1 2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3 * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to
6 * gengtype.h (erro_at_line): Constify pos argument.
8 * gengtype.c: Include hashtab.h.
9 (enum gc_used): Document GC_MAYBE_POINTED_TO.
10 (error_at_line): Constify pos argument.
11 (do_typedef): Initialize p->opt field.
12 (get_file_gtfilename): Fix comment typo.
13 (struct walk_type_data): Constify line field.
14 (get_output_file_for_structure): New function.
15 (write_local_func_for_structure): Constify orig_s argument.
16 Use get_output_file_for_structure.
17 (write_func_for_structure): Use get_output_file_for_structure.
19 (dump_pair, dump_type, dump_type_list, dump_typekind)
20 (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
21 (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
23 (seen_types): New variable.
24 (main): New variable do_dump. Process "-d" command line option.
25 Call dump_everything if dump requested.
27 2010-05-05 Jakub Jelinek <jakub@redhat.com>
29 * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
30 in a temporary instead of invoking the macro multiple times.
31 (track_expr_p): Likewise.
33 2010-05-04 Neil Vachharajani <nvachhar@google.com>
35 * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
37 * opts.c (decode_options): Enable -Werror=coverage-mismatch.
38 * coverage.c (get_coverage_counts): Always emit a warning. Adjust
39 conditions for printing notes.
40 * common.opt (-Wcoverage-mismatch): Allow negative, default to
41 true, update documentation.
42 * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
44 2010-05-04 Jakub Jelinek <jakub@redhat.com>
47 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
50 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386.md (sse_prologue_save): Add clobber CC
55 (*sse_prologue_save_insn1): Likewise.
56 (SSE prologue save splitter): Likewise.
58 2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
60 * tree.c (free_lang_data_in_one_sizepos): New inline function.
61 (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
62 types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
63 (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
64 all decls. Call it on DECL_FIELD_OFFSET of fields.
65 (find_decls_types_r): Follow DECL_VALUE_EXPR.
66 (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
68 2010-05-04 Martin Jambor <mjambor@suse.cz>
70 * tree-sra.c (build_access_from_expr_1): The first parameter type
71 changed to simple tree.
72 (build_access_from_expr): Likewise, gsi parameter was eliminated.
73 (scan_assign_result): Renamed to assignment_mod_result, enum elements
75 (build_accesses_from_assign): Removed all parameters except for a
76 simple gimple statement. Now returns a simple bool.
77 (scan_function): All non-analysis parts moved to separate functions
78 sra_modify_function_body and ipa_sra_modify_function_body. Removed all
79 parameters and updated both callers.
80 (sra_modify_expr): Removed parameter data.
81 (sra_modify_function_body): New function.
82 (perform_intra_sra): Call sra_modify_function_body to modify the
84 (replace_removed_params_ssa_names): Parameter data changed into
86 (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and
87 changed the parameter dont_convert to convert with the opposite
89 (sra_ipa_modify_assign): Parameter data changed into adjustments
90 vector, return value changed to bool.
91 (ipa_sra_modify_function_body): New function.
92 (sra_ipa_reset_debug_stmts): Updated a comment.
93 (modify_function): Use ipa_sra_modify_function_body to modify function
96 2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
99 * alias.c (true_dependence): Handle the same VALUE in x and mem.
100 (canon_true_dependence): Likewise.
101 (write_dependence_p): Likewise.
103 2010-05-04 Jan Hubicka <jh@suse.cz>
105 * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
106 * cgraphbuild.c: Include ipa-utils.h
107 (record_reference_ctx): New struct.
108 (record_reference): Simplify to work on initializers; not statements.
109 (mark_address, mark_load, mark_store): New.
110 (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
112 (record_references_in_initializer): Update use of record_reference.
113 (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
116 2010-05-04 Jan Hubicka <jh@suse.cz>
118 * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
119 node will be removed anyway.
120 (lto_varpool_replace_node): Allow also unanalyzed nodes;
121 relink aliases of node into prevailing node.
122 * varpool.c (varpool_remove_node): Remove aliases properly;
123 when removing node, remove all its aliases too; remove DECL_INITIAL
124 of removed node; ggc_free the varpool node.
126 2010-05-04 Richard Guenther <rguenther@suse.de>
128 PR tree-optimization/43879
129 * tree-ssa-structalias.c (alias_get_name): Use
130 DECL_ASSEMBLER_NAME if available.
131 (create_function_info_for): Return the varinfo node.
132 (ipa_pta_execute): Associate same-body aliases and extra names
133 with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME.
135 2010-05-04 Kaz Kojima <kkojima@gcc.gnu.org>
137 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove
140 2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
143 * ira-color.c (assign_hard_reg): Declare rclass and add_cost
144 only if HONOR_REG_ALLOC_ORDER is not defined.
146 2010-05-04 Richard Guenther <rguenther@suse.de>
148 PR tree-optimization/43949
149 * tree-vrp.c (extract_range_from_binary_expr): Only handle
152 2010-04-26 Jason Merrill <jason@redhat.com>
154 * c.opt (-fstrict-enums): New.
155 * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
157 2010-05-03 David Ung <davidu@mips.com>
158 James E. Wilson <wilson@codesourcery.com>
160 * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
161 emit the trap instruction before the divide for TUNE_74K.
163 2010-05-03 Steven Bosscher <steven@gcc.gnu.org>
165 * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
166 (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
167 based on the above, for new target hook.
169 * hooks.c (hook_bool_mode_true): New generic hook.
170 * hooks.h (hook_bool_mode_true): Add prototype.
172 * target.h (struct gcc_target): Add small_register_classes_for_mode_p
174 * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
175 target hook, set to hook_bool_mode_false.
176 * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
177 * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
178 with targetm.small_register_classes_for_mode_p.
179 (find_reusable_reload): Likewise.
180 (combine_reloads): Likewise.
181 * reload1.c (reload_as_needed): Likewise.
182 * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
183 * ifcvt.c (noce_process_if_block, check_cond_move_block,
184 dead_or_predicable): Likewise.
185 * regmove.c (optimize_reg_copy_1): Likewise.
186 * calls.c (prepare_call_address): Likewise.
187 (precompute_register_parameters): Likewise.
189 * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
191 * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
192 implementation of the hook that considers all register classes
193 small except for SH64.
194 (sh_override_options): Use the new hook.
195 * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
198 * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
200 * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
201 implementation of the hook that considers all register classes
203 * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
206 * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
208 * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
209 implementation of the hook that considers all register classes
211 * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
214 * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
216 * config/m32c/m32c.h: Likewise.
217 * config/pdp11/pdp11.h: Likewise.
218 * config/avr/avr.h: Likewise.
219 * config/xtensa/xtensa.h: Likewise.
220 * config/m68hc11/m68hc11.h: Likewise.
221 * config/mn10300/mn10300.h: Likewise.
222 * config/mcore/mcore.h: Likewise.
223 * config/h8300/h8300.h: Likewise.
224 * config/bfin/bfin.h: Likewise.
226 * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
227 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
229 2010-05-03 Anatoly Sokolov <aesok@post.ru>
231 * double-int.h (tree_to_double_int): Remove macro.
232 (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
233 * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
234 (tree_to_double_int): New function.
235 * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
237 * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
239 2010-05-03 Richard Guenther <rguenther@suse.de>
241 PR tree-optimization/43971
242 * tree-ssa-structalias.c (get_constraint_for_1): Fix
243 constraints in the !flag_delete_null_pointer_checks case.
245 2010-05-03 Jakub Jelinek <jakub@redhat.com>
248 * config/i386/i386.c (ix86_delegitimize_address): Make sure the
249 result mode matches original rtl mode.
251 2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
254 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
256 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
258 * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
259 when processing flag options.
261 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
263 * gcov-iov.c (main): Change format string placeholder
264 from %#08x to 0x%08x.
265 * genchecksum.c (dosum): Change format string placeholder
266 from %#02x to 0x%02x.
268 2010-05-02 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/43879
271 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
273 2010-05-02 Bruno Haible <bruno@clisp.org>
275 * doc/extend.texi (Function Attributes): Fix a typo.
277 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
280 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
281 placeholder from 0x%x to %#x.
282 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
283 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
284 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
285 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
286 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
287 * config/i386/i386.c (ix86_target_string): Ditto.
288 * config/i386/i386.c (output_pic_addr_const): Ditto.
289 (print_operand): Ditto.
291 2010-05-02 Uros Bizjak <ubizjak@gmail.com>
293 * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
294 placeholder from 0x%x to %#x.
295 (ASM_OUTPUT_DEBUG_DATA1): Ditto.
296 (ASM_OUTPUT_DEBUG_DATA4): Ditto.
297 (ASM_OUTPUT_DEBUG_DATA): Ditto.
298 (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
299 (ASM_OUTPUT_DEBUG_DATA8): Ditto.
300 * optc-gen.awk: Ditto.
301 * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
302 (HOST_WIDE_INT_PRINT_HEX): Ditto.
303 (HOST_WIDEST_INT_PRINT_HEX): Ditto.
304 (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
306 2010-05-01 Anatoly Sokolov <aesok@post.ru>
308 * target.h (struct calls): Add function_value_regno_p field.
309 * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
310 (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
311 * targhooks.c (default_function_value_regno_p): New function.
312 * targhooks.h (default_function_value_regno_p): Declare function.
313 * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
314 * builtins.c. (apply_result_size): (Ditto.).
315 * combine.c. (likely_spilled_retval_p): (Ditto.).
316 * mode-switching.c. Include 'target.h'.
317 (create_pre_exit): Use function_value_regno_p hook.
318 * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
319 * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
320 TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
322 * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
323 * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
324 (ix86_function_value_regno_p): Declare as static, change argument
325 type to const unsigned int.
326 * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
328 2010-05-01 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/43949
331 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
333 (extract_range_from_binary_expr): Handle *_MOD_EXPR.
335 2010-05-01 Anatoly Sokolov <aesok@post.ru>
337 * rtl.h (CONST_DOUBLE_P): Define.
338 (rtx_to_double_int): Declare.
339 * emit-rtl.c (rtx_to_double_int): New function.
340 * dwarf2out.c (insert_double): New function.
341 (loc_descriptor, add_const_value_attribute): Clean up, use
342 rtx_to_double_int and insert_double functions.
344 2010-05-01 Jonathan Wakely <jwakely.gcc@gmail.com>
346 * doc/extend.texi (Inline): Add missing return keyword to examples.
347 (Function Attributes, Variable Attributes, Pragmas): Hyphenate
350 2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
352 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
353 the variable part of the offset as well. Use highest_pow2_factor for
354 all alignment checks.
356 2010-04-30 Richard Guenther <rguenther@suse.de>
358 PR tree-optimization/43879
359 * tree-ssa-structalias.c (type_could_have_pointers): Functions
362 2010-04-30 Jan Hubicka <jh@suse.cz>
364 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
366 (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
368 2010-04-30 Jan Hubicka <jh@suse.cz>
370 * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
372 * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
373 * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
374 (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
375 cgraph_node_set_needs_ltrans_p): Remove.
377 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
379 * sdbout.c: Include vec.h, do not include varray.h.
380 (deferred_global_decls, sdbout_global_decl,
381 sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
382 * toplev.c: Do not include varray.h.
383 (dump_memory_report): Do not dump VARRAY statistics.
384 * gengtype.c (open_base_file): Ignore varray.h.
385 * Makefile.in: Update for abovementioned changes.
386 Remove all traces of varray.c and varray.h.
387 * varray.c: Remove file.
388 * varray.h: Remove file.
390 2010-04-30 Jan Hubicka <jh@suse.cz>
392 * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
395 2010-04-30 Jan Hubicka <jh@suse.cz>
397 * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
400 2010-04-30 Richard Guenther <rguenther@suse.de>
402 * tree-ssa-structalias.c (get_constraint_for_1): Generate
403 constraints for CONSTRUCTOR.
405 2010-04-30 Richard Guenther <rguenther@suse.de>
408 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
409 first after all lowering passes.
411 2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
413 * toplev.c: Include varray.h for statistics dumping.
414 * tree.h: Do not declare varray_head_tag.
415 * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
416 regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
417 c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
418 gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
419 lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
420 tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
421 c-common.c, c-common.h, reg-stack.c, basic-block.h,
422 tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
424 * Makefile.in: Update for abovementioned changes.
426 2010-04-30 Jakub Jelinek <jakub@redhat.com>
429 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
431 2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
433 * config/picochip/picochip.c (picochip_legitimize_address): Define.
434 Use this function to do machine-specific conversion.
435 (picochip_legitimize_reload_address): Likewise.
436 (picochip_legitimate_address_p): Check valid base register only if
438 (picochip_check_conditional_copy): Check for modw only if opnd is
440 * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
441 to call the function in c.
442 * config/picochip/picochip-protos.h
443 (picochip_legitimize_reload_address): Define.
444 * config/picochip/picochip.md (supported_compare1): Define.
446 2010-04-30 Jan Hubicka <jh@suse.cz>
448 * cgraph.h (cgraph_local_info): Remove for_functions_valid.
449 (cgraph_global_info): Remove inlined.
450 (LTO_cgraph_tag_names): Remove.
451 (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
452 * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
453 simplify cgraph tags and document.
454 (lto_output_node): Use only LTO_cgraph_unavail_node and
455 LTO_cgraph_analyzed_node; Do not save analzed, reachable,
456 for_functions_valid, global info, process and output flags.
457 (input_overwrite_node): Initialize estimated stack size and
458 estimated growth. Do not read flags we no longer store.
459 (input_node): Likewise do not read info no longer stored.
460 * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
463 2010-04-30 Richard Guenther <rguenther@suse.de>
465 PR tree-optimization/43879
466 * tree-ssa-structalias.c (get_constraint_for_1): Properly
467 handle non-zero initializers.
469 2010-04-30 Richard Guenther <rguenther@suse.de>
471 * builtins.c (fold_builtin_1): Delete free (0).
473 2010-04-29 Jan Hubicka <jh@suse.cz>
475 * gengtype.c (open_base_files): Add lto-streamer.h
476 * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
477 (pass_ipa_cp): GGC collect.
478 * toplev. (compile_file): Do not output symbols.
479 * ipa-inline.c (pass_ipa_inline): Add ggc collect.
480 * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
481 TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
482 * lto-section-in.c: Include ggc.h
483 (lto_new_in_decl_state): Alloc in GGC.
484 (lto_delete_in_decl_state): Likewise.
485 * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
488 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
491 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
492 ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed.
493 (HONOR_REG_ALLOC_ORDER): Describe new macro.
494 * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
495 * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
496 account only if HONOR_REG_ALLOC_ORDER is not defined.
497 * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
498 * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
500 2010-04-29 Jon Grant <04@jguk.org>
502 * collect2.c (vflag): Change type from int to bool.
504 (helpflag): New global bool.
505 (main): Set vflag and debug with boolean, not integer truth values.
506 Accept new "--help" option and output usage text if found.
507 * collect2.h (vflag): Update prototype.
510 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
513 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
515 2010-04-29 Richard Guenther <rguenther@suse.de>
518 * plugin.h (invoke_plugin_callbacks): Annotate arguments
519 with ATTRIBUTE_UNUSED.
521 2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
524 * config/i386/i386.c (get_some_local_dynamic_name): Replace
525 INSN_P with NONDEBUG_INSN_P.
526 (distance_non_agu_define): Likewise.
527 (distance_agu_use): Likewise.
529 2010-04-29 Bernd Schmidt <bernds@codesourcery.com>
531 From Dominique d'Humieres <dominiq@lps.ens.fr>
533 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
536 2010-04-29 Brian Hackett <bhackett1024@gmail.com>
538 * plugin.h (invoke_plugin_callbacks): New inline function.
539 * plugin.c (flag_plugin_added): New global flag.
540 (add_new_plugin): Initialize above flag.
541 (invoke_plugin_callbacks): Rename to ...
542 (invoke_plugin_callbacks_full): ... this.
544 2010-04-28 Jan Hubicka <jh@suse.cz>
546 * lto-symtab.c (lto_symtab_entry_def) Add vnode.
547 (lto_varpool_replace_node): New.
548 (lto_symtab_resolve_symbols): Resolve varpool nodes.
549 (lto_symtab_merge_decls_1): Prefer decls with varpool node.
550 (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
551 * cgraph.h (varpool_node_ptr): New type.
552 (varpool_node_ptr): New vector.
553 (varpool_node_set_def): New structure.
554 (varpool_node_set): New type.
555 (varpool_node_set): New vector.
556 (varpool_node_set_element_def): New structure.
557 (varpool_node_set_element, const_varpool_node_set_element): New types.
558 (varpool_node_set_iterator): New type.
559 (varpool_node): Add prev pointers, add used_from_other_partition,
561 (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
562 varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
563 varpool_get_node, varpool_remove_node): Declare.
564 (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
565 varpool_node_set_size): New inlines.
566 * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
567 * tree-pass.h (varpool_node_set_def): Forward declare.
568 (ipa_opt_pass_d): Summary writting takes vnode sets too.
569 (ipa_write_optimization_summaries): Update prototype.
570 * ipa-cp.c (ipcp_write_summary): Update.
571 * ipa-reference.c (ipa_reference_write_summary): Update.
572 * lto-cgraph.c (lto_output_varpool_node): New static function.
573 (output_varpool): New function.
574 (input_varpool_node): New static function.
575 (input_varpool_1): New function.
576 (input_cgraph): Input varpool.
577 * ipa-pure-const.c (pure_const_write_summary): Update.
578 * lto-streamer-out.c (lto_output): Update, output varpool too.
579 (write_global_stream): Kill WPA hack.
580 (produce_asm_for_decls): Update.
581 (output_alias_pair_p): Handle variables.
582 (output_unreferenced_globals): Output only needed partition of varpool.
583 * ipa-inline.c (inline_write_summary): Update.
584 * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
586 * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
587 * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
588 varpool_node_set_new, varpool_node_set_add,
589 varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
590 debug_varpool_node_set): New functions.
591 * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
592 (execute_one_pass): Process new decls too.
593 (ipa_write_summaries_2): Pass around vsets.
594 (ipa_write_summaries_1): Likewise.
595 (ipa_write_summaries): Build vset; be more selective about cgraph nodes
597 (ipa_write_optimization_summaries_1): Pass around vsets.
598 (ipa_write_optimization_summaries): Likewise.
599 * varpool.c (varpool_get_node): New.
600 (varpool_node): Update doubly linked lists.
601 (varpool_remove_node): New.
602 (dump_varpool_node): More dumping.
603 (varpool_enqueue_needed_node): Update doubly linked lists.
604 (decide_is_variable_needed): Kill ltrans hack.
605 (varpool_finalize_decl): Kill lto hack.
606 (varpool_assemble_decl): Skip decls in other partitions.
607 (varpool_assemble_pending_decls): Update doubly linkes lists.
608 (varpool_empty_needed_queue): Likewise.
609 (varpool_extra_name_alias): Likewise.
610 * lto-streamer.c (lto_get_section_name): Add vars section.
611 * lto-streamer.h (lto_section_type): Update.
612 (output_varpool, input_varpool): Declare.
614 2010-04-28 Mike Stump <mikestump@comcast.net>
616 * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
618 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
620 * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
621 record or union type with RECORD_OR_UNION_TYPE_P predicate.
622 (lto_input_ts_type_tree_pointers): Likewise.
623 * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
624 (lto_output_ts_type_tree_pointers): Likewise.
626 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
628 Uniquization of constants at the Tree level
629 * tree.h (DECL_IN_CONSTANT_POOL): New macro.
630 (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
632 (tree_output_constant_def): Declare.
633 * gimplify.c (gimplify_init_constructor): When using block copy, first
634 uniquize the constant constructor on the RHS.
635 * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
636 DECL_IN_CONSTANT_POOL flag.
637 * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
638 * varasm.c (make_decl_rtl): Deal with variables belonging to the global
640 (assemble_variable): Deal with symbols belonging to the tree constant
642 (get_constant_section): Add ALIGN parameter and simplify.
643 (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
644 (assemble_constant_contents): Use the expression of the VAR_DECL.
645 (output_constant_def_contents): Use the alignment of the VAR_DECL.
646 (tree_output_constant_def): New global function.
647 (mark_constant): Use the expression of the VAR_DECL.
648 (place_block_symbol): Use the alignment of the VAR_DECL and the size of
650 (output_object_block): Likewise and assemble the expression.
652 2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
654 * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
655 hash_tree, eq_tree): New tree hash table.
656 (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
657 [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
658 lto_orig_address_remove): Reimplement.
660 2010-04-28 Xinliang David Li <davidxl@google.com>
663 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
664 (compute_uninit_opnds_pos): New function.
665 (is_non_loop_exit_postdominating): New function.
666 (compute_control_dep_chain): New function.
667 (find_pdom): New function.
668 (convert_control_dep_chain_into_preds): New function.
669 (find_predicates): New function.
670 (find_control_equiv_block): New function.
671 (collect_phi_def_edges): New function.
672 (find_def_preds): New function.
673 (find_dom): New function.
674 (dump_predicates): New function.
675 (get_cmp_code): New function.
676 (is_value_included_in): New function.
677 (find_matching_predicate_in_rest_chains): New function.
678 (use_pred_not_overlap_with_undef_path_pred): New function.
679 (is_use_properly_guarded): New function.
680 (normalize_cond_1): New function.
681 (is_and_or_or): New function.
682 (normalize_cond): New function.
683 (is_gcond_subset_of): New function.
684 (is_subset_of_any): New function.
685 (is_or_set_subset_of): New function.
686 (is_and_set_subset_of): New function.
687 (is_norm_cond_subset_of): New function.
688 (is_pred_expr_subset_of): New function.
689 (is_pred_chain_subset_of): New function.
690 (is_included_in): New function.
691 (is_superset_of): New function.
692 (find_uninit_use): New function.
693 (warn_uninitialized_phi): New function.
694 (compute_possibly_undefined_names): New function.
695 (ssa_undefined_value_p): New function.
696 (execute_late_warn_uninitialized): New function.
697 * tree-ssa.c (ssa_undefined_value_p): Removed.
698 (warn_uninit): Changed to extern.
699 (warn_uninitialized_phi): Removed.
700 (warn_uninitialized_vars): Changed to extern.
701 (execute_late_warn_uninitialized): Removed
702 * tree-flow.h: Add new prototypes.
703 * timevar.def: Add new time variable.
704 * Makefile.in: Add new build file.
706 2010-04-28 Uros Bizjak <ubizjak@gmail.com>
708 * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
711 2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
714 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
716 2010-04-28 Martin Jambor <mjambor@suse.cz>
718 * cgraph.h (struct cgraph_node): New field indirect_calls.
719 (struct cgraph_indirect_call_info): New type.
720 (struct cgraph_edge): Removed field indirect_call. New fields
721 indirect_info, indirect_inlining_edge and indirect_unknown_callee.
722 (cgraph_create_indirect_edge): Declare.
723 (cgraph_make_edge_direct): Likewise.
724 (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
725 * ipa-prop.h (struct ipa_param_call_note): Removed.
726 (struct ipa_node_params): Removed field param_calls.
727 (ipa_create_all_structures_for_iinln): Declare.
728 * cgraph.c: Described indirect edges and uids in initial comment.
729 (cgraph_add_edge_to_call_site_hash): New function.
730 (cgraph_edge): Search also among the indirect edges, use
731 cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
732 (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
733 one, use cgraph_add_edge_to_call_site_hash to add edges to the call
735 (initialize_inline_failed): Assign a reason to indirect edges.
736 (cgraph_create_edge_1): New function.
737 (cgraph_create_edge): Moved some functionality to
738 cgraph_create_edge_1.
739 (cgraph_create_indirect_edge): New function.
740 (cgraph_edge_remove_callee): Add an assert checking for
742 (cgraph_edge_remove_caller): Special-case indirect edges.
743 (cgraph_remove_edge): Likewise.
744 (cgraph_set_edge_callee): New function.
745 (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
746 (cgraph_make_edge_direct): New function.
747 (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
748 the declaration of the call statement matches.
749 (cgraph_node_remove_callees): Special-case indirect edges.
750 (cgraph_clone_edge): Likewise.
751 (cgraph_clone_node): Clone also the indirect edges.
752 (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
753 indirect_call, dump count of indirect_calls edges.
754 * ipa-prop.c (iinlining_processed_edges): New variable.
755 (ipa_note_param_call): Create indirect edges instead of
756 creating notes. New parameter node.
757 (ipa_analyze_call_uses): New parameter node, pass it on to
759 (ipa_analyze_stmt_uses): Likewise.
760 (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
761 (print_edge_addition_message): Work on edges rather than on notes.
762 (update_call_notes_after_inlining): Likewise, renamed to
763 update_indirect_edges_after_inlining.
764 (ipa_create_all_structures_for_iinln): New function.
765 (ipa_free_node_params_substructures): Do not free notes.
766 (ipa_edge_duplication_hook): Propagate bits within
767 iinlining_processed_edges bitmap.
768 (ipa_node_duplication_hook): Do not duplicate notes.
769 (free_all_ipa_structures_after_ipa_cp): Renamed to
770 ipa_free_all_structures_after_ipa_cp.
771 (free_all_ipa_structures_after_iinln): Renamed to
772 ipa_free_all_structures_after_iinln.g
773 (ipa_write_param_call_note): Removed.
774 (ipa_read_param_call_note): Removed.
775 (ipa_write_indirect_edge_info): New function.
776 (ipa_read_indirect_edge_info): Likewise.
777 (ipa_write_node_info): Do not stream notes, do stream information
779 (ipa_read_node_info): Likewise.
780 (lto_ipa_fixup_call_notes): Removed.
781 * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
782 * ipa-inline.c (pass_ipa_inline): Likewise.
783 * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
784 * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
785 * tree-inline.c (copy_bb): Removed an unnecessary double check for
787 * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
789 * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
790 (output_cgraph): Stream also indirect edges.
791 (lto_output_edge): Added capability to stream indirect edges.
792 (input_edge): Likewise.
793 (input_cgraph_1): Likewise.
794 * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
797 2010-04-28 Richard Guenther <rguenther@suse.de>
799 PR tree-optimization/43879
800 PR tree-optimization/43909
801 * tree-ssa-structalias.c (struct variable_info): Add
802 only_restrict_pointers flag.
803 (new_var_info): Initialize it. Increment stats.total_vars here.
804 (create_function_info_for): Do not increment stats.total_vars
806 (get_function_part_constraint): Fix build with C++.
807 (insert_into_field_list): Remove.
808 (push_fields_onto_fieldstack): Properly merge fields.
809 (create_variable_info_for): Split and simplify.
810 (create_variable_info_for_1): New piece.
811 (intra_create_variable_infos): Properly make restrict constraints
814 2010-04-28 Richard Guenther <rguenther@suse.de>
817 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
819 2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
820 Jan Hubicka <hubicka@ucw.cz>
822 * doc/invoke.texi (-Wsuggest-attribute=const,
823 -Wsuggest-attribute=pure): Document.
824 * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
825 (function_always_visible_to_compiler_p,
826 suggest_attribute, warn_function_pure, warn_function_const):
828 (check_call): Improve debug info.
829 (analyze_function): Do not check availability.
830 (add_new_function): Check availability.
831 (propagate): Output warnings.
832 (skip_function_for_local_pure_const): New function.
833 (local_pure_const): Use it; output warnings.
834 * common.opt (Wsuggest-attribute=const,
835 Wsuggest-attribute=pure): New.
837 2010-04-27 Jakub Jelinek <jakub@redhat.com>
839 * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
840 force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
841 or DW_CFA_def_cfa_offset{,_sf}.
843 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
845 * tree.h: Fix truncated long macros.
847 2010-04-27 Kai Tietz <kai.tietz@onevision.com>
849 * collect2.c (TARGET_64BIT): Redefine to target's default.
851 * config/i386/cygming.h (USER_LABEL_PREFIX): Define
852 dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
853 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
854 for underscoring __USER_LABEL_PREFIX__.
855 * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
856 (SUB_LINK_ENTRY32): New.
857 (SUB_LINK_ENTRY64): New.
858 (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
859 * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
860 (SUB_LINK_ENTRY64): New.
861 (SUB_LINK_ENTRY): New.
862 (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
863 (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
864 x64 target is choosen.
865 * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
866 * configure: Regenerated.
867 * configure.ac (leading-mingw64-underscores): Option added.
869 2010-04-27 Jan Hubicka <jh@suse.cz>
871 * doc/invoke.texi (-fipa-profile): Document.
872 * opts.c (decode_options): Enable ipa-profile at -O1.
873 * timevar.def (TV_IPA_PROFILE): Define.
874 * common.opt (fipa-profile): Add.
875 * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
877 (cgraph_propagate_frequency): Handle only local ones.
878 * tree-pass.h (pass_ipa_profile): Declare.
879 * ipa-profile.c (gate_profile): Use flag_ipa_profile.
880 (pass_ipa_profile): Use TV_IPA_PROFILE.
881 * ipa.c (ipa_profile): New function.
882 (gate_ipa_profile): Likewise.
883 (pass_ipa_profile): New global variable.
884 * passes.c (pass_ipa_profile): New.
886 2010-04-27 Nathan Froyd <froydnj@codesourcery.com>
888 * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
890 2010-04-27 Martin Jambor <mjambor@suse.cz>
893 * ipa.c (dissolve_same_comdat_group_list): New function.
