159 (max_signed_precision_type): New.
3160 (max_precision_type): Takes two types as arguments.
3161 (precision_for_value): New.
3162 (precision_for_interval): New.
3163 (gcc_type_for_interval): New.
3164 (gcc_type_for_value): New.
3165 (gcc_type_for_clast_term): New.
3166 (gcc_type_for_clast_red): New.
3167 (gcc_type_for_clast_bin): New.
3168 (gcc_type_for_clast_expr): Split up into several functions.
3169 (gcc_type_for_clast_eq): Rewritten.
3170 (compute_bounds_for_level): New.
3171 (compute_type_for_level_1): New.
3172 (compute_type_for_level): New.
3173 (gcc_type_for_cloog_iv): Removed.
3174 (gcc_type_for_iv_of_clast_loop): Rewritten.
3175 (graphite_create_new_loop): Compute the lower and upper bound types
3176 with gcc_type_for_clast_expr.
3177 (graphite_create_new_loop_guard): Same.
3178 (find_cloog_iv_in_expr): Removed.
3179 (compute_cloog_iv_types_1): Removed.
3180 (compute_cloog_iv_types): Removed.
3181 (gloog): Do not call compute_cloog_iv_types.
3182 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3184 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3185 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3186 (GBB_CLOOG_IV_TYPES): Removed.
3188 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3190 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3191 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3192 (detect_commutative_reduction): Same.
3194 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3196 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3197 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3199 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3200 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3201 (rewrite_commutative_reductions_out_of_ssa): Same.
3202 * passes.c (execute_function_todo): Call verify_ssa for every pass
3203 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3204 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3205 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3206 with an extra argument.
3207 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3208 verify_ssa only when the extra argument is true.
3209 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3210 with an extra argument.
3211 (tree_transform_and_unroll_loop): Same.
3213 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3215 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3216 for all the passes of the LNO having LOOP_CLOSED_SSA.
3217 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3218 * tree-loop-distribution.c (pass_loop_distribution): Same.
3219 * tree-pass.h (TODO_verify_loops): Removed.
3220 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3222 (pass_tree_unswitch): Same.
3223 (pass_predcom): Same.
3224 (pass_vectorize): Same.
3225 (pass_linear_transform): Same.
3226 (pass_graphite_transforms): Same.
3227 (pass_iv_canon): Same.
3228 (pass_complete_unroll): Same.
3229 (pass_complete_unrolli): Same.
3230 (pass_parallelize_loops): Same.
3231 (pass_loop_prefetch): Same.
3232 (pass_iv_optimize): Same.
3234 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3237 * passes.c (init_optimization_passes): Move pass_lim before
3238 pass_copy_prop and pass_dce_loop.
3240 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3243 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3244 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3245 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3246 MULTI_* defines for 4 argument vpermil2p* builtins.
3248 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3250 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3251 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3252 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3253 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3254 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3255 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3256 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3257 Use x86_maybe_negate_const_int to output insn mnemonic.
3258 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3259 check from instruction predicate. Update comments.
3260 * config/i386/sync.md (sync_add<mode>): Use
3261 x86_maybe_negate_const_int to output insn mnemonic.
3263 2010-04-06 Jan Hubicka <jh@suse.cz>
3265 PR tree-optimization/42906
3266 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3267 IGNORE_SELF argument. Set visited_control_parents for fully
3269 (find_obviously_necessary_stmts): Update call of
3270 mark_control_dependent_edges_necessary.
3271 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3273 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3275 * config/i386/i386.md: Remove comment about 'e' and 'E'
3278 2010-04-06 Richard Guenther <rguenther@suse.de>
3280 PR tree-optimization/43627
3281 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3282 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3285 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3287 * BASE-VER: Change to 4.6.0.
3290 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3293 2010-04-06 Richard Guenther <rguenther@suse.de>
3296 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3298 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3300 * doc/invoke.texi (Optimize Options): Document that LTO
3301 won't remove object access purely due to incompatible
3304 2010-04-04 Matthias Klose <doko@ubuntu.com>
3306 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3307 Initialize variable.
3309 2010-04-03 Richard Guenther <rguenther@suse.de>
3312 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3313 require a non-NULL MEM_OFFSET.
3315 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3317 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3318 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3319 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3320 config/alpha/predicates.md, config/arm/arm.md,
3321 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3322 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3323 config/darwin9.h, config/darwin.c, config/darwin.h,
3324 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3325 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3326 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3327 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3328 config/mips/mips.md, config/mn10300/mn10300.c,
3329 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3330 config/rs6000/aix.h, config/rs6000/dfp.md,
3331 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3332 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3333 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3334 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3335 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3336 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3337 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3338 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3339 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3340 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3341 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3342 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3343 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3344 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3345 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3346 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3347 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3348 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3349 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3350 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3351 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3352 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3353 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3354 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3355 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3356 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3357 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3358 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3359 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3360 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3361 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3362 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3363 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3364 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3365 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3366 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3368 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3371 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3372 * aclocal.m4: Regenerate.
3374 2010-04-02 Richard Guenther <rguenther@suse.de>
3376 PR tree-optimization/43629
3377 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3378 if we have seen a constant value.
3380 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3382 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3384 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3387 * arm.c (legitimize_tls_address): Adjust call to
3388 gen_tls_load_dot_plus_four.
3389 (arm_note_pic_base): New function.
3390 (arm_cannot_copy_insn_p): Use it.
3391 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3394 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3399 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3401 * Makefile.in ($(out_object_file)): Depend on
3402 gt-$(basename $(notdir $(out_file))).h.
3404 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3406 * config.gcc (lm32-*-rtems*): Add t-lm32.
3408 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3410 * config.gcc: Add lm32-*-rtems*.
3411 * config/lm32/rtems.h: New file.
3413 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3416 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3418 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3420 * dwarf2out.c (output_compilation_unit_header): For
3421 -gdwarf-4 use version 4 instead of version 3.
3422 (output_line_info): For version 4 and above emit additional
3423 maximum ops per insn header field.
3424 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3426 * dwarf2out.c (is_c_family, is_java): Remove.
3427 (lower_bound_default): New function.
3428 (add_bound_info, gen_descr_array_type_die): Use it.
3430 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3433 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3434 re-declaration when it happens in a function.
3436 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3438 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3439 (cgraph_remove_function_insertion_hook): Same.
3440 (cgraph_call_function_insertion_hooks): Same.
3442 2010-04-01 Richard Guenther <rguenther@suse.de>
3445 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3446 and TREE_THIS_VOLATILE.
3447 (copy_ref_info): Likewise.
3448 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3449 * tree.c (build6_stat): Ignore side-effects of all but arg5
3450 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3453 2010-04-01 Richard Guenther <rguenther@suse.de>
3455 PR tree-optimization/43607
3456 * ipa-type-escape.c (check_call): Do not access non-existing
3459 2010-04-01 Richard Guenther <rguenther@suse.de>
3463 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3464 Jack Howarth <howarth@bromo.med.uc.edu>
3466 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3469 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3471 * doc/install.texi (Prerequisites): Document libelf usability on
3472 IRIX 5/6 and Solaris 2.
3473 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3474 Update GNU as, GNU ld requirements.
3475 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3476 Document Sun Studio compiler download.
3477 Update and simplify as, ld recommendations.
3478 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3480 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3482 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3483 with_tune_32 to pentium4.
3485 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3487 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3489 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3491 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3492 obsoletion, removal.
3494 Document GNU as requirement.
3495 Update configure requirements.
3496 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3497 Recomment IRIX 6.5.18+.
3498 Document IDF/IDL requirement.
3499 Document GNU as requirement.
3500 Document GNU ld bootstrap failure.
3501 Remove freeware.sgi.com reference.
3503 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3505 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3506 UNIX V4.0, V5.0 obsoletion, removal.
3507 Remove --with-gc=simple reference.
3508 Update VM requirements during bootstrap.
3509 Remove -oldas bootstrap description.
3510 Update binutils reference.
3511 Remove comparison failure note.
3513 2010-03-31 Richard Guenther <rguenther@suse.de>
3514 Zdenek Dvorak <ook@ucw.cz>
3515 Sebastian Pop <sebastian.pop@amd.com>
3518 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3519 with multiple arguments.
3520 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3522 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3524 * graphite-dependences.c (print_pddr): Call print_pdr with an
3526 * graphite-poly.c (debug_pdr): Add an extra argument for the
3529 (print_pbb_domain): Same.
3531 (print_scop_context): Same.
3533 (print_cloog): Same.
3534 (debug_pbb_domain): Same.
3538 (debug_scop_context): Same.
3540 (debug_cloog): Same.
3541 (print_scop_params): Same.
3542 (debug_scop_params): Same.
3543 (print_iteration_domain): Same.
3544 (print_iteration_domains): Same.
3545 (debug_iteration_domain): Same.
3546 (debug_iteration_domains): Same.
3547 (print_scattering_function): Same.
3548 (print_scattering_functions): Same.
3549 (debug_scattering_function): Same.
3550 (debug_scattering_functions): Same.
3551 * graphite-poly.h (debug_pdr): Update declaration.
3553 (print_pbb_domain): Same.
3555 (print_scop_context): Same.
3557 (print_cloog): Same.
3558 (debug_pbb_domain): Same.
3562 (debug_scop_context): Same.
3564 (debug_cloog): Same.
3565 (print_scop_params): Same.
3566 (debug_scop_params): Same.
3567 (print_iteration_domain): Same.
3568 (print_iteration_domains): Same.
3569 (debug_iteration_domain): Same.
3570 (debug_iteration_domains): Same.
3571 (print_scattering_function): Same.
3572 (print_scattering_functions): Same.
3573 (debug_scattering_function): Same.
3574 (debug_scattering_functions): Same.
3576 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3578 * graphite-poly.c (print_scattering_function_1): New.
3579 (print_scattering_function): Call it.
3580 (print_scop_params): Remove spaces at the end of lines.
3583 * graphite-poly.h (print_cloog): Declared.
3584 (debug_cloog): Declared.
3586 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3588 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3590 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3591 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3592 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3593 to switch between adding the IV bump in loop->latch or in loop->header.
3595 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3597 * graphite-poly.c (print_scattering_function): Pretty print following
3600 (print_pbb_domain): Same.
3601 (dump_gbb_cases): Same.
3602 (dump_gbb_conditions): Same.
3605 (print_scop_params): Same.
3606 (print_scop_context): Same.
3608 (print_pbb_body): New.
3609 (lst_indent_to): New.
3610 (print_lst): Start new lines with a #.
3611 * graphite-poly.h (pbb_bb): New.
3612 (pbb_index): Use pbb_bb.
3613 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3615 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3617 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3619 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3620 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3621 and 0 instead of 1 for dw_val_class_flag.
3622 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3623 dw_val_class_range_list, dw_val_class_loc_list,
3624 dw_val_class_lineptr and dw_val_class_macptr, use
3625 DW_FORM_flag_present for dw_val_class_flag and
3626 DW_FORM_exprloc for dw_val_class_loc.
3627 (output_die): For -gdwarf-4 print dw_val_class_loc
3628 size as uleb128 instead of 1 or 2 bytes and don't print
3629 anything for dw_val_class_flag.
3631 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3632 instead of cselib_lookup following by tweaking locs->setting_insn.
3635 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3636 even before returning from label, setjmp call or volatile asm
3639 2010-03-31 Richard Guenther <rguenther@suse.de>
3642 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3643 temporary data on stack.
3645 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3647 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3648 (PUSHSECTION_ASM_OP): Remove.
3649 (POPSECTION_ASM_OP): Remove.
3650 (PUSHSECTION_FORMAT): Remove.
3651 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3652 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3653 * config/sol2.c (solaris_output_init_fini): Use it.
3655 2010-03-31 Jie Zhang <jie@codesourcery.com>
3658 * opt-functions.awk (var_type_struct): Use signed char type
3659 for simple variables.
3661 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3663 * config/sol2.c: Include output.h.
3664 (solaris_assemble_visibility): New function.
3665 * config/t-sol2 (sol2.o): Add output.h dependency.
3666 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3667 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3670 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3673 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3674 V2SImode or XFmode on PRE_DEC.
3677 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3680 2010-03-31 Jie Zhang <jie@codesourcery.com>
3683 * reload.h (caller_save_initialized_p): Declare.
3684 * toplev.c (backend_init_target): Don't call
3685 init_caller_save but set caller_save_initialized_p to false.
3686 * caller-save.c (caller_save_initialized_p): Define.
3687 (init_caller_save): Check caller_save_initialized_p.
3688 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3690 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3693 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3694 and soft-fp/t-softfp to tmake_file.
3695 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3696 (LIBGCC2_TF_CEXT): Define.
3699 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3702 * cselib.c (n_useless_values): Document handling of debug locs.
3703 (n_useless_debug_values, n_debug_values): New variables.
3704 (new_elt_loc_list): Don't add to debug values, keep count.
3705 (promote_debug_loc): New.
3706 (cselib_reset_table): Zero new variables.
3707 (entry_and_rtx_equal_p): Promote debug locs.
3708 (discard_useless_locs): Increment n_useless_debug_values for
3710 (remove_useless_values): Adjust n_useless_values and n_debug_values
3711 with n_useless_debug_values.
3712 (add_mem_for_addr): Promote debug locs.
3713 (cselib_lookup_mem): Likewise.
3714 (cselib_lookup_addr): Renamed to...
3715 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3716 (cselib_log_lookup): ... this. Turn into...
3717 (cselib_lookup_addr): ... new wrapper.
3718 (cselib_lookup_from_insn): New.
3719 (cselib_invalidate_regno): Increment n_useless_debug_values for
3721 (cselib_invalidate_mem): Likewise.
3722 (cselib_process_insn): Take n_deleted and n_debug_values into
3723 account to guard remove_useless_value call.
3724 (cselib_finish): Zero n_useless_debug_values.
3725 * cselib.h (cselib_lookup_from_insn): Declare.
3726 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3727 (sched_analyze_2): Likewise.
3729 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3731 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3733 (adjust_mems): Replace narrowing SUBREG of expression containing
3734 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3735 with operations in the narrower mode.
3738 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3739 regs_invalidated_by_call instead all call_used_reg_set registers.
3741 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3744 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3745 pointer comparisons with types_compatible_p.
3746 * tree-vect-stmts.c (vectorizable_call): Same.
3747 (vectorizable_condition): Same.
3749 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3751 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3752 stack check if the mask would be zero.
3754 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3755 Jack Howarth <howarth@bromo.med.uc.edu>
3757 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3760 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3763 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3765 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3766 Include ___unordxf2 and ___unordtf2.
3767 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3770 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3772 * config/lm32/t-lm32: New file.
3773 * config.gcc: Use the above file when targetting lm32.
3775 2010-03-28 Duncan Sands <baldrick@free.fr>
3777 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3779 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3782 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3783 Improve vectorization cost model diagnostic.
3785 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3788 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3789 compute_data_dependences_for_loop returns false, early exit
3790 and output an extra diagnostic for the failed data reference
3793 2010-03-29 Richard Guenther <rguenther@suse.de>
3795 PR tree-optimization/43560
3796 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3797 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3799 2010-03-29 Jie Zhang <jie@codesourcery.com>
3802 * toplev.c (process_options): Set optimization_default_node
3803 and optimization_current_node.
