1 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
3 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4 check when calling force_to_mode on TRUNCATE's operand.
6 2009-06-22 Ian Lance Taylor <iant@google.com>
8 * config/rs6000/rs6000.opt: Move msched-epilog before
11 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
18 override library linkage flags such as -static-libgcc or
21 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
23 * config/m68k/m68k-devices.def: Add line for MCF5221x.
25 2009-06-22 Ian Lance Taylor <iant@google.com>
27 * config/linux.opt: Put mglibc ahead of muclibc.
29 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
32 2009-06-22 Matthias Klose <doko@ubuntu.com>
34 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
36 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
39 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
40 instead of NULL if a parser error occurs.
42 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
44 * dwarf2out.c (dwarf2_debug_hooks): Initialize
45 non-DWARF2_DEBUGGING_INFO version.
47 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
49 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
50 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
52 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
53 (LIBGCC2_TF_CEXT): Define.
56 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
59 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
61 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
63 * config/arm/arm.c (arm_override_options): Disable
64 -mcaller-super-interworking and -mcallee-super-interworking.
65 * doc/invoke.texi (ARM Options): Document this.
67 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
69 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
70 * config/arm/constraints.md (j): New constraint for movw operands.
71 (N): Remove thumb2 meaning.
72 * config/arm/arm.md (*arm_movw): Delete.
73 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
74 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
75 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
77 2009-06-22 Martin Jambor <mjambor@suse.cz>
79 PR tree-optimization/40492
80 * tree-sra.c (sra_modify_assign): Pass zero offsets to
83 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
85 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
86 JUMP_TABLE_DATA_P predicates where applicable.
87 * auto-inc-dec.c: Ditto.
89 * caller-save.c: Ditto.
91 * cfgcleanup.c: Ditto.
95 * combine-stack-adj.c: Ditto.
101 * dwarf2asm.c: Ditto.
102 * dwarf2out.c: Ditto.
115 * ira-costs.c: Ditto.
116 * ira-lives.c: Ditto.
119 * lower-subreg.c: Ditto.
120 * modulo-sched.c: Ditto.
122 * postreload.c: Ditto.
123 * print-rtl.c: Ditto.
132 * sched-vis.c: Ditto.
134 * sel-sched-ir.c: Ditto.
135 * simplify-rtx.c: Ditto.
136 * targhooks.c: Ditto.
137 * var-tracking.c: Ditto.
138 * vmsdbgout.c: Ditto.
140 2009-06-22 Matthias Klose <doko@ubuntu.com>
142 * Makefile.in (install-plugin): Always use DESTDIR.
144 2009-06-22 Olivier Hainque <hainque@adacore.com>
146 * config/pa/pa.c (output_call): Don't optimize post call jumps
147 into return address adjustments if the call may throw.
149 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
151 * arm.c (thumb1_output_casesi): New function.
152 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
153 optimizing for size or PIC.
154 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
155 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
156 (casesi): Handle Thumb-1 when optimizing for size or PIC.
157 (thumb1_casesi_internal_pic): New expand rule.
158 (thumb1_casesi_dispatch): New pattern.
159 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
161 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
162 in the text seciton when PIC or optimizing for size.
163 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
164 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
165 preservation properties of code.
166 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
167 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
168 (__gnu_thumb1_case_si): New function.
169 * t-arm (LIB1ASMSRC): Define here.
170 (LIB1ASMFUNCS): Add some common functions.
171 * t-arm-elf (LIB1ASMSRC): Delete.
172 (LIB1ASMFUNCS): Append to existing set.
173 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
174 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
175 * t-symbian (LIB1ASMFUNCS): Likewise.
176 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
177 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
179 2009-06-21 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/38729
182 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
183 to loops with a single exit if -fno-expensive-optimizations.
185 2009-06-21 Jakub Jelinek <jakub@redhat.com>
187 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
188 (dataflow_set): Change vars type from htab_t to shared_hash.
189 (shared_hash_pool, empty_shared_hash): New variables.
190 (vars_clear): Removed.
191 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
192 shared_hash_find_slot_unshare, shared_hash_find_slot,
193 shared_hash_find_slot_noinsert, shared_hash_find): New
195 (shared_hash_unshare, shared_hash_destroy): New functions.
196 (unshare_variable): Unshare set->vars if shared, use
198 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
199 (get_init_value, find_src_set_src, dump_dataflow_set,
200 clobber_variable_part, emit_notes_for_differences): Use
202 (dataflow_set_init): Remove second argument, set vars to
203 empty_shared_hash instead of creating a new htab.
204 (dataflow_set_clear): Call shared_hash_destroy and set vars
205 to empty_shared_hash instead of calling vars_clear.
206 (dataflow_set_copy): Don't call vars_copy, instead just share
207 the src htab with dst.
208 (variable_union): Use shared_hash_*, use initially NO_INSERT
209 lookup if set->vars is shared. Don't keep slot cleared before
210 calling unshare_variable. Unshare set->vars if needed.
211 Even ->refcount == 1 vars must be unshared if set->vars is shared
212 and var needs to be modified.
213 (variable_canonicalize): New function.
214 (dataflow_set_union): If dst->vars is empty, just share src->vars
215 with dst->vars and traverse with variable_canonicalize to canonicalize
216 and unshare what is needed.
217 (dataflow_set_different): If old_set and new_set use the same shared
218 htab, they aren't different. If number of htab elements is different,
219 htabs are different. Use shared_hash_*.
220 (dataflow_set_destroy): Call shared_hash_destroy instead of
222 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
223 second argument to dataflow_set_init.
224 (vt_initialize): Likewise. Initialize shared_hash_pool and
225 empty_shared_hash, move bb in/out initialization afterwards.
226 Use variable_htab_free instead of NULL as changed_variables del hook.
227 (variable_was_changed): Change type of second argument to pointer to
228 dataflow_set. When inserting var into changed_variables, bump
229 refcount. Unshare set->vars if set is shared htab and slot needs to
231 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
232 lookup if set->vars is shared. Unshare set->vars if needed.
233 Even ->refcount == 1 vars must be unshared if set->vars is shared
234 and var needs to be modified. Adjust variable_was_changed caller.
235 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
236 vars must be unshared if set->vars is shared and var needs to be
237 modified. Adjust variable_was_changed caller.
238 (emit_note_insn_var_location): Don't pool_free var.
239 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
241 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
242 free_alloc_pool on shared_hash_pool.
244 2009-06-20 Anthony Green <green@moxielogic.com>
246 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
247 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
249 2009-06-20 Richard Guenther <rguenther@suse.de>
251 * tree-ssa-structalias.c (find_func_aliases): For memset use
252 a constraint from NULL if we memset to zero.
253 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
254 we explicitly handle that do not read from memory.
255 (call_may_clobber_ref_p_1): Properly handle builtins that may
258 2009-06-20 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/40495
261 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
262 (new_scalar_tmp_constraint_exp): New function.
263 (process_constraint): Do not create temporary decls.
264 (process_all_all_constraints): Likewise.
265 (handle_const_call): Likewise.
266 (create_function_info_for): Do not set decl.
268 2009-06-19 Ian Lance Taylor <iant@google.com>
270 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
271 (rs6000_attribute_table): Make static; move before use.
273 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
275 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
276 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
277 Propagate the TREE_READONLY flag without overwriting it.
278 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
279 Propagate the TREE_READONLY flag onto the result.
280 (process_call_operands): Move around. Use correct constant value.
282 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
285 * config/arm/arm.c (thumb_shiftable_const): Truncate val to
287 * config/arm/arm.md: Likewise.
289 2009-06-19 Ian Lance Taylor <ian@airs.com>
291 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
292 to GIMPLE_ERROR_MARK.
294 * c-typeck.c (build_conditional_expr): Add op1_original_type and
295 op2_original_type parameters. Warn about using different enum
297 * c-parser.c (c_parser_conditional_expression): Pass original
298 types to build_conditional_expr.
299 * c-tree.h (build_conditional_expr): Update declaration.
301 2009-06-19 Ian Lance Taylor <iant@google.com>
303 * config/i386/i386.c (ix86_function_specific_save): Test that
304 fields match values, rather than testing the values are in a
307 2009-06-19 Richard Guenther <rguenther@suse.de>
309 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
311 (ptr_derefs_may_alias_p): Likewise.
312 (ptr_deref_may_alias_ref_p_1): New function.
313 (ptr_deref_may_alias_ref_p): Likewise.
314 (ref_maybe_used_by_call_p_1): Handle builtins that are not
315 covered by looking at the ESCAPED solution.
316 (call_may_clobber_ref_p_1): Likewise.
317 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
318 Handle NULL_TREE offset. Do not produce redundant constraints.
319 (process_all_all_constraints): New helper function.
320 (do_structure_copy): Use it.
321 (handle_lhs_call): Likewise.
322 (find_func_aliases): Handle some builtins with pointer arguments
323 and/or return values explicitly.
325 2009-06-19 Ian Lance Taylor <iant@google.com>
327 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
329 2009-06-19 Ian Lance Taylor <iant@google.com>
331 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
333 2009-06-19 Ian Lance Taylor <iant@google.com>
335 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
336 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
339 * c-decl.c (finish_decl): If -Wc++-compat, warn about
342 2009-06-19 Ian Lance Taylor <iant@google.com>
344 * dse.c (struct store_info): Rename bitmap field to bmap. Change
347 * c-decl.c (in_struct, struct_types): Remove.
348 (struct c_binding): Add in_struct field.
349 (c_binding_ptr): Define type, along with VEC.
350 (struct c_struct_parse_info): Define.
351 (struct_parse_info): New static variable.
352 (bind): Initialize in_struct field.
353 (start_struct): Remove enclosing_in_struct and
354 enclosing_struct_types parameters. Add
355 enclosing_struct_parse_info parameter. Change all callers. Set
356 struct_parse_info rather than in_struct and struct_types.
357 (grokfield): If -Wc++-compat and there is a symbol binding for the
358 field name, set the in_struct flag and push it on the
359 struct_parse_info->fields vector.
360 (warn_cxx_compat_finish_struct): New static function.
361 (finish_struct): Remove enclosing_in_struct and
362 enclosing_struct_types parameters. Add
363 enclosing_struct_parse_info parameter. Change all callers. Don't
364 set C_TYPE_DEFINED_IN_STRUCT here. Call
365 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
366 parameter. Only push on struct_types if warn_cxx_compat.
367 (finish_enum): Only push on struct_types if warn_cxx_compat.
368 (declspecs_add_type): Add loc parameter. Change all callers.
369 Change all error calls to error_at. Pass loc, not input_location,
370 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
371 defined in a struct. If -Wc++-compat and parsing a struct, record
372 that a typedef name was used.
373 * c-parser.c (c_parser_declspecs): Get location to pass to
375 (c_parser_struct_or_union_specifier): Update calls to start_struct
377 * c-tree.h (struct c_struct_parse_info): Declare.
378 (finish_struct, start_struct): Update declarations.
379 (declspecs_add_type): Update declaration.
381 2009-06-19 Ian Lance Taylor <iant@google.com>
383 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
384 variable with an anonymous type.
386 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
388 * see.c: Remove for real.
390 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
392 * optabs.h (enum optab_index): Add new OTI_significand.
393 (significand_optab): Define corresponding macro.
394 * optabs.c (init_optabs): Initialize significand_optab.
395 * genopinit.c (optabs): Implement significand_optab using
396 significand?f2 patterns.
397 * builtins.c (expand_builtin_mathfn): Handle
398 BUILT_IN_SIGNIFICAND{,F,L}.
399 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
400 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
402 * config/i386/i386.md (significandxf2, significand<mode>2): New
403 expanders to implement significandf, significand and significandl
404 built-ins as inline x87 intrinsics.
406 2009-06-18 Anatoly Sokolov <aesok@post.ru>
408 * config/avr/avr.c (avr_override_options): Remove setting value of
409 PARAM_INLINE_CALL_COST.
411 2009-06-18 Richard Henderson <rth@redhat.com>
414 * tree-pass.h (TDF_ASMNAME): New.
415 * tree-dump.c (dump_options): Add asmname.
416 * doc/invoke.texi: Document it.
418 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
419 (dump_decl_name): ...here.
420 (dump_function_name): New flags arg; mind TDF_ASMNAME.
421 (dump_generic_node): Update dump_function_name calls.
422 (print_call_name): New flags arg; update all dump calls.
423 * diagnostic.h (print_call_name): Update.
424 * gimple-pretty-print.c (dump_gimple_call): Update.
426 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
429 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
431 2009-06-18 Diego Novillo <dnovillo@google.com>
433 * doc/plugins.texi: Document plugin_is_GPL_compatible.
434 * plugin.c (str_license): Declare.
435 (try_init_one_plugin): Assert that the symbol
436 'plugin_is_GPL_compatible' exists.
438 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
441 * Makefile.in (OBJS-common): Remove see.o.
443 * common.opt (fsee): Mark as preserved for backward compatibility.
444 * opts.c (common_handle_option): Add OPT_fsee to the backward
445 compatibility section.
446 * passes.c (init_optimization_passes, pass_see): Remove pass.
447 * timevar.def (TV_SEE): Remove.
448 * tree-pass.h (pass_see): Remove declaration.
449 * doc/invoke.texi (-fsee): Remove documentation.
451 2009-06-18 Martin Jambor <mjambor@suse.cz>
453 * tree-sra.c: Include statistics.h
454 (sra_stats): New variable.
455 (sra_initialize): Clear sra_stats.
456 (create_access_replacement): Increment sra_stats.replacements.
457 (get_access_replacement): Do not return twice.
458 (analyze_all_variable_accesses): Increment statistics counter by the
459 number of scalarized aggregates.
460 (generate_subtree_copies): Increment sra_stats.subtree_copies.
461 (sra_modify_expr): Increment sra_stats.exprs.
462 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
463 (sra_modify_assign): Increment sra_stats.exprs,
464 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
465 (perform_intra_sra): Update statistics counters.
466 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
468 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
470 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
471 (arm_scalar_mode_supported_p): New function.
473 2009-06-18 Paul Brook <paul@codesourcery.com>
474 Sandra Loosemore <sandra@codesourcery.com>
476 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
477 (__extendhfsf2, __truncsfhf2): Define.
478 * config/arm/fp16.c: New file.
479 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
480 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
482 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
484 * doc/extend.texi (Half-Precision): New section.
485 * doc/invoke.texi (Option Summary): List -mfp16-format.
486 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
487 * config/arm/arm.opt (mfp16-format=): New.
488 * config/arm/arm.c: Include intl.h.
489 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
490 (TARGET_INVALID_RETURN_TYPE): Redefine.
491 (TARGET_PROMOTED_TYPE): Redefine.
492 (TARGET_CONVERT_TO_TYPE): Redefine.
493 (arm_fp16_format): Define.
494 (all_fpus): Add entry for neon-fp16.
495 (fp_model_for_fpu): Likewise.
496 (struct fp16_format): Declare.
497 (all_fp16_formats): Define.
498 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
500 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
502 (arm_legitimate_index_p): Treat HFmode like HImode.
503 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
504 (coproc_secondary_reload_class): Special-case HFmode.
505 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
506 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
507 (arm_init_fp16_builtins): New.
508 (arm_init_builtins): Call it.
509 (arm_invalid_parameter_type): New.
510 (arm_invalid_return_type): New.
511 (arm_promoted_type): New.
512 (arm_convert_to_type).
513 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
515 (arm_emit_fp16_const): New function.
516 (arm_mangle_type): Mangle __fp16 as "Dh".
517 * config/arm/arm.h (TARGET_VFPD32): Make it know about
519 (TARGET_NEON_FP16): New.
520 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
521 (enum fputype): Add FPUTYPE_NEON_FP16.
522 (enum arm_fp16_format_type): Declare.
523 (arm_fp16_format): Declare.
524 (LARGEST_EXPONENT_IS_NORMAL): Define.
525 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
526 * config/arm/arm-modes.def (HFmode): Define.
527 * config/arm/vfp.md: (*movhf_vfp): New.
530 * config/arm/arm.md: (fpu): Add neon_fp16.
531 (floatsihf2, floatdihf2): New.
532 (fix_trunchfsi2, fix_trunchfdi2): New.
537 (*thumb1_movhf): New.
538 (consttable_2): Add check for HFmode constants.
539 (consttable_4): Handle HFmode constants.
541 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
543 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
545 2009-06-17 Olivier Hainque <hainque@adacore.com>
547 * collect2.c (main): Use CONST_CAST2 to perform char ** to
548 const char ** conversion in AIX specific section.
550 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
552 * config/i386/i386.c (ix86_special_builtin_type): Remove
553 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
554 (bdesc_special_args): Updated.
555 (ix86_init_mmx_sse_builtins): Likewise.
556 (ix86_expand_special_args_builtin): Likewise.
558 2009-06-17 Richard Henderson <rth@redhat.com>
560 * tree-pretty-print.c (maybe_dump_asm_name): New.
561 (dump_decl_name): Use it.
562 (PRINT_FUNCTION_NAME): Merge into...
563 (dump_function_name): ... here. Use maybe_dump_asm_name.
565 2009-06-17 Cary Coutant <ccoutant@google.com>
567 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
569 * debug.c (struct gcc_debug_hooks): Change placeholder for
571 (debug_nothing_int_charstar_int): Replaced by...
572 (debug_nothing_int_charstar_int_bool): ...this.
573 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
574 source_line prototype.
575 (debug_nothing_int_charstar_int): Replaced by...
576 (debug_nothing_int_charstar_int_bool): ...this.
577 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
578 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
579 Output is_stmt operand when necessary.
580 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
581 (notice_source_line): Add is_stmt parameter.
582 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
583 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
585 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
586 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
588 2009-06-17 Ian Lance Taylor <iant@google.com>
590 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
592 (struct store_by_pieces_d): Rename from store_by_pieces. Change
595 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
597 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
598 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
599 tree_strip_sign_nop_conversions and
600 tree_ssa_strip_useless_type_conversions rather than stripping
602 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
604 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
605 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
606 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
607 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
610 2009-06-17 Michael Eager <eager@eagercon.com>
612 * config/rs6000/constraints.md (register_constraint "d"): New.
613 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
614 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
615 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
616 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
617 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
618 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
619 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
620 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
621 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
622 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
624 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
625 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
626 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
627 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
628 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
629 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
630 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
631 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
632 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
633 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
634 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
635 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
636 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
637 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
639 2009-06-16 Ian Lance Taylor <iant@google.com>
641 * profile.c (total_num_never_executed): Don't define.
642 (compute_branch_probabilities): Don't count or print
644 (init_branch_prob): Don't set total_num_never_executed.
645 (end_branch_prob): Don't print total_num_never_executed.
647 2009-06-17 David Daney <ddaney@caviumnetworks.com>
649 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
651 2009-06-17 David Edelsohn <edelsohn@gnu.org>
653 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
656 2009-06-17 Steve Ellcey <sje@cup.hp.com>
658 * expr.c (expand_assignment): Change complex type check.
660 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
662 * doc/plugins.texi (Building GCC plugins): Added new section.
664 2009-06-17 Ian Lance Taylor <iant@google.com>
666 * c-pch.c (get_ident): Don't set size of templ array.
667 (pch_init): Don't set size of partial_pch array.
669 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
670 string constant to intialize an array whose size is the length of
673 2009-06-17 Richard Guenther <rguenther@suse.de>
675 PR tree-optimization/40389
676 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
677 to addressable types.
678 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
680 2009-06-17 Richard Guenther <rguenther@suse.de>
683 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
684 if there is no evolution of left in the loop bail out.
685 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
688 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
689 Janis Johnson <janis187@us.ibm.com>
692 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
693 for the symbol ref of a constant that is the source of a move
694 - nor for any other not-obvious-label-ref constants.
696 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
698 * plugin.c (position_pass): Skip newly inserted pass during list
699 traversal to avoid repeated insertion.
701 2009-06-16 Ian Lance Taylor <iant@google.com>
703 * vec.h (VEC_stack_alloc): Define different version if
704 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
705 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
706 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
707 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
709 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
711 * config.gcc (extra_headers): Add ia32intrin.h for x86.
713 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
714 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
715 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
716 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
717 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
718 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
719 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
720 (bdesc_special_args): Add __builtin_ia32_rdtsc and
721 __builtin_ia32_rdtscp.
722 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
723 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
724 and __builtin_ia32_rorhi.
725 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
726 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
727 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
728 (ix86_expand_args_builtin): Likewise.
729 (ix86_expand_special_args_builtin): Likewise.
731 * config/i386/i386.md (UNSPECV_RDTSCP): New.
732 (UNSPECV_RDTSC): Likewise.
733 (UNSPECV_RDPMC): Likewise.
734 (*bsr): Renamed to ...
736 (*bsr_rex64): Renamed to ...
740 (*rdpmc_rex64): Likewise.
743 (*rdtsc_rex64): Likewise.
746 (*rdtscp_rex64): Likewise.
748 * config/i386/ia32intrin.h: New.
750 * config/i386/x86intrin.h: Include <ia32intrin.h>.
752 2009-06-16 Ian Lance Taylor <iant@google.com>
754 * ira-build.c (copy_info_to_removed_store_destinations):
757 2009-06-16 Ian Lance Taylor <iant@google.com>
759 * c-decl.c (grokdeclarator): Change size_varies to bool.
761 2009-06-16 Ian Lance Taylor <iant@google.com>
763 * sel-sched.c: Make forward declarations of move_op_hooks and
764 fur_hooks explicitly extern.
766 2009-06-16 Ian Lance Taylor <iant@google.com>
768 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
769 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
771 2009-06-16 Ian Lance Taylor <iant@google.com>
773 * resource.c (mark_referenced_resources): Change
774 include_delayed_effects parameter to bool. Change all callers.
775 (mark_end_of_function_resources): Likewise.
776 * reorg.c (insn_references_resource_p): Likewise.
777 (insn_sets_resource_p): Likewise.
778 * resource.h (mark_referenced_resources): Update declaration.
779 (mark_end_of_function_resources): Update declaration.
781 2009-06-16 David Edelsohn <edelsohn@gnu.org>
783 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
785 2009-06-16 David Edelsohn <edelsohn@gnu.org>
787 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
788 GCC can bootstrap on AIX with GNU Binutils 2.20.
790 2009-06-16 Ian Lance Taylor <iant@google.com>
792 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
794 2009-06-16 Ian Lance Taylor <iant@google.com>
796 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
797 inline, not extern inline.
798 (exact_log2): Likewise.
799 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
801 (exact_log2): Likewise, but don't test CTZ_HWI.
803 2009-06-16 Ian Lance Taylor <iant@google.com>
805 * bitmap.c (bitmap_clear): Don't declare as inline.
806 * gimple.c (gimplify_assign): Likewise.
807 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
808 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
809 (sched_scan_info): Remove duplicate definition.
811 2009-06-16 Ian Lance Taylor <iant@google.com>
813 * c-common.c (skip_evaluation): Don't define.
814 (c_inhibit_evaluation_warnings): Define global variable.
815 (overflow_warning): Check c_inhibit_evaluation_warnings rather
816 than skip_evaluation.
817 (convert_and_check, warn_for_div_by_zero): Likewise.
818 * c-common.h (skip_evaluation): Don't declare.
819 (c_inhibit_evaluation_warnings): Declare.
820 * c-parser.c (c_parser_typeof_specifier): Set
821 c_inhibit_evaluation_warnings rather than skip_evaluation.
822 (c_parser_conditional_expression): Likewise.
823 (c_parser_binary_expression): Likewise.
824 (c_parser_sizeof_expression): Likewise.
825 (c_parser_alignof_expression): Likewise.
826 * c-typeck.c (build_indirect_ref): Check
827 c_inhibit_evaluation_warnings rather than skip_evaluation.
828 (build_conditional_expr, build_binary_op): Likewise.
830 2009-06-16 Richard Guenther <rguenther@suse.de>
832 * tree-ssa-alias.c (is_escape_site): Remove.
833 * tree-ssa-alias.h (enum escape_type): Remove.
834 (is_escape_site): Likewise.
835 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
836 via casts and asms without deferring to is_escape_site.
838 2009-06-16 Jakub Jelinek <jakub@redhat.com>
841 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
842 use gen_lowpart if op0 has complex mode.
844 2009-06-16 Richard Guenther <rguenther@suse.de>
846 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
847 variables add them to ESCAPED.
848 (find_func_aliases): Do not make all indirectly stored values escaped.
850 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
852 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
855 2009-06-16 Martin Jambor <mjambor@suse.cz>
857 PR tree-optimization/40432
858 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
859 check whether we need to force gimple register operand.
861 2009-06-16 Martin Jambor <mjambor@suse.cz>
863 PR tree-optimization/40413
864 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
865 build_ref_for_offset.
866 (propagate_subacesses_accross_link): Fix a typo in a comment.
868 2009-06-16 Ira Rosen <irar@il.ibm.com>
870 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
871 with additional parameter.
872 * tree-vectorizer.h (enum vect_def_type): Add new value
874 (enum vect_relevant): Add comments.
875 (vect_is_simple_reduction): Add new argument.
876 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
877 Detect nested cycles.
878 (vect_is_simple_reduction): Update documentation, add an argument to
879 distinguish inner-loop reduction from nested cycle, detect nested
880 cycles, fix printings and indentation, don't swap operands in case
882 (get_initial_def_for_reduction): Handle subtraction.
883 (vect_create_epilog_for_reduction): Add new argument to specify
885 (vect_finalize_reduction): Handle subtraction, fix comments.
886 (vectorizable_reduction): Handle nested cycles. In case of nested
887 cycle keep track of the reduction variable position. Call
888 vect_is_simple_reduction with additional parameter. Use original
889 statement code in reduction epilogue for nested cycle. Call
890 vect_create_epilog_for_reduction with additional parameter.
891 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
892 inner-loop vectorization.
893 (vect_recog_widen_sum_pattern): Likewise.
894 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
896 (vect_mark_stmts_to_be_vectorized): Likewise.
897 (vect_get_vec_def_for_operand): Handle nested cycles.
899 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
901 * doc/invoke.texi (Debugging Options): Fix option index entries
902 for -fdump-statistics, -frandom-seed add entries for
903 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
904 (FRV Options): Fix entries for -mTLS, -mtls.
905 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
906 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
907 (M68hc1x Options): Fix @itemx for -mnominmax.
908 (MCore Options): Fix entry for -mno-lsim.
909 (MMIX Options): Fix entry for -mabi=mmixware.
910 (PDP-11 Options): Fix entry for -mbcopy-builtin.
912 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
914 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
915 Mention the plugin mode of gengtype.
916 * doc/gty.texi (Source Files Containing Type Information): Likewise.
917 * gengtype.c: Updated copyright.
918 (plugin_files, nb_plugin_files) Added new static variables.
919 (measure_input_list) Care about plugin_files.
920 (write_rtx_next): Added early return in plugin mode.
921 (create_file): Updated copyright year in generated file. Added
923 (oprintf): Added early return if NULL outf.
924 (get_output_file_with_visibility): Care of plugin_files.
925 (get_output_file_name): May return null.
926 (write_local): Added early return.
927 (put_mangled_filename): Ditto.
928 (finish_root_table): Added check for base_files.
929 (write_roots): Care about null when plugins.
930 (main): Added plugin mode.
932 2009-06-15 Ian Lance Taylor <iant@google.com>
934 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
935 * gcov.c (read_count_file): Add braces around variables declared
938 * c.opt (Wjump-misses-init): New warning.
939 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
940 -Wall and -Wc++-compat if not already set.
941 (c_common_post_options): Clear warn_jump_misses_init if it was not
943 * c-decl.c (struct c_binding): Change type field to a union with
944 new label field. Make it the first field in the struct. Update
945 references to type to use u.type instead.
946 (struct c_spot_bindings): Define.
947 (struct c_goto_bindings): Define.
948 (c_goto_bindings_p): Define, along with VECs.
949 (struct c_label_vars): Define.
950 (struct c_scope): Add has_label_bindings field.
951 (bind_label, set_spot_bindings): New static functions.
952 (decl_jump_unsafe, update_spot_bindings): New static functions.
953 (update_label_decls): New static function.
954 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
955 Update binding u.label field to shadowed field.
956 (c_binding_start_stmt_expr): New function.
957 (c_binding_end_stmt_expr): New function.
958 (pushdecl): Don't call c_begin_vm_scope.
959 (make_label): Add defining and p_label_vars parameters. Change
961 (lookup_label): Correct test for whether a label has not yet been
962 defined. Call bind_label rather than bind.
963 (warn_about_goto): New static function.
964 (lookup_label_for_goto): New function.
965 (declare_label): Call bind_label rather than bind.
966 (check_earlier_gotos): New static function.
967 (define_label): Don't give errors about jumping into statement
968 expressions or scopes of variably modified types. Call
969 set_spot_bindings and check_earlier_gotos. Call bind_label
970 instead of bind. Don't set label_context_stack_se or
971 label_context_stack_vm.
972 (c_get_switch_bindings): New function.
973 (c_release_switch_bindings): New function.
974 (c_check_switch_jump_warnings): New function.
975 (start_function): Don't set label_context_stack_se or
976 label_context_stack_vm.
977 (finish_function): Likewise.
978 * c-typeck.c (label_context_stack_se): Don't define.
979 (label_context_stack_vm): Don't define.
980 (c_finish_goto_label): Call lookup_label_for_goto rather than
981 lookup_label. Don't give errors about jumping into a statement
982 expression or the scope of a variably modified type. Don't set
983 label_context_stack_se or label_context_stack_vm.
984 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
985 fields. Add bindings field.
986 (c_start_case): Don't set deleted fields. Set bindings field.
987 (do_case): Rework order of tests. Don't check blocked_stmt_expr
988 or blocked_vm. Call c_check_switch_jump_warnings.
989 (c_finish_case): Don't test blocked_stmt_expr field. Call
990 c_release_switch_bindings.
991 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
992 c_switch_stack. Don't walk label_context_stack_se labels. Don't
993 set label_context_stack_se. Call c_bindings_start_stmt_expr.
994 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
995 c_switch_stack. Don't walk label_context_stack_se labels. Don't
996 set label_context_stack_se. Call c_bindings_end_stmt_expr.
997 (c_begin_vm_scope, c_end_vm_scope): Don't define.
998 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
999 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
1000 (C_DECL_UNJUMPABLE_VM): Don't define.
1001 (C_DECL_UNDEFINABLE_VM): Don't define.
1002 (struct c_label_list): Don't define.
1003 (struct c_label_context_se): Don't define.
1004 (struct c_label_context_vm): Don't define.
1005 (struct c_spot_bindings): Declare.
1006 (c_bindings_start_stmt_expr): Declare.
1007 (c_bindings_end_stmt_expr): Declare.
1008 (lookup_label_for_goto): Declare.
1009 (c_get_switch_bindings, c_release_switch_bindings): Declare.
1010 (c_check_switch_jump_warnings): Declare.
1011 (label_context_stack_se, label_context_stack_vm): Don't declare.
1012 (c_finish_goto_label): Update declaration.
1013 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
1014 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
1015 (Warning Options): Document -Wjump-misses-init.
1017 2009-06-15 Jakub Jelinek <jakub@redhat.com>
1019 * tree-object-size.c (addr_object_size): Fix a pasto in the last
1022 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1024 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
1026 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1028 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
1030 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
1032 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
1034 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
1036 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
1037 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
1038 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
1039 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
1040 * dwarf2asm.c (dw2_force_const_mem): Update call to
1042 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
1043 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
1044 * langhooks.c (lhd_comdat_group): Remove.
1045 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
1046 * tree.h (DECL_COMDAT_GROUP): New.
1047 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
1048 (tree_decl_with_vis): Add comdat_group. Remove one_only.
1049 (make_decl_one_only): Change signature.
1050 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
1052 (make_decl_one_only): Change signature.
1053 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
1055 2009-06-15 Richard Guenther <rguenther@suse.de>
1058 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
1060 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1062 * tree-ssa-math-opts.c: Remove extra divide.
1064 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1066 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
1068 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1070 * passes.c: Add bswap pass.
1071 * tree-pass.h: Add pass_optimize_bswap declaration.
1072 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
1073 Include rtl.h, expr.h and optabs.h for optab_handler check.
1074 (struct symbolic_number, pass_optimize_bswap): New definition.
1075 (do_shift_rotate, verify_symbolic_number_p): New functions.
1076 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
1077 (gate_optimize_bswap): New function.
1078 * tree.c (widest_int_cst_value): New function.
1079 * tree.h (widest_int_cst_value): Prototype added.
1081 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
1083 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
1084 REG_EQUAL/REG_EQUIV notes.
1086 2009-06-14 Richard Guenther <rguenther@suse.de>
1089 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
1090 has its address taken if NRV was applied and it is addressable.
1091 * tree-ssa-structalias.c (get_constraint_for_address_of): New
1092 function split out from ...
1093 (get_constraint_for_1): ... here.
1094 (handle_rhs_call): Use it to mark the return slot escaped if
1095 it is addressable and NRV was applied.
1097 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1099 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
1100 Change first argument type to location_t.
1101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
1102 Do not set input_location.
1103 Use loc instead of input_location throughout.
1105 2009-06-13 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/40421
1108 * tree-predcom.c (should_unroll_loop_p): Remove.
1109 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
1111 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1114 Add location argument.
1116 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
1118 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
1120 * config/s390/s390.c (s390_build_builtin_va_list): Same.
1121 (s390_gimplify_va_arg): Pass location to create_artificial_label.
1122 * config/spu/spu-protos.h: Add location to
1123 spu_resolve_overloaded_builtin.
1124 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
1125 spu_build_builtin_va_list.
1126 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
1127 argument. Pass location to build_function_call_vec.
1128 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
1130 (emit_fpu_switch): Same.
1131 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
1132 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
1133 to build_decl and create_artificial_label.
1134 (xtensa_gimplify_va_arg_expr): Same.
1135 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
1136 (xstormy16_gimplify_va_arg_expr): Same.
1137 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
1138 * config/arm/arm.c (arm_build_builtin_va_list): Same.
1139 * config/mips/mips.c (mips_build_builtin_va_list): Same.
1140 (mips16_build_function_stub): Same.
1141 (mips16_build_call_stub): Same.
1143 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
1146 * arm/constraints.md (Pa, Pb): New constraints.
1147 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
1148 split pattern to deal with them.
1150 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
1152 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
1153 fix index entry for -Xpreprocessor.
1155 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1158 Add location argument to build_decl call.
1159 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
1160 (rs6000_init_builtins): Same.
1161 (spe_init_builtins): Same.
1162 (rs6000_gimplify_va_arg): Add location argument to
1163 create_artificial_label call.
1165 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
1167 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
1168 * combine-stack-adj.c (pass_stack_adjustments): Use it.
1169 * Makefile.in: Fix GGC dependency for gcse.o.
1171 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
1173 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
1174 * gimple-pretty-print.c (dump_gimple_stmt): Same.
1175 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
1177 * c-parser.c (c_parser_binary_expression): Use current column while
1178 building binary operations.
1179 * common.opt (fshow-column): Enable by default.
1180 * tree-vrp.c (check_array_ref): Use warning_at.
1181 (check_array_bounds): Use location from call back if expr has no
1183 * tree.h: Add location argument to maybe_fold_*.
1184 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
1185 (maybe_fold_offset_to_array_ref): Add location argument and use it.
1186 (maybe_fold_offset_to_component_ref): Same.
1187 (maybe_fold_offset_to_reference): Same.
1188 (maybe_fold_offset_to_address): Same.
1189 (maybe_fold_stmt_indirect): Same.
1190 (maybe_fold_stmt_addition): Same.
1191 (fold_stmt_r): Pass location to maybe_fold_*.
1192 (fold_gimple_assign): Same.
1193 * c-tree.h: Add location argument to finish_decl,
1194 default_function_array_conversion, store_init_value.
1195 * c-decl.c (define_label): Use error_at.
1196 (c_make_fname_decl): Pass location to finish_decl.
1197 (finish_decl): New location argument.
1198 (build_compound_literal): Pass location to store_init_value.
1199 (grokdeclarator): Pass location to finish_decl.
1201 * c-typeck.c (array_to_pointer_conversion): New location argument.
1202 (function_to_pointer_conversion): Same.
1203 (default_function_array_conversion): Same.
1204 (parser_build_unary_op): Pass location to overflow_warning.
1205 (parser_build_binary_op): Same. Use warning_at.
1206 (build_unary_op): Pass location to array_to_pointer_conversion.
1207 (build_c_cast): Pass location to digest_init.
1208 (build_modify_expr): New location argument.
1209 (convert_for_assignment): Same.
1210 (store_init_value): Same.
1211 (digest_init): Same.
1212 (output_init_element): Pass location to digest_init and
1213 array_to_pointer_conversion.
1214 (c_finish_return): Pass location to convert_for_assignment.
1215 * gimplify.c (gimplify_conversion): Pass location to
1216 maybe_fold_offset_to_address.
1217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
1218 to maybe_fold_stmt_addition.
1219 * c-omp.c (c_finish_omp_atomic): Pass new location to
1221 (c_finish_omp_for): Same.
1222 * c-common.c (overflow_warning): New argument.
1223 * c-common.h: New argument to build_modify_expr, overflow_warning.
1224 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
1226 (c_parser_initializer): Pass location to
1227 default_function_array_conversion.
1228 (c_parser_initelt): Same.
1229 (c_parser_initval): Same.
1230 (c_parser_asm_operands): Same.
1231 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
1232 (c_parser_conditional_expression): Same.
1233 (c_parser_binary_expression): Add location info to stack. Use it.
1234 (c_parser_unary_expression): Pass location to
1235 default_function_array_conversion, parser_build_unary_op,
1236 build_indirect_ref, c_parser_postfix_expression_after_primary.
1237 (c_parser_postfix_expression_after_primary): New location argument.
1239 (c_parser_expression_conv): Pass location to
1240 default_function_array_conversion.
1241 (c_parser_expr_list): Same.
1242 (c_parser_omp_atomic): Same.
1243 (c_parser_omp_for_loop): Same.
1244 * c-tree.h: (struct c_declarator): Add comment to id_loc.
1245 (build_array_declarator): New argument.
1246 * c-decl.c (build_array_declarator): Add location argument.
1247 (grokdeclarator): Set id_loc for cdk_array.
1248 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
1249 build_array_declarator.
1250 * tree.c (build_omp_clause): Add location argument.
1251 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
1252 (OMP_CLAUSE_LOCATION): New macro.
1253 (struct tree_omp_clause): Add location field.
1254 (build_omp_clause): Add argument.
1255 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
1256 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
1258 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
1259 (cp_parser_omp_clause_collapse): Same.
1260 (cp_parser_omp_clause_default): Same.
1261 (cp_parser_omp_clause_if): Same.
1262 (cp_parser_omp_clause_nowait): Same.
1263 (cp_parser_omp_clause_num_threads): Same.
1264 (cp_parser_omp_clause_ordered): Same.
1265 (cp_parser_omp_clause_schedule): Same.
1266 (cp_parser_omp_clause_untied): Same.
1267 (cp_parser_omp_for_loop): Same.
1268 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1269 * c-tree.h (c_start_case): Add location argument.
1270 (c_process_expr_stmt): Same.
1271 (c_finish_goto_*): Same.
1272 * tree-parloops.c (initialize_reductions): Pass location to
1274 (create_parallel_loop): Same.
1275 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
1276 (gfc_trans_omp_reduction_list): Same.
1277 (gfc_trans_omp_clauses): Same.
1278 (gfc_trans_omp_do): Same.
1279 * c-typeck.c (c_finish_goto_label): Same.
1280 (c_finish_goto_ptr): New location argument.
1281 (c_start_case): Same.
1282 (emit_side_effect_warnings): Same.
1283 (c_process_expr_stmt): Same.
1284 (c_finish_stmt_expr): Same.
1285 (c_finish_omp_clauses): Use error_at instead of error.
1286 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
1288 * c-omp.c (c_split_parallel_clauses): New location argument.
1289 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
1290 to build_omp_clause.
1291 (convert_local_reference_stmt): Same.
1292 (convert_gimple_call): Same.
1293 * c-common.h (c_split_parallel_clauses): New argument.
1294 * c-parser.c (c_parser_statement_after_labels): Pass location to
1295 c_finish_goto_label.
1296 (c_parser_switch_statement): Pass location to c_start_case.
1297 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
1298 and c_process_expr_stmt.
1299 (c_parser_omp_variable_list): Add location argument.
1300 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
1301 (c_parser_omp_clause_default): Same.
1302 (c_parser_omp_clause_if): Same.
1303 (c_parser_omp_clause_num_threads): Same.
1304 (-c_parser_omp_clause_ordered): Same.
1305 (c_parser_omp_clause_reduction): Pass location to
1306 c_parser_omp_variable_list.
1307 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
1308 (c_parser_omp_clause_untied): Same.
1309 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
1310 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
1312 * c-tree.h (check_for_loop_decls, undeclared_variable,
1313 build_component_ref, build_array_ref, build_external_ref,
1314 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
1315 build_conditional_expr, build_compound_expr, c_cast_expr,
1316 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
1317 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
1319 * c-semantics.c (build_stmt): Same.
1320 (build_case_label): Same.
1321 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
1322 (undeclared_variable): New argument.
1324 (lookup_label): Pass location on down.
1325 (define_label): Same.
1326 (finish_decl): Same.
1327 (build_compound_literal): Same.
1328 (finish_struct): Same.
1329 (finish_function): Do not set location here.
1330 (check_for_loop_decls): New argument.
1331 * tree.c (save_expr): Set location.
1332 (build_empty_stmt): New argument.
1333 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
1334 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
1335 * builtins.c (gimplify_va_arg_expr): Use locations.
1336 (expand_builtin_sync_operation): Same.
1337 * c-typeck.c (build_component_ref): New argument.
1338 (build_array_ref): Same.
1339 (build_external_ref): Same.
1340 (c_expr_sizeof_expr): Same.
1341 (c_expr_sizeof_type): Same.
1342 (parser_build_unary_op): Same.
1343 (build_conditional_expr): Same.
1344 (build_compound_expr): Pass location on down.
1345 (build_compound_expr): New argument.
1346 (build_c_cast): Same.
1347 (c_cast_expr): Same.
1348 (build_asm_expr): Same.
1349 (c_finish_return): Same.
1350 (c_process_expr_stmt): Pass location on down.
1351 (c_finish_stmt_expr): New argument.
1352 (push_clenaup): Same.
1353 (c_finish_omp_parallel): Same.
1354 (c_finish_omp_task): Same.
1355 * gimplify.c (gimplify_call_expr): Pass location on down.
1356 * c-omp.c (c_finish_omp_master): New argument.
1357 (c_finish_omp_critical): Same.
1358 (c_finish_omp_ordered): Same.
1359 (c_finish_omp_barrier): Same.
1360 (-c_finish_omp_taskwait): Same.
1361 (c_finish_omp_atomic): Same.
1362 (c_finish_omp_flush): Same.
1363 * tree-inline.c (copy_tree_body_r): Pass location on down.
1364 (inline_forbidden_p): Remove use of input_location.
1365 * c-gimplify.c (c_build_bind_expr): New argument.
1366 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
1367 (c_sizeof_or_alignof_type): New argument.
1368 (c_alignof_expr): Same.
1369 (build_va_arg): Same.
1370 (c_add_case_label): Same.
1371 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
1372 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
1373 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
1374 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
1375 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
1376 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
1378 * stub-objc.c (objc_build_selector_expr): Same.
1379 (objc_build_throw_stmt): Same.
1380 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1381 (c_parser_initelt): Same.
1382 (c_parser_compound_statement): Same.
1383 (c_parser_compound_statement_nostart): Same.
1384 (c_parser_label): Same.
1385 (c_parser_statement_after_labels): Same.
1386 (c_parser_if_body): Same.
1387 (c_parser_else_body): Same.
1388 (c_parser_if_statement): Same.
1389 (c_parser_switch_statement): Same.
1390 (c_parser_while_statement): Same.
1391 (c_parser_do_statement): Same.
1392 (c_parser_for_statement): Same.
1393 (c_parser_asm_statement): Same.
1394 (c_parser_conditional_expression): Same.
1395 (c_parser_binary_expression): Same.
1396 (c_parser_cast_expression): Same.
1397 (c_parser_unary_expression): Same.
1398 (c_parser_sizeof_expression): Same.
1399 (c_parser_alignof_expression): Same.
1400 (c_parser_postfix_expression): Same.
1401 (c_parser_expression): Same.
1402 (c_parser_objc_receiver): Same.
1403 (c_parser_omp_variable_list): Same.
1404 (c_parser_omp_structured_block): Same.
1405 (c_parser_omp_atomic): New argument.
1406 (c_parser_omp_barrier): Same.
1407 (c_parser_omp_critical): Same.
1408 (c_parser_omp_flush): Pass location on down.
1409 (c_parser_omp_for_loop): New argument.
1410 (c_parser_omp_for): Same.
1411 (c_parser_omp_master): Same.
1412 (c_parser_omp_ordered): Same.
1413 (c_parser_omp_sections_scope): Same.
1414 (c_parser_omp_sections): Same.
1415 (c_parser_omp_parallel): Same.
1416 (c_parser_omp_single): Same.
1417 (c_parser_omp_task): Same.
1418 (c_parser_omp_taskwait): Pass location on down.
1419 (c_parser_omp_construct): Same.
1420 (c_parser_omp_threadprivate): Same.
1421 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1422 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1423 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1424 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1425 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1426 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1427 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1428 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1429 config/i386/i386.c, stmt.c:
1430 Add location argument to the following function definitions and/or
1431 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1432 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1433 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1434 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1435 do_case, c_finish_bc_stmt, build_compound_literal,
1436 build_function_call.
1437 * c-decl.c (build_compound_literal): Add location argument.
1438 Make all diagnostic calls use location.
1439 (start_struct): Same.
1440 (finish_struct): Same.
1442 (build_enumerator): Same.
1443 (start_function): Same.
1444 (grokdeclarator): Make all diagnostic calls use location.
1445 (store_parm_decls_oldstyle): Same.
1446 * c-typeck.c (build_function_call): Add location argument.
1447 Make all diagnostic calls use location.
1449 (c_finish_bc_stmt): Same.
1450 * tree-nested.c (get_trampoline_type): Add argument.
1451 Pass location to build_decl.
1452 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1453 * rtl.h (RTL_LOCATION): New.
1454 * c-common.c (c_add_case_label): Add location argument.
1455 Make all diagnostic calls use location.
1456 * c-common.h: Add location argument to make_fname_decl, do_case,
1457 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1458 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1459 Set it appropriately for every case. Pass enum_loc to start_enum
1460 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1462 (c_parser_struct_or_union_specifier): Save location. Use it for
1463 start_struct, finish_struct, and parser_xref_tag.
1465 2009-06-12 Ian Lance Taylor <iant@google.com>
1467 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1469 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1470 cpp_opts->warn_cxx_operator_names.
1472 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1475 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1476 is returns NULL and OP is a VCE, look through the VCE.
1478 2009-06-12 Ian Lance Taylor <iant@google.com>
1481 * collect2.c (main): Use CONST_CAST2 in code inside #if
1482 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1484 2009-06-12 Joey Ye <joey.ye@intel.com>
1487 * cfgexpand.c (get_decl_align_unit): Update
1488 max_used_stack_slot_alignment with align instead of
1489 stack_alignment_needed.
1491 * function.c (assign_stack_local_1): Update
1492 max_used_stack_slot_alignment with alignment_in_bits instead
1493 of stack_alignment_needed.
1494 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1497 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1499 * dwarf2out.c (last_var_location_insn): New variable.
1500 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1501 (dwarf2out_var_location): Don't record anything after last real
1502 insn. Only change labels if there were any real instructions
1503 in between last note and this one, or if changed sections.
1505 2009-06-11 Richard Henderson <rth@redhat.com>
1507 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1508 note when storing the frame pointer in a register.
1509 (FRP): Don't redefine to nothing for epilogue.
1510 (alpha_expand_epilogue): Mark register and sp restores.
1511 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1513 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1514 when gen_lowpart is needed.
1516 2009-06-11 Richard Henderson <rth@redhat.com>
1518 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1520 * dwarf2out.c (need_data_align_sf_opcode): New.
1521 (div_data_align): Move earlier.
1522 (def_cfa_1, reg_save): Use it.
1524 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1526 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1527 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1528 (ix86_handle_option): Handle OPT_mcrc32.
1529 (ix86_target_string): Add -mcrc32.
1530 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1532 * config/i386/i386.h (TARGET_CRC32): New.
1534 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1535 (sse4_2_crc32di): Likewise.
1537 * config/i386/i386.opt (mcrc32): New.
1539 * doc/invoke.texi: Document -mcrc32.
1541 2009-06-11 Richard Henderson <rth@redhat.com>
1543 * common.opt (gdwarf-): Accept a version number.
1544 * doc/invoke.texi (gdwarf-): Update docs.
1545 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
1546 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
1547 version level, and record it.
1549 * dwarf2.h (DW_CIE_VERSION): Remove.
1550 * dwarf2out.c (DWARF_VERSION): Remove.
1551 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
1552 (output_call_frame_info): Use CIE version 3 for dwarf3,
1553 or if the return register column is out of range for version 1.
1554 (dwarf_stack_op_name): Add all dwarf3 values.
1555 (DEBUG_PUBTYPES_SECTION): New.
1556 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
1557 encoding change for dwarf3.
1558 (output_die) [dw_val_class_die_ref]: Likewise.
1559 (output_compilation_unit_header): Emit correct version for dwarf3.
1560 (output_line_info): Likewise.
1561 (output_pubnames): Update for DWARF_VERSION removal.
1562 (output_aranges): Likewise.
1563 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
1564 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
1565 (dwarf2out_finish): Likewise.
1567 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1569 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
1572 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1575 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
1576 * builtins.c (expand_builtin_unreachable): New function.
1577 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
1578 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
1579 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
1581 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
1582 searching for missing barriers.
1584 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1586 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
1587 when -fprofile-generate* was passed.
1588 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1590 2009-06-11 Anthony Green <green@moxielogic.com>
1592 * config/moxie/moxie.md: Define length attribute for all instructions.
1594 (*b<cond:code>): Support limited branch ranges for new PC-relative
1595 branch instructions.
1596 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
1598 2009-06-11 Jakub Jelinek <jakub@redhat.com>
1600 * config/i386/i386.c (min_insn_size): Use get_attr_length
1601 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
1604 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
1605 instead of emit_insn_before.
1607 2009-06-10 Ian Lance Taylor <iant@google.com>
1610 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
1613 2009-06-10 Revital Eres <eres@il.ibm.com>
1615 * passes.c (init_optimization_passes): Reschedule
1616 predictive-commoning pass before complete unroll pass.
1618 2009-06-10 Martin Jambor <mjambor@suse.cz>
1620 * cgraph.c (cgraph_node_can_be_local_p): New function.
1621 (cgraph_make_node_local): New function.
1622 * cgraph.h (cgraph_node_can_be_local_p): Declare.
1623 (cgraph_make_node_local): Declare.
1625 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
1627 * tree.h (tree_base): Add packed_flag and user_align fields.
1628 Decrease size of spare field.
1629 (TYPE_USER_ALIGN): Use user_align from tree_base.
1630 (DECL_USER_ALIGN): Likewise.
1631 (TYPE_PACKED): Use packed_flag from tree_base.
1632 (DECL_PACKED): Likewise.
1633 (tree_type): Delete packed_flag and user_align fields. Widen
1634 precision field. Widen mode field and shuffle fields to align
1635 mode on an 8-bit boundary.
1636 (tree_decl_common): Delete decl_flag_1 and user_align fields.
1637 Renumber decl_flag_* fields. Fix comments. Widen
1638 decl_common_unused field.
1639 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
1640 (DECL_EXTERNAL): Likewise.
1641 (DECL_BIT_FIELD): Likewise.
1642 (DECL_NONADDRESSABLE_P): Likewise.
1643 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
1644 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
1646 2009-06-10 Ian Lance Taylor <iant@google.com>
1648 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
1649 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
1650 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
1651 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
1652 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
1653 DEF_VEC_ALLOC_FUNC_P.
1654 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
1655 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
1656 DEF_VEC_ALLOC_FUNC_O.
1657 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
1658 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
1659 DEF_VEC_ALLOC_FUNC_I.
1660 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
1661 (vec_stack_p_reserve_exact_1): Declare.
1662 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
1663 (vec_stack_free): Declare.
1664 (VEC_stack_alloc): Define.
1665 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
1666 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
1667 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
1668 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
1670 (stack_vecs): New static variable.
1671 (vec_stack_p_reserve_exact_1): New function.
1672 (vec_stack_o_reserve_1): New static function.
1673 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
1674 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
1675 (vec_stack_free): New function.
1676 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
1677 (VEC_df_ref_stack_alloc): Define.
1678 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
1679 DEF_VEC_ALLOC_P_STACK.
1680 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
1681 (struct df_collection_rec): Change _vec fields to VEC. Remove
1683 (df_free_collection_rec): Adjust for new fields.
1684 (df_insn_rescan): Use new df_collection_rec fields.
1685 (df_notes_rescan, df_canonize_collection_rec): Likewise.
1686 (df_ref_create_structure, df_ref_record): Likewise.
1687 (df_get_conditional_uses, df_get_call_refs): Likewise.
1688 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
1689 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
1690 (df_record_exit_block_uses, df_bb_verify): Likewise.
1691 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
1692 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
1693 Remove count parameter. Change return type to void. Change all
1695 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
1696 Remove count parameter. Change return type to void. Change all
1698 (df_install_refs): Change old_vec parameter to VEC. Remove count
1699 parameter. Change all callers.
1700 (df_install_mws): Change old_vec parameter to VEC. Remove count
1701 parameter. Change all callers.
1702 (df_refs_verify): Change new_rec parameter to VEC. Change call
1704 (df_mws_verify): Likewise.
1706 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
1708 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
1710 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
1712 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
1714 2009-06-10 Anthony Green <green@moxielogic.com>
1716 * config/moxie/crti.asm: New file.
1717 * config/moxie/crtn.asm: New file.
1718 * config/moxie/moxie.c: New file.
1719 * config/moxie/moxie.h: New file.
1720 * config/moxie/sfp-machine.h: New file.
1721 * config/moxie/moxie-protos.h: New file.
1722 * config/moxie/t-moxie: Created.
1723 * config/moxie/t-moxie-softfp: Created.
1724 * config/moxie/moxie.md: Created.
1725 * config/moxie/constraints.md: Created.
1726 * config.gcc: Add moxie support.
1727 * doc/md.texi (Machine Constraints): Add moxie constraints.
1728 * doc/contrib.texi (Contributors): Mention moxie port.
1729 * doc/install.texi (Specific): Mention the moxie port.
1731 2009-06-09 Ian Lance Taylor <iant@google.com>
1733 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
1735 * optabs.c (optab_table): Only use designated initializers if
1736 HAVE_DESIGNATED_INITIALIZERS is defined.
1737 (convert_optab_table): Likewise.
1738 (init_optabs): Always call init_insn_codes if
1739 HAVE_DESIGNATED_INITIALIZERS is not defined.
1741 2009-06-09 Ian Lance Taylor <iant@google.com>
1743 * targhooks.c (default_builtin_vectorized_function): Change fn
1744 parameter to unsigned int.
1745 (default_builtin_vectorized_conversion): Change code parameter to
1747 (default_builtin_reciprocal): Change fn parameter to unsigned int.
1748 * targhooks.h: Update declarations.
1749 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
1750 parameter to unsigned int.
1752 * c-typeck.c (comptypes_check_enum_int): New static function.
1753 (comptypes_internal): Add enum_and_int_p parameter. Change all
1755 (comp_target_types): Add location parameter. Change all callers.
1756 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
1758 (function_types_compatible_p, type_lists_compatible_p): Likewise.
1759 (build_conditional_expr): Add colon_loc parameter. Change all
1761 (convert_for_assignment): Add location parameter. Change all callers.
1762 * c-parser.c (c_parser_conditional_expression): Pass location of
1763 colon to build_conditional_expr.
1764 * c-tree.h (build_conditional_expr): Update declaration.
1766 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1768 * graphite.c: Revert previous patch.
1770 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1773 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1775 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
1777 * tree-ssa-loop-prefetch.c
1778 (loop_prefetch_arrays): Fixed a portability problem in printf format
1781 2009-06-09 Martin Jambor <mjambor@suse.cz>
1783 PR tree-optimization/40351
1784 * tree-sra.c (propagate_subacesses_accross_link): Check that a
1785 refrence to a potential artifical subaccess can be constructed.
1787 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1789 * config/sh/sh-protos.h (sh_optimization_options): Declare.
1790 (sh_override_options): Likewise.
1791 * config/sh/sh.c: Include params.h.
1792 (sh_optimization_options): New.
1793 (sh_override_options): Likewise.
1794 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
1795 (OVERRIDE_OPTIONS): Use sh_override_options.
1797 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1799 * dwarf2out.c (emit_cfa_remember): New variable.
1800 (add_fde_cfi): If emit_cfa_remember, recurse to add
1801 DW_CFA_remember_state first.
1802 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
1803 instead just set emit_cfa_remember.
1805 2009-06-08 Jan Hubicka <jh@suse.cz>
1808 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
1810 2009-06-08 Jan Hubicka <jh@suse.cz>
1813 * cgraphunit.c (save_inline_function_body): Do not copy transform
1814 hooks for saved inline bodies.
1815 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
1818 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
1820 * jump.c (returnjump_p): Handle delayed branches. Add missing
1823 2009-06-08 Jan Hubicka <jh@suse.cz>
1826 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
1827 original node might've been modified.
1828 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
1830 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1832 * tree-object-size.c (addr_object_size): Add OSI argument.
1833 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
1834 (compute_builtin_object_size, expr_object_size): Adjust callers.
1835 (plus_stmt_object_size): Call addr_object_size instead of
1836 compute_builtin_object_size.
1838 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
1839 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1841 * tree-ssa-loop-prefetch.c
1842 (gather_memory_references): Introduced a counter for the number of
1844 (anything_to_prefetch_p): Introduced a counter for the number of
1846 (is_loop_prefetching_profitable): New function with a cost model
1848 (loop_prefetch_arrays): Use the new cost model to determine if
1849 prefetching is profitable.
1850 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
1851 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1852 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
1853 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1854 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
1855 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1857 2009-06-08 Michael Matz <matz@suse.de>
1860 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
1861 partitions use the same.
1862 (expand_one_var): Deal with DECL_RTL sometimes begin set also
1863 for basevars of SSA_NAMEs.
1864 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
1865 to not expand them twice.
1866 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
1869 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
1871 * common.opt (fcompare-debug=, fcompare-debug-second): New.
1872 (fdump-final-insns=, gtoggle): New.
1873 * doc/invoke.texi: Document them.
1874 * final.c (rest_of_clean_state): Dump final insn stream.
1875 * gcc.c (invoke_as): Hook in -fcompare-debug.
1876 (static_spec_functions): Add compare-debug-dump-opt,
1877 compare-debug-self-opt and compare-debug-auxbase-opt.
1878 (compare_debug, compare_debug_second, compare_debug_opt): New.
1879 (switches_debug_check, n_switches_debug_check): New.
1880 (debug_auxbase_opt, debug_check_temp_file): New.
1881 (process_command): Handle -fno-compare-debug, -fcompare-debug and
1883 (do_self_spec): Handle arguments after switches.
1884 (do_spec_1): Add .gk extension to temp file basenames for compare.
1885 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
1886 (cc1_options): Use it instead of normal auxbase computation for
1887 the second compare-debug compilation.
1888 (compare_files): New.
1889 (main): Set up and implement compare debug mode.
1890 (compare_debug_dump_opt_spec_function): New.
1891 (compare_debug_self_opt_spec_function): New.
1892 (compare_debug_auxbase_opt_spec_function): New.
1893 * toplev.c (process_options): Handle flag_gtoggle,
1894 flag_dump_final_insns.
1895 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
1896 during -fcompare-debug-second compilation.
1898 2009-06-07 Ian Lance Taylor <iant@google.com>
1900 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
1901 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
1903 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
1904 with no default node. Change warning with %H to warning_at.
1905 Don't clear warn_switch around case checking.
1906 * doc/invoke.texi (Warning Options): Clarify distinction between
1907 -Wswitch and -Wswitch-enum.
1909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1911 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
1913 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1915 * gbl-ctors.h: Add header guard.
1917 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1919 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
1920 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
1921 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
1922 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
1923 prototypes for removed functions.
1924 (expressions_equal_p): Move to ...
1925 * tree-ssa-sccvn.h: ... here and ...
1926 * matrix-reorg.c: ... adjust includes.
1928 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1930 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
1932 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1934 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
1935 (finish_function): Remove erroneous whitespace.
1937 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1939 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
1940 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
1942 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1944 * errors.c (internal_error): Commentary typo fix.
1945 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
1946 * tree-ssa-pre.c: Ditto.
1948 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1950 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
1951 them is supposed to hold actual statements.
1953 2009-06-06 Ian Lance Taylor <iant@google.com>
1955 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
1956 empty statements can now have attributes.
1958 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
1960 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
1961 * config/mips/mips.md: Ditto.
1963 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1965 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
1967 (__eabi_uconvert): Likewise.
1969 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1971 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
1972 CFI_* definitions with IN_GCC.
1974 2009-06-05 David Edelsohn <edelsohn@gnu.org>
1976 * xcoffout.h (xcoffout_source_line): Update prototype.
1978 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1980 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
1981 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
1983 2009-06-05 Jakub Jelinek <jakub@redhat.com>
1986 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
1987 inlined_function_outer_scope_p blocks for artificial inlines
1989 * tree.c (tree_nonartificial_location): Rewrite using
1990 block_nonartificial_location.
1992 2009-06-05 Revital Eres <eres@il.ibm.com>
1993 Leehod Baruch <leehod@il.ibm.com>
1995 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
1996 (expand_expr_real_1): Remove comment.
1997 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1998 Vectorize misaligned access when the target supports it.
1999 (vect_supportable_dr_alignment): Check for unaligned access support.
2000 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
2003 2009-06-05 Julian Brown <julian@codesourcery.com>
2005 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
2006 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
2008 2009-06-05 Richard Guenther <rguenther@suse.de>
2011 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
2014 2009-06-05 Jakub Jelinek <jakub@redhat.com>
2016 * config/s390/s390.c (global_not_special_regno_p): New static inline.
2017 (save_gprs): Don't tell unwinder when a global register is saved.