894 (function_and_variable_visibility): Call
895 dissolve_same_comdat_group_list when comdat group contains external or
897 * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
898 lists are circular and that they contain only DECL_ONE_ONLY nodes.
900 2010-04-27 Eric Botcazou <ebotcazou@adacore.com>
902 * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
903 (const_hash_1) <VECTOR_CST>: New case.
904 (compare_constant) <VECTOR_CST>: Likewise.
905 <ADDR_EXPR>: Deal with LABEL_REFs.
906 (copy_constant) <VECTOR_CST>: New case.
908 2010-04-27 Jan Hubicka <jh@suse.cz>
910 * cgraph.c (cgraph_propagate_frequency): New function.
911 * cgraph.h (cgraph_propagate_frequency): Declare.
912 * ipa-inline.c (cgraph_clone_inlined_nodes): Call
913 cgraph_propagate_frequency.
915 2010-04-27 Jakub Jelinek <jakub@redhat.com>
917 * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
919 2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
922 * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
923 (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
924 here to determine which regs to push and how much stack to reserve.
926 2010-04-27 Jie Zhang <jie@codesourcery.com>
928 * doc/gimple.texi (gimple_statement_with_ops): Remove
929 addresses_taken field.
930 (gimple_statement_with_memory_ops): Likewise.
932 2010-04-27 Jan Hubicka <jh@suse.cz>
934 * tree-inline.c (eni_inlining_weights): Remove.
935 (estimate_num_insns): Special case more builtins.
937 2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
940 * c-typeck.c (build_binary_op): Move forward check for comparison
941 pointer with null pointer constant and adjust the diagnostic message.
943 2010-04-27 Dave Korn <dave.korn.cygwin@gmail.com>
946 * configure.ac (gcc_cv_as_section_has_align): Set if installed
947 binutils supports extended .section directive needed by LTO, or
948 warn if older binutils found.
949 (LTO_BINARY_READER): New AC_SUBST'd variable.
950 (LTO_USE_LIBELF): Likewise.
951 * gcc/config.gcc (lto_binary_reader): New target-specific configure
953 * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
954 (LTO_USE_LIBELF): Likewise.
955 * configure: Regenerate.
957 * collect2.c (is_elf): Rename from this ...
958 (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
959 object files in addition to ELF-formatted ones.
960 (scan_prog_file): Caller updated. Also allow for LTO info marker
961 symbol to be prefixed or not by an extra underscore.
963 * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
964 * config/i386/winnt.c: Also #include lto-streamer.h
965 (i386_pe_asm_named_section): Specify 1-byte section alignment for
967 (i386_pe_asm_output_aligned_decl_common): Add comment.
968 (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
970 2010-04-27 Hans-Peter Nilsson <hp@bitrange.com>
973 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
974 Add missing earlyclobber for second alternative.
976 2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
978 * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
979 bits for artificial defs at the top of the block.
980 * fwprop.c (single_def_use_enter_block): Don't call it.
982 2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
985 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
986 instead of "$gcc_cv_objdump -T".
987 Use "-undefined dynamic_lookup" on darwin.
988 * gcc/configure: Regenerate.
990 2010-04-26 Jakub Jelinek <jakub@redhat.com>
993 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
995 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
997 * c-parser.c (struct c_token): Move location field up.
998 * c-tree.h (struct c_typespec): Move expr_const_operands field up.
999 (struct c_declspecs): Convert typespec_word, storage_class, and
1000 default_int_p into bitfields.
1001 (struct c_declarator): Move loc field up.
1003 2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
1005 * cfgloop.h (struct loop): Move can_be_parallel field up.
1006 * ipa-prop.h (struct ip_node_params): Move bitfields up.
1007 * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
1009 (struct iv_cand): Convert pos field into a bitfield.
1010 * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
1012 (struct _stmt_vec_info): Shuffle fields for better packing.
1014 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1016 * varasm.c (IN_NAMED_SECTION): Remove guard.
1017 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
1018 (IN_NAMED_SECTION_P): ...this.
1019 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
1020 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1022 2010-04-26 Eric Botcazou <ebotcazou@adacore.com>
1024 * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
1025 Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead
1026 of shadowing it. Fix comments.
1028 2010-04-26 Jan Hubicka <jh@suse.cz>
1030 * cgraph.c (cgraph_create_node): Set node frequency to normal.
1031 (cgraph_clone_node): Copy function frequency.
1032 * cgraph.h (node_frequency): New enum
1033 (struct cgraph_node): Add.
1034 * final.c (rest_of_clean_state): Update.
1035 * lto-cgraph.c (lto_output_node): Output node frequency.
1036 (input_overwrite_node): Input node frequency.
1037 * tre-ssa-loop-ivopts (computation_cost): Update.
1038 * lto-streamer-out.c (output_function): Do not output function
1040 * predict.c (maybe_hot_frequency_p): Update and handle functions
1042 (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
1044 (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
1045 (compute_function_frequency): Set noreturn functions to be executed
1047 (choose_function_section): Update.
1048 * lto-streamer-in.c (input_function): Do not input function frequency.
1049 * function.c (allocate_struct_function): Do not initialize function
1051 * function.h (function_frequency): Remove.
1052 (struct function): Remove function frequency.
1053 * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
1054 (try_update): Update.
1055 * tree-inline.c (initialize_cfun): Do not update function frequency.
1056 * passes.c (pass_init_dump_file): Update.
1057 * i386.c (ix86_compute_frame_layout): Update.
1058 (ix86_pad_returns): Update.
1060 2010-04-26 Jie Zhang <jie@codesourcery.com>
1062 PR tree-optimization/43833
1063 * tree-vrp.c (range_int_cst_p): New.
1064 (range_int_cst_singleton_p): New.
1065 (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
1066 when both operands are constants. Use range_int_cst_p in
1069 2010-04-26 Jan Hubicka <jh@suse.cz>
1071 * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
1073 2010-04-26 Richard Guenther <rguenther@suse.de>
1076 * gimple.c (gimple_decl_printable_name): Deal gracefully
1077 with a NULL DECL_NAME.
1079 2010-04-26 Richard Guenther <rguenther@suse.de>
1082 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
1083 if emitting debug information and it is either a function
1084 or a namespace decl.
1086 2010-04-26 Ira Rosen <irar@il.ibm.com>
1088 * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
1089 determine if the statement is vectorizable, and a macro to access it.
1090 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1091 Skip statements that can't be vectorized. If the analysis fails,
1092 mark the statement as unvectorizable if vectorizing basic block.
1093 (vect_compute_data_refs_alignment): Likewise.
1094 (vect_verify_datarefs_alignment): Skip statements marked as
1095 unvectorizable. Add print.
1096 (vect_analyze_group_access): Skip statements that can't be
1097 vectorized. If the analysis fails, mark the statement as
1098 unvectorizable if vectorizing basic block.
1099 (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
1100 * tree-vect-stmts.c (vectorizable_store): Fix the number of
1101 generated stmts for SLP.
1102 (new_stmt_vec_info): Initialize the new field.
1103 * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
1104 statements marked as unvectorizable.
1106 2010-04-25 Joseph Myers <joseph@codesourcery.com>
1108 * c-common.c (flag_isoc1x): New.
1109 (flag_isoc99): Update comment.
1110 * c-common.h (flag_isoc1x): New.
1111 (flag_isoc99): Update comment.
1112 * c-cppbuiltin.c (builtin_define_float_constants): Also define
1113 __<type>_DECIMAL_DIG__.
1114 * c-opts.c (set_std_c1x): New.
1115 (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
1116 (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
1117 * c.opt (-std=c1x, -std=gnu1x): New options.
1118 * doc/cpp.texi: Mention -std=c1x.
1119 * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
1120 * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
1121 * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
1122 * doc/standards.texi: Mention C1X.
1123 * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
1124 LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
1125 LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
1128 2010-04-25 Uros Bizjak <ubizjak@gmail.com>
1130 * config/i386/gmon-sol2.c (_mcleanup): Change format string
1131 placeholder from 0x%x to %#x.
1132 * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
1133 * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
1134 * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
1135 * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
1136 * config/i386/i386.c (ix86_target_string): Ditto.
1137 (output_pic_addr_const): Ditto.
1138 (print_operand): Ditto.
1140 2010-04-25 Paolo Bonzini <bonzini@gnu.org>
1142 * combine.c (find_split_point): Add third argument. Use it
1143 to find nested multiply-accumulate instructions. Adjust calls.
1144 (try_combine): Adjust call to find_split_point.
1146 2010-04-24 Gerald Pfeifer <gerald@pfeifer.com>
1148 * doc/contrib.texi (Contributors): Add Dodji Seketeli.
1150 2010-04-24 Bernd Schmidt <bernds@codesourcery.com>
1152 PR tree-optimization/41442
1153 * fold-const.c (merge_truthop_with_opposite_arm): New function.
1154 (fold_binary_loc): Call it.
1156 2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
1158 * toplev.c (general_init): Set default for fdiagnostics-show-option.
1159 * opts.c (common_handle_option): Allow disabling it.
1160 * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
1162 2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
1164 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
1165 between modes if both types are integral.
1167 2010-04-23 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/43572
1170 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
1172 2010-04-23 Richard Guenther <rguenther@suse.de>
1175 * tree-inline.c (tree_can_inline_p): Also check compatibility
1178 2010-04-23 Martin Jambor <mjambor@suse.cz>
1180 PR tree-optimization/43846
1181 * tree-sra.c (struct access): New flag grp_assignment_read.
1182 (build_accesses_from_assign): Set grp_assignment_read.
1183 (sort_and_splice_var_accesses): Propagate grp_assignment_read.
1184 (enum mark_read_status): New type.
1185 (analyze_access_subtree): Propagate grp_assignment_read, create
1186 accesses also if both direct_read and root->grp_assignment_read.
1188 2010-04-23 Martin Jambor <mjambor@suse.cz>
1191 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
1192 function does not have type attributes.
1194 2010-04-23 Richard Guenther <rguenther@suse.de>
1197 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
1200 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1202 * sese.h (create_if_region_on_edge): Remove.
1204 * sese.c (create_if_region_on_edge): Make static.
1206 * tree-inline.c: Do not include ggc.h.
1208 * expr.c: Do not include ggc.h.
1210 * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
1213 2010-04-22 Kaz Kojima <kkojima@gcc.gnu.org>
1216 * config/sh/sh.c (find_barrier): Don't emit a constant pool
1217 in the middle of insns for casesi_worker_2.
1219 2010-04-22 David Edelsohn <edelsohn@gnu.org>
1221 * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
1223 2010-04-22 Ira Rosen <irar@il.ibm.com>
1225 PR tree-optimization/43842
1226 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
1227 loop unrolling in update of exit phis. Fix comment.
1228 * tree-vect-slp.c (vect_analyze_slp): Check that there are at
1229 least two reduction statements in the loop before starting SLP
1232 2010-04-22 Nick Clifton <nickc@redhat.com>
1234 * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
1236 2010-04-22 Alexander Monakov <amonakov@ispras.ru>
1238 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
1241 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1243 * tree-parloops.c (loop_parallel_p): New argument
1244 parloop_obstack. Pass it down.
1245 (parallelize_loops): New variable parloop_obstack. Initialize it,
1246 pass it down, free it.
1248 * tree-loop-linear.c (linear_transform_loops): Pass down
1251 * tree-data-ref.h (lambda_compute_access_matrices): New argument
1252 of type struct obstack *.
1254 * tree-data-ref.c (analyze_subscript_affine_affine): New variable
1255 scratch_obstack. Initialize it, pass down, free it.
1257 * lambda.h (lambda_loop_new): Remove.
1258 (lambda_matrix_new, lambda_matrix_inverse)
1259 (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
1260 argument of type struct obstack *.
1262 * lambda-trans.c (lambda_trans_matrix_new): New argument
1263 lambda_obstack. Pass it down, use obstack allocation for ret.
1264 (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass
1267 * lambda-mat.c (lambda_matrix_get_column)
1268 (lambda_matrix_project_to_null): Remove.
1269 (lambda_matrix_new): New argument lambda_obstack. Use obstack
1271 (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
1274 * lambda-code.c (lambda_loop_new): New function.
1275 (lambda_lattice_new, compute_nest_using_fourier_motzkin)
1276 (lambda_compute_auxillary_space, lambda_compute_target_space)
1277 (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
1278 (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
1279 (build_access_matrix): New argument lambda_obstack. Use obstack
1281 (lambda_compute_step_signs, lambda_compute_access_matrices): New
1282 argument lambda_obstack. Pass it down.
1284 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1286 * optabs.h (expand_widening_mult): Declare.
1288 2010-04-22 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/43845
1291 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
1292 lookup the CALL_EXPR function and arguments.
1294 2010-04-22 Nick Clifton <nickc@redhat.com>
1296 * config/stormy16/stormy16.c
1297 (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
1298 * config/stormy16/stormy16.h: Tidy up formatting.
1299 (DONT_USE_BUILTIN_SETJMP): Remove definition.
1300 * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
1301 (ineqbranchsi): Delete pattern.
1302 * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
1303 * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
1304 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
1305 stormy16-lib2-ucmpsi2.c.
1307 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1309 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
1310 df_simulate_find_noclobber_defs as appropriate. Keep track of an
1311 extra set merge_set_noclobber, and use it to relax the final test
1313 * df.h (df_simulate_find_noclobber_defs): Declare.
1314 * df-problems.c (df_simulate_find_defs): Don't ignore partial or
1316 (df_simulate_find_noclobber_defs): New function.
1318 2010-04-22 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.md: Use {} around multi-line preparation statements.
1322 2010-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1324 * c-tree.h (push_init_level, pop_init_level, set_init_index)
1325 (process_init_element): New argument of type struct obstack *.
1327 * c-typeck.c (push_init_level, pop_init_level, set_designator)
1328 (set_init_index, set_init_label, set_nonincremental_init)
1329 (set_nonincremental_init_from_string, find_init_member)
1330 (output_init_element, output_pending_init_elements)
1331 (process_init_element): New argument braced_init_obstack. Pass it
1333 (push_range_stack, add_pending_init): New argument
1334 braced_init_obstack. Use obstack allocation.
1336 * c-parser.c (c_parser_initelt, c_parser_initval): New argument
1337 braced_init_obstack. Pass it down.
1338 (c_parser_braced_init): New variables ret, braced_init_obstack.
1339 Initialize obstack, pass it down and finally free it.
1341 2010-04-22 Bernd Schmidt <bernds@codesourcery.com>
1344 * tree-pass.h (pass_optimize_widening_mul): Declare.
1345 * tree-ssa-math-opts.c (execute_optimize_widening_mul,
1346 gate_optimize_widening_mul): New static functions.
1347 (pass_optimize_widening_mul): New.
1348 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
1349 <case MULT_EXPR>: Remove support for widening multiplies.
1350 * tree.def (WIDEN_MULT_EXPR): Tweak comment.
1351 * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
1352 simplify_gen_unary rather than directly building extensions.
1353 * tree-cfg.c (verify_gimple_assign_binary): Add tests for
1355 * expmed.c (expand_widening_mult): New function.
1356 * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
1358 2010-04-21 Jan Hubicka <jh@suse.cz>
1360 * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
1361 * lto-section-in.c (lto_section_name): Remove wpa_fixup.
1362 * lto-wpa-fixup.c: Remove.
1363 * Makefile.in (lto-wpa-fixup.o): Remove.
1364 * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
1365 (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
1366 * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
1368 2010-04-21 Jan Hubicka <jh@suse.cz>
1370 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
1371 add write_optimization_summary, read_optimization_summary.
1372 (ipa_write_summaries_of_cgraph_node_set): Remove.
1373 (ipa_write_optimization_summaries): Declare.
1374 (ipa_read_optimization_summaries): Declare.
1375 * ipa-cp.c (pass_ipa_cp): Update.
1376 * ipa-reference.c (pass_ipa_reference): Update.
1377 * ipa-pure-const.c (pass_ipa_pure_const): Update.
1378 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
1380 * ipa-inline.c (pass_ipa_inline): Update.
1381 * ipa.c (pass_ipa_whole_program): Update.
1382 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
1383 * passes.c (ipa_write_summaries_1): Do not test wpa.
1384 (ipa_write_optimization_summaries_1): New.
1385 (ipa_write_optimization_summaries): New.
1386 (ipa_read_summaries): Do not test ltrans.
1387 (ipa_read_optimization_summaries_1): New.
1388 (ipa_read_optimization_summaries): New.
1390 2010-04-21 Jan Hubicka <jh@suse.cz>
1392 * lto-cgraph.c (lto_output_node): Do not output comdat groups
1394 (output_cgraph): Do not arrange comdat groups for boundary nodes.
1396 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1399 * dwarf2out.c (add_name_and_src_coords_attributes): Add
1400 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
1402 2010-04-21 Jan Hubicka <jh@suse.cz>
1404 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
1406 2010-04-21 Jan Hubicka <jh@suse.cz>
1408 * varpool.c (decide_is_variable_needed): Variable is always needed
1411 2010-04-21 Jan Hubicka <jh@suse.cz>
1413 * opts.c (decode_options): Enable pure-const pass for whopr.
1415 2010-04-21 Jan Hubicka <jh@suse.cz>
1417 * cgraph.c (dump_cgraph_node): Dump also assembler name.
1418 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
1420 (cgraph_decide_inlining): Do not expect callee to be removed in all
1423 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
1425 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
1427 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md (x86_shrd): Add athlon_decode and
1430 amdfam10_decode attributes.
1432 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1435 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
1436 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
1437 (lower_copyprivate_clauses): Use private var in outer
1438 context instead of original var. Make sure the types
1439 are correct for VLAs.
1441 2010-04-21 Richard Guenther <rguenther@suse.de>
1443 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
1444 to non-pointer objects.
1446 2010-04-21 Jakub Jelinek <jakub@redhat.com>
1448 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
1449 last chain entry if it starts with the still current label.
1450 (add_location_or_const_value_attribute): Check that
1451 loc_list->first->next is NULL instead of comparing ->first with ->last.
1452 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
1453 to add_var_loc_to_decl.
1455 * dwarf2out.c (output_call_frame_info): For dw_cie_version
1456 >= 4 add also address size and segment size fields into CIE header.
1458 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
1459 long as address size is the same as sizeof (void *) and
1461 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
1462 address size or segment size is unexpected, return DW_EH_PE_omit.
1463 (classify_object_over_fdes): If get_cie_encoding returned
1464 DW_EH_PE_omit, return -1.
1465 (init_object): If classify_object_over_fdes returned -1,
1466 pretend there were no FDEs at all.
1468 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/i386.md (bswap<mode>2): Macroize expander from
1471 bswap{si,di}2 using SWI48 mode iterator.
1472 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
1473 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
1474 set modrm attribute of bswap insn to 0 and remove length attribute.
1475 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
1476 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
1477 set mode attribute to <MODE> and remove length attribute.
1479 2010-04-20 James E. Wilson <wilson@codesourcery.com>
1481 PR rtl-optimization/43520
1482 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
1483 zero available registers.
1485 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1487 * builtins.c (fold_builtin_cproj): Fold more cases.
1489 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1491 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
1492 (fold_builtin_1): Fold builtin cproj.
1493 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
1494 Use ATTR_CONST_NOTHROW_LIST.
1496 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
1498 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
1499 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
1500 ffsi2_no_cmove for !TARGET_CMOVE.
1501 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
1502 (ffssi2): Remove expander.
1503 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
1505 (ctz<mode>2): Ditto from ctz{si,di}2.
1506 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
1508 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
1511 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1513 * dwarf2out.c (AT_linkage_name): Define.
1514 (clone_as_declaration): Handle DW_AT_linkage_name.
1515 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
1516 of DW_AT_MIPS_linkage_name.
1517 (move_linkage_attr): Likewise.
1518 (dwarf2out_finish): Likewise.
1520 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
1523 * fold-const.c (fold_comparison): New folding rule.
1525 2010-04-20 Anatoly Sokolov <aesok@post.ru>
1527 * double-int.h (double_int_setbit): Declare.
1528 * double-int.c (double_int_setbit): New function.
1529 * rtl.h (immed_double_int_const): Declare.
1530 * emit-rtl.c (immed_double_int_const): New function.
1531 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
1532 and immed_double_int_const functions.
1533 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
1534 expand_copysign_bit): (Ditto.).
1535 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
1536 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
1537 * dojump.c (prefer_and_bit_test): (Ditto.).
1538 * expr.c (convert_modes, reduce_to_bit_field_precision,
1539 const_vector_from_tree): (Ditto.).
1540 * expmed.c (mask_rtx, lshift_value): (Ditto.).
1542 2010-04-20 Jan Hubicka <jh@suse.cz>
1544 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
1545 (dump_cgraph_node): Dump new flags.
1546 * cgraph.h (struct cgraph_node): Add flags
1547 reachable_from_other_partition and in_other_partition.
1548 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
1549 other partition can not be removed.
1550 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
1551 the other partition must be output; silence sanity checking on
1552 leaking functions bodies from other paritition.
1553 * lto-cgraph.c (reachable_from_other_partition_p): New function.
1554 (lto_output_node): Output new flags; do not sanity check that inline
1555 clones are output; drop lto_forced_extern_inline_p code; do not mock
1556 visibility flags at partition boundaries.
1557 (add_node_to): New function.
1558 (output_cgraph): Use it to sort functions so masters appear before
1560 (input_overwrite_node): Input new flags.
1561 * passes.c (ipa_write_summaries): Do not call
1562 lto_new_extern_inline_states.
1563 * lto-section-out.c (forced_extern_inline,
1564 lto_new_extern_inline_states lto_delete_extern_inline_states,
1565 lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
1566 * lto-streamer.h (lto_new_extern_inline_states,
1567 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
1568 lto_forced_extern_inline_p): Kill.
1570 2010-04-20 Richard Guenther <rguenther@suse.de>
1572 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
1573 from vars that can have pointers.
1574 (process_constraint): Dump useless constraints.
1576 2010-04-20 Richard Guenther <rguenther@suse.de>
1578 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
1579 (dump_sa_points_to_info): Remove asserts.
1580 (init_base_vars): nothing_id isn't an escape point nor does it
1583 2010-04-20 Jakub Jelinek <jakub@redhat.com>
1585 * tree.h (TYPE_REF_IS_RVALUE): Define.
1586 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
1587 should_move_die_to_comdat, prune_unused_types_walk): Handle
1588 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
1589 (modified_type_die, gen_reference_type_die): Emit
1590 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
1591 if TYPE_REF_IS_RVALUE and -gdwarf-4.
1593 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1596 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
1597 calls for -fpic -m31 if they have been sibcall optimized.
1599 2010-04-19 James E. Wilson <wilson@codesourcery.com>
1601 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
1602 ar.lc fixed and call-used.
1604 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
1606 2010-04-19 Jan Hubicka <jh@suse.cz>
1608 * opts.c (decode_options): Disable whpr incompatible passes.
1609 * lto/lto.c (lto_1_to_1_map): Skip clones.
1610 (read_cgraph_and_symbols): Do not mark everything as needed.
1611 (do_whole_program_analysis): Do map only after optimizing;
1612 set proper cgraph_state; use passmanager.
1614 2010-04-19 DJ Delorie <dj@redhat.com>
1616 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
1617 POINTER_PLUS_EXPR and fix them.
1619 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
1621 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
1622 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
1623 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
1624 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
1625 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
1626 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
1627 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
1628 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
1629 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
1630 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
1631 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
1633 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
1635 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
1636 (check_cond_move_block): Likewise.
1637 (cond_move_process_if_block): Likewise.
1638 (noce_find_if_block): Improve formatting.
1639 (find_if_header): Pass 0 to memset and tweak conditions.
1640 (cond_exec_find_if_block): Fix long lines and tweak conditions.
1642 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1644 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
1648 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
1649 with non-local decl doesn't need chain.
1651 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
1653 * ira-color.c (allocno_reload_assign): Avoid accumulating
1654 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
1656 2010-04-19 Martin Jambor <mjambor@suse.cz>
1658 * gimple.h (create_tmp_reg): Declare.
1659 * gimplify.c (create_tmp_reg): New function.
1660 (gimplify_return_expr): Use create_tmp_reg.
1661 (gimplify_omp_atomic): Likewise.
1662 (gimple_regimplify_operands): Likewise.
1663 * tree-dfa.c (make_rename_temp): Likewise.
1664 * tree-predcom.c (predcom_tmp_var): Likewise.
1665 (reassociate_to_the_same_stmt): Likewise.
1666 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
1667 (get_replaced_param_substitute): Likewise.
1668 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1669 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
1670 * tree-ssa-pre.c (get_representative_for): Likewise.
1671 (create_expression_by_pieces): Likewise.
1672 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
1673 (create_tailcall_accumulator): Likewise.
1675 2010-04-19 Martin Jambor <mjambor@suse.cz>
1677 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
1679 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
1681 2010-04-19 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/43796
1684 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
1685 from SCEV in the lattice.
1686 (vrp_visit_phi_node): Dump change.
1688 2010-04-19 Richard Guenther <rguenther@suse.de>
1690 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
1691 * configure: Re-generated.
1693 2010-04-19 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/43783
1696 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
1697 constant ARRAY_REF operands two and three if possible.
1699 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
1704 2010-04-19 Jie Zhang <jie@codesourcery.com>
1707 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
1709 2010-04-19 Ira Rosen <irar@il.ibm.com>
1711 PR tree-optimization/37027
1712 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
1713 and macro to access it.
1714 (vectorizable_reduction): Add argument.
1715 (vect_get_slp_defs): Likewise.
1716 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
1717 statements for possible use in SLP.
1718 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
1719 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
1720 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
1722 (vectorizable_reduction): Likewise.
1723 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
1725 (vectorizable_type_demotion, vectorizable_type_promotion,
1726 vectorizable_store): Likewise.
1727 (vect_analyze_stmt): Update call to vectorizable_reduction.
1728 (vect_transform_stmt): Likewise.
1729 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
1730 (vect_build_slp_tree): Fix indentation. Check that there are no loads
1731 from different interleaving chains in same node.
1732 (vect_slp_rearrange_stmts): New function.
1733 (vect_supported_load_permutation_p): Allow load permutations for
1734 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
1735 inside SLP nodes if necessary.
1736 (vect_analyze_slp_instance): Handle reductions.
1737 (vect_analyze_slp): Try to build SLP instances originating from groups
1739 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
1740 (vect_get_constant_vectors): Create initial vectors for reductions
1741 according to reduction code. Add new argument.
1742 (vect_get_slp_defs): Add new argument, pass it to
1743 vect_get_constant_vectors.
1744 (vect_schedule_slp_instance): Remove SLP tree root statements.
1746 2010-04-19 Jakub Jelinek <jakub@redhat.com>
1748 * tree.h (ENUM_IS_SCOPED): Define.
1749 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
1750 for ENUM_IS_SCOPED enums.
1752 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
1754 * fold-const.c (fold_comparison): Use ssizetype.
1755 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
1756 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
1757 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
1758 * tree-object-size.c (compute_object_sizes): Use size_type_node.
1760 * tree.h (initialize_sizetypes): Remove parameter.
1761 (build_common_tree_nodes): Remove second parameter.
1762 * stor-layout.c (initialize_sizetypes): Remove parameter.
1763 Always create an unsigned type.
1764 (set_sizetype): Assert that the passed type is unsigned and simplify.
1765 * tree.c (build_common_tree_nodes): Remove second parameter.
1766 Adjust call to initialize_sizetypes.
1767 * c-decl.c (c_init_decl_processing): Remove second argument in call to
1768 build_common_tree_nodes.
1770 2010-04-18 Matthias Klose <doko@ubuntu.com>
1772 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
1774 2010-04-18 Ira Rosen <irar@il.ibm.com>
1776 PR tree-optimization/43771
1777 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
1778 load permutation doesn't have gaps.
1780 2010-04-18 Jan Hubicka <jh@suse.cz>
1782 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
1783 (sse_prologue_save_insn expander): Use new pattern.
1784 (sse_prologue_save_insn1): New pattern and splitter.
1785 (sse_prologue_save_insn): Update to deal also with 64bit aligned
1787 * i386.c (setup_incoming_varargs_64): Do not compute jump
1789 (ix86_gimplify_va_arg): Update alignment needed.
1790 (ix86_local_alignment): Do not align all local arrays to 128bit.
1792 2010-04-17 Jan Hubicka <jh@suse.cz>
1794 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
1796 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1798 * arm.md (negdi2): Remove redundant code to force values into a
1801 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1803 * arm/bpabi.S: Add EABI alignment attributes to objects.
1804 * arm/bpabi-v6m.S: Likewise.
1805 * arm/crti.asm: Likewise.
1806 * arm/crtn.asm: Likewise.
1807 * arm/lib1funcs.asm: Likewise.
1808 * arm/libunwind.S: Likewise.
1810 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
1812 * arm-protos.h (tune_params): New structure.
1813 * arm.c (current_tune): New variable.
1814 (arm_constant_limit): Delete.
1815 (struct processors): Add pointer to the tune parameters.
1816 (arm_slowmul_tune): New tuning option.
1817 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
1818 (all_cores): Adjust to pick up the tuning model.
1819 (arm_constant_limit): New function.
1820 (arm_override_options): Select the appropriate tuning model. Delete
1821 initialization of arm_const_limit.
1822 (arm_split_constant): Use the new constant-limit model.
1823 (arm_rtx_costs): Pick up the current tuning model.
1824 * arm.md (is_strongarm, is_xscale): Delete.
1825 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
1826 for Xscale variant architectures.