3804 * opts.c (decode_options): Don't set optimization_default_node
3805 and optimization_current_node.
3807 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3809 * config/rtems.h: Abandon -qrtems_debug.
3811 2010-03-28 Jan Hubicka <jh@suse.cz>
3813 PR tree-optimization/43505
3814 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3815 map should not be copied.
3817 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3820 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3821 cdtors, set DECL_PRESERVE_P.
3822 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3825 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3827 PR tree-optimization/43528
3828 * stor-layout.c (place_field): Check that constant fits into
3829 unsigned HWI when skipping calculation of MS bitfield layout.
3831 2010-03-27 Jan Hubicka <jh@suse.cz>
3834 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3835 notice_global_symbol work.
3837 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3839 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3840 instead of dwarf2out_decl.
3841 (struct var_loc_node): Remove section_label field.
3842 (dwarf2out_function_decl): New function.
3843 (dwarf2out_var_location): Don't set section_label field.
3844 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3846 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3848 PR tree-optimization/43544
3849 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3850 First argument for builtin vectorized function hook is now a
3851 tree to be able to distinguish between machine specific and
3853 * targhooks.c (default_builtin_vectorized_function): Ditto.
3854 * targhooks.h (default_builtin_vectorized_function): Ditto.
3855 * target.h (struct gcc_target): Ditto.
3856 * tree-vect-stmts.c (vectorizable_function): Ditto.
3857 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3858 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3861 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3864 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3865 nested binding iff it is a FUNCTION_DECL.
3866 (store_parm_decls_newstyle): Pass nested=true to bind for
3867 FUNCTION_DECLs amongst parameters.
3869 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3871 * var-tracking.c (vt_expand_loc_callback): Don't run
3872 cselib_expand_value_rtx_cb in dummy mode if
3873 cselib_dummy_expand_value_rtx_cb returned false.
3875 * var-tracking.c (emit_note_insn_var_location): For one part
3876 notes with offset 0, don't add EXPR_LIST around the location.
3877 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
3878 add_location_or_const_value_attribute): Adjust for that change.
3881 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
3882 into first operand and location into second.
3883 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
3884 dw_cfi_oprnd_loc for DW_CFA_expression.
3885 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
3886 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
3887 assume first argument is regnum and second argument is location.
3889 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3892 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
3893 of scratch register to DImode. Split to DImode comparison operator.
3894 Use SImode subreg of scratch register in the multiplication.
3895 (*cmp_sadd_sidi): Ditto.
3896 (*cmp_ssub_si): Ditto.
3897 (*cmp_ssub_sidi): Ditto.
3899 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
3902 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
3903 Remove invalid assert and wrong comment.
3905 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3908 * flags.h (final_insns_dump_p): New extern.
3909 * final.c (final_insns_dump_p): New variable.
3910 (rest_of_clean_state): Set it before -fdump-final-insns=
3911 dumping, clear afterwards.
3912 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
3913 MEM_ALIAS_SET on MEMs.
3915 2010-03-26 David S. Miller <davem@davemloft.net>
3917 * configure.ac: Fix sparc GOTDATA_OP bug check.
3918 * configure: Rebuild.
3920 2010-03-26 Alan Modra <amodra@gmail.com>
3922 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
3924 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3926 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
3927 TLS_SECTION_ASM_FLAG.
3929 2010-03-25 Jakub Jelinek <jakub@redhat.com>
3932 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
3933 Clear first_function_block_is_cold.
3936 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
3937 argument if the argument is truth_value_p.
3939 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3941 * config/rs6000/constraints.md: Update copyright year for my changes.
3944 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
3945 used in reg+reg addressing, swap registers.
3947 2010-03-24 Jakub Jelinek <jakub@redhat.com>
3950 * target.h (struct gcc_target): Add code_end hook.
3951 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
3953 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
3954 * toplev.c (compile_file): Call targetm.asm_out.code_end
3955 hook before unwind info/debug info output.
3956 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
3957 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
3958 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3959 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
3960 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
3961 * config/i386/i386.c (ix86_file_end): Renamed to...
3962 (ix86_code_end): ... this. Make static. Don't call
3963 file_end_indicate_exec_stack. Emit unwind info using
3964 final_start_function/final_end_function.
3965 (darwin_x86_file_end): Remove.
3966 (TARGET_ASM_CODE_END): Define.
3967 * config/i386/i386.h (TARGET_ASM_FILE_END,
3968 NEED_INDICATE_EXEC_STACK): Don't define.
3969 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
3970 (TARGET_ASM_FILE_END): Define to darwin_file_end.
3971 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
3972 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
3975 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
3976 at the beginning and final_end_function at the end.
3977 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
3979 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3981 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
3982 and Sun as TLS syntax.
3983 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
3984 * configure: Regenerate.
3985 * config.in: Regenerate.
3986 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
3987 (default_elf_asm_named_section): Use it.
3988 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
3989 (i386_output_dwarf_dtprel): Likewise.
3990 (output_addr_const_extra): Likewise.
3991 (output_pic_addr_const): Lowercase @GOTTPOFF.
3992 (output_addr_const_extra): Likewise.
3993 (output_pic_addr_const): Lowercase @GOTNTPOFF.
3994 (output_addr_const_extra): Likewise.
3995 (output_pic_addr_const): Lowercase @INDNTPOFF.
3996 (output_addr_const_extra): Likewise.
3997 (output_pic_addr_const): Lowercase @NTPOFF.
3998 (output_addr_const_extra): Likewise.
3999 (output_pic_addr_const): Lowercase @TPOFF.
4000 (output_addr_const_extra): Likewise.
4001 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4002 (*tls_global_dynamic_64): Likewise.
4003 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4004 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4006 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4007 (ASM_OUTPUT_TLS_COMMON): Use it.
4008 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4011 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4012 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4013 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4014 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4015 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4016 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4018 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4020 * config/i386/i386.c (override_options): Don't accept
4021 -mtls-dialect=sun any longer.
4022 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4023 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4024 (*tls_local_dynamic_base_32_sun): Likewise.
4025 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4027 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4030 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4031 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4034 * ira.c (adjust_cleared_regs): New function.
4035 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4039 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4041 * expr.c (expand_expr_real): Restore previous
4042 curr_insn_source_location and curr_insn_block after
4043 expand_expr_real_1 call.
4044 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4045 instead of expand_expr_real_1.
4047 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4049 PR rtl-optimization/43413
4050 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4053 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4056 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4057 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4059 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4061 * config/i386/i386.c (ix86_target_string): Add -mfma.
4062 Fix a typo in comment.
4064 2010-03-22 Mike Stump <mikestump@comcast.net>
4067 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4068 Don't overly align based upon packed packed fields.
4070 2010-03-22 Jason Merrill <jason@redhat.com>
4072 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4073 Use () rather than [], and move before the element type.
4075 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4077 * doc/configfiles.texi (Configuration Files): Removed
4078 fixinc/Makefile*, intl/Makefile.*.
4079 * doc/makefile.texi: Fixed markup. Abstract from version
4080 control system used.
4081 (Makefile): Removed obsolete gcc/java/parse.y example.
4082 * doc/sourcebuild.texi: Likewise.
4083 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4084 libgomp, libssp. Removed fastjar.
4085 (Miscellaneous Docs): Clarify location.
4086 Added COPYING3, COPYING3.LIB.
4087 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4089 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4092 * config/i386/i386.c (x86_function_profiler)
4093 [!NO_PROFILE_COUNTERS]: Fix typo.
4094 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4097 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4098 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4100 * doc/sourcebuild.texi (Test Directives): Split into six
4101 subsections, with most of the current text in new subsections
4102 Directives, Selectors, and Final Actions.
4103 (Directives): Split list of test directives into multiple
4105 (Selectors): Describe use and syntax of selectors.
4106 (Effective-Target Keywords): Describe all existing keywords.
4107 (Add Options): Describe features for dg-add-options.
4108 (Require Support): Describe variants of dg-require-support.
4109 (Final Actions): Describe commands to use in dg-final.
4111 2010-03-22 Michael Matz <matz@suse.de>
4114 * recog.c (validate_replace_rtx_group): Replace also in
4115 REG_EQUAL and REG_EQUIV notes.
4117 2010-03-22 Richard Guenther <rguenther@suse.de>
4119 PR tree-optimization/43390
4120 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4121 sure vector extracts are type correct.
4123 2010-03-22 Richard Guenther <rguenther@suse.de>
4126 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4127 x * sqrt (x) even when optimizing for size if the target
4128 has native support for sqrt.
4130 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4132 * varasm.c (make_decl_rtl_for_debug): Also clear
4133 flag_mudflap for the duration of make_decl_rtl call.
4136 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4137 locs from preserved VALUEs.
4139 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4142 * pa.md (movmemsi): Set align to one if zero.
4143 (movmemdi): Likewise.
4145 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4148 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4149 with their corresponding prologue pushes.
4151 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4154 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4155 at the begining or end.
4156 (spu_expand_epilogue): Likewise.
4158 2010-03-20 Richard Guenther <rguenther@suse.de>
4160 PR rtl-optimization/43438
4161 * combine.c (make_extraction): Properly zero-/sign-extend an
4162 extraction of the low part of a CONST_INT. Also handle
4165 2010-03-19 Mike Stump <mikestump@comcast.net>
4167 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4168 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4169 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4171 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4174 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4177 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4179 PR rtl-optimization/42258
4180 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4181 use that may match DEF.
4184 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4185 the cost of loading the constant rather than assuming
4187 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4188 outer code is AND, do the same tests as the andsi3 expander and
4189 return COSTS_N_INSNS (1) if and is cheap.
4191 * optabs.c (avoid_expensive_constant): Fix formatting.
4193 2010-03-19 Michael Matz <matz@suse.de>
4196 * attribs.c (decl_attributes): When rebuilding a function pointer
4197 type use the same qualifiers as the original pointer type.
4199 2010-03-19 Martin Jambor <mjambor@suse.cz>
4201 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4202 and is_gimple_ip_invariant_address.
4204 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4207 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4209 * config/arm/arm.c (arm_override_options): Turn off
4210 flag_dwarf2_cfi_asm for AAPCS variants.
4212 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4215 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4216 Use PRE_MODIFY instead of PRE_DEC.
4217 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4218 (vfp_emit_fstmd): Likewise.
4220 2010-03-19 Michael Matz <matz@suse.de>
4223 * builtins.c (expand_builtin_interclass_mathfn,
4224 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4227 2010-03-19 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/43415
4230 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4231 (phi_translate_1): ... this.
4232 (phi_translate): Move all caching here. Cache all NARY
4233 and REFERENCE translations.
4235 2010-03-19 David S. Miller <davem@davemloft.net>
4237 With help from Eric Botcazou.
4238 * config/sparc/sparc.c: Include dwarf2out.h.
4239 (emit_pic_helper): Delete.
4240 (pic_helper_symbol_name): Delete.
4241 (pic_helper_emitted_p): Delete.
4242 (pic_helper_needed): New.
4243 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4244 (get_pc_thunk_name): New.
4245 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4246 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4247 Set pic_helper_needed to true. Don't call emit_pic_helper.
4248 (sparc_expand_prologue): Update load_pic_register call.
4249 (sparc_output_mi_thunk): Likewise.
4250 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4251 thunk if possible. Output CFI information as needed.
4253 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4254 Jack Howarth <howarth@bromo.med.uc.edu>
4257 * config/i386/i386.h: Fix ABI on darwin x86-32.
4259 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4261 * tree.h: Declare make_decl_rtl_for_debug.
4262 * varasm.c (make_decl_rtl_for_debug): New.
4263 * dwarf2out.c (rtl_for_decl_location): Call it.
4264 * cfgexpand.c (expand_debug_expr): Call it.
4266 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4269 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4273 * var-tracking.c (vt_init_cfa_base): Do nothing if
4274 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4276 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4279 * var-tracking.c (canonicalize_vars_star): New.
4280 (dataflow_post_merge_adjust): Use it.
4282 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4285 * var-tracking.c (non_suitable_const): New function.
4286 (add_uses): For DEBUG_INSNs with constants, don't record any
4287 value, instead just the constant value itself.
4288 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4289 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4290 (emit_notes_in_bb): Likewise.
4291 (emit_note_insn_var_location): For onepart variables if
4292 cur_loc is a VOIDmode constant, use DECL_MODE.
4294 2010-03-18 Martin Jambor <mjambor@suse.cz>
4297 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4298 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4299 all non-clones. Moved call redirection...
4300 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4301 (cgraph_materialize_all_clones): Dispose of all
4302 combined_args_to_skip bitmaps.
4303 (verify_cgraph_node): Do not check for edges pointing to wrong
4304 nodes in inline clones.
4305 * tree-inline.c (copy_bb): Call
4306 cgraph_redirect_edge_call_stmt_to_callee.
4307 * ipa.c (cgraph_remove_unreachable_nodes): Call
4308 cgraph_node_remove_callees even when there are used clones.
4310 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4312 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4314 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4317 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4320 2010-03-18 Michael Matz <matz@suse.de>
4323 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4324 into sqrt(x) if we need to preserve signed zeros.
4326 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4327 Eric Botcazou <ebotcazou@adacore.com>
4329 PR rtl-optimization/43360
4330 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4331 note if we don't know its invariant status.
4333 2010-03-18 Michael Matz <matz@suse.de>
4335 PR tree-optimization/43402
4336 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4337 PHI chains of ssa names registered for update.
4339 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4342 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4343 non-offsettable and pre_modify update addressing.
4344 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4345 and "2" alternatives "#".
4346 (*movdd_softfloat32): Make all alternatives "#";
4347 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4348 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4349 (*movdf_softfloat32): Make all alternatives "#";
4350 (movdi): Use the new DIFD mode iterator to create a common splitter
4351 for movdi, movdf and movdd patterns.
4353 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4355 * common.opt (dumpdir): Remove redundant tab.
4357 2010-03-17 Martin Jambor <mjambor@suse.cz>
4359 PR tree-optimization/43347
4360 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4361 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4363 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4365 PR rtl-optimization/42216
4366 * regrename.c (create_new_chain): New function, broken out from...
4367 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4368 appending a use to an empty chain.
4369 (build_def_use): Remove previous changes that convert OP_INOUT to
4370 OP_OUT operands; instead detect the case where an OP_INOUT operand
4371 uses a previously untracked register and create an empty chain for it.
4373 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4375 * doc/extend.texi (Function Attributes): Rewrite unfinished
4376 sentence in ms_abi documentation.
4378 2010-03-17 Alan Modra <amodra@gmail.com>
4380 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4381 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4382 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4383 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4385 2010-03-16 Richard Henderson <rth@redhat.com>
4388 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4389 (lower_try_finally): Save and restore eh_seq around the expansion
4392 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4394 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4395 statements before splitting block.
4397 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4399 * doc/sourcebuild.texi (Testsuites): Fix markup.
4400 Use pathnames relative to gcc/testsuite.
4401 (Test Directives): Move description of how timeout is determined.
4402 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4403 (C Tests): Correct gcc.misc-tests directory.