2018 (s390_emit_epilogue): Emit needed epilogue unwind info.
2020 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2022 * dwarf2out.c (deferred_asm_name): New.
2023 (add_name_and_src_coords_attributes): Defer creation of
2024 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
2026 (move_linkage_attr): New.
2027 (dwarf2out_finish): Revisit deferrals and emit attributes at the
2030 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
2032 * tree-nested.c (finalize_nesting_tree_1): Declare the
2033 frame_decl in the binding tree.
2035 2009-06-04 Cary Coutant <ccoutant@google.com>
2037 * basic-block.h (struct basic_block_def): Add discriminator field.
2038 * dbxout.c (dbxout_source_line): Add new parameter. Change all
2040 * debug.c (do_nothing_debug_hooks): Add additional entry.
2041 (debug_nothing_int_charstar_int): New function.
2042 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
2043 (debug_nothing_int_charstar_int): New declaration.
2044 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
2045 discriminator value in .loc directive.
2046 * final.c (last_discriminator): New variable.
2047 (discriminator): New variable.
2048 (final_start_function): Initialize above variables, pass current
2049 discriminator to debug hook.
2050 (notice_source_line): Check for discriminator change.
2051 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
2052 * sdbout.c (sdbout_source_line): New parameter.
2053 * tree-cfg.c (struct locus_discrim_map): New structure type.
2054 (discriminator_per_locus): New hash table.
2055 (build_gimple_cfg): Allocate and free discriminator hash table.
2056 (make_edges): Call assign_discriminator.
2057 (locus_map_hash): New function.
2058 (locus_map_eq): New function.
2059 (next_discriminator_for_locus): New function.
2060 (same_line_p): New function.
2061 (assign_discriminator): New function.
2062 (make_cond_expr_edges): Call assign_discriminator.
2063 (make_gimple_switch_edges): Likewise.
2064 (first_non_label_stmt): New function.
2065 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
2067 * xcoffout.c (xcoffout_source_line): Add new parameter.
2069 * configure.ac (gcc_cv_as_discriminator): New configury check for
2070 gas support for discriminator.
2071 * configure: Regenerate.
2072 * config.in: Regenerate.
2074 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2076 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
2077 val after checking for integers.
2079 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
2081 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
2083 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
2084 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
2085 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
2086 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
2087 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
2088 X64_SSE_REGPARM_MAX.
2089 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
2090 X64_SSE_REGPARM_MAX.
2092 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2094 * gcc.c (report_times_to_file): New.
2095 (execute): Implement it.
2096 (process_command): Support -time=.
2097 * doc/invoke.texi: Document it.
2099 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2101 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
2102 that have value exprs.
2104 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
2106 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
2107 declarations for constants until...
2108 (dw2_output_indirect_constant_1): ... this point.
2110 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
2113 * arm.md (arm_addsi3): Don't try to split an add with an
2114 eliminable register until after reload has completed.
2116 2009-06-03 Ian Lance Taylor <iant@google.com>
2118 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
2119 * genattrtab.c (write_length_unit_log): Likewise.
2120 * genchecksum.c (dosum): Likewise.
2121 * gengtype.c (write_rtx_next): Likewise.
2122 (finish_root_table, write_roots): Likewise.
2123 * gimple.c (gimple_ops_offset_): Likewise.
2124 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
2125 * config/arc/arc.c (arc_attribute_table): Likewise.
2126 * config/arm/arm.c (arm_attribute_table): Likewise.
2127 * config/avr/avr.c (avr_attribute_table): Likewise.
2128 * config/crx/crx.c (crx_attribute_table): Likewise.
2129 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
2130 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
2131 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
2132 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
2133 * config/sh/sh.c (sh_attribute_table): Likewise.
2134 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
2135 * config/spu/spu.c (spu_attribute_table): Likewise.
2136 * config/v850/v850.c (v850_attribute_table): Likewise.
2138 * config/alpha/alpha.c (vms_attribute_table): Make static.
2139 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
2140 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
2141 * config/mips/mips.c (mips_attribute_table): Likewise.
2143 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
2145 (cc1-checksum.o): Likewise.
2147 2009-06-03 Steve Ellcey <sje@cup.hp.com>
2149 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2151 2009-06-03 Jakub Jelinek <jakub@redhat.com>
2153 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
2154 insn if it is changing sp. Use gen_add3_insn instead of
2155 conditionally gen_addsi3 and gen_adddi3.
2156 (offset_below_red_zone_p): New static inline function.
2157 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
2158 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
2159 * config/rs6000/ppc-asm.h: Include auto-host.h.
2160 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
2161 CFI_RESTORE): Define.
2162 * config/rs6000/crtresxgpr.asm: Add unwind info.
2163 * config/rs6000/crtresxfpr.asm: Likewise.
2164 * config/rs6000/crtresgpr.asm: Likewise.
2165 * config/rs6000/crtresfpr.asm: Likewise.
2166 * config/rs6000/crtsavgpr.asm: Likewise.
2167 * config/rs6000/crtsavfpr.asm: Likewise.
2169 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
2170 argument of DWARF2_FRAME_REG_OUT macros.
2172 2009-06-03 Julian Brown <julian@codesourcery.com>
2174 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
2175 words or less (including TImode) in core registers.
2177 2009-06-03 Richard Guenther <rguenther@suse.de>
2180 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2182 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
2184 * statistics.c (statistics_counter_event): Do not record event
2185 in pass dump if its number == -1.
2186 (curr_statistics_hash): Add assert that we never get passes
2187 with static number == -1.
2189 2009-06-03 Richard Guenther <rguenther@suse.de>
2190 Andrey Belevantsev <abel@ispras.ru>
2192 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
2193 non-BLKmode arrays addressable.
2195 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
2197 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
2198 * config/m68k/m68k.h: ... here.
2199 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
2202 2009-06-03 Martin Jambor <mjambor@suse.cz>
2204 PR tree-optimization/40323
2205 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
2208 2009-06-03 Richard Guenther <rguenther@suse.de>
2210 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2213 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
2215 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2216 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
2217 JUMP_TABLE_DATA_P where applicable.
2218 * config/sh/sh.c: Ditto.
2219 * config/sh/sh.h: Ditto.
2220 * config/sh/sh.md: Ditto.
2221 * config/sh/symbian.c: Ditto.
2223 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/driver-i386.c (describe_cache): Optimize
2226 concatenation of strings. Use snprintf instead of sprintf.
2227 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
2228 target when not compiling with GCC.
2230 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2232 * config/sh/sh.c: Revert last change.
2233 (sh_expand_epilogue): Emit a blockage insn before the frame
2234 pointer adjustment unconditionally.
2236 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2238 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
2239 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
2240 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
2241 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
2242 to COLLECT_GCC_OPTIONS.
2244 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2246 * collect2.c (target_system_root): New variable.
2247 (main): Handle --sysroot=.
2248 (ignore_library): Strip the sysroot from the library path.
2250 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2252 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
2253 (collect2.o): Depend on collect2-aix.h.
2254 (collect2-aix.o): New rule.
2255 * collect2-aix.h: New file.
2256 * collect2-aix.c: Likewise.
2257 * collect2.c: Include collect2-aix.h. Don't undefine
2258 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
2259 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
2260 Use TARGET_AIX_VERSION instead of _AIX51.
2261 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
2262 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
2263 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
2264 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
2265 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2267 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2269 * collect2.c (ignore_library): Avoid premature post-increment
2272 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
2274 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
2275 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
2276 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
2277 CROSS_DIRECTORY_STRUCTURE too.
2278 (LINK_LIBG_SPEC): Likewise.
2279 (LIB_SPEC): Add %R to sysroot paths.
2280 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
2281 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
2282 * config/rs6000/aix51.h: As for aix43.h.
2283 * config/rs6000/aix52.h: Likewise.
2284 * config/rs6000/aix53.h: Likewise.
2285 * config/rs6000/aix61.h: Likewise.
2286 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
2287 to the beginning of sysroot paths.
2289 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2291 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
2292 INSN_LISTs that are out of the REG_NOTE range.
2294 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2296 * loop-unroll.c (struct iv_to_split): Add pointer to next.
2297 (struct var_to_expand): Likewise.
2298 (struct opt_info): Add head and tail for linked lists of the above.
2299 (analyze_insn_to_expand_var): Initialize next.
2300 (analyze_iv_to_split_insn): Likewise.
2301 (analyze_insns_in_loop): Create linked lists.
2302 (allocate_basic_variable): Simplify for use without hash table.
2303 (insert_var_expansion_initialization): Likewise, make it type-safer.
2304 (combine_var_copies_in_loop_exit): Likewise.
2305 (apply_opt_in_copies): Walk lists rather than hash tables.
2306 (release_var_copies): Simplified and inlined by hand into...
2307 (free_opt_info): ... this function.
2309 2009-06-02 Richard Guenther <rguenther@suse.de>
2311 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
2314 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2316 * cfgexpand.c (gimple_expand_cfg): Discard the source location
2317 only for builtins that are not overridden.
2319 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2321 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
2324 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2326 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
2328 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2330 * combine.c (move_deaths): Compare LUIDs within the same BB only.
2332 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
2334 * common.opt (fdump-unnumbered-links): New.
2335 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
2336 * print-rtl.c (flag_dump_unnumbered_links): New.
2337 (print_rtx): Test it.
2339 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
2341 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
2342 push/pop multiple to 8-byte alignment.
2344 2009-06-01 Jakub Jelinek <jakub@redhat.com>
2346 * config/i386/i386.c (queued_cfa_restores): New static variable.
2347 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
2349 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
2350 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
2351 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
2352 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
2353 note unconditionally.
2354 (ix86_emit_restore_regs_using_mov): Likewise.
2355 (ix86_emit_restore_sse_regs_using_mov): Likewise.
2356 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
2357 it through to ix86_emit_restore_reg_using_pop.
2358 (ix86_emit_leave): Add RED_OFFSET argument. Call
2359 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
2360 instead of adding REG_CFA_OFFSET note unconditionally.
2361 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
2362 the above functions. Call ix86_add_queued_cfa_restore_notes when
2365 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
2366 force output of the label even for dwarf2out_do_cfi_asm.
2367 (add_fde_cfi): If -g2 and above and cfi might change CFA,
2368 force creation of CFI label and chain DW_CFA_set_loc jumping to it
2369 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
2371 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
2372 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
2373 dwarf2out_cfi_label callers.
2374 * tree.h (dwarf2out_cfi_label): Adjust prototype.
2375 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
2376 Adjust dwarf2out_cfi_label callers.
2377 * config/vax/vax.c (vax_output_function_prologue): Likewise.
2379 * config/i386/i386.h (struct machine_cfa_state,
2380 struct machine_function): Guard with ifndef USED_FOR_TARGET
2381 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2384 * emutls.c (__emutls_get_address): Change arr->size to mean number
2385 of allocated arr->data entries instead of # of slots + 1.
2388 * recog.c (peep2_reinit_state): New function.
2389 (peephole2_init_state): Use it at the end of a basic block and also
2390 when seeing a RTX_FRAME_RELATED_P insn.
2392 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2394 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2395 fixuns_truncrfdi2): New.
2396 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2397 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2398 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2399 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2400 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2401 *recip_approx): Remove.
2402 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2403 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2404 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2406 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2409 2009-06-01 Ian Lance Taylor <iant@google.com>
2411 * attribs.c (register_attribute): Use CONST_CAST.
2412 * collect2.c (main): Use CONST_CAST2.
2413 (scan_prog_file): Likewise.
2414 * gcc.c (process_command, main): Likewise.
2415 * toplev.c (toplev_main): Likewise.
2417 * c-typeck.c (handle_warn_cast_qual): New static function,
2418 partially broken out of build_c_cast.
2419 (build_c_cast): Call handle_warn_cast_qual.
2420 * doc/invoke.texi (Warning Options): Document new effect of
2423 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2425 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2426 (diagnostic_report_current_module): Print columns.
2427 * common.opt (flag_show_column): Enable by default.
2429 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2431 * alias.c (find_base_term): Check for NULL term before returning.
2433 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2435 Revert due to PR40320:
2436 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2437 * calls.c (emit_library_call_value_1): Don't force_operand for move
2440 2009-06-01 Olivier Hainque <hainque@adacore.com>
2441 Eric Botcazou <ebotcazou@adacore.com>
2443 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2444 to be processed as a bitfield for constructor output purposes.
2445 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2447 * varasm.c (oc_local_state): New type, output_constructor
2448 local state to support communication with helpers.
2449 (oc_outer_state): New type, output_constructor outer state of
2450 relevance in recursive calls.
2451 (output_constructor_array_range): New output_constructor helper,
2452 extracted code for an array range element.
2453 (output_constructor_regular_field): New output_constructor helper,
2454 extracted code for an element that is not a bitfield.
2455 (output_constructor_bitfield): New output_constructor helper,
2456 extracted code for a bitfield element. Accept an OUTER state
2457 argument for recursive processing. Recurse on record or array
2458 CONSTRUCTOR values, possibly past noop conversions.
2459 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2460 VALUE is a valid constant-valued expression for use in a static
2461 bit-field initializer.
2462 (output_constructor): Rework to use helpers. Accept and honor an
2463 OUTER state argument for recursive calls. Return total size. Be
2464 prepared for nested constructors initializing bitfields.
2465 (output_constant): Feed OUTER in calls to output_constructor.
2467 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2469 * calls.c (emit_library_call_value_1): Don't force_operand for move
2472 2009-06-01 Nick Clifton <nickc@redhat.com>
2474 * doc/invoke.texi (IA-64 Options): Fix typo.
2476 2009-06-01 Ira Rosen <irar@il.ibm.com>
2478 PR tree-optimization/39129
2479 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2481 (vect_do_peeling_for_loop_bound): Use
2482 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2483 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2484 (vect_loop_versioning): Likewise.
2485 (vect_create_cond_for_alias_checks): Fix indentation.
2486 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2488 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2489 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2490 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2491 "control flow in loop".
2492 (vect_estimate_min_profitable_iters): Use
2493 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2494 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2495 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2496 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2497 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2498 statement belongs to a group of strided accesses with the exact code
2500 (vectorizable_load): Likewise.
2501 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2502 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2504 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2506 * config/freebsd-stdint.h: New file.
2507 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2508 Add freebsd-stdint.h to tm_file.
2510 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2512 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2513 (thumb2_extendhidi2): Likewise.
2515 2009-05-31 Ian Lance Taylor <iant@google.com>
2517 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2519 2009-05-31 Ian Lance Taylor <iant@google.com>
2521 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2522 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2523 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2525 2009-05-31 Jason Merrill <jason@redhat.com>
2527 * tree-pretty-print.c (print_call_name): Take the callee, not the
2528 call itself. Make non-static. Use dump_function_name for functions.
2529 (dump_generic_node): Adjust.
2530 * diagnostic.h: Declare print_call_name.
2531 * gimple-pretty-print.c (dump_gimple_call): Use it.
2533 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2535 * config/sh/sh.md (ashldi3_std): New define_expand.
2538 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2541 * config/sh/sh.c: Include debug.h.
2542 (sh_expand_epilogue): Emit a blockage insn before the frame
2543 pointer adjustment also when dwarf2out_do_frame returns true.
2545 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
2547 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
2548 (thumb2_extendqidi2): New pattern.
2550 2009-05-31 Ira Rosen <irar@il.ibm.com>
2552 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
2553 mark phis for renaming.
2554 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
2555 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
2556 Call mark_sym_for_renaming.
2557 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
2558 * tree-vect-loop.c (vect_transform_loop): Remove
2559 vect_memsyms_to_rename initialization and a call to
2560 mark_set_for_renaming.
2562 2009-05-31 Jakub Jelinek <jakub@redhat.com>
2565 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
2566 frame related even if !set_cfa && style < 0.
2568 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
2570 * config/i386/mingw-tls.c: New file.
2571 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
2572 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
2573 defining _WIN32 but not __CYGWIN__.
2575 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2577 * configure.ac: Add MPC support.
2579 * config.in, configure: Regenerate.
2581 2009-05-29 Richard Henderson <rth@redhat.com>
2583 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
2584 NOTE_INSN_BASIC_BLOCK.
2585 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
2586 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
2587 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
2589 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
2591 (add_cfi): Disable check redefining cfa away from drap.
2592 (lookup_cfa_1): Add remember argument; handle remember/restore.
2593 (lookup_cfa): Pass remember argument.
2594 (cfa_remember): New.
2595 (compute_barrier_args_size_1): Remove sibcall check.
2596 (dwarf2out_frame_debug_def_cfa): New.
2597 (dwarf2out_frame_debug_adjust_cfa): New.
2598 (dwarf2out_frame_debug_cfa_offset): New.
2599 (dwarf2out_frame_debug_cfa_register): New.
2600 (dwarf2out_frame_debug_cfa_restore): New.
2601 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
2602 (dwarf2out_begin_epilogue): New.
2603 (dwarf2out_frame_debug_restore_state): New.
2604 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
2605 DW_CFA_restore_state.
2606 (output_cfi_directive): Likewise.
2607 (convert_cfa_to_fb_loc_list): Likewise.
2608 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
2609 * dwarf2out.h: Update.
2610 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
2611 (copy_insn_1): Early out for null.
2612 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
2613 and dwarf2out_frame_debug_restore_state.
2614 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
2615 (prologue_insn_hash, epilogue_insn_hash): New.
2616 (free_after_compilation): Adjust freeing accordingly.
2617 (record_insns): Create hash table if needed; push insns into
2618 hash instead of array.
2619 (maybe_copy_epilogue_insn): New.
2620 (contains): Search hash table instead of array.
2621 (sibcall_epilogue_contains): Remove.
2622 (thread_prologue_and_epilogue_insns): Split eh_return insns
2623 and mark them as epilogues.
2624 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
2625 scanning in terms of basic blocks.
2626 * insn-notes.def (CFA_RESTORE_STATE): New.
2627 * jump.c (returnjump_p_1): Accept EH_RETURN.
2628 (eh_returnjump_p_1, eh_returnjump_p): New.
2629 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
2630 CFA_REGISTER, CFA_RESTORE): New.
2631 * rtl.def (EH_RETURN): New.
2632 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
2634 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
2635 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
2637 * config/i386/i386.c (gen_push): Update cfa state.
2638 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
2639 add a CFA_ADJUST_CFA note.
2640 (ix86_dwarf_handle_frame_unspec): Remove.
2641 (ix86_expand_prologue): Update cfa state.
2642 (ix86_emit_restore_reg_using_pop): New.
2643 (ix86_emit_restore_regs_using_pop): New.
2644 (ix86_emit_leave): New.
2645 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
2646 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
2647 * config/i386/i386.h (struct machine_cfa_state): New.
2648 (ix86_cfa_state): New.
2649 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
2650 (eh_return_internal): Merge from eh_return_<mode>,
2651 use eh_return rtx, split w/ epilogue.
2653 2009-05-29 Ian Lance Taylor <iant@google.com>
2655 * builtins.c (validate_gimple_arglist): Don't use va_arg with
2657 * calls.c (emit_library_call_value_1): Likewise.
2659 * c-typeck.c (c_build_va_arg): New function.
2660 * c-tree.h (c_build_va_arg): Declare.
2661 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
2662 instead of build_va_arg.
2664 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
2666 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
2667 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
2668 (ptr_difference_cost): Use affine combinations to compute it.
2669 (difference_cost): Likewise.
2670 (get_computation_cost_at): Compute more accurate cost for addresses
2671 if the ratio is a multiplier allowed in addresses.
2672 For non-addresses, consider that an additional offset or symbol is
2675 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2677 * config/i386/i386.c (ix86_decompose_address): Avoid useless
2678 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
2680 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
2681 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
2682 (prefix_rex): For UNIT_MMX don't imply the prefix by default
2684 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
2685 to 1 for TYPE_SSE{IADD1,CVT1}.
2686 (prefix_vex_imm8): Removed.
2687 (length_vex): Only pass 1 as second argument to
2688 ix86_attr_length_vex_default if prefix_extra is 0.
2689 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
2690 (length): For prefix vex computation use length_immediate
2691 attribute instead of prefix_vex_imm8.
2692 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
2693 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
2694 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
2695 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
2696 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
2697 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
2698 a space in between the operands.
2699 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
2700 if one operand is 0xff and the other one si, di, bp or sp.
2701 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
2702 other one si, di, bp or sp.
2703 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
2704 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
2705 type and mode attributes.
2706 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
2707 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
2708 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
2709 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
2710 prefix_data16 attribute iff MODE_DF.
2711 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
2712 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
2713 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
2714 constm128_operand in length_immediate computation.
2715 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
2716 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
2717 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
2718 length_immediate attribute to 1.
2719 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
2720 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
2721 for certain alternatives.
2722 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
2723 prefix_data16 attribute if MODE_V1DF.
2724 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
2725 length_immediate to 1.
2726 (set_got_rex64, set_rip_rex64): Remove length attribute, set
2727 length_address to 4, set mode attribute to MODE_DI.
2728 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
2729 (fxam<mode>2_i387): Set length attribute to 4.
2730 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
2731 *prefetch_3dnow_rex): Override length_address attribute.
2732 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
2734 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
2735 (constm128_operand): Removed.
2736 * config/i386/i386.c (memory_address_length): For
2737 disp && !index && !base in 64-bit mode account for SIB byte if
2738 print_operand_address can't optimize disp32 into disp32(%rip)
2739 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
2740 for fs: or gs: segment.
2741 (ix86_attr_length_immediate_default): When checking if shortform
2742 is possible, truncate immediate to the length of the non-shortened
2744 (ix86_attr_length_address_default): Ignore MEM_P operands
2746 (ix86_attr_length_vex_default): Only check for DImode on
2747 GENERAL_REG_P operands.
2748 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
2749 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
2750 (sse_cvttps2pi): Clear prefix_rep attribute.
2751 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
2753 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
2754 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
2755 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
2756 iff operand 2 is const_int_operand.
2757 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
2758 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
2759 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
2761 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
2763 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
2764 prefix_data16 attribute for movlpd and movhpd instructions.
2765 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
2766 length_immediate for shufpd instruction.
2767 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
2768 (avx_cmpp<avxmodesuffixf2c><mode>3,
2769 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
2770 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
2771 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
2772 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
2773 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
2774 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
2775 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
2776 prefix_data16 attribute for the first alternative to 1.
2777 (*avx_loadlps): Override length_immediate for the first alternative.
2778 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
2779 attributes for second alternative.
2780 (*vec_concatv2sf_sse4_1): Override length_immediate and
2781 prefix_data16 attributes for second alternative.
2782 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
2783 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
2784 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
2785 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
2786 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
2787 prefix_data16 and length_immediate to 1.
2788 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
2790 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
2791 prefix_extra attribute for variants that don't have 0f prefix alone.
2792 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
2793 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
2794 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
2795 *sse4_1_pextrd): Set length_immediate to 1.
2796 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
2797 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
2799 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
2800 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
2801 length_immediate to 1 for second alternative.
2802 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
2803 prefix_extra and length_immediate attributes for the first
2805 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
2807 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
2808 to 1 for the first and third alternative.
2809 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
2811 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
2813 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
2815 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
2816 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
2817 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
2818 *avx_psign<mode>3): Set prefix_extra attribute to 1.
2819 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
2820 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
2821 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
2822 ssse3_psign<mode>3): Override prefix_rex attribute.
2823 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
2824 (ssse3_palignrti): Override length_immediate to 1.
2825 (ssse3_palignrdi): Override length_immediate to 1, override
2826 prefix_rex attribute.
2827 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
2828 (sse4a_extrqi): Override length_immediate to 2.
2829 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
2830 (sse4a_insertq): Override prefix_data16 to 0.
2831 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
2832 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
2833 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
2834 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
2835 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
2836 and length_immediate to 1.
2837 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
2838 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
2839 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
2840 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
2841 and length_immediate to 1.
2842 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
2843 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
2844 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
2845 avx_ptest256): Override prefix_extra to 1.
2846 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
2847 Override prefix_data16 and length_immediate to 1.
2848 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
2849 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
2850 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
2851 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
2852 prefix_data16 to 0 and prefix_extra to 2.
2853 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
2854 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
2856 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
2857 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
2858 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
2859 and prefix_extra to 2.
2860 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
2861 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
2862 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
2863 avx_vpermilvar<mode>3,
2864 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
2865 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
2866 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
2867 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
2868 Override prefix_extra to 1.
2869 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
2870 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
2871 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
2872 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
2873 prefix_extra and length_immediate to 1.
2874 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
2876 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
2877 to 1 for the first alternative.
2878 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
2879 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
2881 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
2882 *movv2sf_internal_avx, *movv2sf_internal): Override
2883 prefix_rep attribute for certain alternatives.
2884 (*mov<mode>_internal): Override prefix_rep or prefix_data16
2885 attributes for certain alternatives.
2886 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
2887 attributes for certain alternatives.
2888 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
2889 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
2890 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
2891 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
2892 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
2893 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
2894 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
2895 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
2896 length_immediate to 1 if operand 2 is const_int_operand.
2897 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
2898 *vec_extractv2si_1): Set length_immediate attribute to 1.
2899 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
2900 using old 3DNOW insn rather than SSE/3DNOW_A.
2901 (mmx_emms, mmx_femms): Clear modrm attribute.
2903 2009-05-29 Martin Jambor <mjambor@suse.cz>
2905 * tree-sra.c: New implementation of SRA.
2907 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
2908 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
2909 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
2910 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
2911 (SRA_MAX_STRUCTURE_COUNT): Removed.
2912 (SRA_FIELD_STRUCTURE_RATIO): Removed.
2913 * doc/invoke.texi (sra-max-structure-size): Removed.
2914 (sra-field-structure-ratio): Removed.
2916 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2919 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
2922 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
2924 PR rtl-optimization/40101
2925 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
2926 seqno. Adjust comment.
2927 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
2928 inserting bookkeeping before a jump, the jump is not scheduled.
2929 When no positive seqno found, provide a value. Add comment.
2931 2009-05-29 Richard Guenther <rguenther@suse.de>
2933 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
2934 short-cutting on the first component.
2936 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2939 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
2940 for trees other than decls/types.
2942 2009-05-29 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-operands.c (get_expr_operands): Do not handle
2945 INDIRECT_REFs in the handled-component case. Remove
2946 unused get_ref_base_and_extent case.
2947 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
2948 tree_low_cst and host_integerp where possible.
2949 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
2950 codes for equivalence.
2951 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
2953 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
2955 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
2956 to tmake_file for i[34567]86-*-cygwin*.
2958 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2961 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
2962 (altivec_categorize_keyword, init_vector_keywords,
2963 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
2966 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
2968 * tree.c (handle_dll_attribute): Check if node is
2969 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
2971 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
2973 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
2975 (thumb2_zero_extendqidi2): Likewise.
2977 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
2979 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
2980 instead of gen_movrt.
2981 * config/sh/sh.md (movrt): Remove.
2983 2009-05-28 Steve Ellcey <sje@cup.hp.com>
2985 * doc/invoke.texi (IA-64 Options):
2986 Add -msdata, -mfused-madd, -mno-inline-float-divide,
2987 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
2988 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
2989 -msched-prefer-non-control-spec-insns,
2990 -msched-stop-bits-after-every-cycle,
2991 -msched-count-spec-in-critical-path,
2992 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
2993 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
2994 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
2995 and -msched-spec-verbose.
2997 2009-05-28 Joseph Myers <joseph@codesourcery.com>
2999 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
3000 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
3002 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
3004 2009-05-28 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-alias.c (ao_ref_init): New function.
3007 (ao_ref_base): Likewise.
3008 (ao_ref_base_alias_set): Likewise.
3009 (ao_ref_alias_set): Likewise.
3010 (refs_may_alias_p_1): Change signature.
3011 (refs_may_alias_p): Adjust.
3012 (refs_anti_dependent_p): Likewise.
3013 (refs_output_dependent_p): Likewise.
3014 (call_may_clobber_ref_p_1): Change signature.
3015 (call_may_clobber_ref_p): Adjust.
3016 (stmt_may_clobber_ref_p_1): New function split out from ...
3017 (stmt_may_clobber_ref_p): ... here.
3018 (maybe_skip_until): Adjust signature.
3019 (get_continuation_for_phi): Likewise.
3020 (walk_non_aliased_vuses): Likewise.
3021 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
3022 (ao_ref_init): Declare.
3023 (ao_ref_base): Likewise.
3024 (ao_ref_alias_set): Likewise.
3025 (stmt_may_clobber_ref_p_1): Likewise.
3026 (walk_non_aliased_vuses): Adjust.
3027 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
3028 (get_ref_from_reference_ops): remove.
3029 (vn_reference_lookup_2): Adjust signature.
3030 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
3031 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
3032 (vn_reference_lookup): Adjust.
3033 (vn_reference_insert): Likewise.
3034 (vn_reference_insert_pieces): Adjust signature.
3035 (visit_reference_op_call): Adjust.
3036 * tree-ssa-pre.c (get_expr_type): Simplify.
3037 (phi_translate_1): Adjust.
3038 (compute_avail): Likewise.
3039 (translate_vuse_through_block): Do not re-build trees.
3040 (value_dies_in_block_x): Likewise.
3041 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
3043 (vn_reference_lookup_pieces): Adjust declaration.
3044 (vn_reference_insert_pieces): Likewise.
3046 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
3048 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
3049 with checking disabled.
3051 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
3055 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
3056 macro definition for support of three-operand format aligned
3057 .comm directive in assembler on cygwin/pe/mingw target OS.
3058 * configure: Regenerate.
3059 * config.h: Regenerate.
3061 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
3062 aligned form of .comm directive if -mpe-aligned-commons is in effect.
3063 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
3065 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
3066 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
3068 2009-05-28 Ira Rosen <irar@il.ibm.com>
3070 PR tree-optimization/40254
3071 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
3072 in analysis of basic blocks.
3074 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
3077 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
3078 * target-def.h (TARGET_CONST_ANCHOR): New macro.
3079 (TARGET_INITIALIZER): Use it.
3080 * cse.c (CHEAPER): Move it up to the other macros.
3081 (insert): Rename this ...
3082 (insert_with_costs): ... to this. Add cost parameters. Update
3084 (insert): New function. Call insert_with_costs.
3085 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
3086 find_reg_offset_for_const, try_const_anchors): New functions.
3087 (cse_insn): Call try_const_anchors. Adjust cost of src_related
3088 when using a const-anchor. Call insert_const_anchors.
3089 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
3090 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
3092 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3094 * tree-inline.c (remap_decls): Enable nonlocalized variables
3095 when not optimizing.
3097 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
3099 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
3100 Simplify other tests involving optimize.
3102 2009-05-27 Tom Tromey <tromey@redhat.com>
3104 * unwind-dw2.c (_Unwind_DebugHook): New function.
3105 (uw_install_context): Call _Unwind_DebugHook.
3107 2009-05-27 Tom Tromey <tromey@redhat.com>
3109 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
3111 2009-05-27 Ian Lance Taylor <iant@google.com>
3113 * Makefile.in (LINKER, LINKER_FLAGS): Define.
3114 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
3115 (ALL_LINKERFLAGS): Define.
3116 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
3117 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3118 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
3119 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3120 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
3121 $(LINKER_FOR_BUILD).
3122 (build/gcov-iov$(build_exeext)): Likewise.
3124 2009-05-27 Julian Brown <julian@codesourcery.com>
3126 * gcse.c (target.h): Include.
3127 (can_assign_to_reg_without_clobbers_p): Check that the target allows
3128 copy of argument to a pseudo register.
3130 2009-05-27 Diego Novillo <dnovillo@google.com>
3132 * tree-ssa-live.c (dump_scope_block): Document arguments.
3133 (dump_scope_blocks): Document.
3134 (debug_scope_blocks): New.
3135 * tree-flow.h (debug_scope_blocks): Declare.
3137 2009-05-21 Denis Chertykov <denisc@overta.ru>
3139 * doc/contrib.texi (Contributors): Add myself to the list.
3141 2009-05-27 Olivier Hainque <hainque@adacore.com>
3143 * expr.c (target_align): New function. Alignment the TARGET of an
3144 assignment may be assume to have.
3145 (highest_pow2_factor_for_target): Use it instead of relying on
3146 immediate tree attributes of TARGET, not necessarily honored when
3147 intermediate bitfields are involved.
3149 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3153 AVX, SSE4, AES, PCLMUL and POPCNT.
3155 2009-05-27 Diego Novillo <dnovillo@google.com>
3157 * tree-pretty-print.c (dump_location): New.
3158 (dump_generic_node): Call it.
3159 Factor code to handle BLOCK nodes ...
3160 (dump_block_node): ... here.
3162 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
3164 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
3166 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
3168 * gcc-plugin.h: Include config.h and system.h.
3169 (IN_GCC): Define if not defined.
3171 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
3174 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
3177 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
3179 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
3181 * config/m32r/m32r.h: Ditto.
3182 * config/m32r/m32r.md: Ditto.
3183 * config/m32r/predicates.md: Ditto.
3185 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
3187 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
3189 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
3192 (Loading plugins): typo.
3193 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
3194 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3195 (Interacting with the GCC Garbage Collector): Added new section.
3196 (Giving information about a plugin): Added new section for
3198 * ggc.h (ggc_register_root_tab): Added declaration.
3199 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
3200 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
3201 (register_callback): Improved comment in declaration.
3202 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
3203 (extra_root_vec) Added static variable for dynamic roots registration.
3204 (ggc_register_root_tab) Added new routine.
3205 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
3206 PLUGIN_GGC_MARKING event.
3207 * ggc-zone.c: Include plugin.h.
3208 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3209 * ggc-page.c: Include plugin.h.
3210 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
3211 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
3212 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
3213 (register_callback): check lack of callbacks for
3214 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
3215 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
3216 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
3217 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
3218 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
3219 dependency on plugin.h.
3220 (plugin.o): Added dependency on ggc.h...
3222 2009-05-26 Richard Guenther <rguenther@suse.de>
3226 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3227 with mismatched comparison modes.
3229 * expr.c (expand_expr_real_1): Expand the operand of a
3230 VIEW_CONVERT_EXPR in its natural mode.
3232 2009-05-26 Ian Lance Taylor <iant@google.com>
3234 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
3235 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
3236 (ALL_COMPILERFLAGS): Define.
3237 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
3238 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
3239 (collect2$(exeext), collect2.o): Likewise.
3240 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
3241 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
3242 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
3243 (libbackend.o, intl.o, cppdefault.o): Likewise.
3244 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
3245 (build/%.o): Use $(COMPILER_FOR_BUILD).
3246 (build/gen%$(build_exeext)): Likewise.
3247 (build/gcov-iov$(build_exeext)): LIkewise.
3248 * config/t-darwin (darwin.o): Use $(COMPILER).
3249 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
3250 * config/t-sol2 (sol2-c.o): Likewise.
3252 * config/t-vxworks (vxworks.o): Likewise.
3253 * config/x-darwin (host-darwin.o): Likewise.
3254 * config/x-hpux (host-hpux.o): Likewise.
3255 * config/x-linux (host-linux.o): Likewise.
3256 * config/x-solaris (host-solaris.o): Likewise.
3257 * config/alpha/x-alpha (driver-alpha.o): Likewise.
3258 * config/arm/t-arm (arm-c.o): Likewise.
3259 * config/arm/t-pe (pe.o): Likewise.
3260 * config/arm/t-wince-pe (pe.o): Likewise.
3261 * config/i386/t-cygming (winnt.o): Likewise.
3262 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
3263 * config/i386/t-cygwin (cygwin1.o): Likewise.
3264 (cygwin2.o): Likewise.
3265 * config/i386/t-i386 (i386-c.o): Likewise.
3266 * config/i386/t-interix (winnt.o): Likewise.
3267 * config/i386/t-netware (netware.o): Likewise.
3268 * config/i386/t-nwld (nwld.o): Likewise.
3269 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
3270 * config/i386/x-i386 (driver-i386.o): Likewise.
3271 * config/i386/x-cygwin (host-cygwin.o): Likewise.
3272 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
3273 * config/ia64/t-ia64 (ia64-c.o): Likewise.
3274 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
3275 * config/mips/x-native (driver-native.o): Likewise.
3276 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
3277 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
3278 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
3279 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
3280 * config/score/t-score-elf (score7.o): Likewise.
3281 (score3.o): Likewise.
3282 * config/sh/t-sh (sh-c.o): Likewise.
3283 * config/sh/t-symbian (sh-c.o): Likewise.
3284 (symbian.o): Likewise.
3285 * config/spu/t-spu-elf (spu-c.o): Likewise.
3286 * config/v850/t-v850 (v850-c.o): Likewise.
3287 * config/v850/t-v850e (v850-c.o): Likewise.
3289 2009-05-26 Richard Guenther <rguenther@suse.de>
3291 PR tree-optimization/40122
3292 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
3293 VECTOR_CSTs if possible.
3294 (fold_gimple_assign): Likewise.
3296 2009-05-26 Richard Guenther <rguenther@suse.de>
3299 * fold-const.c (fold_binary): Use the correct types for building
3302 2009-05-26 Richard Guenther <rguenther@suse.de>
3304 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
3305 redundant calls to merge_alias_info.
3306 (bump_vector_ptr): Likewise.
3307 * tree-ssa-copy.c (merge_alias_info): Remove.
3308 (replace_exp_1): Remove call to merge_alias_info.
3309 (propagate_tree_value): Likewise.
3310 (fini_copy_prop): Propagate points-to info.
3311 * tree-flow.h (merge_alias_info): Remove.
3313 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
3315 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
3317 2009-05-25 Jan Hubicka <jh@suse.cz>
3319 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3320 * cgraph.h (struct inline_summary): New filed self_wize,
3321 size_inlining_benefit, self_time and time_inlining_benefit.
3322 (struct cgraph_global_info): Replace insns by time ans size fields.
3323 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3324 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3325 (ipcp_update_callgraph): Do not touch function bodies.
3326 * ipa-inline.c: Include except.h
3327 (MAX_TIME): New constant.
3328 (overall_insns): Remove.
3330 (overall_size, max_benefit): New static variables.
3331 (cgraph_estimate_time_after_inlining): New function.
3332 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3333 (cgraph_clone_inlined_nodes): Update size.
3334 (cgraph_mark_inline_edge): Update size.
3335 (cgraph_estimate_growth): Use size info.
3336 (cgraph_check_inline_limits): Check size.
3337 (cgraph_default_inline_p): Likewise.
3338 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3339 (cgraph_decide_recursive_inlining): Check size.
3340 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3342 (cgraph_decide_inlining): Likewise.
3343 (cgraph_decide_inlining_incrementally): Likewise; honor
3344 PARAM_EARLY_INLINING_INSNS.
3345 (likely_eliminated_by_inlining_p): New predicate.
3346 (estimate_function_body_sizes): New function.
3347 (compute_inline_parameters): Use it.
3348 * except.c (must_not_throw_labels): New function.
3349 * except.h (must_not_throw_labels): Declare.
3350 * tree-inline.c (init_inline_once): Kill inlining_weigths
3351 * tree-ssa-structalias.c: Avoid uninitialized warning.
3352 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3353 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3354 (PARAM_INLINE_CALL_COST): Remove.
3355 (PARAM_EARLY_INLINING_INSNS): New.
3357 2009-05-25 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/36327
3360 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
3361 callback for reference translation or lookup at the point of may-defs.
3362 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
3363 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
3364 for union COMPONENT_REFs.
3365 (vn_reference_lookup_3): New callback. Lookup from memset
3366 and CONSTRUCTOR assignment, translate through struct copies.
3367 (vn_reference_lookup_pieces): Make sure to not free the
3368 passed operands array. Adjust walk_non_aliased_vuses call.
3369 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
3370 make sure we do not leak memory.
3372 2009-05-25 Richard Guenther <rguenther@suse.de>
3374 * tree-ssa-alias.h (dump_points_to_solution): Declare.
3375 * tree-inline.c (expand_call_inline): Reset the escaped and
3377 * tree-ssa-structalias.c (pass_build_ealias): New.
3378 * tree-pass.h (pass_build_ealias): Declare.
3379 * passes.c (init_optimization_passes): Add PTA during
3380 early optimizations.
3381 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3382 and CALLUSED solutions.
3383 (dump_points_to_solution): New function, split out from ...
3384 (dump_points_to_info_for): ... here.
3385 * tree-parloops.c (parallelize_loops): Reset the escaped and
3388 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3391 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3392 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3394 2009-05-25 Ira Rosen <irar@il.ibm.com>
3396 PR tree-optimization/40238
3397 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3398 statements after basic block's labels.
3399 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3400 to free the allocated memory.
3402 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3404 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3405 return address with a USE.
3407 2009-05-24 Richard Guenther <rguenther@suse.de>
3410 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3411 array type from the main variant of the inner type.
3413 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3415 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3416 definition to bool (from int) to un-break build.
3417 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3419 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3421 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3422 discard_stmt_changes): Delete.
3423 * tree-ssa-operands.c (scb_stack): Delete.
3424 (init_ssa_operands): Do not initialize it.
3425 (fini_ssa_operands): Do not free it.
3426 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3428 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3429 update_stmt, remove the others. Fix comments.
3430 * tree-dfa.c (optimize_stack_restore): Likewise.
3431 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3432 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3433 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3434 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3436 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3437 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3438 (dom_opt_finalize_block): Likewise, adjusting access to
3440 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3441 (stmts_to_rescan): Change item type to gimple.
3442 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3444 2009-05-24 Ira Rosen <irar@il.ibm.com>
3446 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3447 * tree-pass.h (pass_slp_vectorize): New pass.
3448 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3449 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3450 * tree-vectorizer.c (timevar.h): Include.
3451 (user_vect_verbosity_level): Declare.
3452 (vect_location): Fix comment.
3453 (vect_set_verbosity_level): Update user_vect_verbosity_level
3454 instead of vect_verbosity_level.
3455 (vect_set_dump_settings): Add an argument. Ignore user defined
3456 verbosity if dump flags require higher level of verbosity. Print to
3457 stderr only for loop vectorization.
3458 (vectorize_loops): Update call to vect_set_dump_settings.
3459 (execute_vect_slp): New function.
3460 (gate_vect_slp): Likewise.
3461 (struct gimple_opt_pass pass_slp_vectorize): New.
3462 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3464 (vec_info_for_bb): New function.
3465 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3466 (VECTORIZATION_ENABLED): New macro.
3467 (SLP_ENABLED, SLP_DISABLED): Likewise.
3468 (vect_is_simple_use): Add bb_vec_info argument.
3469 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3470 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3471 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3472 vect_schedule_slp, vect_analyze_slp): Likewise.
3473 (vect_analyze_stmt): Add slp_tree argument.
3474 (find_bb_location): Declare.
3475 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3476 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3477 (vect_analyze_loop_operations, vect_analyze_loop,
3478 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3479 vect_finalize_reduction, vectorizable_reduction,
3480 vectorizable_live_operation, vect_transform_loop): Likewise.
3481 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3482 skip evolution analysis if analyzing a basic block.
3483 (dr_analyze_indices): Likewise.
3484 (initialize_data_dependence_relation): Skip the test whether the
3485 object is invariant for basic blocks.
3486 (compute_all_dependences): Skip dependence analysis for data
3487 references in basic blocks.
3488 (find_data_references_in_stmt): Don't fail in case of invariant
3489 access in basic block.
3490 (find_data_references_in_bb): New function.
3491 (find_data_references_in_loop): Move code to
3492 find_data_references_in_bb and add a call to it.
3493 (compute_data_dependences_for_bb): New function.
3494 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3495 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3497 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3498 unknown dependence in basic block and fail in case of dependence in
3500 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3501 dependence instances from either loop or basic block vectorization
3503 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3504 before calling nested_in_vect_loop_p.
3505 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3506 dependence instances from either loop or basic block vectorization
3508 (vect_verify_datarefs_alignment): Likewise.
3509 (vect_enhance_data_refs_alignment): Adjust function calls.
3510 (vect_analyze_data_refs_alignment): Likewise.
3511 (vect_analyze_group_access): Fix printing. Skip different checks if
3512 DR_STEP is 0. Keep strided stores either in loop or basic block
3513 vectorization data structure. Fix indentation.
3514 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3516 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3517 dependence instances from either loop or basic block vectorization
3519 (vect_analyze_data_refs): Update comment. Call
3520 compute_data_dependences_for_bb to analyze basic blocks.
3521 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3522 case of loop vectorization. In case of basic block vectorization use
3523 data-ref itself as a base.
3524 (vect_create_data_ref_ptr): In case of basic block vectorization:
3525 don't advance the pointer, add new statements before the current
3526 statement. Adjust function calls.
3527 (vect_supportable_dr_alignment): Support only aligned accesses in
3528 basic block vectorization.
3529 * common.opt (ftree-slp-vectorize): New flag.
3530 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3531 (vect_pattern_recog_1): Likewise.
3532 * tree-vect-stmts.c (process_use): Likewise.
3533 (vect_init_vector): Add new statements in the beginning of the basic
3534 block in case of basic block SLP.
3535 (vect_get_vec_def_for_operand): Adjust function calls.
3536 (vect_finish_stmt_generation): Likewise.
3537 (vectorizable_call): Add assert that it is loop vectorization, adjust
3539 (vectorizable_conversion, vectorizable_assignment): Likewise.
3540 (vectorizable_operation): In case of basic block SLP, take
3541 vectorization factor from statement's type and skip the relevance
3542 check. Adjust function calls.
3543 (vectorizable_type_demotion): Add assert that it is loop
3544 vectorization, adjust function calls.
3545 (vectorizable_type_promotion): Likewise.
3546 (vectorizable_store): Check for outer loop only in case of loop
3547 vectorization. Adjust function calls. For basic blocks, skip the
3548 relevance check and don't advance pointers.
3549 (vectorizable_load): Likewise.
3550 (vectorizable_condition): Add assert that it is loop vectorization,
3551 adjust function calls.
3552 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
3553 that it is not reduction, get vector type, call only supported
3554 functions, skip loop specific parts.
3555 (vect_transform_stmt): Check for outer loop only in case of loop
3557 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
3558 (vect_is_simple_use): Fix comment, add new argument, fix conditions
3559 for external definition.
3560 * passes.c (pass_slp_vectorize): New pass.
3561 * tree-vect-slp.c (find_bb_location): New function.
3562 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
3563 check for patterns only in loops.
3564 (vect_build_slp_tree): Add argument, adjust function calls, fail in
3565 case of multiple types in basic block SLP.
3566 (vect_mark_slp_stmts_relevant): New function.
3567 (vect_supported_load_permutation_p): Fix comment.
3568 (vect_analyze_slp_instance): Add argument. In case of basic block
3569 SLP, take vectorization factor from statement's type, check that
3570 unrolling factor is 1. Adjust function call. Save SLP instance in
3571 either loop or basic block vectorization structure. Return FALSE,
3573 (vect_analyze_slp): Add argument. Get strided stores groups from
3574 either loop or basic block vectorization structure. Return FALSE
3575 if basic block SLP failed.
3576 (new_bb_vec_info): New function.
3577 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
3578 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
3579 (vect_schedule_slp): Add argument. Get SLP instances from either
3580 loop or basic block vectorization structure. Set vectorization factor
3581 to be 1 for basic block SLP.
3582 (vect_slp_transform_bb): New function.
3583 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
3585 2009-05-23 Mark Mitchell <mark@codesourcery.com>
3587 * final.c (shorten_branches): Do not align labels for jump tables.
3588 (final_scan_insn): Use JUMP_TABLE_DATA_P.
3590 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
3592 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
3593 Remove outdated reference to flow.c and fix nits.
3594 * doc/gccint.texi: Tweak RTL description.
3595 * doc/rtl.texi: Likewise.
3597 2009-05-23 Denis Chertykov <chertykov@gmail.com>
3599 * config/avr/avr.c: Change my email address.
3600 * config/avr/avr.h: Likewise.
3601 * config/avr/avr.md: Likewise.
3602 * config/avr/avr-protos.h: Likewise.
3603 * config/avr/libgcc.S: Likewise.
3605 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3607 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
3608 (spu_split_load, spu_split_store): Change return type to int.
3609 (spu_split_convert): Declare.
3610 * config/spu/predicates.md (spu_mem_operand): Remove.
3611 (spu_mov_operand): Update.
3612 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
3613 * config/spu/spu.c (regno_aligned_for_load): Remove.
3614 (reg_aligned_for_addr, spu_expand_load): Define.
3615 (spu_expand_extv): Reimplement and handle MEM.
3616 (spu_expand_insv): Handle MEM.
3617 (spu_sched_reorder): Handle insn's with length 0.
3618 (spu_legitimate_address_p): Reimplement.
3619 (store_with_one_insn_p): Return TRUE for any mode with size
3620 larger than 16 bytes.
3621 (address_needs_split): Define.
3622 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
3624 (spu_convert_move): Define.
3625 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
3626 (spu_split_store): Change all MEM's to TImode.
3627 (spu_init_expanders): Preallocate registers that correspond to
3628 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
3630 (spu_split_convert): Define.
3631 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
3632 (_move<mode>, _movdi, _movti): Update predicate and condition.
3633 (load, store): Change to define_split.
3634 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
3636 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
3637 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
3638 define_insn_and_split of lshr<mode>3.
3639 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
3640 (<v>ashr<mode>3_imm): Define.
3641 (extv, extzv, insv): Allow MEM operands.
3642 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
3643 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
3644 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
3645 (_spu_convert2): Change to define_insn_and_split and remove the
3646 corresponding define_peephole2.
3647 (stack_protect_set, stack_protect_test, stack_protect_test_si):
3648 Change predicates to memory_operand.
3650 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3652 * config/arm/thumb2.md: Add 16-bit multiply instructions.
3654 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3656 PR tree-optimization/40219
3657 * tree.c (iterative_hash_expr): Make sure the builtin function is
3658 a normal builtin function and not a front end or back end builtin
3659 before indexing into the built_in_decls array.
3661 2009-05-22 Richard Guenther <rguenther@suse.de>
3664 * alias.c (write_dependence_p): Do not use TBAA for answering
3665 anti-dependence or output-dependence.
3666 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
3667 (emit_pointer_definition): Remove.
3668 (emit_alias_warning): Likewise.
3669 (find_what_var_points_to): Remove TBAA pruning code.
3670 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
3672 (compute_points_to_sets): Remove code computing the set of
3673 dereferenced pointers.
3674 * tree-data-ref.c (dr_may_alias_p): Properly use the split
3675 oracle for querying anti and output dependencies.
3676 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
3677 if TBAA may be applied.
3678 (refs_anti_dependent_p): New function.
3679 (refs_output_dependent_p): Likewise.
3680 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
3681 (refs_output_dependent_p): Likewise.
3682 * doc/tree-ssa.texi (Memory model): New section.
3683 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3684 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3685 * cfgexpand.c (expand_gimple_basic_block): Do not handle
3686 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
3687 * expr.c (expand_expr_real_1): Likewise.
3688 * gimple-low.c (lower_stmt): Likewise.
3689 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
3690 (dump_gimple_cdt): Remove.
3691 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3692 (gimple_size): Likewise.
3693 (walk_gimple_op): Likewise.
3694 (is_gimple_stmt): Likewise.
3695 (walk_stmt_load_store_addr_ops): Likewise.
3696 (gimple_build_cdt): Remove.
3697 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3698 * gimple.h (gimple_cdt_new_type): Remove.
3699 (gimple_cdt_new_type_ptr): Likewise.
3700 (gimple_cdt_set_new_type): Likewise.
3701 (gimple_cdt_location): Likewise.
3702 (gimple_cdt_location_ptr): Likewise.
3703 (gimple_cdt_set_location): Likewise.
3704 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3705 * tree-cfg.c (remove_useless_stmts_1): Do not handle
3706 GIMPLE_CHANGE_DYNAMIC_TYPE.
3707 (verify_types_in_gimple_stmt): Likewise.
3708 * tree-inline.c (estimate_num_insns): Likewise.
3709 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
3710 (copy_decl_to_var): Likewise.
3711 (copy_result_decl_to_var): Likewise.
3712 * tree-pretty-print.c (dump_generic_node): Do not handle
3713 CHANGE_DYNAMIC_TYPE_EXPR.
3714 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3715 * tree-ssa-operands.c (get_expr_operands): Likewise.
3716 * tree-ssa-structalias.c (struct variable_info): Remove
3717 no_tbaa_pruning member.
3718 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
3719 (unify_nodes): Do not copy it.
3720 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3721 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
3722 (set_uids_in_ptset): Do not check it.
3723 (find_what_var_points_to): Likewise.
3724 (compute_tbaa_pruning): Remove.
3725 (compute_points_to_sets): Do not call it.
3726 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3727 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3728 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
3729 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
3730 (DECL_NO_TBAA_P): Likewise.
3731 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
3732 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
3733 (expand_omp_atomic_pipeline): Do not set it.
3734 * print-tree.c (print_node): Do not dump it.
3735 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3738 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
3741 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
3744 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3746 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
3749 2009-05-22 Ben Elliston <bje@au.ibm.com>
3751 * Makefile.in (bversion.h, s-bversion): New targets.
3752 (TOPLEV_H): Add bversion.h.
3753 * toplev.h: Include "bversion.h".
3754 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
3755 the __format__ attribute only if compiling with the same version
3756 of GCC as the sources (the "build version").
3758 2009-05-22 Ben Elliston <bje@au.ibm.com>
3760 * c-format.c (handle_format_attribute): Fix comment typo.
3762 2009-05-21 Steve Ellcey <sje@cup.hp.com>
3765 * config/ia64/ia64.opt (mfused-madd): New.
3766 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
3767 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
3768 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
3769 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
3770 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
3771 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
3772 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
3773 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
3774 instruction if !TARGET_FUSED_MADD.
3775 (fpma, fpms): Remove colon from name.
3777 2009-05-22 Richard Guenther <rguenther@suse.de>
3779 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
3780 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
3781 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
3783 (create_expression_by_pieces): Only convert if necessary.
3784 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
3785 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
3787 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
3789 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
3790 regular pattern from a template and rename it ...
3791 (*extzv_truncsi_exts): ... to this.
3793 2009-05-21 Richard Guenther <rguenther@suse.de>
3795 * cgraph.h (struct cgraph_node): Remove inline_decl member.
3796 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
3797 (cgraph_default_inline_p): Likewise.
3798 (cgraph_decide_inlining_incrementally): Likewise.
3800 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
3801 Uros Bizjak <ubizjak@gmail.com>
3803 * config/i386/cpuid.h (bit_MOVBE): New.
3805 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
3807 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
3808 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
3809 (ix86_handle_option): Handle OPT_mmovbe.
3810 (ix86_target_string): Add -mmovbe.
3811 (pta_flags): Add PTA_MOVBE.
3812 (processor_alias_table): Add PTA_MOVBE to "atom".
3813 (override_options): Handle PTA_MOVBE.
3815 * config/i386/i386.h (TARGET_MOVBE): New.
3817 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
3818 (*bswapsi_movbe): New.
3819 (*bswapdi_movbe): Likewise.
3820 (bswapdi2): Renamed to ...
3822 (bswapdi2): New expander.
3824 * config/i386/i386.opt (mmovbe): New.
3826 * doc/invoke.texi: Document -mmovbe.
3828 2009-05-21 Taras Glek <tglek@mozilla.com>
3830 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
3831 * gcc-plugin.h (plugin_init): Updated signature.
3832 * gcc-plugin.h (plugin_name_args): Moved to this header.
3833 * doc/plugins.texi (plugin_init): Updated documention to reflect
3835 * doc/plugins.texi (plugin_name_args): Added to documention.
3837 2009-05-21 Mark Mitchell <mark@codesourcery.com>
3839 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
3840 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
3842 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
3844 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
3845 JUMP_TABLE_DATA_P predicates where applicable.
3846 * config/i386/predicates.md: Ditto.
3847 * config/i386/sse.md: Ditto.
3849 2009-05-21 Jakub Jelinek <jakub@redhat.com>
3851 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
3852 operand2 -128 override length_immediate attribute to 1.
3853 * config/i386/predicates.md (constm128_operand): New predicate.
3855 * config/i386/i386.c (memory_address_length): Handle %r12
3856 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
3858 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
3859 mode look through optional ZERO_EXTEND and SUBREG.
3860 * config/i386/i386.md (R12_REG): New define_constant.
3861 (prefix_data16): For sse unit set also for MODE_TI insns.
3862 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
3863 insns set if operand 1 is ext_QIreg_operand.
3864 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
3865 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
3867 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
3868 mode from MODE_DI to MODE_SI.
3869 (movdi_1_rex64): Override modrm and length_immediate attributes
3870 only for movabs (TYPE_IMOV, alternative 2).
3871 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
3872 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3873 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3874 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3875 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
3876 prefix_rex attribute if DImode.
3877 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
3878 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3879 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
3880 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
3881 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
3882 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
3883 Likewise. For TYPE_IMOV clear length_immediate attribute.
3884 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
3885 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
3886 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
3887 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3888 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
3889 or one operand TYPE_ISHIFT.
3890 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
3891 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
3892 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
3893 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
3894 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
3895 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
3896 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
3897 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
3898 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
3899 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
3900 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
3901 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
3902 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
3903 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
3904 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
3905 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
3906 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
3907 set mode attribute, don't override length attribute.
3908 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
3910 (return_internal_long): Set length attribute to 2 instead of 1.
3911 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
3912 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
3913 prefix_rex attribute.
3914 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
3916 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
3918 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3920 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
3922 2009-05-20 Ian Lance Taylor <iant@google.com>
3924 * tree.c (build_tree_list_vec_stat): New function.
3925 (ctor_to_vec): New function.
3926 (build_nt_call_vec): New function.
3927 (build_call_array): Change args to be a const pointer.
3928 (build_call_vec): New function.
3929 * tree.h (build_nt_call_vec): Declare.
3930 (build_tree_list_vec_stat): Declare.
3931 (build_tree_list_vec): Define.
3932 (build_call_array): Update declaration.
3933 (build_call_vec): Declare.
3934 (ctor_to_vec): Declare.
3935 * c-common.c (tree_vector_cache): New static variable.
3936 (make_tree_vector): New function.
3937 (release_tree_vector): New function.
3938 (make_tree_vector_single): New function.
3939 (make_tree_vector_copy): New function.
3940 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
3941 (make_tree_vector_single, make_tree_vector_copy): Declare.
3942 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
3943 (c_parser_expr_list): Don't manage cache here, instead call
3945 (c_parser_release_expr_list): Remove static function.
3946 (c_parser_vec_to_tree_list): Remove static function.
3947 (c_parser_attributes): Call build_tree_list_vec instead of
3948 c_parser_vec_to_tree_list. Call release_tree_vector instead of
3949 c_parser_release_expr_list.
3950 (c_parser_postfix_expression_after_primary): Likewise.
3951 (c_parser_objc_keywordexpr): Likewise.
3953 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
3955 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
3956 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
3957 TARGET_CONVERT_TO_TYPE.
3958 * hooks.c (hook_tree_const_tree_null): Define.
3959 * hooks.h (hook_tree_const_tree_null): Declare.
3960 * target.h (struct gcc_target): Add invalid_parameter_type,
3961 invalid_return_type, promoted_type, and convert_to_type fields.
3962 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
3963 (TARGET_INVALID_RETURN_TYPE): Define.
3964 (TARGET_PROMOTED_TYPE): Define.
3965 (TARGET_CONVERT_TO_TYPE): Define.
3966 (TARGET_INITIALIZER): Update for new fields.
3967 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
3968 (grokparms): Check targetm.invalid_parameter_type.
3969 * c-typeck.c (default_conversion): Check targetm.promoted_type.
3970 * c-convert.c (convert): Check targetm.convert_to_type.
3972 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
3974 * config/mips/mips.md (*extenddi_truncate<mode>,
3975 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
3977 (*extendhi_truncateqi): New define_insn_and_sptit.
3979 2009-05-20 Jakub Jelinek <jakub@redhat.com>
3982 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
3983 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
3985 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
3987 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
3988 the operand of VIEW_CONVERT_EXPR.
3990 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
3992 * config/i386/driver-i386.c (host_detect_local_cpu): Check
3993 extended family and model for Intel processors. Support Intel Atom.
3995 2009-05-20 Olivier Hainque <hainque@adacore.com>
3997 * gstab.h (stab_code_type): Define, to be used instead of the
3998 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
4000 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
4001 occurrences by stab_code_type.
4002 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
4004 2009-05-20 Martin Jambor <mjambor@suse.cz>
4006 * tree-flow.h (insert_edge_copies_seq): Undeclare.
4007 (sra_insert_before): Likewise.
4008 (sra_insert_after): Likewise.
4009 (sra_init_cache): Likewise.
4010 (sra_type_can_be_decomposed_p): Likewise.
4011 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
4012 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
4013 (sra_insert_before): Likewise.
4014 (sra_insert_after): Likewise.
4015 (sra_init_cache): Likewise.
4016 (insert_edge_copies_seq): Made static and moved upwards.
4018 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
4021 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
4023 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
4024 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
4027 2009-05-20 Richard Guenther <rguenther@suse.de>
4029 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
4030 with mismatched comparison modes.
4032 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4034 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
4035 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
4036 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
4037 with shifts for Thumb2.
4038 (orsi_notsi): New for orn.
4039 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
4040 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
4041 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
4042 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
4043 Don't invert remainder for IOR.
4045 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
4047 PR tree-optimization/40087
4048 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
4049 number_of_iterations_ne): Rename never_infinite argument.
4050 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
4051 number_of_iterations_le): Handle pointer-type ivs when
4052 exit_must_be_taken is false.
4053 (number_of_iterations_cond): Do not always assume that
4054 exit_must_be_taken if the control variable is a pointer.
4056 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4058 * c-typeck.c (build_binary_op): Allow % on integal vectors.
4059 * doc/extend.texi (Vector Extension): Document that % is allowed too.
4061 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
4063 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
4064 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
4066 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4069 * c.opt (Wlogical-op): Disabled by default.
4070 * c-opt (c_common_post_options): Do not enable Wlogical-op with
4072 * doc/invoke.texi (Wlogical-op): Likewise.
4074 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
4076 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
4078 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
4079 Propagate the type of the first operand.
4080 <ASSERT_EXPR>: Simplify.
4081 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
4082 Rewrite using the RHS code as discriminant.
4083 <NOP_EXPR>: Turn into CASE_CONVERT.
4084 <PLUS_EXPR>: Propagate the type of the first operand.