1827 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
1829 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1831 * config/arm/arm.c (arm_gen_constant): Remove unused variable
1833 (arm_rtx_costs_1): Remove unused variable extra_cost.
1834 (arm_unwind_emit_set): Use variable offset.
1835 (thumb1_output_casesi): Remove unused variable flags.
1837 2010-04-16 Jeff Law <law@redhat.com>
1839 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
1840 needing assignment rather than doing a two-phase assignment. Remove
1841 unused variable 'm'.
1843 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1846 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
1848 2010-04-16 Doug Kwan <dougkwan@google.com>
1850 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
1851 (next_operand_entry_id): New static variable.
1852 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
1853 (add_to_ops_vec): Assigned unique ID to operand entry.
1854 (struct oecount_s): New field ID.
1855 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
1856 (undistribute_ops_list): Assign unique IDs to oecounts.
1857 (init_reassoc): reset next_operand_entry_id.
1859 2010-04-16 Doug Kwan <dougkwan@google.com>
1861 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
1862 missing left parenthesis.
1864 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
1867 *btdi_rex64 using SWI48 mode iterator.
1868 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
1869 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
1870 *jcc_btdi_mask_rex64.
1872 2010-04-16 Anatoly Sokolov <aesok@post.ru>
1874 * double-int.h (tree_to_double_int): Convert to macro.
1875 * double-int.c (tree_to_double_int): Remove.
1877 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1880 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
1881 with want_address 2 and in case a single element list might be
1882 possible, call it again with want_address 0.
1884 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1886 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
1887 case 'W' print operands for HI mode.
1888 * config/h8300/h8300.h (Y0, Y2) : New constraints.
1889 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
1890 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
1891 * config/h8300/predicate.md (bit_register_indirect_operand): New.
1893 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
1895 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
1896 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
1897 #xx:3 and #xx:4 mode.
1899 * config/h8300/h8300.md (inverted load with HImode dest): Add
1900 support for H8300SX.
1902 * config/h8300/predicate.md (bit_operand): Allow immediate values that
1903 satisfy 'U' constraint.
1905 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1907 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
1908 * configure: Regenerate.
1909 * config.in: Regenerate.
1910 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
1913 2010-04-16 Richard Guenther <rguenther@suse.de>
1915 * tree.h (struct tree_decl_minimal): Move pt_uid ...
1916 (struct tree_decl_common): ... here.
1917 (DECL_PT_UID): Adjust.
1918 (SET_DECL_PT_UID): Likewise.
1919 (DECL_PT_UID_SET_P): Likewise.
1921 2010-04-16 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/43572
1924 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
1925 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
1926 * tree-flow.h (is_call_clobbered): Remove.
1927 * tree-flow-inline.h (is_call_clobbered): Likewise.
1928 * tree-dfa.c (dump_variable): Do not dump call clobber state.
1929 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
1930 (execute_return_slot_opt): Adjust.
1931 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
1932 check for call clobbered vars here.
1933 (find_tail_calls): Move tailcall verification to the
1936 2010-04-16 Diego Novillo <dnovillo@google.com>
1938 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
1940 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1943 * config/arm/arm.md (cbranchqi4): New pattern.
1944 * config/arm/predicates.md (const0_operand,
1945 cbranchqi4_comparison_operator): New predicates.
1947 2010-04-16 Richard Guenther <rguenther@suse.de>
1949 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
1950 (dump_gimple_stmt): Likewise.
1952 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
1954 * recog.h (struct recog_data): New field is_operator.
1955 (struct insn_operand_data): New field is_operator.
1956 * recog.c (extract_insn): Set recog_data.is_operator.
1957 * genoutput.c (output_operand_data): Emit code to set the
1959 * reload.c (find_reloads): Use it rather than testing for an
1960 empty constraint string.
1963 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
1964 If the previous insn is a cbranchsi4_insn with the same arguments,
1965 omit the compare instruction.
1967 * config/arm/arm.md (addsi3_cbranch): If destination is a high
1968 register, inputs must be low registers and we need a low register
1969 scratch. Handle alternative 2 like alternative 3.
1971 2010-04-16 Jakub Jelinek <jakub@redhat.com>
1973 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
1974 don't call get_addr on both. If one expression is a VALUE and
1975 the other a REG, check VALUE's locs if the REG isn't among them.
1977 2010-04-16 Christian Bruel <christian.bruel@st.com>
1979 * config/sh/sh.h (sh_frame_pointer_required): New function.
1980 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
1981 (flag_omit_frame_pointer) Set.
1982 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
1983 (rounded_frame_size): Adjust size with outgoing_args_size.
1984 (sh_set_return_address): Must return from stack pointer.
1985 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
1986 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1987 (ACCUMULATE_OUTGOING_ARGS): Define.
1988 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
1989 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
1991 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
1994 * config/sh/sh.c (sh_legitimize_reload_address): Use
1995 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
1996 Remove a unneeded check for offset_base.
1998 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
2000 * configure: Regenerated.
2002 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2004 * config/s390/s390.c (s390_call_save_register_used): Switch back
2005 to HARD_REGNO_NREGS.
2007 2010-04-15 Richard Guenther <rguenther@suse.de>
2009 * alias.c (alias_set_subset_of): Handle alias-set zero
2012 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
2013 Julian Brown <julian@codesourcery.com>
2015 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
2016 alternatives according to use of high and low regs.
2017 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
2018 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
2019 optimizing for size on Thumb-2.
2021 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
2023 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
2025 2010-04-15 Richard Guenther <rguenther@suse.de>
2027 * tree-ssa-structalias.c (struct variable_info): Add
2029 (new_var_info): Initialize it.
2030 (dump_constraints): Support printing last added constraints.
2031 (debug_constraints): Adjust.
2032 (dump_constraint_graph): Likewise.
2033 (make_heapvar_for): Check for NULL cfun.
2034 (get_function_part_constraint): New function.
2035 (get_fi_for_callee): Likewise.
2036 (find_func_aliases): Properly implement IPA PTA constraints.
2037 (process_ipa_clobber): New function.
2038 (find_func_clobbers): Likewise.
2039 (insert_into_field_list_sorted): Remove.
2040 (create_function_info_for): Properly allocate vars for IPA mode.
2041 Do not use insert_into_field_list_sorted.
2042 (create_variable_info_for): Properly generate constraints for
2043 global vars in IPA mode.
2044 (dump_solution_for_var): Always dump the solution.
2045 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
2046 (find_what_var_points_to): Adjust.
2047 (pt_solution_set): Change.
2048 (pt_solution_ior_into): New function.
2049 (pt_solution_empty_p): Export.
2050 (pt_solution_includes_global): Adjust.
2051 (pt_solution_includes_1): Likewise.
2052 (pt_solutions_intersect_1): Likewise.
2053 (dump_sa_points_to_info): Check some invariants.
2054 (solve_constraints): Move constraint dumping ...
2055 (compute_points_to_sets): ... here.
2056 (ipa_pta_execute): ... and here.
2057 (compute_may_aliases): Do not re-compute points-to info
2058 locally if IPA info is available.
2059 (ipa_escaped_pt): New global var.
2060 (ipa_pta_execute): Properly implement IPA PTA.
2061 * tree-into-ssa.c (dump_decl_set): Support dumping
2062 decls not in referenced-vars.
2063 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
2064 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
2065 (dump_points_to_solution): Likewise.
2066 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
2067 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
2068 (remap_gimple_stmt): Reset call clobber/use information if necessary.
2069 (copy_decl_to_var): Copy DECL_PT_UID.
2070 (copy_result_decl_to_var): Likewise.
2071 * tree.c (make_node_stat): Initialize DECL_PT_UID.
2072 (copy_node_stat): Copy it.
2073 * tree.h (DECL_PT_UID): New macro.
2074 (SET_DECL_PT_UID): Likewise.
2075 (DECL_PT_UID_SET_P): Likewise.
2076 (struct tree_decl_minimal): Add pt_uid member.
2077 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
2078 (pt_solution_empty_p): Declare.
2079 (pt_solution_set): Adjust.
2080 (ipa_escaped_pt): Declare.
2081 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
2082 * gimple-pretty-print.c (pp_points_to_solution): New function.
2083 (dump_gimple_call): Dump call clobber/use information.
2084 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
2085 * tree-pass.h (TDF_ALIAS): New dump option.
2086 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
2087 * doc/invoke.texi (-fipa-pta): Update documentation.
2089 2010-04-15 Richard Guenther <rguenther@suse.de>
2091 * Makefile.in (OBJS-common): Add gimple-fold.o.
2092 (gimple-fold.o): New rule.
2093 * tree.h (maybe_fold_offset_to_reference,
2094 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
2096 * gimple.h: ... here.
2097 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
2098 may_propagate_address_into_dereference): Move prototypes ...
2099 * gimple.h: ... here.
2100 * tree-ssa-ccp.c (get_symbol_constant_value,
2101 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
2102 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
2103 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
2104 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
2105 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
2106 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
2107 gimplify_and_update_call_from_tree): Move ...
2108 * gimple-fold.c: ... here. New file.
2109 (ccp_fold_builtin): Rename to ...
2110 (gimple_fold_builtin): ... this.
2111 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
2113 2010-04-15 Richard Guenther <rguenther@suse.de>
2115 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
2116 fit_double_type, force_fit_type_double, add_double_with_sign,
2117 neg_double, mul_double_with_sign, lshift_double, rshift_double,
2118 lrotate_double, rrotate_double, div_and_round_double): Move ...
2119 * double-int.c: ... here.
2120 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
2121 add_double, neg_double, mul_double_with_sign, mul_double,
2122 lshift_double, rshift_double, lrotate_double, rrotate_double,
2123 div_and_round_double): Move prototypes ...
2124 * double-int.h: ... here.
2126 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
2129 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
2130 matching constraints to ensure inputs match the output.
2132 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
2135 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
2136 in an input-only operand.
2138 2010-04-15 Anatoly Sokolov <aesok@post.ru>
2140 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
2141 (double_int_not, double_int_lshift, double_int_rshift): Declare.
2142 (double_int_negative_p): Convert to static inline function.
2143 * double-int.c (double_int_lshift, double_int_lshift): New functions.
2144 (double_int_negative_p): Remove.
2145 * tree.h (lshift_double, rshift_double):
2146 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
2147 * fold-const.c (fold_convert_const_int_from_real,
2148 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
2149 (lshift_double): Change type of arith argument to bool.
2150 (rshift_double): Change type of arith argument to bool. Correct
2152 * expmed.c (mask_rtx, lshift_value): (Ditto.).
2154 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
2157 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
2158 at the start and end of the then/else blocks, and omit them from the
2160 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
2161 argument; all callers changed. Pass zero to old_insns_match_p instead.
2162 (flow_find_head_matching_sequence): New function.
2163 (old_insns_match_p): Check REG_EH_REGION notes for calls.
2164 * basic-block.h (flow_find_cross_jump,
2165 flow_find_head_matching_sequence): Declare functions.
2167 2010-04-14 Jason Merrill <jason@redhat.com>
2170 * c-common.c (attribute_takes_identifier_p): New fn.
2171 * c-common.h: Declare it.
2173 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
2177 (*udivmod<mode>4): Ditto.
2179 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2181 * config/i386/i386.md (maxmin_int): Rename code attribute from
2182 maxminiprefix and update all users.
2183 (maxmin_float): Ditto from maxminfprefix.
2184 (logic): Ditto from logicprefix.
2185 (absneg_mnemonic): Ditto from absnegprefix.
2186 * config/i386/mmx.md: Update all users of maxminiprefix,
2187 maxminfprefix and logicprefix for rename.
2188 * config/i386/sse.md: Ditto.
2189 * config/i386/sync.md (sync_<code><mode>): Update for
2192 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
2195 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
2196 warnings converted to errors.
2198 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2200 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
2201 used insn_type variable.
2202 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
2203 to avoid set-but-not-used warning.
2205 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2207 * df-core.c (df_ref_debug): Change format string placeholder
2209 * dwarf2asm.c (dw2_asm_output_data_raw,
2210 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
2211 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
2212 * dwarf2out.c (output_cfi, output_cfi_directive,
2213 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
2214 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
2216 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
2217 * print-rtl.c (print_rtx): Ditto.
2219 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
2222 * builtins.c (expand_builtin_pow_root): New function to expand pow
2223 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
2224 series of sqrt and cbrt calls under -ffast-math.
2225 (expand_builtin_pow): Call it.
2227 2010-04-14 Michael Matz <matz@suse.de>
2229 PR tree-optimization/42963
2230 * tree-cfg.c (touched_switch_bbs): New static variable.
2231 (group_case_labels_stmt): New function broken out from ...
2232 (group_case_labels): ... here, use the above.
2233 (start_recording_case_labels): Allocate touched_switch_bbs.
2234 (end_recording_case_labels): Deallocate it, call
2235 group_case_labels_stmt.
2236 (gimple_redirect_edge_and_branch): Remember index of affected BB.
2238 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
2243 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
2247 2010-04-13 Jan Hubicka <jh@suse.cz>
2249 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
2250 of optimized out static functions.
2251 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
2252 cost computation. Also sanity check for overflows.
2253 (update_caller_keys): Update cgraph_edge_badness call; properly
2254 update fibheap and sanity check that it is up to date.
2255 (add_new_edges_to_heap): Update cgraph_edge_badness.
2256 (cgraph_decide_inlining_of_small_function): Likewise;
2257 add sanity checking that badness in heap is up to date;
2258 improve dumping of reason; Update badness of calls to the
2259 offline copy of function currently inlined; dump badness
2260 of functions not inlined because of unit growth limits.
2262 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2265 * c-common.c (pointer_int_sum): Disregard overflow that occured only
2266 because of sign-extension change when converting to sizetype here...
2267 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
2269 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
2270 the folding to constants. Remove redundant final conversion.
2271 (fold_binary) <associate>: Do not associate if the re-association of
2272 constants alone overflows.
2273 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
2274 to the end of the list.
2275 (multiple_of_p) <COND_EXPR>: New case.
2277 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
2279 * opt-functions.awk (opt_sanitized_name): New.
2281 * optc-gen.awk: Use it
2282 * opth-gen.awk: Use it.
2284 2010-04-13 Martin Jambor <mjambor@suse.cz>
2286 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
2287 (sra_modify_assign): Delete stmts loading dead data even if racc has no
2288 children. Call replace_uses_with_default_def_ssa_name to handle
2291 2010-04-13 Michael Matz <matz@suse.de>
2294 * builtins.c (expand_builtin_interclass_mathfn): Also create
2295 a register if the predicate doesn't match.
2297 2010-04-13 Diego Novillo <dnovillo@google.com>
2299 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
2300 * c-pch.c: Include timevar.h.
2301 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
2302 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
2303 * ggc-common.c: Include timevar.h.
2304 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
2305 * timevar.def (TV_PCH_SAVE): Define.
2306 (TV_PCH_CPP_SAVE): Define.
2307 (TV_PCH_PTR_REALLOC): Define.
2308 (TV_PCH_PTR_SORT): Define.
2309 (TV_PCH_RESTORE): Define.
2310 (TV_PCH_CPP_RESTORE): Define.
2312 2010-04-13 Michael Matz <matz@suse.de>
2314 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
2316 (can_reassociate_p): New function.
2317 (break_up_subtract_bb, reassociate_bb): Use it.
2319 2010-04-13 Richard Guenther <rguenther@suse.de>
2322 * builtins.c (c_readstr): Fix assert.
2324 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
2326 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
2327 when generating cltd insn.
2329 (*ashl<mode>3_1): Remove special handling for register operand 2.
2330 (*ashlsi3_1_zext): Ditto.
2331 (*ashlhi3_1): Ditto.
2332 (*ashlhi3_1_lea): Ditto.
2333 (*ashlqi3_1): Ditto.
2334 (*ashlqi3_1_lea): Ditto.
2335 (*<shiftrt_insn><mode>3_1): Ditto.
2336 (*<shiftrt_insn>si3_1_zext): Ditto.
2337 (*<shiftrt_insn>qi3_1_slp): Ditto.
2338 (*<rotate_insn><mode>3_1): Ditto.
2339 (*<rotate_insn>si3_1_zext): Ditto.
2340 (*<rotate_insn>qi3_1_slp): Ditto.
2342 2010-04-13 Richard Guenther <rguenther@suse.de>
2344 * tree-ssa-structalias.c (callused_id): Remove.
2345 (call_stmt_vars): New.
2346 (get_call_vi): Likewise.
2347 (lookup_call_use_vi): Likewise.
2348 (lookup_call_clobber_vi): Likewise.
2349 (get_call_use_vi): Likewise.
2350 (get_call_clobber_vi): Likewise.
2351 (make_transitive_closure_constraints): Likewise.
2352 (handle_const_call): Adjust to do per-call call-used handling.
2353 (handle_pure_call): Likewise.
2354 (find_what_var_points_to): Remove general callused handling.
2355 (init_base_vars): Likewise.
2356 (init_alias_vars): Initialize call_stmt_vars.
2357 (compute_points_to_sets): Process call-used and call-clobbered
2358 vars for call statements.
2359 (delete_points_to_sets): Free call_stmt_vars.
2361 2010-04-13 Richard Guenther <rguenther@suse.de>
2363 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
2364 Only add RW dependence for dependence distance zero.
2365 Adjust maximal vectorization factor according to dependences.
2366 Move alignment handling ...
2367 (vect_find_same_alignment_drs): ... here. New function.
2368 (vect_analyze_data_ref_dependences): Adjust.
2369 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
2370 (vect_analyze_data_refs): Adjust minimal vectorization factor
2371 according to data references.
2372 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
2373 dependences before determining the vectorization factor.
2374 Analyze alignment after determining the vectorization factor.
2375 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
2376 dependences before alignment.
2377 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
2379 (vect_analyze_data_refs): Likewise.
2380 (MAX_VECTORIZATION_FACTOR): New define.
2382 2010-04-13 Duncan Sands <baldrick@free.fr>
2384 * except.h (lang_eh_type_covers): Remove.
2385 * except.c (lang_eh_type_covers): Likewise.
2387 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2388 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2390 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
2391 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
2392 UNITS_PER_LONG where it is ABI relevant.
2393 (s390_return_addr_rtx): Likewise.
2394 (s390_back_chain_rtx): Likewise.
2395 (s390_frame_area): Likewise.
2396 (s390_frame_info): Likewise.
2397 (s390_initial_elimination_offset): Likewise.
2398 (save_gprs): Likewise.
2399 (s390_emit_prologue): Likewise.
2400 (s390_emit_epilogue): Likewise.
2401 (s390_function_arg_advance): Likewise.
2402 (s390_function_arg): Likewise.
2403 (s390_va_start): Likewise.
2404 (s390_gimplify_va_arg): Likewise.
2405 (s390_function_profiler): Likewise.
2406 (s390_optimize_prologue): Likewise.
2407 (s390_rtx_costs): Likewise.
2408 (s390_secondary_reload): Likewise.
2409 (s390_promote_function_mode): Likewise.
2410 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
2411 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
2412 registers available.
2413 (s390_unwind_word_mode): New function.
2414 (s390_function_value): Split 64 bit values into register pair if
2415 used as return value.
2416 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
2417 function call parameters. Handle parallels.
2418 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
2419 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
2420 (DWARF_CIE_DATA_ALIGNMENT): New macro.
2421 (s390_expand_setmem): Remove unused variable src_addr.
2422 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
2423 deal with 64 bit registers.
2424 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
2425 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
2426 (UNITS_PER_LONG): New macro.
2427 * libjava/include/s390-signal.h: Define extended ucontext
2428 structure containing the upper halfs of the 64 bit registers.
2430 2010-04-13 Simon Baldwin <simonb@google.com>
2432 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
2434 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
2436 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
2437 rvalue on the RHS if the LHS is of a non-renamable type.
2438 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
2440 2010-04-13 Matthias Klose <doko@ubuntu.com>
2442 * gcc.c (cc1_options): Handle -iplugindir before processing
2443 the cc1 spec. Only add -iplugindir once.
2444 (cpp_unique_options): Add -iplugindir option if -fplugin* options
2446 * common.opt (iplugindir): Remove `Separate' property, initialize.
2447 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
2449 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
2450 (distclean): Remove plugin dir.
2451 * doc/invoke.texi: Document -iplugindir.
2453 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
2455 * doc/plugins.texi (Loading Plugins): Document short
2456 -fplugin=foo option.
2457 (Plugin API): Mention default_plugin_dir_name function.
2459 * gcc.c (find_file_spec_function): Add new declaration.
2460 (static_spec_func): Use it for "find-file".
2461 (find_file_spec_function): Add new function.
2462 (cc1_options): Add -iplugindir option if -fplugin* options found.
2464 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
2466 * plugin.c (add_new_plugin): Updated comment, and handle short
2468 (default_plugin_dir_name): Added new function.
2470 * common.opt (iplugindir): New option to set the plugin directory.
2472 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
2474 * config/i386/i386.md (any_rotate): New code iterator.
2475 (rotate_insn): New code attribute.
2477 (SWIM124): New mode iterator.
2478 (<rotate_insn>ti3): New expander.
2479 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
2480 any_rotate code iterator.
2481 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
2482 using any_rotate code iterator and SWIM124 mode iterator.
2483 (ix86_rotlti3): New insn_and_split pattern.
2484 (ix86_rotrti3): Ditto.
2485 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
2486 ix86_rotl{di,ti}3 patterns.
2487 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
2488 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
2489 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
2490 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
2491 code iterator and SWI mode iterator.
2492 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
2493 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
2495 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
2496 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
2497 (bswap rotatert splitter): Add splitter.
2498 (bswap splitter): Macroize splitter using any_rotate code iterator.
2499 Add insn predicate to split only for TARGET_USE_XCHGB or when
2500 optimizing function for size.
2502 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2504 * config/pa/pa.c (emit_move_sequence): Remove use of
2505 deleted variable flag_argument_noalias.
2507 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2509 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
2511 Add to unsupported targets list.
2512 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
2513 sparc*-sun-solaris2.[567]* from target lists.
2514 * configure: Regenerate.
2515 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
2517 Remove Solaris 7 patch references.
2518 (Specific, sparc-sun-solaris2.7): Removed.
2519 (sparc-sun-solaris2*): Update Solaris 7 example.
2520 (sparc64-*-solaris2*): Likewise.
2522 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2524 * config.build (alpha*-dec-osf4*): Remove.
2525 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
2526 of obsolete configurations.
2527 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
2529 * config/alpha/t-osf4: Renamed to ...
2530 * config/alpha/t-osf5: ... this.
2531 * config/alpha/osf.h: Renamed to ...
2532 * config/alpha/osf5.h: ... this.
2533 Merged old osf5.h contents.
2535 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
2536 (EXTRA_SPECS): Removed.
2537 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
2538 reflect removal of Tru64 UNIX V4.0/V5.0 support.
2541 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2543 * doc/contrib.texi (Contributors, Rainer Orth): Update.
2545 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
2548 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
2549 __thiscall convention.
2551 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2553 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
2555 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
2557 2010-04-12 Steve Ellcey <sje@cup.hp.com>
2559 * function.c (assign_parms_initialize_all): Add unused attribute
2562 2010-04-12 Richard Guenther <rguenther@suse.de>
2564 * gsstruct.def (GSS_CALL): New.
2565 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
2566 * gimple.h: Include tree-ssa-alias.h.
2567 (struct gimple_statement_call): New.
2568 (union gimple_statement_struct_d): Add gimple_call member.
2569 (gimple_call_reset_alias_info): Declare.
2570 (gimple_call_use_set): New function.
2571 (gimple_call_clobber_set): Likewise.
2572 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
2573 * gimple.c (gimple_call_reset_alias_info): New function.
2574 (gimple_build_call_1): Call it.
2575 * lto-streamer-in.c (input_gimple_stmt): Likewise.
2576 * tree-inline.c (remap_gimple_stmt): Likewise.
2577 (expand_call_inline): Remove callused handling.
2578 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
2579 * tree-dfa.c (dump_variable): Likewise.
2580 * tree-parloops.c (parallelize_loops): Likewise.
2581 * tree-ssa.c (init_tree_ssa): Likewise.
2582 (delete_tree_ssa): Likewise.
2583 * tree-flow-inline.h (is_call_used): Remove.
2584 * tree-flow.h (struct gimple_df): Remove callused member.
2585 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
2586 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
2587 (ref_maybe_used_by_call_p_1): Simplify.
2588 (call_may_clobber_ref_p_1): Likewise.
2589 * tree-ssa-structalias.c (compute_points_to_sets): Set
2590 the call stmt used and clobbered sets.
2591 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
2592 (find_tail_calls): Verify the tail call.
2594 2010-04-12 Richard Guenther <rguenther@suse.de>
2596 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
2597 single-iteration always-inline inlining.
2598 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
2599 (cgraph_decide_inlining): Do not handle always-inline specially.
2600 (try_inline): Remove always-inline cycle detection special case.
2601 Do not recurse on always-inlines.
2602 (cgraph_early_inlining): Do not iterate if not optimizing.
2603 (cgraph_gate_early_inlining): remove.
2604 (pass_early_inline): Run unconditionally.
2605 (gate_cgraph_decide_inlining): New function.
2606 (pass_ipa_inline): Use it. Do not run the IPA inliner if
2607 not inlining or optimizing.
2608 (cgraph_decide_inlining_of_small_functions): Also consider
2609 always-inline functions.
2610 (cgraph_default_inline_p): Return true for nodes which should
2611 disregard inline limits.
2612 (estimate_function_body_sizes): Assume zero size and time for
2613 nodes which are marked as disregarding inline limits.
2614 (cgraph_decide_recursive_inlining): Do not perform recursive
2615 inlining on always-inline nodes.
2617 2010-04-12 Jakub Jelinek <jakub@redhat.com>
2620 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
2621 for exprs satisfying handled_component_p.
2623 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
2625 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
2626 non-constant aggregate elements.
2628 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
2629 is a real initialization.
2631 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
2634 * c-decl.c (start_function): Move forward check for nested function.
2636 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2638 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
2639 * config/sh/sh.c: Include reload.h.
2640 (sh_legitimize_reload_address): New.
2641 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
2642 sh_legitimize_reload_address.
2644 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2646 * config/sh/sh.md (*movqi_pop): New insn pattern.
2647 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
2649 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2651 * config/i386/i386.md (any_shiftrt): New code iterator.
2652 (shiftrt_insn): New code attribute.
2654 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
2655 using any_shiftrt code iterator.
2656 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
2657 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
2658 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
2659 pattern from corresponding peephole2 patterns.
2660 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
2661 using any_shiftrt code iterator.
2662 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
2663 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
2664 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
2665 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
2666 *{ashr,lshr}<mode>3_cmp_zext.
2667 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
2669 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
2673 (*lshr<mode>3_cconly): Ditto.
2675 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (lshr<mode>3): Macroize expander from
2678 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2679 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2680 pattern from *lshr{di,ti}3_1 and corresponding splitters using
2682 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2683 from corresponding peephole2 patterns.
2684 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
2685 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
2686 and *lshrdi3_1_rex64 using SWI mode iterator.
2687 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
2688 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
2689 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
2690 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
2691 and *lshrdi3_cmp_rex64 using SWI mode iterator.
2692 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
2693 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
2694 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
2695 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
2698 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.md (ashr<mode>3): Macroize expander from
2701 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
2702 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
2703 pattern from *ashr{di,ti}3_1 and corresponding splitters using
2705 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
2706 from corresponding peephole2 patterns.
2707 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
2708 (ashrsi3_cvt): Rename from ashrsi3_31.
2709 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
2710 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
2711 and x86_64_shift_adj_3 using SWI48 mode iterator.
2712 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
2713 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
2714 and *ashrdi3_1_rex64 using SWI mode iterator.
2715 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
2716 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
2717 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
2718 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
2719 and *ashrdi3_cmp_rex64 using SWI mode iterator.
2720 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
2721 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
2722 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
2723 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
2725 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
2726 * config/i386/i386.c (ix86_split_ashr): Update for renamed
2727 x86_shift<mode>_adj_3 expanders.
2729 2010-04-10 Wei Guozhi <carrot@google.com>
2732 * config/arm/arm.c (arm_pic_static_addr): New function.
2733 (legitimize_pic_address): Call arm_pic_static_addr when it detects
2735 (arm_output_addr_const_extra): Output expression for new pattern.
2736 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
2738 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
2740 * ira-costs.c (record_reg_classes): Ignore alternatives that are
2743 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
2744 * web.c: Include "insn-config.h" and "recog.h".
2745 (union_match_dups): New function.
2746 (web_main): Call it.
2747 (union_defs): Don't try to recognize match_dups.
2749 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
2750 if doing so would replace the entire pattern.
2752 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2756 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
2757 and splitter pattern. Change splitter operand 1 predicate to
2760 2010-04-09 Martin Jambor <mjambor@suse.cz>
2762 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
2763 lattices are addresses of CONST_DECLs with the same initial value.
2764 (ipcp_print_all_lattices): Print values of CONST_DECLs.
2765 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
2767 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
2768 Bernd Schmidt <bernds@codesourcery.com>
2770 * loop-invariant.c (replace_uses): New static function.
2771 (move_invariant_reg): Use it to ensure we can replace the uses.
2773 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
2775 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
2777 (picochip_override_options): Enable section anchors only above -O1.
2778 (picochip_reorg): Fixed a couple of build warnings.
2780 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2782 * configure.ac (plugin -rdynamic test): Log result.