4404 Framework tests now live in gcc.test-framework.
4406 2010-03-16 Richard Guenther <rguenther@suse.de>
4409 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4410 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4412 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4413 Alexandre Oliva <aoliva@redhat.com>
4415 PR tree-optimization/42917
4416 * lambda-code.c (remove_iv): Skip debug statements.
4417 (lambda_loopnest_to_gcc_loopnest): Likewise.
4418 (not_interesting_stmt): Debug statements are not interesting.
4420 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4424 * cselib.c (cselib_preserve_constants,
4425 cfa_base_preserved_val): New static variables.
4426 (preserve_only_constants): New function.
4427 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4428 clear its REG_VALUES. If cselib_preserve_constants, don't
4429 empty the whole hash table, but preserve there VALUEs with constants,
4430 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4431 (cselib_preserve_cfa_base_value): New function.
4432 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4433 (cselib_init): Change argument to int bitfield. Set
4434 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4436 (cselib_finish): Clear cselib_preserve_constants and
4437 cfa_base_preserved_val.
4438 * cselib.h (enum cselib_record_what): New enum.
4439 (cselib_init): Change argument to int.
4440 (cselib_preserve_cfa_base_value): New prototype.
4441 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4442 * dse.c (dse_step1): Likewise.
4443 * cfgcleanup.c (thread_jump): Likewise.
4444 * sched-deps.c (sched_analyze): Likewise.
4445 * gcse.c (local_cprop_pass): Likewise.
4446 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4447 If FN is non-NULL, call the callback always and whenever it returns
4448 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4449 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4450 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4451 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4452 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4453 * var-tracking.c: Include recog.h.
4454 (bb_stack_adjust_offset): Remove.
4455 (vt_stack_adjustments): Don't call it, instead just gather the
4456 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4457 (adjust_stack_reference): Remove.
4458 (compute_cfa_pointer): New function.
4459 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4460 (struct adjust_mem_data): New type.
4461 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4463 (get_address_mode): New function.
4464 (replace_expr_with_values): Use it.
4465 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4466 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4467 (adjust_sets): Remove.
4468 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4469 Use get_address_mode.
4470 (get_adjusted_src): Remove.
4471 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4472 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4473 (add_with_sets): Don't call adjust_sets.
4474 (fp_setter, vt_init_cfa_base): New functions.
4475 (vt_initialize): Change return type to bool. Move most of pool etc.
4476 initialization to the beginning of the function from end. Pass
4477 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4478 If !frame_pointer_needed, call vt_stack_adjustment before mos
4479 vector is filled, call vt_init_cfa_base if argp/framep has been
4480 eliminated to sp. If frame_pointer_needed and argp/framep has
4481 been eliminated to hard frame pointer, set
4482 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4483 encountering fp setter in the prologue. For MO_ADJUST, call
4484 log_op_type before pusing the op into mos vector, not afterwards.
4485 Call adjust_insn before cselib_process_insn/add_with_sets,
4486 call cancel_changes (0) afterwards.
4487 (variable_tracking_main_1): Adjust for vt_initialize calling
4488 vt_stack_adjustments and returning whether it succeeded or not.
4490 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4492 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4495 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4497 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4499 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4500 drap_reg has not been set.
4502 2010-03-15 Michael Matz <matz@suse.de>
4505 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4506 use it to expand block copies.
4507 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4508 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4509 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4511 2010-03-15 Richard Guenther <rguenther@suse.de>
4513 PR tree-optimization/43367
4514 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4517 2010-03-15 Richard Guenther <rguenther@suse.de>
4519 PR tree-optimization/43317
4520 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4522 2010-03-15 Martin Jambor <mjambor@suse.cz>
4524 PR tree-optimization/43141
4525 * tree-sra.c (create_abstract_origin): New function.
4526 (modify_function): Call create_abstract_origin.
4528 2010-03-15 Chris Demetriou <cgd@google.com>
4530 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4533 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4536 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4537 call insert_out_of_ssa_copy for default definitions.
4539 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4541 * graphite-clast-to-gimple.c (my_long_long): Defined.
4542 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4543 * graphite-sese-to-poly.c (my_long_long): Defined.
4544 (scop_ivs_can_be_represented): Use it.
4546 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4548 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4549 graphite-max-bbs-per-function, and loop-block-tile-size.
4550 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4552 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4554 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4556 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4557 forward declaration.
4558 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4559 (add_upper_bounds_from_estimated_nit): New.
4560 (build_loop_iteration_domains): Use it.
4562 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4564 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4566 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4569 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4570 should be an INTEGER_CST. Also handle CASE_CONVERT.
4572 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4574 * graphite.c (graphite_initialize): To bound the number of bbs per
4575 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4576 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4577 * doc/invoke.texi: Document it.
4579 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4581 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4582 * graphite-sese-to-poly.h (build_poly_scop): Same.
4584 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4586 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4587 the number of parameters in the scop. Use as an upper bound
4588 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4589 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4590 * doc/invoke.texi: Document it.
4592 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4594 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4595 * doc/c-tree.texi: Remove.
4596 * doc/generic.texi: Merge c-tree.texi here.
4597 * doc/gccint.texi (Trees): Remove menu entry.
4598 (c-tree.texi): Remove @include.
4599 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4600 * doc/languages.texi (Reading RTL): Ditto.
4602 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4605 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4607 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4610 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4611 code added to work around reload clobbering CONST insns.
4613 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4615 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4616 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4617 (cselib_preserve_only_values): Remove retain argument, don't
4618 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4619 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4620 * var-tracking.c (micro_operation): Move insn field before union.
4621 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4622 (struct variable_tracking_info_def): Remove n_mos field, change
4623 mos into a vector of micro_operations.
4624 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4625 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4626 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4627 changing into a vector.
4628 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4629 come before all other uops generated by add_stores.
4630 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4632 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4633 a vector. Run just one pass over the bbs instead of separate counting
4634 and computation phase.
4635 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4638 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4639 into *nonlocalized_list vector.
4640 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4641 even if origin is non-NULL.
4642 (gen_variable_die): Likewise.
4643 (process_scope_var): Don't change origin.
4644 (gen_decl_die): Likewise.
4645 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4646 before adding new edges instead of after it, fix moving over
4649 2010-03-11 David S. Miller <davem@davemloft.net>
4651 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4653 * configure: Rebuild.
4655 2010-03-11 Martin Jambor <mjambor@suse.cz>
4657 PR tree-optimization/43257
4658 * tree.c (assign_assembler_name_if_neeeded): New function.
4659 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4661 * tree.h (assign_assembler_name_if_neeeded): Declare.
4662 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4663 the function if needed.
4665 2010-03-11 Chris Demetriou <cgd@google.com>
4667 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4668 include/stdint-gcc.h, and include/stdint.h world-readable.
4670 2010-03-11 Richard Guenther <rguenther@suse.de>
4672 PR tree-optimization/43255
4673 * tree-vrp.c (process_assert_insertions_for): Do not insert
4674 asserts for trivial conditions.
4676 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4678 PR tree-optimization/43280
4679 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4680 generation. Move calculation of size out of the if branch.
4681 (find_bswap): Modify compare number generation.
4683 2010-03-11 Richard Guenther <rguenther@suse.de>
4686 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4687 (input_gimple_stmt): Fixup handled component types during
4688 operand read. Also fix up decls in ADDR_EXPRs.
4690 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4692 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4693 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4695 2010-03-10 Jan Hubicka <jh@suse.cz>
4698 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4699 * varasm.c (get_variable_section): Don't do that here...
4700 (make_decl_rtl): ... and here.
4701 (do_assemble_alias): Produce decl RTL.
4702 (assemble_alias): Likewise.
4704 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4707 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4708 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4710 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4711 (based_loc_descr): Only express drap or vdrap regno based expressions
4712 using DW_OP_fbreg when not optimizing.
4713 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4714 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4715 REG_CFA_SET_VDRAP note.
4717 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4719 PR tree-optimization/43236
4720 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4721 error in calculation of base address in reverse iteration case.
4722 (generate_builtin): Take number of latch executions if the statement
4725 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4728 * tree-eh.c: Include pointer-set.h.
4729 (lower_eh_dispatch): Filter out duplicate case labels and
4730 remove the unneeded edge when the label is unused. Return
4731 true when some edges are removed.
4732 (execute_lower_eh_dispatch): When any lowering resulted in
4733 removing an edge, also delete unreachable blocks.
4735 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4738 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4739 UNSPEC_MACHOPIC_OFFSET.
4741 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4744 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4745 (m68k_delegitimize_address): New function.
4747 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4750 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4753 * var-tracking.c (adjust_sets): New function.
4754 (count_with_sets, add_with_sets): Use it.
4755 (get_adjusted_src): New inline function.
4756 (add_stores): Use it.
4759 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4760 call cselib_dummy_expand_value_rtx_cb instead of
4761 cselib_expand_value_rtx_cb.
4764 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4765 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4766 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4767 and .cfi_endproc around the pic thunks.
4768 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4769 all queued unwind info register saves are saved before the call.
4770 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4771 considered as sp-=4 for unwind info and the pop as sp+=4 which
4772 also clobbers dest, but doesn't actually restore it.
4775 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4776 RTX_FRAME_RELATED_P.
4778 2010-03-09 Jie Zhang <jie@codesourcery.com>
4780 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4781 whitespaces in output template.
4783 2010-03-09 Jie Zhang <jie@codesourcery.com>
4785 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4788 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4790 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4791 builtins.exp in a separate job.
4793 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4795 * graphite-sese-to-poly.c (add_param_constraints): Use
4796 lower_bound_in_type and upper_bound_in_type.
4798 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4800 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4801 instead of unsigned_type_node.
4803 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4804 Reza Yazdani <reza.yazdani@amd.com>
4807 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4808 on pointer type parameters.
4810 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4814 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4815 handle conversions from pointer to integers.
4816 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4817 induction variable, to be able to work with code generated by CLooG.
4818 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4819 (build_poly_scop): Bail out if we cannot codegen a loop.
4821 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4823 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4824 code generation with gloog_error.
4826 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4828 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4829 Call fold_convert on all the returned values.
4830 (expand_scalar_variables_expr): Pass to
4831 expand_scalar_variables_ssa_name the type of the resulting expression.
4833 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4835 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4836 ppl_min_for_le_pointset.
4837 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4838 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4840 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4842 * graphite-dependences.c (map_into_dep_poly): Removed.
4843 (dependence_polyhedron_1): Use combine_context_id_scat.
4845 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4847 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4848 (struct poly_bb): Same.
4849 (combine_context_id_scat): New.
4851 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4854 * sese.c (name_defined_in_loop_p): Return false for default
4857 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4859 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4860 and clean up the logic.
4862 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4864 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4867 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4869 * var-tracking.c (remove_cselib_value_chains): Define only for
4871 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4872 delete_slot_part, emit_notes_for_differences_1): Don't call
4873 remove_cselib_value_chains here.
4874 (set_slot_part, emit_notes_for_differences_2): Don't call
4875 add_cselib_value_chains here.
4876 (preserved_values): New vector.
4877 (preserve_value): New function.
4878 (add_uses, add_stores, vt_add_function_parameters): Use it
4879 instead of cselib_preserve_value.
4880 (changed_values_stack): New vector.
4881 (check_changed_vars_0): New function.
4882 (check_changed_vars_1, check_changed_vars_2): Use it.
4883 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
4884 changed_values_stack VALUEs.
4885 (vt_emit_notes): For all preserved_values call
4886 add_cselib_value_chains. If ENABLE_CHECKING call
4887 remove_cselib_value_chains before verifying value_chains is empty.
4888 Initialize and free changed_values_stack.
4889 (vt_initialize): Initialize preserved_values.
4890 (vt_finalize): Free preserved_values.
4892 2010-03-08 Richard Guenther <rguenther@suse.de>
4894 PR tree-optimization/43269
4895 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
4898 2010-03-08 Martin Jambor <mjambor@suse.cz>
4900 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
4901 (ipa_is_param_called): Removed.
4902 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
4903 (ipa_print_node_params): Do not print the called flag.
4904 (ipa_write_node_info): Do not stream the called flag.
4905 (ipa_read_node_info): Likewise.
4907 2010-03-07 Jakub Jelinek <jakub@redhat.com>
4910 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
4911 * cselib.c (struct expand_value_data): Add dummy field.
4912 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
4914 (cselib_dummy_expand_value_rtx_cb): New function.
4915 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
4917 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
4918 * var-tracking.c: Include pointer-set.h.
4919 (variable): Change n_var_parts to char from int. Add
4920 cur_loc_changed and in_changed_variables fields.
4921 (variable_canonicalize): Remove.
4922 (shared_var_p): New inline function.
4923 (unshare_variable): Maintain cur_loc_changed and
4924 in_changed_variables fields. If var was in changed_variables,
4925 replace it there with new_var. Just copy cur_loc instead of
4926 resetting it to something else.
4927 (variable_union): Don't recompute cur_loc. Use shared_var_p.
4928 (dataflow_set_union): Don't call variable_canonicalize.
4929 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
4930 of their DEBUG_EXPR_TREE_DECLs.
4931 (canonicalize_loc_order_check): Verify that cur_loc is NULL
4932 and in_changed_variables and cur_loc_changed is false.
4933 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
4934 and cur_loc_changed. Don't update cur_loc here.
4935 (variable_merge_over_src): Don't call variable_canonicalize.
4936 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
4937 removing loc that is equal to cur_loc, clear cur_loc,
4938 set cur_loc_changed and ensure variable_was_changed is called.
4939 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
4940 compare pointers in cur_loc check, if it is equal to loc,
4941 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
4942 (variable_different_p): Remove compare_current_location argument,
4943 don't compare cur_loc.
4944 (dataflow_set_different_1): Adjust variable_different_p caller.
4945 (variable_was_changed): If dv had some var in changed_variables
4946 already, reset in_changed_variables flag for it and propagate
4947 cur_loc_changed over to the new variable. On empty var
4948 always set cur_loc_changed. Set in_changed_variables on whatever
4949 var is added to changed_variables.
4950 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
4951 Use shared_var_p. When removing loc that is equal to cur_loc,
4952 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
4953 end, don't set it to something else, just call variable_was_changed.
4954 (delete_slot_part): Use shared_var_p. When cur_loc equals to
4955 loc being removed, clear cur_loc and set cur_loc_changed.
4956 Set cur_loc_changed if all locations have been removed.
4957 (struct expand_loc_callback_data): New type.
4958 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
4959 allocated. Always create SUBREGs if simplify_subreg failed.
4960 Prefer to use cur_loc, when that fails and still in
4961 changed_variables (and seen first time) recompute it. Set
4962 cur_loc_changed of variables which had to change cur_loc and
4963 compute elcd->cur_loc_changed if any of the subexpressions used
4964 had to change cur_loc.
4965 (vt_expand_loc): Adjust to pass arguments in
4966 expand_loc_callback_data structure.
4967 (vt_expand_loc_dummy): New function.
4968 (emitted_notes): New variable.
4969 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
4970 that weren't used for any other decl in current
4971 emit_notes_for_changes call call vt_expand_loc_dummy to update
4972 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
4973 first loc_chain location if NULL before. Always use just
4974 cur_loc instead of first loc_chain location. When cur_loc_changed
4975 is false, when not --enable-checking=rtl just don't emit any note.