4086 2009-05-19 Steve Ellcey <sje@cup.hp.com>
4088 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
4089 (ia64_dconst_0_375): New.
4090 * config/ia64/ia64.c (ia64_override_options): Remove
4091 -minline-sqrt-min-latency warning.
4092 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
4093 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
4094 * config/ia64/ia64.md (*sqrt_approx): Remove.
4095 (sqrtsf2): Remove #if 0.
4096 (sqrtsf2_internal_thr): Rewrite and move to div.md.
4097 (sqrtdf): Remove assert.
4098 (sqrtdf2_internal_thr): Rewrite and move to div.md.
4099 (sqrtxf2): Remove #if 0.
4100 (sqrtxf2_internal_thr): Rewrite and move to div.md.
4101 * div.md (sqrt_approx_rf): New.
4102 (sqrtsf2_internal_thr): New implementation.
4103 (sqrtsf2_internal_lat): New.
4104 (sqrtdf2_internal_thr: New implementation.
4105 (sqrtxf2_internal): New implementation.
4107 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
4108 Hans-Peter Nilsson <hp@axis.com>
4110 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
4111 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
4112 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
4113 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
4114 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
4115 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
4116 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
4117 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
4118 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
4119 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
4120 * c-common.c: ...from here.
4122 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4124 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
4126 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4128 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
4130 2009-05-19 Ben Elliston <bje@au.ibm.com>
4132 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
4133 assignments with memcpy calls.
4134 (add_fdes): Likewise.
4135 (binary_search_unencoded_fdes): Likewise.
4136 (linear_search_fdes): Eliminate type puns.
4138 2009-05-19 Richard Guenther <rguenther@suse.de>
4140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
4141 not falsely claim to have propagated into all uses.
4143 2009-05-19 Ben Elliston <bje@au.ibm.com>
4145 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
4148 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4150 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
4151 * config/sh/sh.c (sh_legitimate_address_p): Make static.
4152 (TARGET_LEGITIMATE_ADDRESS_P): New.
4153 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4154 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4156 2009-05-18 Dodji Seketeli <dodji@redhat.com>
4159 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
4160 child of the containing namespace's DIE.
4162 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
4164 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
4165 *zero_extendhi_truncqi): Move after the zero_extend patterns.
4166 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
4169 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
4172 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
4173 gen_align with gen_pad.
4174 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
4175 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
4177 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
4178 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
4180 * config/i386/i386.md (align): Renamed to ...
4181 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
4182 ASM_OUTPUT_MAX_SKIP_PAD.
4184 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
4186 * config.gcc: Fix variable syntax.
4189 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
4190 before calling exact_log2.
4191 (output_iorsi3): Likewise.
4192 (output_xorsi3): Likewise.
4194 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
4196 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
4197 for the none zero constant operand except for EQ and NE
4198 comprisons even when the first operand is R0.
4200 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
4202 * config/s390/2064.md: Remove trailing whitespaces.
4203 * config/s390/2084.md: Likewise.
4204 * config/s390/constraints.md: Likewise.
4205 * config/s390/fixdfdi.h: Likewise.
4206 * config/s390/libgcc-glibc.ver: Likewise.
4207 * config/s390/s390-modes.def: Likewise.
4208 * config/s390/s390-protos.h: Likewise.
4209 * config/s390/s390.c: Likewise.
4210 * config/s390/s390.h: Likewise.
4211 * config/s390/s390.md: Likewise.
4212 * config/s390/tpf-unwind.h: Likewise.
4214 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4216 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
4218 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4221 * configure.ac (m68k-*-*): Check if binutils support TLS.
4222 * configure: Regenerate.
4223 * config/m68k/predicates.md (symbolic_operand): Extend comment.
4224 * config/m68k/constraints.md (Cu): New constraint.
4225 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
4226 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
4227 (movsi): Handle TLS symbols.
4228 (addsi3_5200): Handle XTLS symbols, indent.
4229 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
4230 (m68k_tls_reference_p): Declare.
4231 (m68k_legitimize_address): Declare.
4232 (m68k_unwrap_symbol): Declare.
4233 * config/m68k/m68k.opt (mxtls): New option.
4234 * config/m68k/m68k.c (ggc.h): Include.
4235 (m68k_output_dwarf_dtprel): Implement hook.
4236 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
4237 (m68k_expand_prologue): Load GOT pointer when function needs it.
4238 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
4239 (m68k_legitimate_constant_address_p): Same.
4240 (m68k_decompose_address): Handle TLS references.
4241 (m68k_get_gp): New static function.
4242 (enum m68k_reloc): New contants.
4243 (TLS_RELOC_P): New macro.
4244 (m68k_wrap_symbol): New static function.
4245 (m68k_unwrap_symbol): New function.
4246 (m68k_final_prescan_insn_1): New static function.
4247 (m68k_final_prescan_insn): New function.
4248 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
4250 (legitimize_pic_address): Handle TLS references..
4251 (m68k_tls_get_addr, m68k_get_tls_get_addr)
4252 (m68k_libcall_value_in_a0_p)
4253 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
4254 (m68k_call_m68k_read_tp): Helper variables and functions for ...
4255 (m68k_legitimize_tls_address): Handle TLS references.
4256 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
4258 (m68k_legitimize_address): Handle TLS symbols.
4259 (m68k_get_reloc_decoration): New static function.
4260 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
4262 (m68k_output_dwarf_dtprel): Implement hook.
4263 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
4264 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
4265 m68k_call_* routines.
4266 (sched_attr_op_type): Handle TLS symbols.
4267 (gt-m68k.h): Include.
4268 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
4269 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
4271 2009-05-18 Martin Jambor <mjambor@suse.cz>
4273 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
4274 (visit_store_addr_for_mod_analysis): New function.
4275 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
4276 (determine_cst_member_ptr): Use gimple_assign_single_p.
4277 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
4278 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
4279 operands. Don't check number of operands of a NOP_EXPR.
4281 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
4283 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
4285 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
4288 * c-common.c (warn_logical_operator): Don't warn if one of
4289 expression isn't always true or false.
4291 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
4293 * config/i386/biarch32.h: New file.
4294 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
4296 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
4298 * config/mips/mips.md (*zero_extend<mode>_trunchi,
4299 *zero_extend<mode>_truncqi): Merge these into ...
4300 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
4301 Name the pattern following this as *zero_extendhi_truncqi.
4303 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
4306 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
4307 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
4308 (output_info): Make field HOST_WIDEST_INT.
4309 (print_statistics): Use HOST_WIDEST_INT_PRINT.
4310 (dump_bitmat_statistics): Same.
4312 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
4314 * config.gcc (use_gcc_stdint): Set to wrap.
4315 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4316 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4317 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4318 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4319 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4320 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4321 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4322 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4324 2009-05-16 Joseph Myers <joseph@codesourcery.com>
4326 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
4328 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
4329 Move definitions earlier.
4330 (OPT_ARCH64, OPT_ARCH32): Define.
4331 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
4334 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4337 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
4340 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
4342 * arm.md (movdi2): Copy non-reg values to DImode registers.
4344 2009-05-16 Jakub Jelinek <jakub@redhat.com>
4347 * final.c (label_to_max_skip): New function.
4348 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
4349 CODE_LABEL_NUMBER <= max_labelno.
4350 * output.h (label_to_max_skip): New prototype.
4351 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
4352 (ix86_avoid_jump_mispredicts): ... this. Don't define if
4353 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
4354 Handle CODE_LABELs with >= 16 byte alignment or with
4355 max_skip == (1 << align) - 1.
4356 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
4357 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
4360 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
4361 .p2align 3 if MAX_SKIP is smaller than 7.
4362 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
4364 2009-05-15 Ian Lance Taylor <iant@google.com>
4366 * alias.c (struct alias_set_entry_d): Rename from struct
4367 alias_set_entry. Change all uses.
4368 * except.c (struct call_site_record_d): Rename from struct
4369 call_site_record. Change all uses.
4370 * except.h (struct eh_region_d): Rename from struct eh_region.
4372 * gcse.c (struct hash_table_d): Rename from struct hash_table.
4374 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
4375 ivtype_map_elt. Change all uses.
4376 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
4378 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
4379 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4381 (struct sese_d): Rename from struct sese. Change all uses.
4382 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4383 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4384 * optabs.h (struct optab_d): Rename from struct optab. Change all
4386 (struct convert_optab_d): Rename from struct convert_optab.
4388 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4389 ipa_opt_pass. Change all uses.
4390 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4393 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4394 defined as a typedef.
4395 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4398 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4401 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4403 (merge_ranges): Returns bool.
4404 * tree.h (make_range): .. to here.
4405 (build_range_check): Likewise.
4406 (merge_ranges): Likewise. Renamed from merge_ranges.
4407 * c-typeck.c (parser_build_binary_op): Update calls to
4408 warn_logical_operator.
4409 * c-common.c (warn_logical_operator): Add new warning.
4410 * c-common.h (warn_logical_operator): Update declaration.
4412 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4414 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4416 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4418 * doc/install.texi: Document MPC requirements, flags etc.
4420 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4421 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4422 Evaluate constant arguments.
4423 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4424 (fold_builtin_1): Likewise, also evaluate constant arguments.
4425 Remove superfluous break.
4426 (do_mpc_ckconv): New.
4427 * real.h: Include mpc.h.
4428 * toplev.c (print_version): Output MPC version info if available.
4430 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4432 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4434 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4436 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4439 2009-05-15 Jan Hubicka <jh@suse.cz>
4441 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4442 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4443 (try_inline): Fix return value.
4444 (cgraph_decide_inlining_incrementally): Honor new value.
4445 (cgraph_early_inlining): Handle indirect inlining.
4446 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4448 2009-05-15 Jan Hubicka <jh@suse.cz>
4450 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4451 * cgraphunit.c (cgraph_finalize_function): Set it.
4452 (cgraph_expand_function): Use it.
4454 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4456 * real.c (encode_ieee_half): Define.
4457 (decode_ieee_half): Define.
4458 (ieee_half_format): Define.
4459 (arm_half_format): Define.
4460 * real.h (ieee_half_format): Declare.
4461 (arm_half_format): Declare.
4463 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4465 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4466 swapped, and reversed optabs exist before trying to use them.
4468 2009-05-15 Paul Brook <paul@codesourcery.com>
4469 Sandra Loosemore <sandra@codesourcery.com>
4471 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4472 loads. Allow PRE_DEC.
4473 (output_move_neon): Handle PRE_DEC.
4474 (arm_print_operand): Add 'A' for neon structure loads.
4475 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4476 * config/arm/neon.md (neon_mov): Update comment.
4477 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4479 (Um): New constraint.
4481 2009-05-15 Jan Hubicka <jh@suse.cz>
4483 Revert the following patch until testsuite fallout is fixed:
4484 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4485 * cgraph.h (struct inline_summary): New filed self_wize,
4486 size_inlining_benefit, self_time and time_inlining_benefit.
4487 (struct cgraph_global_info): Replace insns by time ans size fields.
4488 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4489 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4490 (ipcp_update_callgraph): Do not touch function bodies.
4491 * ipa-inline.c: Include except.h
4492 (MAX_TIME): New constant.
4493 (overall_insns): Remove
4494 (overall_size, max_benefit): New static variables.
4495 (cgraph_estimate_time_after_inlining): New function.
4496 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4497 (cgraph_clone_inlined_nodes): Update size.
4498 (cgraph_mark_inline_edge): Update size.
4499 (cgraph_estimate_growth): Use size info.
4500 (cgraph_check_inline_limits): Check size.
4501 (cgraph_default_inline_p): Likewise.
4502 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4503 (cgraph_decide_recursive_inlining): Check size.
4504 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4506 (cgraph_decide_inlining): Likewise.
4507 (cgraph_decide_inlining_incrementally): Likewise; honor
4508 PARAM_EARLY_INLINING_INSNS.
4509 (likely_eliminated_by_inlining_p): New predicate.
4510 (estimate_function_body_sizes): New function.
4511 (compute_inline_parameters): Use it.
4512 * except.c (must_not_throw_labels): New function.
4513 * except.h (must_not_throw_labels): Declare.
4514 * tree-inline.c (init_inline_once): Kill inlining_weigths
4515 * tree-ssa-structalias.c: Avoid uninitialized warning.
4516 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4517 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4518 (PARAM_INLINE_CALL_COST): Remove.
4519 (PARAM_EARLY_INLINING_INSNS): New.
4521 2009-05-15 Richard Guenther <rguenther@suse.de>
4523 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4524 not TODO_update_ssa.
4526 2009-05-15 Richard Guenther <rguenther@suse.de>
4528 PR tree-optimization/39999
4529 * gimple.h (gimple_expr_type): Use the expression type looking
4530 through useless conversions.
4531 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4532 (vn_nary_op_insert_stmt): Likewise.
4533 (simplify_binary_expression): Likewise.
4535 2009-05-15 Richard Guenther <rguenther@suse.de>
4537 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4538 New options, enabled by default.
4539 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4541 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
4542 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
4543 * tree-ssa-structalias.c (gate_tree_pta): New function.
4544 (pass_build_alias): Use it.
4546 2009-05-15 Joseph Myers <joseph@codesourcery.com>
4548 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
4549 recurse on an invariant address if a conversion from a pointer
4550 type to a wider integer type is involved.
4552 2009-05-15 Jan Hubicka <jh@suse.cz>
4554 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4555 * cgraph.h (struct inline_summary): New filed self_wize,
4556 size_inlining_benefit, self_time and time_inlining_benefit.
4557 (struct cgraph_global_info): Replace insns by time ans size fields.
4558 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4559 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4560 (ipcp_update_callgraph): Do not touch function bodies.
4561 * ipa-inline.c: Include except.h
4562 (MAX_TIME): New constant.
4563 (overall_insns): Remove
4564 (overall_size, max_benefit): New static variables.
4565 (cgraph_estimate_time_after_inlining): New function.
4566 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4567 (cgraph_clone_inlined_nodes): Update size.
4568 (cgraph_mark_inline_edge): Update size.
4569 (cgraph_estimate_growth): Use size info.
4570 (cgraph_check_inline_limits): Check size.
4571 (cgraph_default_inline_p): Likewise.
4572 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4573 (cgraph_decide_recursive_inlining): Check size.
4574 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4576 (cgraph_decide_inlining): Likewise.
4577 (cgraph_decide_inlining_incrementally): Likewise; honor
4578 PARAM_EARLY_INLINING_INSNS.
4579 (likely_eliminated_by_inlining_p): New predicate.
4580 (estimate_function_body_sizes): New function.
4581 (compute_inline_parameters): Use it.
4582 * except.c (must_not_throw_labels): New function.
4583 * except.h (must_not_throw_labels): Declare.
4584 * tree-inline.c (init_inline_once): Kill inlining_weigths
4585 * tree-ssa-structalias.c: Avoid uninitialized warning.
4586 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4587 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4588 (PARAM_INLINE_CALL_COST): Remove.
4589 (PARAM_EARLY_INLINING_INSNS): New.
4590 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
4591 (inline-call-cost): Remove.
4592 (early-inlining-insns): New.
4594 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
4596 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
4598 (print_int_cst_bounds_in_octal_p): Likewise.
4599 (dbxout_type): Adjust calls to above functions. Be prepared to deal
4601 * dwarf2out.c (base_type_die): Likewise.
4602 (is_subrange_type): Delete.
4603 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
4604 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
4605 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
4606 if the destination type is boolean.
4607 (build_range_check): Do not special-case subtypes.
4608 (fold_sign_changed_comparison): Likewise.
4609 (fold_unary): Likewise.
4610 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
4611 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
4612 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
4613 * tree.c (subrange_type_for_debug_p): New predicate based on the
4614 former is_subrange_type.
4615 * tree.h (subrange_type_for_debug_p): Declare.
4616 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
4617 (convert_affine_scev): Remove call to above function.
4618 (chrec_convert_aggressive): Likewise.
4619 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
4620 false for conversions involving subtypes.
4621 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
4622 (vrp_val_min): Likewise.
4623 (needs_overflow_infinity): Likewise.
4624 (extract_range_from_unary_expr): Likewise.
4626 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
4628 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4629 * config/frv/frv.c: Likewise.
4630 * config/s390/s390.c: Likewise.
4631 * config/sparc/sparc.h: Likewise.
4632 * config/i386/i386.h: Likewise.
4633 * config/i386/i386.c: Likewise.
4634 * config/crx/crx.c: Likewise.
4635 * config/m68hc11/m68hc11.h: Likewise.
4636 * config/iq2000/iq2000.c: Likewise.
4637 * config/mn10300/mn10300.h: Likewise.
4638 * config/mn10300/mn10300.c: Likewise.
4639 * config/m68k/m68k.c: Likewise.
4640 * config/rs6000/rs6000.c: Likewise.
4641 * config/rs6000/xcoff.h: Likewise.
4642 * config/rs6000/linux64.h: Likewise.
4643 * config/rs6000/sysv4.h: Likewise.
4644 * config/score/score3.c: Likewise.
4645 * config/score/score7.c: Likewise.
4646 * config/score/score.c: Likewise.
4647 * config/arm/arm.md: Likewise.
4648 * config/mips/mips.c: Likewise.
4649 * config/mips/mips.md: Likewise.
4650 * config/bfin/bfin.h: Likewise.
4651 * config/pa/pa.c: Likewise.
4652 * config/pa/constraints.md: Likewise.
4654 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
4655 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
4656 * config/pdp11/pdp11.h: Use memory_address_p instead.
4658 2009-05-14 Ian Lance Taylor <iant@google.com>
4660 * passes.c (finish_optimization_passes): Change i to int.
4661 * plugin.c (plugins_active_p): Change event to int.
4662 (dump_active_plugins): Likewise.
4663 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
4665 * tree.c (tree_range_check_failed): Change c to unsigned int.
4666 (omp_clause_range_check_failed): Likewise.
4667 (build_common_builtin_nodes): Change mode to int. Add cast.
4668 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
4669 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
4671 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
4672 ++ or -- with a variable of enum type.
4674 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4677 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
4679 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4681 * store-motion.c: Do not include params.h
4682 * Makefile.in: Fix dependencies for various files.
4684 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4686 * auto-inc-dec.c: Fix pass description, remove apparent
4687 accidental duplication.
4689 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
4692 * ipa-utils.h (memory_identifier_string): Moved to ...
4693 * tree.h (memory_identifier_string): Here. Add GTY(()).
4695 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4697 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
4698 in the former documentation of...
4699 (GO_IF_LEGITIMATE_ADDRESS): ... this.
4700 * ira-conflicts.c (get_dup_num): Use address_operand.
4701 * targhooks.c (default_legitimate_address_p): New.
4702 * targhooks.h (default_legitimate_address_p): New.
4703 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
4705 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
4706 * target.h (struct target): Add legitimate_address_p.
4707 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
4708 (TARGET_INITIALIZER): Include it.
4710 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4711 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
4712 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
4713 (TARGET_LEGITIMATE_ADDRESS_P): New.
4715 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4716 (REG_OK_STRICT_P): Delete.
4717 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
4718 (frv_legitimate_address_p_1): ... this.
4719 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
4720 (frv_legitimate_address_p_1): ... the renamed old
4721 frv_legitimate_address_p.
4722 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
4723 (TARGET_LEGITIMATE_ADDRESS_P): New.
4725 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4726 * config/s390/s390-protos.h (legitimate_address_p): Remove.
4727 * config/s390/s390.c (legitimate_address_p): Rename to...
4728 (s390_legitimate_address_p): ... this, make static.
4729 (legitimize_address): Adjust call.
4730 (TARGET_LEGITIMATE_ADDRESS_P): New.
4731 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
4733 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4734 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
4735 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
4736 (TARGET_LEGITIMATE_ADDRESS_P): New.
4738 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4739 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
4740 * config/spu/spu.c (spu_legitimate_address): Rename to...
4741 (spu_legitimate_address_p): ... this, make static.
4742 (TARGET_LEGITIMATE_ADDRESS_P): New.
4744 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4745 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
4746 * config/sparc/sparc.c (legitimate_address_p): Rename to...
4747 (sparc_legitimate_address_p): ... this, make static and return bool.
4748 (legitimize_address): Adjust call.
4749 (TARGET_LEGITIMATE_ADDRESS_P): New.
4751 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4752 * config/i386/i386-protos.h (legitimate_address_p): Remove.
4753 * config/i386/i386.c (legitimate_address_p): Rename to...
4754 (ix86_legitimate_address_p): ... this, make static.
4755 (constant_address_p): Move after it, adjust call.
4756 (TARGET_LEGITIMATE_ADDRESS_P): New.
4758 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4759 * config/avr/avr-protos.h (legitimate_address_p): Remove.
4760 * config/avr/avr.c (legitimate_address_p): Rename to...
4761 (avr_legitimate_address_p): ... this, make static.
4762 (legitimize_address): Adjust call.
4763 (TARGET_LEGITIMATE_ADDRESS_P): New.
4765 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4766 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
4767 * config/crx/crx.c (crx_legitimate_address_p): Make static.
4768 (TARGET_LEGITIMATE_ADDRESS_P): New.
4770 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4771 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
4772 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
4773 (TARGET_LEGITIMATE_ADDRESS_P): New.
4775 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4776 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
4778 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4780 (TARGET_LEGITIMATE_ADDRESS_P): New.
4782 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4783 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
4785 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
4787 (m68hc11_legitimate_address_p): ... this, make static.
4788 (go_if_legitimate_address_internal): Rename to...
4789 (m68hc11_legitimate_address_p_1): ... this.
4790 (legitimize_address): Adjust call.
4791 (TARGET_LEGITIMATE_ADDRESS_P): New.
4793 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4794 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
4795 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
4796 (TARGET_LEGITIMATE_ADDRESS_P): New.
4798 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4799 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
4800 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
4801 (mn10300_legitimate_address_p): ... this, make static.
4802 (TARGET_LEGITIMATE_ADDRESS_P): New.
4804 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4805 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
4806 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
4807 (TARGET_LEGITIMATE_ADDRESS_P): New.
4809 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4810 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
4811 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
4812 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4813 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
4814 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
4815 (rs6000_legitimate_address_p): ... this, make static.
4816 (TARGET_LEGITIMATE_ADDRESS_P): New.
4817 (REG_MODE_OK_FOR_BASE_P): Delete.
4818 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
4820 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4821 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
4823 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
4824 static, adjust types.
4825 (TARGET_LEGITIMATE_ADDRESS_P): New.
4827 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4828 * config/score/score.c (score_address_p): Rename to...
4829 (score_legitimate_address_p): ... this.
4830 (TARGET_LEGITIMATE_ADDRESS_P): New.
4831 * config/score/score3.c (score3_address_p): Rename to...
4832 (score3_legitimate_address_p): ... this.
4833 * config/score/score7.c (score7_address_p): Rename to...
4834 (score7_legitimate_address_p): ... this.
4836 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
4837 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
4838 GO_IF_LEGITIMATE_ADDRESS): Delete.
4839 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
4840 thumb2_legitimate_address_p): Delete.
4841 (arm_legitimate_address_p): Rename to...
4842 (arm_legitimate_address_outer_p): ... this.
4843 * config/arm/constraints.md ("Uq"): Adjust call.
4844 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
4845 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
4847 (arm_legitimate_address_outer_p): ... this.
4848 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
4850 (TARGET_LEGITIMATE_ADDRESS_P): New.
4852 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4853 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
4854 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
4855 (TARGET_LEGITIMATE_ADDRESS_P): New.
4857 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4858 * config/vax/vax-protos.h (legitimate_address_p): Remove.
4859 * config/vax/vax.c (legitimate_address_p): Rename to...
4860 (vax_legitimate_address_p): ... this, make static.
4861 (TARGET_LEGITIMATE_ADDRESS_P): New.
4863 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4864 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
4865 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
4866 (TARGET_LEGITIMATE_ADDRESS_P): New.
4868 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4869 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
4870 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
4871 (mmix_legitimate_address_p): ... this, make static.
4872 (TARGET_LEGITIMATE_ADDRESS_P): New.
4874 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4875 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
4876 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
4877 (TARGET_LEGITIMATE_ADDRESS_P): New.
4879 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4881 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
4882 of MODE_COMPLEX_INT.
4884 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4886 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
4887 LCT_NORMAL in function call.
4888 * mips-tdump.c (print_file_desc): Add cast to enum type.
4889 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
4890 (mark_stabs): Add casts to enum types.
4891 (parse_stabs_common): Add casts to enum types.
4893 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4895 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
4896 Check for invalid values of LETTER.
4898 2009-05-13 Taras Glek <tglek@mozilla.com>
4900 * attribs.c (register_attribute): moved out attribute registration
4901 into register_attribute.
4902 * doc/plugins.texi: Documented register_attribute and
4904 * gcc-plugin.h: Added forward decl for register_attribute.
4905 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
4906 * plugin.c (register_callback, invoke_plugin_callbacks): Added
4907 PLUGIN_ATTRIBUTES boilerplate.
4909 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
4911 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
4912 values even in sentinel and empty entries.
4913 (ms_printf_flag_specs): Likewise.
4914 (ms_scanf_flag_specs): Likewise.
4915 (ms_strftime_flag_specs): Likewise.
4916 (ms_print_char_table): Likewise.
4917 (ms_scan_char_table): Likewise.
4918 (ms_time_char_table): Likewise.
4920 2009-05-13 Doug Kwan <dougkwan@google.com>
4922 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
4924 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4926 * config/mips/mips.md (store): Add attributes for QI and HI.
4928 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
4929 (truncdi<mode>2): ... this new pattern.
4931 2009-05-13 Brad Hards <bradh@kde.org>
4933 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
4935 2009-05-14 Jakub Jelinek <jakub@redhat.com>
4936 Ben Elliston <bje@au.ibm.com>
4939 * dse.c (check_mem_read_rtx): Guard against width == -1.
4941 2009-05-13 Michael Matz <matz@suse.de>
4944 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
4945 (trivially_conflicts_p): New function.
4946 (insert_backedge_copies): Use it.
4948 2009-05-13 Janis Johnson <janis187@us.ibm.com>
4950 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
4951 (handle_stdc_pragma): Use new enum constant names.
4952 (handle_pragma_float_const_decimal64): Ditto.
4954 2009-05-13 Ian Lance Taylor <iant@google.com>
4956 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
4959 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
4961 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
4962 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
4964 * config/m68k/m68k.h (FL_UCLINUX): Define.
4966 2009-05-13 Jan Hubicka <jh@suse.cz>
4968 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
4970 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4972 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
4973 unless -fschedule-insns is specified.
4975 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4978 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
4979 TARGET_EXPAND_CBRANCHDI4.
4980 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
4981 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
4982 (cmpeqdi): Fix comment.
4984 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4986 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
4987 (sh_legitimate_address_p): Likewise.
4988 * config/sh/sh.c (sh_legitimate_index_p): New.
4989 (sh_legitimate_address_p): Likewise.
4990 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
4991 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
4992 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
4993 (MAYBE_BASE_REGISTER_RTX_P): New macro.
4994 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
4995 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
4996 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
4997 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
4998 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
5000 2009-05-12 Jan Hubicka <jh@suse.cz>
5002 * tree-inline.c (estimate_operator_cost): Add operands;
5003 when division happens by constant, it is cheap.
5004 (estimate_num_insns): Loads and stores are not having cost of 0;
5005 EH magic stuff is cheap; when computing runtime cost of switch,
5006 use log2 base of amount of its cases; builtin_expect has cost of 0;
5007 compute cost for moving return value of call.
5008 (init_inline_once): Initialize time_based flags.
5009 * tree-inline.h (eni_weights_d): Add time_based flag.
5011 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5013 * df-core.c: Update head documentation.
5015 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5018 * rs6000.c (rs6000_generate_compare): Use op1b instead of
5019 shadowing exisiting variable op1.
5021 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
5024 * config/i386/driver-i386.c (processor_signatures): New enum.
5025 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
5026 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
5027 processor signature to detect geode processor.
5029 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5033 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5035 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5036 causes spurious differences between trunk and cond-optab branch.
5038 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5040 * dojump.c (compare_from_rtx): Delete.
5041 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
5042 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
5043 if the comparison does not satisfy the predicate; test predicates for
5044 operands 2 and 3 of a cstore pattern. Don't try cstore optab
5045 further if one existing pattern fails.
5046 * expr.h (compare_from_rtx): Delete.
5047 (prepare_operand): Declare it.
5048 * optabs.c: Change "lib call" to "libcall" throughout.
5049 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
5050 HAVE_conditional_trap, emit_cmp_insn): Delete.
5051 (can_compare_p): Delete cmp_optab case.
5052 (prepare_float_lib_cmp): Return an rtx and a machine mode.
5053 Accept other parameters by value.
5054 (prepare_operand): Make non-static.
5055 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
5056 other parameters by value. Try to widen operands here based on
5057 an optab_methods argument and looking at cbranch_optab.
5058 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
5059 loop. Use cbranch_optab directly.
5060 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
5061 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
5063 (emit_conditional_move, emit_conditional_add): Inline what's needed
5064 of compare_from_rtx, using new prepare_cmp_insn for the rest.
5065 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
5066 with COMPARE. Move cmov_optab and cstore_optab above
5067 with cbranch_optab, move cmp_optab down with ucmp_optab,
5068 remove tst_otpab. Do not initialize trap_rtx.
5069 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
5070 for trap code. Do not check HAVE_conditional_trap. Use
5071 prepare_cmp_insn. Accept no predicate for operand 3.
5072 * optabs.h (OTI_cmp): Mark as used only for libcalls.
5073 (OTI_ctrap, ctrap_optab): New.
5074 (tst_optab): Delete.
5075 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
5076 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
5077 with lookup of ctrap_optab.
5078 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
5082 * combine.c (combine_simplify_rtx, simplify_set): Do not
5083 special case comparing against zero for cc0 machines.
5084 * simplify-rtx.c (simplify_binary_operation_1): Never remove
5085 COMPARE on cc0 machines.
5086 (simplify_relational_operation): Return a new expression when
5087 a COMPARE could be removed.
5088 * final.c (final_scan_insn): Compare cc_status values
5089 against LHS of a (compare FOO (const_int 0)) cc0 source.
5090 Also check if cc_status.value is the full compare.
5092 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
5093 (cstoreMM4): Document.
5094 (conditional_trap): Document ctrapMM4 instead.
5095 (sync_compare_and_swapMM): Refer to cbranchcc4.
5096 (Dependent Patterns): Eliminate obsolete information referring to
5097 the old jump optimization phase.
5098 (Canonicalization): Include cbranchcc4 case, omit canonicalization
5099 of compares with 0 on cc0 machines.
5100 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
5101 avoiding references to cc0. Remove text about storing operands
5103 * doc/tm.texi (Condition Codes): Include blurb on different
5104 condition code representations, separate into subsections for
5105 CC0, MODE_CC and conditional execution.
5107 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
5108 alpha_emit_setcc): Accept operands and a machine mode.
5109 * config/alpha/alpha.c (alpha_emit_conditional_branch):
5110 Get code/op0/op1 from operands, use machine mode argument
5111 instead of alpha_compare.fp_p. Emit the branch here.
5112 (alpha_emit_setcc): Likewise, and return boolean.
5113 (alpha_emit_conditional_move): Likewise. Assert that
5114 cmp_op_mode == cmp_mode, and simplify accordingly.
5115 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
5116 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
5117 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
5119 (stack probe test): Use cbranchdi4.
5120 * config/alpha/predicates.md (alpha_cbranch_operator): New.
5122 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
5123 * config/arc/arc.h (movsicc, movsfcc): Use it.
5124 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
5125 (cbranchsi4, cstoresi4): New.
5126 (cmpsi, bCC and sCC expanders): Remove.
5128 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
5129 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
5130 * config/arm/predicates.md (arm_comparison_operator): Only include
5131 floating-point operators if there is a hardware floating-point unit.
5132 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
5133 deferring to cbranch_cc and cstore_cc respectively.
5134 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
5135 cbranch_cc, cstore_cc): New.
5136 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
5138 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
5140 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
5141 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
5143 (adjust_insn_length): Adjust calls.
5144 (avr_reorg): Handle (compare (foo) (const_int 0)).
5145 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
5146 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
5147 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
5148 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
5150 (cbranchqi4, cbranchhi4, cbranchsi4): New.
5151 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
5153 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
5154 (cbranchsi4, cstorebi4, cstoresi4): New.
5155 (movbisi): This insn is duplicate, split it to zero_extend.
5156 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
5157 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
5158 (bfin_optimize_loop): Use cbranch expander.
5159 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
5160 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
5161 (bfin_bimode_comparison_operator): ... this.
5162 (bfin_direct_comparison_operator): New.
5164 * config/cris/cris.c (cris_normal_notice_update_cc): Look
5165 inside (compare FOO (const_int 0)).
5166 (cris_rtx_costs): Handle ZERO_EXTRACT.
5167 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
5168 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
5169 (*tstdi_v32): Delete.
5170 (*cmpdi_non_v32): Add M alternative for operand 1.
5171 (cmpsi, cmp<mode>): Make private.
5172 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
5174 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
5176 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
5177 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
5178 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
5179 (cc_reg_operand): New.
5181 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
5182 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
5183 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
5184 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
5185 crx_expand_scond): Delete.
5187 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
5189 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
5190 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
5192 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
5193 cstoresi4, cstoresf4, cstoredf4): New.
5194 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
5195 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5196 Receive the entire operands array.
5197 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
5198 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
5199 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
5200 Get test/op0/op1 from the operands array.
5201 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
5203 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
5204 (h8300_expand_store): New.
5205 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
5207 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
5208 (h8300_expand_store): New.
5209 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
5210 or do not try to produce (set (cc0) REG).
5211 (peepholes): Wrap arguments with COMPARE. Add a peephole to
5212 change a compare into a move to a scratch register. Disable some
5213 peepholes when comparing with zero.
5214 (tstsi, tsthi, tstsi, cmpqi): Make private.
5217 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
5220 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
5221 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
5222 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
5223 (ix86_emit_i387_log1p): Use cbranchxf2.
5224 (ix86_expand_setcc): Return void.
5225 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
5226 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
5227 cmp<MODEF>, cmpcc): Remove.
5228 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
5229 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
5230 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
5231 (sCC and bCC expanders): Remove.
5232 (stack_protect_test): Use cbranchcc4.
5234 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
5236 (ia64_expand_compare): Accept three rtx by reference and return void.
5237 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
5238 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
5239 from *expr. Update *expr with the BImode comparison to do.
5240 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
5241 cmptf, bCC, sCC, conditional_trap): Delete.
5242 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
5243 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
5244 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
5245 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
5246 * config/ia64/predicates.md (ia64_cbranch_operator): New.
5248 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
5249 type of last argument.
5250 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
5251 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
5252 use machine mode argument instead of branch_type. Remove dead
5253 code for floating-point comparisons.
5254 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
5255 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
5257 (cbranchsi4, cstoresi4): New.
5258 * config/iq2000/predicates.md (reg_or_const_operand): New.
5260 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
5261 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
5262 (b<code>_op): Rewrite to...
5263 (bcc_op): ... this, using match_operator.
5264 (s<code>_op): Rewrite to...
5265 (scc_op): ... this, using match_operator.
5266 (s<code>_24_op): Rewrite to...
5267 (scc_op_24): ... this, using match_operator.
5268 (s<code>_<mode>): Rewrite to...
5269 (cstore<mode>4): ... this, using match_operator.
5270 (s<code>_<mode>_24): Rewrite to...
5271 (cstore<mode>4_24): ... this, using match_operator.
5272 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
5273 m32c_unpend_compare, m32c_expand_scc): Delete.
5274 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
5275 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
5276 (m32c_expand_movcc): Change NE to EQ if necessary.
5277 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
5279 * config/m32r/m32r-protos.h (gen_cond_store): New.
5280 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
5281 (gen_cond_store): New, from sCC patterns.
5282 (m32r_expand_block_move): Use cbranchsi4.
5283 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
5284 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
5285 (cbranchsi4, cstoresi4): New.
5287 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
5289 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
5290 (m68hc11_notice_update_cc): Look into a compare with 0.
5291 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
5293 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
5294 cmphi, cmpqi, bCC): Delete.
5295 (cbranchsi4, cbranchhi4, cbranchqi4): New.
5296 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
5297 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
5300 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
5301 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
5302 * config/m68k/constraints.md (H): New.
5303 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
5304 the define_insn below.
5305 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
5306 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
5307 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
5308 patterns): Wrap RHS with COMPARE.
5309 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
5310 (*cmpdi_internal): Name this pattern.
5311 (cmpdi): Change to define_insn.
5312 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
5313 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
5314 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
5316 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
5317 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
5318 (conditional_trap): Change to...
5319 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
5320 (*conditional_trap): Use the ordered_comparison_operator and
5321 const1_operand predicates.
5322 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
5323 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
5324 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
5325 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
5327 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
5328 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
5329 (mcore_gen_compare): New.
5330 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
5331 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
5332 (mcore_gen_compare): ... this.
5333 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
5334 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
5335 (stack probe pattern): Use cbranchsi4.
5337 * config/mips/predicates.md (mips_cstore_operator): New.
5338 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
5339 * config/mips/mips.md (any_cond): Delete.
5340 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
5342 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
5343 fixuns_truncsfdi2): Use cbranch patterns.
5344 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
5345 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
5346 Adjust call to mips_expand_conditional_branch.
5347 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
5349 * config/mips/mips-protos.h (mips_expand_conditional_branch,
5350 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
5351 * config/mips/mips.c (cmp_operands): Delete.
5352 (mips_emit_compare): Get comparison operands from *op0/*op1.
5353 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
5354 that it succeeds. Use op0/op1 instead of cmp_operands.
5355 (mips_expand_conditional_branch, mips_expand_conditional_move,
5356 mips_expand_conditional_trap): Likewise.
5357 (mips_block_move_loop): Use cbranch patterns.
5358 * config/mips/mips.h (cmp_operands): Delete.
5360 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
5361 (mmix_gen_compare_reg): Just return a register in the right CC mode.
5362 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
5363 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
5364 (*cmpcc_folded): Rename to...
5365 (*cmpdi_folded): this.
5366 (*cmpcc): Rename to...
5368 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
5371 (cbranchdf4): New. Handle invalid comparisons here.
5372 * config/mmix/predicates.md (float_comparison_operator): New.
5374 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
5375 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
5376 * config/mn10300/mn10300.md (tst): Delete.
5377 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
5378 Name these patterns and wrap RHS in a compare.
5379 (*cmpsi): Make this pattern private. Include tst.
5380 (*cmpsf): Make this pattern private.
5381 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5382 (compare with zero peepholes): Likewise.
5384 (cbranchsi4, cbranchsf4): New.
5385 (casesi): Use cbranchsi4.
5387 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5388 hppa_branch_type): Delete.
5389 (return_addr_rtx): Use cbranchsi4.
5390 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5391 Emit CCFPmode comparison here.
5392 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5393 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5394 hppa_branch_type): Delete.
5395 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5396 (movsicc, movdicc): Remove references to hppa_compare_op0,
5397 hppa_compare_op1 and compare_from_rtx.
5398 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5399 (casesi): Use cbranchsi4.
5401 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5402 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5403 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5404 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5405 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5407 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5408 (*branch, *branch_inverted): New.
5410 * config/picochip/picochip.md (cbranchhi4): Use
5411 ordered_comparison_operator.
5412 (cmphi, bCC): Remove.
5414 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5415 (trap_comparison_operator): Delete.
5416 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5417 rs6000_emit_cbranch): Accept mode and operands.
5418 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5419 rs6000_compare_fp_p): Delete.
5420 (rs6000_generate_compare): Accept mode and comparison. Extract code
5421 and op0/op1 from there. Replace references to rs6000_compare_op0
5422 and rs6000_compare_op1.
5423 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5424 extract result from passed operands.
5425 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5426 extract loc from passed operands.
5427 (rs6000_emit_cmove): Likewise.
5428 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5429 rs6000_compare_fp_p): Delete.
5430 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5431 (cbranch<GPR>4, cbranch<FP>4): New.
5432 (cstore<mode>4): New. Consolidate here all choices about when to use
5433 portable or specialized sCC sequences.
5434 (stack_protect_test): Use cbranchsi4.
5435 (conditional_trap): Replace with ctrap<GPR>4.
5436 (conditional trap insn): Replace trap_comparison_operator with
5437 ordered_comparison_operator.
5439 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5440 (s390_emit_prologue): Use ctrap.
5441 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5442 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5443 New predicates replacing...
5444 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5445 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5446 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5447 (add<mode>cc): Do not use s390_compare_op0/op1.
5448 (s<code>): Change to...
5449 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5451 (cstorecc4): ... this. Handle EQ or NE equally.
5452 (*sne): Un-privatize for use in cstorecc4.
5453 (b<code>): Change to...
5454 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5455 (conditional_trap): Replace with...
5456 (ctrap<GPR>4, ctrap<FP>4): ... these.
5457 (stack_protect): Use cbranchcc4.
5459 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5460 * config/score/score-protos.h (score_gen_cmp): Delete.
5461 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5462 (score_block_move-loop): Use cbranchsi4.
5463 * config/score/score.md (cbranchsi4): New.
5464 (cmpsi, bCC): Delete.
5465 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5466 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5467 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5468 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5469 * config/score/score3.h (score3_gen_cmp): Delete.
5470 * config/score/score7.h (score7_gen_cmp): Delete.
5472 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5473 (sh_emit_scc_to_t): ... this. Return void.
5474 (from_compare): Rename to...
5475 (sh_emit_compare_and_branch): ... this.
5476 (sh_emit_compare_and_set): New.
5477 (sh_expand_t_scc): Accept operands.
5478 * config/sh/predicates.md (sh_float_comparison_operator): New.
5479 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5480 (prepare_scc_operands): Rename to...
5481 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5483 (sh_emit_cheap_store_flag): New.
5484 (sh_emit_set_t_insn): New.
5485 (from_compare): Rename to...
5486 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5487 handling of TARGET_SH2E floating point to avoid recursive call.
5488 Generate branch here.
5489 (sh_emit_compare_and_set): New.
5490 (sh_expand_t_scc): Get op0/op1 from arguments.
5491 (sh_emit_cheap_store_flag): New.
5492 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5494 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5495 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5496 (movsicc, movdicc): Do nothing when it recreated operands from
5497 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5498 prepare_scc_operands (now sh_emit_scc_to_t).
5499 (udivdi3): Use cstoresi4.
5500 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5501 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5502 (cbranchint4_media, cbranchfp4_media): New.
5503 (casesi): Use cbranchdi4.
5504 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5506 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5507 (movnegt): Remove second operand.
5508 (cbranchsf4, cbranchdf4): New.
5509 (stack_protect): Use cbranchdi4/cbranchsi4.
5511 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5512 (gen_compare_reg): Accept comparison, extract part of it to...
5513 (gen_compare_reg_1): ... this.
5514 (gen_compare_operator): Delete.
5515 (gen_v9_scc): Accept separate destination, comparison code and arms.
5516 Do not use sparc_compare_op0/sparc_compare_op1.
5517 (emit_scc_insn, emit_conditional_branch_insn): New.
5518 (emit_v9_brxx): Make static. Remove useless assertion.
5519 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5521 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5522 * config/sparc/sparc-protos.h (gen_compare_reg,
5523 sparc_emit_float_lib_cmp): Adjust prototype.
5524 (emit_scc_insn, emit_conditional_branch_insn): New.
5525 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5526 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5527 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5528 iterators to the top.
5529 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5530 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5531 snedi_special_trunc): Delete.
5532 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5533 and snedi_special_trunc.
5534 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5535 cbranchdi4, cbranch<F:mode>4): New.
5536 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5537 here. Use gen_compare_reg instead of gen_compare_operator.
5538 (conditional_trap): Replace with...
5539 (ctrapsi4, ctrapdi4): ... this.
5540 (stack_protect_test): Use cbranchcc4.
5542 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
5544 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
5545 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
5546 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
5547 from operands[0] or operands[3] depending on is_set.
5548 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
5549 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
5550 cmpdf, bCC), sCC: Remove.
5551 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
5552 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
5554 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
5555 spu_emit_branch_or_set.
5557 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
5559 * config/stormy16/stormy16.h (xstormy16_compare_op0,
5560 xstormy16_compare_op1): Delete.
5561 * config/stormy16/stormy16.c (xstormy16_compare_op0,
5562 xstormy16_compare_op1): Delete.
5563 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
5565 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
5566 (cmphi, cmpsi, bCC): Remove.
5568 * config/v850/v850.md (tstsi, cmpsi): Fold into...
5569 (*cmpsi): ... this one.
5570 (cbranchsi4, cstoresi4): New.
5571 (bCC expanders): Delete.
5572 (sCC insns): Fold into...
5573 (*setcc): ... this one.
5574 (casesi): Do not use gen_cmpsi and gen_bgtu.
5575 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
5576 (movsicc): Simplify.
5577 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
5579 * config/vax/vax-protos.h (cond_name): New.
5580 (vax_output_conditional_branch): Remove.
5581 * config/vax/vax.c (cond_name): New.
5582 (vax_output_conditional_branch): Remove.
5583 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
5584 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
5585 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
5586 (bit<VAXint>): Wrap source with (compare).
5587 (b<code> and following unnamed pattern): Rename to *branch and
5588 *branch_reversed. Change macroization to match_operator.
5589 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
5591 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
5592 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
5593 Change last argument to machine_mode.
5594 (xtensa_expand_scc): Add machine_mode argument.
5595 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
5596 (gen_conditional_move, xtensa_expand_conditional_branch,
5597 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
5598 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
5599 Adjust operand numbers.
5600 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
5602 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
5603 (cmpsi, cmpsf, b<code>, s<code>): Delete.
5604 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
5606 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5608 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5609 causes spurious differences between trunk and cond-optab branch.
5611 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5614 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
5616 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5618 * tree.c (iterative_hash_pointer): Delete.
5619 (iterative_hash_expr): Short-circuit handling of NULL pointer.
5620 Hash UIDs and versions of SSA names. Don't special-case built-in
5621 function declarations.
5623 2009-05-11 Ian Lance Taylor <iant@google.com>
5626 * graphite.c: Force -Wc++-compat to only be a warning before
5627 #including "cloog/cloog.h".
5629 2009-05-11 Martin Jambor <mjambor@suse.cz>
5631 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
5633 2009-05-11 Jan Hubicka <jh@suse.cz>
5635 * tree-ssa-loop-ivcanon.c: Include target.h
5636 (struct loop_size): new structure.
5637 (constant_after_peeling): New predicate.
5638 (tree_estimate_loop_size): New function.
5639 (estimated_unrolled_size): Rewrite for new estimates.
5640 (try_unroll_loop_completely): Use new estimates.
5641 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
5643 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5645 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
5646 libcpp interface change.
5647 (spu_macro_to_expand): Likewise.
5649 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
5651 PR tree-optimization/40026
5652 * gimplify.c (gimplify_init_constructor): Change initial conditional
5653 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
5654 optimize_compound_literals_in_ctor.
5656 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
5658 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
5660 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
5662 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
5664 * tree-vect-data-refs.c (vect_analyze_group_access): Use
5665 HOST_WIDE_INT for gap.
5667 2009-05-11 Ira Rosen <irar@il.ibm.com>
5669 PR tree-optimization/40074
5670 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
5671 account in group size and step comparison.
5673 2009-05-11 Richard Guenther <rguenther@suse.de>
5675 * passes.c (init_optimization_passes): Strip now incorrect comment.
5676 (execute_function_todo): Do not set PROP_alias.
5677 * tree-pass.h (PROP_alias): Remove.
5678 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
5679 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
5680 * tree-nrv.c (pass_return_slot): Likewise.
5681 * tree-object-size.c (pass_object_sizes): Likewise.
5682 * tree-ssa-dom.c (pass_dominator): Likewise.
5683 (pass_phi_only_cprop): Likewise.
5684 * tree-ssa-dse.c (pass_dse): Likewise.
5685 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
5686 (pass_cselim): Likewise.
5687 * tree-ssa-pre.c (pass_pre): Likewise.
5688 (pass_fre): Likewise.
5689 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5690 * tree-ssa-sink.c (pass_sink_code): Likewise.
5691 * tree-stdarg.c (pass_stdarg): Likewise.
5692 * tree-tailcall.c (pass_tail_calls): Likewise.
5693 * tree-vrp.c (pass_vrp): Likewise.
5695 2009-05-10 Ian Lance Taylor <iant@google.com>
5697 * basic-block.h (enum profile_status): Break out of struct
5699 * cgraph.h (struct inline_summary): Break out of struct
5701 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
5702 of struct cgraph_order_sort.
5703 * combine.c (enum undo_kind): New enum, broken out of struct undo.
5704 * cse.c (struct branch_path): Break out of struct
5705 cse_basic_block_data.
5706 * except.h (enum eh_region_type): Break out of struct eh_region.
5707 * gcc.c (enum add_del): Break out of struct modify_target.
5708 * genrecog.c (enum decision_type): Break out of struct decision_test.
5709 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
5711 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
5712 * regmove.c (enum match_use): New enum, broken out of struct match.
5713 * sched-int.h (enum post_call_group): New enum, broken out of
5715 (struct deps_reg): Break out of struct deps.
5716 * target.h (struct asm_int_op): Break out of struct gcc_target.
5717 * tree-eh.c (struct goto_queue_node): Break out of struct
5719 * tree-inline.h (enum copy_body_cge_which): Break out of
5721 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
5723 * c-decl.c (in_struct, struct_types): New static variables.
5724 (pushtag): Add loc parameter. Change all callers.
5725 (lookup_tag): Add ploc parameter. Change all callers.
5726 (check_compound_literal_type): New function.
5727 (parser_xref_tag): Add loc parameter. Change all callers. If
5728 -Wc++-compat, warn about struct/union/enum types defined within a
5730 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
5731 and loc parameters. Change all callers. Change error calls to
5732 error_at, using loc. For a redefinition, if the location of the
5733 original definition is known, report it. Set in_struct and
5734 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
5735 (finish_struct): Add new parameters enclosing_in_struct and
5736 enclosing_struct_types. Change all callers. Set
5737 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
5738 in the struct. If in a struct, add this struct to struct_types.
5739 (start_enum): Add loc parameter. Change all callers. Use
5740 error_at for errors, using loc. For a redefinition, if the
5741 location of the original definition is known, report it. If in a
5742 struct, add this enum type to struct_types. If -Wc++-compat warn
5743 if in sizeof, typeof, or alignof.
5744 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
5745 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
5746 (c_parser_enum_specifier): Get enum location for start_enum.
5747 (c_parser_struct_or_union_specifier): Get struct location for
5748 start_struct. Save in_struct and struct_types status between
5749 start_struct and finish_struct.
5750 (c_parser_cast_expression): Get location of cast.
5751 (c_parser_alignof_expression): Get location of type.
5752 (c_parser_postfix_expression): Likewise.
5753 (c_parser_postfix_expression_after_paren_type): Add type_loc
5754 parameter. Change all callers. Call check_compound_literal_type.
5755 Use type_loc for error about variable size type.
5756 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
5757 of an enum constant from an enum type defined in a struct or union.
5758 (c_cast_expr): Add loc parameter. Change all callers. If
5759 -Wc++-compat, warn about defining a type in a cast.
5760 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
5761 (start_enum, start_struct, finish_struct): Update declarations.
5762 (parser_xref_tag, c_cast_expr): Update declarations.
5763 (check_compound_literal_type): Declare.
5765 2009-05-11 Ben Elliston <bje@au.ibm.com>
5767 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
5768 for recent libcpp interface change.
5769 (rs6000_macro_to_expand): Likewise.
5771 2009-05-10 Michael Matz <matz@suse.de>
5774 * config/arm/arm.c (require_pic_register): Emit on entry edge,
5775 not at entry of function.
5777 2009-05-10 Richard Guenther <rguenther@suse.de>
5779 PR tree-optimization/40081
5781 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5782 using the main variant of the element type. Do not fiddle with
5783 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5785 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
5786 structs with volatile fields.
5788 2009-05-10 Jan Hubicka <jh@suse.cz>
5790 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
5791 (estimate_move_cost): Assert that it does not get called for
5793 (estimate_num_insns): Skip VOID types in argument handling.
5794 (optimize_inline_calls): Delete unreachable blocks and verify that
5797 2009-05-10 Jan Hubicka <jh@suse.cz>
5799 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
5800 * cgraph.c (cgraph_mark_address_taken_node): New function.
5801 (dump_cgraph_node): Dump new flag.
5802 * cgraph.h (struct cgraph_node): Add address_taken.
5803 (cgraph_mark_address_taken_node): New function.
5804 * ipa.c (cgraph_postorder): Prioritize functions with address taken
5805 since new direct calls can be born.
5807 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5809 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
5812 2009-05-10 Jan Hubicka <jh@suse.cz>
5815 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
5817 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
5818 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
5819 * tree-inline.c (copy_bb): Set frequency correctly.
5820 (fold_marked_statements): Update call to
5821 cgraph_update_edges_for_call_stmt.
5823 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5825 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
5826 identifiers in diagnostics.
5827 * config/arm/arm.c (arm_handle_fndecl_attribute,
5828 arm_handle_isr_attribute): Likewise.
5829 * config/avr/avr.c (avr_handle_progmem_attribute,
5830 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
5831 * config/bfin/bfin.c (handle_int_attribute,
5832 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
5833 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
5834 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
5836 * config/darwin.c (darwin_handle_kext_attribute,
5837 darwin_handle_weak_import_attribute): Likewise.
5838 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
5839 h8300_handle_eightbit_data_attribute,
5840 h8300_handle_tiny_data_attribute): Likewise.
5841 * config/i386/i386.c (ix86_handle_cconv_attribute,
5842 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
5843 * config/i386/winnt.c (ix86_handle_shared_attribute,
5844 ix86_handle_selectany_attribute): Likewise.
5845 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
5846 * config/m32c/m32c.c (function_vector_handler): Likewise.
5847 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
5848 m68hc11_handle_fntype_attribute): Likewise.
5849 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
5850 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
5851 * config/mips/mips.c (mips_insert_attributes,
5852 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
5853 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
5854 rs6000_handle_struct_attribute): Likewise.
5855 * config/sh/sh.c (sh_insert_attributes,
5856 sh_handle_resbank_handler_attribute,
5857 sh_handle_interrupt_handler_attribute,
5858 sh2a_handle_function_vector_handler_attribute,
5859 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5861 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
5862 * config/spu/spu.c (spu_handle_fndecl_attribute,
5863 spu_handle_vector_attribute): Likewise.
5864 * config/stormy16/stormy16.c
5865 (xstormy16_handle_interrupt_attribute): Likewise.
5866 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
5867 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
5869 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5871 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
5872 (pp_translate_identifiers): New.
5873 (pp_identifier): Only conditionally translate identifier to locale
5875 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
5876 (pp_base_tree_identifier): Only conditionally translate identifier
5877 to locale character set.
5878 * c-pretty-print.c (M_): Define.
5879 (pp_c_type_specifier, pp_c_primary_expression): Mark English
5880 fragments for conditional translation with M_.
5881 * tree-pretty-print.c (maybe_init_pretty_print): Disable
5882 identifier translation.
5884 2009-05-10 Richard Guenther <rguenther@suse.de>
5886 PR tree-optimization/40081
5887 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5888 using the main variant of the element type. Do not fiddle with
5889 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5891 2009-05-09 Jan Hubicka <jh@suse.cz>
5894 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
5895 indirect calls; verify cgraph afterwards.
5897 2009-05-09 Jan Hubicka <jh@suse.cz>
5900 * ipa.c (update_inlined_to_pointer): New function.
5901 (cgraph_remove_unreachable_nodes): Use it.
5903 2009-05-09 Jan Hubicka <jh@suse.cz>
5905 * tree-eh.c (struct leh_state): Remove prev_try.
5906 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
5908 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
5909 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
5910 remove_eh_handler_and_replace, foreach_reachable_handler,
5911 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
5912 * except.h (struct eh_region): Remove eh_region_u_cleanup.
5913 (gen_eh_region_cleanup): Update prototype.
5915 2009-05-09 Jan Hubicka <jh@suse.cz>
5918 * except.c (copy_eh_region): Always set prev_try.
5919 (redirect_eh_edge_to_label): Find outer try.
5920 (foreach_reachable_handler): When looking for prev try
5921 handle case where previous try is not going to be taken.
5923 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5925 PR tree-optimization/40049
5926 * tree-vect-stmts.c (vectorizable_operation): If the machine has
5927 only vector/vector shifts, convert the type of the constant to the
5928 appropriate type to avoid building incorrect trees, which
5929 eventually have problems with garbage collection.
5931 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5933 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
5934 -1 for complex floating-point types if honoring signed zeros.
5936 2009-05-08 Jan Hubicka <jh@suse.cz>
5938 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
5939 argument; handle correctly when profile is absent.
5940 (build_cgraph_edges): Update.
5941 (rebuild_cgraph_edges): Update.
5942 * cgraph.c: Do not include varray.h.
5943 (cgraph_set_call_stmt_including_clones): New function.
5944 (cgraph_create_edge_including_clones): Likewise
5945 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
5946 (cgraph_update_edges_for_call_stmt): Handle clones.
5947 (cgraph_remove_node): Handle clone tree.
5948 (cgraph_remove_node_and_inline_clones): New function.
5949 (dump_cgraph_node): Dump clone tree.
5950 (cgraph_clone_node): Handle clone tree.
5951 (clone_function_name): Bring here from tree-inline.c.
5952 (cgraph_create_virtual_clone): New function.
5953 * cgraph.h (ipa_replace_map): Move here from ipa.h.
5954 (cgraph_clone_info): New function.
5955 (strut cgraph_node): Add clone_info and new clone tree pointers.
5956 (cgraph_remove_node_and_inline_clones,
5957 cgraph_set_call_stmt_including_clones,
5958 cgraph_create_edge_including_clones,
5959 cgraph_create_virtual_clone): Declare.
5960 (cgraph_function_versioning): Use VEC argument.
5961 (compute_call_stmt_bb_frequency): Update prototype.
5962 (cgraph_materialize_all_clones): New function.
5963 * ipa-cp.c (ipcp_update_cloned_node): Remove.
5964 (ipcp_create_replace_map): Update to VECtors.
5965 (ipcp_update_callgraph): Use virtual clones.
5966 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
5967 (ipcp_update_profiling): Do not update local profiling.
5968 (ipcp_insert_stage): Use VECtors and virtual clones.
5969 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
5970 (clone_of_p): New function.
5971 (cgraph_preserve_function_body_p): Use clone tree.
5972 (cgraph_optimize): Materialize clones.
5973 (cgraph_function_versioning): Update for VECtors.
5974 (save_inline_function_body): Use clone tree.
5975 (cgraph_materialize_clone): New function.
5976 (cgraph_materialize_all_clones): Likewise.
5977 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
5978 * ipa.c: Include gimple.h.
5979 (cgraph_remove_unreachable_nodes): Use clone tree.
5980 * ipa-prop.c (ipa_note_param_call): Update call to
5981 compute_call_stmt_bb_frequencycall.
5982 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
5983 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
5984 (copy_bb): Handle updating of clone tree; add new edge when new call
5986 (expand_call_inline): Be strict about every call having edge.
5987 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
5988 (delete_unreachable_blocks_update_callgraph): New function.
5989 (tree_function_versioning): Use VECtors; always remove unreachable
5990 blocks and fold conditionals.
5991 * tree-inline.h: Do not include varray.h.
5992 (tree_function_versioning): Remove.
5993 * Makefile.in (GTFILES): Remove tree-inline.c
5994 * passes.c (do_per_function): Do only functions having body.
5995 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
5998 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
5999 Andrew Morrow <acm@google.com>
6002 * c-common.c (c_common_attribute_table): Permit deprecated
6003 attribute to take an optional argument.
6004 (handle_deprecated_attribute): If the optional argument to
6005 __attribute__((deprecated)) is not a string ignore the attribute
6008 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
6009 * c-typeck.c (build_component_ref): Likewise.
6010 (build_external_ref): Likewise.
6012 * toplev.c (warn_deprecated_use): Add an attribute argument.
6013 Emit the message associated with __attribute__((deprecated)).
6015 * toplev.h (warn_deprecated_use): Updated.
6017 * doc/extend.texi: Document new optional parameter to
6018 __attribute__((deprecated))
6020 2009-05-08 Michael Eager <eager@eagercon.com>
6022 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
6023 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
6025 2009-05-08 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/40062
6028 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
6029 Avoid exponential behavior.
6031 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6033 PR rtl-optimization/33928
6035 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
6036 process_uses, build_single_def_use_links): New.
6037 (update_df): Update use_def_ref.
6038 (forward_propagate_into): Use get_def_for_use instead of use-def
6040 (fwprop_init): Call build_single_def_use_links and let it initialize
6042 (fwprop_done): Free use_def_ref.
6043 (fwprop_addr): Eliminate duplicate call to df_set_flags.
6044 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
6045 df_rd_simulate_one_insn): New.
6046 (df_rd_bb_local_compute_process_def): Update head comment.
6047 (df_chain_create_bb): Use the new RD simulation functions.
6048 * df.h (df_rd_simulate_artificial_defs_at_top,
6049 df_rd_simulate_one_insn): New.
6050 * opts.c (decode_options): Enable fwprop at -O1.
6051 * doc/invoke.texi (-fforward-propagate): Document this.
6053 2009-05-08 Joseph Myers <joseph@codesourcery.com>
6056 * c-typeck.c (build_binary_op): Handle arithmetic between one real
6057 and one complex operand specially.
6058 * tree-complex.c (some_nonzerop): Do not identify a real value as
6059 zero if flag_signed_zeros.
6061 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6063 PR rtl-optimization/33928
6064 * loop-invariant.c (record_use): Fix && vs. || mishap.
6066 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
6068 PR rtl-optimization/33928
6069 * loop-invariant.c (struct use): Add addr_use_p.
6070 (struct def): Add n_addr_uses.
6071 (struct invariant): Add cheap_address.
6072 (create_new_invariant): Set cheap_address.
6073 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
6074 (record_uses): Pass df_ref to record_use.
6075 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
6078 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6080 * config/sh/sh.c: Do not include c-pragma.h.
6082 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
6084 * config/spu/spu.c: Remove include of c-common.h.
6086 2009-05-07 Janis Johnson <janis187@us.ibm.com>
6089 * c-common.h (mark_valid_location_for_stdc_pragma,
6090 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
6091 clear_float_const_decimal64, float_const_decimal64_p): New.