2783 * configure: Regenerate.
2784 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
2785 (RDYNAMIC_SPEC): Define.
2786 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2788 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2790 * configure.ac: Determine Sun ld version numbers.
2791 (comdat_group): Restrict GNU ld version checks to gld.
2792 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
2793 (enable_comdat): Support --enable-comdat.
2794 * configure: Regenerate.
2795 * doc/install.texi (Configuration): Document --enable-comdat.
2797 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
2800 * config/sol2-gld.h: ... here.
2801 * config.gcc (sparc*-*-solaris2*): Reflect this.
2802 (i[34567]86-*-solaris2*): Use it.
2804 2010-04-09 Steve Ellcey <sje@cup.hp.com>
2806 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
2808 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
2810 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2813 * diagnostic.c (diagnostic_initialize): Initialize
2814 some_warnings_are_errors.
2815 (diagnostic_finish): New.
2816 (diagnostic_action_after_output): Call it before exiting.
2817 (diagnostic_report_diagnostic): Do not print message here. Set
2818 some_warnings_are_errors.
2819 * diagnostic.h (diagnostic_context): Delete
2820 issue_warnings_are_errors_message. Add some_warnings_are_errors.
2821 (diagnostic_finish): Declare.
2822 * toplev.c (toplev_main): Call it before exit.
2824 2010-04-09 Jason Merrill <jason@redhat.com>
2827 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
2828 for incomplete type.
2831 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
2832 based on a warning flag.
2834 2010-04-09 Richard Guenther <rguenther@suse.de>
2836 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
2838 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
2841 * varasm.c (default_assemble_visibility): Wrap vars that are
2842 set, but unused, by targets without GAS.
2843 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
2844 Remove set, but unused, vars.
2845 (rs6000_legitimize_tls_address): Likewise.
2846 (altivec_expand_dst_builtin): Likewise.
2847 * config/darwin.c (machopic_classify_symbol): Likewise.
2848 (machopic_indirection_name): Likewise.
2850 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
2852 * config/i386/i386.md (DWI): New mode iterator.
2853 (S): New mode attribute.
2854 (shift_operand): Ditto.
2855 (shift_immediate_operand): Ditto.
2856 (ashl_input_operand): Ditto.
2857 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
2858 using SDWIM mode iterator.
2859 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
2860 pattern from *ashl{di,ti}3_1 and corresponding splitters using
2862 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
2863 from corresponding peephole2 patterns.
2864 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
2865 and x86_64_shift_adj_1 using SWI48 mode iterator.
2866 (x86_shift<mode>_adj_2): Ditto.
2867 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
2868 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
2869 using SWI48 mode iterator.
2870 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
2871 *ashldi3_cmp_rex64 using SWI mode iterator.
2872 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
2873 *ashldi3_cconly_rex64 using SWI mode iterator.
2874 * config/i386/i386.c (ix86_split_ashl): Update for renamed
2875 x86_shift<mode>_adj_{1,2}.
2876 (ix86_split_ashr): Ditto.
2877 (ix86_split_lshr): Ditto.
2879 2010-04-09 Richard Guenther <rguenther@suse.de>
2881 * target.h (builtin_conversion): Pass in input and output types.
2882 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
2883 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
2884 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
2885 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
2887 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
2889 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
2891 2010-04-09 Richard Guenther <rguenther@suse.de>
2894 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
2896 2010-04-09 Richard Guenther <rguenther@suse.de>
2898 * tree-vectorizer.h (struct _stmt_vec_info): Document
2899 that vectype is the type of the LHS.
2900 (supportable_widening_operation, supportable_narrowing_operation):
2901 Get both input and output vector types as arguments.
2902 (vect_is_simple_use_1): Declare.
2903 (get_same_sized_vectype): Likewise.
2904 * tree-vect-loop.c (vect_determine_vectorization_factor):
2905 Set STMT_VINFO_VECTYPE to the vector type of the def.
2906 (vectorizable_reduction): Adjust.
2907 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
2908 Adjust. Specify the output vector type.
2909 (vect_pattern_recog_1): Adjust.
2910 * tree-vect-stmts.c (get_same_sized_vectype): New function.
2911 (vectorizable_call): Adjust.
2912 (vectorizable_conversion): Likewise.
2913 (vectorizable_operation): Likewise.
2914 (vectorizable_type_demotion): Likewise.
2915 (vectorizable_type_promotion): Likewise.
2916 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
2918 (vect_is_simple_use_1): New function.
2919 (supportable_widening_operation): Get both input and output
2921 (supportable_narrowing_operation): Likewise.
2922 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
2924 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
2926 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
2927 __thiscall and _thiscall as predefined macros.
2928 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
2929 thiscall attribute handling.
2930 (ix86_comp_type_attributes): Likewise.
2931 (ix86_function_regparm): Likewise.
2932 (ix86_return_pops_args): Likewise.
2933 (init_cumulative_args): Likewise.
2934 (find_drap_reg): Likewise.
2935 (ix86_static_chain): Likewise.
2936 (x86_this_parameter): Likewise.
2937 (x86_output_mi_thunk): Likewise.
2938 (ix86_attribute_table): Add description for thiscall attribute.
2939 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
2940 * doc/extend.texi: Add documentation for thiscall.
2942 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
2945 * c.opt (Wint-to-pointer-cast): Available in C++.
2946 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
2948 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
2950 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
2951 * calls.c (expand_call): Pass the function type to aggregate_value_p.
2952 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
2953 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
2954 function type instead. Reorder and simplify checks.
2956 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
2958 2010-04-08 Jing Yu <jingyu@google.com>
2959 Zdenek Dvorak <ook@ucw.cz>
2961 PR tree-optimization/42720
2962 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
2963 loop unswitch conditions here from ...
2964 (tree_unswitch_single_loop): ... here.
2966 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2968 * tree-if-conv.c: Fix comments and simplify logic.
2970 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
2972 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
2973 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
2974 (main_tree_if_conversion): Update call to tree_if_conversion.
2976 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2979 * doc/invoke.texi (-b,-V): Delete.
2980 * doc/tm.texi: Do not mention -b.
2981 * gcc.c (display_help): Delete -b and -V.
2982 (process_command): Delete -b and -V.
2983 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
2985 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
2986 Wolfgang Gellerich <gellerich@de.ibm.com>
2988 Implement target hook for loop unrolling
2989 * target.h (loop_unroll_adjust): Add a new target hook function.
2990 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
2991 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
2992 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
2993 (s390_loop_unroll_adjust): Implement the new target hook for s390.
2994 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
2996 (decide_unroll_stupid): Likewise.
2998 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3001 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
3003 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3005 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
3006 (Specific, *-*-solaris2*): Likewise.
3007 Don't prefer Sun as over GNU as.
3009 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
3011 * config/s390/s390.c (override_options): Adjust the z10
3012 defaults for max-unroll-times, max-completely-peeled-insns
3013 and max-completely-peel-times.
3015 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3017 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
3018 instructions for z10.
3019 (s390_expand_setmem): Likewise.
3020 (s390_expand_cmpmem): Likewise.
3022 2010-04-08 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/43679
3025 * tree-ssa-pre.c (eliminate): Only propagate copies.
3027 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3030 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
3031 set but not used variable warning.
3033 2010-04-08 Wei Guozhi <carrot@google.com>
3036 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
3037 (arm_size_rtx_costs): Call the new function when optimized for size.
3039 2010-04-08 Jakub Jelinek <jakub@redhat.com>
3042 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
3043 op0 is not a MEM, just return NULL instead of assertion
3045 (discover_nonconstant_array_refs): Don't walk debug stmts.
3047 2010-04-08 Doug Kwan <dougkwan@google.com>
3049 * configure.ac: Recognize gold and do not use its version number
3050 to test ld features.
3051 * configure: Regenerate.
3053 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
3056 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
3057 (negate_value): Move code to push elements to broken_up_substracts ...
3058 (eliminate_plus_minus_pair): ... here. Push operands that have no
3059 negative pair to plus_negates.
3060 (repropagate_negates, init_reassoc, fini_reassoc): Update.
3062 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3064 * doc/install.texi (Configuration): Move description of
3065 --enable-lto, --with-libelf*, --enable-gold from Java section to
3068 * doc/generic.texi (Working with declarations)
3069 (Function Properties, C and C++ Trees): Fix typos.
3070 * doc/sourcebuild.texi (Top Level): Likewise.
3072 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3075 * tree.h (DECL_READ_P): Define.
3076 (struct tree_decl_common): Add decl_read_flag.
3077 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
3078 a set but not used warning.
3079 (merge_decls): Merge DECL_READ_P flag.
3080 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
3081 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
3082 * c-common.c (handle_used_attribute, handle_unused_attribute):
3084 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
3086 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
3088 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
3089 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
3090 c_parser_binary_expression, c_parser_cast_expression,
3091 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
3092 Call default_function_array_read_conversion instead of
3093 default_function_array_conversion where needed.
3094 (c_parser_unary_expression, c_parser_conditional_expression,
3095 c_parser_postfix_expression_after_primary, c_parser_initelt):
3096 Likewise. Call mark_exp_read where needed.
3097 (c_parser_statement_after_labels, c_parser_asm_operands,
3098 c_parser_typeof_specifier, c_parser_sizeof_expression,
3099 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
3101 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
3103 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
3104 (warn_unused_but_set_parameter): Default to warn_unused
3106 * doc/invoke.texi: Document -Wunused-but-set-variable and
3107 -Wunused-but-set-parameter.
3109 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
3110 used count variable.
3111 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
3112 when operandN variables aren't used in the body of the expander
3114 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
3115 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
3116 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
3117 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
3118 FOR_EACH_IMM_USE_ON_STMT): Likewise.
3119 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
3120 * tree.c (PROCESS_ARG): Likewise.
3122 2010-04-07 Simon Baldwin <simonb@google.com>
3124 * diagnostic.h (diagnostic_override_option_index): New macro to
3125 set a diagnostic's option_index.
3126 * c-tree.h (c_cpp_error): Add warning reason argument.
3127 * opts.c (_warning_as_error_callback): New.
3128 (register_warning_as_error_callback): Store callback for
3129 warnings enabled via enable_warning_as_error.
3130 (enable_warning_as_error): Call callback, minor code tidy.
3131 * opts.h (register_warning_as_error_callback): Declare.
3132 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
3133 response to -Werror=.
3134 (c_common_init_options): Register warning_as_error_callback in opts.c.
3135 * common.opt: Add -Wno-cpp option.
3136 * c-common.c (struct reason_option_codes_t): Map cpp warning
3137 reason codes to gcc option indexes.
3138 * (c_option_controlling_cpp_error): New function, lookup the gcc
3139 option index for a cpp warning reason code.
3140 * (c_cpp_error): Add warning reason argument, call
3141 c_option_controlling_cpp_error for diagnostic_override_option_index.
3142 * doc/invoke.texi: Document -Wno-cpp.
3144 2010-04-07 Richard Guenther <rguenther@suse.de>
3146 * ipa-reference.c (mark_load): Use get_base_address.
3147 (mark_store): Likewise.
3149 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
3150 inserting GIMPLE_NOPs into the IL.
3151 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3152 Explicitly strip handled components and indirect references.
3154 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
3155 folding address expressions.
3156 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
3157 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
3158 operand_equal_p to compare decls.
3159 (ptr_deref_may_alias_decl_p): Likewise.
3160 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
3161 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
3162 Handle reversed comparison ops.
3163 * tree-sra.c (asm_visit_addr): Use get_base_address.
3164 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
3165 * ipa-reference.c (mark_address): Use get_base_address.
3167 2010-04-07 Richard Guenther <rguenther@suse.de>
3169 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
3170 Propagate constants everywhere.
3172 2010-04-07 Jakub Jelinek <jakub@redhat.com>
3175 * tree.c (MAX_INT_CACHED_PREC): Define.
3176 (nonstandard_integer_type_cache): New array.
3177 (build_nonstandard_integer_type): Cache results for precision
3178 <= MAX_INT_CACHED_PREC.
3180 2010-04-07 Richard Guenther <rguenther@suse.de>
3182 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
3183 -fargument-noalias-global, -fargument-noalias-anything): Remove.
3184 * common.opt: Likewise.
3185 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
3186 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
3187 (nonoverlapping_memrefs_p): Likewise.
3188 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
3189 * opts.c (common_handle_option): Handle OPT_fargument_alias,
3190 OPT_fargument_noalias, OPT_fargument_noalias_anything and
3191 OPT_fargument_noalias_global for backward compatibility.
3193 2010-04-07 Richard Guenther <rguenther@suse.de>
3195 PR tree-optimization/43270
3196 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
3197 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
3198 * tree-ssa-pre.c (phi_translate_1): Adjust.
3199 (fully_constant_expression): Split out vn_reference handling to ...
3200 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
3201 Fold reads from constant strings.
3202 (vn_reference_lookup): Handle fully constant references.
3203 (vn_reference_lookup_pieces): Likewise.
3204 * Makefile.in (expmed.o-warn): Add -Wno-error.
3206 2010-04-07 Martin Jambor <mjambor@suse.cz>
3208 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
3210 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
3213 * gcc.c: Add -static-libstdc++ to list of recognized options.
3215 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3217 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
3219 2010-04-07 Richard Guenther <rguenther@suse.de>
3222 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
3223 bases build simple mem attributes to retain points-to information.
3225 2010-04-07 Richard Guenther <rguenther@suse.de>
3228 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
3229 preserve points-to related information.
3231 2010-04-07 Richard Guenther <rguenther@suse.de>
3234 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
3235 discard plain indirect references.
3236 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
3237 * tree.c (tree_nop_conversion): Likewise.
3239 2010-04-07 Dodji Seketeli <dodji@redhat.com>
3242 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
3244 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
3246 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
3247 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
3249 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3251 * tree-if-conv.c: Fix indentation and comments.
3253 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3255 * tree-if-conv.c: Sort static functions in topological order.
3257 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
3259 * tree-if-conv.c: Fix indentation and comments.
3261 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3264 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
3265 lang_hooks.types.type_for_size instead of
3266 build_nonstandard_integer_type.
3267 When converting an unsigned type to signed, double its precision.
3268 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
3269 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
3270 (graphite_create_new_loop_guard): When ub + 1 wraps around,
3273 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3276 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
3277 POINTER_PLUS_EXPR for pointer types.
3279 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3282 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
3283 * graphite-clast-to-gimple.c: Include langhooks.h.
3284 (max_signed_precision_type): New.
3285 (max_precision_type): Takes two types as arguments.
3286 (precision_for_value): New.
3287 (precision_for_interval): New.
3288 (gcc_type_for_interval): New.
3289 (gcc_type_for_value): New.
3290 (gcc_type_for_clast_term): New.
3291 (gcc_type_for_clast_red): New.
3292 (gcc_type_for_clast_bin): New.
3293 (gcc_type_for_clast_expr): Split up into several functions.
3294 (gcc_type_for_clast_eq): Rewritten.
3295 (compute_bounds_for_level): New.
3296 (compute_type_for_level_1): New.
3297 (compute_type_for_level): New.
3298 (gcc_type_for_cloog_iv): Removed.
3299 (gcc_type_for_iv_of_clast_loop): Rewritten.
3300 (graphite_create_new_loop): Compute the lower and upper bound types
3301 with gcc_type_for_clast_expr.
3302 (graphite_create_new_loop_guard): Same.
3303 (find_cloog_iv_in_expr): Removed.
3304 (compute_cloog_iv_types_1): Removed.
3305 (compute_cloog_iv_types): Removed.
3306 (gloog): Do not call compute_cloog_iv_types.
3307 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
3309 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
3310 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
3311 (GBB_CLOOG_IV_TYPES): Removed.
3313 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3315 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
3316 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
3317 (detect_commutative_reduction): Same.
3319 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3321 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
3322 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
3324 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
3325 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
3326 (rewrite_commutative_reductions_out_of_ssa): Same.
3327 * passes.c (execute_function_todo): Call verify_ssa for every pass
3328 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
3329 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
3330 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
3331 with an extra argument.
3332 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
3333 verify_ssa only when the extra argument is true.
3334 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
3335 with an extra argument.
3336 (tree_transform_and_unroll_loop): Same.
3338 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
3340 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
3341 for all the passes of the LNO having LOOP_CLOSED_SSA.
3342 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
3343 * tree-loop-distribution.c (pass_loop_distribution): Same.
3344 * tree-pass.h (TODO_verify_loops): Removed.
3345 * tree-ssa-loop.c (pass_tree_loop_init): Same.
3347 (pass_tree_unswitch): Same.
3348 (pass_predcom): Same.
3349 (pass_vectorize): Same.
3350 (pass_linear_transform): Same.
3351 (pass_graphite_transforms): Same.
3352 (pass_iv_canon): Same.
3353 (pass_complete_unroll): Same.
3354 (pass_complete_unrolli): Same.
3355 (pass_parallelize_loops): Same.
3356 (pass_loop_prefetch): Same.
3357 (pass_iv_optimize): Same.
3359 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
3362 * passes.c (init_optimization_passes): Move pass_lim before
3363 pass_copy_prop and pass_dce_loop.
3365 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3368 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
3369 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
3370 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
3371 MULTI_* defines for 4 argument vpermil2p* builtins.
3373 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3375 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
3376 * config/i386/i386.c (x86_maybe_negate_const_int): New.
3377 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
3378 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
3379 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
3380 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
3381 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
3382 Use x86_maybe_negate_const_int to output insn mnemonic.
3383 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
3384 check from instruction predicate. Update comments.
3385 * config/i386/sync.md (sync_add<mode>): Use
3386 x86_maybe_negate_const_int to output insn mnemonic.
3388 2010-04-06 Jan Hubicka <jh@suse.cz>
3390 PR tree-optimization/42906
3391 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
3392 IGNORE_SELF argument. Set visited_control_parents for fully
3394 (find_obviously_necessary_stmts): Update call of
3395 mark_control_dependent_edges_necessary.
3396 (propagate_necessity): Likewise. Handle PHI edges more curefully.
3398 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
3400 * config/i386/i386.md: Remove comment about 'e' and 'E'
3403 2010-04-06 Richard Guenther <rguenther@suse.de>
3405 PR tree-optimization/43627
3406 * tree-vrp.c (extract_range_from_unary_expr): Widenings
3407 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
3410 2010-04-06 Jakub Jelinek <jakub@redhat.com>
3412 * BASE-VER: Change to 4.6.0.
3415 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
3418 2010-04-06 Richard Guenther <rguenther@suse.de>
3421 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
3423 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3425 * doc/invoke.texi (Optimize Options): Document that LTO
3426 won't remove object access purely due to incompatible
3429 2010-04-04 Matthias Klose <doko@ubuntu.com>
3431 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
3432 Initialize variable.
3434 2010-04-03 Richard Guenther <rguenther@suse.de>
3437 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
3438 require a non-NULL MEM_OFFSET.
3440 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
3442 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
3443 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
3444 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
3445 config/alpha/predicates.md, config/arm/arm.md,
3446 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
3447 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
3448 config/darwin9.h, config/darwin.c, config/darwin.h,
3449 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
3450 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
3451 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
3452 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
3453 config/mips/mips.md, config/mn10300/mn10300.c,
3454 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
3455 config/rs6000/aix.h, config/rs6000/dfp.md,
3456 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
3457 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
3458 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
3459 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
3460 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
3461 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
3462 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
3463 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
3464 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
3465 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
3466 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
3467 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
3468 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
3469 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
3470 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
3471 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
3472 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
3473 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
3474 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
3475 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
3476 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
3477 opt-functions.awk, opth-gen.awk, params.def, passes.c,
3478 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
3479 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
3480 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
3481 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
3482 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
3483 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
3484 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
3485 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
3486 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
3487 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
3488 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
3489 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
3490 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
3491 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
3493 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3496 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
3497 * aclocal.m4: Regenerate.
3499 2010-04-02 Richard Guenther <rguenther@suse.de>
3501 PR tree-optimization/43629
3502 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
3503 if we have seen a constant value.
3505 2010-04-02 Joseph Myers <joseph@codesourcery.com>
3507 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
3509 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
3512 * arm.c (legitimize_tls_address): Adjust call to
3513 gen_tls_load_dot_plus_four.
3514 (arm_note_pic_base): New function.
3515 (arm_cannot_copy_insn_p): Use it.
3516 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
3519 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3524 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3526 * Makefile.in ($(out_object_file)): Depend on
3527 gt-$(basename $(notdir $(out_file))).h.
3529 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
3531 * config.gcc (lm32-*-rtems*): Add t-lm32.
3533 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
3535 * config.gcc: Add lm32-*-rtems*.
3536 * config/lm32/rtems.h: New file.
3538 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
3541 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
3543 2010-04-01 Jakub Jelinek <jakub@redhat.com>
3545 * dwarf2out.c (output_compilation_unit_header): For
3546 -gdwarf-4 use version 4 instead of version 3.
3547 (output_line_info): For version 4 and above emit additional
3548 maximum ops per insn header field.
3549 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
3551 * dwarf2out.c (is_c_family, is_java): Remove.
3552 (lower_bound_default): New function.
3553 (add_bound_info, gen_descr_array_type_die): Use it.
3555 2010-04-01 Dodji Seketeli <dodji@redhat.com>
3558 * dwarf2out.c (gen_variable_die): Allow debug info for variable
3559 re-declaration when it happens in a function.
3561 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
3563 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
3564 (cgraph_remove_function_insertion_hook): Same.
3565 (cgraph_call_function_insertion_hooks): Same.
3567 2010-04-01 Richard Guenther <rguenther@suse.de>
3570 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
3571 and TREE_THIS_VOLATILE.
3572 (copy_ref_info): Likewise.
3573 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
3574 * tree.c (build6_stat): Ignore side-effects of all but arg5
3575 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
3578 2010-04-01 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/43607
3581 * ipa-type-escape.c (check_call): Do not access non-existing
3584 2010-04-01 Richard Guenther <rguenther@suse.de>
3588 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3589 Jack Howarth <howarth@bromo.med.uc.edu>
3591 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3594 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3596 * doc/install.texi (Prerequisites): Document libelf usability on
3597 IRIX 5/6 and Solaris 2.
3598 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
3599 Update GNU as, GNU ld requirements.
3600 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
3601 Document Sun Studio compiler download.
3602 Update and simplify as, ld recommendations.
3603 (Specific, *-*-solaris2.7): Note obsoletion, removal.
3605 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3607 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
3608 with_tune_32 to pentium4.
3610 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
3612 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
3614 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3616 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
3617 obsoletion, removal.
3619 Document GNU as requirement.
3620 Update configure requirements.
3621 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
3622 Recomment IRIX 6.5.18+.
3623 Document IDF/IDL requirement.
3624 Document GNU as requirement.
3625 Document GNU ld bootstrap failure.
3626 Remove freeware.sgi.com reference.
3628 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3630 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
3631 UNIX V4.0, V5.0 obsoletion, removal.
3632 Remove --with-gc=simple reference.
3633 Update VM requirements during bootstrap.
3634 Remove -oldas bootstrap description.
3635 Update binutils reference.
3636 Remove comparison failure note.
3638 2010-03-31 Richard Guenther <rguenther@suse.de>
3639 Zdenek Dvorak <ook@ucw.cz>
3640 Sebastian Pop <sebastian.pop@amd.com>
3643 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
3644 with multiple arguments.
3645 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
3647 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3649 * graphite-dependences.c (print_pddr): Call print_pdr with an
3651 * graphite-poly.c (debug_pdr): Add an extra argument for the
3654 (print_pbb_domain): Same.
3656 (print_scop_context): Same.
3658 (print_cloog): Same.
3659 (debug_pbb_domain): Same.
3663 (debug_scop_context): Same.
3665 (debug_cloog): Same.
3666 (print_scop_params): Same.
3667 (debug_scop_params): Same.
3668 (print_iteration_domain): Same.
3669 (print_iteration_domains): Same.
3670 (debug_iteration_domain): Same.
3671 (debug_iteration_domains): Same.
3672 (print_scattering_function): Same.
3673 (print_scattering_functions): Same.
3674 (debug_scattering_function): Same.
3675 (debug_scattering_functions): Same.
3676 * graphite-poly.h (debug_pdr): Update declaration.
3678 (print_pbb_domain): Same.
3680 (print_scop_context): Same.
3682 (print_cloog): Same.
3683 (debug_pbb_domain): Same.
3687 (debug_scop_context): Same.
3689 (debug_cloog): Same.
3690 (print_scop_params): Same.
3691 (debug_scop_params): Same.
3692 (print_iteration_domain): Same.
3693 (print_iteration_domains): Same.
3694 (debug_iteration_domain): Same.
3695 (debug_iteration_domains): Same.
3696 (print_scattering_function): Same.
3697 (print_scattering_functions): Same.
3698 (debug_scattering_function): Same.
3699 (debug_scattering_functions): Same.
3701 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3703 * graphite-poly.c (print_scattering_function_1): New.
3704 (print_scattering_function): Call it.
3705 (print_scop_params): Remove spaces at the end of lines.
3708 * graphite-poly.h (print_cloog): Declared.
3709 (debug_cloog): Declared.
3711 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3713 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
3715 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
3716 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
3717 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
3718 to switch between adding the IV bump in loop->latch or in loop->header.
3720 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
3722 * graphite-poly.c (print_scattering_function): Pretty print following
3725 (print_pbb_domain): Same.
3726 (dump_gbb_cases): Same.
3727 (dump_gbb_conditions): Same.
3730 (print_scop_params): Same.
3731 (print_scop_context): Same.
3733 (print_pbb_body): New.
3734 (lst_indent_to): New.
3735 (print_lst): Start new lines with a #.
3736 * graphite-poly.h (pbb_bb): New.
3737 (pbb_index): Use pbb_bb.
3738 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
3740 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
3742 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3744 * dwarf2out.c (size_of_die): For -gdwarf-4 use
3745 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
3746 and 0 instead of 1 for dw_val_class_flag.
3747 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
3748 dw_val_class_range_list, dw_val_class_loc_list,
3749 dw_val_class_lineptr and dw_val_class_macptr, use
3750 DW_FORM_flag_present for dw_val_class_flag and
3751 DW_FORM_exprloc for dw_val_class_loc.
3752 (output_die): For -gdwarf-4 print dw_val_class_loc
3753 size as uleb128 instead of 1 or 2 bytes and don't print
3754 anything for dw_val_class_flag.
3756 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
3757 instead of cselib_lookup following by tweaking locs->setting_insn.
3760 * cselib.c (cselib_process_insn): Clear cselib_current_insn
3761 even before returning from label, setjmp call or volatile asm
3764 2010-03-31 Richard Guenther <rguenther@suse.de>
3767 * cgraphunit.c (cgraph_output_in_order): Do not allocate
3768 temporary data on stack.
3770 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3772 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
3773 (PUSHSECTION_ASM_OP): Remove.
3774 (POPSECTION_ASM_OP): Remove.
3775 (PUSHSECTION_FORMAT): Remove.
3776 * config/sol2.h (PUSHSECTION_FORMAT): Define.
3777 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
3778 * config/sol2.c (solaris_output_init_fini): Use it.
3780 2010-03-31 Jie Zhang <jie@codesourcery.com>
3783 * opt-functions.awk (var_type_struct): Use signed char type
3784 for simple variables.
3786 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3788 * config/sol2.c: Include output.h.
3789 (solaris_assemble_visibility): New function.
3790 * config/t-sol2 (sol2.o): Add output.h dependency.
3791 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
3792 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
3795 2010-03-31 Jakub Jelinek <jakub@redhat.com>
3798 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
3799 V2SImode or XFmode on PRE_DEC.
3802 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
3805 2010-03-31 Jie Zhang <jie@codesourcery.com>
3808 * reload.h (caller_save_initialized_p): Declare.
3809 * toplev.c (backend_init_target): Don't call
3810 init_caller_save but set caller_save_initialized_p to false.
3811 * caller-save.c (caller_save_initialized_p): Define.
3812 (init_caller_save): Check caller_save_initialized_p.
3813 * ira.c (ira): Call init_caller_save if flag_caller_saves.
3815 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3818 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
3819 and soft-fp/t-softfp to tmake_file.
3820 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
3821 (LIBGCC2_TF_CEXT): Define.
3824 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
3827 * cselib.c (n_useless_values): Document handling of debug locs.
3828 (n_useless_debug_values, n_debug_values): New variables.
3829 (new_elt_loc_list): Don't add to debug values, keep count.
3830 (promote_debug_loc): New.
3831 (cselib_reset_table): Zero new variables.
3832 (entry_and_rtx_equal_p): Promote debug locs.
3833 (discard_useless_locs): Increment n_useless_debug_values for
3835 (remove_useless_values): Adjust n_useless_values and n_debug_values
3836 with n_useless_debug_values.
3837 (add_mem_for_addr): Promote debug locs.
3838 (cselib_lookup_mem): Likewise.
3839 (cselib_lookup_addr): Renamed to...
3840 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
3841 (cselib_log_lookup): ... this. Turn into...
3842 (cselib_lookup_addr): ... new wrapper.
3843 (cselib_lookup_from_insn): New.
3844 (cselib_invalidate_regno): Increment n_useless_debug_values for
3846 (cselib_invalidate_mem): Likewise.
3847 (cselib_process_insn): Take n_deleted and n_debug_values into
3848 account to guard remove_useless_value call.
3849 (cselib_finish): Zero n_useless_debug_values.
3850 * cselib.h (cselib_lookup_from_insn): Declare.