4976 When rtl checking, compute the note and assert it is the same
4977 as previous note. Clear cur_loc_changed and in_changed_variables
4978 at the end before removing from changed_variables.
4979 (check_changed_vars_3): New function.
4980 (emit_notes_for_changes): Traverse changed_vars to call
4981 check_changed_vars_3 on each changed var.
4982 (emit_notes_for_differences_1): Clear cur_loc_changed and
4983 in_changed_variables. Recompute cur_loc of new_var.
4984 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
4985 (vt_emit_notes): Initialize and destroy emitted_notes.
4987 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
4989 PR rtl-optimization/42220
4990 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
4991 Use verify_reg_tracked to determine if we should use OP_OUT rather
4993 (build_def_use): If we see an in-out operand for a register that we
4994 know nothing about, treat is an output if possible, fail the block if
4997 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5000 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5003 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5006 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5007 uses of relevant DEFs that are dead outside the loop too.
5009 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5011 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5013 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5015 * var-tracking.c (values_to_unmark): New variable.
5016 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5017 values_to_unmark vector. Moved body to...
5018 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5019 instead queue it into values_to_unmark vector.
5020 (vt_find_locations): Free values_to_unmark vector.
5022 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5024 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5025 (site.exp): Export them when plugins are enabled.
5027 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5030 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5032 (chrec_fold_multiply): Same.
5034 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5037 * c-decl.c (build_compound_literal): Return early if init is
5040 2010-03-04 Martin Jambor <mjambor@suse.cz>
5042 PR tree-optimization/43164
5043 PR tree-optimization/43191
5044 * tree-sra.c (type_consists_of_records_p): Reject records with
5045 zero-size bit-fields at the end.
5047 2010-03-04 Mike Stump <mikestump@comcast.net>
5049 * Makefile.in (TAGS): Remove *.y.
5051 2010-03-04 Richard Guenther <rguenther@suse.de>
5053 PR tree-optimization/40761
5054 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5056 (my_rev_post_order_compute): New function.
5057 (init_pre): Call it.
5059 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5062 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5063 decrease the cost of an IV candidate when the cost is infinite.
5065 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5067 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5068 Use '3DNow!' for the extension of that name, ensure normal space
5070 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5072 2010-03-03 Jeff Law <law@redhat.com>
5074 * PR middle-end/32693
5075 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5076 than gen_rtx_SUBREG.
5077 (extract_bit_field_1): Likewise.
5079 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5081 * doc/sourcebuild.texi (Test directives): Document that arguments
5082 include-opts and exclude-opts are now optional for dg-skip-if,
5083 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5085 2010-03-03 Jason Merrill <jason@redhat.com>
5088 * cgraph.h (varpool_node): Add extra_name field.
5089 * varpool.c (varpool_extra_name_alias): New.
5090 (varpool_assemble_decl): Emit extra name aliases.
5091 (varpool_mark_needed_node): Look past an extra name alias.
5092 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5093 * lto-streamer-in.c (lto_input_tree): Read it.
5094 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5096 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5098 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5099 (sparc*-*-solaris2*): ...this.
5101 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5104 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5105 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5106 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5107 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5110 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5111 fallthrough to default handling, just with want_address 0 instead of 2.
5112 For single element lists, add_AT_loc directly, otherwise create an
5113 artificial variable DIE and stick location list to it.
5116 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5117 (VAL_EXPR_HAS_REVERSE): Define.
5118 (reverse_op): New function.
5119 (add_stores): For reversible operations add an extra MO_VAL_USE.
5121 2010-03-02 Jason Merrill <jason@redhat.com>
5123 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5125 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5127 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5128 (sparc64-*-linux*): Likewise.
5129 (sparc64-*-solaris2*): Include assembler files before linker ones.
5130 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5131 * config/sparc/gas.h: Delete.
5132 * config/sparc/sol2-64.h: Add copyright notice.
5133 * config/sparc/sol2-gas-bi.h: Likewise.
5134 * config/sparc/sol2-gld.h: Likewise.
5135 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5136 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5137 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5138 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5139 (sparc_elf_asm_named_section): Rename into...
5140 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5142 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5144 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5146 2010-03-02 Jeff Law <law@redhat.com>
5149 * reload1.c (rtx_p, substitute_stack): Declare.
5150 (substitute): Record addresses of changed rtxs.
5151 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5152 Restore the original rtx when complete.
5153 (reload): Free subsitute_stack when complete.
5155 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5157 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5158 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5160 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5161 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5162 Torture Tests): Change from subsection to section.
5164 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5165 Steven Bosscher <steven@gcc.gnu.org>
5167 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5170 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5173 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5174 the assignment from the new induction variable to the assignment
5175 of the value from the original loop PHI function.
5177 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5178 Daniel Jacobowitz <dan@codesourcery.com>
5180 * doc/sourcebuild.texi (Test directives): Clarify options to
5183 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5185 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5186 Disable cfi directives unless GCC and gas agree on using read-only
5187 .eh_frame sections for 64-bit.
5188 * configure: Regenerate.
5190 2010-03-01 Richard Guenther <rguenther@suse.de>
5192 PR tree-optimization/43220
5193 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5194 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5196 2010-03-01 Richard Guenther <rguenther@suse.de>
5197 Martin Jambor <mjambor@suse.cz>
5200 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5201 gimplified parameters.
5203 2010-03-01 Christian Bruel <christian.bruel@st.com>
5205 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5207 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5211 2010-03-01 Richard Guenther <rguenther@suse.de>
5214 * expr.c (expand_assignment): Use the alias-oracle to tell
5215 if the rhs aliases the result decl.
5217 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5220 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5221 to sol_gt_pch_get_address.
5222 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5223 64-bit, SPARC and x86.
5224 (sol_gt_pch_get_address): New function.
5226 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5228 * toplev.h (inform_n, error_n): Declare.
5229 * diagnostic.c (inform_n, error_n): New function.
5231 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5233 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5234 has no rtl yet when processing local_decls, queue it and recheck
5235 if deferred stack allocation hasn't assigned it rtl.
5237 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5239 * config/sh/sh.c (unspec_bbr_uid): New.
5240 (gen_block_redirect): Use it instead of INSN_UID.
5241 (gen_far_branch): Likewise.
5243 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5245 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5246 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5248 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5250 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5251 (Warning Options): -Wno-conversion-null is valid for
5252 Objective-C++ as well.
5253 * doc/tm.texi (Named Address Spaces): Likewise.
5254 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5255 * doc/tree-ssa.texi (Tree SSA): Likewise.
5257 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5260 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5261 by default. Don't set the default arch for
5262 i[34567]86-*-darwin*|x86_64-*-darwin*.
5264 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5267 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5268 default. Set the default 32bit/64bit archs with $with_arch
5269 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5271 2010-02-27 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/43186
5274 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5275 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5276 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5277 unroller iterations.
5279 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5281 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5282 required and i[34567]86-*-* targets don't support 64bit ISA.
5284 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5287 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5290 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5292 * config.gcc: Set the default arch at least to Prescott for
5293 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5294 if SSE math is enabled.
5296 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5298 * diagnostic.c (diagnostic_initialize): Update.
5299 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5301 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5302 (diagnostic_inhibit_notes): New.
5303 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5305 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5308 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5309 * doc/standards.texi: Likewise.
5310 * doc/extend.texi: Likewise.
5311 * doc/trouble.texi: Likewise.
5312 * doc/cppopts.texi: Likewise.
5313 * doc/install.texi: Likewise.
5314 * c.opt (std=c90,std=gnu90): New options.
5315 * c-opts.c (c_common_handle_option): Handle them.
5317 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5320 * c-decl.c (undeclared_variable): Use an informative note.
5322 2010-02-26 Richard Guenther <rguenther@suse.de>
5324 PR tree-optimization/43186
5325 * gimple.h (gimple_fold): Remove.
5326 * gimple.c (gimple_fold): Remove. Inline into single user ...
5327 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5328 Try harder for conditions.
5330 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5333 * function.c (used_types_insert): Don't skip through named pointer
5334 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5335 and it is different from the main variant's type.
5337 2010-02-26 Nick Clifton <nickc@redhat.com>
5339 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5341 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5343 * config.gcc: Support --with-fpmath=sse for x86.
5345 * config/i386/ssemath.h: New.
5347 * doc/install.texi (--with-fpmath=sse): Documented.
5349 2010-02-26 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/43188
5352 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5353 vector types of over-aligned element type.
5355 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5358 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5359 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5361 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5363 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5365 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5367 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5368 * var-tracking.c: Include diagnostic.h.
5369 (debug_dv): New function.
5370 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5373 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5374 (add_value_chain, add_value_chains, remove_value_chain,
5375 remove_value_chains): Handle DEBUG_EXPRs.
5376 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5379 * regcprop.c (struct queued_debug_insn_change): New type.
5380 (struct value_data_entry): Add debug_insn_changes field.
5381 (struct value_data): Add n_debug_insn_changes field.
5382 (debug_insn_changes_pool): New variable.
5383 (free_debug_insn_changes, apply_debug_insn_changes,
5384 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5385 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5386 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5388 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5390 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5391 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5392 changes, call cprop_find_used_regs via note_stores.
5393 (copyprop_hardreg_forward): When copying vd from predecessor
5394 which has any queued DEBUG_INSN changes, make sure the pointers are
5395 cleared. At the end call df_analyze and then if there are any
5396 DEBUG_INSN changes queued at the end of some basic block for still
5397 live registers, apply them.
5398 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5400 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5402 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5405 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5407 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5408 targets. Set the default with_cpu/with_arch from arch/cpu.
5409 Allow x86-64 and native for with_cpu/with_arch.
5411 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5413 * ebitmap.c: Change calls to verify_popcount with calls to
5414 sbitmap_verify_popcount.
5415 (ebitmap_clear_bit): Fixed map->cacheindex test and
5416 map>cache update when bit clearing results in an empty
5419 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5422 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5423 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5424 and support both V2DF and V2DI modes.
5425 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5426 support both V2DF and V2DI modes.
5427 (general): Delete trailing whitespace from a few patterns.
5429 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5430 V2DF/V2DI interleave high/low builtins.
5432 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5435 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5436 interleave high/low functions.
5438 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5440 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5441 #pragma extern_prefix.
5443 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5446 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5447 BLKmode, assert op0 is a MEM and just adjust its mode.
5450 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5451 if bitpos isn't multiple of mode's bitsize.
5453 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5455 * c.opt (-ftemplate-depth=): New.
5456 (-ftemplate-depth-): Deprecate.
5457 * optc-gen.awk: Handle -ftemplate-depth=.
5458 * opth-gen.awk: Likewise.
5459 * c-opts.c (c_common_handle_option): Likewise.
5460 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5462 2010-02-24 Jason Merrill <jason@redhat.com>
5464 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5466 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5468 * cfg.c (alloc_aux_for_block): Remove inline.
5469 (alloc_aux_for_edge): Likewise.
5471 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5473 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5475 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5477 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5478 * config/i386/sol2-gas.h: New file.
5479 * config.gcc (i[34567]86-*-solaris2*): Use it.
5481 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5484 * c-typeck.c (ep_convert_and_check): New.
5485 (build_conditional_expr): Use it.
5486 (build_binary_op): Likewise.
5488 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5490 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5493 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5494 bounds even for -O+.
5495 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5496 expr needs to have DECL_NAME set.
5498 2010-02-24 Nick Clifton <nickc@redhat.com>
5500 * config/mep/mep.c: Include gimple.h.
5501 (mep_function_uses_sp): Delete unused function.
5502 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5503 parameters. Use unsigned integers to count args. Return a
5504 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5506 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5509 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5510 greater or equal to nelt instead of 2 * nelt.
5511 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5514 2010-02-23 Jason Merrill <jason@redhat.com>
5517 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5518 in cfun->local_decls even if they have register types.
5521 * stor-layout.c (place_field): Don't warn about unnecessary
5522 DECL_PACKED if the type is packed.
5524 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5527 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5528 GOTOFF relocs, even when the base reg isn't pic pointer.
5530 2010-02-23 Michael Matz <matz@suse.de>
5533 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5534 (expand_gimple_basic_block): Generate and use debug temps if there
5535 are debug uses left after the last real use of TERed ssa names.
5536 Unlink debug immediate uses when they are expanded.
5538 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5541 * config/i386/i386.c (override_options): Reorganise to provide
5542 better error messages.
5544 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5547 * graphite-scop-detection.c (create_single_exit_edge): Move
5548 the call to find_single_exit_edge to....
5549 (create_sese_edges): ...here. Don't handle multiple edges
5550 exiting the function.
5551 (build_graphite_scops): Don't handle multiple edges
5552 exiting the function.
5554 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5557 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5558 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5560 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5563 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5565 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5568 * c-typeck.c (convert_arguments): Print declaration location.
5569 * c-common.c (validate_nargs): Rename as
5570 builtin_function_validate_nargs.
5571 (check_builtin_function_arguments): Update.
5573 2010-02-22 Richard Guenther <rguenther@suse.de>
5576 * tree-inline.c (declare_return_variable): Use the type of
5577 the call stmt lhs if available.
5579 2010-02-22 Duncan Sands <baldrick@free.fr>
5581 * passes.c (register_pass): Always consider all pass lists when
5582 ref_pass_instance_number is zero.
5584 2010-02-22 Richard Guenther <rguenther@suse.de>
5586 PR tree-optimization/42749
5587 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5588 parameter. Do arithmetic in the original type.
5589 (update_accumulator_with_ops): Likewise.
5590 (adjust_accumulator_values): Adjust.
5592 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5594 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5595 (QI to BLKmode splitter): New splitter.
5597 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5599 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5600 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5602 2010-02-22 Richard Guenther <rguenther@suse.de>
5604 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5606 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5608 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5609 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5610 ($(T)crti.o, $(T)crtn.o): Remove rules.
5612 2010-02-21 Tobias Burnus <burnus@net-b.de>
5615 * doc/invoke.texi (-fassociative-math): Document that this
5616 option is automatically enabled for Fortran.
5618 2010-02-20 David S. Miller <davem@davemloft.net>
5620 * configure.ac: Test if linker and assembler properly support
5621 GOTDATA_OP relocations.
5622 * configure: Rebuild.
5623 * config.in: Likewise.
5624 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5625 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5626 (movsi_high_pic): Likewise.
5627 (movdi_lo_sum_pic): Likewise.
5628 (movdi_high_pic): Likewise.
5629 (movsi_pic_gotdata_op): New pattern.
5630 (movdi_pic_gotdata_op): Likewise.
5631 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5632 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5634 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5637 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5638 attribute to ssemul.
5639 (xop_mulv2div2di3_high): Ditto.
5641 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5644 * c.opt (Wconversion-null): New option.
5645 * doc/invoke.texi (Wconversion-null): Document.
5647 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5649 * common.opt (Wlarger-than-): Add Undocumented.
5651 2010-02-19 Mike Stump <mikestump@comcast.net>
5653 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5655 2010-02-19 Jason Merrill <jason@redhat.com>
5658 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5659 * configure: Likewise.