6092 * c.opt (Wunsuffixed-float-constants): New.
6093 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
6094 unsuffixed float constant, handle new warning.
6095 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
6096 * c-decl.c (c_scope): New flag float_const_decimal64.
6097 (set_float_const_decimal64, clear_float_const_decimal64,
6098 float_const_decimal64_p): New.
6099 (push_scope): Set new flag.
6100 * c-parser.c (c_parser_translation_unit): Mark when it's valid
6101 to use STDC pragmas.
6102 (c_parser_external_declaration): Ditto.
6103 (c_parser_compound_statement_nostart): Ditto.
6104 * c-pragma.c (valid_location_for_stdc_pragma,
6105 mark_valid_location_for_stdc_pragma,
6106 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
6107 handle_pragma_float_const_decimal64): New.
6108 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
6109 * cp/semantics.c (valid_location_for_stdc_pragma_p,
6110 set_float_const_decimal64, clear_float_const_decimal64,
6111 float_const_decimal64_p): New dummy functions.
6112 * doc/extend.texi (Decimal Float): Remove statement that the
6113 pragma, and suffix for double constants, are not supported.
6114 * doc/invoke.texi (Warning Options): List new option.
6115 (-Wunsuffixed-float-constants): New.
6117 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
6119 * config/i386/i386.c: Do not include c-common.h.
6121 2009-05-07 Mark Heffernan <meheff@google.com>
6123 * doc/invoke.texi (Debugging Options): Document change of debugging
6125 * opts.c (decode_options): Make dump_base_name relative to
6126 aux_base_name directory.
6128 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
6130 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
6131 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
6133 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
6135 * Makefile.in (install-plugin): Simplify a bit.
6137 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
6139 * Makefile.in (OBJS-common): Add regcprop.o.
6141 * timevar.def (TV_CPROP_REGISTERS): New.
6142 * regrename.c (regrename_optimize): Return 0.
6143 (rest_of_handle_regrename): Delete.
6144 (pass_rename_registers): Point to regrename_optimize.
6145 (struct value_data_entry, struct value_data,
6146 kill_value_one_regno, kill_value_regno, kill_value,
6147 set_value_regno, init_value_data, kill_clobbered_value,
6148 kill_set_value, kill_autoinc_value, copy_value,
6149 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
6150 replace_oldest_value_reg, replace_oldest_value_addr,
6151 replace_oldest_value_mem, copyprop_hardreg_forward_1,
6152 debug_value_data, validate_value_data): Move...
6153 * regcprop.c: ... here.
6154 (rest_of_handle_cprop): Delete.
6155 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
6157 2009-05-07 Jakub Jelinek <jakub@redhat.com>
6160 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
6161 GEN_INT for 1 << bitnum.
6162 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
6165 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
6167 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
6168 Remove wrong description of "nand" operation.
6170 2009-05-06 Richard Guenther <rguenther@suse.de>
6171 Adam Nemet <anemet@caviumnetworks.com>
6173 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
6174 comment. Add that if LHS is not a gimple register, then RHS1 has
6175 to be a single object (GIMPLE_SINGLE_RHS).
6177 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
6179 * expr.c (get_def_for_expr): Move it up in the file.
6180 (store_field): When expanding a bit-field store, look at the
6181 defining gimple stmt for the masking conversion.
6183 2009-05-06 Janis Johnson <janis187@us.ibm.com>
6186 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
6187 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
6188 32-bit memcpy into long.
6190 2009-05-06 Jakub Jelinek <jakub@redhat.com>
6192 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
6193 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
6195 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
6196 instead of appending DW_OP_deref*.
6198 2009-05-06 Michael Matz <matz@suse.de>
6201 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
6202 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
6204 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
6206 * Makefile.in (install-plugin): Fix srcdir handling.
6208 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
6210 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
6211 when processing for not_regs_needed bitmap.
6212 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
6213 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
6214 handling it for rhs.
6216 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386.md (unnamed inc/dec peephole): Use
6219 optimize_insn_for_size_p instead of optimize_size.
6220 * config/i386/predicates.md (incdec_operand): Likewise.
6221 (aligned_operand): Likewise.
6222 * config/i386/sse.md (divv8sf3): Likewise.
6223 (sqrtv8sf2): Likewise.
6225 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6227 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
6229 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
6231 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
6233 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
6234 ssemodesuffixf2c with avxmodesuffixf2c.
6236 2009-05-06 Joseph Myers <joseph@codesourcery.com>
6239 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
6241 2009-05-05 Jakub Jelinek <jakub@redhat.com>
6243 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
6244 (struct tree_base): Adjust spacing for 8 bit boundaries.
6245 (struct tree_decl_common): Add decl_by_reference_flag bit.
6246 (DECL_BY_REFERENCE): Adjust.
6247 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
6248 print DECL_BY_REFERENCE bit.
6249 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
6250 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
6251 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
6252 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
6256 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
6257 range of the type, but default label is missing, add it with one
6258 of the existing labels instead of adding a new label for it.
6260 2009-05-05 Joseph Myers <joseph@codesourcery.com>
6264 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
6266 * Makefile.in (enable_plugin, plugin_includedir): New.
6267 (install): Depend on install-plugin.
6268 (PLUGIN_HEADERS): New.
6269 (install-plugin): New.
6270 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
6272 2009-05-05 Richard Guenther <rguenther@suse.de>
6274 PR tree-optimization/40022
6275 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
6277 (phivn_valid_p): Fix tuplification error, simplify.
6278 (phiprop_insert_phi): Add dumps.
6279 (propagate_with_phi): Simplify.
6281 2009-05-05 Richard Guenther <rguenther@suse.de>
6284 * builtins.c (gimplify_va_arg_expr): Properly build the address.
6286 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
6288 * tree.h (strip_float_extensions): Remove duplicate declaration.
6289 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
6290 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
6291 block_ultimate_origin): Rearrange the declarations line to match the
6292 comment that indicates the .c file which the functions are defined.
6293 (dwarf2out_*, set_decl_rtl): Add comment.
6294 (get_base_address): Adjust comment.
6295 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
6296 declarations line and add comment.
6297 (is_builtin_name): Add blank after function name, for clarity.
6299 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6301 * attribs.c (decl_attributes): Use %qE for identifiers in
6303 * cgraphunit.c (verify_cgraph_node): Translate function names to
6304 locale character set in diagnostics.
6305 * coverage.c (get_coverage_counts): Use %qE for identifiers in
6307 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
6308 Document that functions are named in UTF-8.
6309 * expr.c (expand_expr_real_1): Translate function names to locale
6310 character set in diagnostics.
6311 * gimplify.c (omp_notice_variable, omp_is_private,
6312 gimplify_scan_omp_clauses): Use %qE for identifiers in
6314 * langhooks.c (lhd_print_error_function): Translate function names
6315 to locale character set.
6316 * langhooks.h (decl_printable_name): Document that return value is
6317 in internal character set.
6318 * stmt.c: Include pretty-print.h
6319 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
6321 (resolve_operand_name_1): Translate named operand name to locale
6323 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
6325 * toplev.c (announce_function): Translate function names to locale
6327 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
6328 (default_tree_printer): Use pp_identifier or translate identifiers
6329 to locale character set. Mark "<anonymous>" for translation.
6330 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
6331 for identifiers in diagnostics.
6332 * tree.c (handle_dll_attribute): Use %qE for identifiers in
6334 * varasm.c (output_constructor): Use %qE for identifiers in
6337 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
6339 * configure.ac: use ` ` instead of $()
6340 * configure: Regenerate.
6342 2009-05-05 Ben Elliston <bje@au.ibm.com>
6344 * config/pa/linux-atomic.c: Eliminate conditional include of
6345 errno.h on non-LP64 systems to simplify build requirements.
6347 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6349 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
6351 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
6352 and pass value to identifier_to_locale.
6353 (warn_variable_length_array): Make name a tree.
6354 (grokdeclarator): Separate diagnostic texts for named and unnamed
6355 declarators. Use %qE for named declarators.
6356 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
6358 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
6359 identifiers in diagnostics.
6360 * c-typeck.c (push_member_name, start_init): Pass identifiers to
6361 identifier_to_locale. Mark "anonymous" strings for translation.
6363 2009-05-04 Michael Eager <eager@eagercon.com>
6365 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
6366 address for DImode/DFmode only if double-precision FP regs.
6368 2009-05-04 Michael Eager <eager@eagercon.com>
6370 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
6371 TARGET_SINGLE_FLOAT check.
6373 2009-05-04 Michael Eager <eager@eagercon.com>
6375 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
6377 2009-05-04 Michael Eager <eager@eagercon.com>
6379 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6380 * config/rs6000/t-xilinx: New
6382 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6384 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6385 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6386 * gcc/explow.c (memory_address): Use target hook.
6387 * gcc/targhooks.c (default_legitimize_address): New.
6388 * gcc/targhooks.h (default_legitimize_address): New.
6389 * gcc/target.h (legitimize_address): New.
6390 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6391 (TARGET_INITIALIZER): Include it.
6392 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6394 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6395 * config/bfin/bfin.c (legitimize_address): Remove.
6396 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6397 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6399 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6400 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6402 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6403 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6404 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6405 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6406 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6407 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6408 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6409 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6410 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6411 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6412 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6413 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6414 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6415 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6416 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6417 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6418 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6419 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6420 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6421 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6422 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6423 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6424 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6426 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6427 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6428 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6429 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6430 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6431 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6432 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6433 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6434 (thumb_legitimize_address): Delete.
6435 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6436 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6437 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6438 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6439 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6440 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6442 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6445 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6446 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6447 * config/m32r/m32r.c (m32r_legitimize_address): New.
6448 * config/m68k/m68k.c (m68k_legitimize_address): New.
6449 * config/score/score.c (score_legitimize_address): Standardize.
6450 * config/score/score3.c (score3_legitimize_address): Standardize.
6451 * config/score/score3.h (score3_legitimize_address): Adjust.
6452 * config/score/score7.c (score7_legitimize_address): Standardize.
6453 * config/score/score7.h (score7_legitimize_address): Adjust.
6454 * config/sh/sh.c (sh_legitimize_address): New.
6455 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6457 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6458 (s390_legitimize_address): ... this.
6459 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6460 (sparc_legitimize_address): ... this.
6461 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6462 (ix86_legitimize_address): ... this.
6463 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6464 (avr_legitimize_address): ... this.
6465 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6466 (mn10300_legitimize_address): ... this.
6467 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6468 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6469 (alpha_expand_mov): Adjust call.
6471 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6472 * config/spu/spu.c (spu_legitimize_address): Likewise.
6473 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6474 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6476 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6478 * intl.c (locale_encoding, locale_utf8): New.
6479 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6480 * intl.h (locale_encoding, locale_utf8): Declare.
6481 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6482 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6484 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6486 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6487 (pp_base_tree_identifier): Declare as function.
6488 (identifier_to_locale): Declare.
6489 * Makefile.in (pretty-print.o): Update dependencies.
6490 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6492 2009-05-04 Richard Guenther <rguenther@suse.de>
6495 * builtins.c (fold_builtin_memory_op): Do not decay to element
6496 type if the size matches the whole array.
6498 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6500 * expmed.c (synth_mult): When trying out a shift, pass the result
6503 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6505 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6506 (shiftsub1_cost): New.
6507 (init_expmed): Compute shiftsub1_cost.
6508 (synth_mult): Optimize multiplications by constants of the form
6509 -(2^^m-1) for some constant positive integer m.
6511 2009-05-03 Richard Guenther <rguenther@suse.de>
6514 * c-typeck.c (array_to_pointer_conversion): Do not built
6515 ADDR_EXPRs of arrays of pointer-to-element type.
6516 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6517 up wrong ADDR_EXPRs after-the-fact.
6518 * c-common.c (strict_aliasing_warning): Strip pointer
6519 conversions for obtaining the original type.
6520 * builtins.c (fold_builtin_memset): Handle array types.
6521 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6524 2009-05-03 Richard Guenther <rguenther@suse.de>
6527 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6528 Do not lose casts from array types with unknown extent to array
6529 types with known extent.
6530 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6531 alias set compatibility.
6533 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6535 * flags.h (extra_warnings): Delete.
6536 * toplev.c (process_options): Handle Wuninitialized here.
6537 * opts.c (extra_warnings): Delete.
6538 (set_Wextra): Delete.
6539 (common_handle_option): -Wextra can be handled automatically.
6540 * c-opts.c (c_common_handle_option): Delete obsolete code.
6541 (c_common_post_options): Simplify comment.
6542 * common.opt (W): Add Var.
6544 (Wuninitialized): Initialize to -1.
6546 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
6547 Richard Guenther <rguenther@suse.de>
6549 * expr.c (get_def_for_expr): New function.
6550 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
6551 SSA rather than trees.
6552 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
6553 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
6555 2009-05-03 Joseph Myers <joseph@codesourcery.com>
6557 * c-common.c (reswords): Add _Imaginary.
6558 * c-common.c (enum rid): Add RID_IMAGINARY.
6560 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
6562 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
6563 Patch by Richard Guenther.
6565 2009-05-03 Anatoly Sokolov <aesok@post.ru>
6567 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
6568 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6569 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
6570 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
6571 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
6572 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
6573 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
6574 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
6575 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
6576 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
6577 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
6578 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
6579 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
6580 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
6581 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
6582 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
6583 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
6584 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
6586 2009-05-02 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/39940
6589 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
6592 2009-05-02 Richard Guenther <rguenther@suse.de>
6595 * tree-ssa.c (execute_update_addresses_taken): Properly check
6596 if we can mark a variable DECL_GIMPLE_REG_P.
6597 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
6598 back to the end of the function.
6599 (is_gimple_reg_type): Remove complex type special casing.
6600 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
6603 2009-05-02 Ben Elliston <bje@au.ibm.com>
6605 * doc/collect2.texi (Collect2): Document search path behaviour
6606 when configured with --with-ld.
6608 2009-05-02 Jan Hubicka <jh@suse.cz>
6610 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
6611 parameter; update callers.
6612 (coalesce_cost_edge): EH edges are costier because they needs
6613 splitting even if not critical and even more costier when there are
6614 multiple EH predecestors.
6616 2009-05-02 Jan Hubicka <jh@suse.cz>
6618 * except.c (remove_eh_handler_and_replace): Handle updating after
6619 removing TRY blocks.
6621 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
6623 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
6625 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
6627 * varasm.c: Do not include c-pragma.h.
6628 * attribs.c: Do not incude c-common.h.
6630 2009-05-01 Michael Matz <matz@suse.de>
6632 * calls.c (initialize_argument_information): Handle SSA names like
6633 decls with a non MEM_P DECL_RTL.
6635 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6637 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
6638 * ipa-utils.c: Likewise.
6639 * ipa-type-escape.c: Likewise.
6640 * cgraphunit.c Do not include c-common.h.
6641 * ipa-pure-const.c: Likewise.
6642 * tree-if-conv.c: Likewise.
6643 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
6644 * ipa-struct-reorg.c: Likewise.
6645 * tree-nomudflap.c: Likewise.
6646 * tree-ssa-structalias.c: Likewise.
6648 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6650 * store-motion.c: Many cleanups to make this pass a first-class
6651 citizen instead of an appendix to gcse load motion. Add TODO list
6652 to make this pass faster/cleaner/better.
6654 (struct ls_expr): Post gcse.c-split cleanups.
6655 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
6656 "stores" field to "avail_stores".
6657 (pre_ldst_mems): Rename to store_motion_mems.
6658 (pre_ldst_table): Rename to store_motion_mems_table.
6659 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
6660 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
6661 (ldst_entry): Rename to st_expr_entry, update users.
6662 (free_ldst_entry): Rename to free_st_expr_entry, update users.
6663 (free_ldst_mems): Rename to free_store_motion_mems, update users.
6664 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
6666 (first_ls_expr): Rename to first_st_expr, update users.
6667 (next_ls_expr): Rename to next_st_expr, update users.
6668 (print_ldst_list): Rename to print_store_motion_mems. Print names of
6669 fields properly for store motion instead of names inherited from load
6671 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
6672 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
6675 (ae_kill): Rename to st_kill, update users.
6676 (ae_gen): Rename to st_avloc, update users.
6677 (transp): Rename to st_transp, update users.
6678 (pre_insert_map): Rename to st_insert_map, update users.
6679 (pre_delete_map): Rename to st_delete_map, update users.
6680 (insert_store, build_store_vectors, free_store_memory,
6681 one_store_motion_pass): Update for abovementioned changes.
6683 (gcse_subst_count, gcse_create_count): Remove.
6684 (one_store_motion_pass): New statistics counters "n_stores_deleted"
6685 and "n_stores_created", local variables.
6687 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
6690 (regvec, compute_store_table_current_insn): Remove.
6691 (reg_set_info, reg_clear_last_set): Remove.
6692 (compute_store_table): Use DF caches instead of local dataflow
6695 2009-05-01 Joseph Myers <joseph@codesourcery.com>
6697 * c-objc-common.c (c_tree_printer): Print identifiers with
6698 pp_identifier, not pp_string. Mark "({anonymous})" for
6700 * c-pretty-print.c (pp_c_ws_string): New.
6701 (pp_c_cv_qualifier, pp_c_type_specifier,
6702 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
6703 pp_c_storage_class_specifier, pp_c_function_specifier,
6704 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
6705 pp_c_primary_expression, pp_c_postfix_expression,
6706 pp_c_unary_expression, pp_c_shift_expression,
6707 pp_c_relational_expression, pp_c_equality_expression,
6708 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
6709 use pp_string and pp_c_ws_string in place of pp_identifier and
6710 pp_c_identifier for non-identifiers. Mark English strings for
6712 * c-pretty-print.h (pp_c_ws_string): Declare.
6714 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
6715 Roland McGrath <roland@redhat.com>
6717 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
6718 (ENABLE_LD_BUILDID): New configuration option.
6719 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
6720 (LINK_BUILDID_SPEC): New macro.
6721 (init_spec): If defined, prepend it between LINK_EH_SPEC and
6723 * doc/install.texi: Document --enable-linker-build-id option.
6724 * configure: Rebuild.
6725 * config.in: Rebuild.
6727 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
6729 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
6730 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
6731 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
6732 MIPS_GP_SAVE_AREA_SIZE.
6733 * config/mips/mips.c (struct mips_frame_info): Update comment
6734 before arg_pointer_offset and hard_frame_pointer_offset.
6735 (mips_compute_frame_info): Update diagram before function: to
6736 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
6737 indicate the position of frame_pointer_rtx with -fstack-protector and
6738 to show args_size. Don't allocate cprestore area for leaf functions
6739 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
6741 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
6743 2009-04-30 Michael Matz <matz@suse.de>
6745 PR tree-optimization/39955
6746 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
6748 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
6750 * ira.c (setup_cover_and_important_classes): Use safe macro
6751 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
6753 * genpreds.c (write_tm_preds_h): Output suitable definition of
6754 REG_CLASS_FOR_CONSTRAINT.
6756 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6758 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
6760 * bitmap.c (bitmap_descriptor): Likewise.
6761 * ggc-common.c (loc_descriptor): Likewise.
6762 * varray.c (varray_descriptor): Likewise.
6763 * vec.c (vec_descriptor): Likewise.
6765 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
6767 * Makefile.in (dce.o): Add $(EXCEPT_H).
6768 * dce.c: Include except.h and delete redundant vector definitions.
6769 (deletable_insn_p): Return false for non-call insns that can throw
6772 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
6774 * gcse.c (ae_gen): Remove.
6775 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
6776 and make non-static function to make it available in store-motion.c.
6777 Update call sites with search-and-replace.
6778 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
6779 extract_mentioned_regs, extract_mentioned_regs_helper,
6780 find_moveable_store, compute_store_table, load_kills_store, find_loads,
6781 store_killed_in_insn, store_killed_after, store_killed_before,
6782 build_store_vectors, insert_insn_start_basic_block, insert-store,
6783 remove_reachable_equiv_notes, replace_store_insn, delete_store,
6784 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
6785 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
6786 * store-motion.c: ...new file. Also copy data structures from gcse.c
6787 and clean up to remove parts not used by store motion.
6788 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
6789 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
6791 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6794 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
6795 when optimizing for size.
6797 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
6799 * gcse.c (gcse_constant_p): Fix typo in last change.
6801 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6803 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
6805 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
6807 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
6809 2009-04-29 James E. Wilson <wilson@codesourcery.com>
6811 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
6812 CONST_HIGH_PART result.
6814 2009-04-29 Anatoly Sokolov <aesok@post.ru>
6816 * config/avr/avr.c (initial_elimination_offset): Rename to
6817 avr_initial_elimination_offset.
6818 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
6819 change return type to bool.
6820 (avr_can_eliminate): New function.
6821 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
6822 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
6823 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
6824 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
6825 avr_initial_elimination_offset.
6826 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
6827 (avr_initial_elimination_offset): Define.
6829 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
6830 Steven Bosscher <steven@gcc.gnu.org>
6832 PR rtl-optimization/39938
6833 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
6834 * cfgrtl.c: Include insn-attr.h.
6835 (rest_of_pass_free_cfg): New function.
6836 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
6837 * resource.c (init_resource_info): Remove call to df_analyze.
6839 2009-04-29 Richard Guenther <rguenther@suse.de>
6842 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
6843 allow conversion to signed integers.
6845 2009-04-29 Richard Guenther <rguenther@suse.de>
6847 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
6848 shifts of floating point vectors if the shift amount is
6849 a constant multiple of the element size.
6851 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
6852 Michael Matz <matz@suse.de>
6856 * tree-outof-ssa.c (emit_partition_copy): New function.
6857 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6858 insert_part_to_rtx_on_edge): Perform the partition base var
6859 copy using emit_partition_copy.
6860 (insert_value_copy_on_edge): Convert constants to the right mode.
6861 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
6862 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
6864 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6866 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
6867 scan backwards to try to find a constant to initialize it.
6869 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
6870 insn before the loop_end instruction, don't look past labels.
6872 2009-04-29 Richard Guenther <rguenther@suse.de>
6875 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
6876 loose type conversions.
6877 (forward_propagate_addr_expr): Fix tuplification bug. Remove
6878 stmts only if there are no uses of its definition.
6880 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6882 * config/bfin/bfin.h (splitting_loops): Declare.
6883 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
6884 Reorder bit definitions to be ascending.
6885 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
6886 * config/bfin/bfin.c (splitting_loops): New variable.
6887 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
6888 (struct loop_info): Remove members INIT and LOOP_INIT.
6889 (bfin_optimize_loop): Don't set them. Reorder the code that generates
6890 the LSETUP sequence. Allow LC to be loaded from any register, but
6891 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
6892 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
6894 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
6895 of reload_completed.
6898 * config/bfin/bfin.md (movsi_insn): Refine constraints.
6900 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
6902 * Makefile.in (PLUGIN_VERSION_H): New.
6903 (OBJS-common): Remove plugin-version.o.
6904 (plugin.o): Depend on (PLUGIN_VERSION_H).
6905 (plugin-version.o): Remove.
6906 * configure: Regenerate
6907 * configure.ac: Create plugin-version.h.
6908 * gcc-plugin.h (plugin_gcc_version): Remove.
6909 (plugin_default_version_check): Change signature.
6910 * plugin-version.c: Remove.
6911 * plugin.c: Include plugin-version.h.
6912 (str_plugin_gcc_version_name): Remove.
6913 (try_init_one_plugin): Pass gcc version to plugin_init.
6914 (plugin_default_version_check): Both gcc and plugin versions are now
6917 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6919 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
6920 problematic last insns. Test for TYPE_CALL rather than CALL_P.
6921 Remove special case testing for last insn of inner loops. Don't fail
6922 if the loop ends with a jump, emit an extra nop instead.
6924 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
6925 DREGS rather than comparing directly. Remove code that tries to
6926 account for latencies.
6928 2009-04-29 Richard Guenther <rguenther@suse.de>
6930 PR tree-optimization/39941
6931 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
6932 eliminating an indirect call.
6934 2009-04-29 Richard Guenther <rguenther@suse.de>
6936 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
6937 parameter. Allow invariants as base if !require_lvalue.
6938 (verify_gimple_assign_single): Adjust.
6940 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6942 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
6943 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
6944 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
6945 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
6946 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
6948 * config/bfin/bfin.c (bfin_expand_builtin,
6949 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
6951 2009-04-28 Richard Guenther <rguenther@suse.de>
6953 * tree-vect-loop.c (get_initial_def_for_induction): Use
6954 correct types for pointer increment.
6956 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6958 * toplev.c (print_version): Update GMP version string calculation.
6960 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
6962 PR rtl-optimization/39938
6963 * resource.c (init_resource_info): Add call to df_analyze.
6965 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6967 * config/alpha/alpha.md (usegp): Cast the result of
6968 alpha_find_lo_sum_using_gp to enum attr_usegp.
6969 * config/alpha/alpha.c (override_options): Remove end-of-structure
6970 marker element from cpu_table. Use array size of cpu_table to handle
6971 -mcpu and -mtune options.
6972 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
6974 2009-04-28 Joseph Myers <joseph@codesourcery.com>
6976 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
6977 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
6978 tune_32 and tune_64.
6979 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6981 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
6982 * config/rs6000/option-defaults.h: ... here. New file.
6983 (OPT_64, OPT_32): Define.
6984 (MASK_64BIT): Define to 0 if not already defined.
6985 (OPT_ARCH64, OPT_ARCH32): Define.
6986 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
6989 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6991 * config/arm/arm.c (arm_override_options): Emit error on using
6994 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6996 PR rtl-optimization/39914
6997 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6998 registers for allocnos created from user-defined variables only
6999 when not optimizing.
7001 2009-04-28 Richard Guenther <rguenther@suse.de>
7004 * fold-const.c (fold_binary): Use distribute_real_division only
7007 2009-04-28 Steve Ellcey <sje@cup.hp.com>
7009 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
7010 add hpux-stdint.h to tm_file.
7011 (hppa[12]*-*-hpux11*): Ditto.
7012 (ia64*-*-hpux*): Ditto.
7013 * config/hpux-stdint.h: New.
7014 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
7015 __STDC_EXT__ for all compiles.
7016 * config/pa/pa-hpux.h: Ditto.
7017 * config/pa/pa-hpux10.h: Ditto.
7018 * config/pa/pa-hpux11.h: Ditto.
7020 2009-04-28 Catherine Moore <clm@codesourcery.com>
7022 * debug.h (set_name): Add comment.
7024 2009-04-28 Andrew Pinski <pinskia@gmail.com>
7027 * config/darwin.c (machopic_gen_offset): Check
7028 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
7029 * config/arm/arm.c (require_pic_register): Likewise.
7031 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
7033 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
7034 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
7035 m32c_promote_prototypes): Delete.
7037 2009-04-28 Michael Matz <matz@suse.de>
7040 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
7043 2009-04-28 Richard Guenther <rguenther@suse.de>
7045 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
7047 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7049 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
7050 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
7051 * config/arm/arm-tune.md: Regenerate.
7053 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
7055 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
7056 block if there are complex incoming edges.
7057 (sel_merge_blocks): Remove useless assert.
7058 (sel_redirect_edge_and_branch): Check that edge was redirected.
7059 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
7060 (sel_find_rgns): Delete declaration.
7061 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
7062 the region when it is not a preheader.
7064 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7067 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
7069 2009-04-28 Richard Guenther <rguenther@suse.de>
7071 * tree.h (SSA_NAME_VALUE): Remove.
7072 (struct tree_ssa_name): Remove value_handle member.
7073 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
7074 array for jump threading.
7075 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
7077 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
7078 * tree-flow.h (threadedge_initialize_values): Declare.
7079 (threadedge_finalize_values): Likewise.
7080 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
7081 (SSA_NAME_VALUE): Define.
7082 (threadedge_initialize_values): New function.
7083 (threadedge_finalize_values): Likewise.
7084 * tree-ssa-dom.c (ssa_name_values): New global variable.
7085 (SSA_NAME_VALUE): Define.
7086 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
7088 2009-04-28 Ira Rosen <irar@il.ibm.com>
7090 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7091 Use REPORT_VECTORIZED_LOCATIONS instead
7092 REPORT_VECTORIZED_LOOPS.
7093 * tree-vectorizer.c (vect_verbosity_level): Make static.
7094 (vect_loop_location): Rename to vect_location.
7095 (vect_set_verbosity_level): Update comment.
7096 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
7098 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
7099 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
7100 instead REPORT_UNVECTORIZED_LOOPS.
7101 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
7102 and vect_loop_def to vect_external_def and vect_internal_def.
7103 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
7104 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
7105 REPORT_UNVECTORIZED_LOCATIONS.
7106 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
7107 and vect_used_in_loop and to vect_unused_in_scope and
7109 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
7110 (vect_verbosity_level): Remove declaration.
7111 (vect_analyze_operations): Likewise.
7112 (vect_analyze_stmt): Declare.
7113 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
7114 REPORT_UNVECTORIZED_LOCATIONS.
7115 (vect_get_loop_niters): Fix indentation.
7116 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
7117 (vect_analyze_loop_operations): New function.
7118 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
7119 vect_analyze_operations.
7120 (vect_is_simple_reduction): Use new names.
7121 (vectorizable_live_operation, vect_transform_loop): Likewise.
7122 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
7123 to specify whether the data references can be a part of interleaving
7125 (vect_analyze_data_ref_dependence): Use new names.
7126 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
7127 (vect_create_addr_base_for_vector_ref): Remove redundant code.
7128 * tree-vect-patterns.c (widened_name_p): Use new names.
7129 (vect_recog_dot_prod_pattern): Likewise.
7130 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
7131 (process_use, vect_mark_stmts_to_be_vectorized,
7132 vect_model_simple_cost, vect_model_store_cost,
7133 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
7134 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
7135 vectorizable_operation, vectorizable_type_demotion,
7136 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
7137 vectorizable_condition): Likewise.
7138 (vect_analyze_operations): Split into vect_analyze_loop_operations
7140 (vect_analyze_stmt): ... new function.
7141 (new_stmt_vec_info): Use new names.
7142 (vect_is_simple_use): Use new names and fix comment.
7143 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
7144 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
7146 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
7150 and integer modes for x87 operands. Do not ICE for unsupported size,
7151 generate error instead. Generate error for unsupported operand types.
7152 ['z']: Do not handle HImode memory operands specially. Warning
7153 for floating-point operands. Fallthru to 'Z' for unsupported operand
7154 types. Do not ICE for unsupported size, generate error instead.
7155 (output_387_binary_op): Use %Z to output operands.
7156 (output_fp_compare): Ditto.
7157 (output_387_reg_move): Ditto.
7159 2009-04-28 Ben Elliston <bje@au.ibm.com>
7164 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7166 * builtins.c (c_strlen): Do not warn here.
7167 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7168 * c-common.c (pointer_int_sum): Take an explicit location.
7169 Warn about offsets out of bounds.
7170 * c-common.h (pointer_int_sum): Adjust declaration.
7172 2009-04-27 Ian Lance Taylor <iant@google.com>
7174 * collect2.c (is_ctor_dtor): Change type of ret field in struct
7176 * dce.c (run_fast_df_dce): Change type of old_flags to int.
7177 * df-core.c (df_set_flags): Change return type to int. Change
7178 type of old_flags to int.
7179 (df_clear_flags): Likewise.
7180 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
7181 (df_get_conditional_uses): Likewise.
7182 * df.h (df_set_flags, df_clear_flags): Update declarations.
7183 * dwarf2out.c (struct indirect_string_node): Change type of form
7184 field to enum dwarf_form.
7185 (AT_string_form): Change return type to enum dwarf_form.
7186 * fixed-value.c (fixed_compare): Add cast to enum type.
7187 * fwprop.c (update_df): Change 0 to VOIDmode.
7188 * gensupport.c: Change 0 to UNKNOWN.
7189 * gimple.h (gimple_cond_code): Add cast to enum type.
7190 * haifa-sched.c (reemit_notes): Add cast to enum type.
7191 * hooks.c (hook_int_void_no_regs): Remove function.
7192 * hooks.h (hook_int_void_no_regs): Remove declaration.
7193 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
7194 * predict.c (combine_predictions_for_insn): Add casts to enum type.
7195 * real.c (real_arithmetic): Add cast to enum type.
7196 (real_compare): Likewise.
7197 * target.h (struct gcc_target): Change return type of
7198 branch_target_register_class to enum reg_class.
7199 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
7200 default_branch_target_register_class.
7201 * targhooks.c (default_branch_target_register_class): New function.
7202 * targhooks.h (default_branch_target_register_class): Declare.
7203 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
7204 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
7206 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
7208 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
7209 vect_uninitialized_def. Change 0 to ERROR_MARK.
7210 * tree-vect-stmts.c (supportable_widening_operation): Don't
7211 initialize icode1 and icode2.
7212 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
7213 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
7215 (cmn_err_flag_specs): Change 0 to STD_C89.
7216 (cmn_err_char_table): Likewise.
7217 * config/arm/arm.c (get_arm_condition_code): Change type of code
7218 to enum arm_cond_code.
7219 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
7220 (IWMMXT_BUILTIN2): Likewise.
7221 (neon_builtin_type_bits): Don't define typedef.
7222 (neon_builtin_datum): Change type of bits field to int.
7223 (arm_expand_neon_args): Add cast to enum type.
7224 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
7226 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
7228 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
7230 * config/mips/mips.md (jal_macro): Return enum constant.
7231 (single_insn): Likewise.
7232 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
7234 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7236 * config/s390/s390.c (s390_tune_flags): Change type to int.
7237 (s390_arch_flags): Likewise.
7238 (s390_handle_arch_option): Change flags field of struct pta to int.
7239 * config/s390/s390.h (s390_tune_flags): Update declaration.
7240 (s390_arch_flags): Likewise.
7241 * config/sh/sh.c (prepare_move_operands): Compare
7242 tls_symbolic_operand result with enum constant.
7243 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
7244 (sh_expand_prologue): Add cast to enum type.
7245 (sh_expand_epilogue): Likewise.
7246 (tls_symbolic_operand): Change return type to enum tls_model.
7247 (fpscr_set_from_mem): Add cast to enum type.
7248 (legitimize_pic_address): Compare tls_symbolic_operand result with
7250 (sh_target_reg_class): Change return type to enum reg_class.
7251 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
7253 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
7254 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
7255 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
7256 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
7257 (delayed_branch, tls_call_delay): Likewise.
7258 (eligible_for_sibcall_delay): Likewise.
7259 (eligible_for_return_delay): Likewise.
7260 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
7261 (spu_expand_builtin_1): Likewise.
7263 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
7264 for all types of conversions.
7265 (output_init_element): Issue -Wc++-compat warning if needed when
7266 initializing a bitfield with enum type.
7267 * c-parser.c (c_parser_expression): Set original_type to
7268 original_type of right hand operand of comman operator.
7270 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7272 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
7274 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
7275 * doc/cpp.texi (Standard Predefined Macros)
7276 (Implementation-defined behavior): Likewise.
7277 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
7278 * doc/gimple.texi (GIMPLE Exception Handling)
7279 (@code{GIMPLE_ASSIGN}): Likewise.
7280 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
7281 * doc/invoke.texi (Warning Options, Optimize Options)
7282 (AVR Options, Darwin Options): Likewise.
7283 (Optimize Options): Reformulate -fwhole-program description.
7284 * doc/loop.texi (Lambda): Likewise.
7285 * doc/md.texi (Output Template, Define Constraints)
7286 (Standard Names, Insn Splitting): Likewise.
7287 * doc/options.texi (Option properties): Likewise.
7288 * doc/passes.texi (Tree-SSA passes): Likewise.
7289 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
7290 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
7291 (File Names and DBX): Likewise.
7292 * doc/trouble.texi (Incompatibilities): Likewise.
7294 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7296 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
7297 instruction is correct.
7299 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7301 Allow non-constant arguments to conversion intrinsics.
7302 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
7303 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
7304 * spu.c (print_operand): Handle 'v' and 'w'.
7305 (exp2_immediate_p, spu_gen_exp2): Define.
7306 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
7307 spu_convtf_1): Update parameter descriptions.
7308 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
7309 * constraints.md ('v', 'w'): New.
7310 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
7312 (i2f, I2F): New define_mode_attr.
7313 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
7314 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
7315 fixuns_truncv4sfv4si2): Update to use mode attribute.
7316 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
7317 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
7318 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
7319 patterns for combine.
7321 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
7323 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
7324 (cprop, hoist, pre, store_motion): New debug counters.
7325 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
7326 is not an RTL pass anymore.
7327 (pass_profiling): Remove extern decl for pass removed in 2005.
7328 (pass_gcse, pass_jump_bypass): Remove.
7329 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
7330 to 0 for clean state.
7331 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
7332 * cse.c (gate_handle_cse_after_global_opts,
7333 rest_of_handle_cse_after_global_opts): New functions.
7334 (pass_cse_after_global_opts): New pass, does local CSE.
7335 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
7336 (TV_CPROP): New timevar.
7337 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
7338 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
7339 (gcse_main, recompute_all_luids): Remove.
7340 (compute_hash_table_work): Call max_reg_num instead of reading
7342 (cprop_jump): Don't set run_jump_opt_after_gcse.
7343 (constprop_register): Always allow to alter jumps.
7344 (cprop_insn): Likewise.
7345 (do_local_cprop): Likewise.
7346 (local_cprop_pass): Likewise. Return non-zero if something changed.
7347 (cprop): Remove function, fold interesting bits into one_cprop_pass.
7348 (find_implicit_sets): Add note about missed optimization opportunity.
7349 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
7350 pass_rtl_cprop execute function.
7351 Don't bother tracking the pass number, each pass gets its own dumpfile
7353 Always allow to alter jumpsand bypass jumps.
7354 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
7355 will just find no suitable set.
7356 (pre_edge_insert): Fix dumping, this function is for PRE only.
7357 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
7358 pass_rtl_pre execute function.
7359 (hoist_code): Return non-zero if something changed. Keep track of
7360 substitutions and insertions for statistics gathering similar to PRE.
7361 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
7362 called from the pass_rtl_hoist execute function. Show pass statistics.
7363 (compute_store_table): Use max_reg_num directly instead of using the
7364 formerly global max_gcse_regno.
7365 (build_store_vectors): Likewise.
7366 (replace_store_insn): Fix dumping.
7367 (store_motion): Rename to ...
7368 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
7369 pass, called from the pass_rtl_store_motion execute function. Keep
7370 track of substitutions and insertions for statistics gathering similar
7372 (bypass_jumps): Remove, fold interesting bits into ...
7373 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
7374 from the pass_rtl_cprop execute function.
7375 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7376 pass_jump_bypass): Remove.
7377 (gate_handle_gcse, rest_of_handle_gcse): Remove.
7378 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
7379 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7380 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7381 (gate_rtl_store_motion, execute_rtl_store_motion,
7382 pass_rtl_store_motion): New.
7383 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7384 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7385 * passes.c (init_optimization_passes): Remove pass_gcse and
7386 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7387 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7388 instead of pass_jump_bypass.
7390 2009-04-27 Richard Guenther <rguenther@suse.de>
7393 * gimplify.c (gimplify_expr): If we are required to create
7394 a temporary make sure it ends up as register.
7396 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7399 * config/i386/i386.c (construct_container): Don't call
7400 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7401 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7403 2009-04-27 Michael Matz <matz@suse.de>
7405 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7406 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7407 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7408 (dump_replaceable_exprs): Take a bitmap.
7409 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7411 (expand_gimple_basic_block): Likewise.
7412 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7413 replaceable_expressions member a bitmap.
7414 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7415 (mark_replaceable): Likewise.
7416 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7417 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7419 2009-04-27 Richard Guenther <rguenther@suse.de>
7421 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7422 (verify_stmts): Dispatch to gimple/type verification code.
7423 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7424 issue with call argument types.
7426 2009-04-27 Michael Matz <matz@suse.de>
7428 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7429 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7432 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7433 Eric Botcazou <ebotcazou@adacore.com>
7435 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7436 a label's basic block.
7437 (mark_target_live_regs): Tidy and rework obsolete comments.
7438 Change back DF problem to LIVE. If a label starts a basic block,
7439 assume that all registers that used to be live then still are.
7440 (init_resource_info): If a label starts a basic block, set its
7441 BLOCK_FOR_INSN accordingly.
7442 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7444 2009-04-27 Richard Guenther <rguenther@suse.de>
7446 * tree-flow-inline.h (function_ann): Remove.
7447 (get_function_ann): Likewise.
7448 * tree-dfa.c (create_function_ann): Remove.
7449 * tree-flow.h (struct static_var_ann_d): Remove.
7450 (struct function_ann_d): Likewise.
7451 (union tree_ann_d): Remove fdecl member.
7452 (function_ann_t): Remove.
7453 (function_ann, get_function_ann, create_function_ann): Remove
7456 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7458 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7460 2009-04-27 Jan Hubicka <jh@suse.cz>
7462 * ipa-pure-const.c (struct funct_state_d): New fields
7463 state_previously_known, looping_previously_known; remove
7464 state_set_in_source.
7465 (analyze_function): Use new fields.
7466 (propagate): Avoid assumption that state_set_in_source imply
7469 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7470 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7471 * cfgloop.h (finite_loop_p): Declare.
7473 2009-04-26 Michael Matz <matz@suse.de>
7475 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7477 2009-04-26 Michael Matz <matz@suse.de>
7479 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7480 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7481 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7482 pass_mark_used_blocks): Remove.
7483 * tree-optimize.c (pass_free_datastructures,
7484 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7485 * passes.c (init_optimization_passes): Don't call
7486 pass_mark_used_blocks, remove dead code.
7488 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7490 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7491 * tree-ssa-live.h (register_ssa_partition): Likewise.
7493 2009-04-26 Michael Matz <matz@suse.de>
7496 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7497 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7498 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7500 (compare_pairs): Swap cost comparison.
7501 (coalesce_ssa_name): Don't use change_partition_var.
7502 * tree-nrv.c (struct nrv_data): Add modified member.
7503 (finalize_nrv_r): Set it.
7504 (tree_nrv): Use it to update statements.
7505 (pass_nrv): Require PROP_ssa.
7506 * tree-mudflap.c (mf_decl_cache_locals,
7507 mf_build_check_statement_for): Use make_rename_temp.
7508 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7509 * alias.c (find_base_decl): Handle SSA names.
7510 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7511 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7512 * rtl.h (set_reg_attrs_for_parm): Declare.
7513 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7514 to "optimized", remove unused locals at finish.
7515 (execute_free_datastructures): Make global, call
7516 delete_tree_cfg_annotations.
7517 (execute_free_cfg_annotations): Don't call
7518 delete_tree_cfg_annotations.
7520 * ssaexpand.h: New file.
7521 * expr.c (toplevel): Include ssaexpand.h.
7522 (expand_assignment): Handle SSA names the same as register variables.
7523 (expand_expr_real_1): Expand SSA names.
7524 * cfgexpand.c (toplevel): Include ssaexpand.h.
7525 (SA): New global variable.
7526 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7527 (SSAVAR): New macro.
7528 (set_rtl): New helper function.
7529 (add_stack_var): Deal with SSA names, use set_rtl.
7530 (expand_one_stack_var_at): Likewise.
7531 (expand_one_stack_var): Deal with SSA names.
7532 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7533 before unique numbers.
7534 (expand_stack_vars): Use set_rtl.
7535 (expand_one_var): Accept SSA names, add asserts for them, feed them
7536 to above subroutines.
7537 (expand_used_vars): Expand all partitions (without default defs),
7538 then only the local decls (ignoring those expanded already).
7539 (expand_gimple_cond): Remove edges when jumpif() expands an
7541 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
7542 or remove abnormal edges. Ignore insns setting the LHS of a TERed
7544 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
7545 members of SA; deal with PARM_DECL partitions here; expand
7546 all PHI nodes, free tree datastructures and SA. Commit instructions
7547 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
7548 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
7549 info and statements at start, collect garbage at finish.
7550 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
7551 (VAR_ANN_PARTITION) Remove.
7552 (change_partition_var): Don't declare.
7553 (partition_to_var): Always return SSA names.
7554 (var_to_partition): Only accept SSA names.
7555 (register_ssa_partition): Only check argument.
7556 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
7558 (delete_var_map): Don't free it.
7559 (var_union): Only accept SSA names, simplify.
7560 (partition_view_init): Mark only useful SSA names as used.
7561 (partition_view_fini): Only deal with SSA names.
7562 (change_partition_var): Remove.
7563 (dump_var_map): Use ssa_name instead of partition_to_var member.
7564 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
7566 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
7567 (struct _elim_graph): New member const_dests; nodes member vector of
7569 (set_location_for_edge): New static helper.
7570 (create_temp): Remove.
7571 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
7572 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
7573 (new_elim_graph): Allocate const_dests member.
7574 (clean_elim_graph): Truncate const_dests member.
7575 (delete_elim_graph): Free const_dests member.
7576 (elim_graph_size): Adapt to new type of nodes member.
7577 (elim_graph_add_node): Likewise.
7578 (eliminate_name): Likewise.
7579 (eliminate_build): Don't take basic block argument, deal only with
7580 partition numbers, not variables.
7581 (get_temp_reg): New static helper.
7582 (elim_create): Use it, deal with RTL temporaries instead of trees.
7583 (eliminate_phi): Adjust all calls to new signature.
7584 (assign_vars, replace_use_variable, replace_def_variable): Remove.
7585 (rewrite_trees): Only do checking.
7586 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
7587 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
7588 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
7589 contains_tree_r, MAX_STMTS_IN_LATCH,
7590 process_single_block_loop_latch, analyze_edges_for_bb,
7591 perform_edge_inserts): Remove.
7592 (expand_phi_nodes): New global function.
7593 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
7594 functions, initialize new parameter, remember partitions having a
7596 (finish_out_of_ssa): New global function.
7597 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
7598 don't reset in_ssa_p here, don't disable TER when mudflap.
7599 (pass_del_ssa): Remove.
7600 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
7602 (execute_free_datastructures): Declare.
7603 * Makefile.in (SSAEXPAND_H): New variable.
7604 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
7605 * basic-block.h (commit_one_edge_insertion): Declare.
7606 * passes.c (init_optimization_passes): Move pass_nrv and
7607 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
7608 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
7609 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
7610 (redirect_branch_edge): Deal with super block when expanding, split
7611 out jump patching itself into ...
7612 (patch_jump_insn): ... here, new static helper.
7614 2009-04-26 Michael Matz <matz@suse.de>
7616 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
7617 beyond num_ssa_names.
7618 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
7619 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
7621 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7624 * fwprop.c (forward_propagate_asm): New function.
7625 (forward_propagate_and_simplify): Propagate also into __asm, if it
7626 doesn't increase the number of referenced registers.
7629 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
7631 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7633 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
7634 note_nonlocal_vla_type for nonlocal VLAs.
7635 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
7636 contains_remapped_vars, remap_vla_decls): New functions.
7637 (convert_nonlocal_reference_stmt): If not optimizing, call
7638 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
7639 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
7640 if it wasn't found in var_map.
7641 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
7642 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
7643 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
7645 * gimplify.c (nonlocal_vlas): New variable.
7646 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
7648 (gimplify_body): Create and destroy nonlocal_vlas.
7650 * dwarf2out.c (loc_descr_plus_const): New function.
7651 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
7652 mem_loc_descriptor, loc_descriptor_from_tree_1,
7653 descr_info_loc, gen_variable_die): Use it.
7655 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
7656 !TREE_STATIC VAR_DECLs.
7657 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
7658 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
7659 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
7660 DECL_BY_REFERENCE is valid.
7661 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
7662 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
7663 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
7664 Copy DECL_BY_REFERENCE.
7665 (struct nesting_copy_body_data): New type.
7666 (nesting_copy_decl): New function.
7667 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
7668 if they have variable length.
7670 2009-04-26 Michael Matz <matz@suse.de>
7672 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
7673 mark new temporaries for renaming.
7675 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7678 * c-decl.c (global_bindings_p): Return negative value.
7679 (c_variable_size): New. Based on variable_size from
7681 (grokdeclarator): Call c_variable_size not variable_size.
7683 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
7685 * config/i386/i386.c (print_operand) ['z']: Fix typo.
7687 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
7689 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
7690 Redefine it to just use mingw/include.
7691 (ASM_SPEC): Rules for -m32 and -m64.
7692 (LINK_SPEC): Use Likewise.
7693 (SPEC_32): New define.
7694 (SPEC_64): Likewise.
7695 (SUB_LINK_SPEC): Likewise.
7696 (MULTILIB_DEFAULTS): New define.
7697 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
7698 Add multilib options.
7699 (MULTILIB_DIRNAMES): Likewise.
7700 (MULTILIB_OSDIRNAMES): Likewise.
7702 (INSTALL_LIBGCC): Likewise.
7704 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7707 * c-tree.h (enum c_inline_static_type): New.
7708 (record_inline_static): Declare.
7709 * c-decl.c (struct c_inline_static, c_inline_statics,
7710 record_inline_static, check_inline_statics): New.
7711 (pop_file_scope): Call check_inline_statics.
7712 (start_decl): Call record_inline_static instead of pedwarning
7713 directly for static in inline function.
7714 * c-typeck.c (build_external_ref): Call record_inline_static
7715 instead of pedwarning directly for static referenced in inline
7718 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
7720 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
7721 not new but only being rescanned.
7722 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
7723 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
7724 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
7725 record_set_info, compute_set, grealloc): Remove.
7726 (recompute_all_luids): New function.
7727 (gcse_main): Don't compute sets, and don't do related memory
7728 allocations/free-ing. If something changed before the end of the
7729 pass, update LUIDs using recompute_all_luids.
7730 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
7731 (free_gcse_mem): Don't free it either.
7732 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
7733 Use the df insn LUIDs.
7734 (load_killed_in_block): Likewise.
7735 (compute_hash_table_work): Don't compute reg_set_in_block.
7736 (compute_transp): Use DF_REG_DEF_CHAINs.
7737 (local_cprop_pass): Don't use compute_sets and related functions.
7738 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
7739 Use get_max_uid() instead of max_cuid.
7740 (insert_insn_end_basic_block, pre_insert_copy_insn,
7741 update_ld_motion_stores): Don't try to
7742 keep reg_set tables up to date.
7743 (pre_insert_copies): Use df insn LUIDs.
7744 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
7745 (reg_set_info): Don't use extra bitmap argument.
7746 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
7747 information to compute regs_set_in_block.
7748 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
7749 (bypass_jumps): Don't use compute_sets and friends.
7751 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7754 * opts.c (undocumented_msg): Do not leave blank even with
7757 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7759 * c-decl.c (build_enumerator): Allow values folding to integer
7760 constants but not integer constant expressions with a pedwarn if
7763 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7766 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
7767 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
7768 type is an integer constant.
7770 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7773 * config/i386/i386.c (print_operand) ['z']: Revert handling of
7776 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7779 * c-decl.c (grokdeclarator): Diagnose declarations of functions
7780 with variably modified return type and no storage class
7781 specifiers, except for the case of nested functions. Distinguish
7782 extern declarations of functions with variably modified return
7783 types from those of objects with variably modified types.
7785 2009-04-25 Jan Hubicka <jh@suse.cz>
7787 * tree.c (list_equal_p): New function.
7788 * tree.h (list_equal_p): Declare.
7789 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7790 basic_block_def, basic_block, const_basic_block): New.
7791 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
7792 (redirect_eh_edge): New function.
7793 (make_eh_edge_update_phi): EH edges are not abnormal.
7794 * except.c: Include tree-flow.h.
7795 (list_match): New function.
7796 (eh_region_replaceable_by_p): New function.
7797 (replace_region): New function.
7798 (hash_type_list): New function.
7799 (hash_eh_region): New function.
7800 (eh_regions_equal_p): New function.
7801 (merge_peers): New function.
7802 (remove_unreachable_regions): Verify EH tree when checking;
7804 (copy_eh_region_1): New function.
7805 (copy_eh_region): New function.
7806 (push_reachable_handler): New function.
7807 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
7808 regions without label but with live RESX.
7809 * except.h (redirect_eh_edge_to_label): New.
7810 * tree-flow.h (redirect_eh_edge): New.
7811 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7812 basic_block_def, basic_block, const_basic_block): Remove.
7813 * Makefile.in (except.o): Add dependency on tree-flow.h
7814 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
7815 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
7818 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
7821 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
7822 on the destination of memcpy.
7824 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
7826 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
7827 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
7828 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
7830 2009-04-25 Jan Hubicka <jh@suse.cz>
7832 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
7833 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
7834 to be reached by different label than left.
7835 (update_eh_edges): Update comment; remove edge_to_remove if possible
7836 and return true if suceeded.
7837 (cleanup_empty_eh): Accept sharing map; handle shared regions.
7838 (cleanup_eh): Compute sharing map.
7839 * except.c (remove_eh_handler_and_replace): Add argument if we should
7841 (remove_unreachable_regions): Update for label sharing.
7842 (label_to_region_map): Likewise.
7843 (get_next_region_sharing_label): New function.
7844 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
7846 (remove_eh_handler): Update.
7847 (remove_eh_region_and_replace_by_outer_of): New function.
7848 * except.h (struct eh_region): Add next_region_sharing_label.
7849 (remove_eh_region_and_replace_by_outer_of,
7850 get_next_region_sharing_label): Declare.
7851 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
7853 2009-04-25 Jan Hubicka <jh@suse.cz>
7855 * tree-cfg.c (split_critical_edges): Split also edges where we can't
7856 insert code even if they are not critical.
7858 2009-04-25 Jan Hubicka <jh@suse.cz>
7860 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7861 (gimple_can_remove_branch_p): EH edges won't remove branch by
7863 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
7864 updating of non-abnormal EH edges.
7865 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7866 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
7867 (split_critical_edges): Split also edges where emitting code on them
7868 will lead to splitting later.
7870 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7871 H.J. Lu <hongjiu.lu@intel.com>
7874 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
7875 the configured assembler supports fildq and fistpq mnemonics.
7876 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
7877 * configure: Regenerated.
7880 * config/i386/i386.c (print_operand): Handle 'Z'.
7881 ['z']: Remove handling of special fild/fist suffixes.
7882 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
7883 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
7884 suffix of fild insn.
7885 (*floatsi<mode>2_vector_mixed): Ditto.
7886 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
7887 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
7888 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7889 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
7890 * config/i386/gas.h (GAS_MNEMONICS): Remove.
7892 2009-04-25 Ben Elliston <bje@au.ibm.com>
7894 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
7895 the source of a set operation.
7897 2009-04-25 Anatoly Sokolov <aesok@post.ru>
7899 * target.h (struct gcc_target): Add case_values_threshold field.
7900 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
7901 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
7902 * targhooks.c (default_case_values_threshold): New function.
7903 * targhooks.h (default_case_values_threshold): Declare function.
7904 * stmt.c (expand_case): Use case_values_threshold target hook.
7905 * expr.h (case_values_threshold): Remove declartation.
7906 * expr.c (case_values_threshold): Remove function.
7907 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
7909 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
7910 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7911 (avr_case_values_threshold): Declare as static.
7912 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
7914 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
7915 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7916 (mn10300_case_values_threshold): New function.
7918 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7920 * ira.c (setup_cover_and_important_classes): Add enum cast.
7922 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
7924 * genpreds.c (write_enum_constraint_num): Output definition of
7925 CONSTRAINT_NUM_DEFINED_P macro.
7926 * ira.c (setup_cover_and_important_classes): Use
7927 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
7929 2009-04-24 DJ Delorie <dj@redhat.com>
7931 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
7932 __SH2A_SINGLE_ONLY__ also.
7934 2009-04-24 Steve Ellcey <sje@cup.hp.com>
7936 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
7937 (movdf_internal): Ditto.
7938 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
7939 SFmode and DFmode constants.
7940 (ia64_print_operand): Add 'G' format for printing
7941 floating point constants.
7943 2009-04-24 Richard Guenther <rguenther@suse.de>
7945 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
7946 from unsigned additions.
7948 2009-04-24 Joseph Myers <joseph@codesourcery.com>
7950 * c-typeck.c (set_init_index): Allow array designators that are
7951 not integer constant expressions with a pedwarn if pedantic.
7953 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7955 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
7956 zero if no overlap in nonzero bits between the operands.
7958 2009-04-24 Ian Lance Taylor <iant@google.com>
7960 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
7961 (record_dead_and_set_regs): Likewise.
7962 * df.h (struct df_mw_hardreg): Change flags field to int.
7963 (struct df_base_ref): Likewise.
7964 (struct df): Change changeable_flags field to int.
7965 * df-scan.c (df_defs_record): Change clobber_flags to int.
7966 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
7967 constants rather than #define macros.
7968 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
7969 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
7970 (enum dwarf_calling_convention): Likewise.
7971 (enum dwarf_line_number_x_ops): Likewise.
7972 (enum dwarf_call_frame_info): Likewise.
7973 (enum dwarf_source_language): Likewise.
7974 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
7975 (add_calling_convention_attribute): Likewise.
7976 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
7977 (combine_comparisons): Change compcode to int. Add cast to enum type.
7978 * genrecog.c (maybe_both_true_2): Change c to int.
7979 (write_switch): Likewise. Add cast to enum type.
7980 * gimplify.c (gimplify_omp_for): Handle return values from
7981 gimplify_expr using MIN rather than bitwise or.
7982 (gimplify_expr): Add cast to enum type.
7983 * ipa-prop.c (update_jump_functions_after_inlining): Change
7984 IPA_BOTTOM to IPA_JF_UNKNOWN.
7985 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
7986 Add casts to enum type.
7987 (setup_cover_and_important_classes): Change cl to int. Add casts
7989 (setup_class_translate): Change cl and mode to int.
7990 (ira_init_once): Change mode to int.
7991 (free_register_move_costs): Likewise.
7992 (setup_prohibited_mode_move_regs): Add casts to enum type.
7993 * langhooks.c (add_builtin_function_common): Rework assertion that
7994 value fits bitfield.
7995 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
7996 * omega.c (omega_do_elimination): Avoid math on enum types.
7997 * optabs.c (expand_vec_shift_expr): Remove casts to int.
7998 * opts.c (set_debug_level): Change 2 to enum constant. Use new
7999 int local to handle integral_argment value.
8000 * regmove.c (try_auto_increment): Change PUT_MODE to
8002 * reload.c (push_secondary_reload): Add casts to enum type.
8003 (secondary_reload_class, find_valid_class): Likewise.
8004 * reload1.c (emit_input_reload_insns): Likewise.
8005 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
8006 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
8007 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
8009 * tree.c (build_common_builtin_nodes): Add casts to enum type.
8010 * tree-complex.c (complex_lattice_t): Typedef to int rather than
8012 (expand_complex_libcall): Add casts to enum type.
8013 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
8014 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
8015 with ERROR_MARK, not NUM_TREE_CODES.
8016 (vect_create_epilog_for_reduction): Likewise.
8017 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
8018 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
8019 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
8021 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
8022 vect_unused_in_loop. Change 0 to loop_vect.
8023 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
8024 * var-tracking.c (get_init_value): Change return type to enum
8026 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
8027 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
8029 (arm_override_options): Add casts to enum type.
8030 (arm_emit_tls_decoration): Likewise.
8031 * config/i386/i386.c (ix86_function_specific_restore): Add casts
8033 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
8034 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
8035 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
8037 * config/s390/s390.c (code_for_builtin_64): Change to array of
8039 (code_for_builtin_31): Likewise.
8040 (s390_expand_builtin): Change code_for_builtin to enum insn_code
8042 * config/sparc/sparc.c (sparc_override_options): Change value
8043 field in struct code_model to enum cmodel. In initializer change
8044 0 to NULL and add cast to enum type.
8046 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
8047 Change all callers. Issue a -Wc++-compat warning using
8048 lhs_origtype if necessary.
8049 (convert_for_assignment): Issue -Wc++-compat warnings about
8050 invalid conversions to enum type on assignment.
8051 * c-common.h (build_modify_expr): Update declaration.
8053 2009-04-24 Nick Clifton <nickc@redhat.com>
8055 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
8056 (function_arg_advance): Likewise.
8057 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
8060 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
8062 * config/s390/constraints.md ('I', 'J'): Fix condition.
8064 2009-04-24 Diego Novillo <dnovillo@google.com>
8066 * gengtype-parse.c (parse_error): Add newline after message.
8068 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
8070 * config/i386/sse.md (avxmodesuffixs): Removed.
8071 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
8072 (*avx_pinsr<ssevecsize>): This.
8074 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
8076 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
8077 follow chains of regs with a single definition, and allow expressions
8078 that are function_invariant_p.
8079 (simple_rhs_p): Allow expressions that are function_invariant_p.
8081 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
8084 * fold-const.c (fold_cond_expr_with_comparison): When folding
8085 > and >= to MAX, make sure the MAX uses the same type as the
8086 comparison's operands.
8088 2009-04-24 Nick Clifton <nickc@redhat.com>
8090 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
8091 addressing for DImode accesses.
8092 (frv_print_operand_address): Handle PLUS case.
8093 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
8095 2009-04-24 Jakub Jelinek <jakub@redhat.com>
8097 PR rtl-optimization/39794
8098 * alias.c (canon_true_dependence): Add x_addr argument.
8099 * rtl.h (canon_true_dependence): Adjust prototype.
8100 * cse.c (check_dependence): Adjust canon_true_dependence callers.
8101 * cselib.c (cselib_invalidate_mem): Likewise.
8102 * gcse.c (compute_transp): Likewise.
8103 * dse.c (scan_reads_nospill): Likewise.
8104 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
8105 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
8106 canon_base_addr of the group, plus optional offset.
8107 (struct group_info): Rename canon_base_mem to
8109 (get_group_info): Set canon_base_addr to canon_rtx of base, not
8110 canon_rtx of base_mem.
8112 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
8114 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8115 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
8117 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8119 * config/spu/spu-builtins.h: Delete file.
8121 * config/spu/spu.h (enum spu_builtin_type): Move here from
8123 (struct spu_builtin_description): Likewise. Add GTY marker.
8124 Do not use enum spu_function_code or enum insn_code.
8125 (spu_builtins): Add extern declaration.
8127 * config/spu/spu.c: Do not include "spu-builtins.h".
8128 (enum spu_function_code, enum spu_builtin_type_index,
8129 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
8130 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
8131 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
8132 unsigned_V2DI_type_node): Move here from spu-builtins.h.
8133 (spu_builtin_types): Make static. Add GTY marker.
8134 (spu_builtins): Add extern declaration with GTY marker.