3851 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
3852 (sched_analyze_2): Likewise.
3854 2010-03-30 Jakub Jelinek <jakub@redhat.com>
3856 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
3858 (adjust_mems): Replace narrowing SUBREG of expression containing
3859 just PLUS, MINUS, MULT and ASHIFT of registers and constants
3860 with operations in the narrower mode.
3863 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
3864 regs_invalidated_by_call instead all call_used_reg_set registers.
3866 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
3869 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
3870 pointer comparisons with types_compatible_p.
3871 * tree-vect-stmts.c (vectorizable_call): Same.
3872 (vectorizable_condition): Same.
3874 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3876 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
3877 stack check if the mask would be zero.
3879 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
3880 Jack Howarth <howarth@bromo.med.uc.edu>
3882 * tree-profile.c (tree_init_ic_make_global_vars): Make static
3885 2010-03-30 Joseph Myers <joseph@codesourcery.com>
3888 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
3890 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
3891 Include ___unordxf2 and ___unordtf2.
3892 * config/i386/libgcc-glibc.ver: Do not define inheritance from
3895 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
3897 * config/lm32/t-lm32: New file.
3898 * config.gcc: Use the above file when targetting lm32.
3900 2010-03-28 Duncan Sands <baldrick@free.fr>
3902 * Makefile.in (PLUGIN_HEADERS): Add except.h.
3904 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3907 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
3908 Improve vectorization cost model diagnostic.
3910 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
3913 * tree-vect-data-refs.c (vect_analyze_data_refs): When
3914 compute_data_dependences_for_loop returns false, early exit
3915 and output an extra diagnostic for the failed data reference
3918 2010-03-29 Richard Guenther <rguenther@suse.de>
3920 PR tree-optimization/43560
3921 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
3922 (can_sm_ref_p): Treat stores to readonly locations as trapping.
3924 2010-03-29 Jie Zhang <jie@codesourcery.com>
3927 * toplev.c (process_options): Set optimization_default_node
3928 and optimization_current_node.
3929 * opts.c (decode_options): Don't set optimization_default_node
3930 and optimization_current_node.
3932 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
3934 * config/rtems.h: Abandon -qrtems_debug.
3936 2010-03-28 Jan Hubicka <jh@suse.cz>
3938 PR tree-optimization/43505
3939 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
3940 map should not be copied.
3942 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3945 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
3946 cdtors, set DECL_PRESERVE_P.
3947 * ipa.c (cgraph_externally_visible_p): Return true if declaration
3950 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
3952 PR tree-optimization/43528
3953 * stor-layout.c (place_field): Check that constant fits into
3954 unsigned HWI when skipping calculation of MS bitfield layout.
3956 2010-03-27 Jan Hubicka <jh@suse.cz>
3959 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
3960 notice_global_symbol work.
3962 2010-03-27 Jakub Jelinek <jakub@redhat.com>
3964 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
3965 instead of dwarf2out_decl.
3966 (struct var_loc_node): Remove section_label field.
3967 (dwarf2out_function_decl): New function.
3968 (dwarf2out_var_location): Don't set section_label field.
3969 (dwarf2out_begin_function): Don't empty decl_loc_table here.
3971 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
3973 PR tree-optimization/43544
3974 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
3975 First argument for builtin vectorized function hook is now a
3976 tree to be able to distinguish between machine specific and
3978 * targhooks.c (default_builtin_vectorized_function): Ditto.
3979 * targhooks.h (default_builtin_vectorized_function): Ditto.
3980 * target.h (struct gcc_target): Ditto.
3981 * tree-vect-stmts.c (vectorizable_function): Ditto.
3982 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
3983 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
3986 2010-03-26 Joseph Myers <joseph@codesourcery.com>
3989 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
3990 nested binding iff it is a FUNCTION_DECL.
3991 (store_parm_decls_newstyle): Pass nested=true to bind for
3992 FUNCTION_DECLs amongst parameters.
3994 2010-03-26 Jakub Jelinek <jakub@redhat.com>
3996 * var-tracking.c (vt_expand_loc_callback): Don't run
3997 cselib_expand_value_rtx_cb in dummy mode if
3998 cselib_dummy_expand_value_rtx_cb returned false.
4000 * var-tracking.c (emit_note_insn_var_location): For one part
4001 notes with offset 0, don't add EXPR_LIST around the location.
4002 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
4003 add_location_or_const_value_attribute): Adjust for that change.
4006 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
4007 into first operand and location into second.
4008 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
4009 dw_cfi_oprnd_loc for DW_CFA_expression.
4010 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
4011 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
4012 assume first argument is regnum and second argument is location.
4014 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4017 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
4018 of scratch register to DImode. Split to DImode comparison operator.
4019 Use SImode subreg of scratch register in the multiplication.
4020 (*cmp_sadd_sidi): Ditto.
4021 (*cmp_ssub_si): Ditto.
4022 (*cmp_ssub_sidi): Ditto.
4024 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
4027 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
4028 Remove invalid assert and wrong comment.
4030 2010-03-26 Jakub Jelinek <jakub@redhat.com>
4033 * flags.h (final_insns_dump_p): New extern.
4034 * final.c (final_insns_dump_p): New variable.
4035 (rest_of_clean_state): Set it before -fdump-final-insns=
4036 dumping, clear afterwards.
4037 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
4038 MEM_ALIAS_SET on MEMs.
4040 2010-03-26 David S. Miller <davem@davemloft.net>
4042 * configure.ac: Fix sparc GOTDATA_OP bug check.
4043 * configure: Rebuild.
4045 2010-03-26 Alan Modra <amodra@gmail.com>
4047 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
4049 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4051 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
4052 TLS_SECTION_ASM_FLAG.
4054 2010-03-25 Jakub Jelinek <jakub@redhat.com>
4057 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
4058 Clear first_function_block_is_cold.
4061 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
4062 argument if the argument is truth_value_p.
4064 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4066 * config/rs6000/constraints.md: Update copyright year for my changes.
4069 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
4070 used in reg+reg addressing, swap registers.
4072 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4075 * target.h (struct gcc_target): Add code_end hook.
4076 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
4078 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
4079 * toplev.c (compile_file): Call targetm.asm_out.code_end
4080 hook before unwind info/debug info output.
4081 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
4082 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
4083 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4084 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
4085 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
4086 * config/i386/i386.c (ix86_file_end): Renamed to...
4087 (ix86_code_end): ... this. Make static. Don't call
4088 file_end_indicate_exec_stack. Emit unwind info using
4089 final_start_function/final_end_function.
4090 (darwin_x86_file_end): Remove.
4091 (TARGET_ASM_CODE_END): Define.
4092 * config/i386/i386.h (TARGET_ASM_FILE_END,
4093 NEED_INDICATE_EXEC_STACK): Don't define.
4094 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
4095 (TARGET_ASM_FILE_END): Define to darwin_file_end.
4096 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
4097 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
4100 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
4101 at the beginning and final_end_function at the end.
4102 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
4104 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4106 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
4107 and Sun as TLS syntax.
4108 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
4109 * configure: Regenerate.
4110 * config.in: Regenerate.
4111 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
4112 (default_elf_asm_named_section): Use it.
4113 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
4114 (i386_output_dwarf_dtprel): Likewise.
4115 (output_addr_const_extra): Likewise.
4116 (output_pic_addr_const): Lowercase @GOTTPOFF.
4117 (output_addr_const_extra): Likewise.
4118 (output_pic_addr_const): Lowercase @GOTNTPOFF.
4119 (output_addr_const_extra): Likewise.
4120 (output_pic_addr_const): Lowercase @INDNTPOFF.
4121 (output_addr_const_extra): Likewise.
4122 (output_pic_addr_const): Lowercase @NTPOFF.
4123 (output_addr_const_extra): Likewise.
4124 (output_pic_addr_const): Lowercase @TPOFF.
4125 (output_addr_const_extra): Likewise.
4126 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
4127 (*tls_global_dynamic_64): Likewise.
4128 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
4129 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
4131 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
4132 (ASM_OUTPUT_TLS_COMMON): Use it.
4133 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
4136 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
4137 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
4138 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
4139 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
4140 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4141 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
4143 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4145 * config/i386/i386.c (override_options): Don't accept
4146 -mtls-dialect=sun any longer.
4147 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
4148 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
4149 (*tls_local_dynamic_base_32_sun): Likewise.
4150 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
4152 2010-03-24 Jakub Jelinek <jakub@redhat.com>
4155 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
4156 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
4159 * ira.c (adjust_cleared_regs): New function.
4160 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
4164 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
4166 * expr.c (expand_expr_real): Restore previous
4167 curr_insn_source_location and curr_insn_block after
4168 expand_expr_real_1 call.
4169 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
4170 instead of expand_expr_real_1.
4172 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
4174 PR rtl-optimization/43413
4175 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
4178 2010-03-22 James E. Wilson <wilson@codesourcery.com>
4181 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
4182 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
4184 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
4186 * config/i386/i386.c (ix86_target_string): Add -mfma.
4187 Fix a typo in comment.
4189 2010-03-22 Mike Stump <mikestump@comcast.net>
4192 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
4193 Don't overly align based upon packed packed fields.
4195 2010-03-22 Jason Merrill <jason@redhat.com>
4197 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
4198 Use () rather than [], and move before the element type.
4200 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4202 * doc/configfiles.texi (Configuration Files): Removed
4203 fixinc/Makefile*, intl/Makefile.*.
4204 * doc/makefile.texi: Fixed markup. Abstract from version
4205 control system used.
4206 (Makefile): Removed obsolete gcc/java/parse.y example.
4207 * doc/sourcebuild.texi: Likewise.
4208 (Top Level): Added config, gnattools, libdecnumber, libgcc,
4209 libgomp, libssp. Removed fastjar.
4210 (Miscellaneous Docs): Clarify location.
4211 Added COPYING3, COPYING3.LIB.
4212 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
4214 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4217 * config/i386/i386.c (x86_function_profiler)
4218 [!NO_PROFILE_COUNTERS]: Fix typo.
4219 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
4222 2010-03-22 Janis Johnson <janis187@us.ibm.com>
4223 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4225 * doc/sourcebuild.texi (Test Directives): Split into six
4226 subsections, with most of the current text in new subsections
4227 Directives, Selectors, and Final Actions.
4228 (Directives): Split list of test directives into multiple
4230 (Selectors): Describe use and syntax of selectors.
4231 (Effective-Target Keywords): Describe all existing keywords.
4232 (Add Options): Describe features for dg-add-options.
4233 (Require Support): Describe variants of dg-require-support.
4234 (Final Actions): Describe commands to use in dg-final.
4236 2010-03-22 Michael Matz <matz@suse.de>
4239 * recog.c (validate_replace_rtx_group): Replace also in
4240 REG_EQUAL and REG_EQUIV notes.
4242 2010-03-22 Richard Guenther <rguenther@suse.de>
4244 PR tree-optimization/43390
4245 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
4246 sure vector extracts are type correct.
4248 2010-03-22 Richard Guenther <rguenther@suse.de>
4251 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
4252 x * sqrt (x) even when optimizing for size if the target
4253 has native support for sqrt.
4255 2010-03-22 Jakub Jelinek <jakub@redhat.com>
4257 * varasm.c (make_decl_rtl_for_debug): Also clear
4258 flag_mudflap for the duration of make_decl_rtl call.
4261 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
4262 locs from preserved VALUEs.
4264 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4267 * pa.md (movmemsi): Set align to one if zero.
4268 (movmemdi): Likewise.
4270 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
4273 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
4274 with their corresponding prologue pushes.
4276 2010-03-20 Andrew Pinski <pinskia@gmail.com>
4279 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
4280 at the begining or end.
4281 (spu_expand_epilogue): Likewise.
4283 2010-03-20 Richard Guenther <rguenther@suse.de>
4285 PR rtl-optimization/43438
4286 * combine.c (make_extraction): Properly zero-/sign-extend an
4287 extraction of the low part of a CONST_INT. Also handle
4290 2010-03-19 Mike Stump <mikestump@comcast.net>
4292 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
4293 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
4294 (override_options): Use SUBTARGET32_DEFAULT_CPU.
4296 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
4299 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
4302 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
4304 PR rtl-optimization/42258
4305 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
4306 use that may match DEF.
4309 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
4310 the cost of loading the constant rather than assuming
4312 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
4313 outer code is AND, do the same tests as the andsi3 expander and
4314 return COSTS_N_INSNS (1) if and is cheap.
4316 * optabs.c (avoid_expensive_constant): Fix formatting.
4318 2010-03-19 Michael Matz <matz@suse.de>
4321 * attribs.c (decl_attributes): When rebuilding a function pointer
4322 type use the same qualifiers as the original pointer type.
4324 2010-03-19 Martin Jambor <mjambor@suse.cz>
4326 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
4327 and is_gimple_ip_invariant_address.
4329 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4332 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4334 * config/arm/arm.c (arm_override_options): Turn off
4335 flag_dwarf2_cfi_asm for AAPCS variants.
4337 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4340 * config/arm/arm.c (emit_multi_reg_push): Update comments.
4341 Use PRE_MODIFY instead of PRE_DEC.
4342 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
4343 (vfp_emit_fstmd): Likewise.
4345 2010-03-19 Michael Matz <matz@suse.de>
4348 * builtins.c (expand_builtin_interclass_mathfn,
4349 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
4352 2010-03-19 Richard Guenther <rguenther@suse.de>
4354 PR tree-optimization/43415
4355 * tree-ssa-pre.c (phi_translate): Split out worker to ...
4356 (phi_translate_1): ... this.
4357 (phi_translate): Move all caching here. Cache all NARY
4358 and REFERENCE translations.
4360 2010-03-19 David S. Miller <davem@davemloft.net>
4362 With help from Eric Botcazou.
4363 * config/sparc/sparc.c: Include dwarf2out.h.
4364 (emit_pic_helper): Delete.
4365 (pic_helper_symbol_name): Delete.
4366 (pic_helper_emitted_p): Delete.
4367 (pic_helper_needed): New.
4368 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
4369 (get_pc_thunk_name): New.
4370 (load_pic_register): Remove 'delay_pic_helper' arg. Use
4371 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
4372 Set pic_helper_needed to true. Don't call emit_pic_helper.
4373 (sparc_expand_prologue): Update load_pic_register call.
4374 (sparc_output_mi_thunk): Likewise.
4375 (sparc_file_end): Emit a hidden comdat symbol for the PIC
4376 thunk if possible. Output CFI information as needed.
4378 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4379 Jack Howarth <howarth@bromo.med.uc.edu>
4382 * config/i386/i386.h: Fix ABI on darwin x86-32.
4384 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
4386 * tree.h: Declare make_decl_rtl_for_debug.
4387 * varasm.c (make_decl_rtl_for_debug): New.
4388 * dwarf2out.c (rtl_for_decl_location): Call it.
4389 * cfgexpand.c (expand_debug_expr): Call it.
4391 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4394 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
4398 * var-tracking.c (vt_init_cfa_base): Do nothing if
4399 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
4401 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
4404 * var-tracking.c (canonicalize_vars_star): New.
4405 (dataflow_post_merge_adjust): Use it.
4407 2010-03-18 Jakub Jelinek <jakub@redhat.com>
4410 * var-tracking.c (non_suitable_const): New function.
4411 (add_uses): For DEBUG_INSNs with constants, don't record any
4412 value, instead just the constant value itself.
4413 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
4414 is not VAR_LOC_UNKNOWN_P, set var to the constant.
4415 (emit_notes_in_bb): Likewise.
4416 (emit_note_insn_var_location): For onepart variables if
4417 cur_loc is a VOIDmode constant, use DECL_MODE.
4419 2010-03-18 Martin Jambor <mjambor@suse.cz>
4422 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
4423 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
4424 all non-clones. Moved call redirection...
4425 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
4426 (cgraph_materialize_all_clones): Dispose of all
4427 combined_args_to_skip bitmaps.
4428 (verify_cgraph_node): Do not check for edges pointing to wrong
4429 nodes in inline clones.
4430 * tree-inline.c (copy_bb): Call
4431 cgraph_redirect_edge_call_stmt_to_callee.
4432 * ipa.c (cgraph_remove_unreachable_nodes): Call
4433 cgraph_node_remove_callees even when there are used clones.
4435 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4437 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
4439 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
4445 2010-03-18 Michael Matz <matz@suse.de>
4448 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
4449 into sqrt(x) if we need to preserve signed zeros.
4451 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
4452 Eric Botcazou <ebotcazou@adacore.com>
4454 PR rtl-optimization/43360
4455 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
4456 note if we don't know its invariant status.
4458 2010-03-18 Michael Matz <matz@suse.de>
4460 PR tree-optimization/43402
4461 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
4462 PHI chains of ssa names registered for update.
4464 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
4467 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
4468 non-offsettable and pre_modify update addressing.
4469 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
4470 and "2" alternatives "#".
4471 (*movdd_softfloat32): Make all alternatives "#";
4472 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
4473 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
4474 (*movdf_softfloat32): Make all alternatives "#";
4475 (movdi): Use the new DIFD mode iterator to create a common splitter
4476 for movdi, movdf and movdd patterns.
4478 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
4480 * common.opt (dumpdir): Remove redundant tab.
4482 2010-03-17 Martin Jambor <mjambor@suse.cz>
4484 PR tree-optimization/43347
4485 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
4486 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
4488 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
4490 PR rtl-optimization/42216
4491 * regrename.c (create_new_chain): New function, broken out from...
4492 (scan_rtx_reg): ... here. Call it. Handle the case where we are
4493 appending a use to an empty chain.
4494 (build_def_use): Remove previous changes that convert OP_INOUT to
4495 OP_OUT operands; instead detect the case where an OP_INOUT operand
4496 uses a previously untracked register and create an empty chain for it.
4498 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4500 * doc/extend.texi (Function Attributes): Rewrite unfinished
4501 sentence in ms_abi documentation.
4503 2010-03-17 Alan Modra <amodra@gmail.com>
4505 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
4506 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
4507 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
4508 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
4510 2010-03-16 Richard Henderson <rth@redhat.com>
4513 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
4514 (lower_try_finally): Save and restore eh_seq around the expansion
4517 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4519 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
4520 statements before splitting block.
4522 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4524 * doc/sourcebuild.texi (Testsuites): Fix markup.
4525 Use pathnames relative to gcc/testsuite.
4526 (Test Directives): Move description of how timeout is determined.
4527 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
4528 (C Tests): Correct gcc.misc-tests directory.
4529 Framework tests now live in gcc.test-framework.
4531 2010-03-16 Richard Guenther <rguenther@suse.de>
4534 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
4535 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
4537 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
4538 Alexandre Oliva <aoliva@redhat.com>
4540 PR tree-optimization/42917
4541 * lambda-code.c (remove_iv): Skip debug statements.
4542 (lambda_loopnest_to_gcc_loopnest): Likewise.
4543 (not_interesting_stmt): Debug statements are not interesting.
4545 2010-03-16 Jakub Jelinek <jakub@redhat.com>
4549 * cselib.c (cselib_preserve_constants,
4550 cfa_base_preserved_val): New static variables.
4551 (preserve_only_constants): New function.
4552 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
4553 clear its REG_VALUES. If cselib_preserve_constants, don't
4554 empty the whole hash table, but preserve there VALUEs with constants,
4555 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
4556 (cselib_preserve_cfa_base_value): New function.
4557 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
4558 (cselib_init): Change argument to int bitfield. Set
4559 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
4561 (cselib_finish): Clear cselib_preserve_constants and
4562 cfa_base_preserved_val.
4563 * cselib.h (enum cselib_record_what): New enum.
4564 (cselib_init): Change argument to int.
4565 (cselib_preserve_cfa_base_value): New prototype.
4566 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
4567 * dse.c (dse_step1): Likewise.
4568 * cfgcleanup.c (thread_jump): Likewise.
4569 * sched-deps.c (sched_analyze): Likewise.
4570 * gcse.c (local_cprop_pass): Likewise.
4571 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
4572 If FN is non-NULL, call the callback always and whenever it returns
4573 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
4574 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
4575 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
4576 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
4577 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
4578 * var-tracking.c: Include recog.h.
4579 (bb_stack_adjust_offset): Remove.
4580 (vt_stack_adjustments): Don't call it, instead just gather the
4581 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
4582 (adjust_stack_reference): Remove.
4583 (compute_cfa_pointer): New function.
4584 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
4585 (struct adjust_mem_data): New type.
4586 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
4588 (get_address_mode): New function.
4589 (replace_expr_with_values): Use it.
4590 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
4591 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
4592 (adjust_sets): Remove.
4593 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
4594 Use get_address_mode.
4595 (get_adjusted_src): Remove.
4596 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
4597 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
4598 (add_with_sets): Don't call adjust_sets.
4599 (fp_setter, vt_init_cfa_base): New functions.
4600 (vt_initialize): Change return type to bool. Move most of pool etc.
4601 initialization to the beginning of the function from end. Pass
4602 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
4603 If !frame_pointer_needed, call vt_stack_adjustment before mos
4604 vector is filled, call vt_init_cfa_base if argp/framep has been
4605 eliminated to sp. If frame_pointer_needed and argp/framep has
4606 been eliminated to hard frame pointer, set
4607 hard_frame_pointer_adjustment and call vt_init_cfa_base after
4608 encountering fp setter in the prologue. For MO_ADJUST, call
4609 log_op_type before pusing the op into mos vector, not afterwards.
4610 Call adjust_insn before cselib_process_insn/add_with_sets,
4611 call cancel_changes (0) afterwards.
4612 (variable_tracking_main_1): Adjust for vt_initialize calling
4613 vt_stack_adjustments and returning whether it succeeded or not.
4615 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
4617 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
4620 2010-03-15 Jakub Jelinek <jakub@redhat.com>
4622 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
4624 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
4625 drap_reg has not been set.
4627 2010-03-15 Michael Matz <matz@suse.de>
4630 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
4631 use it to expand block copies.
4632 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
4633 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
4634 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
4636 2010-03-15 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/43367
4639 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
4642 2010-03-15 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/43317
4645 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
4647 2010-03-15 Martin Jambor <mjambor@suse.cz>
4649 PR tree-optimization/43141
4650 * tree-sra.c (create_abstract_origin): New function.
4651 (modify_function): Call create_abstract_origin.
4653 2010-03-15 Chris Demetriou <cgd@google.com>
4655 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
4658 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4661 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
4662 call insert_out_of_ssa_copy for default definitions.
4664 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4666 * graphite-clast-to-gimple.c (my_long_long): Defined.
4667 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
4668 * graphite-sese-to-poly.c (my_long_long): Defined.
4669 (scop_ivs_can_be_represented): Use it.
4671 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4673 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
4674 graphite-max-bbs-per-function, and loop-block-tile-size.
4675 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
4677 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
4679 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4681 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
4682 forward declaration.
4683 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
4684 (add_upper_bounds_from_estimated_nit): New.
4685 (build_loop_iteration_domains): Use it.
4687 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4689 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
4691 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4694 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
4695 should be an INTEGER_CST. Also handle CASE_CONVERT.
4697 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4699 * graphite.c (graphite_initialize): To bound the number of bbs per
4700 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
4701 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
4702 * doc/invoke.texi: Document it.
4704 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4706 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
4707 * graphite-sese-to-poly.h (build_poly_scop): Same.
4709 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
4711 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
4712 the number of parameters in the scop. Use as an upper bound
4713 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
4714 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
4715 * doc/invoke.texi: Document it.
4717 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
4719 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
4720 * doc/c-tree.texi: Remove.
4721 * doc/generic.texi: Merge c-tree.texi here.
4722 * doc/gccint.texi (Trees): Remove menu entry.
4723 (c-tree.texi): Remove @include.
4724 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
4725 * doc/languages.texi (Reading RTL): Ditto.
4727 2010-03-12 Steve Ellcey <sje@cup.hp.com>
4730 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
4732 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4735 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
4736 code added to work around reload clobbering CONST insns.
4738 2010-03-12 Jakub Jelinek <jakub@redhat.com>
4740 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
4741 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
4742 (cselib_preserve_only_values): Remove retain argument, don't
4743 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
4744 * cselib.h (cselib_preserve_only_values): Remove retain argument.
4745 * var-tracking.c (micro_operation): Move insn field before union.
4746 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
4747 (struct variable_tracking_info_def): Remove n_mos field, change
4748 mos into a vector of micro_operations.
4749 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
4750 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
4751 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
4752 changing into a vector.
4753 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
4754 come before all other uops generated by add_stores.
4755 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
4757 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
4758 a vector. Run just one pass over the bbs instead of separate counting
4759 and computation phase.
4760 (vt_finalize): Free VTI (bb)->mos vector instead of array.
4763 * tree-inline.c (remap_decls): Put old_var rather than origin_var
4764 into *nonlocalized_list vector.
4765 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
4766 even if origin is non-NULL.
4767 (gen_variable_die): Likewise.
4768 (process_scope_var): Don't change origin.
4769 (gen_decl_die): Likewise.
4770 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
4771 before adding new edges instead of after it, fix moving over
4774 2010-03-11 David S. Miller <davem@davemloft.net>
4776 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
4778 * configure: Rebuild.
4780 2010-03-11 Martin Jambor <mjambor@suse.cz>
4782 PR tree-optimization/43257
4783 * tree.c (assign_assembler_name_if_neeeded): New function.
4784 (free_lang_data_in_cgraph): Assembler name assignment moved to the
4786 * tree.h (assign_assembler_name_if_neeeded): Declare.
4787 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
4788 the function if needed.
4790 2010-03-11 Chris Demetriou <cgd@google.com>
4792 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
4793 include/stdint-gcc.h, and include/stdint.h world-readable.
4795 2010-03-11 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/43255
4798 * tree-vrp.c (process_assert_insertions_for): Do not insert
4799 asserts for trivial conditions.
4801 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4803 PR tree-optimization/43280
4804 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
4805 generation. Move calculation of size out of the if branch.
4806 (find_bswap): Modify compare number generation.
4808 2010-03-11 Richard Guenther <rguenther@suse.de>
4811 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
4812 (input_gimple_stmt): Fixup handled component types during
4813 operand read. Also fix up decls in ADDR_EXPRs.
4815 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
4817 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
4818 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
4820 2010-03-10 Jan Hubicka <jh@suse.cz>
4823 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
4824 * varasm.c (get_variable_section): Don't do that here...
4825 (make_decl_rtl): ... and here.
4826 (do_assemble_alias): Produce decl RTL.
4827 (assemble_alias): Likewise.
4829 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4832 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
4833 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
4835 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
4836 (based_loc_descr): Only express drap or vdrap regno based expressions
4837 using DW_OP_fbreg when not optimizing.
4838 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
4839 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
4840 REG_CFA_SET_VDRAP note.
4842 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
4844 PR tree-optimization/43236
4845 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
4846 error in calculation of base address in reverse iteration case.
4847 (generate_builtin): Take number of latch executions if the statement
4850 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
4853 * tree-eh.c: Include pointer-set.h.
4854 (lower_eh_dispatch): Filter out duplicate case labels and
4855 remove the unneeded edge when the label is unused. Return
4856 true when some edges are removed.
4857 (execute_lower_eh_dispatch): When any lowering resulted in
4858 removing an edge, also delete unreachable blocks.
4860 2010-03-10 Jakub Jelinek <jakub@redhat.com>
4863 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4864 UNSPEC_MACHOPIC_OFFSET.
4866 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
4869 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
4870 (m68k_delegitimize_address): New function.
4872 2010-03-09 Jakub Jelinek <jakub@redhat.com>
4875 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
4878 * var-tracking.c (adjust_sets): New function.
4879 (count_with_sets, add_with_sets): Use it.
4880 (get_adjusted_src): New inline function.
4881 (add_stores): Use it.
4884 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
4885 call cselib_dummy_expand_value_rtx_cb instead of
4886 cselib_expand_value_rtx_cb.
4889 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
4890 * config/i386/i386.c: Include debug.h and dwarf2out.h.
4891 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
4892 and .cfi_endproc around the pic thunks.
4893 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
4894 all queued unwind info register saves are saved before the call.
4895 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
4896 considered as sp-=4 for unwind info and the pop as sp+=4 which
4897 also clobbers dest, but doesn't actually restore it.
4900 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
4901 RTX_FRAME_RELATED_P.
4903 2010-03-09 Jie Zhang <jie@codesourcery.com>
4905 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
4906 whitespaces in output template.
4908 2010-03-09 Jie Zhang <jie@codesourcery.com>
4910 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
4913 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4915 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
4916 builtins.exp in a separate job.
4918 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4920 * graphite-sese-to-poly.c (add_param_constraints): Use
4921 lower_bound_in_type and upper_bound_in_type.
4923 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4925 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4926 instead of unsigned_type_node.
4928 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4929 Reza Yazdani <reza.yazdani@amd.com>
4932 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
4933 on pointer type parameters.
4935 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4939 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
4940 handle conversions from pointer to integers.
4941 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
4942 induction variable, to be able to work with code generated by CLooG.
4943 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
4944 (build_poly_scop): Bail out if we cannot codegen a loop.
4946 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
4948 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
4949 code generation with gloog_error.
4951 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4953 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
4954 Call fold_convert on all the returned values.
4955 (expand_scalar_variables_expr): Pass to
4956 expand_scalar_variables_ssa_name the type of the resulting expression.
4958 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4960 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
4961 ppl_min_for_le_pointset.
4962 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
4963 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
4965 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4967 * graphite-dependences.c (map_into_dep_poly): Removed.