5661 2010-02-20 Alan Modra <amodra@gmail.com>
5664 * cgraph.h (cgraph_make_decl_local): Declare.
5665 * cgraph.c (cgraph_make_decl_local): New function.
5666 (cgraph_make_node_local): Use it.
5667 * cgraphunit.c (cgraph_function_versioning): Likewise.
5668 * ipa.c (function_and_variable_visibility): Likewise.
5670 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5673 * except.c (sjlj_emit_function_enter): Don't call
5674 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5676 * rtl.h (add_reg_br_prob_note): Remove prototype.
5678 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5681 * c-common.c (conversion_warning): Remove widening conversions
5682 before checking the conversion of integers to reals.
5684 2010-02-19 Mike Stump <mikestump@comcast.net>
5687 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5690 * cgraphunit.c (process_function_and_variable_attributes): Check
5691 DECL_PRESERVE_P instead of looking up attribute "used".
5692 * ipa-pure-const.c (check_decl): Likewise.
5693 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5694 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5695 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5696 instead of attribute "used".
5697 * config/sol2-c.c (solaris_pragma_init): Likewise.
5698 (solaris_pragma_fini): Likewise.
5700 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5702 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5703 Use XCNEW instead of xcalloc.
5704 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5705 XNEW instead of xmalloc.
5706 (get_fields): Use XNEWVEC instead of xmalloc.
5709 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5710 populate vars array.
5711 (create_new_general_access): For debug stmts just reset value.
5712 (get_stmt_accesses): For accesses within debug stmts just record them
5713 using add_access_to_acc_sites instead of preventing the peeling or
5714 counting them as accesses.
5717 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5719 2010-02-19 Richard Guenther <rguenther@suse.de>
5721 PR tree-optimization/42916
5722 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5725 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5727 * configure.ac: Replace all uses of changequote in macro arguments
5728 with proper quoting.
5730 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5733 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5735 2010-02-19 Richard Guenther <rguenther@suse.de>
5737 PR tree-optimization/42944
5738 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5739 test for aliasing with errno.
5741 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5744 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5745 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5746 * dojump.c: Include output.h.
5747 (inv): New inline function.
5748 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5749 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5750 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5751 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5752 argument, pass it down to other calls.
5753 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5754 add REG_BR_PROB note to the conditional jump.
5755 * cfgexpand.c (add_reg_br_prob_note): Removed.
5756 (expand_gimple_cond): Don't call it, add the probability
5757 as last argument to jumpif_1/jumpifnot_1.
5758 * Makefile.in (dojump.o): Depend on output.h.
5759 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5761 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5762 * stmt.c (do_jump_if_equal): Likewise.
5763 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5764 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5765 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5767 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5768 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5769 jumpifnot_1 callers.
5770 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5772 (store_expr): Adjust jumpifnot caller.
5773 (store_constructor): Adjust jumpif caller.
5776 * gimplify.c (gimple_boolify): For __builtin_expect call
5777 gimple_boolify also on its first argument.
5779 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5781 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5783 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5784 * configure: Regenerated.
5786 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5788 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5789 lang_hooks.types_compatible_p instead of comptypes.
5791 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5793 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5794 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5795 if __prefer_thumb__ is defined.
5797 2010-02-18 Martin Jambor <mjambor@suse.cz>
5799 PR tree-optimization/43066
5800 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5801 array with zero-sized element type.
5803 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5805 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5806 rtx, allocate struct var_loc_node here and return it to the
5807 caller, and only if it is actually needed.
5808 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5809 move it earlier and return immediately if it returns NULL.
5811 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5813 * config/sparc/gas.h: New file. Restore
5814 TARGET_ASM_NAMED_SECTION to its ELF default.
5815 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5817 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5818 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5819 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5820 after sparc/sysv4.h.
5822 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5824 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5826 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5828 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5829 patterns from predicated pattern.
5831 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5834 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5835 for insn mnemonic suffix.
5837 2010-02-17 Richard Guenther <rguenther@suse.de>
5839 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5842 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5845 * caller-save.c (save_call_clobbered_regs): If BB ends with
5846 a DEBUG_INSN, move any notes in between last real insn and the last
5847 DEBUG_INSN after the last DEBUG_INSN.
5849 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5851 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5852 Fix return type. Fix argument type. Explain meaning of return value.
5854 2010-02-16 Richard Guenther <rguenther@suse.de>
5856 PR tree-optimization/41043
5857 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5858 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5860 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5862 2010-02-16 Ira Rosen <irar@il.ibm.com>
5864 PR tree-optimization/43074
5865 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5866 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5867 vectorizable cycles in hybrid SLP check.
5868 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5870 2010-02-16 Richard Guenther <rguenther@suse.de>
5872 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5873 (true_dependence): If memrefs_conflict_p computes must-alias
5874 trust it. Move TBAA check after offset-based disambiguation.
5875 (canon_true_dependence): Likewise.
5877 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
5879 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
5880 * doc/invoke.texi: Document it.
5881 * var-tracking.c: Include toplev.h and params.h.
5882 (vt_find_locations): Return bool indicating success. Compute
5883 hash sizes unconditionally. Check new parameter, report.
5884 (variable_tracking_main_1): Check vt_find_locations results and
5885 retry. Renamed from...
5886 (variable_tracking_main): ... this. New wrapper to preserve
5887 flag_var_tracking_assignments.
5888 * Makefile.in (var-tracking.o): Adjust dependencies.
5890 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
5891 Jakub Jelinek <jakub@redhat.com>
5894 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
5895 if weak_import attribute is present.
5896 * config/darwin.c (machopic_select_section): Likewise.
5898 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
5900 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
5901 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
5902 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
5903 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
5905 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
5908 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
5911 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
5912 Rewrite text to refer to the names.
5914 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
5916 * config/i386/i386-builtin-types.def
5917 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
5918 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
5919 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
5920 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
5921 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
5922 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
5923 IX86_BUILTIN_VPERMIL2PS256.
5924 (MULTI_ARG_4_DF2_DI_I): Defined.
5925 (MULTI_ARG_4_DF2_DI_I1): Defined.
5926 (MULTI_ARG_4_SF2_SI_I): Defined.
5927 (MULTI_ARG_4_SF2_SI_I1): Defined.
5928 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
5929 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
5930 __builtin_ia32_vpermil2ps256.
5931 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5932 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5933 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
5934 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
5935 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
5936 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
5937 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
5938 CODE_FOR_xop_vpermil2v8sf3.
5939 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
5940 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
5941 * config/i386/xopintrin.h (_mm_permute2_pd): New.
5942 (_mm256_permute2_pd): New.
5943 (_mm_permute2_ps): New.
5944 (_mm256_permute2_ps): New.
5946 2010-02-15 Nick Clifton <nickc@redhat.com>
5948 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
5949 boolean parameters. Use emit_jump_insn when emitting a pop
5950 instruction containing a return insn.
5951 (push): Use 'true' rather than '1' as second parameter to F.
5952 (h8300_expand_prologue): Likewise.
5953 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
5954 (h8300_expand_epilogue): Likewise.
5956 2010-02-15 Richard Guenther <rguenther@suse.de>
5959 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
5962 2010-02-15 Nick Clifton <nickc@redhat.com>
5964 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
5967 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
5969 * intl.c (fake_ngettext): New function.
5970 * intl.h (fake_ngettext): Declare.
5971 (ngettext): Define macro.
5972 * collect2.c (notice_translated): New function.
5973 (main): Use notice_translated and ngettext.
5974 * collect2.h (notice_translated): Declare.
5976 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
5978 * reorg.c (delete_computation): Comment fixes.
5979 * caller-save.c (setup_save_areas): Idem.
5980 * sel-sched-dump.c (dump_lv_set): Idem.
5983 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5985 * config/s390/s390.c (s390_sched_init): New function.
5986 (TARGET_SCHED_INIT): Target hook defined.
5988 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
5989 Jack Howarth <howarth@bromo.med.uc.edu>
5990 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5993 Partial revert of unintended change in fix for PR41605.
5994 * config/darwin.h: Fix typo.
5995 * config/darwin9.h: Same.
5997 2010-02-11 Jakub Jelinek <jakub@redhat.com>
5999 * c-pch.c (pch_init): Clear v.
6001 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6004 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6005 graphite_can_represent_init for MULT_EXPR.
6007 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6011 * graphite-sese-to-poly.c (remove_phi): New.
6012 (translate_scalar_reduction_to_array): Call remove_phi.
6014 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6017 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6018 * graphite-clast-to-gimple.h (gloog): Update declaration.
6019 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6020 * graphite-poly.h (struct poly_bb): Add missing comments.
6021 (struct scop): Add poly_scop_p field.
6023 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6024 * graphite.c (graphite_transform_loops): Build the polyhedral
6025 representation for each scop before code generation.
6026 * sese.c (rename_variables_in_operand): Removed.
6027 (rename_variables_in_expr): Return the renamed expression.
6028 (rename_sese_parameters): New.
6029 * sese.h (rename_sese_parameters): Declared.
6031 2010-02-11 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/42998
6034 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6035 POINTER_PLUS_EXPR properly.
6037 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6038 Changpeng Fang <changpeng.fang@amd.com>
6041 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6042 the cost of an IV candidate when the IV is used in a test against zero.
6044 * gcc.dg/tree-ssa/ivopts-3.c: New.
6046 2010-02-11 Richard Guenther <rguenther@suse.de>
6049 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6050 pointer-vs-decl case by swapping refs. Handle some cases
6051 of pointer-vs-decl disambiguations more conservatively.
6052 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6053 to false after expanding.
6055 2010-02-11 Richard Guenther <rguenther@suse.de>
6058 * gcc.c (process_command): Handle LTO file@offset case more
6061 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6063 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6064 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6066 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6068 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6069 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6070 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6071 Optimize eq/ne comparisons when both arguments are known to be
6073 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6074 Don't mask operands unnecessarily if they are known to be already
6077 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6079 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6082 2010-02-10 Richard Guenther <rguenther@suse.de>
6084 PR tree-optimization/43017
6085 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6086 for wrapping signed arithmetic.
6088 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6091 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6092 if no debug info should be emitted for it.
6094 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6096 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6097 note when flag_exceptions is set.
6099 2010-02-10 Duncan Sands <baldrick@free.fr>
6101 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6103 2010-02-10 Richard Guenther <rguenther@suse.de>
6106 * tree.c (get_unwidened): Handle constants.
6107 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6109 2010-02-10 Martin Jambor <mjambor@suse.cz>
6112 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6113 check for variable argument counts independently.
6115 2010-02-10 Christian Bruel <christian.bruel@st.com>
6118 * config/sh/sh.c (find_barrier): Increase length for non delayed
6119 conditional branches.
6121 2010-02-10 Christian Bruel <christian.bruel@st.com>
6123 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6125 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6127 * builtins.c (set_builtin_user_assembler_name): Also handle
6128 ffs if int is smaller than word.
6130 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6133 * ira-conflicts.c (get_dup): Remove.
6134 (process_reg_shuffles): Add new parameter. Use it as an
6135 additional guard for copy generation.
6136 (add_insn_allocno_copies): Rewrite.
6138 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6140 * common.opt (fsched2-use-traces): Preserved for backward
6142 * doc/invoke.texi: Remove the documentation about option
6143 -fsched2-use-traces.
6144 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6145 flag_sched2_use_traces.
6146 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6147 the backward compatibility flag section.
6149 2010-02-09 Richard Guenther <rguenther@suse.de>
6151 PR tree-optimization/43008
6152 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6153 make HEAP variables initialized from global memory if they
6154 are not known builtin functions.
6155 (find_func_aliases): Adjust.
6157 2010-02-09 Richard Guenther <rguenther@suse.de>
6159 PR tree-optimization/43000
6160 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6161 arithmetic manually.
6163 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6165 PR tree-optimization/42931
6166 * tree-loop-linear.c (try_interchange_loops): Don't call
6167 double_int_mul if estimated_loop_iterations failed.
6169 2010-02-08 Martin Jambor <mjambor@suse.cz>
6172 * tree-sra.c (build_accesses_from_assign): Do not mark in
6173 should_scalarize_away_bitmap if stmt has volatile ops.
6174 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6177 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6179 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6181 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6183 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6186 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6189 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6191 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6194 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6195 to unknown_dependence.
6196 (graphite_legal_transform_dr): Handle the unknown_dependence.
6197 (graphite_carried_dependence_level_k): Same.
6199 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6201 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6203 2010-02-07 Richard Guenther <rguenther@suse.de>
6206 * expr.c (get_inner_reference): Always initialize *pbitsize.
6208 2010-02-07 Richard Guenther <rguenther@suse.de>
6211 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6212 new ARRAY_REFs on variable size element or minimal index arrays.
6214 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6215 gimple_fold_indirect_ref.
6217 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6220 * arm.c (arm_override_options): Just return if the user has specified
6221 an invalid fpu name.
6223 2010-02-03 Jason Merrill <jason@redhat.com>
6226 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6227 i386_pe_maybe_record_exported_symbol.
6229 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6232 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6233 (pa_delegitimize_address): New function.
6235 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6237 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6238 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6240 2010-02-05 Richard Guenther <rguenther@suse.de>
6243 * lto-streamer-in.c (get_resolution): Deal with references
6244 to undefined functions.
6246 2010-02-05 Richard Guenther <rguenther@suse.de>
6248 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6249 (fold_const_aggregate_ref): Likewise.
6250 (ccp_fold_stmt): Substitute loads.
6251 (maybe_fold_reference): Verify types before substituting.
6253 (fold_gimple_assign): Unshare properly.
6254 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6256 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6258 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6259 for rs6000_gen_cell_microcode.
6261 2010-02-04 Richard Guenther <rguenther@suse.de>
6263 PR rtl-optimization/42952
6264 * dse.c (const_or_frame_p): Remove MEM handling.
6266 2010-02-04 Nick Clifton <nickc@redhat.com>
6268 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6269 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6270 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6271 (mn10300_asm_output_mi_thunk): New function.
6272 (mn10300_can_output_mu_thunk): New function.
6273 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6274 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6275 (FUNCTION_ARG): Delete incorrect comment.
6277 2010-02-03 Jason Merrill <jason@redhat.com>
6280 * fold-const.c (operand_equal_p): Handle erroneous types.
6282 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6284 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6286 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6288 PR rtl-optimization/42941
6289 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6292 2010-02-03 Jason Merrill <jason@redhat.com>
6295 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6297 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6300 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6301 (cselib_reset_table): Renamed from...
6302 (cselib_reset_table_with_next_value): ... this.
6303 (cselib_get_next_uid): Renamed from...
6304 (cselib_get_next_unknown_value): ... this.
6305 * cselib.c (next_uid): Renamed from...
6306 (next_unknown_value): ... this.
6307 (cselib_clear_table): Adjust.
6308 (cselib_reset_table): Adjust. Renamed from...
6309 (cselib_reset_table_with_next_value): ... this.
6310 (cselib_get_next_uid): Adjust. Renamed from...
6311 (cselib_get_next_unknown_value): ... this.
6312 (get_value_hash): Use hash.
6313 (cselib_hash_rtx): Likewise.