8137 * config/spu/spu-c.c: Do not include "spu-builtins.h".
8138 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
8139 Check programmatically whether all parameters are scalar.
8141 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
8143 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
8145 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
8146 assignment from the constructor either if the target is volatile.
8148 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
8150 * config/arm/arm.md (insv): Do not share operands[0].
8152 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
8154 * config/vxlib-tls.c (active_tls_threads): Delete.
8155 (delete_hook_installed): New.
8156 (tls_delete_hook): Don't delete the delete hook.
8157 (tls_destructor): Delete it here.
8158 (__gthread_set_specific): Adjust installing the delete hook.
8159 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
8160 __gthread_leave_tsd_dtor_context.
8162 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
8164 * c-format.c (gcc_tdiag_char_table): Add support for %E.
8166 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
8168 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
8170 (alpha_rtx_costs): Ditto.
8171 (emit_unlikely_jump): Use add_reg_note.
8172 (emit_frame_store_1): Ditto.
8173 (alpha_expand_prologue): Ditto.
8174 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8175 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
8177 2009-04-23 Nick Clifton <nickc@redhat.com>
8179 * config/v850/v850.md (epilogue): Remove suppressed code.
8180 (return): Rename to return_simple and remove test of frame size.
8181 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
8182 to gen_return_simple.
8184 2009-04-22 Jing Yu <jingyu@google.com>
8187 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
8189 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
8192 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
8193 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
8194 value is a VECTOR_CST, the element type is the element type of the
8197 2009-04-22 DJ Delorie <dj@redhat.com>
8199 * config/m32c/m32c.h: Update GTY annotations to new syntax.
8201 2009-04-22 Jakub Jelinek <jakub@redhat.com>
8203 * alias.c (find_base_term): Move around LO_SUM case, so that
8204 CONST falls through into PLUS/MINUS handling.
8207 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
8208 into 0, use omit_one_operand.
8210 2009-04-23 Ben Elliston <bje@au.ibm.com>
8212 * config/rs6000/linux-unwind.h (get_regs): Remove type
8213 puns. Change the type of `pc' to an array of unsigned ints and
8214 update all users. Constify frame24.
8216 2009-04-22 DJ Delorie <dj@redhat.com>
8218 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
8219 declarations before code.
8220 (current_function_special_page_vector): Likewise.
8221 (m32c_expand_insv): Silence a warning.
8223 2009-04-21 Taras Glek <tglek@mozilla.com>
8225 * alias.c: Update GTY annotations to new syntax.
8226 * basic-block.h: Likewise.
8227 * bitmap.h: Likewise.
8228 * c-common.h: Likewise.
8229 * c-decl.c: Likewise.
8230 * c-parser.c: Likewise.
8231 * c-pragma.c: Likewise.
8232 * c-tree.h: Likewise.
8233 * cfgloop.h: Likewise.
8234 * cgraph.h: Likewise.
8235 * config/alpha/alpha.c: Likewise.
8236 * config/arm/arm.h: Likewise.
8237 * config/avr/avr.h: Likewise.
8238 * config/bfin/bfin.c: Likewise.
8239 * config/cris/cris.c: Likewise.
8240 * config/darwin.c: Likewise.
8241 * config/frv/frv.c: Likewise.
8242 * config/i386/i386.c: Likewise.
8243 * config/i386/i386.h: Likewise.
8244 * config/i386/winnt.c: Likewise.
8245 * config/ia64/ia64.h: Likewise.
8246 * config/iq2000/iq2000.c: Likewise.
8247 * config/mips/mips.c: Likewise.
8248 * config/mmix/mmix.h: Likewise.
8249 * config/pa/pa.c: Likewise.
8250 * config/pa/pa.h: Likewise.
8251 * config/rs6000/rs6000.c: Likewise.
8252 * config/s390/s390.c: Likewise.
8253 * config/sparc/sparc.c: Likewise.
8254 * config/xtensa/xtensa.c: Likewise.
8255 * cselib.h: Likewise.
8256 * dbxout.c: Likewise.
8257 * dwarf2out.c: Likewise.
8258 * except.c: Likewise.
8259 * except.h: Likewise.
8260 * fixed-value.h: Likewise.
8261 * function.c: Likewise.
8262 * function.h: Likewise.
8263 * gimple.h: Likewise.
8264 * integrate.c: Likewise.
8265 * optabs.c: Likewise.
8266 * output.h: Likewise.
8269 * stringpool.c: Likewise.
8270 * tree-data-ref.c: Likewise.
8271 * tree-flow.h: Likewise.
8272 * tree-scalar-evolution.c: Likewise.
8273 * tree-ssa-address.c: Likewise.
8274 * tree-ssa-alias.h: Likewise.
8275 * tree-ssa-operands.h: Likewise.
8278 * varasm.c: Likewise.
8279 * varray.h: Likewise.
8281 * coretypes.h: Do not define GTY macro if it is already defined.
8282 * doc/gty.texi: Update GTY documentation to new syntax.
8283 * gengtype-lex.l: Enforce attribute-like syntax for GTY
8284 annotations on structs.
8285 * gengtype-parse.c: Likewise.
8287 2009-04-22 Mark Heffernan <meheff@google.com>
8289 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
8291 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8293 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
8296 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
8298 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
8299 the same as a PLUS without a shift. Increase the cost of a
8302 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8304 * Makefile.in: Update dependencies.
8305 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
8306 * errors.h: Remove bogus comment about compatibility.
8307 (warning): Update declaration.
8308 * genautomata.c: Update all calls to warning.
8309 * gimple.c: Do not include errors.h. Include toplev.h.
8310 * tree-ssa-structalias.c: Do not include errors.h.
8311 * omega.c: Likewise.
8312 * tree-ssa-reassoc.c: Likewise.
8313 * config/spu/spu-c.c: Likewise.
8314 * config/spu/t-spu-elf: Update dependencies.
8316 2009-04-22 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/39824
8319 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
8320 make sure the types are compatible.
8322 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8325 * c-common.c (c_parse_error): Take a token_flags parameter.
8326 Use token_type for the token type instead.
8327 Pass token_flags to cpp_type2name.
8328 * c-common.h (c_parse_error): Update declaration.
8329 * c-parser.c (c_parser_error): Pass 0 as token flags.
8331 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
8333 PR rtl-optimization/39580
8334 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
8336 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8338 * function.c (expand_function_end): Do not emit a jump to the "naked"
8339 return label for fall-through returns.
8340 * except.c (sjlj_emit_function_exit): Always place the call to the
8341 unregister function at the location installed by expand_function_end.
8343 2009-04-22 Richard Guenther <rguenther@suse.de>
8345 PR tree-optimization/39845
8346 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
8347 (gen_inbound_check): Likewise.
8349 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
8351 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
8353 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
8354 * config/vxlib.c (__gthread_once): Add race guard for PPC.
8356 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8358 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
8359 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
8360 shift counts to avoid out-of-bounds array accesses.
8362 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8364 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
8365 (Pmode): Move above.
8367 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
8369 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
8370 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
8371 GET_CODE macro. Use IN_RANGE macro where appropriate.
8372 * config/alpha/alpha.h: Ditto.
8373 * config/alpha/alpha.md: Ditto.
8374 * config/alpha/constraints.md: Ditto.
8375 * config/alpha/predicates.md: Ditto.
8377 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
8379 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8380 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8381 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8382 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8383 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8384 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8385 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8386 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8387 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8388 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8389 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8390 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8391 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8392 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8393 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8394 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8395 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8396 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8397 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8398 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8399 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8400 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8401 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8402 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8403 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8404 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8405 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8407 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8409 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8410 references from comments.
8411 * cfgbuild.c: (count_basic_blocks): Delete.
8412 (find_basic_blocks_1): Delete.
8413 (find_basic_blocks): Delete.
8414 * except.c (finish_eh_generation): Make static. Move comment from
8415 except.h here. Remove find_basic_blocks references from comments.
8416 * except.h (finish_eh_generation): Delete.
8417 * basic-block.h (find_basic_blocks): Delete.
8418 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8420 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8422 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8423 (sdbout_parms): Likewise.
8425 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8427 * config/sh/sh.c (prepare_cbranch_operands): Use
8428 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8429 (expand_cbranchdi4): Likewise.
8430 (from_compare): Add cast to enum type.
8431 (expand_cbranchsi4): Use add_reg_note.
8432 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8433 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8434 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8435 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8436 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8437 instead of CODE_FOR_nothing.
8438 (cbranchdi4): Likewise. Fix the order of arguments for
8440 (push_fpscr): Use add_reg_note.
8441 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8442 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8444 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8446 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8447 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8448 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8449 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8450 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8451 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8452 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8453 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8454 config/alpha/x-vms, config/arc/t-arc,
8455 config/arm/README-interworking, config/arm/arm-c.c,
8456 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8457 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8458 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8459 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8460 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8461 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8462 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8463 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8464 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8465 config/cris/t-elfmulti, config/crx/t-crx,
8466 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8467 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8468 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8469 config/h8300/t-h8300, config/i386/athlon.md,
8470 config/i386/darwin-libgcc.10.4.ver,
8471 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8472 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8473 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8474 config/i386/t-linux64, config/i386/t-nwld,
8475 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8476 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8477 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8478 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8479 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8480 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8481 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8482 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8483 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8484 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8485 config/m68k/t-uclinux, config/mcore/t-mcore,
8486 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8487 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8488 config/mips/crtn.asm, config/mips/irix-crti.asm,
8489 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8490 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8491 config/mips/mips-fixed.md, config/mips/sb1.md,
8492 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8493 config/mips/t-iris6, config/mips/t-isa3264,
8494 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8495 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8496 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8497 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8498 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8499 config/mn10300/t-linux, config/mn10300/t-mn10300,
8500 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8501 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8502 config/picochip/libgccExtras/clzsi2.asm,
8503 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8504 config/rs6000/darwin-libgcc.10.4.ver,
8505 config/rs6000/darwin-libgcc.10.5.ver,
8506 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8507 config/rs6000/t-aix43, config/rs6000/t-aix52,
8508 config/rs6000/t-darwin, config/rs6000/t-fprules,
8509 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8510 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8511 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8512 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8513 config/rs6000/t-rtems, config/rs6000/t-spe,
8514 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8515 config/score/t-score-elf, config/sh/divcost-analysis,
8516 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8517 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8518 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8519 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8520 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8521 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8522 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8523 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8524 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8525 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8526 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8527 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8528 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8529 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8530 * config/h8300/genmova.sh: Include copyright and license notices
8531 in generated output.
8532 * config/h8300/mova.md: Regenerate.
8533 * doc/install.texi2html: Include word "Copyright" in copyright
8534 notice and use name "Free Software Foundation, Inc.".
8535 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8536 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8537 ChangeLog-2007, ChangeLog-2008: Correct dates.
8539 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
8541 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
8542 NE_EXPR operations as well.
8543 * c-parser.c (c_parser_condition): Do not set location information on
8545 (c_parser_conditional_expression): Likewise.
8546 (c_parser_binary_expression): Set location information on operators.
8547 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
8548 TRUTH_NOT_EXPR has been folded.
8549 * fold-const.c (fold_truth_not_expr): Copy location information from
8550 the incoming expression to the outgoing one.
8551 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
8552 recursive calls on the LHS of the operator but pass that of the
8553 operator to recursive calls on the RHS of the operator. Set it
8555 (shortcut_cond_expr): Set the locus of the operator on the second
8556 COND_EXPR and that of the expression on the first in degenerate cases.
8557 Pass the locus of the expression to calls to shortcut_cond_r.
8558 Set the locus of the 'then' block on the associated jump, if any.
8559 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
8560 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
8561 expression to call to gimplify_boolean_expr.
8563 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
8565 * config.gcc: Add additional configuration for
8566 i686-w64-mingw* and x86_64-w64-mingw* triplet.
8567 * config/i386/mingw-w64.h: New mingw-w64 specific header.
8568 (CPP_SPEC): Redefine for allowing -municode option.
8569 (STARTFILE_SPEC): Likewise.
8570 * config/i386/t-mingw-w64: New.
8571 * config/i386/mingw-w64.opt: New.
8572 (municode): Add new target option.
8573 * doc/invoke.texi (municode): Add documentation for new option.
8575 2009-04-21 Ian Lance Taylor <iant@google.com>
8577 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8578 Correct test for number of arguments.
8579 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
8581 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
8583 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
8584 argument of emit_library_call.
8586 2009-04-21 Richard Guenther <rguenther@suse.de>
8589 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
8590 inside VIEW_CONVERT_EXPRs.
8592 2009-04-21 Martin Jambor <mjambor@suse.cz>
8594 * tree-switch-conversion.c (build_constructors): Split a long line.
8595 (constructor_contains_same_values_p): New function.
8596 (build_one_array): Create assigns of constants if possible, do not
8597 call mark_sym_for_renaming, call update_stmt.
8598 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
8599 make_rename_temp. Do not call mark_symbols_for_renaming, call
8601 (gen_def_assigns): Do not call mark_symbols_for_renaming or
8602 find_new_referenced_vars, call update_stmt.
8603 (gen_inbound_check): Use create_tmp_var and create ssa names manually
8604 instead of calling make_rename_temp. Do not call
8605 find_new_referenced_vars or mark_symbols_for_renaming, call
8608 2009-04-21 Richard Guenther <rguenther@suse.de>
8610 PR tree-optimization/39827
8611 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
8612 (tree_ssa_phiprop): Pass the correct array size.
8614 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
8616 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
8618 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8621 * c-typeck.c (lvalue_p): Move declaration ...
8622 * c-common.h (lvalue_p): ... to here.
8623 * c-common.c (candidate_equal_p): New.
8624 (add_tlist): Use it.
8625 (merge_tlist): Use it.
8626 (warn_for_collisions_1): Likewise.
8627 (warning_candidate_p): Accept more candidates.
8628 (verify_tree): A warning candidate can be an expression. Use
8631 2009-04-21 Ben Elliston <bje@au.ibm.com>
8634 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8635 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
8636 options. Remove -mcall-solaris documentation.
8638 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8641 * doc/invoke.texi (-Wlong-long): Update description.
8642 * c-lex (interpret_integer): Only warn if there was no previous
8643 overflow and -Wlong-long is enabled.
8644 * c-decl.c (declspecs_add_type): Drop redundant flags.
8645 * c.opt (Wlong-long): Init to -1.
8646 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
8647 and front-end warn_long_long. Wlong-long only depends on other
8648 flags if it is uninitialized.
8649 * c-parser.c (disable_extension_diagnostics): warn_long_long is
8650 the same for CPP and FE.
8651 (restore_extension_diagnostics): Likewise.
8653 2009-04-20 Ian Lance Taylor <iant@google.com>
8655 Fix enum conversions which are invalid in C++:
8656 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
8657 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
8658 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
8659 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
8660 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
8661 (dbxout_parms): Likewise.
8662 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
8663 (df_clear_flags): Likewise.
8664 * df-problems.c (df_rd_bb_local_compute_process_def): Change
8665 top_flag parameter to int.
8666 (df_chain_create_bb_process_use): Likewise.
8667 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
8669 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
8670 (df_ref_create_structure, df_def_record_1): Likewise.
8671 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
8672 (df_notes_rescan): Change 0 to VOIDmode in function call.
8673 (df_get_call_refs, df_insn_refs_collect): Likewise.
8674 (df_bb_regs_collect): Likewise.
8675 (df_entry_block_defs_collect): Likewise.
8676 (df_exit_block_uses_collect): Likewise.
8677 * df.h: Update declarations.
8678 * double-int.c (double_int_divmod): Add cast to enum type.
8679 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
8680 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
8681 (based_loc_descr): Likewise.
8682 (loc_descriptor_from_tree_1): Change first_op and second_op to
8683 enum dwarf_location_atom. Add cast to enum type.
8684 * expmed.c (init_expmed): Change 0 to SET in function call.
8685 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
8686 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
8687 (do_store_flag): Likewise.
8688 * fixed-value.h (struct fixed_value): Change mode to enum
8690 * function.c (assign_parms): Change 0 to VOIDmode in function call.
8691 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
8693 (insert_insn_decl, insert_decl, insert_state): Likewise.
8694 (automata_list_finish): Likewise.
8695 * genrecog.c (process_define_predicate): Add cast to enum type.
8696 * gensupport.c (init_predicate_table): Add cast to enum type.
8697 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
8699 (gimple_build_call_1, gimple_build_label): Likewise.
8700 (gimple_build_goto, gimple_build_asm_1): Likewise.
8701 (gimple_build_switch_1, gimple_build_cdt): Likewise.
8702 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
8703 (enum fallback): Rename from enum fallback_t.
8704 (fallback_t): Typedef as int.
8705 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
8706 GSI_SAME_STMT in function call.
8707 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
8709 (setup_reg_class_relations): Likewise.
8710 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
8711 (setup_prohibited_class_mode_regs): Add cast to enum type.
8712 (setup_prohibited_mode_move_regs): Likewise.
8713 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
8714 (record_address_regs): Change i to enum reg_class.
8715 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
8716 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
8717 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
8718 (GET_MODE_2XWIDER_MODE): Likewise.
8719 (GET_CLASS_NARROWEST_MODE): Likewise.
8720 * omp-low.c (expand_omp_for): Add cast to enum type.
8721 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
8722 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
8723 * postreload.c (reload_cse_simplify_operands): Change rclass local
8725 * predict.c (combine_predictions_for_insn): Change best_predictor
8726 and predictor to enum br_predictor.
8727 (combine_predictions_for_bb): Likewise.
8728 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
8729 use SET_PREDICT_EXPR_OUTCOME.
8730 * real.c (real_arithmetic): Change icode to code in function call.
8731 * reginfo.c (init_move_cost): Add casts to enum type.
8732 (init_reg_sets_1, init_fake_stack_mems): Likewise.
8733 * regmove.c (regclass_compatible_p): Change class0 and class1 to
8735 * reload.c (find_valid_class): Add casts to enum type.
8736 (push_reload): Change 0 to NO_REGS in function call.
8737 (find_reloads): Change this_alternative to array of enum
8738 reg_class. Remove some now-unnecessary casts.
8739 (make_memloc): Change 0 to VOIDmode in function call.
8740 * reload1.c (reload): Change 0 to VOIDmode in function call.
8741 (eliminate_regs_1, elimination_effects): Likewise.
8742 (eliminate_regs_in_insn): Likewise.
8743 (emit_input_reload_insns): Add cast to enum type.
8744 (delete_output_reload): Change 0 to VOIDmode in function call.
8745 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
8746 to enum type in function call.
8747 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
8748 (SET_PREDICT_EXPR_OUTCOME): Define.
8749 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
8750 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
8751 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
8752 (dump_function): Likewise.
8753 * tree-dump.h: Update declarations.
8754 * tree-pass.h: Update declarations.
8755 * varasm.c (assemble_integer): Change mclass to enum mode_class.
8756 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
8758 (arm_rtx_costs_1): Correct parenthesization.
8759 (arm_rtx_costs): Add casts to enum type.
8760 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
8761 (vfp_emit_fstmd): Use add_rg_note.
8762 (emit_multi_reg_push, emit_sfm): Likewise.
8763 (thumb_set_frame_pointer): Likewise.
8764 (arm_expand_prologue): Likewise.
8765 (arm_regno_class): Change return type to enum reg_class.
8766 (thumb1_expand_prologue): Use add_reg_note.
8767 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
8768 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
8770 * config/arm/gentune.sh: Add cast to enum type.
8771 * config/arm/arm-tune.md: Rebuild.
8772 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
8773 (ix86_split_fp_branch, predict_jump): Likewise.
8774 (ix86_expand_multi_arg_builtin): Change sub_code from enum
8775 insn_code to enum rtx_code.
8776 (ix86_builtin_vectorized_function): Add cast to enum type.
8777 * config/i386/i386.md (truncdfsf2): Change slot to enum
8779 (truncxf<mode>2, isinf<mode>2): Likewise.
8780 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
8782 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
8783 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
8784 (insert_bundle_state): Change 1 to INSERT in function call.
8785 (ia64_add_bundle_selector_before): Likewise.
8786 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
8787 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
8788 (restore_stack_nonlocal): Likewise.
8789 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
8791 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
8793 (mips_rtx_costs): Likewise.
8794 (mips_override_options): Add casts to enum type.
8795 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
8797 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
8798 (store_reg, set_reg_plus_d): Likewise.
8799 (hppa_expand_prologue, hppa_profile_hook): Likewise.
8800 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8802 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
8804 (emit_unlikely_jump): Use add_reg_note.
8805 (rs6000_emit_allocate_stack): Likewise.
8806 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
8807 (output_toc): Change 1 to INSERT in function call.
8808 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
8809 (rs6000_initialize_trampoline): Likewise.
8810 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
8812 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
8813 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
8814 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
8815 (save_gprs): Use add_reg_note.
8816 (s390_emit_prologue): Likewise.
8817 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8818 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
8819 (sparc_fold_builtin): Add cast to enum type.
8820 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
8822 (spu_expand_prologue): Use add_reg_note.
8823 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
8825 2009-04-20 Ian Lance Taylor <iant@google.com>
8827 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
8828 (c_parser_postfix_expression_after_primary): Get VEC for list of
8829 arguments. Get original types of arguments. Call
8830 build_function_call_vec.
8831 (cached_expr_list_1, cached_expr_list_2): New static variables.
8832 (c_parser_expr_list): Change return type to VEC *. Add
8833 p_orig_types parameter. Change all callers.
8834 (c_parser_release_expr): New static function.
8835 (c_parser_vec_to_tree_list): New static function.
8836 * c-typeck.c (build_function_call): Rewrite to build a VEC and
8837 call build_function_call_vec.
8838 (build_function_call_vec): New function, based on old
8839 build_function_call.
8840 (convert_arguments): Remove nargs and argarray parameters. Change
8841 values to a VEC. Add origtypes parameter.
8842 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
8843 (convert_for_assignment): Add origtype parameter. Change all
8844 callers. If warn_cxx_compat, check for conversion to an enum
8845 type when calling a function.
8846 (store_init_value): Add origtype parameter. Change all callers.
8847 (digest_init): Likewise.
8848 (struct init_node): Add origtype field.
8849 (add_pending_init): Add origtype parameter. Change all callers.
8850 (output_init_element): Likewise.
8851 (output_pending_init_elements): Pass origtype from init_node to
8852 output_init_element.
8853 (process_init_element): Pass origtype from c_expr to
8854 output_init_element.
8855 (c_finish_return): Add origtype parameter. Change all callers.
8856 * c-common.c (sync_resolve_size): Change params to VEC *. Change
8858 (sync_resolve_params): Likewise.
8859 (sync_resolve_return): Change params to first_param. Change caller.
8860 (resolve_overloaded_builtins): Change params to VEC *. Change
8861 callers. Save first parameter around call to build_function_call_vec.
8862 * c-decl.c (finish_decl): Add origtype parameter. Change all
8863 callers. Call build_function_call_vec rather than
8864 build_function_call for cleanup.
8865 * c-tree.h: Update declarations.
8866 * c-common.h: Update declarations.
8867 * stub-objc.c (objc_rewrite_function_call): Change parameter from
8868 params to first_param.
8869 * target.h (struct gcc_target): Change resolve_overloaded_builtin
8870 params parameter from tree to void *.
8871 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8872 Change arglist parameter to have type void *, and to be a pointer
8874 * config/rs6000/rs6000-protos.h
8875 (altivec_resolve_overloaded_builtin): Update declaration.
8876 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
8877 fnargs parameter to have type void *, and to be a pointer to a
8878 VEC. Call build_function_call_vec instead of
8879 build_function_call.
8880 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
8882 2009-04-20 Joey Ye <joey.ye@intel.com>
8883 Xuepeng Guo <xuepeng.guo@intel.com>
8884 H.J. Lu <hongjiu.lu@intel.com>
8886 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
8888 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
8889 (IX86_LEA_PRIORITY): Likewise.
8890 (distance_non_agu_define): New function.
8891 (distance_agu_use): Likewise.
8892 (ix86_lea_for_add_ok): Likewise.
8893 (ix86_dep_by_shift_count): Likewise.
8895 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
8896 should split for LEA.
8898 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
8900 (ix86_dep_by_shift_count): Likewise.
8902 2009-04-20 Richard Guenther <rguenther@suse.de>
8904 * expr.c (handled_component_p): Move ...
8905 * tree.h (handled_component_p): ... here.
8906 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
8907 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
8908 and REALPART_EXPR to be in one group.
8910 2009-04-20 Richard Guenther <rguenther@suse.de>
8912 * basic-block.h (get_all_dominated_blocks): Declare.
8913 * dominance.c (get_all_dominated_blocks): New function.
8914 * tree-cfg.c (get_all_dominated_blocks): Remove.
8915 (remove_edge_and_dominated_blocks): Adjust.
8916 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
8917 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
8918 instead of recursing.
8920 2009-04-20 Doug Kwan <dougkwan@google.com>
8922 * cgraph.h (cgraph_node_ptr): New type for vector functions.
8923 (struct cgraph_node_set_def): New type.
8924 (cgraph_node_set) New type. Also declare vector functions.
8925 (struct cgraph_node_set_element_def): New type.
8926 (cgraph_node_set_element): Ditto.
8927 (cgraph_node_set_iterator): New iterator type.
8928 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
8929 cgraph_node_set_remove, dump_cgraph_node_set,
8930 debug_cgraph_node_set): New prototypes.
8931 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
8932 cgraph_node_set_size): New inlines.
8933 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
8935 (struct ipa_opt_pass): Add struct cgraph_node_set_def
8936 argument to function 'write_summary'.
8937 * ipa.c: Include ggc.h.
8938 (hash_cgraph_node_set_element,
8939 eq_cgraph_node_set_element, cgraph_node_set_new,
8940 cgraph_node_set_add, cgraph_node_set_remove,
8941 cgraph_node_set_find, dump_cgraph_node_set,
8942 debug_cgraph_node_set): New functions.
8943 * Makefile.in (ipa.o): Add dependency on GGC_H.
8945 2009-04-20 Ira Rosen <irar@il.ibm.com>
8947 PR tree-optimization/39675
8948 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
8949 check of the return code of vect_schedule_slp. Check that
8950 stmt_vec_info still exists for the statement, before checking its
8953 2009-04-20 Michael Matz <matz@suse.de>
8955 * Makefile.in (generated_files): Take out $(simple_generated_c).
8957 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
8959 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
8960 (UINTPTR_TYPE): Likewise.
8962 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8965 * c-typeck.c (digest_init): Check for initializing an array with a
8968 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8971 * c-semantics.c (pop_stmt_list): Propagate
8972 STATEMENT_LIST_HAS_LABEL to parent statement list.
8974 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
8976 * config/mips/mips.h (mips_tune_attr): New macro.
8977 * config/mips/mips.md (cpu): Use it.
8979 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8982 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
8985 2009-04-19 Diego Novillo <dnovillo@google.com>
8987 * toplev.c (compile_file): Move call to coverage_finish ...
8988 * cgraphunit.c (ipa_passes): ... here.
8989 Call cgraph_process_new_functions.
8990 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
8991 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
8993 2009-04-19 Jan Hubicka <jh@suse.cz>
8995 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
8997 (dump_cgraph_node): Dump can throw external flag.
8998 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
9000 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9004 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
9005 * common.opt (Wlogical-op): Move from here...
9006 * c.opt (Wlogical-op): ... to here.
9007 * c-typeck.c (parser_build_binary_op): Update call to
9008 warn_logical_operator.
9009 * c-opts.c (c_common_post_options): Enable warn_logical_op with
9011 * c-common.c (warn_logical_op): Update.
9012 * c-common.h (warn_logical_op): Update declaration.
9014 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
9016 * tree.c (protected_set_expr_location): Fix formatting.
9018 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9021 * c-typeck.c (readonly_warning): new.
9022 (build_unary_op, build_modify_expr): Use readonly_warning for
9023 storing into something readonly but not const-qualified.
9025 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9028 * c-typeck.c (build_unary_op): Check for taking address of
9029 expression of type void.
9031 2009-04-18 Joseph Myers <joseph@codesourcery.com>
9034 * c-typeck.c (build_function_call): Check for calling a function
9035 with qualified void return types. Call require_complete_type when
9038 2009-04-18 Jan Hubicka <jh@suse.cz>
9040 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
9042 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
9043 can_throw_external flag.
9044 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
9045 * ipa-pure-const.c (ignore_edge): New function.
9046 (propagate): Compute order for NOTHROW computation; set NOTHROWs
9047 only over can_throw_external edges.
9048 (local_pure_const): Add nothrow flag.
9049 * ipa-utils.c (searchc): Add ignore_edge callback.
9050 (ipa_utils_reduced_inorder): Add ignore_edge callback.
9051 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
9052 (set_nothrow_function_flags): Update cgraph.
9053 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
9055 2009-04-18 Richard Guenther <rguenther@suse.de>
9058 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
9059 (fold_stmt): ... this and ...
9060 (fold_stmt_inplace): ... this.
9061 (fold_stmt_1): Fold references in calls and asms.
9062 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
9064 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9066 * tree-vrp.c (ssa_name_nonzero_p): Remove.
9067 * tree.h: Remove the prototype for ssa_name_nonzero_p.
9069 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9071 * tree.c (function_args_count): Remove.
9072 * tree.h: Remove the prototype for function_args_count.
9074 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9076 * tree-iterator.c (expr_only): Remove.
9077 * tree.h: Remove the prototype for expr_only.
9079 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9081 * reginfo.c (cannot_change_mode_set_regs): Remove.
9082 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
9084 2009-04-08 Anatoly Sokolov <aesok@post.ru>
9086 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
9087 whether operands 0 and 1 overlaps.
9089 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
9092 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
9093 pointer. Use warning_at instead of warning.
9094 (search_for_addr_array): Likewise.
9095 (check_array_bounds): Likewise.
9096 (check_all_array_refs): Check that the incoming edge is not in the
9097 list of edges to be removed.
9098 (check_all_array_refs): Avoid the temporal pointer.
9099 (vrp_visit_cond_stmt): Fix typo.
9100 (simplify_switch_using_ranges): Handle the case where the switch
9101 index is an integer constant.
9103 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
9105 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
9107 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
9109 * doc/extend.texi, doc/invoke.texi: Fix typos.
9111 2009-04-17 Cary Coutant <ccoutant@google.com>
9113 * tree-flow-inline.h (get_lineno): Fix inverted test.
9115 2009-04-17 Diego Novillo <dnovillo@google.com>
9117 * tree-ssa-pre.c (create_expression_by_pieces): Remove
9118 assertion for AVAIL_OUT.
9120 2009-04-17 Mike Frysinger <vapier@gentoo.org>
9123 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
9124 * config/sh/linux-atomic.asm: Likewise.
9126 2009-04-17 Diego Novillo <dnovillo@google.com>
9128 * except.c (debug_eh_tree): New.
9129 (struct eh_region, struct eh_status): Move ...
9130 * except.h: ... here.
9131 (add_type_for_runtime): Declare extern.
9132 (lookup_type_for_runtime): Likewise.
9133 (debug_eh_tree): Declare.
9134 * Makefile.in (GTFILES): List except.h before except.c
9136 2009-04-17 Diego Novillo <dnovillo@google.com>
9138 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
9139 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
9140 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
9141 (find_vars_r): ... here.
9142 * tree-flow.h (find_referenced_vars_in): Declare.
9143 * tree-ssa-pre.c (create_expression_by_pieces): Assert
9144 that AVAIL_OUT exists for BLOCK.
9145 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
9146 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
9147 (tree-parloops.o): Likewise.
9149 2009-04-17 Simon Baldwin <simonb@google.com>
9151 * toplev.c (default_tree_printer): Add handling for %E format.
9153 2009-04-17 Diego Novillo <dnovillo@google.com>
9155 * tree-pretty-print.c (dump_generic_node): Add break after
9156 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
9157 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
9158 FUNCTION_TYPE together. Call print_struct_decl when printing
9159 structures and TDF_SLIM is not given.
9160 (print_struct_decl): Fix logic for detecting recursion.
9162 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9165 * gcc.c (create_at_file): New.
9166 (compile_input_file_p): New.
9167 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
9168 * main.c (main): Update call to toplev_main.
9169 * toplev.c (toplev_main): Change signature. Call expandargv.
9170 * toplev.h (toplev_main): Change signature.
9172 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9174 * dwarf2out.c (field_byte_offset): Use the type size as the field size
9175 if the latter is not constant.
9177 2009-04-17 David Edelsohn <edelsohn@gnu.org>
9179 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
9181 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
9183 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
9184 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
9186 2009-04-17 Richard Guenther <rguenther@suse.de>
9188 * tree-ssa-structalias.c (get_constraint_for_component_ref):
9189 Handle component references view-converting an invariant address.
9191 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
9193 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
9194 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
9195 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
9196 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
9197 Use @deftypevr rather than @deftypevar.
9199 2009-04-17 Richard Guenther <rguenther@suse.de>
9201 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
9202 (get_prop_source_stmt): Likewise.
9203 (can_propagate_from): Likewise.
9205 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
9207 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
9208 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
9209 (--with-multilib-list): Add default value.
9210 * configure: Regenerate.
9211 * Makefile.in (TM_ENDIAN_CONFIG): Define.
9212 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
9213 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
9214 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
9215 Don't add default cpu to multilib list unnecessarily, but do enable
9216 the relevant compiler option..
9217 Add support for --with-multilib-list=<blank> and
9218 --with-multilib-list=!<somelib> to supress unwanted multilibs.
9219 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
9220 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
9221 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
9223 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
9224 (MULTILIB_OSDIRNAMES): New variable.
9225 * config/sh/t-1e: Delete file.
9226 * config/sh/t-mlib-sh1: Delete file.
9227 * config/sh/t-mlib-sh2: Delete file.
9228 * config/sh/t-mlib-sh2a: Delete file.
9229 * config/sh/t-mlib-sh2a-nofpu: Delete file.
9230 * config/sh/t-mlib-sh2a-single: Delete file.
9231 * config/sh/t-mlib-sh2a-single-only: Delete file.
9232 * config/sh/t-mlib-sh2e: Delete file.
9233 * config/sh/t-mlib-sh3e: Delete file.
9234 * config/sh/t-mlib-sh4: Delete file.
9235 * config/sh/t-mlib-sh4-nofpu: Delete file.
9236 * config/sh/t-mlib-sh4-single: Delete file.
9237 * config/sh/t-mlib-sh4-single-only: Delete file.
9238 * config/sh/t-mlib-sh4a: Delete file.
9239 * config/sh/t-mlib-sh4a-nofpu: Delete file.
9240 * config/sh/t-mlib-sh4a-single: Delete file.
9241 * config/sh/t-mlib-sh4a-single-only: Delete file.
9242 * config/sh/t-mlib-sh4al: Delete file.
9243 * config/sh/t-mlib-sh5-32media: Delete file.
9244 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
9245 * config/sh/t-mlib-sh5-64media: Delete file.
9246 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
9247 * config/sh/t-mlib-sh5-compact: Delete file.
9248 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
9249 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
9250 * doc/install.texi (Options specification): Add
9251 --with-multilib-list and --with-endian.
9253 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
9255 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
9257 (OBJS-common): Add plugin-version.o.
9258 (plugin-version.o): New.
9259 * gcc-plugin.h (plugin_gcc_version): New.
9260 (plugin_default_version_check): New.
9261 (plugin_init_func, plugin_init): Add version argument.
9262 * plugin-version.c: New.
9263 * plugin.c (str_plugin_gcc_version_name): New.
9264 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
9265 pass it to the init function.
9266 (plugin_default_version_check): New.
9268 2009-04-17 Richard Guenther <rguenther@suse.de>
9270 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
9271 for decl-vs-decl disambiguation.
9273 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
9275 * config/s390/s390.h (s390_tune_attr): New macro definition.
9276 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
9278 2009-04-17 Richard Guenther <rguenther@suse.de>
9280 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
9281 (fold_stmt_r): Likewise.
9282 (maybe_fold_reference): New function.
9283 (fold_gimple_assign): Handle cases fold_stmt_r did.
9284 (fold_stmt): Do not use fold_stmt_r.
9285 (fold_stmt_inplace): Likewise.
9287 2009-04-17 Richard Guenther <rguenther@suse.de>
9289 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
9290 (record_equivalences_from_stmt): Remove useless checks and
9292 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
9293 the type is already suitable.
9295 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
9297 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
9299 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
9301 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
9302 (CMPtype): Define as __gcc_CMPtype.
9304 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
9306 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
9307 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
9309 2009-04-17 Richard Guenther <rguenther@suse.de>
9311 PR tree-optimization/39746
9312 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
9313 special-casing for builtins and static variable use/def.
9314 (call_may_clobber_ref_p_1): Likewise.
9316 2009-04-16 Ian Lance Taylor <iant@google.com>
9318 * df.h: Include "timevar.h".
9319 (struct df_problem): Change tv_id field to timevar_id_t.
9320 * tree-pass.h: Include "timevar.h".
9321 (struct opt_pass): Change tv_id field to timevar_id_t.
9322 * timevar.h (timevar_id_t): Define TV_NONE.
9323 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
9324 TV_NONE rather than tv_id != 0.
9325 (execute_one_pass): Likewise.
9326 * Makefile.in (DF_H): Add $(TIMEVAR_H).
9327 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
9328 dependencies to $(TREE_PASS_H).
9329 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
9331 (pass_branch_target_load_optimize2): Likewise.
9332 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
9333 (pass_outof_cfg_layout_mode): Likewise.
9334 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
9335 (pass_rebuild_cgraph_edges): Likewise.
9336 (pass_remove_cgraph_callee_edges): Likewise.
9337 * df-core.c (pass_df_initialize_opt): Likewise.
9338 (pass_df_initialize_no_opt): Likewise.
9339 (pass_df_finish): Likewise.
9340 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
9341 * except.c (pass_set_nothrow_function_flags): Likewise.
9342 (pass_convert_to_eh_region_ranges): Likewise.
9343 * final.c (pass_compute_alignments): Likewise.
9344 * function.c (pass_instantiate_virtual_regs): Likewise.
9345 (pass_init_function): Likewise.
9346 (pass_leaf_regs): Likewise.
9347 (pass_match_asm_constraints): Likewise.
9348 * gimple-low.c (pass_lower_cf): Likewise.
9349 (pass_mark_used_blocks): Likewise.
9350 * init-regs.c (pass_initialize_regs): Likewise.
9351 * integrate.c (pass_initial_value_sets): Likewise.
9352 * ira.c (pass_ira): Likewise.
9353 * jump.c (pass_cleanup_barriers): Likewise.
9354 * omp-low.c (pass_expand_omp): Likewise.
9355 (pass_lower_omp): Likewise.
9356 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
9357 * recog.c (pass_split_all_insns): Likewise.
9358 (pass_split_after_reload): Likewise.
9359 (pass_split_before_regstack): Likewise.
9360 (pass_split_before_sched2): Likewise.
9361 (pass_split_for_shorten_branches): Likewise.
9362 * reginfo.c (pass_reginfo_init): Likewise.
9363 (pass_subregs_of_mode_init): Likewise.
9364 (pass_subregs_of_mode_finish): Likewise.
9365 * passes.c (pass_postreload): Likewise.
9366 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
9367 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
9368 (pass_warn_function_return): Likewise.
9369 (pass_warn_function_noreturn): Likewise.
9370 * tree-complex.c (pass_lower_complex): Likewise.
9371 (pass_lower_complex_O0): Likewise.
9372 * tree-if-conv.c (pass_if_conversion): Likewise.
9373 * tree-into-ssa.c (pass_build_ssa): Likewise.
9374 * tree-mudflap.c (pass_mudflap_1): Likewise.
9375 (pass_mudflap_2): Likewise.
9376 * tree-nomudflap.c (pass_mudflap_1): Likewise.
9377 (pass_mudflap_2): Likewise.
9378 * tree-nrv.c (pass_return_slot): Likewise.
9379 * tree-object-size.c (pass_object_sizes): Likewise.
9380 * tree-optimize.c (pass_all_optimizations): Likewise.
9381 (pass_early_local_passes): Likewise.
9382 (pass_all_early_optimizations): Likewise.
9383 (pass_cleanup_cfg): Likewise.
9384 (pass_cleanup_cfg_post_optimizing): Likewise.
9385 (pass_free_datastructures): Likewise.
9386 (pass_free_cfg_annotations): Likewise.
9387 (pass_fixup_cfg): Likewise.
9388 (pass_init_datastructures): Likewise.
9389 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9390 (pass_late_warn_uninitialized): Likewise.
9391 (pass_update_address_taken): Likewise.
9392 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9393 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9394 (pass_cse_sincos): Likewise.
9395 (pass_convert_to_rsqrt): Likewise.
9396 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9397 * tree-stdarg.c (pass_stdarg): Likewise.
9398 * tree-tailcall.c (pass_tail_recursion): Likewise.
9399 (pass_tail_calls): Likewise.
9400 * tree-vect-generic.c (pass_lower_vector): Likewise.
9401 (pass_lower_vector_ssa): Likewise.
9402 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9404 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9406 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9408 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9410 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9411 logical and signext.
9413 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9416 * config/sh/predicates.md (arith_operand): Check if the operand
9417 of TRUNCATE is a REG.
9419 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9421 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9422 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9424 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9426 * tree-iterator.c (tsi_split_statement_list_after,
9427 tsi_split_statement_list_before): Remove.
9428 * tree-iterator.h: Remove the prototypes for
9429 tsi_split_statement_list_after and tsi_split_statement_list_before.
9431 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9433 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9434 * tree-ssa-propagate.h: Remove the prototype for
9435 stmt_makes_single_load.
9437 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9439 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9440 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9442 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9444 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9446 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9448 * except.c (eh_region_outer_p): Remove.
9449 * except.h: Remove the prototype for eh_region_outer_p.
9451 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9453 * function.c (current_function_assembler_name): Remove.
9454 * function.h: Remove the prototype for
9455 current_function_assembler_name.
9457 2009-04-16 Ian Lance Taylor <iant@google.com>
9459 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9460 (add_reg_note): Call alloc_reg_note.
9461 * rtl.h (alloc_reg_note): Declare.
9462 * combine.c (try_combine): Use alloc_reg_note.
9463 (recog_for_combine, move_deaths): Likewise.
9464 (distribute_notes): Use alloc_reg_note and add_reg_note.
9465 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9466 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9467 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9469 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9471 PR rtl-optimization/39762
9472 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9473 ira_may_move_out_cost): Add comments about way of their usage.
9474 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9476 * ira-conflicts.c (process_regs_for_copy): Use function
9477 ira_get_register_move_cost instead of global
9478 ira_register_move_cost.
9480 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9481 color_pass, move_spill_restore, update_curr_costs): Ditto.
9483 * ira-lives.c (process_single_reg_class_operands): Ditto.
9485 * ira-emit.c (emit_move_list): Ditto.
9487 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9488 (record_reg_classes): Ditto. Use functions
9489 ira_get_register_move_cost and ira_get_may_move_cost instead of
9490 global vars ira_register_move_cost, ira_may_move_out_cost and
9491 ira_may_move_in_cost.
9492 (record_address_regs): Don't call ira_init_register_move_cost.
9493 Use function ira_get_may_move_cost instead of global
9494 ira_may_move_in_cost.
9495 (process_bb_node_for_hard_reg_moves): Use function
9496 ira_get_register_move_cost instead of global ira_register_move_cost.
9497 (ira_costs): Don't call ira_init_register_move_cost.
9499 2009-04-16 Richard Guenther <rguenther@suse.de>
9501 * tree-cfg.c (verify_gimple_assign_binary):
9502 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9503 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9504 (create_general_new_stmt): Note that this function is broken.
9506 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9508 * common.opt (fhelp): Add Var(help_flag).
9509 * gcc-plugin.h (plugin_info): Add help.
9510 * plugin.c (plugin_name_args): Add help.
9511 (register_plugin_info): Set plugin->help.
9512 (print_help_one_plugin): New.
9513 (print_plugins_help): New.
9514 * plugin.h (print_plugins_help): New.
9515 * toplev.c (toplev_main): Call print_plugins_help if needed.
9517 2009-04-16 Richard Guenther <rguenther@suse.de>
9519 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9520 (gimple_ior_addresses_taken_1): New function.
9521 (gimple_ior_addresses_taken): Likewise.
9522 * gimple.h (struct gimple_statement_with_ops_base): Remove
9523 addresses_taken member.
9524 (gimple_ior_addresses_taken): Declare.
9525 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9526 gimple_set_addresses_taken): Remove.
9527 * ipa-reference.c (mark_address): New function.
9528 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9529 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9530 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9531 (gimple_add_to_addresses_taken): Remove.
9532 (get_tmr_operands): Call mark_address_taken.
9533 (get_asm_expr_operands): Likewise.
9534 (get_expr_operands): Likewise.
9535 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9536 (free_stmt_operands): Do not free it.
9537 * tree-ssa.c (delete_tree_ssa): Likewise.
9538 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9540 2009-04-16 Richard Guenther <rguenther@suse.de>
9542 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
9543 (walk_stmt_load_store_ops): Likewise.
9544 * gimple.c (get_base_loadstore): New function.
9545 (walk_stmt_load_store_addr_ops): Likewise.
9546 (walk_stmt_load_store_ops): Likewise.
9547 * ipa-pure-const.c (check_op): Simplify.
9548 (check_load, check_store): New functions.
9549 (check_stmt): Use walk_stmt_load_store_ops.
9550 * ipa-reference.c (mark_load): Adjust signature.
9551 (mark_store): Likewise.
9552 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
9554 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9556 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
9558 * opts.c (common_handle_option): Don't call print_version.
9559 * plugin.c (plugin_name_args): Add version.
9560 (register_plugin_info): New.
9561 (register_callback): Handle PLUGIN_INFO.
9562 (try_init_one_plugin): New.
9563 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
9565 (finalize_one_plugin): New.
9566 (finalize_plugins): New.
9567 (print_one_plugin): New.
9568 (print_plugins_versions): New.
9569 * plugin.h (print_plugins_versions): New.
9570 (finalize_plugins): New.
9571 * toplev.c (compile_file): Don't call initialize_plugins.
9572 (print_version): Call print_plugins_versions.
9573 (toplev_main): Call initialize_plugins. Print version if needed.
9574 Call finalize_plugins.
9576 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9578 * common.opt (fversion): New.
9579 * gcc.c (print_version): New.
9580 (process_command): Don't print the version. Just set print_version.
9581 (main): Print version. Call subprocesses if print_version and
9582 verbose_flag are set.
9583 * opts.c (common_handle_option): Handle OPT_fversion.
9585 2009-04-16 Richard Guenther <rguenther@suse.de>
9586 Ira Rosen <irar@il.ibm.com>
9588 PR tree-optimization/39698
9589 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
9590 type of the reduction variable. Only generate the def if
9593 * omp-low.c (expand_omp_for_generic): When converting to a pointer
9594 make sure to first convert to an integer of the same precision.
9595 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
9596 the type of the evolution correctly in computing the new
9597 induction variable base.
9599 2009-04-16 Richard Guenther <rguenther@suse.de>
9602 * tree-cfg.c (make_blocks): Split statements with to-be
9603 abnormal SSA names on the lhs.
9605 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
9607 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
9608 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
9609 * c-typeck.c (really_start_incremental_init): Likewise.
9610 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
9611 (TARGET_INITIALIZER): Remove it.
9612 * target.h (struct target): Remove vector_opaque_p.
9613 * tree.c (build_opaque_vector_type): New.
9614 * tree.h (TYPE_VECTOR_OPAQUE): New.
9615 (build_opaque_vector_type): Declare.
9616 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
9617 * config/rs6000/rs6000.c (build_opaque_vector_type,
9618 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
9619 (rs6000_init_builtins): Use build_opaque_vector_type for
9620 opaque_V4SI_type_node.
9622 2009-04-15 Catherine Moore <clm@codesourcery.com>
9624 * debug.h (set_name): Declare.
9625 * dwarf2out.c (dwarf2out_set_name): Declare.
9626 (dwarf2_debug_hooks): Add set_name.
9627 (find_AT_string): New.
9628 (add_AT_string): Call find_AT_string.
9629 (dwarf2out_set_name): New.
9630 * cp/decl.c (grokdeclarator): Call set_name.
9631 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
9632 * debug.c (do_nothing_debug_hooks): Likewise.
9633 * dbxout.c (dbx_debug_hooks): Likewise.
9634 * sdbout.c (sdb_debug_hooks): Likewise.
9636 2009-04-15 Michael Eager <eager@eagercon.com>
9638 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
9639 reg for single-precision FPU.
9640 * config/rs6000/rs6000.md (movsi_internal1): Only for
9642 (movsi_internal1_single): New. Add pattern to move SI values to/from
9643 single-precision FP regs.
9645 2009-04-15 Richard Guenther <rguenther@suse.de>
9647 * omp-low.c (lower_rec_input_clauses): Build correct address
9649 (expand_omp_for_generic): Fix multiplication type.
9650 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
9651 (generate_memset_zero): Fix types.
9652 * tree-profile.c (prepare_instrumented_value): Correctly
9655 2009-04-15 Ian Lance Taylor <iant@google.com>
9657 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
9658 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
9659 for -Wall and for -Wc++-compat.
9660 (c_common_post_options): For C++, set warn_enum_compare if not
9662 * c-tree.h (struct c_expr): Add field original_type.
9663 (build_external_ref): Update declaration.
9664 * c-parser.c (c_parser_braced_init): Set original_type.
9665 (c_parser_initelt): Likewise.
9666 (c_parser_expr_no_commas): Likewise.
9667 (c_parser_conditional_expression): Likewise.
9668 (c_parser_cast_expression): Likewise.
9669 (c_parser_unary_expression): Likewise. Pull setting of
9670 original_code to top of function.
9671 (c_parser_sizeof_expression): Set original_type.
9672 (c_parser_alignof_expression): Likewise.
9673 (c_parser_postfix_expression): Likewise. Pull setting of
9674 original_code to top of function.
9675 (c_parser_postfix_expression_after_paren_type): Set original_type.
9676 (c_parser_postfix_expression_after_primary): Likewise.
9677 (c_parser_expression): Likewise.
9678 * c-typeck.c (build_external_ref): Add type parameter. Change all
9680 (c_expr_sizeof_expr): Set original_type field.
9681 (parser_build_unary_op): Likewise.
9682 (parser_build_binary_op): Likewise. Optionally warn about
9683 comparisons of enums of different types.
9684 (digest_init): Set original_type field.
9685 (really_start_incremental_init): Likewise.
9686 (push_init_level, pop_init_level): Likewise.
9687 * doc/invoke.texi (Warning Options): -Wenum-compare now
9690 2009-04-15 Richard Guenther <rguenther@suse.de>
9692 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
9693 out a necessary conversion.
9694 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
9695 names we didn't value number.
9696 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
9698 2009-04-15 Richard Guenther <rguenther@suse.de>
9700 PR tree-optimization/39764
9701 * tree-ssa-ccp.c (get_value): Canonicalize value with
9702 canonicalize_float_value.
9704 2009-04-15 Jan Hubicka <jh@suse.cz>
9706 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
9707 Wrong version of patch.
9709 2009-04-15 Jan Hubicka <jh@suse.cz>
9711 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
9713 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
9715 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
9716 our distinct integral and vector types.
9718 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
9720 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
9721 * init.c (build_vtbl_address): Remove call to assemble_external.
9723 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
9725 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
9726 output for other floating point modes.
9728 2009-04-14 Diego Novillo <dnovillo@google.com>
9730 * diagnostic.c (diagnostic_report_diagnostic): Do not
9731 warn about loaded plugins for DK_ERROR and DK_WARNING.
9732 * c-decl.c (declspecs_add_type): Move call to
9733 invoke_plugin_callbacks ...
9734 * c-parser.c (c_parser_declspecs): ... here.
9735 * plugin.c (dump_active_plugins): Tidy output.
9737 2009-04-14 Diego Novillo <dnovillo@google.com>
9738 Le-Chun Wu <lcwu@google.com>
9740 * configure.ac: Add --enable-plugin support.
9741 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
9742 * Makefile.in (PLUGIN_H): Define.
9743 Export ENABLE_PLUGIN and GMPINC to site.exp.
9744 Add PLUGINLIBS to link command.
9745 Add/modify dependencies for plugin.o and files including plugin.h.
9747 * config.in: Regenerate.
9749 * opts.c (common_handle_option): Handle OPT_fplugin_ and
9752 2009-04-14 Le-Chun Wu <lcwu@google.com>
9754 * tree-pass.h (register_one_dump_file): Add a prototype for
9755 register_one_dump_file.
9756 * toplev.c (compile_file): Call initialize_plugins.
9757 (do_compile): Call invoke_plugin_callbacks.
9758 (toplev_main): Call invoke_plugin_callbacks.
9759 * common.opt: Add -fplugin= and -fplugin-arg-.
9760 * gcc-plugin.h: New public header file for plugins to include.
9761 * plugin.c: New source file.
9762 * plugin.h: New internal header file.
9763 * passes.c (register_one_dump_file): Make it external.
9765 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
9767 2009-04-14 Diego Novillo <dnovillo@google.com>
9769 * doc/plugins.texi: New.
9770 * doc/gccint.texi: Add reference to Plugins chapter.
9771 * doc/invoke.texi: Document -fplugin and -fplugin-arg
9772 * diagnostic.c (diagnostic_report_diagnostic): Warn about
9773 loaded plugins, if any.
9774 * timevar.def (TV_PLUGIN_INIT): Define.
9775 (TV_PLUGIN_RUN): Define.
9776 * plugin.c: Include timevar.h
9777 (plugins_active_p): New.
9778 (dump_active_plugins): New.
9779 (debug_active_plugins): New.
9781 2009-04-14 Joseph Myers <joseph@codesourcery.com>
9783 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
9785 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
9787 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
9789 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
9790 the same as a minus without a shift.
9792 2009-04-14 Nick Clifton <nickc@redhat.com>
9794 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
9795 comparisons with small integers will always produce a short
9798 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
9801 2008-12-19 Diego Novillo <dnovillo@google.com>
9803 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
9805 2009-04-14 Richard Guenther <rguenther@suse.de>
9807 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
9809 (verify_gimple_assign_binary): Likewise. Handle shifts and
9811 (verify_gimple_phi): Print the mismatched argument position.
9812 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9814 (vect_update_init_of_dr): Likewise.
9815 * matrix-reorg.c (transform_access_sites): Do what the
9817 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
9819 2009-04-13 Michael Eager <eager@eagercon.com>
9821 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
9822 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
9823 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
9824 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
9825 remove duplicate config
9827 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9829 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
9830 file_name:line_number type locator of the call site.
9832 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
9834 * genautomata.c: Put blank after comma.
9835 (automaton_decls): New.
9836 (struct unit_usage): Add comments to member next.
9837 (store_alt_unit_usage): Keep the list ordered.
9838 (unit_present_on_list_p, equal_alternatives_p): New.
9839 (check_regexp_units_distribution): Check units distribution
9840 correctness correctly.
9841 (main): Don't write automata if error is found. Return correct
9844 * config/m68k/cf.md (cfv4_ds): Remove.
9845 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
9846 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
9848 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
9849 power4-load-ext, power4-store, power4-store-update,
9850 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
9851 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
9852 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
9853 power4-sqrt, power4-isync): Modify reservation to make correct
9854 unit distribution to automata.
9856 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
9857 power5-store-update, power5-two, power5-three, power5-lmul,
9858 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
9860 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
9862 * except.c (pass_set_nothrow_function_flags): Set name and add
9864 (set_nothrow_function_flags): Mention in the dump file when
9865 changing a function to nothrow.
9867 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
9870 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
9871 instead of unsigned long.
9873 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9875 * config/arm/arm.c (return_used_this_function): Remove.
9876 (arm_output_function_prologue): Remove use of
9877 return_used_this_function.
9878 (output_return_instruction): Replace use of
9879 return_used_this_function
9880 by cfun->machine->return_used_this_function.
9881 (arm_output_epilogue): Likewise.
9882 (arm_output_function_epilogue): Likewise.
9883 (thumb_unexpanded_epilogue): Likewise.
9884 * config/arm/arm.h (struct machine_function):
9885 New member return_used_this_function.
9887 2009-04-12 Mark Mitchell <mark@codesourcery.com>
9889 * doc/install.texi: Correct description of default directory for
9890 --with-gxx-include-dir.
9892 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
9894 * fold-const.c (build_range_check): Properly deal with enumeral and
9897 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
9899 * doc/invoke.texi (max_gcse_passes): Remove documentation.
9900 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
9901 * params.h (MAX_GCSE_PASSES): Remove.
9902 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
9903 in sequence. Remove ability to run multiple passes.
9904 (bypass_jumps): Report run as third CPROP pass.
9906 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
9909 * except.c (can_throw_external): Look at each insn in a SEQUENCE
9910 when deciding whether the whole SEQUENCE can throw.
9912 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
9915 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
9916 offseted label references.
9918 2009-04-11 Jan Hubicka <jh@suse.cz>
9920 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
9922 2009-04-11 Richard Guenther <rguenther@suse.de>
9925 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
9926 return variables as TREE_ADDRESSABLE.
9928 2009-04-11 Richard Guenther <rguenther@suse.de>
9930 PR tree-optimization/39713
9931 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
9932 reference trees have SSA_NAME operands.
9934 2009-04-11 Richard Guenther <rguenther@suse.de>
9937 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
9938 address expressions.
9940 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
9942 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
9943 match changes in Cygwin 1.7
9944 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
9945 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
9947 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9949 PR tree-optimization/39701
9950 * doc/invoke.texi (Optimization Options): Document change in
9951 meaning and initialization of -fdelete-null-pointer-checks.
9953 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9956 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
9958 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
9961 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
9963 2009-04-10 Chao-ying Fu <fu@mips.com>
9965 * doc/tm.texi (Instruction Output): Document
9966 TARGET_ASM_FINAL_POSTSCAN_INSN.
9967 * target.h (final_postscan_insn): New field in asm_out.
9968 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9969 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
9970 * final.c (final_scan_insn): Call
9971 targetm.asm_out.final_postscan_insn after outputting
9972 an asm macro and a normal instruction.
9974 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
9975 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
9976 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
9977 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
9978 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9980 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9983 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
9984 variables as non-NULL even with -fdelete-null-pointer-checks.
9986 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9988 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
9990 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
9993 * config/i386/i386.c (classify_argument): Handle SCmode with
9994 (bit_offset % 64) != 0.
9996 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
9998 * doc/invoke.texi (Optimize Options): Add cross-reference to
9999 -Q --help=optimizers examples.
10001 2009-04-10 Ben Elliston <bje@au.ibm.com>
10004 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
10005 regalign for the reg == fpr and TDmode case.
10007 2009-04-09 David Ayers <ayers@fsfe.org>
10010 * objc/objc-act.c (warn_with_method): Remove helper function.
10011 (check_duplicates): Call warning and inform directly.
10012 (really_start_method): Likewise.
10014 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10016 * expmed.c (expand_divmod): Always use a comparison for a division
10017 by a large unsigned integer.
10019 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
10020 for things others than variables or functions as nonzero.
10022 2009-04-09 Nick Clifton <nickc@redhat.com>
10024 * unwind-compat.c: Change copyright header to refer to version
10025 3 of the GNU General Public License with version 3.1 of the
10026 GCC Runtime Library Exception and to point readers at the
10027 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
10028 * config/alpha/crtfastmath.c: Likewise.
10029 * config/alpha/linux-unwind.h: Likewise.
10030 * config/alpha/qrnnd.asm: Likewise.
10031 * config/alpha/vms-crt0-64.c: Likewise.
10032 * config/alpha/vms-crt0.c: Likewise.
10033 * config/alpha/vms-dwarf2.asm: Likewise.
10034 * config/alpha/vms-dwarf2eh.asm: Likewise.
10035 * config/alpha/vms-psxcrt0-64.c: Likewise.
10036 * config/alpha/vms-psxcrt0.c: Likewise.
10037 * config/alpha/vms_tramp.asm: Likewise.
10038 * config/arc/initfini.c: Likewise.
10039 * config/arc/lib1funcs.asm: Likewise.
10040 * config/arm/bpabi-v6m.S: Likewise.
10041 * config/arm/bpabi.S: Likewise.
10042 * config/arm/bpabi.c: Likewise.
10043 * config/arm/crti.asm: Likewise.
10044 * config/arm/crtn.asm: Likewise.
10045 * config/arm/ieee754-df.S: Likewise.
10046 * config/arm/ieee754-sf.S: Likewise.
10047 * config/arm/lib1funcs.asm: Likewise.
10048 * config/arm/libunwind.S: Likewise.
10049 * config/arm/linux-atomic.c: Likewise.
10050 * config/arm/mmintrin.h: Likewise.
10051 * config/arm/pr-support.c: Likewise.
10052 * config/arm/unaligned-funcs.c: Likewise.
10053 * config/arm/unwind-arm.c: Likewise.
10054 * config/arm/unwind-arm.h: Likewise.
10055 * config/avr/libgcc.S: Likewise.
10056 * config/bfin/crti.s: Likewise.
10057 * config/bfin/crtlibid.s: Likewise.
10058 * config/bfin/crtn.s: Likewise.
10059 * config/bfin/lib1funcs.asm: Likewise.
10060 * config/bfin/linux-unwind.h: Likewise.
10061 * config/cris/arit.c: Likewise.
10062 * config/cris/cris_abi_symbol.c: Likewise.
10063 * config/darwin-64.c: Likewise.
10064 * config/darwin-crt2.c: Likewise.
10065 * config/darwin-crt3.c: Likewise.
10066 * config/darwin.h: Likewise.
10067 * config/dbxelf.h: Likewise.
10068 * config/dfp-bit.c: Likewise.
10069 * config/dfp-bit.h: Likewise.
10070 * config/elfos.h: Likewise.
10071 * config/fixed-bit.c: Likewise.
10072 * config/fixed-bit.h: Likewise.
10073 * config/fp-bit.c: Likewise.
10074 * config/fp-bit.h: Likewise.
10075 * config/fr30/crti.asm: Likewise.
10076 * config/fr30/crtn.asm: Likewise.
10077 * config/fr30/lib1funcs.asm: Likewise.
10078 * config/freebsd-spec.h: Likewise.
10079 * config/frv/cmovd.c: Likewise.
10080 * config/frv/cmovh.c: Likewise.
10081 * config/frv/cmovw.c: Likewise.
10082 * config/frv/frvbegin.c: Likewise.