4968 (dependence_polyhedron_1): Use combine_context_id_scat.
4970 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4972 * graphite-poly.h (struct poly_scattering): Add layout documentation.
4973 (struct poly_bb): Same.
4974 (combine_context_id_scat): New.
4976 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4979 * sese.c (name_defined_in_loop_p): Return false for default
4982 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4984 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
4985 and clean up the logic.
4987 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
4989 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
4992 2010-03-08 Jakub Jelinek <jakub@redhat.com>
4994 * var-tracking.c (remove_cselib_value_chains): Define only for
4996 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
4997 delete_slot_part, emit_notes_for_differences_1): Don't call
4998 remove_cselib_value_chains here.
4999 (set_slot_part, emit_notes_for_differences_2): Don't call
5000 add_cselib_value_chains here.
5001 (preserved_values): New vector.
5002 (preserve_value): New function.
5003 (add_uses, add_stores, vt_add_function_parameters): Use it
5004 instead of cselib_preserve_value.
5005 (changed_values_stack): New vector.
5006 (check_changed_vars_0): New function.
5007 (check_changed_vars_1, check_changed_vars_2): Use it.
5008 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
5009 changed_values_stack VALUEs.
5010 (vt_emit_notes): For all preserved_values call
5011 add_cselib_value_chains. If ENABLE_CHECKING call
5012 remove_cselib_value_chains before verifying value_chains is empty.
5013 Initialize and free changed_values_stack.
5014 (vt_initialize): Initialize preserved_values.
5015 (vt_finalize): Free preserved_values.
5017 2010-03-08 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/43269
5020 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
5023 2010-03-08 Martin Jambor <mjambor@suse.cz>
5025 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
5026 (ipa_is_param_called): Removed.
5027 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
5028 (ipa_print_node_params): Do not print the called flag.
5029 (ipa_write_node_info): Do not stream the called flag.
5030 (ipa_read_node_info): Likewise.
5032 2010-03-07 Jakub Jelinek <jakub@redhat.com>
5035 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
5036 * cselib.c (struct expand_value_data): Add dummy field.
5037 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
5039 (cselib_dummy_expand_value_rtx_cb): New function.
5040 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
5042 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
5043 * var-tracking.c: Include pointer-set.h.
5044 (variable): Change n_var_parts to char from int. Add
5045 cur_loc_changed and in_changed_variables fields.
5046 (variable_canonicalize): Remove.
5047 (shared_var_p): New inline function.
5048 (unshare_variable): Maintain cur_loc_changed and
5049 in_changed_variables fields. If var was in changed_variables,
5050 replace it there with new_var. Just copy cur_loc instead of
5051 resetting it to something else.
5052 (variable_union): Don't recompute cur_loc. Use shared_var_p.
5053 (dataflow_set_union): Don't call variable_canonicalize.
5054 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
5055 of their DEBUG_EXPR_TREE_DECLs.
5056 (canonicalize_loc_order_check): Verify that cur_loc is NULL
5057 and in_changed_variables and cur_loc_changed is false.
5058 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
5059 and cur_loc_changed. Don't update cur_loc here.
5060 (variable_merge_over_src): Don't call variable_canonicalize.
5061 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
5062 removing loc that is equal to cur_loc, clear cur_loc,
5063 set cur_loc_changed and ensure variable_was_changed is called.
5064 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
5065 compare pointers in cur_loc check, if it is equal to loc,
5066 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
5067 (variable_different_p): Remove compare_current_location argument,
5068 don't compare cur_loc.
5069 (dataflow_set_different_1): Adjust variable_different_p caller.
5070 (variable_was_changed): If dv had some var in changed_variables
5071 already, reset in_changed_variables flag for it and propagate
5072 cur_loc_changed over to the new variable. On empty var
5073 always set cur_loc_changed. Set in_changed_variables on whatever
5074 var is added to changed_variables.
5075 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
5076 Use shared_var_p. When removing loc that is equal to cur_loc,
5077 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
5078 end, don't set it to something else, just call variable_was_changed.
5079 (delete_slot_part): Use shared_var_p. When cur_loc equals to
5080 loc being removed, clear cur_loc and set cur_loc_changed.
5081 Set cur_loc_changed if all locations have been removed.
5082 (struct expand_loc_callback_data): New type.
5083 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
5084 allocated. Always create SUBREGs if simplify_subreg failed.
5085 Prefer to use cur_loc, when that fails and still in
5086 changed_variables (and seen first time) recompute it. Set
5087 cur_loc_changed of variables which had to change cur_loc and
5088 compute elcd->cur_loc_changed if any of the subexpressions used
5089 had to change cur_loc.
5090 (vt_expand_loc): Adjust to pass arguments in
5091 expand_loc_callback_data structure.
5092 (vt_expand_loc_dummy): New function.
5093 (emitted_notes): New variable.
5094 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
5095 that weren't used for any other decl in current
5096 emit_notes_for_changes call call vt_expand_loc_dummy to update
5097 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
5098 first loc_chain location if NULL before. Always use just
5099 cur_loc instead of first loc_chain location. When cur_loc_changed
5100 is false, when not --enable-checking=rtl just don't emit any note.
5101 When rtl checking, compute the note and assert it is the same
5102 as previous note. Clear cur_loc_changed and in_changed_variables
5103 at the end before removing from changed_variables.
5104 (check_changed_vars_3): New function.
5105 (emit_notes_for_changes): Traverse changed_vars to call
5106 check_changed_vars_3 on each changed var.
5107 (emit_notes_for_differences_1): Clear cur_loc_changed and
5108 in_changed_variables. Recompute cur_loc of new_var.
5109 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
5110 (vt_emit_notes): Initialize and destroy emitted_notes.
5112 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
5114 PR rtl-optimization/42220
5115 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
5116 Use verify_reg_tracked to determine if we should use OP_OUT rather
5118 (build_def_use): If we see an in-out operand for a register that we
5119 know nothing about, treat is an output if possible, fail the block if
5122 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5125 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
5128 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5131 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
5132 uses of relevant DEFs that are dead outside the loop too.
5134 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
5136 * var-tracking.c (dataflow_set_merge): Swap src and src2.
5138 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5140 * var-tracking.c (values_to_unmark): New variable.
5141 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5142 values_to_unmark vector. Moved body to...
5143 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5144 instead queue it into values_to_unmark vector.
5145 (vt_find_locations): Free values_to_unmark vector.
5147 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
5149 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
5150 (site.exp): Export them when plugins are enabled.
5152 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
5155 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
5157 (chrec_fold_multiply): Same.
5159 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
5162 * c-decl.c (build_compound_literal): Return early if init is
5165 2010-03-04 Martin Jambor <mjambor@suse.cz>
5167 PR tree-optimization/43164
5168 PR tree-optimization/43191
5169 * tree-sra.c (type_consists_of_records_p): Reject records with
5170 zero-size bit-fields at the end.
5172 2010-03-04 Mike Stump <mikestump@comcast.net>
5174 * Makefile.in (TAGS): Remove *.y.
5176 2010-03-04 Richard Guenther <rguenther@suse.de>
5178 PR tree-optimization/40761
5179 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
5181 (my_rev_post_order_compute): New function.
5182 (init_pre): Call it.
5184 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
5187 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
5188 decrease the cost of an IV candidate when the cost is infinite.
5190 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5192 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
5193 Use '3DNow!' for the extension of that name, ensure normal space
5195 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
5197 2010-03-03 Jeff Law <law@redhat.com>
5199 * PR middle-end/32693
5200 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
5201 than gen_rtx_SUBREG.
5202 (extract_bit_field_1): Likewise.
5204 2010-03-03 Janis Johnson <janis187@us.ibm.com>
5206 * doc/sourcebuild.texi (Test directives): Document that arguments
5207 include-opts and exclude-opts are now optional for dg-skip-if,
5208 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
5210 2010-03-03 Jason Merrill <jason@redhat.com>
5213 * cgraph.h (varpool_node): Add extra_name field.
5214 * varpool.c (varpool_extra_name_alias): New.
5215 (varpool_assemble_decl): Emit extra name aliases.
5216 (varpool_mark_needed_node): Look past an extra name alias.
5217 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
5218 * lto-streamer-in.c (lto_input_tree): Read it.
5219 * lto-streamer-out.c (output_unreferenced_globals): Write it.
5221 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
5223 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
5224 (sparc*-*-solaris2*): ...this.
5226 2010-03-03 Jakub Jelinek <jakub@redhat.com>
5229 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
5230 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
5231 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
5232 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
5235 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
5236 fallthrough to default handling, just with want_address 0 instead of 2.
5237 For single element lists, add_AT_loc directly, otherwise create an
5238 artificial variable DIE and stick location list to it.
5241 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
5242 (VAL_EXPR_HAS_REVERSE): Define.
5243 (reverse_op): New function.
5244 (add_stores): For reversible operations add an extra MO_VAL_USE.
5246 2010-03-02 Jason Merrill <jason@redhat.com>
5248 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
5250 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
5252 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
5253 (sparc64-*-linux*): Likewise.
5254 (sparc64-*-solaris2*): Include assembler files before linker ones.
5255 (sparc-*-solaris2*): Simplify and reorder to match previous case.
5256 * config/sparc/gas.h: Delete.
5257 * config/sparc/sol2-64.h: Add copyright notice.
5258 * config/sparc/sol2-gas-bi.h: Likewise.
5259 * config/sparc/sol2-gld.h: Likewise.
5260 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
5261 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
5262 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
5263 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
5264 (sparc_elf_asm_named_section): Rename into...
5265 (sparc_solaris_elf_asm_named_section): ...this. Always define.
5267 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
5269 * config/alpha/alpha.c (override_options): Fix -mtune error message.
5271 2010-03-02 Jeff Law <law@redhat.com>
5274 * reload1.c (rtx_p, substitute_stack): Declare.
5275 (substitute): Record addresses of changed rtxs.
5276 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
5277 Restore the original rtx when complete.
5278 (reload): Free subsitute_stack when complete.
5280 2010-03-02 Janis Johnson <janis187@us.ibm.com>
5282 * doc/gccint.texi (menu): Add Testsuites as a chapter.
5283 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
5285 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
5286 LTO Testing, gcov Testing, profopt Testing, compat Testing,
5287 Torture Tests): Change from subsection to section.
5289 2010-03-02 Jakub Jelinek <jakub@redhat.com>
5290 Steven Bosscher <steven@gcc.gnu.org>
5292 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
5295 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
5298 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
5299 the assignment from the new induction variable to the assignment
5300 of the value from the original loop PHI function.
5302 2010-03-01 Janis Johnson <janis187@us.ibm.com>
5303 Daniel Jacobowitz <dan@codesourcery.com>
5305 * doc/sourcebuild.texi (Test directives): Clarify options to
5308 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5310 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
5311 Disable cfi directives unless GCC and gas agree on using read-only
5312 .eh_frame sections for 64-bit.
5313 * configure: Regenerate.
5315 2010-03-01 Richard Guenther <rguenther@suse.de>
5317 PR tree-optimization/43220
5318 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
5319 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
5321 2010-03-01 Richard Guenther <rguenther@suse.de>
5322 Martin Jambor <mjambor@suse.cz>
5325 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
5326 gimplified parameters.
5328 2010-03-01 Christian Bruel <christian.bruel@st.com>
5330 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
5332 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
5334 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
5336 2010-03-01 Richard Guenther <rguenther@suse.de>
5339 * expr.c (expand_assignment): Use the alias-oracle to tell
5340 if the rhs aliases the result decl.
5342 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5345 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
5346 to sol_gt_pch_get_address.
5347 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
5348 64-bit, SPARC and x86.
5349 (sol_gt_pch_get_address): New function.
5351 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
5353 * toplev.h (inform_n, error_n): Declare.
5354 * diagnostic.c (inform_n, error_n): New function.
5356 2010-03-01 Jakub Jelinek <jakub@redhat.com>
5358 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
5359 has no rtl yet when processing local_decls, queue it and recheck
5360 if deferred stack allocation hasn't assigned it rtl.
5362 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/sh.c (unspec_bbr_uid): New.
5365 (gen_block_redirect): Use it instead of INSN_UID.
5366 (gen_far_branch): Likewise.
5368 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
5370 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
5371 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
5373 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5375 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
5376 (Warning Options): -Wno-conversion-null is valid for
5377 Objective-C++ as well.
5378 * doc/tm.texi (Named Address Spaces): Likewise.
5379 * doc/plugins.texi (Plugins): Replace TABs with spaces.
5380 * doc/tree-ssa.texi (Tree SSA): Likewise.
5382 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5385 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
5386 by default. Don't set the default arch for
5387 i[34567]86-*-darwin*|x86_64-*-darwin*.
5389 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5392 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
5393 default. Set the default 32bit/64bit archs with $with_arch
5394 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
5396 2010-02-27 Richard Guenther <rguenther@suse.de>
5398 PR tree-optimization/43186
5399 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
5400 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
5401 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
5402 unroller iterations.
5404 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
5406 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
5407 required and i[34567]86-*-* targets don't support 64bit ISA.
5409 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
5412 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5415 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5417 * config.gcc: Set the default arch at least to Prescott for
5418 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
5419 if SSE math is enabled.
5421 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5423 * diagnostic.c (diagnostic_initialize): Update.
5424 (diagnostic_report_diagnostic): Test inhibit_notes_p for
5426 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
5427 (diagnostic_inhibit_notes): New.
5428 * toplev.c (process_options): inhibit notes with -fcompare-debug.
5430 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5433 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
5434 * doc/standards.texi: Likewise.
5435 * doc/extend.texi: Likewise.
5436 * doc/trouble.texi: Likewise.
5437 * doc/cppopts.texi: Likewise.
5438 * doc/install.texi: Likewise.
5439 * c.opt (std=c90,std=gnu90): New options.
5440 * c-opts.c (c_common_handle_option): Handle them.
5442 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
5445 * c-decl.c (undeclared_variable): Use an informative note.
5447 2010-02-26 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/43186
5450 * gimple.h (gimple_fold): Remove.
5451 * gimple.c (gimple_fold): Remove. Inline into single user ...
5452 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
5453 Try harder for conditions.
5455 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5458 * function.c (used_types_insert): Don't skip through named pointer
5459 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
5460 and it is different from the main variant's type.
5462 2010-02-26 Nick Clifton <nickc@redhat.com>
5464 * config/rx/rx.md (sminsi3): Remove bogus alternative.
5466 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
5468 * config.gcc: Support --with-fpmath=sse for x86.
5470 * config/i386/ssemath.h: New.
5472 * doc/install.texi (--with-fpmath=sse): Documented.
5474 2010-02-26 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/43188
5477 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
5478 vector types of over-aligned element type.
5480 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.c (expand_vec_perm_blend): Use correct
5484 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
5486 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
5488 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
5490 2010-02-26 Jakub Jelinek <jakub@redhat.com>
5492 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
5493 * var-tracking.c: Include diagnostic.h.
5494 (debug_dv): New function.
5495 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
5498 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
5499 (add_value_chain, add_value_chains, remove_value_chain,
5500 remove_value_chains): Handle DEBUG_EXPRs.
5501 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
5504 * regcprop.c (struct queued_debug_insn_change): New type.
5505 (struct value_data_entry): Add debug_insn_changes field.
5506 (struct value_data): Add n_debug_insn_changes field.
5507 (debug_insn_changes_pool): New variable.
5508 (free_debug_insn_changes, apply_debug_insn_changes,
5509 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
5510 (kill_value_one_regno): Call free_debug_insn_changes if needed.
5511 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
5513 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
5515 (copyprop_hardreg_forward_1): Don't call apply_change_group for
5516 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
5517 changes, call cprop_find_used_regs via note_stores.
5518 (copyprop_hardreg_forward): When copying vd from predecessor
5519 which has any queued DEBUG_INSN changes, make sure the pointers are
5520 cleared. At the end call df_analyze and then if there are any
5521 DEBUG_INSN changes queued at the end of some basic block for still
5522 live registers, apply them.
5523 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
5525 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
5527 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
5530 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
5532 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
5533 targets. Set the default with_cpu/with_arch from arch/cpu.
5534 Allow x86-64 and native for with_cpu/with_arch.
5536 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
5538 * ebitmap.c: Change calls to verify_popcount with calls to
5539 sbitmap_verify_popcount.
5540 (ebitmap_clear_bit): Fixed map->cacheindex test and
5541 map>cache update when bit clearing results in an empty
5544 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5547 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
5548 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
5549 and support both V2DF and V2DI modes.
5550 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
5551 support both V2DF and V2DI modes.
5552 (general): Delete trailing whitespace from a few patterns.
5554 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5555 V2DF/V2DI interleave high/low builtins.
5557 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
5560 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
5561 interleave high/low functions.
5563 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
5565 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
5566 #pragma extern_prefix.
5568 2010-02-25 Jakub Jelinek <jakub@redhat.com>
5571 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
5572 BLKmode, assert op0 is a MEM and just adjust its mode.
5575 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
5576 if bitpos isn't multiple of mode's bitsize.
5578 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5580 * c.opt (-ftemplate-depth=): New.
5581 (-ftemplate-depth-): Deprecate.
5582 * optc-gen.awk: Handle -ftemplate-depth=.
5583 * opth-gen.awk: Likewise.
5584 * c-opts.c (c_common_handle_option): Likewise.
5585 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
5587 2010-02-24 Jason Merrill <jason@redhat.com>
5589 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
5591 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5593 * cfg.c (alloc_aux_for_block): Remove inline.
5594 (alloc_aux_for_edge): Likewise.
5596 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5598 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
5600 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5602 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
5603 * config/i386/sol2-gas.h: New file.
5604 * config.gcc (i[34567]86-*-solaris2*): Use it.
5606 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
5609 * c-typeck.c (ep_convert_and_check): New.
5610 (build_conditional_expr): Use it.
5611 (build_binary_op): Likewise.
5613 2010-02-24 Jakub Jelinek <jakub@redhat.com>
5615 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
5618 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
5619 bounds even for -O+.
5620 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
5621 expr needs to have DECL_NAME set.
5623 2010-02-24 Nick Clifton <nickc@redhat.com>
5625 * config/mep/mep.c: Include gimple.h.
5626 (mep_function_uses_sp): Delete unused function.
5627 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
5628 parameters. Use unsigned integers to count args. Return a
5629 NULL_RTX instead of an error_mark_node. Toidy up formatting.
5631 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5634 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
5635 greater or equal to nelt instead of 2 * nelt.
5636 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
5639 2010-02-23 Jason Merrill <jason@redhat.com>
5642 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
5643 in cfun->local_decls even if they have register types.
5646 * stor-layout.c (place_field): Don't warn about unnecessary
5647 DECL_PACKED if the type is packed.
5649 2010-02-23 Jakub Jelinek <jakub@redhat.com>
5652 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
5653 GOTOFF relocs, even when the base reg isn't pic pointer.
5655 2010-02-23 Michael Matz <matz@suse.de>
5658 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
5659 (expand_gimple_basic_block): Generate and use debug temps if there
5660 are debug uses left after the last real use of TERed ssa names.
5661 Unlink debug immediate uses when they are expanded.
5663 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
5666 * config/i386/i386.c (override_options): Reorganise to provide
5667 better error messages.
5669 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5672 * graphite-scop-detection.c (create_single_exit_edge): Move
5673 the call to find_single_exit_edge to....
5674 (create_sese_edges): ...here. Don't handle multiple edges
5675 exiting the function.
5676 (build_graphite_scops): Don't handle multiple edges
5677 exiting the function.
5679 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5682 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
5683 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
5685 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
5688 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
5690 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
5693 * c-typeck.c (convert_arguments): Print declaration location.
5694 * c-common.c (validate_nargs): Rename as
5695 builtin_function_validate_nargs.
5696 (check_builtin_function_arguments): Update.
5698 2010-02-22 Richard Guenther <rguenther@suse.de>
5701 * tree-inline.c (declare_return_variable): Use the type of
5702 the call stmt lhs if available.
5704 2010-02-22 Duncan Sands <baldrick@free.fr>
5706 * passes.c (register_pass): Always consider all pass lists when
5707 ref_pass_instance_number is zero.
5709 2010-02-22 Richard Guenther <rguenther@suse.de>
5711 PR tree-optimization/42749
5712 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
5713 parameter. Do arithmetic in the original type.
5714 (update_accumulator_with_ops): Likewise.
5715 (adjust_accumulator_values): Adjust.
5717 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5719 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
5720 (QI to BLKmode splitter): New splitter.
5722 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
5724 * config/i386/i386.c (initial_ix86_tune_features): Turn on
5725 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
5727 2010-02-22 Richard Guenther <rguenther@suse.de>
5729 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
5731 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
5733 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
5734 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
5735 ($(T)crti.o, $(T)crtn.o): Remove rules.
5737 2010-02-21 Tobias Burnus <burnus@net-b.de>
5740 * doc/invoke.texi (-fassociative-math): Document that this
5741 option is automatically enabled for Fortran.
5743 2010-02-20 David S. Miller <davem@davemloft.net>
5745 * configure.ac: Test if linker and assembler properly support
5746 GOTDATA_OP relocations.
5747 * configure: Rebuild.
5748 * config.in: Likewise.
5749 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
5750 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
5751 (movsi_high_pic): Likewise.
5752 (movdi_lo_sum_pic): Likewise.
5753 (movdi_high_pic): Likewise.
5754 (movsi_pic_gotdata_op): New pattern.
5755 (movdi_pic_gotdata_op): Likewise.
5756 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
5757 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
5759 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
5763 attribute to ssemul.
5764 (xop_mulv2div2di3_high): Ditto.
5766 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5769 * c.opt (Wconversion-null): New option.
5770 * doc/invoke.texi (Wconversion-null): Document.
5772 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
5774 * common.opt (Wlarger-than-): Add Undocumented.
5776 2010-02-19 Mike Stump <mikestump@comcast.net>
5778 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
5780 2010-02-19 Jason Merrill <jason@redhat.com>
5783 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
5784 * configure: Likewise.
5786 2010-02-20 Alan Modra <amodra@gmail.com>
5789 * cgraph.h (cgraph_make_decl_local): Declare.
5790 * cgraph.c (cgraph_make_decl_local): New function.
5791 (cgraph_make_node_local): Use it.
5792 * cgraphunit.c (cgraph_function_versioning): Likewise.
5793 * ipa.c (function_and_variable_visibility): Likewise.
5795 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5798 * except.c (sjlj_emit_function_enter): Don't call
5799 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
5801 * rtl.h (add_reg_br_prob_note): Remove prototype.
5803 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
5806 * c-common.c (conversion_warning): Remove widening conversions
5807 before checking the conversion of integers to reals.
5809 2010-02-19 Mike Stump <mikestump@comcast.net>
5812 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
5815 * cgraphunit.c (process_function_and_variable_attributes): Check
5816 DECL_PRESERVE_P instead of looking up attribute "used".
5817 * ipa-pure-const.c (check_decl): Likewise.
5818 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
5819 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
5820 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
5821 instead of attribute "used".
5822 * config/sol2-c.c (solaris_pragma_init): Likewise.
5823 (solaris_pragma_fini): Likewise.
5825 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5827 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
5828 Use XCNEW instead of xcalloc.
5829 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
5830 XNEW instead of xmalloc.
5831 (get_fields): Use XNEWVEC instead of xmalloc.
5834 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
5835 populate vars array.
5836 (create_new_general_access): For debug stmts just reset value.
5837 (get_stmt_accesses): For accesses within debug stmts just record them
5838 using add_access_to_acc_sites instead of preventing the peeling or
5839 counting them as accesses.
5842 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
5844 2010-02-19 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/42916
5847 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
5850 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
5852 * configure.ac: Replace all uses of changequote in macro arguments
5853 with proper quoting.
5855 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5858 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
5860 2010-02-19 Richard Guenther <rguenther@suse.de>
5862 PR tree-optimization/42944
5863 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
5864 test for aliasing with errno.
5866 2010-02-19 Jakub Jelinek <jakub@redhat.com>
5869 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
5870 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
5871 * dojump.c: Include output.h.
5872 (inv): New inline function.
5873 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
5874 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
5875 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
5876 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
5877 argument, pass it down to other calls.
5878 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
5879 add REG_BR_PROB note to the conditional jump.
5880 * cfgexpand.c (add_reg_br_prob_note): Removed.
5881 (expand_gimple_cond): Don't call it, add the probability
5882 as last argument to jumpif_1/jumpifnot_1.
5883 * Makefile.in (dojump.o): Depend on output.h.
5884 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
5886 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
5887 * stmt.c (do_jump_if_equal): Likewise.
5888 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
5889 * loop-unswitch.c (compare_and_jump_seq): Likewise.
5890 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
5892 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
5893 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
5894 jumpifnot_1 callers.
5895 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
5897 (store_expr): Adjust jumpifnot caller.
5898 (store_constructor): Adjust jumpif caller.
5901 * gimplify.c (gimple_boolify): For __builtin_expect call
5902 gimple_boolify also on its first argument.
5904 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
5906 * configure.ac (gnu-unique-object): Wrap regexps using [] in
5908 (__stack_chk_fail): Ditto. Remove quadrigraphs.
5909 * configure: Regenerated.
5911 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5913 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
5914 lang_hooks.types_compatible_p instead of comptypes.
5916 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
5918 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
5919 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
5920 if __prefer_thumb__ is defined.
5922 2010-02-18 Martin Jambor <mjambor@suse.cz>
5924 PR tree-optimization/43066
5925 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
5926 array with zero-sized element type.
5928 2010-02-18 Jakub Jelinek <jakub@redhat.com>
5930 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
5931 rtx, allocate struct var_loc_node here and return it to the
5932 caller, and only if it is actually needed.
5933 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
5934 move it earlier and return immediately if it returns NULL.
5936 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
5938 * config/sparc/gas.h: New file. Restore
5939 TARGET_ASM_NAMED_SECTION to its ELF default.
5940 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
5942 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5943 Likewise. Add ATTRIBUTE_UNUSED to prototype.
5944 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
5945 after sparc/sysv4.h.
5947 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
5949 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
5951 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
5953 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
5954 patterns from predicated pattern.
5956 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
5960 for insn mnemonic suffix.
5962 2010-02-17 Richard Guenther <rguenther@suse.de>
5964 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
5967 2010-02-17 Jakub Jelinek <jakub@redhat.com>
5970 * caller-save.c (save_call_clobbered_regs): If BB ends with
5971 a DEBUG_INSN, move any notes in between last real insn and the last
5972 DEBUG_INSN after the last DEBUG_INSN.
5974 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
5976 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
5977 Fix return type. Fix argument type. Explain meaning of return value.
5979 2010-02-16 Richard Guenther <rguenther@suse.de>
5981 PR tree-optimization/41043
5982 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
5983 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
5985 (vrp_visit_phi_node): ... but only for loop PHI nodes.
5987 2010-02-16 Ira Rosen <irar@il.ibm.com>
5989 PR tree-optimization/43074
5990 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
5991 * tree-vect-loop.c (vect_analyze_loop_operations): Add
5992 vectorizable cycles in hybrid SLP check.
5993 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
5995 2010-02-16 Richard Guenther <rguenther@suse.de>
5997 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
5998 (true_dependence): If memrefs_conflict_p computes must-alias
5999 trust it. Move TBAA check after offset-based disambiguation.
6000 (canon_true_dependence): Likewise.
6002 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
6004 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
6005 * doc/invoke.texi: Document it.
6006 * var-tracking.c: Include toplev.h and params.h.
6007 (vt_find_locations): Return bool indicating success. Compute
6008 hash sizes unconditionally. Check new parameter, report.
6009 (variable_tracking_main_1): Check vt_find_locations results and
6010 retry. Renamed from...
6011 (variable_tracking_main): ... this. New wrapper to preserve
6012 flag_var_tracking_assignments.
6013 * Makefile.in (var-tracking.o): Adjust dependencies.
6015 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
6016 Jakub Jelinek <jakub@redhat.com>
6019 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
6020 if weak_import attribute is present.
6021 * config/darwin.c (machopic_select_section): Likewise.
6023 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
6025 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
6026 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
6027 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
6028 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
6030 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
6033 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
6036 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
6037 Rewrite text to refer to the names.
6039 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
6041 * config/i386/i386-builtin-types.def
6042 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
6043 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
6044 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
6045 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
6046 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
6047 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
6048 IX86_BUILTIN_VPERMIL2PS256.
6049 (MULTI_ARG_4_DF2_DI_I): Defined.
6050 (MULTI_ARG_4_DF2_DI_I1): Defined.
6051 (MULTI_ARG_4_SF2_SI_I): Defined.
6052 (MULTI_ARG_4_SF2_SI_I1): Defined.
6053 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
6054 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
6055 __builtin_ia32_vpermil2ps256.
6056 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6057 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6058 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
6059 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
6060 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
6061 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
6062 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
6063 CODE_FOR_xop_vpermil2v8sf3.
6064 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
6065 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
6066 * config/i386/xopintrin.h (_mm_permute2_pd): New.
6067 (_mm256_permute2_pd): New.
6068 (_mm_permute2_ps): New.
6069 (_mm256_permute2_ps): New.
6071 2010-02-15 Nick Clifton <nickc@redhat.com>
6073 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
6074 boolean parameters. Use emit_jump_insn when emitting a pop
6075 instruction containing a return insn.
6076 (push): Use 'true' rather than '1' as second parameter to F.
6077 (h8300_expand_prologue): Likewise.