6314 (new_cselib_val): Adjust. Set and dump uid.
6315 (cselib_lookup_mem): Pass next_uid as hash.
6316 (cselib_subst_to_values): Likewise.
6317 (cselib_log_lookup): Dump uid.
6318 (cselib_lookup): Pass next_uid as hash. Adjust.
6319 (cselib_process_insn): Adjust.
6320 (cselib_init): Initialize next_uid.
6321 (cselib_finish): Adjust.
6322 (dump_cselib_table): Likewise.
6323 * dse.c (canon_address): Dump value uid.
6324 * print-rtl.c (print_rtx): Print value uid.
6325 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6327 (dv_uid): New function, sort of renamed from...
6328 (dv_htab_hash): ... this, reimplemented in terms of it and...
6329 (dv_uid2hash): ... this. New.
6330 (variable_htab_eq): Drop excess assertions.
6331 (tie_break_pointers): Removed.
6332 (canon_value_cmp): Compare uids.
6333 (variable_post_merge_New_vals): Print uids.
6334 (vt_add_function_parameters): Adjust.
6335 (vt_initialize): Reset table. Adjust.
6337 2010-02-03 Richard Guenther <rguenther@suse.de>
6339 PR tree-optimization/42944
6340 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6341 (call_may_clobber_ref_p_1): Likewise. Properly handle
6342 malloc and calloc clobbering errno.
6344 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6346 * doc/invoke.texi: Fix name of sched1 dump.
6348 * opts.c (decode_options): Set flag_tree_switch_conversion
6349 only conditionally on optimize >= 2.
6351 * gcse.c: Assorted comment fixes in pass description.
6353 2010-02-03 Anthony Green <green@moxielogic.com>
6355 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6356 nop padding in order to maintain alignment of storage location of
6357 target function address.
6358 (moxie_trampoline_init): Store target function address at newly
6360 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6362 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6364 2010-02-03 Richard Guenther <rguenther@suse.de>
6367 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6369 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6371 * config.gcc: Reenable check for obsolete targets.
6372 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6373 mips-sgi-irix6.[0-4]*.
6375 2010-02-02 Nick Clifton <nickc@redhat.com>
6377 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6378 constant size of 4 as being the same as 0.
6379 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6380 can take values in the range 0..4.
6382 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6385 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6386 as _darwin10_Unwind_FindEnclosingFunction().
6387 * libgcc-libsystem.ver: New.
6389 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6392 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6393 implicitly set registers.
6395 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6397 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6398 (arm_override_options): Allow automatic selection of the thread
6399 pointer register if thumb2.
6400 (legitimize_pic_address): Improve code sequences for Thumb2.
6401 (arm_call_tls_get_addr): Likewise.
6402 (legitimize_tls_address): Likewise.
6403 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6404 (pic_load_addr_32bit): ... this. New named pattern.
6405 * thumb2.md (pic_load_addr_thumb2): Delete.
6406 (pic_load_dot_plus_four): Delete.
6407 (tls_load_dot_plus_four): New named pattern.
6409 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6412 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6413 Document fix for TLS bug.
6415 2010-01-31 Richard Guenther <rguenther@suse.de>
6417 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6418 conservatively correct.
6420 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6424 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6426 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6428 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6430 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6432 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6434 * config.gcc: Adjust order of makefile fragments for mingw targets.
6436 2010-01-31 Richard Guenther <rguenther@suse.de>
6439 * gimplify.c (gimplify_init_constructor): For volatile LHS
6440 initialize a temporary.
6442 2010-01-31 Matthias Klose <doko@ubuntu.com>
6444 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6446 * configure: Regenerate.
6448 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6450 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6451 the same alias set and their sizes different constantness.
6452 (aliasing_component_refs_p): Revert 2009-10-24 change.
6454 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6456 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6459 2010-01-29 Richard Guenther <rguenther@suse.de>
6461 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6462 Assert we successfully updated the call.
6464 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6466 PR rtl-optimization/42889
6467 * df.h (df_set_bb_dirty_nonlr): New prototype.
6468 * df-core.c (df_set_bb_dirty_nonlr): New function.
6469 * df-scan.c (df_insn_rescan): Call it instead of
6470 df_set_bb_dirty for DEBUG_INSNs.
6472 2010-01-29 Richard Guenther <rguenther@suse.de>
6475 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6476 quadratic behavior in most cases.
6478 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6481 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6482 in the call to gen_x86_movsicc_0_m1.
6484 2010-01-28 Richard Guenther <rguenther@suse.de>
6486 PR tree-optimization/42871
6487 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6489 2010-01-28 Richard Guenther <rguenther@suse.de>
6491 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6492 into call arguments.
6494 2010-01-28 Richard Guenther <rguenther@suse.de>
6497 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6498 the forwarder if the destination is an EH landing pad.
6500 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6502 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6503 block list passed to gimple_duplicate_sese_tail.
6504 (parallelize_loops): Avoid parallelization when the function
6506 Avoid parallelization when the preheader is IRREDUCIBLE.
6507 Try to optimize when estimated_loop_iterations_int is unresolved.
6508 Add the loop's location to the dump file.
6509 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6510 (gimple_duplicate_sese_tail): Remove the check for the latch.
6511 Redirect nexits to the exit block.
6512 Remove handling of the incoming edges to the latch.
6513 Redirect the backedge from the copied latch to the exit bb.
6515 2010-01-28 Michael Matz <matz@suse.de>
6518 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6519 Wrap force_reg into a sequence, emit it before user.
6521 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6523 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6525 (arm_legacy_rev): Likewise.
6526 (thumb_legacy_rev): Likewise.
6528 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6530 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6531 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6532 on MEM's address failed, try avoid_constant_pool_reference and
6533 recurse if it returned something different.
6534 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6535 address, try avoid_constant_pool_reference and recurse if it
6536 returned something different.
6537 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6538 address and avoid_constant_pool_reference returned something
6539 different, don't set have_address.
6541 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6544 * var-tracking.c (val_store): Add modified argument, obey it.
6546 (count_uses): Move down logging of main.
6547 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6548 don't need resolution.
6549 (emit_notes_in_bb): Likewise.
6551 2010-01-27 Richard Guenther <rguenther@suse.de>
6554 * tree-inline.c (remap_decl): Delay remapping of SSA name
6555 default definitions until we need them.
6557 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6559 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6560 (rs6000_delegitimize_address): New function.
6562 * config/s390/s390.c (s390_delegitimize_address): Call
6563 delegitimize_mem_from_attrs.
6566 * tree-inline.c (cannot_copy_type_1): Removed.
6567 (copy_forbidden): Don't forbid copying of functions containing
6568 records/unions with variable length fields.
6570 2010-01-27 Christian Bruel <christian.bruel@st.com>
6574 * config/sh/sh.c (find_barrier): Increase length for non delayed
6575 conditional branches.
6577 2010-01-27 Matthias Klose <doko@ubuntu.com>
6579 * configure.ac (gnu-unique-object): Fix ldd version check.
6580 * configure: Regenerate.
6582 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6584 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6586 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6587 Test for HAVE_GNU_AS value.
6589 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6591 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6592 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6593 INT64_TYPE): Define.
6594 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6595 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6596 INT_LEAST64_TYPE): Define.
6597 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6598 UINT_LEAST64_TYPE): Define.
6599 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6600 INT_FAST64_TYPE): Define.
6601 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6602 UINT_FAST64_TYPE): Define.
6603 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6604 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6605 (SIG_ATOMIC_TYPE): Define.
6607 2010-01-26 Richard Guenther <rguenther@suse.de>
6609 * df-scan.c (df_scan_set_bb_info): Remove assert.
6610 (df_insn_rescan_debug_internal): Merge asserts.
6611 (df_install_ref): Likewise.
6612 (df_mark_reg): Use bitmap_set_range.
6613 (df_hard_reg_used_p): Remove assert.
6614 (df_hard_reg_used_count): Likewise.
6616 2010-01-26 Richard Guenther <rguenther@suse.de>
6618 PR rtl-optimization/42685
6619 * web.c (web_main): Ignore DEBUG_INSNs.
6621 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6623 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6625 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6626 Fix types of fndecl and arglist parameters.
6628 2010-01-26 Richard Guenther <rguenther@suse.de>
6631 * tree-eh.c (unsplit_eh): Skip debug insns.
6633 2010-01-26 Richard Guenther <rguenther@suse.de>
6635 PR tree-optimization/42250
6636 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6638 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6641 * omp-low.c (expand_omp_sections): Only use single_pred if
6642 l2_bb is single_pred_p.
6644 2010-01-25 Christian Bruel <christian.bruel@st.com>
6647 * config/sh/sh.c (find_barrier): Increase length for non delayed
6648 conditional branches.
6649 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6651 2010-01-24 David S. Miller <davem@davemloft.net>
6653 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6654 define if not using GAS.
6655 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6656 Likewise. Delete SECTION_MERGE code, which is only applicable
6659 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6662 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6663 mangling of va_list in system headers.
6665 2010-01-23 Toon Moene <toon@moene.org>
6667 * tree-predcom.c (combine_chains): Return NULL, not false.
6669 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6671 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6672 initialization of variable res to agree with return type.
6674 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6676 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6677 * tree-sra.c: Add include of expr.h.
6679 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6681 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6682 insert the debug stmt on the single non-EH edge from the stmt.
6684 2010-01-22 Richard Henderson <rth@redhat.com>
6687 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6688 the RHS until after generate_subtree_copies has insertted its
6689 code before the current statement.
6691 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6693 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6695 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6697 2010-01-21 Martin Jambor <mjambor@suse.cz>
6699 PR tree-optimization/42585
6700 * tree-sra.c (struct access): New field grp_total_scalarization.
6701 (dump_access): Dump the new field.
6702 (should_scalarize_away_bitmap): New variable.
6703 (cannot_scalarize_away_bitmap): Likewise.
6704 (sra_initialize): Allocate new bitmaps.
6705 (sra_deinitialize): Free new bitmaps.
6706 (create_access_1): New function.
6707 (create_access): Parts moved to create_access_1.
6708 (type_consists_of_records_p): New function.
6709 (completely_scalarize_record): Likewise.
6710 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6711 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6712 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6714 (analyze_all_variable_accesses): Completely scalarize small eligible
6717 2010-01-21 Martin Jambor <mjambor@suse.cz>
6719 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6721 2010-01-21 Andrew Haley <aph@redhat.com>
6723 * gcc.c (process_command): Move lang_specific_driver before
6724 setting cc_libexec_prefix.
6726 2010-01-21 Richard Guenther <rguenther@suse.de>
6729 * fold-const.c (negate_expr_p): Pretend only negative
6730 real constants are easily negatable.
6732 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6733 Jason Merrill <jason@redhat.com>
6735 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6736 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6737 * calls.c (initialize argument_information): Handle it.
6738 * c-common.c (handle_transparent_union_attribute): Use new name.
6739 * c-decl.c (finish_struct): Ditto.
6740 * c-typeck.c (type_lists_compatible_p): Ditto.
6741 (convert_for_assignment): Use new name and also handle record.
6742 * function.c (aggregate_value_p): Handle it.
6743 (pass_by_reference): Ditto.
6744 (assign_parm_data_types): Ditto.
6745 * print-tree.c (print_node): Ditto.
6746 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6747 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6748 * tree.c (first_field): New fn.
6750 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6753 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6754 even when linking statically, for now.
6756 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6759 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6760 without a cselib val.
6761 (count_uses): Accept MO_VAL_SET with no val on stores.
6762 (add_stores): Likewise.
6764 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6766 * var-tracking.c (check_value_val): Add a compile time assertion.
6767 (dv_is_decl_p): Simplify.
6768 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6769 gcc_assert if ENABLE_CHECKING.
6771 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6774 * var-tracking.c: Include tree-flow.h.
6775 (mem_dies_at_call): New.
6776 (dataflow_set_preserve_mem_locs): Use it.
6777 (dataflow_set_remove_mem_locs): Likewise.
6778 (dump_var): Renamed from dump_variable. Adjust all callers.
6779 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6780 * Makefile.in (var-tracking.o): Adjust deps.
6782 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6784 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6786 2010-01-20 Richard Guenther <rguenther@suse.de>
6788 PR tree-optimization/42717
6789 * tree-ssa-dce.c (get_live_post_dom): Remove.
6790 (forward_edge_to_pdom): Take an arbitrary edge to copy
6791 degenerate PHI args from.
6792 (remove_dead_stmt): Use the first post-dominator even if it
6793 does not contain live statements as redirection destination.
6795 2010-01-20 Richard Guenther <rguenther@suse.de>
6797 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6799 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6801 * sel-sched.c (create_speculation_check): Remove set but not used
6803 (try_transformation_cache): Remove set but not used variable ds.
6804 (calculate_privileged_insns): Remove set but not used variables
6805 cur_insn and min_spec_insn.
6806 (find_best_expr): Remove set but not used variable avail_n.
6807 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6809 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6811 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6812 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6815 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6818 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6819 cpu types. Add support for *-sse3 cpu types.
6820 (x86_64-*-*): Ditto.
6822 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6825 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6826 argument, call initializer_constant_valid_p_1 instead of
6827 initializer_constant_valid_p, pass CACHE to it, return NULL
6828 immediately if first call returns NULL.
6829 (initializer_constant_valid_p_1): New function.
6830 (initializer_constant_valid_p): Use it.
6832 2010-01-20 Thomas Quinot <quinot@adacore.com>
6834 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6836 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6838 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6839 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6840 (loc_list_from_tree): Don't handle unsigned division. Handle
6841 signed modulo using DW_OP_{over,over,div,mul,minus}.
6842 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6843 modulo instead of signed.
6845 2010-01-20 DJ Delorie <dj@redhat.com>
6847 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6849 (h8300_emit_stack_adjustment): Propogate it.
6851 (h8300_expand_prologue): Likewise.
6852 (h8300_expand_epilogue): Likewise.
6854 2010-01-19 Michael Matz <matz@suse.de>
6856 PR tree-optimization/41783
6857 * tree-data-ref.c (toplevel): Include flags.h.
6858 (dump_data_dependence_relation): Also dump the inputs if the
6859 result will be unknown.
6860 (split_constant_offset_1): Look through some conversions.
6861 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6862 the offset from last element is too large.
6863 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6864 (reassociate_to_the_same_stmt): Handle vector registers.
6865 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6867 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6868 wide_prolog_niters argument, emit widening instructions.
6869 (vect_do_peeling_for_alignment): Adjust caller, use widened
6870 variant of the iteration cound.
6871 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6873 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6876 * config/arm/neon-testgen.m (emit_automatics): New parameter
6877 features. Adjust for Fixed_return_reg feature.
6878 (test_intrinsic): Call emit_automatics with new feature.
6879 * config/arm/neon.ml: Update copyright years.
6880 (features): New Fixed_return_reg feature.
6881 (ops): Update feature for Vget_low.
6883 2010-01-19 Jakub Jelinek <jakub@redhat.com>
6885 PR tree-optimization/42719
6886 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
6890 * fwprop.c (all_uses_available_at): Return false if def_set dest
6891 is a REG that is used in def_insn.