10083 * config/frv/frvend.c: Likewise.
10084 * config/frv/lib1funcs.asm: Likewise.
10085 * config/glibc-stdint.h: Likewise.
10086 * config/h8300/clzhi2.c: Likewise.
10087 * config/h8300/crti.asm: Likewise.
10088 * config/h8300/crtn.asm: Likewise.
10089 * config/h8300/ctzhi2.c: Likewise.
10090 * config/h8300/fixunssfsi.c: Likewise.
10091 * config/h8300/lib1funcs.asm: Likewise.
10092 * config/h8300/parityhi2.c: Likewise.
10093 * config/h8300/popcounthi2.c: Likewise.
10094 * config/i386/ammintrin.h: Likewise.
10095 * config/i386/att.h: Likewise.
10096 * config/i386/avxintrin.h: Likewise.
10097 * config/i386/biarch64.h: Likewise.
10098 * config/i386/bmmintrin.h: Likewise.
10099 * config/i386/cpuid.h: Likewise.
10100 * config/i386/cross-stdarg.h: Likewise.
10101 * config/i386/crtfastmath.c: Likewise.
10102 * config/i386/crtprec.c: Likewise.
10103 * config/i386/cygming-crtbegin.c: Likewise.
10104 * config/i386/cygming-crtend.c: Likewise.
10105 * config/i386/cygwin.asm: Likewise.
10106 * config/i386/emmintrin.h: Likewise.
10107 * config/i386/gmm_malloc.h: Likewise.
10108 * config/i386/gthr-win32.c: Likewise.
10109 * config/i386/i386.h: Likewise.
10110 * config/i386/immintrin.h: Likewise.
10111 * config/i386/linux-unwind.h: Likewise.
10112 * config/i386/linux64.h: Likewise.
10113 * config/i386/mm3dnow.h: Likewise.
10114 * config/i386/mmintrin-common.h: Likewise.
10115 * config/i386/mmintrin.h: Likewise.
10116 * config/i386/nmmintrin.h: Likewise.
10117 * config/i386/pmm_malloc.h: Likewise.
10118 * config/i386/pmmintrin.h: Likewise.
10119 * config/i386/smmintrin.h: Likewise.
10120 * config/i386/sol2-c1.asm: Likewise.
10121 * config/i386/sol2-ci.asm: Likewise.
10122 * config/i386/sol2-cn.asm: Likewise.
10123 * config/i386/sol2-gc1.asm: Likewise.
10124 * config/i386/tmmintrin.h: Likewise.
10125 * config/i386/unix.h: Likewise.
10126 * config/i386/w32-unwind.h: Likewise.
10127 * config/i386/wmmintrin.h: Likewise.
10128 * config/i386/x86-64.h: Likewise.
10129 * config/i386/x86intrin.h: Likewise.
10130 * config/i386/xmmintrin.h: Likewise.
10131 * config/ia64/crtbegin.asm: Likewise.
10132 * config/ia64/crtend.asm: Likewise.
10133 * config/ia64/crtfastmath.c: Likewise.
10134 * config/ia64/crti.asm: Likewise.
10135 * config/ia64/crtn.asm: Likewise.
10136 * config/ia64/fde-glibc.c: Likewise.
10137 * config/ia64/lib1funcs.asm: Likewise.
10138 * config/ia64/linux-unwind.h: Likewise.
10139 * config/ia64/quadlib.c: Likewise.
10140 * config/ia64/unwind-ia64.c: Likewise.
10141 * config/linux.h: Likewise.
10142 * config/m32c/m32c-lib1.S: Likewise.
10143 * config/m32c/m32c-lib2-trapv.c: Likewise.
10144 * config/m32c/m32c-lib2.c: Likewise.
10145 * config/m32r/initfini.c: Likewise.
10146 * config/m68hc11/larith.asm: Likewise.
10147 * config/m68hc11/m68hc11-crt0.S: Likewise.
10148 * config/m68k/cf.md: Likewise.
10149 * config/m68k/crti.s: Likewise.
10150 * config/m68k/crtn.s: Likewise.
10151 * config/m68k/lb1sf68.asm: Likewise.
10152 * config/m68k/linux-unwind.h: Likewise.
10153 * config/mcore/crti.asm: Likewise.
10154 * config/mcore/crtn.asm: Likewise.
10155 * config/mcore/lib1.asm: Likewise.
10156 * config/mips/linux-unwind.h: Likewise.
10157 * config/mips/loongson.h: Likewise.
10158 * config/mips/mips16.S: Likewise.
10159 * config/mmix/crti.asm: Likewise.
10160 * config/mmix/crtn.asm: Likewise.
10161 * config/pa/fptr.c: Likewise.
10162 * config/pa/hpux-unwind.h: Likewise.
10163 * config/pa/lib2funcs.asm: Likewise.
10164 * config/pa/linux-atomic.c: Likewise.
10165 * config/pa/linux-unwind.h: Likewise.
10166 * config/pa/milli64.S: Likewise.
10167 * config/pa/quadlib.c: Likewise.
10168 * config/pa/stublib.c: Likewise.
10169 * config/picochip/libgccExtras/adddi3.asm: Likewise.
10170 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
10171 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
10172 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
10173 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
10174 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
10175 * config/picochip/libgccExtras/divmod15.asm: Likewise.
10176 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
10177 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
10178 * config/picochip/libgccExtras/longjmp.asm: Likewise.
10179 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
10180 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
10181 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
10182 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
10183 * config/picochip/libgccExtras/setjmp.asm: Likewise.
10184 * config/picochip/libgccExtras/subdi3.asm: Likewise.
10185 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
10186 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
10187 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
10188 * config/rs6000/750cl.h: Likewise.
10189 * config/rs6000/altivec.h: Likewise.
10190 * config/rs6000/biarch64.h: Likewise.
10191 * config/rs6000/crtresfpr.asm: Likewise.
10192 * config/rs6000/crtresgpr.asm: Likewise.
10193 * config/rs6000/crtresxfpr.asm: Likewise.
10194 * config/rs6000/crtresxgpr.asm: Likewise.
10195 * config/rs6000/crtsavfpr.asm: Likewise.
10196 * config/rs6000/crtsavgpr.asm: Likewise.
10197 * config/rs6000/darwin-asm.h: Likewise.
10198 * config/rs6000/darwin-fallback.c: Likewise.
10199 * config/rs6000/darwin-fpsave.asm: Likewise.
10200 * config/rs6000/darwin-ldouble.c: Likewise.
10201 * config/rs6000/darwin-tramp.asm: Likewise.
10202 * config/rs6000/darwin-unwind.h: Likewise.
10203 * config/rs6000/darwin-vecsave.asm: Likewise.
10204 * config/rs6000/darwin-world.asm: Likewise.
10205 * config/rs6000/e500crtres32gpr.asm: Likewise.
10206 * config/rs6000/e500crtres64gpr.asm: Likewise.
10207 * config/rs6000/e500crtres64gprctr.asm: Likewise.
10208 * config/rs6000/e500crtrest32gpr.asm: Likewise.
10209 * config/rs6000/e500crtrest64gpr.asm: Likewise.
10210 * config/rs6000/e500crtresx32gpr.asm: Likewise.
10211 * config/rs6000/e500crtresx64gpr.asm: Likewise.
10212 * config/rs6000/e500crtsav32gpr.asm: Likewise.
10213 * config/rs6000/e500crtsav64gpr.asm: Likewise.
10214 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
10215 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
10216 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
10217 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
10218 * config/rs6000/eabi-ci.asm: Likewise.
10219 * config/rs6000/eabi-cn.asm: Likewise.
10220 * config/rs6000/eabi.asm: Likewise.
10221 * config/rs6000/linux-unwind.h: Likewise.
10222 * config/rs6000/linux64.h: Likewise.
10223 * config/rs6000/paired.h: Likewise.
10224 * config/rs6000/paired.md: Likewise.
10225 * config/rs6000/ppc64-fp.c: Likewise.
10226 * config/rs6000/ppu_intrinsics.h: Likewise.
10227 * config/rs6000/rs6000.h: Likewise.
10228 * config/rs6000/si2vmx.h: Likewise.
10229 * config/rs6000/sol-ci.asm: Likewise.
10230 * config/rs6000/sol-cn.asm: Likewise.
10231 * config/rs6000/spe.h: Likewise.
10232 * config/rs6000/spu2vmx.h: Likewise.
10233 * config/rs6000/sysv4.h: Likewise.
10234 * config/rs6000/tramp.asm: Likewise.
10235 * config/rs6000/vec_types.h: Likewise.
10236 * config/s390/linux-unwind.h: Likewise.
10237 * config/s390/tpf-unwind.h: Likewise.
10238 * config/score/crti.asm: Likewise.
10239 * config/score/crtn.asm: Likewise.
10240 * config/sh/crt1.asm: Likewise.
10241 * config/sh/crti.asm: Likewise.
10242 * config/sh/crtn.asm: Likewise.
10243 * config/sh/divtab-sh4-300.c: Likewise.
10244 * config/sh/divtab-sh4.c: Likewise.
10245 * config/sh/divtab.c: Likewise.
10246 * config/sh/lib1funcs-4-300.asm: Likewise.
10247 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
10248 * config/sh/lib1funcs.asm: Likewise.
10249 * config/sh/lib1funcs.h: Likewise.
10250 * config/sh/linux-atomic.asm: Likewise.
10251 * config/sh/linux-unwind.h: Likewise.
10252 * config/sh/shmedia.h: Likewise.
10253 * config/sh/sshmedia.h: Likewise.
10254 * config/sh/ushmedia.h: Likewise.
10255 * config/sparc/crtfastmath.c: Likewise.
10256 * config/sparc/linux-unwind.h: Likewise.
10257 * config/sparc/sol2-c1.asm: Likewise.
10258 * config/sparc/sol2-ci.asm: Likewise.
10259 * config/sparc/sol2-cn.asm: Likewise.
10260 * config/spu/divmodti4.c: Likewise.
10261 * config/spu/divv2df3.c: Likewise.
10262 * config/spu/float_disf.c: Likewise.
10263 * config/spu/float_unsdidf.c: Likewise.
10264 * config/spu/float_unsdisf.c: Likewise.
10265 * config/spu/float_unssidf.c: Likewise.
10266 * config/spu/mfc_multi_tag_release.c: Likewise.
10267 * config/spu/mfc_multi_tag_reserve.c: Likewise.
10268 * config/spu/mfc_tag_release.c: Likewise.
10269 * config/spu/mfc_tag_reserve.c: Likewise.
10270 * config/spu/mfc_tag_table.c: Likewise.
10271 * config/spu/multi3.c: Likewise.
10272 * config/spu/spu_internals.h: Likewise.
10273 * config/spu/spu_intrinsics.h: Likewise.
10274 * config/spu/spu_mfcio.h: Likewise.
10275 * config/spu/vec_types.h: Likewise.
10276 * config/spu/vmx2spu.h: Likewise.
10277 * config/stormy16/stormy16-lib2.c: Likewise.
10278 * config/svr4.h: Likewise.
10279 * config/sync.c: Likewise.
10280 * config/v850/lib1funcs.asm: Likewise.
10281 * config/vxlib-tls.c: Likewise.
10282 * config/vxlib.c: Likewise.
10283 * config/vxworks-dummy.h: Likewise.
10284 * config/xtensa/crti.asm: Likewise.
10285 * config/xtensa/crtn.asm: Likewise.
10286 * config/xtensa/ieee754-df.S: Likewise.
10287 * config/xtensa/ieee754-sf.S: Likewise.
10288 * config/xtensa/lib1funcs.asm: Likewise.
10289 * config/xtensa/lib2funcs.S: Likewise.
10290 * config/xtensa/linux-unwind.h: Likewise.
10291 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
10292 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
10293 * coretypes.h: Likewise.
10294 * crtstuff.c: Likewise.
10295 * defaults.h: Likewise.
10296 * dwarf2.h: Likewise.
10297 * emutls.c: Likewise.
10298 * gbl-ctors.h: Likewise.
10299 * gcov-io.h: Likewise.
10300 * ginclude/float.h: Likewise.
10301 * ginclude/iso646.h: Likewise.
10302 * ginclude/stdarg.h: Likewise.
10303 * ginclude/stdbool.h: Likewise.
10304 * ginclude/stddef.h: Likewise.
10305 * ginclude/stdfix.h: Likewise.
10306 * ginclude/stdint-gcc.h: Likewise.
10307 * ginclude/tgmath.h: Likewise.
10308 * gthr-aix.h: Likewise.
10309 * gthr-dce.h: Likewise.
10310 * gthr-gnat.c: Likewise.
10311 * gthr-gnat.h: Likewise.
10312 * gthr-lynx.h: Likewise.
10313 * gthr-mipssde.h: Likewise.
10314 * gthr-nks.h: Likewise.
10315 * gthr-posix.c: Likewise.
10316 * gthr-posix.h: Likewise.
10317 * gthr-posix95.h: Likewise.
10318 * gthr-rtems.h: Likewise.
10319 * gthr-single.h: Likewise.
10320 * gthr-solaris.h: Likewise.
10321 * gthr-tpf.h: Likewise.
10322 * gthr-vxworks.h: Likewise.
10323 * gthr-win32.h: Likewise.
10324 * gthr.h: Likewise.
10325 * libgcc2.c: Likewise.
10326 * libgcc2.h: Likewise.
10327 * libgcov.c: Likewise.
10328 * tsystem.h: Likewise.
10329 * typeclass.h: Likewise.
10330 * unwind-c.c: Likewise.
10331 * unwind-compat.h: Likewise.
10332 * unwind-dw2-fde-compat.c: Likewise.
10333 * unwind-dw2-fde-darwin.c: Likewise.
10334 * unwind-dw2-fde-glibc.c: Likewise.
10335 * unwind-dw2-fde.c: Likewise.
10336 * unwind-dw2-fde.h: Likewise.
10337 * unwind-dw2.c: Likewise.
10338 * unwind-dw2.h: Likewise.
10339 * unwind-generic.h: Likewise.
10340 * unwind-pe.h: Likewise.
10341 * unwind-sjlj.c: Likewise.
10342 * unwind.inc: Likewise.
10343 * config/arm/neon-gen.ml: Change generated copyright header to
10344 refer to version 3 of the GNU General Public License with
10345 version 3.1 of the GCC Runtime Library Exception and to point
10346 readers at the COPYING3 and COPYING3.RUNTIME files and the
10347 FSF's license web page.
10348 * config/arm/arm_neon.h: Regenerate.
10350 2009-04-09 Jakub Jelinek <jakub@redhat.com>
10352 * config/cris/cris.md: Change copyright header to refer to version
10353 3 of the GNU General Public License.
10354 * doc/install.texi2html: Change copyright header to refer to version
10355 3 of the GNU General Public License and to point readers at the
10356 COPYING3 file and the FSF's license web page.
10357 * config/vax/linux.h: Likewise.
10359 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
10361 * config/i386/i386.md (cmpcc): New.
10362 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
10363 (sync_compare_and_swap_cc*): Delete.
10365 * config/s390/s390.c (s390_compare_emitted): Remove.
10366 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
10367 s390_compare_emitted used to be handled. Assert that modes match.
10368 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
10369 refer to sync_compare_and_swap_ccsi.
10370 * config/s390/s390.h (s390_compare_emitted): Remove.
10371 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
10372 instead of s390_compare_emitted.
10373 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
10374 instead of s390_compare_emitted.
10375 * config/s390/s390.md (cmpcc): New.
10376 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
10377 CC_REGNUM, do not pretend it's set.
10378 (sync_compare_and_swap_cc*): Delete.
10379 * config/s390/predicates.md (cc_reg_operand): New.
10381 * expr.c (sync_compare_and_swap_cc): Delete.
10382 * optabs.h (sync_compare_and_swap_cc): Delete.
10383 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10384 is being used with can_compare_p.
10385 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10386 (find_cc_set): New.
10387 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10388 look for a MODE_CC set instead. Use emit_store_flag.
10389 (expand_compare_and_swap_loop): Likewise, with some additional
10390 complication to avoid a force_reg when useless. Use
10391 emit_cmp_and_jump_insns.
10392 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10393 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10394 sync_compare_and_swap documentation.
10396 2009-04-09 Jan Hubicka <jh@suse.cz>
10398 * except.c (find_prev_try): Break out from ....
10399 (duplicate_eh_regions): ... here; properly update prev_try pointers
10400 when duplication part of tree.
10401 (dump_eh_tree): Improve dumping.
10402 (verify_eh_region): New.
10403 (verify_eh_tree): Use it.
10405 2009-04-06 Richard Guenther <rguenther@suse.de>
10407 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10408 &ARRAY addresses by adjusting their types and prepending
10410 * tree-cfg.c (verify_gimple_assign_single): Verify that
10411 addresses are correct.
10413 2009-04-09 Richard Guenther <rguenther@suse.de>
10415 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10416 indices into an array reference if possible.
10417 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10418 Fold POINTER_PLUS_EXPR statements with invariant address.
10420 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10423 * config.gcc (powerpc64-*-linux*): Always build biarch.
10425 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10428 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10429 it and pedwarn if this results in an INTEGER_CST.
10431 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10433 * doc/install.texi: Update minimum GMP version. Remove obsolete
10434 text in MPFR section.
10436 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10438 * dwarf2out.c (class_scope_p): New static inline.
10439 (class_or_namespace_scope_p): Use it.
10440 (gen_variable_die): Use DW_TAG_member tag for static data member
10441 declarations instead of DW_TAG_variable.
10443 PR middle-end/39573
10444 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10447 2009-04-08 Richard Guenther <rguenther@suse.de>
10449 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10450 valueize random data.
10452 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10454 * config.gcc (aix tm_file): Add aix-stdint.h.
10455 (aix tm clause use_gcc_stdint): Set to wrap.
10456 * config/rs6000/aix-stdint.h: New file.
10458 2009-04-08 Richard Guenther <rguenther@suse.de>
10460 PR middle-end/36291
10461 * tree-dfa.c (add_referenced_var): Do not recurse into
10462 global initializers.
10463 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10465 (fold_const_aggregate_ref): Likewise.
10467 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10469 * recog.c (ordered_comparison_operator): New.
10470 * gensupport.c (std_preds): Add it.
10471 * doc/md.texi (Machine-Independent Predicates): Document it.
10473 2009-04-08 Jan Hubicka <jh@suse.cz>
10475 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10476 * function.h (rtl_eh): Remove exception_handler_label_map.
10477 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10478 remove_exception_handler_label, for_each_eh_label_1): Remove.
10479 (rtl_remove_unreachable_regions): Remove.
10480 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10481 (find_exception_handler_labels): Don't build the hashtable.
10482 (maybe_remove_eh_handler): Remove.
10483 (for_each_eh_label): Rewrite to walk the tree.
10484 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10485 * except.h (maybe_remove_eh_handler): Remove.
10486 * passes.c (init_optimization_passes): Schedule second EH cleanup
10488 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10489 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10491 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10493 * genoutput.c (validate_optab_operands): New.
10494 (gen_insn, gen_expand): Call it.
10496 * genflags.c (gen_insn): Detect misused iterators.
10497 (main): Pass line_no to gen_insn, exit with status 1 on error.
10499 * genextract.c (line_no): Make global.
10500 (VEC_safe_set_locstr): Change assertion to error message.
10501 (main): Exit with status 1 on error.
10503 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10507 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10508 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10509 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10510 * c-convert.c (convert): Do not call fold on results of conversion
10511 functions when the result is a C_MAYBE_CONST_EXPR.
10512 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10513 of __builtin_choose_expr.
10514 * c-typeck.c (remove_c_maybe_const_expr): New.
10515 (build_unary_op, build_conditional_expr, build_compound_expr,
10516 build_binary_op, c_objc_common_truthvalue_conversion): Call
10517 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10520 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10522 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10523 CODE to produce a new one. Add a prototype to use fold_convert_const
10525 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10528 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10529 mix declarations and code.
10531 2009-04-08 Ben Elliston <bje@au.ibm.com>
10533 * gcc.c: Replace `CC' with `GCC' throughout.
10535 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10537 * doc/invoke.texi: Document Atom support.
10539 2009-04-07 Jason Merrill <jason@redhat.com>
10542 * c-common.h, c-common.c: Add flag_pretty_templates.
10543 * c-opts.c (c_common_handle_option): Set it.
10544 * c.opt: Add -fno-pretty-templates.
10545 * doc/invoke.texi (C++ Dialect Options): Likewise.
10547 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
10549 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
10550 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
10551 (ia64_expand_builtin): Likewise.
10553 2009-04-07 Martin Jambor <mjambor@suse.cz>
10555 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
10556 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
10557 ADDR_EXPRS are include too.
10559 2009-04-07 Richard Guenther <rguenther@suse.de>
10561 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
10562 decls are only used if passes as parameters or if they are
10563 local statics and the call is not to a builtin.
10564 (call_may_clobber_ref_p_1): Likewise.
10566 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10568 * expr.c (do_store_flag): Remove last argument. Simplify code
10569 to avoid duplication of tests already done by can_compare_p.
10570 (expand_expr_real_1): Adjust caller.
10572 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10574 * optabs.c (can_compare_p): Test the predicate of a
10575 cbranch and cstore pattern.
10577 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10579 * expr.c (convert_move): Use emit_store_flag instead of
10582 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10584 * config/i386/i386.c (ix86_compare_emitted): Remove.
10585 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
10586 ix86_compare_op0 like ix86_compare_emitted used to be handled.
10587 * config/i386/i386.h (ix86_compare_emitted): Remove.
10588 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
10589 instead of ix86_compare_emitted.
10590 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
10592 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
10594 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
10595 Add t-sysroot-suffix to tmake_file.
10596 * config/print-sysroot-suffix.sh: New file.
10597 * config/t-sysroot-suffix: New file.
10599 2009-04-07 Ben Elliston <bje@au.ibm.com>
10601 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
10602 as the latter produces a warning when the target does not support
10605 2009-04-07 Ben Elliston <bje@au.ibm.com>
10607 * dfp.c: Replace type punning assignments with memcpy throughout.
10608 * Makefile.in (dfp.o-warn): Remove.
10610 2009-04-07 Alan Modra <amodra@bigpond.net.au>
10613 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
10614 Include soft-fp/t-softfp after rs6000/t-linux64.
10616 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
10618 * stor-layout.c (set_sizetype): Use the full precision of their
10619 machine mode for bitsize types.
10621 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
10623 * config/i386/i386.md: Revert 2 accidental checkins.
10625 2009-04-06 Joey Ye <joey.ye@intel.com>
10626 Xuepeng Guo <xuepeng.guo@intel.com>
10627 H.J. Lu <hongjiu.lu@intel.com>
10629 Atom pipeline model, tuning and insn selection.
10630 * config.gcc (atom): Add atom config options and target.
10632 * config/i386/atom.md: New.
10634 * config/i386/i386.c (atom_cost): New cost.
10635 (m_ATOM): New macro flag.
10636 (initial_ix86_tune_features): Set m_ATOM.
10637 (x86_accumulate_outgoing_args): Likewise.
10638 (x86_arch_always_fancy_math_387): Likewise.
10639 (processor_target): Add Atom cost.
10640 (cpu_names): Add Atom cpu name.
10641 (override_options): Set Atom ISA.
10642 (ix86_issue_rate): New case PROCESSOR_ATOM.
10643 (ix86_adjust_cost): Likewise.
10645 * config/i386/i386.h (TARGET_ATOM): New target macro.
10646 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
10647 (TARGET_OPT_AGU): New target option.
10648 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
10649 (processor_type): Add PROCESSOR_ATOM.
10651 * config/i386/i386.md (cpu): Add new value "atom".
10652 (use_carry, movu): New attr.
10653 (atom.md): Include atom.md.
10654 (adddi3_carry_rex64): Set attr "use_carry".
10655 (addqi3_carry): Likewise.
10656 (addhi3_carry): Likewise.
10657 (addsi3_carry): Likewise.
10658 (*addsi3_carry_zext): Likewise.
10659 (subdi3_carry_rex64): Likewise.
10660 (subqi3_carry): Likewise.
10661 (subhi3_carry): Likewise.
10662 (subsi3_carry): Likewise.
10663 (x86_movdicc_0_m1_rex64): Likewise.
10664 (*x86_movdicc_0_m1_se): Likewise.
10665 (x86_movsicc_0_m1): Likewise.
10666 (*x86_movsicc_0_m1_se): Likewise.
10667 (*adddi_1_rex64): Emit add insn as much as possible.
10668 (*addsi_1): Likewise.
10669 (return_internal): Set atom_unit.
10670 (return_internal_long): Likewise.
10671 (return_pop_internal): Likewise.
10672 (*rcpsf2_sse): Set atom_sse_attr attr.
10673 (*qrt<mode>2_sse): Likewise.
10674 (*prefetch_sse): Likewise.
10676 * config/i386/i386-c.c (ix86_target_macros_internal): New case
10678 (ix86_target_macros_internal): Likewise.
10680 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
10681 (*prefetch_sse_rex): Likewise.
10682 (sse_rcpv4sf2): Likewise.
10683 (sse_vmrcpv4sf2): Likewise.
10684 (sse_sqrtv4sf2): Likewise.
10685 (<sse>_vmsqrt<mode>2): Likewise.
10686 (sse_ldmxcsr): Likewise.
10687 (sse_stmxcsr): Likewise.
10688 (*sse_sfence): Likewise.
10689 (sse2_clflush): Likewise.
10690 (*sse2_mfence): Likewise.
10691 (*sse2_lfence): Likewise.
10692 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
10693 (<sse>_movup<ssemodesuffixf2c>): Likewise.
10694 (avx_movdqu<avxmodesuffix>): Likewise.
10695 (avx_lddqu<avxmodesuffix>): Likewise.
10696 (sse2_movntv2di): Change attr "type" to "ssemov".
10697 (sse2_movntsi): Likewise.
10698 (rsqrtv8sf2): Change attr "type" to "sseadd".
10699 (sse3_addsubv2df3): Set attr "atom_unit".
10700 (sse3_h<plusminus_insn>v4sf3): Likewise.
10701 (*sse2_pmaddwd): Likewise.
10702 (*vec_extractv2di_1_rex64): Likewise.
10703 (*vec_extractv2di_1_avx): Likewise.
10704 (sse2_psadbw): Likewise.
10705 (ssse3_phaddwv8hi3): Likewise.
10706 (ssse3_phaddwv4hi3): Likewise.
10707 (ssse3_phadddv4si3): Likewise.
10708 (ssse3_phadddv2si3): Likewise.
10709 (ssse3_phaddswv8hi3): Likewise.
10710 (ssse3_phaddswv4hi3): Likewise.
10711 (ssse3_phsubwv8hi3): Likewise.
10712 (ssse3_phsubwv4hi3): Likewise.
10713 (ssse3_phsubdv4si3): Likewise.
10714 (ssse3_phsubdv2si3): Likewise.
10715 (ssse3_phsubswv8hi3): Likewise.
10716 (ssse3_phsubswv4hi3): Likewise.
10717 (ssse3_pmaddubsw128): Likewise.
10718 (sse3_pmaddubsw: Likewise.
10719 (ssse3_palignrti): Likewise.
10720 (ssse3_palignrdi): Likewise.
10722 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
10724 * doc/install.texi (Specific): Fix two cross-references to MinGW.
10726 2009-04-06 Richard Guenther <rguenther@suse.de>
10728 PR tree-optimization/28868
10729 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
10730 of which PHI results we inserted.
10731 (insert_into_preds_of_block): Record inserted PHIs.
10732 (eliminate): Eliminate redundant PHI nodes.
10733 (init_pre): Init inserted_phi_names.
10735 2009-04-06 Richard Guenther <rguenther@suse.de>
10737 PR tree-optimization/39643
10738 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
10739 IMAGPART_EXPRs of complex constants.
10740 (execute_fold_all_builtins): If we folded a call queue
10741 TODO_update_address_taken.
10743 2009-04-06 Jan Hubicka <jh@suse.cz>
10745 PR middle-end/39659
10746 * except.c (remove_unreachable_regions): Propagate may_contain_throw
10749 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
10751 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
10753 (ic_invalidate_array): Likewise.
10755 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
10757 * calls.c (emit_library_call_value_1): Fix a problem with parameter
10758 alignment for library calls.
10760 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
10762 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
10763 (mingw32 tm clause use_gcc_stdint): Set to wrap.
10764 * config/i386/mingw-stdint.h: New file.
10766 2009-04-05 Richard Guenther <rguenther@suse.de>
10768 PR tree-optimization/39648
10769 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
10770 our &A vs. &A[0] IL deficiencies.
10772 2009-04-04 Jan Hubicka <jh@suse.cz>
10774 * except.c (sjlj_find_directly_reachable_regions): Be ready for
10775 removed toplevel regions.
10776 (sjlj_mark_call_sites): Likewise.
10778 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
10780 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
10781 (cygwin tm clause use_gcc_stdint): Set to wrap.
10782 * config/i386/cygwin-stdint.h: New file.
10784 2009-04-04 Richard Guenther <rguenther@suse.de>
10786 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
10787 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
10788 single-argument PHIs if we are in loop-closed SSA form.
10789 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
10790 for the pre-condition.
10791 (slpeel_tree_peel_loop_to_edge): Likewise.
10792 (vect_build_loop_niters): Take an optional sequence to append stmts.
10793 (vect_generate_tmps_on_preheader): Likewise.
10794 (vect_do_peeling_for_loop_bound): Take extra guards for the
10796 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
10797 the cost model check.
10798 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
10799 guards if we are going to peel. Do not apply versioning in that case.
10800 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
10801 (vect_do_peeling_for_loop_bound): Likewise.
10802 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
10803 loop bound only record extra pre-conditions, do not apply loop
10806 2009-04-04 Richard Guenther <rguenther@suse.de>
10808 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
10811 2009-04-04 Jan Hubicka <jh@suse.cz>
10813 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10814 last_basic_block for size of bb->index indexed array.
10815 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
10816 compute_out, link_btr_uses, build_btr_def_use_webs,
10817 build_btr_def_use_webs, migrate_btr_defs): Likewise.
10819 2009-04-04 Jan Hubicka <jh@suse.cz>
10821 * except.c (remove_eh_handler_and_replace): Break out from ...
10822 (remove_eh_handler): ... here.
10823 (bring_to_root): New function.
10824 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
10825 handled ones, bring others to root of tree.
10827 2009-04-04 Jan Hubicka <jh@suse.cz>
10829 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
10830 (all_phis_safe_to_merge): New function.
10831 (update_info): New structure.
10832 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
10833 (cleanup_empty_eh): Update SSA if possible.
10835 2009-04-04 Richard Guenther <rguenther@suse.de>
10837 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
10838 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
10839 (append_vuse): Likewise.
10841 2009-04-04 Jakub Jelinek <jakub@redhat.com>
10843 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
10844 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
10845 instead of REG_UNSAVED for DW_CFA_undefined.
10846 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
10847 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
10850 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
10853 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
10854 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
10855 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
10857 2009-04-04 Richard Guenther <rguenther@suse.de>
10859 PR tree-optimization/8781
10860 PR tree-optimization/37892
10861 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
10862 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
10863 (valueize_refs): Call it for *& valueizations.
10864 (shared_reference_ops_from_ref): Rename to ...
10865 (valueize_shared_reference_ops_from_ref): ... this and valueize.
10866 (shared_reference_ops_from_call): Rename to ...
10867 (valueize_shared_reference_ops_from_call): ... this and valueize.
10868 (vn_reference_lookup): Update.
10869 (visit_reference_op_call): Likewise.
10870 * tree-ssa-pre.c (phi_translate_1): Fold *&.
10871 (eliminate): Value-replace the call address in call statements.
10873 2009-04-04 Richard Guenther <rguenther@suse.de>
10875 PR tree-optimization/39636
10876 * tree-ssa-forwprop.c
10877 (forward_propagate_addr_into_variable_array_index): Check for
10878 GIMPLE_ASSIGN before accessing the rhs code.
10880 2009-04-03 Jason Merrill <jason@redhat.com>
10882 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
10884 2009-04-03 Steve Ellcey <sje@cup.hp.com>
10886 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
10887 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
10888 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
10889 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
10890 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
10891 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
10892 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
10893 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
10894 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
10895 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
10896 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
10897 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
10898 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
10899 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
10900 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
10901 Use fr_reg_or_fp01_operand instead of fr_register_operand
10903 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
10904 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
10905 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
10907 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
10909 PR rtl-optimization/39607
10910 PR rtl-optimization/39631
10914 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10915 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10916 instead of DF_LR_OUT.
10917 * ira-lives.c (process_bb_node_lives): Ditto.
10918 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10919 instead of DF_LR_{OUT,IN}.
10920 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10921 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10923 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
10925 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
10926 (execute_lower_omp): Always run but take the short way out if -fopenmp
10928 (gate_lower_omp): Remove, forcing the pass manager to always run the
10929 pass and always set PROP_gimple_lomp.
10930 (pass_lower_omp): Remove gate function.
10931 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
10932 PROP_trees. Instead, require it.
10933 * ipa-cp.c (pass_ipa_cp): Likewise.
10934 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
10935 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
10936 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
10937 and PROP_gimple_leh.
10939 2009-04-03 Richard Guenther <rguenther@suse.de>
10941 PR middle-end/13146
10942 PR tree-optimization/23940
10943 PR tree-optimization/33237
10944 PR middle-end/33974
10945 PR middle-end/34093
10946 PR tree-optimization/36201
10947 PR tree-optimization/36230
10948 PR tree-optimization/38049
10949 PR tree-optimization/38207
10950 PR tree-optimization/38230
10951 PR tree-optimization/38301
10952 PR tree-optimization/38585
10953 PR middle-end/38895
10954 PR tree-optimization/38985
10955 PR tree-optimization/39299
10956 * tree-ssa-structalias.h: Remove.
10957 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
10958 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
10959 (struct vuse_element_d): Remove.
10960 (struct vuse_vec_d): Likewise.
10961 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
10962 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
10963 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
10964 VUSE_ELEMENT_VAR): Likewise.
10965 (struct voptype_d): Likewise.
10966 (NUM_VOP_FREE_BUCKETS): Likewise.
10967 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
10968 (struct stmt_operands_d): Remove.
10969 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
10970 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
10971 VDEF_NUM, VDEF_VECT): Likewise.
10972 (copy_virtual_operands): Remove.
10973 (operand_build_cmp): Likewise.
10974 (create_ssa_artificial_load_stmt): Likewise.
10975 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
10976 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
10977 vuse_index and mayuse_index members. Pack and move done and iter_type
10978 members to the front.
10979 (SSA_OP_VMAYUSE): Remove.
10980 (SSA_OP_VIRTUAL_USES): Adjust.
10981 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
10982 (unlink_stmt_vdef): Declare.
10983 (add_to_addressable_set): Remove.
10984 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
10985 (vrp_visit_stmt): Likewise.
10986 * doc/tree-ssa.texi (Alias analysis): Update.
10987 * doc/invoke.texi (max-aliased-vops): Remove docs.
10988 (avg-aliased-vops): Likewise.
10989 * tree-into-ssa.c (syms_to_rename): Remove.
10990 (need_to_update_vops_p): Likewise.
10991 (need_to_initialize_update_ssa_p): Rename to ...
10992 (update_ssa_initialized_fn): ... this. Track function we are
10994 (symbol_marked_for_renaming): Simplify.
10995 (add_new_name_mapping): Do not set need_to_update_vops_p.
10996 (dump_currdefs): Use SYMS_TO_RENAME.
10997 (rewrite_update_stmt): Always walk all uses/defs.
10998 (dump_update_ssa): Adjust.
10999 (init_update_ssa): Take function argument. Track what we are
11001 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
11002 (create_new_def_for): Initialize for cfun, assert we are initialized
11004 (mark_sym_for_renaming): Simplify.
11005 (mark_set_for_renaming): Do not initialize update-ssa.
11006 (need_ssa_update_p): Simplify. Take function argument.
11007 (name_mappings_registered_p): Assert we ask for the correct function.
11008 (name_registered_for_update_p): Likewise.
11009 (ssa_names_to_replace): Likewise.
11010 (release_ssa_name_after_update_ssa): Likewise.
11011 (update_ssa): Likewise. Use SYMS_TO_RENAME.
11012 (dump_decl_set): Do not print a newline.
11013 (debug_decl_set): Do it here.
11014 (dump_update_ssa): And here.
11015 * tree-ssa-loop-im.c (move_computations): Adjust.
11016 (movement_possibility): Likewise.
11017 (determine_max_movement): Likewise.
11018 (gather_mem_refs_stmt): Likewise.
11019 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
11020 or NAME_MEMORY_TAG.
11021 * tree-complex.c (update_all_vops): Remove.
11022 (expand_complex_move): Adjust.
11023 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
11024 Simplify test for memory referencing statement. Exclude
11025 non-invariant ADDR_EXPRs.
11026 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
11027 * tree-loop-distribution.c (generate_memset_zero): Adjust.
11028 (rdg_flag_uses): Likewise.
11029 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
11031 (tree_optimize_tail_calls_1): Also split the
11032 edge from the entry block if we have degenerate PHI nodes in
11033 the first basic block.
11034 * tree.c (init_ttree): Remove memory-tag related code.
11035 (tree_code_size): Likewise.
11036 (tree_node_structure): Likewise.
11037 (build7_stat): Re-write to be build6_stat.
11038 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
11039 (SSA_VAR_P): Adjust.
11040 (struct tree_memory_tag): Remove.
11041 (struct tree_memory_partition_tag): Likewise.
11042 (union tree_node): Adjust.
11043 (build7): Re-write to be build6.
11044 * tree-pass.h (pass_reset_cc_flags): Remove.
11045 (TODO_update_address_taken): New flag.
11046 (pass_simple_dse): Remove.
11047 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
11048 * params.h (MAX_ALIASED_VOPS): Remove.
11049 (AVG_ALIASED_VOPS): Likewise.
11050 * omp-low.c (expand_omp_taskreg): Update SSA form.
11051 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
11052 aliases the lhs in a copy stmt.
11053 * tree-ssa-dse.c (struct address_walk_data): Remove.
11054 (memory_ssa_name_same): Likewise.
11055 (memory_address_same): Likewise.
11056 (get_kill_of_stmt_lhs): Likewise.
11057 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
11058 unused stores. Look through PHI nodes into post-dominated regions.
11059 (dse_optimize_stmt): Simplify. Properly remove stores.
11060 (tree_ssa_dse): Compute dominators.
11061 (execute_simple_dse): Remove.
11062 (pass_simple_dse): Likewise.
11063 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
11064 gimple_loaded_syms and gimple_stored_syms computation.
11065 * toplev.c (dump_memory_report): Dump alias and pta stats.
11066 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
11067 (vn_reference_eq): Likewise.
11068 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
11069 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
11070 valueize_vuses): Remove.
11071 (get_def_ref_stmt_vuses): Simplify. Rename to ...
11072 (get_def_ref_stmt_vuse): ... this.
11073 (vn_reference_lookup_2): New function.
11074 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
11075 walking equivalent vuses. Simplify.
11076 (vn_reference_lookup): Likewise.
11077 (vn_reference_insert): Likewise.
11078 (vn_reference_insert_pieces): Likewise.
11079 (visit_reference_op_call): Simplify.
11080 (visit_reference_op_load): Likewise.
11081 (visit_reference_op_store): Likewise.
11082 (init_scc_vn): Remove shared_lookup_vuses initialization.
11083 (free_scc_vn): Remove shared_lookup_vuses freeing.
11084 (sort_vuses, sort_vuses_heap): Remove.
11085 (get_ref_from_reference_ops): Export.
11086 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
11087 vector with single vuse pointer.
11088 (vn_reference_lookup_pieces, vn_reference_lookup,
11089 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
11090 (shared_vuses_from_stmt): Remove.
11091 (get_ref_from_reference_ops): Declare.
11092 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
11093 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
11094 memory-tag related code.
11095 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
11096 (likely_value): Add comment, skip static-chain of call statements.
11097 (surely_varying_stmt_p): Adjust.
11098 (gimplify_and_update_call_from_tree): Likewise.
11099 (execute_fold_all_builtins): Do not rebuild alias info.
11100 (gimplify_and_update_call_from_tree): Properly update VOPs.
11101 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
11102 (copy_ref_info): Remove memory-tag related code.
11103 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
11104 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
11105 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
11107 * tree-ssa-dom.c (gimple_p): Remove typedef.
11108 (eliminate_redundant_computations): Adjust.
11109 (record_equivalences_from_stmt): Likewise.
11110 (avail_expr_hash): Likewise.
11111 (avail_expr_eq): Likewise.
11112 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
11113 (stmt_makes_single_load): Likewise.
11114 (stmt_makes_single_store): Likewise.
11115 * tree-ssa-alias.c: Rewrite completely.
11116 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
11117 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
11118 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
11119 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
11120 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
11121 Remove public functions.
11122 (pass_reset_cc_flags): Remove.
11123 (pass_build_alias): Move ...
11124 * tree-ssa-structalias.c (pass_build_alias): ... here.
11125 * tree-ssa-alias.c (may_be_aliased): Move ...
11126 * tree-flow-inline.h (may_be_aliased): ... here.
11127 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
11128 count_uses_and_derefs): Move ...
11129 * gimple.c: ... here.
11130 * gimple.h (count_uses_and_derefs): Declare.
11131 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
11132 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
11133 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
11134 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
11135 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
11136 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
11137 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
11139 * tree-dfa.c (refs_may_alias_p): Move ...
11140 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
11141 * tree-ssa-alias.h: New file.
11142 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
11143 (statement_sink_location): Likewise.
11144 * opts.c (decode_options): Do not adjust max-aliased-vops or
11145 avg-aliased-vops values.
11146 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
11147 (TV_CALL_CLOBBER): Likewise.
11148 (TV_FLOW_SENSITIVE): Likewise.
11149 (TV_FLOW_INSENSITIVE): Likewise.
11150 (TV_MEMORY_PARTITIONING): Likewise.
11151 (TV_ALIAS_STMT_WALK): New timevar.
11152 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
11153 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
11154 (get_address_description): Remove memory-tag related code.
11155 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
11156 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
11157 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
11158 and immediate uses in statements. Document.
11159 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
11160 (dump_symbols): Remove.
11161 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
11162 * alias.c (get_deref_alias_set): New function split out from ...
11163 (get_alias_set): ... here.
11164 * alias.h (get_deref_alias_set): Declare.
11165 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
11166 type parameter. Remove restrict pointer handling. Create a
11167 ref-all pointer in case type-based alias sets do not conflict.
11168 (vect_analyze_data_refs): Remove SMT related code.
11169 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
11170 (vectorizable_load): Likewise.
11171 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
11172 (DR_SYMBOL_TAG, DR_VOPS): Remove.
11173 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
11174 Ignore vops and SMTs.
11175 (dr_analyze_alias): Likewise..
11176 (free_data_ref): Likewise.
11177 (create_data_ref): Likewise.
11178 (analyze_all_data_dependences): Likewise.
11179 (get_references_in_stmt): Adjust.
11180 * tree-flow-inline.h (gimple_aliases_computed_p,
11181 gimple_addressable_vars, gimple_call_clobbered_vars,
11182 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
11183 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
11184 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
11185 gimple_mem_ref_stats): Remove.
11186 (gimple_vop): New function.
11187 (op_iter_next_use): Remove vuses and mayuses cases.
11188 (op_iter_next_def): Remove vdefs case.
11189 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
11190 (clear_and_done_ssa_iter): Do not set removed fields.
11191 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
11192 Assert we are not iterating over vuses or vdefs if not also
11193 iterating over uses or defs.
11194 (op_iter_init_use): Likewise.
11195 (op_iter_init_def): Likewise.
11196 (op_iter_next_vdef): Remove.
11197 (op_iter_next_mustdef): Likewise.
11198 (op_iter_init_vdef): Likewise.
11199 (compare_ssa_operands_equal): Likewise.
11200 (link_use_stmts_after): Handle vuse operand.
11201 (is_call_used): Use is_call_clobbered.
11202 (is_call_clobbered): Global variables are always call clobbered,
11203 query the call-clobbers bitmap.
11204 (mark_call_clobbered): Ignore global variables.
11205 (clear_call_clobbered): Likewise.
11206 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
11207 virtual operands sanity check.
11208 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
11210 (TARGET_MEM_REF): Remove TMR_TAG operand.
11211 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
11212 Remove call-clobber related code.
11213 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
11214 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
11215 partitions or escape reason.
11216 (get_single_def_stmt, get_single_def_stmt_from_phi,
11217 get_single_def_stmt_with_phi): Remove.
11218 (dump_referenced_vars): Tidy.
11219 (get_ref_base_and_extent): Allow bare decls.
11220 (collect_dfa_stats): Adjust.
11221 * graphite.c (rename_variables_in_stmt): Adjust.
11222 (graphite_copy_stmts_from_block): Likewise.
11223 (translate_clast): Likewise.
11224 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
11226 (translate_vuse_through_block): Use the oracle.
11227 (phi_translate_1): Adjust.
11228 (value_dies_in_block_x): Use the oracle. Cache the outcome
11230 (valid_in_sets): Check if the VUSE for
11231 a REFERENCE is available.
11232 (eliminate): Do not remove stmts during elimination,
11233 instead queue and remove them afterwards.
11234 (do_pre): Do not rebuild alias info.
11235 (pass_pre): Run TODO_rebuild_alias before PRE.
11236 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
11237 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
11238 (mark_all_v_defs_stmt): Remove.
11239 (mark_all_v_defs_seq): Adjust.
11240 (sra_replace): Likewise.
11241 (scalarize_use): Likewise.
11242 (scalarize_copy): Likewise.
11243 (scalarize_init): Likewise.
11244 (scalarize_ldst): Likewise.
11245 (todoflags): Remove.
11246 (tree_sra): Do not rebuild alias info.
11247 (tree_sra_early): Adjust.
11248 (pass_sra): Run TODO_update_address_taken before SRA.
11249 * tree-predcom.c (set_alias_info): Remove.
11250 (prepare_initializers_chain): Do not call it.
11251 (mark_virtual_ops_for_renaming): Adjust.
11252 (mark_virtual_ops_for_renaming_list): Remove.
11253 (initialize_root_vars): Adjust.
11254 (initialize_root_vars_lm): Likewise.
11255 (prepare_initializers_chain): Likewise.
11256 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
11257 (may_propagate_copy_into_stmt): Likewise.
11258 (merge_alias_info): Do nothing for now.
11259 (propagate_tree_value_into_stmt): Adjust.
11260 (stmt_may_generate_copy): Likewise.
11261 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
11262 not mark symbols for renaming.
11263 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
11264 with the same statement, make sure to update the new pointed-to one.
11265 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
11266 call statements, do not mark symbols for renaming.
11267 (mark_operand_necessary): Dump something.
11268 (ref_may_be_aliased): New function.
11269 (mark_aliased_reaching_defs_necessary_1): New helper function.
11270 (mark_aliased_reaching_defs_necessary): Likewise.
11271 (mark_all_reaching_defs_necessary_1): Likewise.
11272 (mark_all_reaching_defs_necessary): Likewise.
11273 (propagate_necessity): Do not process virtual PHIs. For
11274 non-aliased loads mark all reaching definitions as necessary.
11275 For aliased loads and stores mark the immediate dominating
11276 aliased clobbers as necessary.
11277 (visited): New global static.
11278 (perform_tree_ssa_dce): Free visited bitmap after propagating
11280 (remove_dead_phis): Perform simple dead virtual PHI removal.
11281 (remove_dead_stmt): Properly unlink virtual operands when
11283 (eliminate_unnecessary_stmts): Schedule PHI removal after
11285 * tree-ssa-ter.c (is_replaceable_p): Adjust.
11286 (process_replaceable): Likewise.
11287 (find_replaceable_in_bb): Likewise.
11288 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
11289 based on the single gimple vop.
11290 (verify_flow_insensitive_alias_info): Remove.
11291 (verify_flow_sensitive_alias_info): Likewise.
11292 (verify_call_clobbering): Likewise.
11293 (verify_memory_partitions): Likewise.
11294 (verify_alias_info): Likewise.
11295 (verify_ssa): Adjust..
11296 (execute_update_addresses_taken): Export. Update SSA
11297 manually. Optimize only when optimizing. Use a local bitmap.
11298 (pass_update_address_taken): Remove TODO_update_ssa, add
11300 (pass_update_address_taken): Just use TODO_update_address_taken.
11301 (init_tree_ssa): Do not initialize addressable_vars.
11302 (verify_ssa): Verify new VUSE / VDEF properties.
11303 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
11304 Do not call verify_alias_info.
11305 (delete_tree_ssa): Clear the VUSE, VDEF operands.
11306 Do not free the loaded and stored syms bitmaps. Reset the escaped
11307 and callused solutions. Do not free addressable_vars.
11308 Remove memory-tag related code.
11309 (warn_uninitialized_var): Aliases are always available.
11310 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
11311 * lambda-code.c (can_put_in_inner_loop): Adjust.
11312 (can_put_after_inner_loop): Likewise.
11313 (perfect_nestify): Likewise.
11314 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
11315 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
11316 (vectorizable_conversion): Do not mark symbols for renaming.
11317 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
11318 (expand_call_inline): Unlink the calls virtual operands before
11320 (tree_function_versioning): Do not call update_ssa if we are not
11321 updating clones. Simplify.
11322 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
11323 (propagate_with_phi): Likewise..
11324 * tree-outof-ssa.c (create_temp): Remove memory tag and call
11325 clobber code. Assert we are not aliased or global.
11326 * tree-flow.h: Include tree-ssa-alias.h
11327 (enum escape_type): Remove.
11328 (struct mem_sym_stats_d): Likewise.
11329 (struct mem_ref_stats_d): Likewise.
11330 (struct gimple_df): Add vop member. Remove global_var,
11331 call_clobbered_vars, call_used_vars, addressable_vars,
11332 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
11333 escaped and callused members.
11334 (struct ptr_info_def): Remove all members, add points-to solution
11336 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
11337 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
11338 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
11339 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
11340 (tree-ssa-alias.o): Likewise.
11341 (toplev.o): Add tree-ssa-alias.h
11342 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
11343 * gimple.c (gimple_set_bb): Fix off-by-one error.
11344 (is_gimple_reg): Do not handle memory tags.
11345 (gimple_copy): Also copy virtual operands.
11346 Delay updating the statement. Do not reset loaded and stored syms.
11347 (gimple_set_stored_syms): Remove.
11348 (gimple_set_loaded_syms): Likewise.
11349 (gimple_call_copy_skip_args): Copy the virtual operands
11350 and mark the new statement modified.
11351 * tree-ssa-structalias.c (may_alias_p): Remove.
11352 (set_uids_in_ptset): Take the alias set to prune with as
11353 parameter. Fold in the alias test of may_alias_p.
11354 (compute_points_to_sets): Compute whether a ptr is dereferenced
11355 in a local sbitmap.
11356 (process_constraint): Deal with &ANYTHING on the lhs, reject all
11357 other ADDRESSOF constraints on the lhs.
11358 (get_constraint_for_component_ref): Assert that we don't get
11359 ADDRESSOF constraints from the base of the reference.
11360 Properly generate UNKNOWN_OFFSET for DEREF if needed.
11361 (struct variable_info): Remove collapsed_to member.
11362 (get_varinfo_fc): Remove.
11363 (new_var_info): Do not set collapsed_to.
11364 (dump_constraint): Do not follow cycles.
11365 (dump_constraint_graph): Likewise.
11366 (build_pred_graph): Likewise.
11367 (build_succ_graph): Likewise.
11368 (rewrite_constraints): Likewise.
11369 (do_simple_structure_copy): Remove.
11370 (do_rhs_deref_structure_copy): Remove.
11371 (do_lhs_deref_structure_copy): Remove.
11372 (collapse_rest_of_var): Remove.
11373 (do_structure_copy): Re-implement.
11374 (pta_stats): New global variable.
11375 (dump_pta_stats): New function.
11376 (struct constraint_expr): Make offset signed.
11377 (UNKNOWN_OFFSET): Define special value.
11378 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
11379 (solution_set_expand): New helper function split out from ...
11380 (do_sd_constraint): ... here.
11381 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11382 (do_ds_constraint): Likewise.
11383 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11384 and CALLUSED = *CALLUSED.
11385 (set_union_with_increment): Make inc argument signed.
11386 (type_safe): Remove.
11387 (get_constraint_for_ptr_offset): Handle unknown and negative
11389 (first_vi_for_offset): Handle offsets before start. Bail
11390 out early for offsets beyond the variable extent.
11391 (first_or_preceding_vi_for_offset): New function.
11392 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11393 Together with ESCAPED = *ESCAPED this properly computes reachability.
11394 (find_what_var_points_to): New function.
11395 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11396 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11397 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11398 pt_solutions_intersect): New functions.
11399 (compute_call_used_vars): Remove.
11400 (compute_may_aliases): New main entry into PTA computation.
11401 * gimple.h (gimple_p): New typedef.
11402 (struct gimple_statement_base): Remove references_memory_p.
11403 (struct gimple_statement_with_memory_ops_base): Remove
11404 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11406 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11407 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11408 gimple_set_references_memory): Remove.
11409 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11410 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11412 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11413 (verify_expr): Allow RESULT_DECL.
11414 (gimple_duplicate_bb): Do not copy virtual operands.
11415 (gimple_duplicate_sese_region): Adjust.
11416 (gimple_duplicate_sese_tail): Likewise.
11417 (mark_virtual_ops_in_region): Remove.
11418 (move_sese_region_to_fn): Do not call it.
11419 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11420 and pass_simple_dse.
11421 (execute_function_todo): Handle TODO_update_address_taken,
11422 call execute_update_addresses_taken for TODO_rebuild_alias.
11423 (execute_todo): Adjust.
11424 (execute_one_pass): Init dump files early.
11425 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11427 (create_general_new_stmt): Clear vops.
11428 * tree-ssa-reassoc.c (get_rank): Adjust.
11429 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11430 symbols for renaming.
11431 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11432 (PARAM_AVG_ALIASED_VOPS): Likewise.
11433 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11434 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11435 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11436 (operand_build_cmp, copy_virtual_operands,
11437 create_ssa_artificial_load_stmt, add_to_addressable_set,
11438 gimple_add_to_addresses_taken): Remove public functions.
11439 (unlink_stmt_vdef): New function.
11441 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11443 * config.gcc (powerpc-*-linux*): Merge variants.
11445 2009-04-02 Chao-ying Fu <fu@mips.com>
11446 James Grosbach <james.grosbach@microchip.com>
11448 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11449 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11451 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11452 keep_interrupts_masked_p, use_debug_exception_return_p.
11453 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11454 keep_interrupts_masked, use_debug_exception_return.
11455 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11456 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11458 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11459 (mips_print_operand): Process COP0 registers to print $0 .. $31
11460 correctly for GAS to process.
11461 (mips_interrupt_extra_call_saved_reg_p): New function.
11462 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11464 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11465 (mips_compute_frame_info): Add supports for interrupt context that
11466 includes doubleword accumulators and COP0 registers.
11467 (mips_for_each_saved_acc): New function.
11468 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11469 mips_for_each_saved_reg.
11470 (mips_save_reg): Save accumulators.
11471 (mips_kernel_reg_p): A new for_each_rtx callback.
11472 (mips_expand_prologue): Support interrupt handlers.
11473 (mips_restore_reg): Restore accumulators.
11474 (mips_expand_epilogue): Support interrupt handlers.
11475 (mips_can_use_return_insn): Return false for interrupt handlers.
11476 (mips_epilogue_uses): New function.
11477 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11478 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11479 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11480 cop0_move): New instructions.
11481 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11482 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11484 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11486 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11487 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11488 interrupt handlers, we use K0 as the temporary register.
11489 (EPILOGUE_USES): Change to a function call.
11490 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11491 handlers, we use K0 as the temporary register.
11493 * doc/extend.texi (Function Attributes): Document interrupt,
11494 use_shadow_register_set, keep_interrupts_masked,
11495 use_debug_exception_return for MIPS attributes.
11497 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11499 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11500 Remove a number of t-files from tmake_file.
11501 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11502 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11503 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11504 target_prototype, not TARGET_PROTOTYPE.
11505 (LINK_OS_GNU_SPEC): Define.
11506 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11507 and darwin-ldoubdle.c.
11509 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11512 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11513 (cpp_options): Ditto.
11514 (default_compilers): Ditto.
11515 (display_help): Ditto.
11516 (process_command): Ditto.
11517 (do_spec_1): Ditto.
11518 (set_input): Use lbasename instead of duplicate code.
11519 (save_temps_prefix): New static for -save-temps=obj.
11520 (save_temps_length): Ditto.
11522 * doc/invoke.texi (-save-temps=obj): Document new variant to
11523 -save-temps switch.
11525 2009-04-02 Jeff Law <law@redhat.com>
11527 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11530 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11532 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11533 * configure: Regenerated.
11535 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11537 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11538 share the argument list.
11540 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11544 2009-02-12 Diego Novillo <dnovillo@google.com>
11546 * varpool.c (debug_varpool): New.
11547 * cgraph.h (debug_varpool): Declare.
11549 2009-04-02 Jan Hubicka <jh@suse.cz>
11551 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
11554 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11556 * config/i386/i386.c (ix86_abi): Move initialization to ...
11557 (override_options): Here.
11559 2009-04-02 Christian Bruel <christian.bruel@st.com>
11561 * config/sh/sh.c (sh_dwarf_register_span): New function.
11562 (TARGET_DWARF_REGISTER_SPAN): Define.
11563 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
11565 2009-04-02 Ira Rosen <irar@il.ibm.com>
11567 PR tree-optimization/39595
11568 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
11569 interleaved loads group is not greater than the SLP group size.
11571 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11573 * builtins.c (is_builtin_name): New.
11574 (called_as_built_in): Use is_builtin_name.
11575 * tree.h (is_builtin_name): New.
11576 * varasm.c (incorporeal_function_p): Use is_builtin_name
11578 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
11580 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
11582 2009-04-02 Dodji Seketeli <dodji@redhat.com>
11585 * c-decl.c (clone_underlying_type): Move this ...
11586 * c-common.c (set_underlying_type): ... here.
11587 Also, make sure the function properly sets TYPE_STUB_DECL() on
11588 the newly created typedef variant type.
11589 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
11590 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
11593 2009-04-02 Richard Guenther <rguenther@suse.de>
11595 PR tree-optimization/37221
11596 * tree-flow.h (degenerate_phi_result): Declare.
11597 * tree-ssa-dom.c (degenerate_phi_result): Export.
11598 * tree-scalar-evolution.c (analyze_initial_condition): If
11599 the initial condition is defined by a degenerate PHI node
11600 use the degenerate value.
11602 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
11604 PR rtl-optimization/39588
11605 * combine.c (merge_outer_ops): Do not set the constant when this
11607 (simplify_shift_const_1): Do not modify it either in this case.
11609 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
11611 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
11612 tuning is deprecated if -mtune value is set to an Itanium1 variant.
11614 2009-04-01 Janis Johnson <janis187@us.ibm.com>
11617 * c-lex.c (interpret_float): Default (no suffix) is double.
11619 2009-04-1 Xinliang David Li <davidxl@google.com>
11621 * config/i386/i386.c (legitimate_constant_p): Recognize
11622 all one vector constant.
11624 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11626 * config/vax/vax.c: Add #includes to silence warnings.
11627 Change #include order to silence two warnings.
11629 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11631 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
11632 (ASM_SPEC): Pass -k to the assembler for PIC code.
11634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11636 * config.gcc: Add vax-*-linux* to the switch.
11637 * config/vax/linux.h: New file. (TARGET_VERSION,
11638 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
11640 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11642 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
11643 Use predicate macros instead of GET_CODE() == foo.
11644 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
11645 ashlsi3, rotrsi3, <unnamed>): Likewise.
11647 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11649 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
11650 jbbccihi, jbbccisi): Remova trailing whitespace.
11651 * config/vax/constraints.md: Likewise.
11652 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11653 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
11654 * config/vax/predicates.md: Likewise.
11655 * config/vax/vax.c (print_operand_address, vax_output_int_move,
11656 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
11657 * config/vax/vax.h: Likewise.
11658 * config/vax/vax.md (nonlocal_goto): Likewise.
11660 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11662 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
11663 (indirectable_address_p, adjacent_operands_p): Add spaces around
11665 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
11667 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11669 * config/vax/vax.c (legitimate_constant_address_p,
11670 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
11671 index_term_p, reg_plus_index_p, legitimate_address_p,
11672 vax_mode_dependent_address_p): Update comments to match functions
11673 modified by the recent int->bool conversion.
11675 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11677 * config/vax/builtins.md: Update copyright message.
11678 * config/vax/constraints.md: Likewise.
11679 * config/vax/netbsd-elf.h: Likewise.
11680 * config/vax/predicates.md: Likewise.
11681 * config/vax/vax-protos.h: Likewise.
11682 * config/vax/vax.c: Likewise.
11683 * config/vax/vax.h: Likewise.
11684 * config/vax/vax.md: Likewise.
11685 * config/vax/vax.opt: Likewise.
11687 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11689 * config/vax/builtins.md (ffssi2, ffssi2_internal,
11690 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
11691 * config/vax/constraints.md (B, R): Likewise.
11692 * config/vax/predicates.md (external_memory_operand,
11693 nonimmediate_addsub_di_operand): Likewise.
11694 * config/vax/vax.c (vax_output_int_add): Likewise.
11695 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
11696 untyped_call): Likewise.
11698 2009-04-01 Matt Thomas <matt@3am-software.com>
11700 * config/vax/predicates.md: New file.
11701 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
11702 external_const_operand, nonsymbolic_operand, external_memory_operand,
11703 indirect_memory_operand, indexed_memory_operand,
11704 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
11705 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
11707 * config/vax/constraints.md: New file.
11708 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
11710 * config/vax/builtins.md: New file.
11711 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
11712 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
11714 * config/vax/vax.opt (mqmath): Add option.
11715 * config/vax/vax.md (isfx): Extend with DI.
11716 (VAXintQH, VAXintQHSD): Define.
11717 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
11718 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
11719 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
11720 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
11721 (movdi): Update constraints and use vax_output_int_move().
11722 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
11723 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
11724 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
11725 nonlocal_goto): New.
11726 (mov<mode>): Extend accepted operand types.
11727 (subdi3_old): Rename from subdi3, change update constraints and use
11728 a new implementation.