6078 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
6079 (h8300_expand_epilogue): Likewise.
6081 2010-02-15 Richard Guenther <rguenther@suse.de>
6084 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
6087 2010-02-15 Nick Clifton <nickc@redhat.com>
6089 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
6092 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
6094 * intl.c (fake_ngettext): New function.
6095 * intl.h (fake_ngettext): Declare.
6096 (ngettext): Define macro.
6097 * collect2.c (notice_translated): New function.
6098 (main): Use notice_translated and ngettext.
6099 * collect2.h (notice_translated): Declare.
6101 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
6103 * reorg.c (delete_computation): Comment fixes.
6104 * caller-save.c (setup_save_areas): Idem.
6105 * sel-sched-dump.c (dump_lv_set): Idem.
6108 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6110 * config/s390/s390.c (s390_sched_init): New function.
6111 (TARGET_SCHED_INIT): Target hook defined.
6113 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
6114 Jack Howarth <howarth@bromo.med.uc.edu>
6115 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6118 Partial revert of unintended change in fix for PR41605.
6119 * config/darwin.h: Fix typo.
6120 * config/darwin9.h: Same.
6122 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6124 * c-pch.c (pch_init): Clear v.
6126 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6129 * graphite-scop-detection.c (graphite_can_represent_scev): Call
6130 graphite_can_represent_init for MULT_EXPR.
6132 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6136 * graphite-sese-to-poly.c (remove_phi): New.
6137 (translate_scalar_reduction_to_array): Call remove_phi.
6139 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6142 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
6143 * graphite-clast-to-gimple.h (gloog): Update declaration.
6144 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
6145 * graphite-poly.h (struct poly_bb): Add missing comments.
6146 (struct scop): Add poly_scop_p field.
6148 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
6149 * graphite.c (graphite_transform_loops): Build the polyhedral
6150 representation for each scop before code generation.
6151 * sese.c (rename_variables_in_operand): Removed.
6152 (rename_variables_in_expr): Return the renamed expression.
6153 (rename_sese_parameters): New.
6154 * sese.h (rename_sese_parameters): Declared.
6156 2010-02-11 Richard Guenther <rguenther@suse.de>
6158 PR tree-optimization/42998
6159 * tree-ssa-pre.c (create_expression_by_pieces): Treat
6160 POINTER_PLUS_EXPR properly.
6162 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
6163 Changpeng Fang <changpeng.fang@amd.com>
6166 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
6167 the cost of an IV candidate when the IV is used in a test against zero.
6169 * gcc.dg/tree-ssa/ivopts-3.c: New.
6171 2010-02-11 Richard Guenther <rguenther@suse.de>
6174 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
6175 pointer-vs-decl case by swapping refs. Handle some cases
6176 of pointer-vs-decl disambiguations more conservatively.
6177 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
6178 to false after expanding.
6180 2010-02-11 Richard Guenther <rguenther@suse.de>
6183 * gcc.c (process_command): Handle LTO file@offset case more
6186 2010-02-11 Jakub Jelinek <jakub@redhat.com>
6188 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
6189 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
6191 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
6193 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
6194 if MEM's mode size isn't DWARF2_ADDR_SIZE.
6195 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
6196 Optimize eq/ne comparisons when both arguments are known to be
6198 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
6199 Don't mask operands unnecessarily if they are known to be already
6202 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
6204 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
6207 2010-02-10 Richard Guenther <rguenther@suse.de>
6209 PR tree-optimization/43017
6210 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
6211 for wrapping signed arithmetic.
6213 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6216 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
6217 if no debug info should be emitted for it.
6219 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6221 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
6222 note when flag_exceptions is set.
6224 2010-02-10 Duncan Sands <baldrick@free.fr>
6226 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
6228 2010-02-10 Richard Guenther <rguenther@suse.de>
6231 * tree.c (get_unwidened): Handle constants.
6232 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
6234 2010-02-10 Martin Jambor <mjambor@suse.cz>
6237 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
6238 check for variable argument counts independently.
6240 2010-02-10 Christian Bruel <christian.bruel@st.com>
6243 * config/sh/sh.c (find_barrier): Increase length for non delayed
6244 conditional branches.
6246 2010-02-10 Christian Bruel <christian.bruel@st.com>
6248 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
6250 2010-02-10 Jakub Jelinek <jakub@redhat.com>
6252 * builtins.c (set_builtin_user_assembler_name): Also handle
6253 ffs if int is smaller than word.
6255 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
6258 * ira-conflicts.c (get_dup): Remove.
6259 (process_reg_shuffles): Add new parameter. Use it as an
6260 additional guard for copy generation.
6261 (add_insn_allocno_copies): Rewrite.
6263 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
6265 * common.opt (fsched2-use-traces): Preserved for backward
6267 * doc/invoke.texi: Remove the documentation about option
6268 -fsched2-use-traces.
6269 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
6270 flag_sched2_use_traces.
6271 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
6272 the backward compatibility flag section.
6274 2010-02-09 Richard Guenther <rguenther@suse.de>
6276 PR tree-optimization/43008
6277 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
6278 make HEAP variables initialized from global memory if they
6279 are not known builtin functions.
6280 (find_func_aliases): Adjust.
6282 2010-02-09 Richard Guenther <rguenther@suse.de>
6284 PR tree-optimization/43000
6285 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
6286 arithmetic manually.
6288 2010-02-08 Jakub Jelinek <jakub@redhat.com>
6290 PR tree-optimization/42931
6291 * tree-loop-linear.c (try_interchange_loops): Don't call
6292 double_int_mul if estimated_loop_iterations failed.
6294 2010-02-08 Martin Jambor <mjambor@suse.cz>
6297 * tree-sra.c (build_accesses_from_assign): Do not mark in
6298 should_scalarize_away_bitmap if stmt has volatile ops.
6299 (sra_modify_assign): Do not process assigns piecemeal if if stmt
6302 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
6304 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
6306 2010-02-07 Adam Nemet <adambnmet@gmail.com>
6308 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
6311 2010-02-07 Andrew Pinski <pinskia@gmail.com>
6314 * df-core.c (df_finish_pass): Change type of saved_flags to int.
6316 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6319 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
6320 to unknown_dependence.
6321 (graphite_legal_transform_dr): Handle the unknown_dependence.
6322 (graphite_carried_dependence_level_k): Same.
6324 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
6326 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
6328 2010-02-07 Richard Guenther <rguenther@suse.de>
6331 * expr.c (get_inner_reference): Always initialize *pbitsize.
6333 2010-02-07 Richard Guenther <rguenther@suse.de>
6336 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
6337 new ARRAY_REFs on variable size element or minimal index arrays.
6339 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
6340 gimple_fold_indirect_ref.
6342 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
6345 * arm.c (arm_override_options): Just return if the user has specified
6346 an invalid fpu name.
6348 2010-02-03 Jason Merrill <jason@redhat.com>
6351 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
6352 i386_pe_maybe_record_exported_symbol.
6354 2010-02-05 Steve Ellcey <sje@cup.hp.com>
6357 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6358 (pa_delegitimize_address): New function.
6360 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
6362 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
6363 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
6365 2010-02-05 Richard Guenther <rguenther@suse.de>
6368 * lto-streamer-in.c (get_resolution): Deal with references
6369 to undefined functions.
6371 2010-02-05 Richard Guenther <rguenther@suse.de>
6373 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
6374 (fold_const_aggregate_ref): Likewise.
6375 (ccp_fold_stmt): Substitute loads.
6376 (maybe_fold_reference): Verify types before substituting.
6378 (fold_gimple_assign): Unshare properly.
6379 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
6381 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
6383 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
6384 for rs6000_gen_cell_microcode.
6386 2010-02-04 Richard Guenther <rguenther@suse.de>
6388 PR rtl-optimization/42952
6389 * dse.c (const_or_frame_p): Remove MEM handling.
6391 2010-02-04 Nick Clifton <nickc@redhat.com>
6393 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
6394 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
6395 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
6396 (mn10300_asm_output_mi_thunk): New function.
6397 (mn10300_can_output_mu_thunk): New function.
6398 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
6399 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
6400 (FUNCTION_ARG): Delete incorrect comment.
6402 2010-02-03 Jason Merrill <jason@redhat.com>
6405 * fold-const.c (operand_equal_p): Handle erroneous types.
6407 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
6409 * config/h8300/h8300.md (can_delay): Fix attibute condition.
6411 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
6413 PR rtl-optimization/42941
6414 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
6417 2010-02-03 Jason Merrill <jason@redhat.com>
6420 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
6422 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
6425 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
6426 (cselib_reset_table): Renamed from...
6427 (cselib_reset_table_with_next_value): ... this.
6428 (cselib_get_next_uid): Renamed from...
6429 (cselib_get_next_unknown_value): ... this.
6430 * cselib.c (next_uid): Renamed from...
6431 (next_unknown_value): ... this.
6432 (cselib_clear_table): Adjust.
6433 (cselib_reset_table): Adjust. Renamed from...
6434 (cselib_reset_table_with_next_value): ... this.
6435 (cselib_get_next_uid): Adjust. Renamed from...
6436 (cselib_get_next_unknown_value): ... this.
6437 (get_value_hash): Use hash.
6438 (cselib_hash_rtx): Likewise.
6439 (new_cselib_val): Adjust. Set and dump uid.
6440 (cselib_lookup_mem): Pass next_uid as hash.
6441 (cselib_subst_to_values): Likewise.
6442 (cselib_log_lookup): Dump uid.
6443 (cselib_lookup): Pass next_uid as hash. Adjust.
6444 (cselib_process_insn): Adjust.
6445 (cselib_init): Initialize next_uid.
6446 (cselib_finish): Adjust.
6447 (dump_cselib_table): Likewise.
6448 * dse.c (canon_address): Dump value uid.
6449 * print-rtl.c (print_rtx): Print value uid.
6450 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
6452 (dv_uid): New function, sort of renamed from...
6453 (dv_htab_hash): ... this, reimplemented in terms of it and...
6454 (dv_uid2hash): ... this. New.
6455 (variable_htab_eq): Drop excess assertions.
6456 (tie_break_pointers): Removed.
6457 (canon_value_cmp): Compare uids.
6458 (variable_post_merge_New_vals): Print uids.
6459 (vt_add_function_parameters): Adjust.
6460 (vt_initialize): Reset table. Adjust.
6462 2010-02-03 Richard Guenther <rguenther@suse.de>
6464 PR tree-optimization/42944
6465 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
6466 (call_may_clobber_ref_p_1): Likewise. Properly handle
6467 malloc and calloc clobbering errno.
6469 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
6471 * doc/invoke.texi: Fix name of sched1 dump.
6473 * opts.c (decode_options): Set flag_tree_switch_conversion
6474 only conditionally on optimize >= 2.
6476 * gcse.c: Assorted comment fixes in pass description.
6478 2010-02-03 Anthony Green <green@moxielogic.com>
6480 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
6481 nop padding in order to maintain alignment of storage location of
6482 target function address.
6483 (moxie_trampoline_init): Store target function address at newly
6485 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
6487 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
6489 2010-02-03 Richard Guenther <rguenther@suse.de>
6492 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
6494 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6496 * config.gcc: Reenable check for obsolete targets.
6497 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
6498 mips-sgi-irix6.[0-4]*.
6500 2010-02-02 Nick Clifton <nickc@redhat.com>
6502 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
6503 constant size of 4 as being the same as 0.
6504 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
6505 can take values in the range 0..4.
6507 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
6510 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
6511 as _darwin10_Unwind_FindEnclosingFunction().
6512 * libgcc-libsystem.ver: New.
6514 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
6517 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
6518 implicitly set registers.
6520 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
6522 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
6523 (arm_override_options): Allow automatic selection of the thread
6524 pointer register if thumb2.
6525 (legitimize_pic_address): Improve code sequences for Thumb2.
6526 (arm_call_tls_get_addr): Likewise.
6527 (legitimize_tls_address): Likewise.
6528 * arm.md (pic_load_addr_arm): Delete. Replace with ...
6529 (pic_load_addr_32bit): ... this. New named pattern.
6530 * thumb2.md (pic_load_addr_thumb2): Delete.
6531 (pic_load_dot_plus_four): Delete.
6532 (tls_load_dot_plus_four): New named pattern.
6534 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6537 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
6538 Document fix for TLS bug.
6540 2010-01-31 Richard Guenther <rguenther@suse.de>
6542 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
6543 conservatively correct.
6545 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6549 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6551 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6553 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6555 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
6557 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
6559 * config.gcc: Adjust order of makefile fragments for mingw targets.
6561 2010-01-31 Richard Guenther <rguenther@suse.de>
6564 * gimplify.c (gimplify_init_constructor): For volatile LHS
6565 initialize a temporary.
6567 2010-01-31 Matthias Klose <doko@ubuntu.com>
6569 * configure.ac: Fix __stack_chk_fail check for cross builds configured
6571 * configure: Regenerate.
6573 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
6575 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
6576 the same alias set and their sizes different constantness.
6577 (aliasing_component_refs_p): Revert 2009-10-24 change.
6579 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6581 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
6584 2010-01-29 Richard Guenther <rguenther@suse.de>
6586 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
6587 Assert we successfully updated the call.
6589 2010-01-29 Jakub Jelinek <jakub@redhat.com>
6591 PR rtl-optimization/42889
6592 * df.h (df_set_bb_dirty_nonlr): New prototype.
6593 * df-core.c (df_set_bb_dirty_nonlr): New function.
6594 * df-scan.c (df_insn_rescan): Call it instead of
6595 df_set_bb_dirty for DEBUG_INSNs.
6597 2010-01-29 Richard Guenther <rguenther@suse.de>
6600 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
6601 quadratic behavior in most cases.
6603 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
6607 in the call to gen_x86_movsicc_0_m1.
6609 2010-01-28 Richard Guenther <rguenther@suse.de>
6611 PR tree-optimization/42871
6612 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
6614 2010-01-28 Richard Guenther <rguenther@suse.de>
6616 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
6617 into call arguments.
6619 2010-01-28 Richard Guenther <rguenther@suse.de>
6622 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
6623 the forwarder if the destination is an EH landing pad.
6625 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
6627 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
6628 block list passed to gimple_duplicate_sese_tail.
6629 (parallelize_loops): Avoid parallelization when the function
6631 Avoid parallelization when the preheader is IRREDUCIBLE.
6632 Try to optimize when estimated_loop_iterations_int is unresolved.
6633 Add the loop's location to the dump file.
6634 * tree-cfg.c (add_phi_args_after_redirect): Remove.
6635 (gimple_duplicate_sese_tail): Remove the check for the latch.
6636 Redirect nexits to the exit block.
6637 Remove handling of the incoming edges to the latch.
6638 Redirect the backedge from the copied latch to the exit bb.
6640 2010-01-28 Michael Matz <matz@suse.de>
6643 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
6644 Wrap force_reg into a sequence, emit it before user.
6646 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
6648 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
6650 (arm_legacy_rev): Likewise.
6651 (thumb_legacy_rev): Likewise.
6653 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6655 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
6656 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
6657 on MEM's address failed, try avoid_constant_pool_reference and
6658 recurse if it returned something different.
6659 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
6660 address, try avoid_constant_pool_reference and recurse if it
6661 returned something different.
6662 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
6663 address and avoid_constant_pool_reference returned something
6664 different, don't set have_address.
6666 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
6669 * var-tracking.c (val_store): Add modified argument, obey it.
6671 (count_uses): Move down logging of main.
6672 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
6673 don't need resolution.
6674 (emit_notes_in_bb): Likewise.
6676 2010-01-27 Richard Guenther <rguenther@suse.de>
6679 * tree-inline.c (remap_decl): Delay remapping of SSA name
6680 default definitions until we need them.
6682 2010-01-27 Jakub Jelinek <jakub@redhat.com>
6684 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
6685 (rs6000_delegitimize_address): New function.
6687 * config/s390/s390.c (s390_delegitimize_address): Call
6688 delegitimize_mem_from_attrs.
6691 * tree-inline.c (cannot_copy_type_1): Removed.
6692 (copy_forbidden): Don't forbid copying of functions containing
6693 records/unions with variable length fields.
6695 2010-01-27 Christian Bruel <christian.bruel@st.com>
6699 * config/sh/sh.c (find_barrier): Increase length for non delayed
6700 conditional branches.
6702 2010-01-27 Matthias Klose <doko@ubuntu.com>
6704 * configure.ac (gnu-unique-object): Fix ldd version check.
6705 * configure: Regenerate.
6707 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6709 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
6711 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
6712 Test for HAVE_GNU_AS value.
6714 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6716 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
6717 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
6718 INT64_TYPE): Define.
6719 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
6720 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6721 INT_LEAST64_TYPE): Define.
6722 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
6723 UINT_LEAST64_TYPE): Define.
6724 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
6725 INT_FAST64_TYPE): Define.
6726 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6727 UINT_FAST64_TYPE): Define.
6728 (INTMAX_TYPE, UINTMAX_TYPE): Define.
6729 (INTPTR_TYPE, UINTPTR_TYPE): Define.
6730 (SIG_ATOMIC_TYPE): Define.
6732 2010-01-26 Richard Guenther <rguenther@suse.de>
6734 * df-scan.c (df_scan_set_bb_info): Remove assert.
6735 (df_insn_rescan_debug_internal): Merge asserts.
6736 (df_install_ref): Likewise.
6737 (df_mark_reg): Use bitmap_set_range.
6738 (df_hard_reg_used_p): Remove assert.
6739 (df_hard_reg_used_count): Likewise.
6741 2010-01-26 Richard Guenther <rguenther@suse.de>
6743 PR rtl-optimization/42685
6744 * web.c (web_main): Ignore DEBUG_INSNs.
6746 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
6748 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
6750 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
6751 Fix types of fndecl and arglist parameters.
6753 2010-01-26 Richard Guenther <rguenther@suse.de>
6756 * tree-eh.c (unsplit_eh): Skip debug insns.
6758 2010-01-26 Richard Guenther <rguenther@suse.de>
6760 PR tree-optimization/42250
6761 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
6763 2010-01-26 Jakub Jelinek <jakub@redhat.com>
6766 * omp-low.c (expand_omp_sections): Only use single_pred if
6767 l2_bb is single_pred_p.
6769 2010-01-25 Christian Bruel <christian.bruel@st.com>
6772 * config/sh/sh.c (find_barrier): Increase length for non delayed
6773 conditional branches.
6774 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
6776 2010-01-24 David S. Miller <davem@davemloft.net>
6778 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
6779 define if not using GAS.
6780 * config/sparc/sparc.c (sparc_elf_asm_named_section):
6781 Likewise. Delete SECTION_MERGE code, which is only applicable
6784 2010-01-24 Mark Mitchell <mark@codesourcery.com>
6787 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
6788 mangling of va_list in system headers.
6790 2010-01-23 Toon Moene <toon@moene.org>
6792 * tree-predcom.c (combine_chains): Return NULL, not false.
6794 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
6796 * tree-loop-distribution.c (distribute_loop): Fix declaration and
6797 initialization of variable res to agree with return type.
6799 2010-01-22 Steve Ellcey <sje@cup.hp.com>
6801 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
6802 * tree-sra.c: Add include of expr.h.
6804 2010-01-22 Jakub Jelinek <jakub@redhat.com>
6806 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
6807 insert the debug stmt on the single non-EH edge from the stmt.
6809 2010-01-22 Richard Henderson <rth@redhat.com>
6812 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
6813 the RHS until after generate_subtree_copies has insertted its
6814 code before the current statement.
6816 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
6818 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
6820 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
6822 2010-01-21 Martin Jambor <mjambor@suse.cz>
6824 PR tree-optimization/42585
6825 * tree-sra.c (struct access): New field grp_total_scalarization.
6826 (dump_access): Dump the new field.
6827 (should_scalarize_away_bitmap): New variable.
6828 (cannot_scalarize_away_bitmap): Likewise.
6829 (sra_initialize): Allocate new bitmaps.
6830 (sra_deinitialize): Free new bitmaps.
6831 (create_access_1): New function.
6832 (create_access): Parts moved to create_access_1.
6833 (type_consists_of_records_p): New function.
6834 (completely_scalarize_record): Likewise.
6835 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
6836 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
6837 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
6839 (analyze_all_variable_accesses): Completely scalarize small eligible
6842 2010-01-21 Martin Jambor <mjambor@suse.cz>
6844 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
6846 2010-01-21 Andrew Haley <aph@redhat.com>
6848 * gcc.c (process_command): Move lang_specific_driver before
6849 setting cc_libexec_prefix.
6851 2010-01-21 Richard Guenther <rguenther@suse.de>
6854 * fold-const.c (negate_expr_p): Pretend only negative
6855 real constants are easily negatable.
6857 2010-01-20 Janis Johnson <janis187@us.ibm.com>
6858 Jason Merrill <jason@redhat.com>
6860 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
6861 (TYPE_TRANSPARENT_AGGR): this, for union and record.
6862 * calls.c (initialize argument_information): Handle it.
6863 * c-common.c (handle_transparent_union_attribute): Use new name.
6864 * c-decl.c (finish_struct): Ditto.
6865 * c-typeck.c (type_lists_compatible_p): Ditto.
6866 (convert_for_assignment): Use new name and also handle record.
6867 * function.c (aggregate_value_p): Handle it.
6868 (pass_by_reference): Ditto.
6869 (assign_parm_data_types): Ditto.
6870 * print-tree.c (print_node): Ditto.
6871 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
6872 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
6873 * tree.c (first_field): New fn.
6875 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
6878 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
6879 even when linking statically, for now.
6881 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6884 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
6885 without a cselib val.
6886 (count_uses): Accept MO_VAL_SET with no val on stores.
6887 (add_stores): Likewise.
6889 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6891 * var-tracking.c (check_value_val): Add a compile time assertion.
6892 (dv_is_decl_p): Simplify.
6893 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
6894 gcc_assert if ENABLE_CHECKING.
6896 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
6899 * var-tracking.c: Include tree-flow.h.
6900 (mem_dies_at_call): New.
6901 (dataflow_set_preserve_mem_locs): Use it.
6902 (dataflow_set_remove_mem_locs): Likewise.
6903 (dump_var): Renamed from dump_variable. Adjust all callers.
6904 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
6905 * Makefile.in (var-tracking.o): Adjust deps.
6907 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
6909 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
6911 2010-01-20 Richard Guenther <rguenther@suse.de>
6913 PR tree-optimization/42717
6914 * tree-ssa-dce.c (get_live_post_dom): Remove.
6915 (forward_edge_to_pdom): Take an arbitrary edge to copy
6916 degenerate PHI args from.
6917 (remove_dead_stmt): Use the first post-dominator even if it
6918 does not contain live statements as redirection destination.
6920 2010-01-20 Richard Guenther <rguenther@suse.de>
6922 * tree-inline.c (estimate_num_insns): Handle EH builtins.
6924 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6926 * sel-sched.c (create_speculation_check): Remove set but not used
6928 (try_transformation_cache): Remove set but not used variable ds.
6929 (calculate_privileged_insns): Remove set but not used variables
6930 cur_insn and min_spec_insn.
6931 (find_best_expr): Remove set but not used variable avail_n.
6932 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
6934 * cgraphunit.c (assemble_thunk): Remove set but not used variable
6936 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
6937 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
6940 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
6943 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
6944 cpu types. Add support for *-sse3 cpu types.
6945 (x86_64-*-*): Ditto.
6947 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6950 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
6951 argument, call initializer_constant_valid_p_1 instead of
6952 initializer_constant_valid_p, pass CACHE to it, return NULL
6953 immediately if first call returns NULL.
6954 (initializer_constant_valid_p_1): New function.
6955 (initializer_constant_valid_p): Use it.
6957 2010-01-20 Thomas Quinot <quinot@adacore.com>
6959 * tree.def (PLACEHOLDER_EXPR): Fix comment.
6961 2010-01-20 Jakub Jelinek <jakub@redhat.com>
6963 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
6964 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
6965 (loc_list_from_tree): Don't handle unsigned division. Handle
6966 signed modulo using DW_OP_{over,over,div,mul,minus}.
6967 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
6968 modulo instead of signed.
6970 2010-01-20 DJ Delorie <dj@redhat.com>
6972 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
6974 (h8300_emit_stack_adjustment): Propogate it.
6976 (h8300_expand_prologue): Likewise.
6977 (h8300_expand_epilogue): Likewise.
6979 2010-01-19 Michael Matz <matz@suse.de>
6981 PR tree-optimization/41783
6982 * tree-data-ref.c (toplevel): Include flags.h.
6983 (dump_data_dependence_relation): Also dump the inputs if the
6984 result will be unknown.
6985 (split_constant_offset_1): Look through some conversions.
6986 * tree-predcom.c (determine_roots_comp): Restart a new chain if
6987 the offset from last element is too large.
6988 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
6989 (reassociate_to_the_same_stmt): Handle vector registers.
6990 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
6992 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
6993 wide_prolog_niters argument, emit widening instructions.
6994 (vect_do_peeling_for_alignment): Adjust caller, use widened
6995 variant of the iteration cound.
6996 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
6998 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7001 * config/arm/neon-testgen.m (emit_automatics): New parameter
7002 features. Adjust for Fixed_return_reg feature.
7003 (test_intrinsic): Call emit_automatics with new feature.
7004 * config/arm/neon.ml: Update copyright years.
7005 (features): New Fixed_return_reg feature.
7006 (ops): Update feature for Vget_low.
7008 2010-01-19 Jakub Jelinek <jakub@redhat.com>
7010 PR tree-optimization/42719
7011 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
7015 * fwprop.c (all_uses_available_at): Return false if def_set dest
7016 is a REG that is used in def_insn.
7018 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
7020 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
7022 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
7025 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
7027 * target.h (struct gcc_target) <secondary_reload>: Change type
7028 of last argument to secondary_reload_info *.
7030 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
7033 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
7034 memory references with unaligned offsets. Remove CQImode handling.
7035 (unaligned_memory_operand): Return 1 for memory references with
7036 unaligned offsets. Remove CQImode handling.
7038 2010-01-18 Richard Guenther <rguenther@suse.de>
7041 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
7044 2010-01-18 Richard Guenther <rguenther@suse.de>
7046 PR tree-optimization/42781
7047 * tree-ssa-structalias.c (find_what_var_points_to): Skip
7048 restrict processing only if the original variable was artificial.
7050 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
7052 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
7053 find number of popped argument bytes.
7055 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
7056 Fix the text that describes the return value for invalid insns.
7058 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
7060 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
7061 Clarify what 'cost of the -dependence' is. Fix quoting.
7063 * toplev.c (default_get_pch_validity): Rename argument to "sz".
7064 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
7066 2010-01-17 Jakub Jelinek <jakub@redhat.com>
7068 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
7069 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
7071 2010-01-17 Richard Guenther <rguenther@suse.de>
7074 * function.c (split_complex_args): Take a VEC to modify.
7075 (assign_parms_augmented_arg_list): Build a VEC instead of
7076 a chain of PARM_DECLs.
7077 (assign_parms_unsplit_complex): Take a VEC of arguments.
7078 Do not fixup unmodified parms.
7079 (assign_parms): Deal with the VEC.
7080 (gimplify_parameters): Likewise.
7082 2010-01-17 Richard Guenther <rguenther@suse.de>
7084 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
7085 node existence check.
7086 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
7087 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
7088 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
7089 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
7090 (gimple_execute_on_growing_pred): Likewise.
7092 2010-01-17 Richard Guenther <rguenther@suse.de>
7094 PR tree-optimization/42773
7095 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
7096 (compute_antic_aux): Likewise.
7097 (compute_partial_antic_aux): Likewise.
7099 2010-01-17 Jie Zhang <jie.zhang@analog.com>
7102 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
7105 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
7107 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
7110 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
7111 Fix markup for strict argument.
7113 (TARGET_SCHED_REORDER2): Fix argument types.
7115 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
7116 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
7118 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
7119 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
7121 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
7124 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
7125 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
7126 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
7127 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
7128 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
7130 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
7132 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
7134 (TARGET_ASM_RELOC_RW_MASK): Add return type.
7135 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
7137 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
7139 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
7142 (TARGET_ASM_NAMED_SECTION): Fix argument list.
7144 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
7145 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
7147 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
7149 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
7151 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
7152 referring to it. Fix language.
7154 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
7156 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
7158 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
7160 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
7162 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
7163 '@var{stream}. Remove stray 'and'.
7165 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
7167 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
7169 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
7171 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
7172 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
7174 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
7175 Fix description of return value.
7176 Rename argument "sz" to "len."
7178 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
7179 Clarify meaning of 'true' return value.
7181 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
7183 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
7184 rep_mode versus mode_rep.
7186 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
7188 (TARGET_BUILTIN_DECL): Fix name.
7190 (TARGET_COMMUTATIVE_P): Fix type of first argument.
7192 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
7194 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
7196 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
7198 (TARGET_RELAXED_ORDERING): Use @deftypevr.
7200 (TARGET_GET_DRAP_RTX): Note that this is a hook.
7203 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
7204 Rename argument tm_fn to md_fn.
7206 (TARGET_OPTION_PRINT): Fix argument list.
7208 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
7211 * config/i386/i386.c (ix86_fixup_binary_operands):
7212 Revert FMA4 fixup of operands.
7214 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7217 * Makefile.in (write_entries_to_file, install-plugin):
7218 Use \012 instead of \n with tr.
7220 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
7222 * configure.ac (HAVE_AS_REF): New C macro.