6893 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
6895 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
6897 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
6900 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
6902 * target.h (struct gcc_target) <secondary_reload>: Change type
6903 of last argument to secondary_reload_info *.
6905 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
6908 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
6909 memory references with unaligned offsets. Remove CQImode handling.
6910 (unaligned_memory_operand): Return 1 for memory references with
6911 unaligned offsets. Remove CQImode handling.
6913 2010-01-18 Richard Guenther <rguenther@suse.de>
6916 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
6919 2010-01-18 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/42781
6922 * tree-ssa-structalias.c (find_what_var_points_to): Skip
6923 restrict processing only if the original variable was artificial.
6925 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
6927 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
6928 find number of popped argument bytes.
6930 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
6931 Fix the text that describes the return value for invalid insns.
6933 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
6935 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
6936 Clarify what 'cost of the -dependence' is. Fix quoting.
6938 * toplev.c (default_get_pch_validity): Rename argument to "sz".
6939 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
6941 2010-01-17 Jakub Jelinek <jakub@redhat.com>
6943 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
6944 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
6946 2010-01-17 Richard Guenther <rguenther@suse.de>
6949 * function.c (split_complex_args): Take a VEC to modify.
6950 (assign_parms_augmented_arg_list): Build a VEC instead of
6951 a chain of PARM_DECLs.
6952 (assign_parms_unsplit_complex): Take a VEC of arguments.
6953 Do not fixup unmodified parms.
6954 (assign_parms): Deal with the VEC.
6955 (gimplify_parameters): Likewise.
6957 2010-01-17 Richard Guenther <rguenther@suse.de>
6959 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
6960 node existence check.
6961 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
6962 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
6963 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
6964 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
6965 (gimple_execute_on_growing_pred): Likewise.
6967 2010-01-17 Richard Guenther <rguenther@suse.de>
6969 PR tree-optimization/42773
6970 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
6971 (compute_antic_aux): Likewise.
6972 (compute_partial_antic_aux): Likewise.
6974 2010-01-17 Jie Zhang <jie.zhang@analog.com>
6977 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
6980 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
6982 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
6985 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
6986 Fix markup for strict argument.
6988 (TARGET_SCHED_REORDER2): Fix argument types.
6990 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
6991 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
6993 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
6994 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
6996 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
6999 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7000 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7001 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7002 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7003 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7005 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7007 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7009 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7010 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7012 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7014 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7017 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7019 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7020 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7022 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7024 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7026 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7027 referring to it. Fix language.
7029 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7031 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7033 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7035 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7037 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7038 '@var{stream}. Remove stray 'and'.
7040 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7042 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7044 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7046 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7047 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7049 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7050 Fix description of return value.
7051 Rename argument "sz" to "len."
7053 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7054 Clarify meaning of 'true' return value.
7056 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7058 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7059 rep_mode versus mode_rep.
7061 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7063 (TARGET_BUILTIN_DECL): Fix name.
7065 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7067 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7069 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7071 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7073 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7075 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7078 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7079 Rename argument tm_fn to md_fn.
7081 (TARGET_OPTION_PRINT): Fix argument list.
7083 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7086 * config/i386/i386.c (ix86_fixup_binary_operands):
7087 Revert FMA4 fixup of operands.
7089 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7092 * Makefile.in (write_entries_to_file, install-plugin):
7093 Use \012 instead of \n with tr.
7095 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7097 * configure.ac (HAVE_AS_REF): New C macro.
7098 * configure: Regenerate.
7099 * config.in: Likewise.
7100 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7102 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7105 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7107 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7109 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7111 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7113 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7115 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7117 (TARGET_BINDS_LOCAL_P): Fix argument type.
7119 (TARGET_ASM_FILE_END): Use prototype.
7121 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7123 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7125 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7127 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7129 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7130 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7132 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7133 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7135 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7136 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7137 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7138 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7140 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7142 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7144 (TARGET_INIT_BUILTINS): Use prototype.
7146 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7147 Put 'const char *' in braces. Fix parameter types.
7148 (TARGET_INVALID_CONVERSION): Fix parameter types.
7149 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7150 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7152 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7155 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7157 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7159 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7161 * doc/tm.texi (TARGET_HELP): Fix return type.
7163 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7164 in braces. Fix argument types.
7166 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7168 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7170 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7172 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7173 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7175 (TARGET_MANGLE_TYPE): Fix argument types.
7177 (TARGET_IRA_COVER_CLASSES): Use prototype.
7179 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7181 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7183 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7185 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7187 (TARGET_CALLEE_COPIES): Fix argument types.
7189 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7191 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7193 (TARGET_FUNCTION_VALUE): Fix argument types.
7195 (TARGET_RETURN_IN_MSB): Fix argument type.
7197 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7199 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7201 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7203 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7204 agree with return type.
7206 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7208 2010-01-15 Jing Yu <jingyu@google.com>
7210 PR rtl-optimization/42691
7211 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7212 a pseudo to a constant and are merged, and adjust comments.
7214 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7216 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7218 2010-01-15 Richard Guenther <rguenther@suse.de>
7221 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7222 labels of computed or non-local gotos to the destination.
7223 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7224 landing pad label is the first label.
7226 2010-01-15 Richard Guenther <rguenther@suse.de>
7228 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7230 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7233 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7234 to allow generation of the xssqrtdp instruction on power7.
7235 (sqrtdf2_fpr): Ditto.
7237 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7240 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7241 functions with noreturn attribute.
7244 * varasm.c (declare_weak): Add weak attribute to decl if it
7245 doesn't have one already.
7246 (assemble_external): Only add decls to weak_decls if they also
7247 have weak attribute.
7249 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7251 * var-tracking.c (var_reg_delete): Don't delete the association
7252 between REGs and values or one-part variables if the register
7255 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7258 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7259 because its first operand is a non-localized variable.
7261 2010-01-14 Martin Jambor <mjambor@suse.cz>
7263 PR tree-optimization/42706
7264 * tree-sra.c (encountered_recursive_call): New variable.
7265 (encountered_unchangable_recursive_call): Likewise.
7266 (sra_initialize): Initialize both new variables.
7267 (callsite_has_enough_arguments_p): New function.
7268 (scan_function): Call decl and flags check only for IPA-SRA, check
7269 whether there is a recursive call and whether it has enough arguments.
7270 (all_callers_have_enough_arguments_p): New function.
7271 (convert_callers): Look for recursive calls only when
7272 encountered_recursive_call is set.
7273 (ipa_early_sra): Bail out either if
7274 !all_callers_have_enough_arguments_p or
7275 encountered_unchangable_recursive_call.
7277 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7279 * sel-sched.c: Add 2010 to copyright years.
7280 * sel-sched-ir.c: Likewise.
7281 * sel-sched-ir.h: Likewise.
7283 2010-01-14 Martin Jambor <mjambor@suse.cz>
7285 PR tree-optimization/42714
7286 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7287 constructors specially.
7289 2010-01-14 Andi Kleen <ak@linux.intel.com>
7291 * config/i386/drivers-i386.c (detect_caches_intel):
7292 Add l2sizekb parameter and fill in.
7293 (host_detect_local_cpu): Add l2sizekb, fill in.
7294 Add Atom small cache heuristic.
7296 2010-01-14 Andi Kleen <ak@linux.intel.com>
7298 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7299 Add level3 parameter and fill in.
7300 (detect_caches_intel): Handle level3 cache.
7302 2010-01-14 Andi Kleen <ak@linux.intel.com>
7304 * config/i386/drivers-i386.c (host_detect_local_cpu):
7305 Fix core duo detection.
7307 2010-01-14 Andi Kleen <ak@linux.intel.com>
7309 * config/i386/drivers-i386.c (host_detect_local_cpu):
7312 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7314 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7315 (rs6000_variable_issue_1): this. Use...
7316 (rs6000_variable_issue): here. Reimplement. Print debug info.
7318 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7320 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7321 sel_restore_notes. Update all callers. Call reemit_notes
7324 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7326 PR rtl-optimization/42246
7327 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7330 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7332 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7333 all successors is the same as number of successors in current region.
7335 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7337 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7338 to rename is not separable. Otherwise check that its LHS is not NULL.
7340 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7342 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7344 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7346 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7347 available registers when failed to discover LHS register class.
7348 Fix indentation. Update comment.
7350 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7351 Alexander Monakov <amonakov@ispras.ru>
7353 PR rtl-optimization/42389
7354 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7356 (advance_state_on_fence): Likewise.
7357 (sel_target_adjust_priority): Print debug output only when
7358 sched_verbose >= 4, not 2.
7359 (get_expr_cost): Do not issue all unique insns on the next cycle.
7360 (fill_insns): Initialize can_issue_more from the value saved
7362 * sel-sched-ir.c (flist_add): New parameter issue_more.
7363 Init FENCE_ISSUE_MORE with it.
7364 (merge_fences): Likewise.
7365 (init_fences): Update call to flist_add.
7366 (add_to_fences, add_clean_fence_to_fences)
7367 (add_dirty_fence_to_fences): Likewise.
7368 (move_fence_to_fences): Update call to merge_fences.
7369 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7371 * sel-sched-ir.h (struct _fence): New field issue_more.
7372 (FENCE_ISSUE_MORE): New accessor macro.
7374 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7376 PR rtl-optimization/42388
7377 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7378 that have no predecessors nor successors. Do not call move_bb_info
7379 for empty blocks outside of current region.
7381 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7383 PR rtl-optimization/42294
7384 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7385 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7386 originators' originators.
7388 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7390 PR rtl-optimization/39453
7391 PR rtl-optimization/42246
7392 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7394 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7396 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7397 Alexander Monakov <amonakov@ispras.ru>
7400 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7401 (maybe_tidy_empty_bb): ... here. Make static. Add new
7402 argument. Update all callers.
7403 (tidy_control_flow): ... and here. Recompute topological order
7404 of basic blocks in region if necessary.
7405 (sel_redirect_edge_and_branch): Change return type. Return true
7406 if topological order might have been invalidated.
7407 (purge_empty_blocks): Export and move from...
7408 * sel-sched.c (purge_empty_blocks): ... here.
7409 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7410 (maybe_tidy_empty_bb): Delete prototype.
7411 (purge_empty_blocks): Declare.
7413 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7415 PR rtl-optimization/42249
7416 * sel-sched.c (try_replace_dest_reg): When chosen register
7417 and original register is the same, do not bail out early, but
7418 still check all original insns for validity of replacing destination
7419 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7422 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7425 Port from no-undefined-overflow branch:
7426 2009-03-09 Richard Guenther <rguenther@suse.de>
7428 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7430 2010-01-14 Richard Guenther <rguenther@suse.de>
7433 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7435 2010-01-14 Ira Rosen <irar@il.ibm.com>
7437 PR tree-optimization/42709
7438 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7439 as scalar type in creation of constant vector operand.
7441 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7444 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7445 (check-parallel-%): Match `testsuite' directory component only
7448 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7450 PR translation/39521
7451 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7454 2010-01-13 Richard Guenther <rguenther@suse.de>
7456 PR tree-optimization/42730
7457 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7460 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7463 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7464 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7467 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7469 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7470 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7471 ___umulsi3_highpart.
7473 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7474 rather than schedule_insns if the pass is enabled.
7476 2010-01-13 Martin Jambor <mjambor@suse.cz>
7478 PR tree-optimization/42704
7479 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7482 2010-01-13 Martin Jambor <mjambor@suse.cz>
7484 PR tree-optimization/42703
7485 * tree-sra.c (analyze_access_subtree): Check that we can build a
7486 reference to the original data within the aggregate.
7488 2010-01-13 Richard Guenther <rguenther@suse.de>
7490 PR tree-optimization/42705
7491 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7493 2010-01-13 Richard Guenther <rguenther@suse.de>
7496 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7498 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7501 * var-tracking.c (values_to_unmark): New variable.
7502 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7503 values_to_unmark vector. Moved body to...
7504 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7505 instead queue it into values_to_unmark vector.
7506 (vt_find_locations): Free values_to_unmark vector.
7508 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7510 * config/s390/s390.c (override_options): Set
7511 default of max-pending-list-length to 256
7513 2010-01-13 Richard Guenther <rguenther@suse.de>
7516 * tree-pass.h (PROP_gimple_lcx): New.
7517 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7518 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7519 before the final cleanup_eh.
7520 (dump_properties): Dump PROP_gimple_lcx.
7521 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7522 (tree_lower_complex_O0): Remove.
7523 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7524 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7525 tree_lower_complex, schedule TODO_update_ssa.
7526 * lto-streamer-out.c (output_function): Stream the functions
7528 * lto-streamer-in.c (input_function): Likewise.
7529 (lto_read_body): Do not override them here.
7531 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7534 * c-typeck.c (build_c_cast): Fold value cast to union type before
7535 wrapping it in a CONSTRUCTOR.
7537 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7539 PR rtl-optimization/42699
7540 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7543 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7545 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7546 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7547 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7548 SUBTARGET_WARN_UNUSED_SPEC): ... here
7549 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7551 2010-01-12 Julian Brown <julian@codesourcery.com>
7553 * config/arm/neon-schedgen.ml (Utils): Don't try to
7554 open missing module.
7555 (find_with_result): New.
7557 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7560 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7561 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7563 PR tree-optimization/42645
7564 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7565 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7566 decl_map, set processing_debug_stmt to -1 and return name without
7569 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7571 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7572 binutils version, and reword target configuration description.
7574 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7576 * config/avr/avr.h (LINKER_NAME): Remove.
7578 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7581 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7582 that support VSX, warn for -mno-altivec if vsx is not disabled,
7585 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7586 Shujing Zhao <pearly.zhao@oracle.com>
7588 PR translation/42469
7589 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7590 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7591 character between option name and help text.
7592 * c.opt (imultilib): Likewise.
7594 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7596 * lto-streamer-out.c (output_unreferenced_globals): Output static
7599 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7601 PR rtl-optimization/42621
7602 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7603 optimizing for size.
7604 (duplicate_computed_gotos): Remove now-redundant check.
7606 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7609 * configure.ac: Save and restore LDFLAGS and LIBS
7610 * configure: Regenerate.
7612 2010-01-10 Richard Guenther <rguenther@suse.de>
7615 * builtins.c (fold_builtin_strlen): Add type argument and
7616 convert the resulting length to it.
7617 (fold_builtin_1): Adjust.
7619 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7621 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7622 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7624 (num_insns_constant_wide): Adjust for that change.
7626 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7629 * web.c (union_defs): Add used argument, to combine uses of
7631 (entry_register): Adjust type and tests of used argument.
7632 (web_main): Widen used for new use. Pass it to union_defs.
7633 * df.h (union_defs): Adjust prototype.
7635 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7638 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7639 uses in new incoming argument. Free body.
7640 (reset_debug_uses_in_loop): New.
7641 (analyze_insn_to_expand_var): Call the latter if the former found
7642 anything. Fix whitespace. Reject invalid dest overlaps before
7643 going through all insns in the loop.
7645 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7648 * haifa-sched.c (dying_use_p): Debug insns don't count.
7650 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7653 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7654 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7655 (verify_gimple_call): Reject LHS in noreturn calls.
7657 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7661 * tree-vect-loop-manip.c (adjust_info): New type.