11729 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
11730 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
11731 MOVE_RATIO, CLEAR_RATIO): Define.
11732 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
11733 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
11734 (PRINT_OPERAND): Redefine using a function instead of inlined code.
11735 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
11736 (split_quadword_operands): Make static and really allow variable
11738 (print_operand_address): Update for PIC generation.
11739 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
11740 indexable_address_p, fixup_mathdi_operand,
11741 vax_expand_addsub_di_operands, adjacent_operands_p): New.
11742 (vax_float_literal, legitimate_constant_p,
11743 indirectable_constant_address_p, index_term_p,
11744 reg_plus_index_p): Return bool instead of int.
11745 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
11747 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
11749 (vax_output_conditional_branch): Indent.
11750 (legitimate_constant_address_p, indirectable_constant_address_p,
11751 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
11752 vax_mode_dependent_address_p): Return bool instead of int, update for
11754 * config/vax/vax-protos.h (legitimate_constant_address_p,
11755 legitimate_constant_p, legitimate_address_p,
11756 vax_mode_dependent_address_p): Change declaration to bool.
11757 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
11758 vax_expand_addsub_di_operands, vax_output_int_subtract,
11759 vax_output_movmemsi): Declare.
11760 (split_quadword_operands, vax_float_literal): Delete declaration.
11761 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
11762 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
11763 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
11764 ASM_OUTPUT_DWARF_PCREL): Define.
11765 (ASM_SPEC): Change definition to allow PIC generation.
11767 2009-04-01 Steve Ellcey <sje@cup.hp.com>
11769 * doc/sourcebuild.texi: Update front-end requirements.
11771 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11774 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
11775 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
11776 (booldi3_internal3): Use boolean_or_operator instead of
11779 2009-04-01 Joseph Myers <joseph@codesourcery.com>
11782 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
11783 declarator whose size is not an integer constant expression but
11784 folds to an integer constant, then treat it as a constant
11787 2009-04-01 Richard Guenther <rguenther@suse.de>
11789 * fold-const.c (fold_plusminus_mult_expr): Do not fold
11790 i * 4 + 2 to (i * 2 + 1) * 2.
11792 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11795 * c-parser.c (c_parser_asm_statement): Skip until close paren and
11796 return if c_parser_asm_string_literal returned NULL.
11798 2009-04-01 Nick Clifton <nickc@redhat.com>
11800 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
11802 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
11803 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
11804 other typedefs to avoid conflicts with libgcc2.c. Define labels
11805 to gain 16-bit bit-manipulation functions from libgcc2.c and then
11807 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
11808 to gain 16-bit trapping arithmetic functions from libgcc2.c and
11811 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
11813 * varasm.c (default_function_rodata_section): Declare DOT as
11816 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
11817 Andrey Galkin <agalkin@hypercom.com>
11820 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
11821 Make object_name unique for each process.
11823 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11826 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
11827 addressable variables in the parallel that could go out of scope while
11828 running queued tasks.
11830 2009-04-01 Anatoly Sokolov <aesok@post.ru>
11832 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
11833 (CASE_VALUES_THRESHOLD): Redefine.
11834 * config/avr/avr.c (avr_override_options): Remove initialization of
11835 avr_case_values_threshold variable.
11836 (avr_case_values_threshold): Remove variable. Add new function.
11837 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
11838 * config/avr/avr.opt (mno-tablejump): Remove option.
11839 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
11841 2009-04-01 DJ Delorie <dj@redhat.com>
11843 * varasm.c (default_function_rodata_section): Don't assume
11844 anything about where the first '.' in the section name is.
11846 2009-04-01 Alan Modra <amodra@bigpond.net.au>
11848 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
11849 rs6000_emit_stack_tie.
11851 2009-03-31 Ian Lance Taylor <iant@google.com>
11853 * tree-eh.c (tree_remove_unreachable_handlers): Compare
11854 gimple_code with GIMPLE_RESX, not RESX.
11856 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11858 * c-common.c (c_get_ident): New.
11859 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
11861 2009-04-01 Ben Elliston <bje@au.ibm.com>
11863 * config/rs6000/sysv4.opt (msdata): Improve option description.
11865 2009-03-31 Steve Ellcey <sje@cup.hp.com>
11867 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
11868 (divdf3_internal_lat): Remove.
11869 (divxf3_internal_lat): Remove.
11870 (divxf3_internal_thr): Remove.
11871 (divxf): Use divxf3_internal.
11872 * config/ia64/div.md (divsf3_internal_lat): New.
11873 (divdf3_internal_lat): New.
11874 (divxf3_internal): New.
11876 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11879 * Makefile.in (USE_GCC_STDINT): Define.
11880 (stmp-int-hdrs): Install stdint.h if applicable.
11881 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
11883 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
11884 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
11885 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11886 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11887 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11888 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11889 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11890 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11891 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11892 (c_common_nodes_and_builtins): Initialize
11893 underlying_wchar_type_node. Do not initialize
11894 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
11895 nodes for new types.
11896 (c_stddef_cpp_builtins): Define macros for new types.
11897 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
11899 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
11900 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
11901 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
11902 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
11903 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
11904 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
11905 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
11906 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
11907 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
11908 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
11909 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
11910 int16_type_node, int32_type_node, int64_type_node,
11911 uint8_type_node, uint16_type_node, c_uint32_type_node,
11912 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
11913 int_least32_type_node, int_least64_type_node,
11914 uint_least8_type_node, uint_least16_type_node,
11915 uint_least32_type_node, uint_least64_type_node,
11916 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
11917 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
11918 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
11919 uintptr_type_node): Define.
11920 * c-cppbuiltin.c (builtin_define_constants,
11921 builtin_define_type_minmax): New.
11922 (builtin_define_stdint_macros): Define more macros.
11923 (c_cpp_builtins): Define more limit macros.
11924 (type_suffix): New.
11925 (builtin_define_type_max): Define in terms of
11926 builtin_define_type_minmax. Remove is_long parameter. All
11928 * config.gcc (use_gcc_stdint): Define.
11929 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
11930 Add newlib-stdint.h for generic targets.
11931 * config/glibc-stdint.h, config/newlib-stdint.h,
11932 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
11933 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
11934 * config/score/score.h (UINTPTR_TYPE): Define.
11935 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11936 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11937 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11938 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11939 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11940 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11941 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11942 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11943 * config/spu/spu.h (STDINT_LONG32): Define.
11944 * configure.ac (use_gcc_stdint): Substitute.
11945 * configure: Regenerate.
11946 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
11947 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
11948 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
11949 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
11950 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
11951 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
11952 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
11953 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
11954 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
11955 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
11956 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
11957 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
11958 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
11959 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
11960 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
11961 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
11962 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
11963 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
11964 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
11965 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
11966 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
11967 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
11968 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11969 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11970 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11971 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11972 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11973 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11974 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
11976 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
11978 * loop-iv.c (suitable_set_for_replacement): Renamed from
11979 simplify_using_assignment; changed to return bool and to accept new
11980 args DEST and SRC. Return true iff we find a source/destination pair
11981 that can be used to make a replacement, and fill SRC and DEST if so.
11982 Remove arg ALTERED. Don't deal with altered regs here. All callers
11984 (simplify_using_initial_values): Deal with altered regs here and track
11985 more precisely the effect they have on the validity of our expression.
11987 * loop-iv.c (simplify_using_condition): A condition of the form
11988 (EQ REG CONST) can be used to simply make a substitution.
11989 (simplify_using_initial_values): Keep track of conditions we have seen
11990 and keep using them to simplify new expressions, while applying the
11991 same substitutions to them as to the expression.
11993 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11994 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
11997 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
11998 changed. Use this when trying to improve the upper bound.
11999 Generate the comparison by using simplify_gen_relational.
12001 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
12003 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
12005 (simplify_using_assignment, simplify_using_initial_values): Call
12006 replace_in_expr to make replacements. Call replace_single_def_regs
12007 once on the initial version of the expression.
12009 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12012 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
12014 2009-03-31 Richard Guenther <rguenther@suse.de>
12016 PR middle-end/31029
12017 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
12018 equality comparisons. Fold C - X CMP X if C % 2 == 1.
12020 2009-03-31 Richard Guenther <rguenther@suse.de>
12022 * tree.h (div_if_zero_remainder): Declare.
12023 * fold-const.c (div_if_zero_remainder): Export.
12024 * tree-ssa-forwprop.c
12025 (forward_propagate_addr_into_variable_array_index): Handle
12026 constant array index addition outside of the variable index.
12028 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12031 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
12032 define_splits, floatunssi<mode>2): Require x87 conversions from
12033 DImode to be permitted.
12035 2009-03-31 Joseph Myers <joseph@codesourcery.com>
12037 PR preprocessor/15638
12038 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
12040 2009-03-31 Richard Guenther <rguenther@suse.de>
12042 PR middle-end/23401
12043 PR middle-end/27810
12044 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
12045 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
12046 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
12047 a separate statement.
12048 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
12049 (lookup_tmp_var): Likewise.
12050 (is_gimple_formal_tmp_or_call_rhs): Remove.
12051 (is_gimple_reg_or_call_rhs): Rename to ...
12052 (is_gimple_reg_rhs_or_call): ... this.
12053 (is_gimple_mem_or_call_rhs): Rename to ...
12054 (is_gimple_mem_rhs_or_call): ... this.
12055 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
12056 DECL_GIMPLE_REG_P only if is_formal is true.
12057 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
12058 for non-proper post-modify expression gimplification.
12059 (gimplify_self_mod_expr): For post-modify expressions gimplify
12060 the lvalue to a minimal lvalue.
12061 (rhs_predicate_for): Remove formal temp case.
12062 (gimplify_modify_expr_rhs): Likewise.
12063 (gimplify_addr_expr): Use is_gimple_reg.
12064 (gimplify_expr): Remove formal temp cases.
12065 (gimple_regimplify_operands): Likewise.
12066 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
12067 and FILTER_EXPR like constants.
12068 * gimple.c (walk_gimple_op): Fix val_only initialization, use
12070 (is_gimple_formal_tmp_rhs): Remove.
12071 (is_gimple_reg_rhs): Remove special casing.
12072 (is_gimple_mem_rhs): Fix.
12073 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
12074 (is_gimple_formal_tmp_var): Remove.
12075 (is_gimple_formal_tmp_reg): Likewise.
12076 (is_gimple_min_lval): Allow invariant component ref parts.
12077 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
12078 is_gimple_formal_tmp_reg): Remove declarations.
12079 * tree-cfg.c (verify_expr): Verify that variables with address
12080 taken do not have DECL_GIMPLE_REG_P set.
12081 * tree-mudflap.c (mf_build_check_statement_for): Use
12082 force_gimple_operand instead of gimplify_expr.
12084 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
12086 * modulo-sched.c (sms_schedule_by_order): Pass the actual
12087 schedulable rows to compute_split_row.
12089 2009-03-31 Ben Elliston <bje@au.ibm.com>
12092 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
12095 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12097 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
12098 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
12099 * configure: Regenerate.
12100 * config.in: Regenerate.
12101 * config/rs6000/rs6000.opt (mtls-markers): Add.
12102 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
12103 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
12104 (tls_ld_aix, tls_ld_sysv): Likewise.
12105 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
12106 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
12108 2009-03-31 Alan Modra <amodra@bigpond.net.au>
12110 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
12112 2009-03-30 Jan Hubicka <jh@suse.cz>
12114 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
12116 (tree_remove_unreachable_handlers): Cleanup EH predecestor
12117 detection and label handling.
12119 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12121 * ira-int.h (ira_allocno): Rename left_conflicts_num to
12122 left_conflicts_size.
12123 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
12124 ALLOCNO_LEFT_CONFLICTS_SIZE.
12126 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
12127 remove_allocno_from_bucket_and_push,
12128 allocno_spill_priority_compare, push_allocnos_to_stack,
12129 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12130 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
12131 (setup_allocno_left_conflicts_num): Ditto. Rename to
12132 setup_allocno_left_conflicts_size.
12133 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
12134 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
12135 setup_allocno_left_conflicts_size instead of
12136 setup_allocno_left_conflicts_num.
12138 * ira-build.c (ira_create_allocno): Use
12139 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
12140 ALLOCNO_LEFT_CONFLICTS_NUM.
12142 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
12144 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
12145 instead of DF_LR_OUT.
12147 * ira-lives.c (process_bb_node_lives): Ditto.
12149 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
12150 instead of DF_LR_{OUT,IN}.
12152 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
12154 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
12156 2009-03-30 Jan Hubicka <jh@suse.cz>
12158 * except.c (label_to_region_map): Fix thinko.
12160 2009-03-30 Steve Ellcey <sje@cup.hp.com>
12162 PR middle-end/38237
12163 * tree.h (tree_find_value): New declaration.
12164 * tree.c (tree_find_value): New function.
12165 * varasm.c (assemble_external): Avoid duplicate entries on lists.
12167 2009-03-30 Jakub Jelinek <jakub@redhat.com>
12170 * c-decl.c (struct c_binding): Add locus field.
12171 (bind): Add locus argument, set locus field from it.
12172 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
12173 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
12174 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
12175 implicitly_declare, undeclared_variable, lookup_label,
12176 declare_label, c_make_fname_decl, c_builtin_function,
12177 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
12180 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
12183 * config/i386/i386.c (classify_argument): Check total size of
12186 2009-03-30 Martin Jambor <mjambor@suse.cz>
12188 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
12189 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
12190 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
12193 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
12194 seen_variable_array_ref while also traversing a union.
12196 * tree-inline.c (optimize_inline_calls): Do not call
12197 cgraph_node_remove_callees.
12198 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
12199 (pass_remove_cgraph_callee_edges): New variable.
12200 * passes.c (init_optimization_passes): Add
12201 pass_remove_cgraph_callee_edges after early inlining and before all
12202 late intraprocedural passes.
12204 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
12206 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12208 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
12209 Fix typos in names.
12211 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12213 * combine.c (simplify_comparison): Use have_insn_for.
12214 * dojump.c (do_jump): Likewise.
12216 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12218 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
12219 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
12220 sparc_compare_op0 like sparc_compare_emitted used to be handled.
12221 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
12222 instead of sparc_compare_emitted.
12223 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
12224 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
12225 instead of sparc_compare_emitted.
12227 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12229 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
12230 enter/exit cfglayout mode.
12231 (pass_partition_block): Require it.
12232 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
12233 (combine_instructions): Track basic blocks instead of labels.
12234 (update_cfg_for_uncondjump): New.
12235 (try_combine): Use it. Update jumps after rescanning.
12236 (pass_combine): Require PROP_cfglayout.
12237 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
12239 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12241 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
12242 Provide/destroy PROP_cfglayout respectively.
12243 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
12244 * tree-pass.h (PROP_cfglayout): New.
12246 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
12248 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
12249 fold_convert_const_fixed_from_fixed,
12250 fold_convert_const_fixed_from_int,
12251 fold_convert_const_fixed_from_real, fold_negate_const): Do not
12252 set TREE_CONSTANT_OVERFLOW.
12253 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
12254 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
12256 2009-03-30 Ira Rosen <irar@il.ibm.com>
12258 * tree-vect-loop-manip.c: New file.
12259 * tree-vectorizer.c: Update documentation and included files.
12260 (vect_loop_location): Make extern.
12261 (rename_use_op): Move to tree-vect-loop-manip.c
12262 (rename_variables_in_bb, rename_variables_in_loop,
12263 slpeel_update_phis_for_duplicate_loop,
12264 slpeel_update_phi_nodes_for_guard1,
12265 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
12266 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
12267 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
12268 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
12269 find_loop_location): Likewise.
12270 (new_stmt_vec_info): Move to tree-vect-stmts.c.
12271 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
12272 get_vectype_for_scalar_type, vect_is_simple_use,
12273 supportable_widening_operation, supportable_narrowing_operation):
12275 (bb_in_loop_p): Move to tree-vect-loop.c.
12276 (new_loop_vec_info, destroy_loop_vec_info,
12277 reduction_code_for_scalar_code, report_vect_op,
12278 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
12279 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
12280 (vect_supportable_dr_alignment): Likewise.
12281 * tree-vectorizer.h (tree-data-ref.h): Include.
12282 (vect_loop_location): Declare.
12283 Reorganize function declarations according to the new file structure.
12284 * tree-vect-loop.c: New file.
12285 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
12286 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
12287 * tree-vect-data-refs.c: New file.
12288 * tree-vect-patterns.c (timevar.h): Don't include.
12289 * tree-vect-stmts.c: New file.
12290 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
12291 tree-vect-slp.c, tree-vect-loop.c.
12292 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
12293 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
12294 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
12295 (tree-vect-analyze.o): Remove.
12296 (tree-vect-transform.o): Likewise.
12297 (tree-vect-data-refs.o): Add rule.
12298 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
12299 tree-vect-slp.o): Likewise.
12300 (tree-vect-patterns.o): Remove redundant dependencies.
12301 (tree-vectorizer.o): Likewise.
12302 * tree-vect-slp.c: New file.
12304 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12306 * optc-gen.awk: Warn if an option flag has multiple different
12309 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
12311 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
12312 -floop-block): Document dependences on PPL, CLooG and Graphite.
12314 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12316 PR rtl-optimization/323
12317 * c-common.c (c_fully_fold, convert_and_check,
12318 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
12319 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
12320 * c-common.def (EXCESS_PRECISION_EXPR): New.
12321 * c-cppbuiltin.c (builtin_define_float_constants): Define
12322 constants with enough digits for long double.
12323 * c-lex.c (interpret_float): Interpret constant with excess
12324 precision where appropriate.
12325 * c-opts.c (c_common_post_options): Set
12326 flag_excess_precision_cmdline. Give an error for
12327 -fexcess-precision=standard for C++ for processors where the
12328 option is significant.
12329 * c-parser.c (c_parser_conditional_expression): Handle excess
12330 precision in condition.
12331 * c-typeck.c (convert_arguments): Handle arguments with excess
12333 (build_unary_op): Move excess precision outside operation.
12334 (build_conditional_expr): Likewise.
12335 (build_compound_expr): Likewise.
12336 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
12337 (build_modify_expr): Handle excess precision in RHS.
12338 (convert_for_assignment): Handle excess precision in converted
12340 (digest_init, output_init_element, process_init_element): Handle
12341 excess precision in initializer.
12342 (c_finish_return): Handle excess precision in return value.
12343 (build_binary_op): Handle excess precision in operands and add
12344 excess precision as needed for operation.
12345 * common.opt (-fexcess-precision=): New option.
12346 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
12347 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
12348 For standard excess precision, output explicit conversion to and
12349 truncation from XFmode.
12350 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
12351 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
12352 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
12353 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
12354 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
12355 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
12356 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
12357 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
12358 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
12359 define_splits, sqrt<mode>2): Disable where appropriate for
12360 standard excess precision.
12361 * convert.c (convert_to_real): Do not shorten arithmetic to type
12362 for which excess precision would be used.
12363 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
12364 * doc/invoke.texi (-fexcess-precision=): Document option.
12365 (-mfpmath=): Correct index entry.
12366 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
12367 flag_excess_precision): New.
12368 * langhooks.c (lhd_post_options): Set
12369 flag_excess_precision_cmdline.
12370 * opts.c (common_handle_option): Handle -fexcess-precision=.
12371 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
12372 init_excess_precision): New.
12373 (lang_dependent_init_target): Call init_excess_precision.
12374 * tree.c (excess_precision_type): New.
12375 * tree.h (excess_precision_type): Declare.
12377 2009-03-30 Joseph Myers <joseph@codesourcery.com>
12380 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12381 non-lvalue to component.
12383 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12385 PR preprocessor/34695
12386 * Makefile.in (c-opts.o): Depend on c-tree.h.
12387 * c-common.c: Move down include of diagnostic.h.
12388 (done_lexing, c_cpp_error): New.
12389 * c-common.h (done_lexing): Declare.
12390 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12392 * c-opts.c: Include c-tree.h.
12393 (c_common_init_options): Set preprocessor error callback.
12394 (c_common_handle_option): Do not set preprocessor
12395 inhibit_warnings, warnings_are_errors, warn_system_headers,
12396 pedantic_errors or inhibit_warnings flags.
12397 (c_common_post_options): Do not check cpp_errors (parse_in).
12398 (c_common_finish): Do not output dependencies if there were
12399 errors. Do not check return value of cpp_finish.
12400 * c-ppoutput.c (pp_file_change): Set input_location.
12401 * c-tree.h (c_cpp_error): Declare.
12402 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12404 (diagnostic_build_prefix): Check override_column.
12405 * diagnostic.h (diagnostic_info): Add override_column field.
12406 (diagnostic_override_column): Define.
12408 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12410 * c-common.c (c_expand_expr, c_staticp): Remove.
12411 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12412 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12413 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12414 * c-gimplify.c (gimplify_compound_literal_expr,
12415 optimize_compound_literals_in_ctor): Remove.
12416 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12417 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12418 * c-semantics.c (emit_local_var): Remove.
12420 * langhooks-def.h (lhd_expand_expr): Remove.
12421 * langhooks.c (lhd_expand_expr): Remove.
12422 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12424 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12425 handling from c-semantics.c; don't call into langhook.
12426 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12427 * gimplify.c (gimplify_compound_literal_expr,
12428 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12429 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12430 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12431 as was done in c-gimplify.c.
12432 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12433 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12434 Move from c-common.h.
12435 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12437 * tree.c (staticp): Do not call langhook.
12438 * langhooks.c (lhd_staticp): Delete.
12439 * langhooks-def.h (lhd_staticp): Delete prototype.
12440 (LANG_HOOKS_STATICP): Delete.
12441 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12443 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12444 instead of DECL_STMTs.
12446 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12454 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12456 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12457 contained expression.
12458 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12459 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12460 conditional expressions for C.
12461 (decl_constant_value_for_optimization): Move from
12462 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12463 whether optimizing and that the expression is a VAR_DECL not of
12464 array type instead of doing such checks in the caller. Do not
12465 check pedantic. Call gcc_unreachable for C++.
12466 * c-common.def (C_MAYBE_CONST_EXPR): New.
12467 * c-common.h (c_fully_fold, c_save_expr,
12468 decl_constant_value_for_optimization): New prototypes.
12469 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12470 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12471 EXPR_INT_CONST_OPERANDS): Define.
12472 * c-convert.c (convert): Strip nops from expression.
12473 * c-decl.c (groktypename): Take extra parameters expr and
12474 expr_const_operands. Update call to grokdeclarator.
12475 (start_decl): Update call to grokdeclarator. Add statement for
12476 expressions used in type of decl.
12477 (grokparm): Update call to grokdeclarator.
12478 (push_parm_decl): Update call to grokdeclarator.
12479 (build_compound_literal): Add parameter non_const and build a
12480 C_MAYBE_COSNT_EXPR if applicable.
12481 (grokdeclarator): Take extra parameters expr and
12482 expr_const_operands. Track expressions used in declaration
12483 specifiers and declarators. Fold array sizes and track whether
12484 they are constant expressions and whether they are integer
12485 constant expressions.
12486 (parser_xref_tag): Set expr and expr_const_operands fields in
12488 (grokfield): Update call to grokdeclarator.
12489 (start_function): Update call to grokdeclarator.
12490 (build_null_declspecs): Set expr and expr_const_operands fields in
12492 (declspecs_add_type): Handle expressions in typeof specifiers.
12493 * c-parser.c (c_parser_declspecs): Set expr and
12494 expr_const_operands fields for declaration specifiers.
12495 (c_parser_enum_specifier): Likewise.
12496 (c_parser_struct_or_union_specifier): Likewise.
12497 (c_parser_typeof_specifier): Likewise. Update call to
12498 groktypename. Fold expression as needed. Return expressions with
12499 type instead of adding statements.
12500 (c_parser_attributes): Update calls to c_parser_expr_list.
12501 (c_parser_statement_after_labels): Fold expression before passing
12502 to objc_build_throw_stmt.
12503 (c_parser_condition): Fold expression.
12504 (c_parser_asm_operands): Fold expression.
12505 (c_parser_conditional_expression): Use c_save_expr. Update call
12506 to build_conditional_expr.
12507 (c_parser_alignof_expression): Update call to groktypename.
12508 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12509 original_code. Fold expression argument of va_arg. Create
12510 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12511 argument to va_arg. Update calls to groktypename. Fold array
12512 index for offsetof. Verify that first argument to
12513 __builtin_choose_expr has integer type.
12514 (c_parser_postfix_expression_after_paren_type): Update calls to
12515 groktypename and build_compound_literal. Handle expressions with
12516 side effects in type name.
12517 (c_parser_postfix_expression_after_primary): Update call to
12518 c_parser_expr_list. Set original_code for calls to
12519 __builtin_constant_p.
12520 (c_parser_expr_list): Take extra parameter fold_p. Fold
12521 expressions if requested.
12522 (c_parser_objc_type_name): Update call to groktypename.
12523 (c_parser_objc_synchronized_statement): Fold expression.
12524 (c_parser_objc_receiver): Fold expression.
12525 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12526 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12527 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12528 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12529 (struct c_typespec): Add elements expr and expr_const_operands.
12530 (struct c_declspecs): Add elements expr and expr_const_operands.
12531 (groktypename, build_conditional_expr, build_compound_literal):
12533 (in_late_binary_op): Declare.
12534 * c-typeck.c (note_integer_operands): New function.
12535 (in_late_binary_op): New variable.
12536 (decl_constant_value_for_broken_optimization): Move to c-common.c
12537 and rename to decl_constant_value_for_optimization.
12538 (default_function_array_conversion): Do not strip nops.
12539 (default_conversion): Do not call
12540 decl_constant_value_for_broken_optimization.
12541 (build_array_ref): Do not fold result.
12542 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
12543 result when operand is a VLA.
12544 (c_expr_sizeof_type): Update call to groktypename. Handle
12545 expressions included in type name. Use C_MAYBE_CONST_EXPR for
12546 result when operand names a VLA type.
12547 (build_function_call): Update call to build_compound_literal.
12548 Only fold result for calls to __builtin_* functions. Strip
12549 NOP_EXPR from INTEGER_CST returned from such functions. Fold
12550 the function designator.
12551 (convert_arguments): Fold arguments. Update call to
12552 convert_for_assignment.
12553 (build_unary_op): Handle increment and decrement of
12554 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
12555 decrement earlier. Fold operand of increment and decrement.
12556 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
12557 built for integer operand. Wrap returns that are INTEGER_CSTs
12558 without being integer constant expressions or that have integer
12559 constant operands without being INTEGER_CSTs.
12560 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
12561 (build_conditional_expr): Add operand ifexp_bcp. Track whether
12562 result is an integer constant expression or can be used in
12563 unevaluated parts of one and avoid folding and wrap as
12564 appropriate. Fold operands before possibly doing -Wsign-compare
12566 (build_compound_expr): Wrap result for C99 if operands can be used
12567 in integer constant expressions.
12568 (build_c_cast): Update call to digest_init. Do not ignore
12569 overflow from casting floating-point constants to integers. Wrap
12570 results that could be confused with integer constant expressions,
12571 null pointer constants or floating-point constants.
12572 (c_cast_expr): Update call to groktypename. Handle expressions
12573 included in type name.
12574 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
12575 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
12576 Update calls to convert_for_assignment.
12577 (convert_for_assignment): Take new parameter
12578 null_pointer_constant. Do not strip nops or call
12579 decl_constant_value_for_broken_optimization. Set
12580 in_late_binary_op for conversions to boolean.
12581 (store_init_value): Update call to digest_init.
12582 (digest_init): Take new parameter null_pointer_constant. Do not
12583 call decl_constant_value_for_broken_optimization. pedwarn for
12584 initializers not constant expressions. Update calls to
12585 convert_for_assignment.
12586 (constructor_nonconst): New.
12587 (struct constructor_stack): Add nonconst element.
12588 (really_start_incremental_init, push_init_level, pop_init_level):
12589 Handle constructor_nonconst and nonconst element.
12590 (set_init_index): Call constant_expression_warning for array
12592 (output_init_element): Fold value. Set constructor_nonconst as
12593 applicable. pedwarn for initializers not constant expressions.
12594 Update call to digest_init. Call constant_expression_warning
12595 where constant initializers are required.
12596 (process_init_element): Use c_save_expr.
12597 (c_finish_goto_ptr): Fold expression.
12598 (c_finish_return): Fold return value. Update call to
12599 convert_for_assignment.
12600 (c_start_case): Fold switch expression.
12601 (c_process_expr_stmt): Fold expression.
12602 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
12603 ensure statement expression is not evaluated in constant expression.
12604 (build_binary_op): Track whether results are integer constant
12605 expressions or may occur in such, disable folding and wrap results
12606 as applicable. Fold operands for -Wsign-compare warnings unless
12608 (c_objc_common_truthvalue_conversion): Handle results folded to
12609 integer constants that are not integer constant expressions.
12610 * doc/extend.texi: Document when typeof operands are evaluated,
12611 that condition of __builtin_choose_expr is an integer constant
12612 expression, and more about use of __builtin_constant_p in
12615 2009-03-29 Richard Guenther <rguenther@suse.de>
12617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12618 propagate addresses of array references.
12620 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
12622 * regmove.c (perhaps_ends_bb_p): Remove.
12623 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
12624 from INSN and check that the main loop stays within that basic block.
12625 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
12626 (regmove_forward_pass): Split out from regmove_optimize. Use
12627 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
12628 (regmove_backward_pass): Split out from regmove_optimize. Use
12629 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
12630 (regmove_optimize): Simplify.
12632 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12635 * config/i386/i386.c (classify_argument): Ignore flexible array
12636 member in struct and warn ABI change.
12638 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12640 * config/i386/i386-protos.h (ix86_agi_dependent): New.
12642 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
12643 (ix86_adjust_cost): Updated.
12645 2009-03-29 Jan Hubicka <jh@suse.cz>
12647 PR middle-end/28850
12648 * tree-pass.h (pass_cleanup_eh): New function.
12649 (remove_unreachable_regions): Break code handling RTL
12650 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
12651 that can not be reached by runtime.
12652 (can_be_reached_by_runtime): New function.
12653 (label_to_region_map): New function.
12654 (num_eh_regions): New function.
12655 (rtl_remove_unreachable_regions): New function.
12656 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
12657 (remove_eh_region): New function.
12658 * except.h: Include sbitmap and vecprim.
12659 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
12660 num_eh_regions): Declare.
12661 * passes.c (init_optimization_passes): Schedule cleanup_eh.
12662 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
12663 * tree-eh.c (tree_remove_unreachable_handlers): New function.
12664 (tree_empty_eh_handler_p): New function.
12665 (cleanup_empty_eh): New function.
12666 (cleanup_eh): New function.
12667 (pass_cleanup_eh): New function.
12669 2009-03-29 Jan Hubicka <jh@suse.cz>
12671 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
12672 for removed regions.
12674 2009-03-29 Jan Hubicka <jh@suse.cz>
12676 * except.c (dump_eh_tree): Dump all datastructures.
12678 2009-03-29 Jan Hubicka <jh@suse.cz>
12680 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
12681 (duplicate_eh_regions_1): Likewise.
12682 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
12683 vector; call EH verification.
12684 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12685 Be ready for region being removed.
12687 2009-03-29 Jan Hubicka <jh@suse.cz>
12689 * bitmap.c (bitmap_last_set_bit): New function.
12690 * bitmap.h (bitmap_last_set_bit): Declare.
12692 2009-03-29 David Ayers <ayers@fsfe.org>
12695 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
12696 by calling objc_compare_types and surpress warnings about
12697 incompatible C pointers that are compatible ObjC pointers.
12699 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
12701 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
12702 call initialize_inline_failed.
12703 (initialize_inline_failed): Move it from here ...
12704 * cgraph.c (initialize_inline_failed): ... to here.
12705 (cgraph_create_edge): Call initialize_inline_failed rather than
12706 setting inline_failed directly.
12708 2009-03-29 Ben Elliston <bje@au.ibm.com>
12711 * sysv4.opt (msdata): Improve comment.
12712 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
12713 * sysv4.h (SVR4_ASM_SPEC): Likewise.
12715 2009-03-29 Ben Elliston <bje@au.ibm.com>
12718 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
12719 load and store attributes.
12721 2009-03-29 Ben Elliston <bje@au.ibm.com>
12723 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
12724 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
12725 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
12726 * doc/extend.texi (X86 Built-in Functions): Add index entries for
12727 __builtin_infq and __builtin_huge_valq.
12729 2009-03-28 Anatoly Sokolov <aesok@post.ru>
12731 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
12733 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12734 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
12736 2009-03-28 Xinliang David Li <davidxl@google.com>
12738 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
12739 (do_dbg_cnt): New function.
12741 2009-03-28 Jan Hubicka <jh@suse.cz>
12743 Merge from pretty-ipa:
12745 2009-03-27 Jan Hubicka <jh@suse.cz>
12747 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12748 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
12749 * passes.c (function_called_by_processed_nodes_p): New.
12750 * ipa-pure-const.c (check_call): Fix handling of operands.
12751 (analyze_function): Dump debug output for skipped bodies.
12752 (local_pure_const): Use function_called_by_processed_nodes_p.
12753 * dwarf2out.c (reference_to_unused): Use output.
12754 * passes.c (do_per_function_toporder): Likewise.
12756 2008-11-12 Jan Hubicka <jh@suse.cz>
12758 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
12759 * ipa-pure-const.c (funct_state_d): Add can throw field; make
12760 state_set_in_source enum
12761 (check_decl): Ignore memory tags; do not set fake looping flags;
12763 (check_operand, check_tree, check_rhs_var, check_lhs_var,
12764 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
12765 (check_call, analyze_function): Rewrite.
12767 (add_new_function): Update call of analyze_function.
12768 (generate_summary): Add call of analyze_function.
12769 (propagate): Propagate can_throw; handle state_set_in_source correctly.
12770 (local_pure_const): New function.
12771 (pass_local_pure_const): New pass.
12772 * ipa-inline.c (inline_transform): Set after_inlining.
12773 * tree-eh.c (stmt_can_throw_external): New.
12774 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
12775 work with aliasing built.
12776 * tree-flow.h (stmt_can_throw_external): New.
12777 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
12778 and local pure/const pass in early and late optimization queue.
12780 2009-03-28 Martin Jambor <mjambor@suse.cz>
12782 * fold-const.c (get_pointer_modulus_and_residue): New parameter
12784 (fold_binary): Allow function decl aligment consideration is the
12785 second argument is integer constant one.
12786 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
12787 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
12788 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
12790 2009-03-28 Jan Hubicka <jh@suse.cz>
12792 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
12793 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
12794 * function.h (rtl_data): Add nothrow flag.
12795 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
12796 set DECL_NOTHROW for AVAILABLE functions.
12798 2009-03-28 Jakub Jelinek <jakub@redhat.com>
12800 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
12801 following vector keyword has expansion starting with pixel or bool
12802 keyword, expand vector to __vector and pixel or bool to __pixel or
12806 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
12807 warn_if_disallowed_function_p): Removed.
12808 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
12809 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
12810 warning_if_disallowed_function_p.
12811 * flags.h (warn_if_disallowed_function_p,
12812 warn_disallowed_functions): Removed.
12813 * common.opt (Wdisallowed-function-list=): Removed.
12814 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
12816 2009-03-28 Richard Guenther <rguenther@suse.de>
12818 PR tree-optimization/38723
12819 * tree-ssa-pre.c (compute_avail): Add all default definitions to
12822 2009-03-28 Jan Hubicka <jh@suse.cz>
12824 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
12825 test introduced by my previous patch.
12827 2009-03-28 Richard Guenther <rguenther@suse.de>
12829 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
12830 the PHIs value undefined.
12832 2009-03-28 Jan Hubicka <jh@suse.cz>
12834 * tree-pass.h (pass_fixup_cfg): New pass.
12835 * ipa-inline.c (inline_transform): Set
12836 always_inline_functions_inlined/after_inlining.
12837 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
12838 (pass_fixup_cfg): New pass.
12839 * passes.c (init_optimization_passes): Add fixup_cfg.
12841 2009-03-28 Richard Guenther <rguenther@suse.de>
12843 PR tree-optimization/38458
12844 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
12845 argument use the arguments copy-of value.
12847 2009-03-28 Richard Guenther <rguenther@suse.de>
12849 PR tree-optimization/38180
12850 * tree-ssa-ccp.c (get_default_value): Simplify.
12851 (likely_value): Likewise.
12852 (surely_varying_stmt_p): Properly handle VOP case.
12853 (ccp_initialize): Likewise.
12854 (ccp_fold): Handle propagating through *&.
12855 (fold_const_aggregate_ref): Also handle decls.
12857 2009-03-28 Jan Hubicka <jh@suse.cz>
12859 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12860 * cgraph.h (cgraph_node): Likewise.
12861 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
12862 (cgraph_reset_node): Use process flag.
12863 (cgraph_mark_functions_to_output): Likewise.
12864 (cgraph_expand_function): Likewise.
12865 (cgraph_expand_all_functions): Likewise.
12866 (cgraph_output_in_order): Likewise.
12867 * dwarf2out.c (reference_to_unused): Likewise.
12868 * passes.c do_per_function_toporder): Likewise.
12870 2009-03-28 Jan Hubicka <jh@suse.cz>
12872 Bring from lto-branch:
12874 2008-09-03 Doug Kwan <dougkwan@google.com>
12876 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
12877 enums instead of reason strings.
12878 * cgraph.c (cgraph_create_edge): Same.
12879 (cgraph_inline_failed_string): New function.
12880 * cgraph.h (cgraph_inline_failed_t): New enum type.
12881 (cgraph_inline_failed_string): New prototype.
12882 (struct cgraph_edge): Change type of INLINED_FAILED from constant
12883 char pointer to cgraph_inline_failed_t.
12884 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
12885 (cgraph_default_inline_p): Ditto.
12886 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
12887 to cgraph_inline_failed_t pointer.
12888 * cif-code.def: New file.
12889 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
12891 (cgraph_check_inline_limits): Change type of REASON to pointer to
12892 cgraph_inline_failed_t. Replace reason strings with enums.
12893 (cgraph_default_inline_p): Ditto.
12894 (cgraph_recursive_inlining_p): Ditto.
12895 (update_caller_keys): Change type of FAILED_REASON to
12896 cgraph_inline_failed_t.
12897 (cgraph_set_inline_failed): Change type of REASON to pointer to
12898 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
12899 convert enums to strings for text output.
12900 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
12901 to be of type cgraph_inline_failed_t. Replace reason strings with
12902 enums. Call cgraph_inline_failed_string to covert enums
12903 to strings for text output.
12904 (cgraph_decide_inlining): Replace reason strings with enums.
12905 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
12906 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
12908 * tree-inline.c (expand_call_inline): Change type of REASON
12909 to cgraph_inline_failed_t. Replace reason strings with enums.
12910 Call cgraph_inline_failed_string for text output.
12911 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
12914 2009-03-28 Jan Hubicka <jh@suse.cz>
12916 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
12917 cgraph_clone_node): Remove master clone handling.
12918 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12919 * cgraph.h (master_clone): Remove.
12920 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12921 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
12922 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12924 2009-03-28 Jan Hubicka <jh@suse.cz>
12926 * cgraph.c (cgraph_function_body_availability): Functions declared
12927 inline are always safe to assume that it is not going to be replaced.
12929 2009-03-28 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/38513
12932 * tree-ssa-pre.c (eliminate): Remove redundant stores.
12933 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12934 EXC_PTR_EXPR and FILTER_EXPR.
12935 (get_ref_from_reference_ops): Likewise.
12937 2009-03-28 Richard Guenther <rguenther@suse.de>
12939 PR tree-optimization/38968
12940 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
12941 Use FLOOR_MOD_EXPR to compute misalignment.
12943 2009-03-28 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/37795
12946 * tree.h (combine_comparisons): Declare.
12947 * fold-const.c (combine_comparisons): Export.
12948 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
12950 (ifcombine_iforif): Use combine_comparisons.
12952 2009-03-28 Jan Hubicka <jh@suse.cz>
12954 * tree-eh.c (inlinable_call_p): New function.
12955 (make_eh_edges): Use it.
12956 (verify_eh_edges): Use it.
12957 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
12958 * except.c (reachable_next_level): Add inlinable_function argument
12959 (sjlj_find_directly_reachable_regions): Update.
12960 (add_reachable_handler): Do not set saw_any_handlers.
12961 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
12962 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12963 Add new inlinable call parameter.
12964 (can_throw_internal, can_throw_external): Update.
12965 * except.h (can_throw_internal_1, can_throw_external_1,
12966 foreach_reachable_handler): Update declaration.
12968 2009-03-28 Joseph Myers <joseph@codesourcery.com>
12970 * config/arm/t-arm-coff, config/h8300/coff.h,
12971 config/i386/i386-aout.h, config/i386/i386-coff.h,
12972 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
12973 config/pdp11/2bsd.h, config/rs6000/aix41.h,
12974 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
12975 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
12976 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
12977 sys-types.h: Remove.
12978 * Makefile.in: Remove protoize and fixproto support and references
12980 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
12981 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
12983 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
12984 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
12985 unprotoize$(exeext).
12986 (rest.encap): Don't depend on $(STMP_FIXPROTO)
12987 (.PHONY): Don't depend on proto.
12988 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
12989 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
12990 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
12991 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
12992 build/gen-protos.o, build/scan.o, xsys-protos.h,
12993 build/fix-header$(build_exeext), build/fix-header.o,
12994 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
12995 stmp-install-fixproto): Remove.
12996 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
12997 SYSCALLS.c or fixproto files.
12998 (install-common): Don't install protoize.
12999 (install-headers-tar, install-headers-cpio, install-headers-cp):
13000 Don't depend on $(STMP_FIXPROTO).
13001 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
13002 install fixproto files or write out fixproto settings.
13003 (uninstall): Don't uninstall protoize.
13004 * config.gcc (use_fixproto): Remove.
13005 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
13006 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
13007 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
13008 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
13009 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
13010 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
13011 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
13012 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
13013 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
13014 * config/t-vxworks (STMP_FIXPROTO): Remove.
13015 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
13016 STMP_FIXPROTO): Remove.
13017 * config.in, configure: Regenerate.
13018 * crtstuff.c (gid_t, uid_t): Don't undefine.
13019 * doc/install.texi: Change m68k-coff to m68k-elf in example.
13020 (arm-*-coff, arm-*-aout: Remove target entries.
13021 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
13022 Remove mention of AIX 4.1.
13023 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
13024 * doc/invoke.texi (Running Protoize): Remove.
13025 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
13026 (Protoize Caveats): Remove.
13027 * tsystem.h: Update comments on headers assumed to exist.
13029 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
13031 * genautomata.c: Add a new year to the copyright. Add a new
13033 (struct insn_reserv_decl): Add comments for member bypass_list.
13034 (find_bypass): Remove.
13035 (insert_bypass): New.
13036 (process_decls): Use insert_bypass.
13037 (output_internal_insn_latency_func): Output all bypasses with the
13038 same input insn in one switch case.
13040 * rtl.def (define_bypass): Describe bypass choice.
13041 * doc/md.texi (define_bypass): Ditto.
13043 2009-03-27 Richard Guenther <rguenther@suse.de>
13045 * gimplify.c (mark_addressable): Export.
13046 * tree-flow.h (mark_addressable): Declare.
13047 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
13048 * tree-ssa.c (verify_phi_args): Verify that address taken
13049 variables have TREE_ADDRESSABLE set.
13051 2009-03-27 Richard Guenther <rguenther@suse.de>
13053 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
13054 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
13055 Do not mark decls TREE_ADDRESSABLE.
13056 (build_fold_addr_expr): Adjust.
13057 (fold_addr_expr): Remove.
13058 (fold_unary): Use build_fold_addr_expr.
13059 (fold_comparison): Likewise.
13060 (split_address_to_core_and_offset): Likewise.
13061 * coverage.c (tree_coverage_counter_addr): Mark the array decl
13063 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
13064 (gimplify_modify_expr_to_memcpy): Mark source and destination
13066 * omp-low.c (create_omp_child_function): Mark the object decl
13068 (lower_rec_input_clauses): Mark the var we take the address of
13070 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
13072 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13074 PR middle-end/39315
13075 * cfgexpand.c (expand_one_stack_var_at): Change alignment
13076 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
13078 2009-03-27 Richard Guenther <rguenther@suse.de>
13080 PR tree-optimization/39120
13081 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
13083 (handle_lhs_call): Process return constraints. Add escape
13084 constraints if necessary.
13085 (handle_const_call): Fill out return constraints. Make nested
13086 case more precise. Avoid consttmp if possible.
13087 (handle_pure_call): Fill out return constraints. Avoid
13088 callused if possible.
13089 (find_func_aliases): Simplify call handling.
13091 2009-03-27 Richard Guenther <rguenther@suse.de>
13093 PR tree-optimization/39120
13094 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
13095 as a representative.
13096 (solve_graph): Do propagate CALLUSED.
13097 (handle_pure_call): Use a scalar constraint from CALLUSED for
13099 (find_what_p_points_to): CALLUSED shall not appear in poins-to
13102 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13105 * c-common.c (handle_aligned_attribute): Properly check alignment
13106 overflow. Use (1U << i) instead of (1 << i).
13108 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
13110 * expr.h (get_mem_align_offset): Updated.
13112 * tree.h (tree_decl_common): Change align to "unsigned int" and
13113 move it before pointer_alias_set.
13115 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13116 Jakub Jelinek <jakub@redhat.com>
13119 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
13120 gr_register_operand with gr_reg_or_0_operand.
13121 (cmpxchg_rel_di): Likewise.
13122 (sync_lock_test_and_set<mode>): Likewise.
13124 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13126 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
13127 (true_regnum): Likewise.
13129 * rtlanal.c (subreg_info): Moved to ...
13130 * rtl.h (subreg_info): Here. New.
13131 (subreg_get_info): New.
13133 * rtlanal.c (subreg_get_info): Make it extern.
13135 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13138 * config/i386/i386.c (ix86_abi): New.
13139 (override_options): Handle -mabi=.
13140 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
13141 (ix86_call_abi_override): Likewise.
13142 (init_cumulative_args): Likewise.
13143 (function_arg_advance): Likewise.
13144 (function_arg_64): Likewise.
13145 (function_arg): Likewise.
13146 (ix86_pass_by_reference): Likewise.
13147 (ix86_function_value_regno_p): Likewise.
13148 (ix86_build_builtin_va_list_abi): Likewise.
13149 (setup_incoming_varargs_64): Likewise.
13150 (is_va_list_char_pointer): Likewise.
13151 (ix86_init_machine_status): Likewise.
13152 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
13153 (ix86_function_type_abi): Return enum calling_abi. Rewrite
13154 for 64bit. Replace DEFAULT_ABI with ix86_abi.
13155 (ix86_function_abi): Make it static and return enum calling_abi.
13156 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
13158 (ix86_fn_abi_va_list): Updated.
13160 * config/i386/i386.h (ix86_abi): New.
13161 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
13162 (CONDITIONAL_REGISTER_USAGE): Likewise.
13163 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
13164 (machine_function): Likewise.
13166 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
13168 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
13169 (STACK_BOUNDARY): Likewise.
13170 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
13172 * config/i386/i386.opt (mabi=): New.
13174 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
13175 return enum calling_abi.
13176 (ix86_function_type_abi): Likewise.
13177 (ix86_function_abi): Removed.
13179 * doc/invoke.texi: Document -mabi= option for x86.
13181 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13183 * builtins.c (real_dconstp): Delete.
13184 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
13186 2009-03-27 Dodji Seketeli <dodji@redhat.com>
13187 Jakub Jelinek <jakub@redhat.com>
13190 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
13191 (gen_subprogram_die): When a function is explicit, generate the
13192 DW_AT_explicit attribute.
13193 * langhooks.h (struct lang_hooks_for_decls): Add
13194 function_decl_explicit_p langhook.
13195 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
13196 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
13198 2009-03-27 Jakub Jelinek <jakub@redhat.com>
13200 * builtins.c (fold_builtin_memory_op): Optimize memmove
13201 into memcpy if we can prove source and destination don't overlap.
13203 * tree-inline.c: Include gt-tree-inline.h.
13204 (clone_fn_id_num): New variable.
13205 (clone_function_name): New function.
13206 (tree_function_versioning): Use it.
13207 * Makefile.in (GTFILES): Add tree-inline.c.
13209 2009-03-27 Mark Mitchell <mark@codesourcery.com>
13211 * BASE-VER: Change to 4.5.0.
13213 2009-03-27 Xinliang David Li <davidxl@google.com>
13215 PR tree-optimization/39557
13216 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
13218 2009-03-27 Xinliang David Li <davidxl@google.com>
13220 PR tree-optimization/39548
13221 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
13224 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13226 * c-common.c (pointer_int_sum): Use %wd on return from
13229 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
13231 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
13232 on return from tree_low_cst.
13234 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
13237 * ginclude/stdarg.h (va_copy): Define also for
13238 __GXX_EXPERIMENTAL_CXX0X__.
13240 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13243 * builtins.h (c_strlen): Do not warn here.
13244 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
13245 * c-common.c (pointer_int_sum): Take an explicit location.
13246 Warn about offsets out of bounds.
13247 * c-common.h (pointer_int_sum): Adjust declaration.
13249 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13251 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
13254 2009-03-26 Jakub Jelinek <jakub@redhat.com>
13257 * opts.c (warn_if_disallowed_function_p): Don't assume
13258 get_callee_fndecl must return non-NULL.
13260 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
13262 PR rtl-optimization/39522
13263 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
13264 when reg_reloaded_valid is set.
13266 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13268 * config/spu/divv2df3.c: New file.
13269 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
13270 (DPBIT_FUNCS): Filter out _div_df.
13272 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
13274 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
13275 a jump insn, count that jump in the distance to the loop start.
13277 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
13280 * config/sh/sh.c (calc_live_regs): Fix condition for global
13281 registers except PIC_OFFSET_TABLE_REGNUM.
13283 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
13286 * doc/invoke.texi (-mconsole): New.
13288 (-mno-cygwin): New.
13290 (-mnop-fun-dllimport): New.
13294 (sub section "i386 and x86-64 Windows Options"): New.
13296 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
13298 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
13299 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
13301 2009-03-25 Richard Guenther <rguenther@suse.de>
13303 PR middle-end/39497
13304 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
13307 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
13309 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
13310 neither of haifa/selective schedulers are working.
13312 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13314 * doc/invoke.texi (Debugging Options): Fix description of
13315 -fno-merge-debug-strings.
13317 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
13319 * config/cris/libgcc.ver: New version-script.
13320 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
13322 * configure.ac <GAS features, nop mnemonic>: Add pattern
13323 crisv32-*-* for "nop".
13324 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
13325 * configure: Regenerate.
13327 2009-03-24 Ira Rosen <irar@il.ibm.com>
13329 PR tree-optimization/39529
13330 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
13331 mark_sym_for_renaming for the tag copied to the new vector
13334 2009-03-24 Arthur Loiret <aloiret@debian.org>
13336 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
13337 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
13338 EXTRA_SPEC_FUNCTIONS.
13339 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
13340 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
13341 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
13342 -march and -mtune options.
13344 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
13346 * config/m68k/t-rtems: Add m5329 multilib.
13348 2009-03-24 Dodji Seketeli <dodji@redhat.com>
13349 Jakub Jelinek <jakub@redhat.com>
13352 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
13355 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13358 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
13359 instead of c_parser_expression_conv, if original_code isn't one of the
13360 4 allowed comparison codes, fail.
13362 2009-03-23 Richard Guenther <rguenther@suse.de>
13364 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
13365 * tree.h (struct tree_type): Likewise.
13366 * reload.h (struct insn_chain): Likewise.
13367 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
13368 * function.h (struct function): Likewise.
13369 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
13371 2009-03-23 Jakub Jelinek <jakub@redhat.com>
13373 PR tree-optimization/39516
13374 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
13376 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
13378 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
13379 should be set true if BITS_PER_WORD of target is bigger than 32
13381 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13383 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13384 Translate -B-options to -rpath-link. Correct existing
13385 rpath-link and conditionalize on !nostdlib.
13387 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13389 * doc/extend.texi (Function Attributes, Variable Attributes):
13391 * doc/invoke.texi (Debugging Options, Optimize Options)
13392 (i386 and x86-64 Options, MCore Options): Likewise.
13394 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13397 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13398 it for block local namespace aliases.
13399 (gen_decl_die): Pass context_die to gen_namespace_die.
13401 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13404 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13405 minimum or maximum value.
13407 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13409 * reginfo.c (globalize_reg): Recompute derived reg sets.
13411 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13414 * libgcc2.c (mprotect): Do not use signed arguments for
13415 VirtualProtect, use DWORD arguments. Also fix the 'may
13416 be used uninitialized' warning for the np variable.
13418 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13421 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13422 functions using regparm calling conventions when not optimizing.
13423 (ix86_function_sseregparm): Similarly for sseregparm calling
13426 2009-03-19 Li Feng <nemokingdom@gmail.com>
13428 PR middle-end/39500
13429 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13430 dependence if the first conflict is after niter iterations.
13432 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13434 PR middle-end/38609
13435 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13436 functions with dynamic stack-pointer adjustments.
13438 2009-03-19 Ben Elliston <bje@au.ibm.com>
13440 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13441 option; change to -msdata=data.
13443 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13445 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13448 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13451 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13453 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13455 * doc/invoke.texi (Code Gen Options): Expand discussion of
13458 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13460 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13461 * matrix-reorg.c (struct matrix_info): Likewise.
13462 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13463 * rtl.h (struct mem_attrs): Likewise.
13464 * df.h (struct df): Likewise.
13465 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13466 * ira-int.h (struct ira_allocno): Likewise.
13467 * df-scan.c (struct df_collection_rec): Likewise.
13468 * ira.c (struct equivalence): Likewise.
13469 * function.c (struct temp_slot): Likewise.
13470 * cfgloop.h (struct loop): Likewise.
13473 * function.c (use_register_for_decl): When not optimizing, disregard
13474 register keyword for variables with types containing methods.
13476 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13478 PR middle-end/39447
13479 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13480 (is_simple_operand): Call contains_component_ref_p before calling data
13481 reference analysis that would fail on COMPONENT_REFs.
13483 * tree-vrp.c (search_for_addr_array): Fix formatting.
13485 2009-03-18 Richard Guenther <rguenther@suse.de>
13487 * tree-vect-transform.c (vect_loop_versioning): Fold the
13488 generated comparisons.
13489 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13490 (slpeel_tree_peel_loop_to_edge): Likewise.
13492 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13494 PR middle-end/37805
13495 * opts.c (print_specific_help): In addition to `undocumented',
13496 accept `separate' and `joined' flags if passed alone. Describe
13497 output by the first matched one of those.
13498 (common_handle_option): Skip over empty strings.
13499 * gcc.c (display_help): Fix help string for `--help='.
13500 * doc/invoke.texi (Option Summary, Overall Options): With
13501 `--help=', classes and qualifiers can both be repeated, but
13502 only the latter can be negated. One should not pass only
13503 negated qualifiers. Fix markup and examples.
13506 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13507 PR middle-end/37805
13508 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13509 and -fhelp=separate.
13511 2009-03-17 Jing Yu <jingyu@google.com>
13513 PR middle-end/39378
13514 * function.h (struct rtl_data): Move is_thunk from here...
13515 (struct function): ...to here.
13516 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13517 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13519 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13521 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13522 (alpha_output_function_end_prologue): Likewise.
13523 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13524 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13525 (rs6000_output_function_epilogue): Likewise.
13526 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13528 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13531 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13532 from different units in a single alternative.
13533 (*truncdfsf_i387): Ditto.
13534 (*truncxfsf2_mixed): Ditto.
13535 (*truncxfdf2_mixed): Ditto.
13537 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13539 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13540 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
13543 * tree-ssa-live.c (remove_unused_locals): Don't remove local
13544 unused non-artificial variables when not optimizing.
13547 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
13548 DW_TAG_imported_module even if decl is IMPORTED_DECL with
13549 NAMESPACE_DECL in its DECL_INITIAL.
13551 PR middle-end/39443
13552 * optabs.c (set_user_assembler_libfunc): New function.
13553 * expr.h (set_user_assembler_libfunc): New prototype.
13554 * c-common.c: Include libfuncs.h.
13555 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
13556 for memcmp, memset, memcpy, memmove and abort.
13557 * Makefile.in (c-common.o): Depend on libfuncs.h.
13560 * dwarf2out.c (gen_inlined_enumeration_type_die,
13561 gen_inlined_structure_type_die, gen_inlined_union_type_die,
13562 gen_tagged_type_instantiation_die): Removed.
13563 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
13566 2009-03-17 Janis Johnson <janis187@us.ibm.com>
13569 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
13571 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
13572 (check-parallel-%): Ditto.
13573 (check-consistency): Ditto.
13575 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
13577 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
13578 local variable rhs by NULL_TREE.
13580 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13583 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
13585 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13588 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
13590 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13593 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
13594 for ms->sysv ABI calls only in 64bit mode.
13596 * config/i386/i386.md (untyped_call): Support 32bit.
13598 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
13600 * doc/extend.texi: Replace x86_65 with x86_64.
13602 2009-03-16 Jakub Jelinek <jakub@redhat.com>
13604 PR tree-optimization/39455
13605 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
13606 mismatches for POINTER_TYPE_P (type).
13607 (number_of_iterations_le): Likewise.
13609 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13611 * config/picochip/picochip.c: Removed profiling support.
13612 * config/picochip/picochip.md: Removed profiling instruction.
13613 * config/picochip/picochip.h: Removed profiling builtin.
13615 2009-03-16 Joseph Myers <joseph@codesourcery.com>
13617 * doc/install.texi (--with-host-libstdcxx): Document.
13619 2009-03-14 Anatoly Sokolov <aesok@post.ru>
13622 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
13623 generate a warning if the function name does not begin with
13624 "__vector" and the function has either the 'signal' or 'interrupt'
13625 attribute, from here to ...
13626 (avr_declare_function_name): ...here. New function.
13627 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
13628 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
13630 2009-03-14 Jakub Jelinek <jakub@redhat.com>
13633 * cse.c (fold_rtx): Don't modify original const_arg1 when
13634 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
13635 separate variable instead.
13636 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
13637 from out of range shift counts.
13638 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
13640 2009-03-13 Catherine Moore <clm@codesourcery.com>
13642 * config/i386/x-mingw32 (host-mingw32.o): Replace
13643 diagnostic.h with $(DIAGNOSTIC_H).
13645 2009-03-12 Jakub Jelinek <jakub@redhat.com>
13648 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
13650 * config/i386/sync.md (sync_compare_and_swap<mode>,
13651 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
13652 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
13654 (sync_double_compare_and_swapdi_pic,
13655 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
13656 cmpxchg8b_pic_memory_operand instead of just memory_operand.
13658 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13661 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
13663 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13666 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13667 (avx_addsubv4df3): Likewise.
13668 (*avx_addsubv4sf3): Likewise.
13669 (sse3_addsubv4sf3): Likewise.
13671 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13674 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
13676 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
13679 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
13680 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
13681 registers for allocnos created from user-defined variables.
13683 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13686 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
13687 of non-integer mode as well.
13689 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
13691 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
13692 for functions for which the parameter types are unknown.
13694 2009-03-11 Jakub Jelinek <jakub@redhat.com>
13697 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
13698 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
13699 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
13700 * config/i386/i386.c (ix86_local_alignment): For
13701 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
13702 long long variables on the stack to avoid dynamic realignment.
13703 Allow the first argument to be a decl rather than type.
13704 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
13706 2009-03-11 Nick Clifton <nickc@redhat.com>
13709 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
13711 Add description to mno-lsim option.
13712 * config/mcore/mcore.h: Remove comment about deprecated m4align
13714 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
13715 * doc/invoke.texi: Add description of mno-lsim and
13716 mstack-increment options.
13718 * config/fr30/fr30.opt: Document the -mno-lsim option.
13719 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
13720 and -mno-lsim options.
13722 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13724 * fold-const.c (fold_comparison): Only call fold_inf_compare
13725 if the mode supports infinities.
13727 2009-03-11 Jason Merrill <jason@redhat.com>
13730 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
13731 end already did. Notice GIMPLE_CALL modifications of the result.
13732 Don't copy debug information from an ignored decl or a decl from
13735 2009-03-10 Richard Guenther <rguenther@suse.de>
13736 Nathan Froyd <froydnj@codesourcery.com>
13738 PR middle-end/37850
13739 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
13740 (__divMODE3): Likewise.
13742 2009-03-09 Jakub Jelinek <jakub@redhat.com>
13744 PR tree-optimization/39394
13745 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
13746 DECL_SIZE_UNIT of variable length FIELD_DECLs.
13748 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13750 * recog.c (verfiy_changes): Disallow renaming of hard regs in
13751 inline asms for register asm ("") declarations.
13753 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
13755 * fold-const.c (fold_unary): Fix comment.
13757 2009-03-07 Jan Hubicka <jh@suse.cz>
13760 * tree-inline.c (setup_one_parameter): Do replacement of const
13761 argument by constant in SSA form.
13763 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13765 PR middle-end/38028
13766 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
13767 determine alignment passed to assign_stack_local.
13768 (assign_parms_unsplit_complex): Likewise.
13769 * except.c (sjlj_build_landing_pads): Likewise.
13771 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13773 PR middle-end/39360
13774 * tree-flow.h (add_referenced_var): Return bool instead of void.
13775 * tree-dfa.c (add_referenced_var): Return result of
13776 referenced_var_check_and_insert call.
13777 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
13778 of referenced_var_check_and_insert.
13781 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
13782 (gen_variable_die): Emit DW_AT_location on abstract static variable's
13783 DIE, don't emit it if abstract origin already has it.
13784 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
13785 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
13787 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13789 * genpreds.c (needs_variable): Fix parentheses at variable name
13791 (write_tm_constrs_h): Indent generated code.
13793 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13795 * doc/extend.texi (Function Attributes): Add documentation
13796 for isr attributes.
13798 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13801 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
13802 take locus from its DECL_SOURCE_LOCATION instead of input_location.
13804 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13806 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
13809 2009-03-05 Jakub Jelinek <jakub@redhat.com>
13812 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
13813 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
13815 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
13817 * config/i386/i386.md (R8_REG, R9_REG): New constants.
13818 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
13819 constants instead of magic numbers.
13820 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13822 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
13823 (x86_64_ms_abi_int_parameter_registers): Ditto.
13824 (x86_64_int_return_registers): Ditto.