7223 * configure: Regenerate.
7224 * config.in: Likewise.
7225 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
7227 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
7230 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
7232 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
7234 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
7236 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
7238 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
7240 (TARGET_IN_SMALL_DATA_P): Fix argument type.
7242 (TARGET_BINDS_LOCAL_P): Fix argument type.
7244 (TARGET_ASM_FILE_END): Use prototype.
7246 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
7248 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
7250 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
7252 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
7254 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
7255 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
7257 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
7258 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
7260 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
7261 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
7262 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
7263 (TARGET_ADDR_SPACE_CONVERT): Likewise.
7265 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
7267 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
7269 (TARGET_INIT_BUILTINS): Use prototype.
7271 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7272 Put 'const char *' in braces. Fix parameter types.
7273 (TARGET_INVALID_CONVERSION): Fix parameter types.
7274 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
7275 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
7277 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
7280 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
7282 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
7284 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
7286 * doc/tm.texi (TARGET_HELP): Fix return type.
7288 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
7289 in braces. Fix argument types.
7291 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
7293 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
7295 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
7297 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
7298 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
7300 (TARGET_MANGLE_TYPE): Fix argument types.
7302 (TARGET_IRA_COVER_CLASSES): Use prototype.
7304 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
7306 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
7308 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
7310 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
7312 (TARGET_CALLEE_COPIES): Fix argument types.
7314 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
7316 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
7318 (TARGET_FUNCTION_VALUE): Fix argument types.
7320 (TARGET_RETURN_IN_MSB): Fix argument type.
7322 (TARGET_RETURN_IN_MEMORY): Fix argument types.
7324 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
7326 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
7328 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
7329 agree with return type.
7331 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
7333 2010-01-15 Jing Yu <jingyu@google.com>
7335 PR rtl-optimization/42691
7336 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
7337 a pseudo to a constant and are merged, and adjust comments.
7339 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
7341 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
7343 2010-01-15 Richard Guenther <rguenther@suse.de>
7346 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
7347 labels of computed or non-local gotos to the destination.
7348 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
7349 landing pad label is the first label.
7351 2010-01-15 Richard Guenther <rguenther@suse.de>
7353 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
7355 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7358 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
7359 to allow generation of the xssqrtdp instruction on power7.
7360 (sqrtdf2_fpr): Ditto.
7362 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7365 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
7366 functions with noreturn attribute.
7369 * varasm.c (declare_weak): Add weak attribute to decl if it
7370 doesn't have one already.
7371 (assemble_external): Only add decls to weak_decls if they also
7372 have weak attribute.
7374 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
7376 * var-tracking.c (var_reg_delete): Don't delete the association
7377 between REGs and values or one-part variables if the register
7380 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7383 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
7384 because its first operand is a non-localized variable.
7386 2010-01-14 Martin Jambor <mjambor@suse.cz>
7388 PR tree-optimization/42706
7389 * tree-sra.c (encountered_recursive_call): New variable.
7390 (encountered_unchangable_recursive_call): Likewise.
7391 (sra_initialize): Initialize both new variables.
7392 (callsite_has_enough_arguments_p): New function.
7393 (scan_function): Call decl and flags check only for IPA-SRA, check
7394 whether there is a recursive call and whether it has enough arguments.
7395 (all_callers_have_enough_arguments_p): New function.
7396 (convert_callers): Look for recursive calls only when
7397 encountered_recursive_call is set.
7398 (ipa_early_sra): Bail out either if
7399 !all_callers_have_enough_arguments_p or
7400 encountered_unchangable_recursive_call.
7402 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7404 * sel-sched.c: Add 2010 to copyright years.
7405 * sel-sched-ir.c: Likewise.
7406 * sel-sched-ir.h: Likewise.
7408 2010-01-14 Martin Jambor <mjambor@suse.cz>
7410 PR tree-optimization/42714
7411 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
7412 constructors specially.
7414 2010-01-14 Andi Kleen <ak@linux.intel.com>
7416 * config/i386/drivers-i386.c (detect_caches_intel):
7417 Add l2sizekb parameter and fill in.
7418 (host_detect_local_cpu): Add l2sizekb, fill in.
7419 Add Atom small cache heuristic.
7421 2010-01-14 Andi Kleen <ak@linux.intel.com>
7423 * config/i386/drivers-i386.c (detect_caches_cpuid4):
7424 Add level3 parameter and fill in.
7425 (detect_caches_intel): Handle level3 cache.
7427 2010-01-14 Andi Kleen <ak@linux.intel.com>
7429 * config/i386/drivers-i386.c (host_detect_local_cpu):
7430 Fix core duo detection.
7432 2010-01-14 Andi Kleen <ak@linux.intel.com>
7434 * config/i386/drivers-i386.c (host_detect_local_cpu):
7437 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7439 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
7440 (rs6000_variable_issue_1): this. Use...
7441 (rs6000_variable_issue): here. Reimplement. Print debug info.
7443 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7445 * sel-sched-ir.c (sel_restore_other_notes): Rename to
7446 sel_restore_notes. Update all callers. Call reemit_notes
7449 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7451 PR rtl-optimization/42246
7452 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
7455 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7457 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
7458 all successors is the same as number of successors in current region.
7460 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7462 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
7463 to rename is not separable. Otherwise check that its LHS is not NULL.
7465 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7467 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
7469 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7471 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
7472 available registers when failed to discover LHS register class.
7473 Fix indentation. Update comment.
7475 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7476 Alexander Monakov <amonakov@ispras.ru>
7478 PR rtl-optimization/42389
7479 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
7481 (advance_state_on_fence): Likewise.
7482 (sel_target_adjust_priority): Print debug output only when
7483 sched_verbose >= 4, not 2.
7484 (get_expr_cost): Do not issue all unique insns on the next cycle.
7485 (fill_insns): Initialize can_issue_more from the value saved
7487 * sel-sched-ir.c (flist_add): New parameter issue_more.
7488 Init FENCE_ISSUE_MORE with it.
7489 (merge_fences): Likewise.
7490 (init_fences): Update call to flist_add.
7491 (add_to_fences, add_clean_fence_to_fences)
7492 (add_dirty_fence_to_fences): Likewise.
7493 (move_fence_to_fences): Update call to merge_fences.
7494 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
7496 * sel-sched-ir.h (struct _fence): New field issue_more.
7497 (FENCE_ISSUE_MORE): New accessor macro.
7499 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7501 PR rtl-optimization/42388
7502 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
7503 that have no predecessors nor successors. Do not call move_bb_info
7504 for empty blocks outside of current region.
7506 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7508 PR rtl-optimization/42294
7509 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
7510 * sel-sched.c (move_exprs_to_boundary): Transitively add all
7511 originators' originators.
7513 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
7515 PR rtl-optimization/39453
7516 PR rtl-optimization/42246
7517 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
7519 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
7521 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7522 Alexander Monakov <amonakov@ispras.ru>
7525 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
7526 (maybe_tidy_empty_bb): ... here. Make static. Add new
7527 argument. Update all callers.
7528 (tidy_control_flow): ... and here. Recompute topological order
7529 of basic blocks in region if necessary.
7530 (sel_redirect_edge_and_branch): Change return type. Return true
7531 if topological order might have been invalidated.
7532 (purge_empty_blocks): Export and move from...
7533 * sel-sched.c (purge_empty_blocks): ... here.
7534 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
7535 (maybe_tidy_empty_bb): Delete prototype.
7536 (purge_empty_blocks): Declare.
7538 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
7540 PR rtl-optimization/42249
7541 * sel-sched.c (try_replace_dest_reg): When chosen register
7542 and original register is the same, do not bail out early, but
7543 still check all original insns for validity of replacing destination
7544 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
7547 2010-01-14 Jakub Jelinek <jakub@redhat.com>
7550 Port from no-undefined-overflow branch:
7551 2009-03-09 Richard Guenther <rguenther@suse.de>
7553 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7555 2010-01-14 Richard Guenther <rguenther@suse.de>
7558 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
7560 2010-01-14 Ira Rosen <irar@il.ibm.com>
7562 PR tree-optimization/42709
7563 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
7564 as scalar type in creation of constant vector operand.
7566 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7569 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
7570 (check-parallel-%): Match `testsuite' directory component only
7573 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
7575 PR translation/39521
7576 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
7579 2010-01-13 Richard Guenther <rguenther@suse.de>
7581 PR tree-optimization/42730
7582 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
7585 2010-01-13 Steve Ellcey <sje@cup.hp.com>
7588 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
7589 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
7592 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
7594 * config/bfin/libgcc-bfin.ver: Regenerate based on current
7595 libgcc-std.ver. Add entries for ___smulsi3_highpart and
7596 ___umulsi3_highpart.
7598 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
7599 rather than schedule_insns if the pass is enabled.
7601 2010-01-13 Martin Jambor <mjambor@suse.cz>
7603 PR tree-optimization/42704
7604 * tree-sra.c (sra_modify_assign): Do not delete assignments to
7607 2010-01-13 Martin Jambor <mjambor@suse.cz>
7609 PR tree-optimization/42703
7610 * tree-sra.c (analyze_access_subtree): Check that we can build a
7611 reference to the original data within the aggregate.
7613 2010-01-13 Richard Guenther <rguenther@suse.de>
7615 PR tree-optimization/42705
7616 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
7618 2010-01-13 Richard Guenther <rguenther@suse.de>
7621 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
7623 2010-01-13 Jakub Jelinek <jakub@redhat.com>
7626 * var-tracking.c (values_to_unmark): New variable.
7627 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
7628 values_to_unmark vector. Moved body to...
7629 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
7630 instead queue it into values_to_unmark vector.
7631 (vt_find_locations): Free values_to_unmark vector.
7633 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
7635 * config/s390/s390.c (override_options): Set
7636 default of max-pending-list-length to 256
7638 2010-01-13 Richard Guenther <rguenther@suse.de>
7641 * tree-pass.h (PROP_gimple_lcx): New.
7642 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
7643 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
7644 before the final cleanup_eh.
7645 (dump_properties): Dump PROP_gimple_lcx.
7646 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
7647 (tree_lower_complex_O0): Remove.
7648 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
7649 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
7650 tree_lower_complex, schedule TODO_update_ssa.
7651 * lto-streamer-out.c (output_function): Stream the functions
7653 * lto-streamer-in.c (input_function): Likewise.
7654 (lto_read_body): Do not override them here.
7656 2010-01-12 Joseph Myers <joseph@codesourcery.com>
7659 * c-typeck.c (build_c_cast): Fold value cast to union type before
7660 wrapping it in a CONSTRUCTOR.
7662 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7664 PR rtl-optimization/42699
7665 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
7668 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7670 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7671 SUBTARGET_WARN_UNUSED_SPEC): Move ...
7672 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
7673 SUBTARGET_WARN_UNUSED_SPEC): ... here
7674 * config/mips/iris5.h (LIBGCC_SPEC): Define.
7676 2010-01-12 Julian Brown <julian@codesourcery.com>
7678 * config/arm/neon-schedgen.ml (Utils): Don't try to
7679 open missing module.
7680 (find_with_result): New.
7682 2010-01-12 Jakub Jelinek <jakub@redhat.com>
7685 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
7686 sharing when canonicalizing ({lt,ge}u (plus a b) b).
7688 PR tree-optimization/42645
7689 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
7690 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
7691 decl_map, set processing_debug_stmt to -1 and return name without
7694 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
7696 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
7697 binutils version, and reword target configuration description.
7699 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7701 * config/avr/avr.h (LINKER_NAME): Remove.
7703 2010-01-11 Janis Johnson <janis187@us.ibm.com>
7706 * config/rs6000/rs6000.c (rs6000_override_options): On targets
7707 that support VSX, warn for -mno-altivec if vsx is not disabled,
7710 2010-01-11 Joseph Myers <joseph@codesourcery.com>
7711 Shujing Zhao <pearly.zhao@oracle.com>
7713 PR translation/42469
7714 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
7715 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
7716 character between option name and help text.
7717 * c.opt (imultilib): Likewise.
7719 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
7721 * lto-streamer-out.c (output_unreferenced_globals): Output static
7724 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
7726 PR rtl-optimization/42621
7727 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
7728 optimizing for size.
7729 (duplicate_computed_gotos): Remove now-redundant check.
7731 2010-01-10 Steve Ellcey <sje@cup.hp.com>
7734 * configure.ac: Save and restore LDFLAGS and LIBS
7735 * configure: Regenerate.
7737 2010-01-10 Richard Guenther <rguenther@suse.de>
7740 * builtins.c (fold_builtin_strlen): Add type argument and
7741 convert the resulting length to it.
7742 (fold_builtin_1): Adjust.
7744 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7746 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
7747 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
7749 (num_insns_constant_wide): Adjust for that change.
7751 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7754 * web.c (union_defs): Add used argument, to combine uses of
7756 (entry_register): Adjust type and tests of used argument.
7757 (web_main): Widen used for new use. Pass it to union_defs.
7758 * df.h (union_defs): Adjust prototype.
7760 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7763 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
7764 uses in new incoming argument. Free body.
7765 (reset_debug_uses_in_loop): New.
7766 (analyze_insn_to_expand_var): Call the latter if the former found
7767 anything. Fix whitespace. Reject invalid dest overlaps before
7768 going through all insns in the loop.
7770 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7773 * haifa-sched.c (dying_use_p): Debug insns don't count.
7775 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7778 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
7779 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
7780 (verify_gimple_call): Reject LHS in noreturn calls.
7782 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7786 * tree-vect-loop-manip.c (adjust_info): New type.
7787 (adjust_vec): New pointer to vector.
7788 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
7789 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
7790 (slpeel_update_phis_for_duplicate_loop): Use them.
7791 (slpeel_update_phi_nodes_for_guard1): Likewise.
7792 (slpeel_update_phi_nodes_for_guard2): Likewise.
7793 (slpeel_tree_peel_loop_to_edge): Likewise.
7794 (vect_update_ivs_after_vectorizer): Likewise.
7796 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7798 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
7799 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
7801 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
7803 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
7804 bogus uninitialized warning.
7806 2010-01-09 Richard Guenther <rguenther@suse.de>
7809 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
7810 the evolution is compatible with the initial condition.
7812 2010-01-09 Jakub Jelinek <jakub@redhat.com>
7814 * gcc.c (process_command): Update copyright notice dates.
7815 * gcov.c (print_version): Likewise.
7816 * gcov-dump.c (print_version): Likewise.
7817 * mips-tfile.c (main): Likewise.
7818 * mips-tdump.c (main): Likewise.
7820 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
7823 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
7825 (rotlhi3_8): Delete.
7827 (rotlsi3_8): Delete.
7828 (rotlsi3_16): Delete.
7829 (rotlsi3_24): Delete.
7831 (*rotw<mode>3): New.
7832 (*rotb<mode>3): New.
7833 * config/avr/avr.c (avr_rotate_bytes): New function.
7834 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
7836 2010-01-08 Steve Ellcey <sje@cup.hp.com>
7839 * configure.ac: Modify -rdynamic check.
7840 * configure: Regenerate.
7842 2010-01-08 DJ Delorie <dj@redhat.com>
7844 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
7845 register popping order.
7847 2010-01-08 Richard Guenther <rguenther@suse.de>
7850 * c.opt (fsigned-char): Also let LTO handle this option.
7851 (funsigned-char): Likewise.
7853 2010-01-07 Richard Guenther <rguenther@suse.de>
7855 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
7856 (gimple_op): Likewise.
7857 (gimple_op_ptr): Likewise.
7858 (gimple_assign_set_lhs): Remove gcc_assert.
7859 (gimple_assign_set_rhs1): Likewise.
7860 (gimple_assign_set_rhs2): Likewise.
7861 (gimple_call_set_lhs): Likewise.
7862 (gimple_call_set_fn): Likewise.
7863 (gimple_call_set_fndecl): Likewise.
7864 (gimple_call_fndecl): Likewise.
7865 (gimple_call_return_type): Likewise.
7866 (gimple_call_set_chain): Likewise.
7867 (gimple_call_num_args): Likewise.
7868 (gimple_call_set_arg): Likewise.
7869 (gimple_cond_set_code): Likewise.
7870 (gimple_cond_set_lhs): Likewise.
7871 (gimple_cond_set_rhs): Likewise.
7872 (gimple_cond_set_true_label): Likewise.
7873 (gimple_cond_set_false_label): Likewise.
7874 (gimple_label_set_label): Likewise.
7875 (gimple_goto_set_dest): Likewise.
7876 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
7877 (gimple_debug_bind_get_value): Likewise.
7878 (gimple_debug_bind_get_value_ptr): Likewise.
7879 (gimple_debug_bind_set_var): Likewise.
7880 (gimple_debug_bind_set_value): Likewise.
7881 (gimple_debug_bind_reset_value): Likewise.
7882 (gimple_debug_bind_has_value_p): Likewise.
7883 (gimple_return_retval_ptr): Remove gcc_assert.
7884 (gimple_return_retval): Likewise.
7885 (gimple_return_set_retval): Likewise.
7886 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
7887 (safe_referenced_var_iterator): Remove.
7888 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
7889 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
7890 (fill_referenced_var_vec): Remove.
7891 (first_readonly_imm_use): Remove redundant gcc_assert.
7892 (phi_arg_index_from_use): Combine gcc_asserts.
7893 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
7894 (first_imm_use_stmt): Remove redundant gcc_assert.
7895 * tree-cfg.c (verify_gimple_call): Verify function and chain
7896 operands. Verify arguments.
7897 (verify_types_in_gimple_stmt): Verify condition code and labels.
7899 2010-01-07 Richard Guenther <rguenther@suse.de>
7901 PR tree-optimization/42641
7902 * sese.c (rename_map_elt_info): Use the SSA name version, do
7905 2010-01-07 Jakub Jelinek <jakub@redhat.com>
7907 PR tree-optimization/42625
7908 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
7909 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
7911 2010-01-07 Duncan Sands <baldrick@free.fr>
7913 * Makefile.in (PLUGIN_HEADERS): Add version.h.
7915 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
7918 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
7919 note itself is not function_invariant_p.
7921 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
7923 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
7924 Do not add the DF_NOTE problem.
7925 * store-motion.c (execute_rtl_store_motion): Likewise.
7927 2010-01-07 Martin Jambor <mjambor@suse.cz>
7929 PR tree-optimization/42157
7930 * tree-sra.c (compare_access_positions): Stabilize sort if both
7931 accesses have integer types, return zero immediately if they are the
7934 2010-01-06 Richard Henderson <rth@redhat.com>
7937 * haifa-sched.c (add_to_note_list): Merge into ...
7938 (concat_note_lists): ... here, and ...
7939 (unlink_other_notes, rm_other_notes): Merge into...
7940 (remove_notes): ... here. Create REG_SAVE_NOTEs for
7941 NOTE_INSN_EPILOGUE_BEG.
7943 2010-01-06 Richard Guenther <rguenther@suse.de>
7945 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
7946 not inline regular functions into always-inline functions.
7948 2010-01-06 Nick Clifton <nickc@redhat.com>
7950 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
7951 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
7953 (OVERRIDE_OPTIONS): Delete.
7954 (OPTIMIZATION_OPTIONS): Define.
7955 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
7956 * config/rx/rx.c (rx_handle_option): Issue an error message if
7957 -mcpu=rx200 and -fpu are used together.
7958 (rx_set_optimization_options): New function. Issue an error
7959 message if an optimization attribute attempts to reset the FPU/
7960 math optimization pairing.
7961 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
7962 * config/rx/rx.opt: Set the default to 32-bit doubles.
7963 * config/rx/t-rx: Add multilibs for -nofpu option.
7964 * doc/invoke.texi: Update documentation of RX options.
7966 2010-01-06 Richard Guenther <rguenther@suse.de>
7968 * tree-ssa-pre.c (name_to_id): New global.
7969 (alloc_expression_id): Simplify SSA name handling.
7970 (lookup_expression_id): Likewise.
7971 (init_pre): Zero name_to_id.
7972 (fini_pre): Free it.
7974 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
7976 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
7978 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
7981 * config/i386/sse.md (smaxv2di3): New.
7982 (umaxv2di3): Likewise.
7983 (sminv2di3): Likewise.
7984 (uminv2di3): Likewise.
7986 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
7989 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
7990 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
7991 (legitimize_tls_address): Likewise.
7992 (sparc_tls_referenced_p): Likewise.
7993 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
7994 and adjust calls to legitimize_pic_address.
7995 (legitimate_constant_p) Use sparc_tls_referenced_p.
7996 (legitimate_pic_operand_p): Likewise.
7997 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
7998 (sparc_tls_symbol_ref_1): Delete.
7999 (sparc_tls_referenced_p): Make static, recognize specific patterns.
8000 (legitimize_tls_address): Make static, handle CONST patterns.
8001 (legitimize_pic_address): Make static, remove unused parameter and
8002 adjust recursive calls.
8003 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
8004 and adjust call to legitimize_pic_address.
8005 (sparc_output_mi_thunk): Likewise.
8007 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
8008 H.J. Lu <hongjiu.lu@intel.com>
8011 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
8012 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
8013 operands to make them signed.
8016 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8019 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8020 GTU to GT for V4SI and V2DI.
8022 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8023 (umin<mode>3): Removed.
8025 (uminv4si3): Likewise.
8027 2010-01-05 Martin Jambor <mjambor@suse.cz>
8029 PR tree-optimization/42462
8030 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
8031 current_function_decl to helper functions and macros.
8033 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8036 * flags.h: Don't include real.h.
8037 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
8038 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
8039 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
8040 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
8041 * dominance.c: Update copyright.
8042 * gimple.c (walk_gimple_op): Remove inline.
8043 * tree-ssa-reassoc.c: Include real.h.
8044 * Makefile.in (FLAGS_H): Remove $(REAL_H).
8045 (tree-ssa-reassoc.o): Depend on $(REAL_H).
8047 2010-01-05 Nick Clifton <nickc@redhat.com>
8049 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
8050 register to push into the stack frame when the accumulator has to
8051 be saved during interrupts.
8053 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
8055 * doc/invoke.texi: Remove the documentation about option
8057 * common.opt (Wunreachable-code): Preserved for backward
8059 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
8060 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
8061 the backward compatibility flag section.
8063 2010-01-05 Richard Guenther <rguenther@suse.de>
8065 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
8067 2010-01-05 Jakub Jelinek <jakub@redhat.com>
8070 * cfgexpand.c (expand_one_var): Diagnose too large variables.
8072 PR tree-optimization/42508
8073 * tree-sra.c (convert_callers): Check for recursive call
8074 by comparing cgraph nodes instead of decls.
8075 (modify_function): Call ipa_modify_formal_parameters also
8076 on all same_body aliases.
8078 * cgraphunit.c (cgraph_materialize_all_clones): Compare
8079 cgraph nodes when checking for same_body aliases.
8081 2010-01-05 Richard Guenther <rguenther@suse.de>
8083 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
8084 allocation and lookup.
8085 (get_or_alloc_expr_for_constant): Likewise.
8086 (phi_translate): Sink allocation.
8088 2010-01-04 Richard Guenther <rguenther@suse.de>
8090 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
8091 a new entry only if needed.
8092 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
8093 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
8095 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
8097 (phi_translate): Handle CONSTANTs early.
8099 2010-01-04 Martin Jambor <mjambor@suse.cz>
8101 PR tree-optimization/42398
8102 * tree-sra.c (struct access): Removed flag grp_different_types.
8103 (dump_access): Do not dump the removed flag.
8104 (sort_and_splice_var_accesses): Do not set the removed flag.
8105 (sra_modify_expr): Check for type compatibility directly.
8107 2010-01-04 Martin Jambor <mjambor@suse.cz>
8109 PR tree-optimization/42366
8110 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
8111 edges with variable number of parameters.
8112 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
8113 flag instead of asserting it.
8114 (ipa_read_node_info): Read uses_analysis_done flag.
8116 2010-01-04 Richard Guenther <rguenther@suse.de>
8118 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
8119 iterative_hash_* as intended.
8120 (vn_reference_compute_hash): Likewise. Simplify hashing
8122 (vn_reference_lookup_2): Likewise.
8123 (vn_nary_op_compute_hash): Likewise.
8124 (vn_phi_compute_hash): Likewise.
8125 (expressions_equal_p): Remove strange code.
8126 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
8127 (pre_expr_hash): Likewise. Simplify hashing SSA names.
8128 (bitmap_insert_into_set_1): Take value-id as parameter.
8129 (add_to_value): Pass it.
8130 (bitmap_insert_into_set): Likewise.
8131 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
8133 2010-01-04 Jakub Jelinek <jakub@redhat.com>
8136 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
8137 (do_self_spec): For switches with SWITCH_IGNORE set set also
8138 SWITCH_IGNORE_PERMANENTLY.
8139 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
8142 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
8144 * lto-streamer-out.c (output_unreferenced_globals): Output the full
8145 tree of an unreferenced global var.
8147 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8150 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
8151 GTU to GT for V4SI and V2DI.
8153 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
8154 (umin<mode>3): Removed.
8156 (uminv4si3): Likewise.
8158 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
8161 * collect2.c (main): Turn on trace in collect2 if -v is passed
8164 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
8166 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
8167 description of expression operand.
8169 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
8171 * configure.ac: Add install-html to target_list for Make-hooks.
8172 * configure: Regenerate.
8173 * fortran/Make-lang.in (F95_HTMLFILES): New.
8174 (fortran.html): Use it.
8175 (fortran.install-html): New.
8176 * Makefile.in (install-html): Add lang.install-html.
8177 * java/Make-lang.in (JAVA_HTMLFILES): New.
8178 (java.html): Use it.
8179 (java.install-html): New.
8180 * objc/Make-lang.in (objc.install-html): New.
8181 * objcp/Make-lang.in (obj-c++.install-html): New.
8182 * cp/Make-lang.in (c++.install-html): New.
8183 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
8184 * lto/Make-lang.in (lto.install-html): New.
8186 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8189 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
8191 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
8193 PR rtl-optimization/41862
8194 * store-motion.c (store_killed_in_insn, compute_store_table,
8195 remove_reachable_equiv_notes, replace_store_insn,
8196 build_store_vectors): Ignore all DEBUG_INSNs.
8198 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
8201 * common.opt: Add dumpdir.
8203 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
8205 (option_map): Add --dumpdir.
8207 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
8209 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
8211 * opts.c (decode_options): Try dump_dir_name first if
8212 dump_base_name isn't an absolute path.
8213 (common_handle_option): Handle OPT_dumpdir.
8215 * toplev.c (dump_dir_name): New.
8216 (print_switch_values): Also ignore -dumpdir.
8218 * toplev.h (dump_dir_name): New.
8220 2010-01-03 Richard Guenther <rguenther@suse.de>
8222 PR tree-optimization/42589
8223 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
8224 double-word expansion of bswap32.
8226 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
8228 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
8229 with BLOCK_FOR_INSN.
8230 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
8231 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
8232 noce_process_if_block): Likewise.
8233 * gcse.c (compute_local_properties, insert_expr_in_table,
8234 insert_set_in_table, canon_list_insert, find_avail_set,
8235 pre_insert_copy_insn): Likewise.
8237 * basic-block.h (BLOCK_NUM): Move from here...
8238 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
8240 2010-01-03 Richard Guenther <rguenther@suse.de>
8242 PR tree-optimization/42438
8243 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
8244 contains_may_not_return_call flag.
8245 (BB_MAY_NOTRETURN): New.
8246 (valid_in_sets): Trapping nary operations are not valid
8247 in blocks that may not return.
8248 (insert_into_preds_of_block): Remove check for trapping expressions.
8249 (compute_avail): Compute also BB_MAY_NOTRETURN.
8251 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
8253 * doc/invoke.texi: Add 2010 to copyright years.
8255 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
8257 * config/sparc/sparc.c: Fix formatting nits.
8259 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
8260 Alexander Monakov <amonakov@ispras.ru>
8262 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
8264 2010-01-02 Richard Guenther <rguenther@suse.de>
8267 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
8268 (simplify_switch_using_ranges): Mark to be removed edges
8271 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8273 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
8275 * collect2.c (scan_libraries): Add missing argument in call to
8278 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
8281 * config/alpha/predicates.md (aligned_memory_operand): Return false
8283 (unaligned_memory_operand): Return true for CQImode.
8284 * config/alpha/alpha.c (get_aligned_mem): Assert that location
8285 doesn not cross aligned SImode word boundary.
8287 2010-01-02 Anatoly Sokolov <aesok@post.ru>
8289 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
8291 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
8292 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
8294 2010-01-02 Richard Guenther <rguenther@suse.de>
8297 * toplev.c (compile_file): Emit LTO marker properly. Change
8299 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
8301 2010-01-01 Richard Guenther <rguenther@suse.de>
8304 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
8306 2010-01-01 Richard Guenther <rguenther@suse.de>
8309 * c-decl.c (grokdeclarator): For zero-size arrays force
8310 structural equality checks as layout_type does.
8312 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8314 * builtins.c: Update copyright to 2010.
8316 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
8319 * lto-streamer-out.c (produce_asm): Revert the last change.
8320 (copy_function): Likewise.
8322 * lto-streamer.c (lto_get_section_name): Skip any leading
8325 2010-01-01 Richard Guenther <rguenther@suse.de>
8328 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
8332 Copyright (C) 2010 Free Software Foundation, Inc.
8334 Copying and distribution of this file, with or without modification,
8335 are permitted in any medium without royalty provided the copyright
8336 notice and this notice are preserved.