7662 (adjust_vec): New pointer to vector.
7663 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7664 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7665 (slpeel_update_phis_for_duplicate_loop): Use them.
7666 (slpeel_update_phi_nodes_for_guard1): Likewise.
7667 (slpeel_update_phi_nodes_for_guard2): Likewise.
7668 (slpeel_tree_peel_loop_to_edge): Likewise.
7669 (vect_update_ivs_after_vectorizer): Likewise.
7671 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7673 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7674 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7676 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7678 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7679 bogus uninitialized warning.
7681 2010-01-09 Richard Guenther <rguenther@suse.de>
7684 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7685 the evolution is compatible with the initial condition.
7687 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7689 * gcc.c (process_command): Update copyright notice dates.
7690 * gcov.c (print_version): Likewise.
7691 * gcov-dump.c (print_version): Likewise.
7692 * mips-tfile.c (main): Likewise.
7693 * mips-tdump.c (main): Likewise.
7695 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7698 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7700 (rotlhi3_8): Delete.
7702 (rotlsi3_8): Delete.
7703 (rotlsi3_16): Delete.
7704 (rotlsi3_24): Delete.
7706 (*rotw<mode>3): New.
7707 (*rotb<mode>3): New.
7708 * config/avr/avr.c (avr_rotate_bytes): New function.
7709 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7711 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7714 * configure.ac: Modify -rdynamic check.
7715 * configure: Regenerate.
7717 2010-01-08 DJ Delorie <dj@redhat.com>
7719 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7720 register popping order.
7722 2010-01-08 Richard Guenther <rguenther@suse.de>
7725 * c.opt (fsigned-char): Also let LTO handle this option.
7726 (funsigned-char): Likewise.
7728 2010-01-07 Richard Guenther <rguenther@suse.de>
7730 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7731 (gimple_op): Likewise.
7732 (gimple_op_ptr): Likewise.
7733 (gimple_assign_set_lhs): Remove gcc_assert.
7734 (gimple_assign_set_rhs1): Likewise.
7735 (gimple_assign_set_rhs2): Likewise.
7736 (gimple_call_set_lhs): Likewise.
7737 (gimple_call_set_fn): Likewise.
7738 (gimple_call_set_fndecl): Likewise.
7739 (gimple_call_fndecl): Likewise.
7740 (gimple_call_return_type): Likewise.
7741 (gimple_call_set_chain): Likewise.
7742 (gimple_call_num_args): Likewise.
7743 (gimple_call_set_arg): Likewise.
7744 (gimple_cond_set_code): Likewise.
7745 (gimple_cond_set_lhs): Likewise.
7746 (gimple_cond_set_rhs): Likewise.
7747 (gimple_cond_set_true_label): Likewise.
7748 (gimple_cond_set_false_label): Likewise.
7749 (gimple_label_set_label): Likewise.
7750 (gimple_goto_set_dest): Likewise.
7751 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7752 (gimple_debug_bind_get_value): Likewise.
7753 (gimple_debug_bind_get_value_ptr): Likewise.
7754 (gimple_debug_bind_set_var): Likewise.
7755 (gimple_debug_bind_set_value): Likewise.
7756 (gimple_debug_bind_reset_value): Likewise.
7757 (gimple_debug_bind_has_value_p): Likewise.
7758 (gimple_return_retval_ptr): Remove gcc_assert.
7759 (gimple_return_retval): Likewise.
7760 (gimple_return_set_retval): Likewise.
7761 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7762 (safe_referenced_var_iterator): Remove.
7763 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7764 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7765 (fill_referenced_var_vec): Remove.
7766 (first_readonly_imm_use): Remove redundant gcc_assert.
7767 (phi_arg_index_from_use): Combine gcc_asserts.
7768 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7769 (first_imm_use_stmt): Remove redundant gcc_assert.
7770 * tree-cfg.c (verify_gimple_call): Verify function and chain
7771 operands. Verify arguments.
7772 (verify_types_in_gimple_stmt): Verify condition code and labels.
7774 2010-01-07 Richard Guenther <rguenther@suse.de>
7776 PR tree-optimization/42641
7777 * sese.c (rename_map_elt_info): Use the SSA name version, do
7780 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7782 PR tree-optimization/42625
7783 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7784 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7786 2010-01-07 Duncan Sands <baldrick@free.fr>
7788 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7790 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7793 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7794 note itself is not function_invariant_p.
7796 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7798 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7799 Do not add the DF_NOTE problem.
7800 * store-motion.c (execute_rtl_store_motion): Likewise.
7802 2010-01-07 Martin Jambor <mjambor@suse.cz>
7804 PR tree-optimization/42157
7805 * tree-sra.c (compare_access_positions): Stabilize sort if both
7806 accesses have integer types, return zero immediately if they are the
7809 2010-01-06 Richard Henderson <rth@redhat.com>
7812 * haifa-sched.c (add_to_note_list): Merge into ...
7813 (concat_note_lists): ... here, and ...
7814 (unlink_other_notes, rm_other_notes): Merge into...
7815 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7816 NOTE_INSN_EPILOGUE_BEG.
7818 2010-01-06 Richard Guenther <rguenther@suse.de>
7820 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7821 not inline regular functions into always-inline functions.
7823 2010-01-06 Nick Clifton <nickc@redhat.com>
7825 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7826 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7828 (OVERRIDE_OPTIONS): Delete.
7829 (OPTIMIZATION_OPTIONS): Define.
7830 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7831 * config/rx/rx.c (rx_handle_option): Issue an error message if
7832 -mcpu=rx200 and -fpu are used together.
7833 (rx_set_optimization_options): New function. Issue an error
7834 message if an optimization attribute attempts to reset the FPU/
7835 math optimization pairing.
7836 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7837 * config/rx/rx.opt: Set the default to 32-bit doubles.
7838 * config/rx/t-rx: Add multilibs for -nofpu option.
7839 * doc/invoke.texi: Update documentation of RX options.
7841 2010-01-06 Richard Guenther <rguenther@suse.de>
7843 * tree-ssa-pre.c (name_to_id): New global.
7844 (alloc_expression_id): Simplify SSA name handling.
7845 (lookup_expression_id): Likewise.
7846 (init_pre): Zero name_to_id.
7847 (fini_pre): Free it.
7849 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7851 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7853 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7856 * config/i386/sse.md (smaxv2di3): New.
7857 (umaxv2di3): Likewise.
7858 (sminv2di3): Likewise.
7859 (uminv2di3): Likewise.
7861 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7864 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7865 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7866 (legitimize_tls_address): Likewise.
7867 (sparc_tls_referenced_p): Likewise.
7868 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7869 and adjust calls to legitimize_pic_address.
7870 (legitimate_constant_p) Use sparc_tls_referenced_p.
7871 (legitimate_pic_operand_p): Likewise.
7872 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7873 (sparc_tls_symbol_ref_1): Delete.
7874 (sparc_tls_referenced_p): Make static, recognize specific patterns.
7875 (legitimize_tls_address): Make static, handle CONST patterns.
7876 (legitimize_pic_address): Make static, remove unused parameter and
7877 adjust recursive calls.
7878 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
7879 and adjust call to legitimize_pic_address.
7880 (sparc_output_mi_thunk): Likewise.
7882 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
7883 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
7887 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
7888 operands to make them signed.
7891 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
7894 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
7895 GTU to GT for V4SI and V2DI.
7897 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
7898 (umin<mode>3): Removed.
7900 (uminv4si3): Likewise.
7902 2010-01-05 Martin Jambor <mjambor@suse.cz>
7904 PR tree-optimization/42462
7905 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
7906 current_function_decl to helper functions and macros.
7908 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7911 * flags.h: Don't include real.h.
7912 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
7913 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
7914 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
7915 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
7916 * dominance.c: Update copyright.
7917 * gimple.c (walk_gimple_op): Remove inline.
7918 * tree-ssa-reassoc.c: Include real.h.
7919 * Makefile.in (FLAGS_H): Remove $(REAL_H).
7920 (tree-ssa-reassoc.o): Depend on $(REAL_H).
7922 2010-01-05 Nick Clifton <nickc@redhat.com>
7924 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
7925 register to push into the stack frame when the accumulator has to
7926 be saved during interrupts.
7928 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
7930 * doc/invoke.texi: Remove the documentation about option
7932 * common.opt (Wunreachable-code): Preserved for backward
7934 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
7935 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
7936 the backward compatibility flag section.
7938 2010-01-05 Richard Guenther <rguenther@suse.de>
7940 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
7942 2010-01-05 Jakub Jelinek <jakub@redhat.com>
7945 * cfgexpand.c (expand_one_var): Diagnose too large variables.
7947 PR tree-optimization/42508
7948 * tree-sra.c (convert_callers): Check for recursive call
7949 by comparing cgraph nodes instead of decls.
7950 (modify_function): Call ipa_modify_formal_parameters also
7951 on all same_body aliases.
7953 * cgraphunit.c (cgraph_materialize_all_clones): Compare
7954 cgraph nodes when checking for same_body aliases.
7956 2010-01-05 Richard Guenther <rguenther@suse.de>
7958 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
7959 allocation and lookup.
7960 (get_or_alloc_expr_for_constant): Likewise.
7961 (phi_translate): Sink allocation.
7963 2010-01-04 Richard Guenther <rguenther@suse.de>
7965 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
7966 a new entry only if needed.
7967 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
7968 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
7970 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
7972 (phi_translate): Handle CONSTANTs early.
7974 2010-01-04 Martin Jambor <mjambor@suse.cz>
7976 PR tree-optimization/42398
7977 * tree-sra.c (struct access): Removed flag grp_different_types.
7978 (dump_access): Do not dump the removed flag.
7979 (sort_and_splice_var_accesses): Do not set the removed flag.
7980 (sra_modify_expr): Check for type compatibility directly.
7982 2010-01-04 Martin Jambor <mjambor@suse.cz>
7984 PR tree-optimization/42366
7985 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
7986 edges with variable number of parameters.
7987 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
7988 flag instead of asserting it.
7989 (ipa_read_node_info): Read uses_analysis_done flag.
7991 2010-01-04 Richard Guenther <rguenther@suse.de>
7993 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
7994 iterative_hash_* as intended.
7995 (vn_reference_compute_hash): Likewise. Simplify hashing
7997 (vn_reference_lookup_2): Likewise.
7998 (vn_nary_op_compute_hash): Likewise.
7999 (vn_phi_compute_hash): Likewise.
8000 (expressions_equal_p): Remove strange code.
8001 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8002 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8003 (bitmap_insert_into_set_1): Take value-id as parameter.
8004 (add_to_value): Pass it.
8005 (bitmap_insert_into_set): Likewise.
8006 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8008 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8011 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8012 (do_self_spec): For switches with SWITCH_IGNORE set set also
8013 SWITCH_IGNORE_PERMANENTLY.
8014 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8017 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8019 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8020 tree of an unreferenced global var.
8022 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8025 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8026 GTU to GT for V4SI and V2DI.
8028 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8029 (umin<mode>3): Removed.
8031 (uminv4si3): Likewise.
8033 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8036 * collect2.c (main): Turn on trace in collect2 if -v is passed
8039 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8041 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8042 description of expression operand.
8044 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8046 * configure.ac: Add install-html to target_list for Make-hooks.
8047 * configure: Regenerate.
8048 * fortran/Make-lang.in (F95_HTMLFILES): New.
8049 (fortran.html): Use it.
8050 (fortran.install-html): New.
8051 * Makefile.in (install-html): Add lang.install-html.
8052 * java/Make-lang.in (JAVA_HTMLFILES): New.
8053 (java.html): Use it.
8054 (java.install-html): New.
8055 * objc/Make-lang.in (objc.install-html): New.
8056 * objcp/Make-lang.in (obj-c++.install-html): New.
8057 * cp/Make-lang.in (c++.install-html): New.
8058 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8059 * lto/Make-lang.in (lto.install-html): New.
8061 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8064 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8066 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8068 PR rtl-optimization/41862
8069 * store-motion.c (store_killed_in_insn, compute_store_table,
8070 remove_reachable_equiv_notes, replace_store_insn,
8071 build_store_vectors): Ignore all DEBUG_INSNs.
8073 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8076 * common.opt: Add dumpdir.
8078 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8080 (option_map): Add --dumpdir.
8082 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8084 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8086 * opts.c (decode_options): Try dump_dir_name first if
8087 dump_base_name isn't an absolute path.
8088 (common_handle_option): Handle OPT_dumpdir.
8090 * toplev.c (dump_dir_name): New.
8091 (print_switch_values): Also ignore -dumpdir.
8093 * toplev.h (dump_dir_name): New.
8095 2010-01-03 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/42589
8098 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8099 double-word expansion of bswap32.
8101 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8103 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8104 with BLOCK_FOR_INSN.
8105 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8106 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8107 noce_process_if_block): Likewise.
8108 * gcse.c (compute_local_properties, insert_expr_in_table,
8109 insert_set_in_table, canon_list_insert, find_avail_set,
8110 pre_insert_copy_insn): Likewise.
8112 * basic-block.h (BLOCK_NUM): Move from here...
8113 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8115 2010-01-03 Richard Guenther <rguenther@suse.de>
8117 PR tree-optimization/42438
8118 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8119 contains_may_not_return_call flag.
8120 (BB_MAY_NOTRETURN): New.
8121 (valid_in_sets): Trapping nary operations are not valid
8122 in blocks that may not return.
8123 (insert_into_preds_of_block): Remove check for trapping expressions.
8124 (compute_avail): Compute also BB_MAY_NOTRETURN.
8126 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8128 * doc/invoke.texi: Add 2010 to copyright years.
8130 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8132 * config/sparc/sparc.c: Fix formatting nits.
8134 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8135 Alexander Monakov <amonakov@ispras.ru>
8137 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8139 2010-01-02 Richard Guenther <rguenther@suse.de>
8142 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8143 (simplify_switch_using_ranges): Mark to be removed edges
8146 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8148 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8150 * collect2.c (scan_libraries): Add missing argument in call to
8153 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8156 * config/alpha/predicates.md (aligned_memory_operand): Return false
8158 (unaligned_memory_operand): Return true for CQImode.
8159 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8160 doesn not cross aligned SImode word boundary.
8162 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8164 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8166 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8167 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8169 2010-01-02 Richard Guenther <rguenther@suse.de>
8172 * toplev.c (compile_file): Emit LTO marker properly. Change
8174 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8176 2010-01-01 Richard Guenther <rguenther@suse.de>
8179 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8181 2010-01-01 Richard Guenther <rguenther@suse.de>
8184 * c-decl.c (grokdeclarator): For zero-size arrays force
8185 structural equality checks as layout_type does.
8187 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8189 * builtins.c: Update copyright to 2010.
8191 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8194 * lto-streamer-out.c (produce_asm): Revert the last change.
8195 (copy_function): Likewise.
8197 * lto-streamer.c (lto_get_section_name): Skip any leading
8200 2010-01-01 Richard Guenther <rguenther@suse.de>
8203 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8207 Copyright (C) 2010 Free Software Foundation, Inc.
8209 Copying and distribution of this file, with or without modification,
8210 are permitted in any medium without royalty provided the copyright
8211 notice and this notice are preserved.