13825 (ix86_maybe_switch_abi): Ditto.
13826 (ix86_expand_call): Ditto for clobbered_registers array.
13827 (ix86_hard_regno_mode_ok): Ditto.
13828 (x86_extended_QIreg_mentioned_p): Ditto.
13830 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
13832 PR tree-optimization/39349
13833 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
13835 * combine.c (gen_lowpart_for_combine): Use omode when generating
13838 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
13840 PR rtl-optimization/39235
13841 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
13843 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13845 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
13847 2009-03-04 Richard Guenther <rguenther@suse.de>
13849 PR tree-optimization/39362
13850 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
13851 that occur in abnormal PHIs should be varying.
13853 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13855 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
13857 (simple_iv): Take loop as an argument instead of statement.
13858 * tree-scalar-evolution.h (simple_iv): Declaration changed.
13859 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
13861 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
13863 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
13864 * matrix-reorg.c (analyze_transpose): Ditto.
13865 * tree-data-ref.c (dr_analyze_innermost): Ditto.
13866 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13867 * tree-predcom.c (ref_at_iteration): Ditto.
13868 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
13870 2009-03-04 Richard Guenther <rguenther@suse.de>
13872 PR tree-optimization/39358
13873 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
13874 escaped_id and callused_id.
13875 (solve_graph): Likewise.
13877 2009-03-04 Richard Guenther <rguenther@suse.de>
13879 PR tree-optimization/39339
13880 * tree-sra.c (try_instantiate_multiple_fields): Make it
13881 no longer ICE on the above.
13883 2009-03-03 Joseph Myers <joseph@codesourcery.com>
13885 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
13886 that fits within Pmode.
13888 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13890 PR middle-end/10109
13891 * tm.texi (LIBCALL_VALUE): Update description.
13893 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13895 PR middle-end/34443
13896 * doc/extend.texi (section): Update description.
13898 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
13900 PR middle-end/39345
13901 * tree-inline.c (remapped_type): New.
13902 (can_be_nonlocal): Call remapped_type instead of remap_type.
13904 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13907 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
13908 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
13910 2009-03-03 Richard Guenther <rguenther@suse.de>
13912 PR middle-end/39272
13913 * tree.c (tree_nonartificial_location): New function.
13914 * tree.h (tree_nonartificial_location): Declare.
13915 * builtins.c (expand_builtin_memory_chk): Provide location
13916 of the call location for artificial function pieces.
13917 (maybe_emit_chk_warning): Likewise.
13918 (maybe_emit_sprintf_chk_warning): Likewise.
13919 (maybe_emit_free_warning): Likewise.
13920 * expr.c (expand_expr_real_1): Likewise.
13922 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13924 PR tree-optimization/39343
13925 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
13926 COMPONENT_REF t has ARRAY_TYPE.
13928 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
13930 PR middle-end/39335
13931 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
13932 when the type precision of the induction variable should be
13933 larger than the type precision of nit.
13934 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
13935 * graphite.c (graphite_loop_normal_form): Same.
13936 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
13938 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13940 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
13941 (*call_1_rex64_ms_sysv): Use named constants instead of magic
13942 numbers to describe clobbered registers.
13943 (*call_value_0_rex64_ms_sysv): Ditto.
13944 * config/i386/mmx.md (mmx_emms): Ditto.
13945 (mmx_femms): Ditto.
13947 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
13949 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
13952 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13954 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
13955 (spu_section_type_flags): New function.
13957 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13959 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
13960 reg_class_contents of FLOAT_REGS into a temporary.
13962 2009-03-02 Richard Guenther <rguenther@suse.de>
13963 Ira Rosen <irar@il.ibm.com>
13965 PR tree-optimization/39318
13966 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
13967 information to the vectorized statement.
13969 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
13971 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
13972 variable. Use defined names instead of magic constants for REX SSE
13975 2009-03-01 Richard Guenther <rguenther@suse.de>
13977 PR tree-optimization/39331
13978 * omp-low.c (lower_send_shared_vars): Do not receive new
13979 values for the reference of DECL_BY_REFERENCE parms or results.
13981 2009-03-01 Jan Hubicka <jh@suse.cz>
13984 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
13985 BLOCK_NONLOCALIZED_VAR): New macros.
13986 (tree_block): Add nonlocalized_vars.
13987 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
13988 gen_decl_die): Add origin argument. Allow generation of die with
13989 origin at hand only.
13990 (gen_member_die, gen_type_die_with_usage, force_decl_die,
13991 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
13993 (gen_block_die): Fix checking for unused blocks.
13994 (process_scope_var): Break out from .... ; work with origins only.
13995 (decls_for_scope) ... here; process nonlocalized list.
13996 (dwarf2out_ignore_block): Look for nonlocalized vars.
13997 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
13999 (dump_scope_block): Dump them.
14000 * tree-inline.c (remap_decls): Handle nonlocalized vars.
14001 (remap_block): Likewise.
14002 (can_be_nonlocal): New predicate.
14003 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
14005 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14007 * configure: Regenerate.
14009 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14011 * optc-gen.awk: No need to duplicate option flags twice.
14012 Reuse help texts for duplicate options which do not have any.
14014 * gcc.c (display_help): Document --version.
14016 * gcc.c (main): If print_help_list and verbose_flag, ensure
14017 driver output comes before subprocess output.
14019 * optc-gen.awk: Assign all remaining fields to help string,
14020 space-separated, for multi-line help in *.opt.
14022 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
14023 -Wno-pedantic-ms-format is for MinGW targets only.
14025 * doc/options.texi (Option file format): Fix bad indentation,
14026 restoring dropped sentence.
14028 2009-02-28 Jan Hubicka <jh@suse.cz>
14030 * tree-inline.c (tree_function_versioning): Output debug info.
14032 2009-02-28 Jan Hubicka <jh@suse.cz>
14035 * tree-inline.c (setup_one_parameter): Do not copy propagate
14036 arguments when not optimizing.
14038 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
14041 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
14042 (avx_addsubv4df3): Likewise.
14043 (*avx_addsubv4sf3): Likewise.
14044 (sse3_addsubv4sf3): Likewise.
14045 (*avx_addsubv2df3): Likewise.
14046 (sse3_addsubv2df3): Likewise.
14047 (avx_unpckhps256): Correct item selectors.
14048 (avx_unpcklps256): Likewise.
14049 (avx_unpckhpd256): Likewise.
14050 (avx_unpcklpd256): Likewise.
14052 2009-02-28 Jan Hubicka <jh@suse.cz>
14054 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
14056 (copy_arguments_for_versioning): If var is declared don't declare it.
14057 (tree_function_versioning): First setup substitutions and then copy
14060 2009-02-27 Jan Hubicka <jh@suse.cz>
14063 * cgraph.h (varpool_output_debug_info): Remove.
14064 * cgraphunit.c (varpool_output_debug_info): Remove.
14065 * dwarf2out.c (deferred_locations_struct): New struct
14066 (deferred_locations): New type.
14067 (deferred_locations_list): New static var.
14068 (deffer_location): New function.
14069 (gen_variable_die): Use it.
14070 (decls_for_scope): Output info on local static vars.
14071 (dwarf2out_finish): Process deferred locations.
14072 * varpool.c (varpool_output_debug_info): Remove.
14074 2009-02-27 Jan Hubicka <jh@suse.cz>
14077 * tree.h (TREE_PROTECTED): Fix comment.
14078 (BLOCK_HANDLER_BLOCK): Remove.
14079 (struct tree_block): Remove handler_block add body_block.
14080 (inlined_function_outer_scope_p): New.
14081 (is_body_block): Remove.
14082 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
14083 * dwarf2out.c (is_inlined_entry_point): Remove.
14084 (add_high_low_attributes): Use inlined_function_outer_scope_p.
14085 (gen_block_die): Use is_inlined_entry_point check. Remove body block
14087 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
14088 * gimplify.c (gimplify_expr): Gimplify body blocks.
14089 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
14090 block with multiple subblocks.
14091 (dump_scope_block): Prettier output; dump more flags and info.
14092 (dump_scope_blocks): New.
14093 (remove_unused_locals): Use dump_scope_blocks.
14094 * tree-flow.h (dump_scope_blocks): Declare.
14095 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
14096 * stmt.c (is_body_block): Remove.
14097 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
14098 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
14100 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
14102 PR middle-end/39308
14103 * graphite.c (graphite_loop_normal_form): Do not call
14104 number_of_iterations_exit from a gcc_assert.
14106 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14108 * config/s390/s390.c (s390_swap_cmp): Look for conditional
14109 jumps if COND is NULL.
14110 (find_cond_jump): New function.
14111 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
14112 * config/s390/s390.md: Remove z10_cobra attribute value.
14114 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
14116 * config/alpha/alpha.h (alpha_expand_mov): Return false if
14117 force_const_mem returns NULL_RTX.
14119 2009-02-26 Jan Hubicka <jh@suse.cz>
14122 * cgraph.h (varpool_output_debug_info): Remove.
14123 * cgraphunit.c (varpool_output_debug_info): Remove.
14124 * dwarf2out.c (deferred_locations_struct): New struct
14125 (deferred_locations): New type.
14126 (deferred_locations_list): New static var.
14127 (deffer_location): New function.
14128 (gen_variable_die): Use it.
14129 (decls_for_scope): Output info on local static vars.
14130 (dwarf2out_finish): Process deferred locations.
14131 * varpool.c (varpool_output_debug_info): Remove.
14133 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
14135 PR rtl-optimization/39241
14136 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
14137 to subreg_offset_representable_p.
14139 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14141 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
14142 execute function prototype. Get f and nregs from max_reg_num
14143 and get_insns. Remove the first backward pass as it's dead,
14144 guard the forward pass by flag_expensive_optimizations.
14145 (rest_of_handle_regmove): Delete.
14146 (pass_regmove): Replace it with regmove_optimize.
14148 2009-02-25 Martin Jambor <mjambor@suse.cz>
14150 PR tree-optimization/39259
14151 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
14152 calls_alloca function flags.
14153 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
14154 calls are detected.
14156 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
14158 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
14159 flags_set_1_rtx, flags_set_1_set): Delete.
14160 (regmove_optimize): Do not call mark_flags_life_zones.
14162 2009-02-24 Julian Brown <julian@codesourcery.com>
14165 * config/arm/arm.c (require_pic_register): Only set
14166 cfun->machine->pic_reg once per function.
14168 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
14170 * doc/invoke.texi (Link Options): Document an easier way to pass
14171 options that take arguments to the GNU linker using -Xlinker and -Wl.
14173 2009-02-24 Steve Ellcey <sje@cup.hp.com>
14176 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
14178 2009-02-24 Richard Guenther <rguenther@suse.de>
14181 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
14183 2009-02-24 Richard Guenther <rguenther@suse.de>
14184 Zdenek Dvorak <ook@ucw.cz>
14186 PR tree-optimization/39233
14187 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
14188 from converting them to a generic type.
14190 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
14192 PR tree-optimization/39260
14193 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
14194 contains a condition with a real type.
14195 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
14197 2009-02-23 Jason Merrill <jason@redhat.com>
14200 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
14201 narrowing_initializer_constant_valid_p.
14202 (narrowing_initializer_constant_valid_p): Don't return
14203 null_pointer_node for adding a pointer to itself.
14205 2009-02-23 Jan Hubicka <jh@suse.cz>
14208 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
14211 2009-02-23 Jan Hubicka <jh@suse.cz>
14213 PR tree-optimization/37709
14214 * tree.c (block_ultimate_origin): Move here from dwarf2out.
14215 * tree.h (block_ultimate_origin): Declare.
14216 * dwarf2out.c (block_ultimate_origin): Move to tree.c
14217 * tree-ssa-live.c (remove_unused_scope_block_p):
14218 Eliminate blocks containig no instructions nor live variables nor
14220 (dump_scope_block): New function.
14221 (remove_unused_locals): Enable removal of dead blocks by default;
14222 enable dumping at TDF_DETAILS.
14224 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14226 * config/i386/i386.c (classify_argument): Don't allow COImode
14228 (function_arg_advance_32): Don't allow OImode.
14229 (function_arg_32): Likewise.
14230 (function_value_32): Likewise.
14231 (return_in_memory_32): Likewise.
14232 (function_arg_64): Remove OImode comment.
14234 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14237 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
14238 ix86_expand_vector_set for V4DImode in 64bit mode only.
14239 (ix86_expand_vector_init_one_var): Likewise.
14241 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
14243 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
14245 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14248 * loop-iv.c: Revert last change.
14249 * emit-rtl.c: Likewise.
14251 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
14254 * config/i386/i386.c (type_natural_mode): Remove an extra
14255 space in the warning message.
14256 (function_value_32): Handle 32-byte vector modes.
14257 (return_in_memory_32): Likewise.
14259 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
14261 * loop-iv.c (truncate_value): New function.
14262 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
14264 (lowpart_subreg): Move to...
14265 * emit-rtl.c: ...here.
14267 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
14269 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
14270 accidental and undocumented change at revision 140860.
14272 2009-02-21 Joseph Myers <joseph@codesourcery.com>
14274 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
14275 take gimple_seq * arguments.
14276 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
14277 types_compatible_p langhook.
14279 2009-02-20 Mark Mitchell <mark@codesourcery.com>
14280 Joseph Myers <joseph@codesourcery.com>
14282 * config/arm/arm.c (arm_builtin_va_list): New function.
14283 (arm_expand_builtin_va_start): Likewise.
14284 (arm_gimplify_va_arg_expr): Likewise.
14285 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
14286 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
14287 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
14288 (va_list_type): New variable.
14289 (arm_mangle_type): Mangle va_list_type appropriately.
14291 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14293 PR middle-end/39157
14294 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
14295 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
14296 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
14297 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
14298 parameter to 1000 for -O1 by default.
14299 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
14301 * loop-invariant.c: Include params.h.
14302 (move_loop_invariants): Don't call move_single_loop_invariants on
14305 2009-02-20 Jaka Mocnik <jaka@xlab.si>
14307 * calls.c (emit_library_call_value_1): Use slot_offset instead of
14308 offset when calculating bounds for indexing stack_usage_map. Fixes
14309 a buffer overflow with certain target setups.
14311 2009-02-20 Jakub Jelinek <jakub@redhat.com>
14314 * calls.c (expand_call): Clear try_tail_call if caller and callee
14315 disagree in promotion of function return value.
14317 2009-02-19 Jakub Jelinek <jakub@redhat.com>
14320 * c-common.c (c_determine_visibility): If visibility changed and
14321 DECL_RTL has been already set, call make_decl_rtl to update symbol
14324 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
14327 * varasm.c (assemble_variable): Don't check DECL_NAME when
14328 globalizing a variable.
14330 2009-02-19 Joseph Myers <joseph@codesourcery.com>
14333 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
14334 expression before any __builtin_trap call.
14335 * c-typeck.c (build_function_call): Convert and check function
14336 arguments before generating a call to a trap. Evaluate the
14337 function arguments before the trap.
14339 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
14342 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
14343 (UNSPEC_FXAM_MEM): New unspec.
14344 (fxam<mode>2_i387_with_temp): New insn and split pattern.
14345 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
14346 memory using fxam<mode>2_i387_with_temp to remove excess precision.
14348 2009-02-19 Richard Guenther <rguenther@suse.de>
14350 PR tree-optimization/39207
14351 PR tree-optimization/39074
14352 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
14353 storedanything_tree): New.
14354 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
14355 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
14356 (build_succ_graph): Add edges from STOREDANYTHING to all
14358 (init_base_vars): Initialize STOREDANYTHING.
14359 (compute_points_to_sets): Free substitution info after
14360 building the succ graph.
14361 (ipa_pta_execute): Likewise.
14363 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
14365 (do_ds_constraint): Do not add to special var or non-pointer
14367 (type_could_have_pointers): Split out from ...
14368 (could_have_pointers): ... here. For arrays use the element type.
14369 (create_variable_info_for): Initialize may_have_pointers.
14370 (new_var_info): Likewise.
14371 (handle_lhs_call): Make the HEAP variable unknown-sized.
14372 (intra_create_variable_infos): Use a type with pointers for
14373 PARM_NOALIAS, make it unknown-sized.
14375 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
14378 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14380 2009-02-18 Jason Merrill <jason@redhat.com>
14383 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14384 value if DECL_EXTERNAL.
14385 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14386 * target.h (gcc_target::binds_local_p): Clarify "module".
14387 * tree.h (TREE_PUBLIC): Clarify "module".
14389 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14392 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14393 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14395 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14398 * c.opt (Wabi): Support C and ObjC.
14401 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14403 * config/i386/i386.c (classify_argument): Warn once about the ABI
14404 change when passing union with long double.
14406 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14408 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14411 * c-parser.c (c_parser_compound_statement): Always enter and leave
14414 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14417 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14419 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14421 PR tree-optimization/36922
14422 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14423 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14426 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14428 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14431 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14433 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14435 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14437 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14440 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14441 Richard Sandiford <rdsandiford@googlemail.com>
14443 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14444 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14445 (loongson_biadd): ...this.
14447 2009-02-17 Richard Guenther <rguenther@suse.de>
14449 PR tree-optimization/39202
14450 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14451 a var make sure to follow existing collapses.
14453 2009-02-17 Richard Guenther <rguenther@suse.de>
14455 PR middle-end/39214
14456 * langhooks.c (lhd_print_error_function): Check for NULL block.
14458 2009-02-17 Richard Guenther <rguenther@suse.de>
14460 PR tree-optimization/39204
14461 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14464 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14466 * config/soft-fp/double.h: Update from glibc CVS.
14468 2009-02-17 Richard Guenther <rguenther@suse.de>
14470 PR tree-optimization/39207
14471 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14472 strict-aliasing warnings for pointers pointing to NULL.
14474 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14477 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14478 skipping until next close brace.
14480 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14483 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14484 to function argument boundary.
14486 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14488 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14489 in the lea_add. Reload eventually constraints it properly.
14490 * config/picochip/constraints.md: Remove the target constraint
14491 "b", since it is not needed anymore.
14493 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14495 * gthr-dce.h: Uglify function parameter and local variable names.
14496 * gthr-gnat.h: Likewise.
14497 * gthr-mipssde.h: Likewise.
14498 * gthr-nks.h: Likewise.
14499 * gthr-posix95.h: Likewise.
14500 * gthr-posix.h: Likewise.
14501 * gthr-rtems.h: Likewise.
14502 * gthr-single.h: Likewise.
14503 * gthr-solaris.h: Likewise.
14504 * gthr-tpf.h: Likewise.
14505 * gthr-vxworks.h: Likewise.
14506 * gthr-win32.h: Likewise.
14508 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14511 * config/i386/i386.md: Restrict the new peephole2 to move
14512 between MMX/SSE registers.
14514 2009-02-15 Richard Guenther <rguenther@suse.de>
14517 2009-02-13 Richard Guenther <rguenther@suse.de>
14519 * configure.ac: Enable LFS.
14520 * configure: Re-generate.
14521 * config.in: Likewise.
14523 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14525 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14526 spu_srqwbyte, spu_srqwbytebc): Define.
14527 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14528 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14529 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14530 "shrqby_<mode>"): New insn-and-split patterns.
14531 * config/spu/spu.c (expand_builtin_args): Determine and return
14532 number of operands using spu_builtin_description data.
14533 (spu_expand_builtin_1): Use it.
14535 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14538 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
14541 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14544 * config/i386/i386.c (override_options): Correct warning
14545 messages for -malign-loops, -malign-jumps and -malign-functions.
14547 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14550 * config/i386/i386.md: Restrict the new peephole2 to move
14551 between the general purpose registers.
14553 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14556 * config/i386/i386.c (type_natural_mode): Add a new argument.
14557 Return the original mode and warn ABI change if vector size is 32byte.
14558 (function_arg_advance): Updated.
14559 (function_arg): Likewise.
14560 (ix86_function_value): Likewise.
14561 (ix86_return_in_memory): Likewise.
14562 (ix86_sol10_return_in_memory): Likewise.
14563 (ix86_gimplify_va_arg): Likewise.
14564 (function_arg_32): Don't warn ABX ABI change here.
14565 (function_arg_64): Likewise.
14567 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
14569 * loop-iv.c (implies_p): In the final case, test that operands 0
14570 of the two comparisons match.
14572 * config/bfin/bfin.c (find_prev_insn_start): New function.
14573 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
14574 (find_next_insn_start): Move.
14576 2009-02-13 Richard Guenther <rguenther@suse.de>
14578 * configure.ac: Enable LFS.
14579 * configure: Re-generate.
14580 * config.in: Likewise.
14582 2009-02-13 Joseph Myers <joseph@codesourcery.com>
14585 * c-parser.c (c_parser_parms_list_declarator): Discard pending
14586 sizes on syntax error after some arguments have been parsed.
14588 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14590 * doc/invoke.texi (-fira): Remove.
14592 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14594 * caller-save.c: Replace regclass.c with reginfo.c in comments.
14595 * recog.c: Likewise.
14598 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
14600 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
14601 (umul_ppmm): Likewise.
14602 (count_leading_zeros): Likewise.
14603 (count_trailing_zeros): Likewise.
14604 (UMUL_TIME): Likewise.
14606 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14608 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
14609 soft-fp/t-softfp to tmake_file.
14611 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
14612 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
14613 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
14614 IA64_BUILTIN_INFQ]: New.
14615 (ia64_init_builtins): Initialize __builtin_infq,
14616 __builtin_fabsq and __builtin_copysignq if not HPUX.
14617 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
14618 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
14620 * config/ia64/lib1funcs.asm (__divtf3): Define only if
14622 (__fixtfti): Likewise.
14623 (__fixunstfti): Likewise.
14624 (__floattitf): Likewise.
14626 * config/ia64/libgcc-glibc.ver: New.
14627 * config/ia64/t-fprules-softfp: Likewise.
14628 * config/ia64/sfp-machine.h: Likewise.
14630 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
14631 (LIBGCC2_TF_CEXT): Likewise.
14632 (TF_SIZE): Likewise.
14633 (TARGET_INIT_LIBFUNCS): Likewise.
14635 * config/ia64/t-glibc (SHLINB_MAPFILES):
14636 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
14638 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14640 * config/i386/i386.c (construct_container): Rewrite processing
14641 BLKmode with X86_64_SSE_CLASS.
14643 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
14646 * config/i386/i386.md: Replace simplify_replace_rtx with
14647 replace_rtx in the new peephole2.
14649 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
14651 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
14652 loop unrolling do not happen at -O2.
14654 2009-02-12 Michael Matz <matz@suse.de>
14656 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
14658 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14660 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
14663 2009-02-12 Ben Elliston <bje@au.ibm.com>
14665 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
14666 patterns when updating the back chain. Missed in the 2009-02-10
14669 2009-02-11 Janis Johnson <janis187@us.ibm.com>
14671 * doc/extend.texi (Decimal Floating Types): Update identifier of
14672 draft TR and list of missing support.
14674 2009-02-11 Jakub Jelinek <jakub@redhat.com>
14676 PR middle-end/39154
14677 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
14678 bit to variable length decl's flags, add it also to its
14679 pointer replacement variable.
14681 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
14682 Jakub Jelinek <jakub@redhat.com>
14685 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
14686 (memory_blockage): New expander.
14687 (*memory_blockage): New insn pattern.
14688 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
14689 instead of general blockage at the end of function prologue when
14690 frame pointer is used to access red zone area. Do not emit blockage
14691 when profiling, it is emitted in generic code.
14692 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
14693 function epilogue when frame pointer is used to access red zone area.
14695 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
14698 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
14699 by arithmetic with memory operands.
14700 * config/i386/predicates.md (commutative_operator): New.
14702 2009-02-10 Janis Johnson <janis187@us.ibm.com>
14704 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
14707 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
14709 * alias.h (record_alias_subset): Declare.
14710 * alias.c (record_alias_subset): Make global.
14712 2009-02-10 Nick Clifton <nickc@redhat.com>
14714 * tree-parloops.c: Change license to GPLv3.
14715 * ipa-struct-reorg.c: Change license to GPLv3.
14716 * ipa-struct-reorg.h: Change license to GPLv3.
14718 2009-02-10 Steve Ellcey <sje@cup.hp.com>
14721 * c-decl.c (start_struct): Return NULL on error.
14723 2009-02-10 Jakub Jelinek <jakub@redhat.com>
14725 PR middle-end/39124
14726 * cfgloopmanip.c (remove_path): Call remove_bbs after
14727 cancel_loop_tree, not before it.
14730 * function.h (struct function): Add has_local_explicit_reg_vars bit.
14731 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
14732 VAR_DECLs were seen.
14733 * tree-ssa-live.c (remove_unused_locals): Recompute
14734 cfun->has_local_explicit_reg_vars.
14735 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
14736 copies or clearings if cfun->has_local_explicit_reg_vars.
14738 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
14741 * config/i386/i386.c (expand_prologue): Emit blockage at the end
14742 of function prologue when frame pointer is used to access
14745 2009-02-10 Richard Guenther <rguenther@suse.de>
14747 PR middle-end/39127
14748 * gimplify.c (gimple_regimplify_operands): Always look if
14749 we need to create a temporary.
14751 2009-02-10 Richard Guenther <rguenther@suse.de>
14753 PR tree-optimization/39132
14754 * tree-loop-distribution.c (todo): New global var.
14755 (generate_memset_zero): Trigger TODO_rebuild_alias.
14756 (tree_loop_distribution): Return todo.
14758 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
14761 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
14762 (x86_64_reg_class_name): Removed.
14763 (classify_argument): Return 0 if bytes > 32. Return 0 if the
14764 first one isn't X86_64_SSE_CLASS or any other ones aren't
14765 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
14766 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
14767 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
14768 and 3 X86_64_SSEUP_CLASS.
14769 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
14770 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
14772 2009-02-10 Ben Elliston <bje@au.ibm.com>
14774 * config/rs6000/rs6000.md (allocate_stack): Always use an update
14775 form instruction to update the stack back chain word, even if the
14776 user has disabled the generation of update instructions.
14777 (movdi_<mode>_update_stack): New.
14778 (movsi_update_stack): Likewise.
14779 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
14780 always use an update form instruction to update the stack back
14783 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
14785 PR middle-end/38953
14786 * graphite.c (if_region_set_false_region): After moving a region in
14787 the false branch of a condition, remove the empty dummy basic block.
14788 (gloog): Remove wrong fix for PR38953.
14790 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14792 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
14793 generation due to implicit sign extension.
14795 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
14797 PR middle-end/38981
14798 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
14799 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
14801 2009-02-09 Richard Guenther <rguenther@suse.de>
14803 PR middle-end/35202
14804 * convert.c (convert_to_real): Disable (float)fn((double)x)
14805 to fnf(x) conversion if errno differences may occur and
14806 -fmath-errno is set.
14808 2009-02-07 Anatoly Sokolov <aesok@post.ru>
14810 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
14811 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14812 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14814 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14817 * c-common.c (handle_alias_attribute): Disallow attribute for
14818 anything not a FUNCTION_DECL or VAR_DECL.
14820 2009-02-06 Janis Johnson <janis187@us.ibm.com>
14823 * real.c (do_compare): Special-case compare of zero against
14824 decimal float value.
14826 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14829 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
14830 as indicating flexible array members unless the field itself is
14831 being declarared as the incomplete array.
14833 2009-02-06 Jan Hubicka <jh@suse.cz>
14835 PR tree-optimization/38844
14836 * ipa-inline.c (try_inline): Stop inlining recursion when edge
14837 is already inlined.
14839 2009-02-06 Richard Guenther <rguenther@suse.de>
14841 PR middle-end/38977
14842 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
14843 fork because we may expand it as __gcov_fork.
14845 2009-02-06 Nick Clifton <nickc@redhat.com>
14847 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
14849 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
14851 PR tree-optimization/35659
14852 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
14853 vn_phi_eq): Shortcut if hashcode does not match.
14854 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
14856 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
14857 and avoid iterative_hash_expr.
14858 (FOR_EACH_VALUE_ID_IN_SET): New.
14859 (value_id_compare): Remove.
14860 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
14861 sort expressions by value id.
14863 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
14866 * config/sh/predicates.md (general_movsrc_operand): Don't check
14867 the subreg of system registers here.
14869 2009-02-05 Jakub Jelinek <jakub@redhat.com>
14872 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
14873 on the copied decl.
14875 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
14877 PR rtl-optimization/39110
14878 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
14879 addresses, not aligned ones.
14881 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
14882 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/39100
14885 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
14886 comment says and add edges.
14888 2009-02-05 Joseph Myers <joseph@codesourcery.com>
14891 * c-common.c (handle_tls_model_attribute): Ignore attribute for
14892 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
14894 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
14896 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
14897 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
14898 register_bb_in_sese, new_sese, free_sese): Moved.
14899 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
14900 outermost_loop_in_scop, build_scop_iteration_domain,
14901 expand_scalar_variables_ssa_name, get_vdef_before_scop,
14902 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
14903 Use loop_in_sese_p instead of loop_in_scop_p.
14904 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
14905 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
14906 (scopdet_basic_block_info): Fix bug in scop detection.
14907 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
14908 eq_loop_to_cloog_loop): Remove.
14909 (nb_loops_around_loop_in_scop, nb_loop
14910 ref_nb_loops): Moved here...
14911 * graphite.h (ref_nb_loops): ... from here.
14912 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
14913 (loop_domain_dim, loop_iteration_vector_dim): Remove.
14914 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
14915 * testsuite/gcc.dg/graphite/scop-19.c: New
14917 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
14918 Hans-Peter Nilsson <hp@axis.com>
14920 PR rtl-optimization/37889
14921 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
14922 Move offset handling from PLUS to before the switch. Use new
14923 arguments when considering SYMBOL_REFs too.
14924 (rtx_addr_can_trap_p): Pass dummy offset and size.
14925 (enum may_trap_p_flags): Remove.
14926 (may_trap_p_1): Pass size from MEM_SIZE.
14928 PR rtl-optimization/38921
14929 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
14930 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
14931 * rtlanal.c (may_trap_after_code_motion_p): Delete.
14932 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
14934 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
14936 AVX Programming Reference (January, 2009)
14937 * config/i386/sse.md (*vpclmulqdq): New.
14939 2009-02-04 Jakub Jelinek <jakub@redhat.com>
14941 PR tree-optimization/38977
14942 PR gcov-profile/38292
14943 * calls.c (special_function_p): Disregard __builtin_ prefix.
14945 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
14947 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
14948 non-indexable addresses even before reload.
14950 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14953 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
14954 as having variable size. Do not give an error for unnamed
14955 parameters with [*] declarators. Give a warning for type names
14956 with [*] declarators and mark them as variable size.
14957 * c-parser.c (c_parser_sizeof_expression): Do not give an error
14958 for sizeof applied to [*] type names.
14960 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14963 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
14965 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14967 * gcc.c (process_command): Update copyright notice dates.
14968 * gcov.c (print_version): Likewise.
14969 * gcov-dump.c (print_version): Likewise.
14970 * mips-tfile.c (main): Likewise.
14971 * mips-tdump.c (main): Likewise.
14973 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14976 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
14977 for composite type involving a zero-length array type.
14979 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14982 * function.c (match_asm_constraints_1): Skip over
14983 initial optional % in the constraint.
14985 PR inline-asm/39059
14986 * c-parser.c (c_parser_postfix_expression): If fixed point is not
14987 supported, don't accept FIXED_CSTs.
14988 * c-decl.c (finish_declspecs): Error if fixed point is not supported
14989 and _Sat is used without _Fract/_Accum. Set specs->type to
14990 integer_type_node for cts_fract/cts_accum if fixed point is not
14993 2009-02-02 Catherine Moore <clm@codesourcery.com>
14995 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
14997 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
14999 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
15000 (ABI_HAS_64BIT_SYMBOLS): Use it.
15001 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
15003 2009-02-02 Paul Brook <paul@codesourcery.com>
15005 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
15007 2009-02-02 Jakub Jelinek <jakub@redhat.com>
15009 PR inline-asm/39058
15010 * recog.h (asm_operand_ok): Add constraints argument.
15011 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
15012 recurse on matching constraint.
15013 (check_asm_operands): Pass constraints as 3rd argument to
15014 asm_operand_ok. Don't look up matching constraint here.
15015 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
15018 2009-02-02 Ben Elliston <bje@au.ibm.com>
15020 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
15021 TARGET_NARROW_VOLATILE_BITFIELD macro names.
15023 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15025 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
15026 information. Remove some obsolete information. Reorganize.
15028 * config/pa/fptr.c: Revert license to GPL 2.
15029 * config/pa/milli64.S: Likewise.
15031 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15034 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
15035 LIBRARY name in, instead of hard-coding it.
15036 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
15037 extra target make frag to tmake_files according to EH model.
15038 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
15039 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
15040 frags that define makefile variable EH_MODEL appropriately.
15041 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
15042 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
15043 to "-sjlj" according to type of EH configured.
15044 (LIBGCC_SONAME): Concatenate it to shared library base name.
15045 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
15046 to "_sjlj" according to type of EH configured.
15047 (LIBGCC_SONAME): Concatenate it to shared library base name.
15048 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
15049 (SHLIB_LINK): Add missing semicolon to if-else construct.
15050 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15051 string value of "pe_dll" command-line option.
15052 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
15053 (SHLIB_SONAME): Use it when overriding t-cygming default.
15054 (SHLIB_IMPLIB): Override t-cygming default.
15055 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
15056 string value of "pe_dll" command-line option.
15058 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
15061 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
15062 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
15064 2009-01-31 Richard Guenther <rguenther@suse.de>
15066 PR tree-optimization/38937
15067 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
15068 computing the transitive closure.
15070 2009-01-30 Richard Guenther <rguenther@suse.de>
15072 PR tree-optimization/39041
15073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
15074 Propagate variable indices only if the types match for this stmt.
15076 2009-01-30 Jakub Jelinek <jakub@redhat.com>
15079 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
15080 inline but never defined.
15082 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
15084 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
15085 (*insv_h_di_reg_extimm): New insn.
15086 (*insv_l<mode>_reg_extimm): New insn.
15088 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15090 * config/picochip/picochip.c (flag_conserve_stack): set
15091 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
15092 fconserve-stack. Reduce call-overhead used by inliner.
15094 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
15097 * common.opt (flag_conserve_stack): Initialised to zero.
15099 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
15102 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
15103 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
15106 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
15108 * ira-color.c (allocno_reload_assign): Update comments.
15109 * regmove.c (regmove_optimize): Likewise.
15113 2009-01-29 Robert Millan <rmh@aybabtu.com>
15115 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
15116 * config/i386/kopensolaris-gnu.h: New file. Undefine
15117 `MD_UNWIND_SUPPORT'.
15118 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
15120 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
15122 PR tree-optimization/39007
15123 * tree-loop-distribution.c (generate_builtin): Use
15124 recompute_dominator to compute the immediate dominator of the
15125 basic block just after the loop.
15127 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15129 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
15130 (ASM_OUTPUT_DWARF_PCREL): Define.
15132 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
15134 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
15135 * doc/passes.texi: Remove entries about regclass, local-alloc, and
15136 global. Modify entries about regmove and IRA.
15138 * ra-conflict.c: Remove the file.
15140 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
15142 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
15143 (pass_regclass_init): Rename to pass_reginfo_init.
15145 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
15147 * toplev.h (flag_ira): Remove.
15149 * caller-save.c (setup_save_areas): Remove flag_ira.
15151 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
15153 * global.c: Remove the file.
15155 * opts.c (decode_options): Remove flag_ira.
15157 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
15159 * regmove.c: Modify file description.
15160 (find_use_as_address, try_auto_increment): Define them only if
15161 AUTO_INC_DEC is defined.
15162 (replacement_quality, replace_in_call_usage, fixup_match_1,
15163 stable_and_no_regs_but_for_p): Remove.
15164 (reg_set_in_bb): Make it static.
15165 (regmove_optimize): Remove flag_ira and code which worked for
15168 * local-alloc.c: Remove the file.
15170 * common.opt (fira): Remove.
15172 * ira.c: Include except.h.
15173 (eliminable_regset): Move from global.c.
15174 (mark_elimination): Ditto. Remove flag_ira.
15175 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
15176 equiv_mem_modified, validate_equiv_mem_from_store,
15177 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
15178 contains_replace_regs, memref_referenced_p, memref_used_between_p,
15179 no_equiv, recorded_label_ref): Move from local-alloc.c.
15180 (update_equiv_regs): Ditto. Make it static.
15181 (print_insn_chain, print_insn_chains): Move it from global.c.
15182 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
15183 (build_insn_chain): Ditto. Make it static.
15184 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
15185 Rename to init_live_subregs.
15186 (gate_ira): Remove flag_ira.
15188 * regclass.c: Rename reginfo.c. Change file description.
15189 (FORBIDDEN_INC_DEC_CLASSES): Remove.
15190 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
15191 (init_reg_sets_1): Remove code for evaluation of
15192 reg_class_superclasses and losing_caller_save_reg_set.
15193 (init_regs): Remove init_reg_autoinc.
15194 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
15195 ok_for_base_p_nonstrict): Remove.
15196 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
15197 (pass_regclass_init): Rename to pass_reginfo_init. Modify
15198 corresponding entries.
15199 (dump_regclass, record_operand_costs, scan_one_insn,
15200 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
15201 record_address_regs, auto_inc_dec_reg_p): Remove.
15202 (gt-regclass.h): Rename to gt-reginfo.h.
15204 * rtl.h (dump_global_regs, retry_global_alloc,
15205 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
15207 * Makefile.in (RA_H): Remove.
15208 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
15209 Rename regclass.o to reginfo.o.
15210 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
15212 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
15213 (GTFILES): Rename regclass.c to reginfo.c.
15215 * passes.c (init_optimization_passes): Remove pass_local_alloc and
15216 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
15218 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15219 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
15221 (finish_spills): Ditto. Remove code for !flag_ira.
15223 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
15225 PR middle-end/35854
15226 * doc/invoke.texi (rtl debug options): Complete rewrite.
15227 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
15229 * mode-switching.c (pass_mode_switching): Rename pass from
15230 "mode-sw" to "mode_sw".
15231 * except.c (pass_convert_to_eh_ranges): Rename pass from
15232 "eh-ranges" to "eh_ranges".
15233 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
15237 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
15238 Alexander Monakov <amonakov@ispras.ru>
15240 PR middle-end/38857
15241 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
15243 (move_exprs_to_boundary): Change return type and pass through
15244 should_move from move_op. Relax assert. Update usage ...
15245 (schedule_expr_on_boundary): ... here. Use should_move instead of
15247 (move_op_orig_expr_found): Indicate that insn was disconnected from
15249 (code_motion_process_successors): Do not call after_merge_succs
15250 callback if original expression was not found when traversing any of
15252 (code_motion_path_driver): Change return type. Update prototype.
15253 (move_op): Update comment. Add a new parameter (should_move). Update
15254 prototype. Set *should_move based on indication provided by
15255 move_op_orig_expr_found.
15257 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
15259 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
15260 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
15261 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
15262 * config/rs6000/rs6000.c (rs6000_override_options): Default
15263 avoid-indexed-addresses on for Power6, off for everything else.
15264 (avoiding_indexed_address_p): New function.
15265 (rs6000_legitimize_address): Use it.
15266 (rs6000_legitimate_address): Likewise.
15267 * config/rs6000/rs6000.md (movXX_updateX): Likewise
15269 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
15271 PR tree-optimization/38997
15272 * tree-loop-distribution.c (generate_memset_zero): Use
15273 POINTER_PLUS_EXPR for a pointer addition.
15275 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
15277 * config/s390/s390.md (bswap<mode>2): New pattern added.
15279 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15281 * config/s390/s390.md (*tls_load_31): Added type attribute.
15283 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15285 * config/s390/s390.md: Fix a few comments.
15287 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
15289 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
15290 (*tm<mode>_full): Fixed z10prop attribute.
15291 (*tst<mode>_extimm): Fixed z10prop attribute.
15292 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
15293 (*tstqiCCT_cconly): Fixed z10prop attribute.
15294 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
15295 (*movsi_larl): Fixed z10prop attribute.
15296 (*movsi_zarch): Fixed z10prop attribute.
15297 (*movsi_eas): Fixed z10prop attribute.
15298 (*movhi): Fixed z10prop attribute.
15299 (*movqi): Fixed z10prop attribute.
15300 (*movstrictqi): Fixed z10prop attribute.
15301 (*mov<mode>): Fixed z10prop attribute.
15302 (*movcc): Fixed z10prop attribute.
15303 (*sethighpartdi_64): Fixed z10prop attribute.
15304 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
15305 (*negdi2_sign_cc): Fixed z10prop attribute.
15306 (*negdi2_sign): Fixed z10prop attribute.
15307 (*absdi2_sign_cc): Fixed z10prop attribute.
15308 (*absdi2_sign): Fixed z10prop attribute.
15309 (*negabsdi2_sign_cc): Fixed z10prop attribute.
15310 (*negabsdi2_sign): Fixed z10prop attribute.
15311 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
15312 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
15313 (doloop_si64): Fixed z10prop attribute.
15314 (doloop_si31): Fixed z10prop attribute.
15315 (doloop_long): Fixed z10prop attribute.
15316 (indirect_jump): Fixed z10prop attribute.
15317 (nop): Fixed z10prop attribute.
15318 (main_base_64): Fixed z10prop attribute.
15319 (reload_base_64): Fixed z10prop attribute.
15321 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15323 PR rtl-optimization/38740
15324 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
15326 * config/mips/mips.c (mips_reorg): Likewise.
15328 2009-01-28 Richard Guenther <rguenther@suse.de>
15330 PR tree-optimization/38926
15331 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
15332 with the correct value id to a value.
15333 (do_regular_insertion): Use the value number of edoubleprime
15334 for the value number of the expr.
15337 2008-08-21 Richard Guenther <rguenther@suse.de>
15339 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
15340 a PHI ask VN if it is already available.
15341 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
15342 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
15344 2009-01-28 Jakub Jelinek <jakub@redhat.com>
15346 PR middle-end/38934
15347 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
15348 set to varying whenever max has TREE_OVERFLOW set, similarly
15349 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
15351 2009-01-28 Richard Guenther <rguenther@suse.de>
15353 PR middle-end/38908
15354 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
15355 uninitialized aggregate uses in call arguments.
15357 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
15359 PR tree-optimization/38984
15360 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
15361 the nothing_id variable if -fno-delete-null-pointer-checks.
15363 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
15366 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
15367 (set_got_offset_rex64): Ditto.
15369 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
15372 * doc/extend.texi: Improve local variable with asm reg.
15374 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
15376 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
15377 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
15378 was not supplied then set warn_packed_bitfield_compat to the
15379 default value of 1.
15380 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15383 2009-01-27 Richard Guenther <rguenther@suse.de>
15385 PR tree-optimization/38503
15386 * cfgexpand.c (expand_gimple_basic_block): Ignore
15387 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15388 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15389 variables that cannot have TBAA applied.
15390 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15393 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15395 PR middle-end/38969
15396 * calls.c (initialize_argument_information): Do not wrap complex
15397 arguments in SAVE_EXPR.
15399 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15401 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15402 (INSTALL_LIBGCC): Revert typo commit.
15404 2009-01-26 Richard Guenther <rguenther@suse.de>
15406 PR tree-optimization/38745
15407 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15408 from special handling.
15410 2009-01-26 Richard Guenther <rguenther@suse.de>
15412 PR tree-optimization/38745
15413 * tree-ssa.c (execute_update_addresses_taken): Do not include
15414 variables that cannot possibly be a register in not_reg_needs.
15415 Do not clear TREE_ADDRESSABLE on vars that may not become
15417 * tree-ssa.c (update_alias_info_1): Include those in the set
15418 of addressable vars.
15420 2009-01-26 Richard Guenther <rguenther@suse.de>
15422 PR middle-end/38851
15423 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15424 * tree-ssa-dse.c: Include langhooks.h
15425 (execute_simple_dse): Remove stores with zero size.
15427 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15430 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15433 2009-01-24 Julian Brown <julian@codesourcery.com>
15435 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15436 config/arm/linux-atomic.c.
15437 * config/arm/linux-atomic.c: New.
15439 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15441 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15442 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15443 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15445 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15448 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15451 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15453 PR tree-optimization/38953
15454 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15455 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15456 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15457 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15460 2009-01-24 Paul Brook <paul@codesourcery.com>
15462 * config/arm/neon.md (neon_type): Move to arm.md.
15463 (neon_mov<VSTRUCT>): Add neon_type attribute.
15464 * config/arm/arm.md (neon_type): Move to here.
15465 (conds): Add "unconditioal" and use as default for NEON insns.
15467 2009-01-24 Ben Elliston <bje@au.ibm.com>
15469 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15470 void *' warning from -Wc++-compat.
15471 * Makefile.in (dominance.o-warn): Remove.
15473 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15475 PR tree-optimization/38932
15476 * fold-const.c (fold_unary_ignore_overflow): New.
15477 * tree.h (fold_unary_ignore_overflow): Declare.
15478 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15479 * tree-ssa-sccvn.c (visit_reference_op_load,
15480 simplify_unary_expression): Likewise.
15482 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15484 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15485 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15486 regardless of their type.
15487 * c-common.c (handle_packed_attribute): Don't ignore packed on
15489 * c.opt (Wpacked-bitfield-compat): New warning option.
15490 * stor-layout.c (place_field): Warn if offset of a field changed.
15491 * doc/extend.texi (packed): Mention the ABI change.
15492 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15493 (Warning Options): Add it to the list.
15495 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15497 * c-opts.c (c_common_post_options): Fix a typo in comments.
15499 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15501 PR middle-end/38615
15502 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15503 variables to static.
15504 * doc/invoke.texi (-fmerge-all-constants): Update description.
15506 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15509 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15510 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15512 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15514 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15516 (LOCAL_ALIGNMENT): Similarly.
15518 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15519 Joseph Myers <joseph@codesourcery.com>
15521 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15522 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15523 * config/arm/arm-tune.md: Regenerate.
15524 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15527 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15529 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15530 version number to five.
15532 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15535 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15536 * c-common.c (set_underlying_type): Likewise.
15537 (is_typedef_decl ): Likewise
15539 (set_underlying_type): Likewise.
15540 (is_typedef_type): Likewise.
15542 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
15544 PR middle-end/38587
15545 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
15548 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
15551 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
15552 (LIBGCC_SPEC): Don't define.
15553 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
15555 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
15557 PR rtl-optimization/38879
15558 * alias.c (base_alias_check): Unaligned access via AND address can
15559 alias all surrounding object types except those with sizes equal
15560 or wider than the size of unaligned access.
15562 2009-01-21 Dodji Seketeli <dodji@redhat.com>
15565 * c-decl.c (clone_underlying_type): Move this ...
15566 * c-common.c (set_underlying_type): ... here.
15567 Also, make sure the function properly sets TYPE_STUB_DECL() on
15568 the newly created typedef variant type.
15569 (is_typedef_decl ): New entry point.
15570 * tree.h: Added a new member member_types_needing_access_check to
15571 struct tree_decl_non_common.
15572 (set_underlying_type): New entry point.
15573 (is_typedef_type): Likewise.
15575 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
15577 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
15578 Check whether two instructions have memory references that
15579 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
15580 are helper functions for traversing.
15581 * alias.h (insn_alias_sets_confilict_p): New prototypes.
15582 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
15583 not to draw dependency edge for instructions with non-conflicting
15586 2009-01-20 Joseph Myers <joseph@codesourcery.com>
15589 * longlong.h: Update copyright years. Use soft-fp license notice.
15590 Sync __clz_tab declaration with glibc.
15592 2009-01-20 Steve Ellcey <sje@cup.hp.com>
15595 * doc/extend.texi (syscall_linkage): New.
15596 (version_id): Modify.
15598 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
15599 Richard Guenther <rguenther@suse.de>
15601 PR tree-optimization/38747
15602 PR tree-optimization/38748
15603 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
15604 conversion if the base address is an indirect reference and the
15605 aliasing sets could cause issues.
15607 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15609 * common.opt (fgraphite, fgraphite-identity): Add comment for
15610 explaining why these options are not documented.
15612 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15614 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
15615 gimple_call_lhs is NULL.
15617 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
15620 * emit-rtl.c (adjust_address_1): Make sure memref is never
15623 2009-01-20 Ben Elliston <bje@au.ibm.com>
15625 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15626 const qualifier from arg parameter. Remove unnecessary cast to char *.
15627 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15628 const qualifier from arg 2.
15630 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
15632 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
15634 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
15637 * rtl.h (reinit_regs): New prototype.
15638 * regclass.c: Include ira.h.
15639 (reinit_regs): New.
15640 * Makefile.in (regclass.o): Add ira.h.
15641 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
15643 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
15646 * c-common.c (handle_aligned_attribute): Use
15647 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
15648 default alignment value.
15650 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
15652 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
15653 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
15655 * doc/extend.texi: Update __attribute__ ((aligned)). Document
15656 __BIGGEST_ALIGNMENT__.
15658 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
15660 2009-01-18 Richard Guenther <rguenther@suse.de>
15662 PR tree-optimization/38819
15663 * tree-flow.h (operation_could_trap_helper_p): Declare.
15664 * tree-eh.c (operation_could_trap_helper_p): Export.
15665 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
15666 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
15667 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
15668 are about to insert a possibly trapping instruction and fail
15671 2009-01-18 Andreas Schwab <schwab@suse.de>
15673 * doc/install.texi (Configuration): Remove obsolete paragraph
15674 about use of --with-gnu-ld with --with-gnu-as.
15676 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
15678 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
15679 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
15680 Follow spelling conventions.
15682 2009-01-18 Ben Elliston <bje@au.ibm.com>
15684 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
15685 C++ warning about implicit conversion from void * to struct
15687 (bitmap_obstack_free): Likewise for bitmap_element *.
15688 * Makefile.in (bitmap.o-warn): Remove.
15690 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
15692 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
15694 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
15695 Tobias Grosser <tobi.grosser@amd.com>
15697 * graphite.c (graphite_trans_scop_block): Do not block single
15700 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
15702 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
15703 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
15704 test with assertion.
15706 2009-01-16 Richard Guenther <rguenther@suse.de>
15708 PR tree-optimization/38835
15709 PR middle-end/36227
15710 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
15711 and INT + PTR -> (INT)(PTR p+ INT) folding.
15712 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
15714 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
15717 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
15718 the subreg from a lowpart subreg if it is also casting the value.
15720 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15721 Tobias Grosser <tobi.grosser@amd.com>
15723 * graphite.c (compare_prefix_loops): New.
15724 (build_scop_canonical_schedules): Rewritten.
15725 (graphite_transform_loops): Move build_scop_canonical_schedules
15726 after build_scop_iteration_domain.
15728 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15729 Tobias Grosser <tobi.grosser@amd.com>
15731 * graphite.c (add_conditions_to_domain): Add the loops to
15732 the dimension of the iteration domain. Do copy the domain
15733 only when it exists.
15734 (build_scop_conditions_1): Do not call add_conditions_to_domain.
15735 (add_conditions_to_constraints): New.
15736 (can_generate_code_stmt, can_generate_code): Removed.
15737 (gloog): Do not call can_generate_code.
15738 (graphite_transform_loops): Call add_conditions_to_constraints
15739 after building the iteration domain.
15741 2009-01-16 Jakub Jelinek <jakub@redhat.com>
15743 PR tree-optimization/38789
15744 * tree-ssa-threadedge.c
15745 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15746 __builtin_constant_p.
15748 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15750 * dce.c (delete_unmarked_insns): Reversed the order that insns are
15751 examined before deleting them.
15753 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
15755 * function.c (aggregate_value_p): Correctly extract the function
15756 type from CALL_EXPR_FN lookup.
15758 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15760 * config/picochip/picochip.c (picochip_override_options): Revert
15761 CFI asm flag disable commited previously.
15763 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
15764 Tobias Grosser <tobi.grosser@amd.com>
15765 Jan Sjodin <jan.sjodin@amd.com>
15767 * graphite.c (scan_tree_for_params): On substractions negate
15768 all the coefficients of the term.
15769 (clast_to_gcc_expression_red): New. Handle reduction expressions
15770 of more than two operands.
15771 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
15772 (get_vdef_before_scop): Handle also the case of default definitions.
15774 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15776 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
15777 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
15778 Also use them when walking CALL_INSN_FUNCTION_USAGE.
15780 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
15781 Joey Ye <joey.ye@intel.com>
15783 PR middle-end/37843
15784 * cfgexpand.c (expand_stack_alignment): Don't update stack
15785 boundary nor check incoming stack boundary here.
15786 (gimple_expand_cfg): Update stack boundary and check incoming
15787 stack boundary here.
15789 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15791 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
15793 2009-01-14 Jakub Jelinek <jakub@redhat.com>
15795 PR rtl-optimization/38245
15796 * calls.c (expand_call): Add stack arguments to
15797 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15798 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
15799 in regs and partially in memory or BLKmode arguments.
15800 (emit_library_call_value_1): Add stack arguments to
15801 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15802 ACCUMULATE_OUTGOING_ARGS).
15803 * dce.c: Include tm_p.h.
15804 (find_call_stack_args): New function.
15805 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
15807 (mark_insn): Call find_call_stack_args for CALL_Ps.
15808 (prescan_insns_for_dce): Walk insns backwards in bb rather than
15809 forwards. Allocate and free arg_stores bitmap if needed, pass it
15810 down to deletable_insn_p, don't mark stores set in arg_stores
15811 bitmap, clear the bitmap at the beginning of each bb.
15812 * Makefile.in (dce.o): Depend on $(TM_P_H).
15814 2009-01-14 Michael Meissner <gnu@the-meissners.org>
15817 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
15818 to make sure the insn is a conditional test (bug 22599). Reformat a
15821 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
15823 PR middle-end/38431
15824 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
15825 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
15826 (gloog): Do not call cleanup_tree_cfg.
15827 (graphite_transform_loops): Call cleanup_tree_cfg after all
15828 scops have been code generated.
15830 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
15831 * doc/gty.texi (Invoking the garbage collector): Added new node
15832 and section documenting ggc_collect.
15834 2009-01-14 Richard Guenther <rguenther@suse.de>
15836 PR tree-optimization/38826
15837 PR middle-end/38477
15838 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
15839 initialization notes only if we actually emitted a warning.
15840 (intra_create_variable_infos): Add constraints for a result decl
15841 that is passed by hidden reference.
15842 (build_pred_graph): Mark all related variables non-direct on
15845 2009-01-14 Nick Clifton <nickc@redhat.com>
15847 * ira-conflicts.c: Include addresses.h for the definition of
15849 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
15850 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
15852 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
15855 * Makefile.in (ira-lives.o): Add except.h.
15857 * ira-lives.c: Include except.h.
15858 (process_bb_node_lives): Process can_throw_internal.
15860 2009-01-13 Jakub Jelinek <jakub@redhat.com>
15862 PR rtl-optimization/38774
15863 * combine.c (simplify_set): When undoing cc_use change, don't do
15864 PUT_CODE on the newly created comparison, but instead put back the
15867 2009-01-13 Joseph Myers <joseph@codesourcery.com>
15869 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
15870 values. Remove duplicate arm8 entry.
15872 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15874 PR tree-optimization/38786
15875 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
15876 the SSA_NAME case of expand_scalar_variables_expr.
15877 Set the type of an expression to the type of its assign statement.
15878 (expand_scalar_variables_expr): Also gather the scalar computation
15879 used to index the memory access. Do not pass loop_p.
15880 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
15881 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
15882 the gimple_stmt_iterator where it inserts new code.
15883 Do not pass loop_p.
15884 (copy_bb_and_scalar_dependences): Do not pass loop_p.
15885 (translate_clast): Update call to copy_bb_and_scalar_dependences.
15887 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15889 * graphite.h (debug_value): Removed.
15890 * graphite.c (debug_value): Removed.
15892 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15894 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
15895 ldrd/strd with two 32-bit instructions.
15897 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15899 * config/arm/arm.c (struct processors): Pass for speed down into
15900 cost helper functions.
15901 (const_ok_for_op): Handle COMPARE and inequality nodes.
15902 (arm_rtx_costs_1): Rewrite.
15903 (arm_size_rtx_costs): Update prototype.
15904 (arm_rtx_costs): Pass speed down to helper functions.
15905 (arm_slowmul_rtx_costs): Rework cost calculations.
15906 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
15907 (arm_9e_rtx_costs): Likewise.
15909 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
15911 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
15912 relocations of local symbols wider than UNITS_PER_WORD are not valid.
15913 (alpha_legitimize_address): Do not split local symbols wider than
15914 UNITS_PER_WORD into HIGH/LO_SUM parts.
15916 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
15919 * gcc.c (process_command): Replace call to execvp with calls
15920 to pex_one and exit.
15922 2009-01-03 Anatoly Sokolov <aesok@post.ru>
15925 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
15926 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
15927 variant for devices with 3-byte PC.
15928 (__tablejump_elpm__): New.
15930 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15933 * c-parser.c (c_parser_postfix_expression): Allow `->' in
15934 offsetof member-designator, handle it as `[0].'.
15936 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15938 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
15939 function when not using named sections on targets with named sections
15940 if branch distance is less than 262132.
15942 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
15944 * combine.c (combine_instructions): Recompute
15945 optimize_this_for_speed_p for each BB in the main combine loop.
15947 2009-01-12 Tomas Bily <tbily@suse.cz>
15950 * tree-loop-distribution.c (prop_phis): New function.
15951 (generate_builtin): Call prop_phis.
15952 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
15954 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15956 PR tree-optimization/38807
15957 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
15958 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
15960 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15962 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15963 subreg of op0 to the original op0.
15965 2009-01-11 Laurent GUERBY <laurent@guerby.net>
15967 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
15969 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
15972 * mips-tfile.c (parse_def): Fix parsing of def strings
15973 starting with digits.
15975 2009-01-10 Jakub Jelinek <jakub@redhat.com>
15978 * config/arm/arm.c (arm_is_long_call_p): Don't call
15979 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
15981 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
15983 * regrename.c (regrename_optimize): Fix dumping.
15984 (find_oldest_value_reg): Preserve REG_POINTER.
15985 (copy_hardreg_forward_1): Likewise.
15987 2009-01-09 Diego Novillo <dnovillo@google.com>
15989 * gimple.h (struct gimple_statement_base) <uid>: Document
15990 the restrictions on its use.
15991 (gimple_uid): Tidy.
15992 (gimple_set_uid): Tidy.
15994 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15996 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
15997 zero guard even if align_bytes != 0 and count is smaller than
16000 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
16002 PR rtl-optimization/38495
16003 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
16004 (add_range_and_copies_from_move_list): Print all added ranges.
16005 Add ranges to memory optimized destination.
16007 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16011 * config/i386/i386.c (override_options): Reject
16012 -mstringop-strategy=rep_8byte with -m32.
16013 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
16014 to 1. Do count comparison against epilogue_size_needed at compile
16015 time even when count_exp was constant forced into register. For
16016 size_needed don't jump to epilogue, instead just avoid aligning
16017 and invoke the body algorithm. If need_zero_guard, add zero guard
16018 even if count is non-zero, but smaller than size_needed + number of
16019 bytes that could be stored for alignment.
16020 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
16021 to 1. If need_zero_guard, add zero guard even if count is non-zero,
16022 but smaller than size_needed + number of bytes that could be stored
16023 for alignment. Compare size_needed with epilogue_size_needed instead
16024 of desired_align - align, don't adjust size_needed, pass
16025 epilogue_size_needed to the epilogue expanders.
16028 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
16030 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16032 * pa.c (last_address): Change to unsigned.
16033 (update_total_code_bytes): Change argument to unsigned. Don't
16034 check if insn addresses are set.
16035 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
16036 addresses are not set.
16037 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
16039 2009-01-09 Nick Clifton <nickc@redhat.com>
16041 * config/sh/symbian.c: Replace uses of DECL_INLINE with
16042 DECL_DECLARED_INLINE_P.
16044 2009-01-09 Jakub Jelinek <jakub@redhat.com>
16046 PR middle-end/38347
16047 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
16048 GET_MODE (op0) in operand_subword_force calls.
16050 PR middle-end/38771
16051 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
16052 fold_convert arg0 operands to TREE_TYPE (op0) first.
16054 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
16056 * params.def (ira-max-conflict-table-size): Decrease default value
16059 2009-01-08 Jakub Jelinek <jakub@redhat.com>
16061 PR tree-optimization/37031
16062 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
16064 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
16065 allocate it using gc instead of heap, use VEC_quick_push instead of
16067 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
16068 instead of heap, use VEC_quick_push instead of VEC_safe_push.
16069 * tree-data-ref.h (struct access_matrix): Change matrix to gc
16070 allocated vector from heap allocated.
16071 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
16072 * tree-loop-linear.c (linear_transform_loops): Allocate nest
16073 vector only after perfect_loop_nest_depth call.
16075 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
16076 Jan Sjodin <jan.sjodin@amd.com>
16078 PR tree-optimization/38559
16079 * graphite.c (debug_value, copy_constraint,
16080 swap_constraint_variables, scale_constraint_variable, ): New.
16081 (get_lower_bound, get_upper_bound): Removed.
16082 (graphite_trans_bb_strip_mine): Clean up this code that works
16083 only for constant number of iterations. Fully copy upper and
16084 lower bound constraints, not only the constant part of them.
16085 * graphite.h (debug_value): Declared.
16087 2009-01-08 Ira Rosen <irar@il.ibm.com>
16089 PR tree-optimization/37194
16090 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
16091 Don't add the cost of cost model guard in prologue to scalar
16092 outside cost in case of known number of iterations.
16094 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
16095 Alan Modra <amodra@bigpond.net.au>
16097 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
16098 non-word-aligned REG+CONST addressing.
16100 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16103 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
16104 free_after_compilation when outputting a thunk.
16105 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
16106 Do not call free_after_compilation here.
16108 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
16111 (ix86_valid_target_attribute_inner_p): Ditto.
16113 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
16115 PR tree-optimization/38492
16116 PR tree-optimization/38498
16117 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
16118 * tree-chrec.h (scev_is_linear_expression): Declared.
16119 * graphite.c (graphite_cannot_represent_loop_niter): New.
16120 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
16121 (graphite_loop_normal_form): Use gcc_assert.
16122 (scan_tree_for_params): Use CASE_CONVERT.
16123 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
16124 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
16125 Use gcc_assert. Discard scops that contain unhandled cases.
16126 (build_scop_conditions): Return a boolean status for unhandled cases.
16127 (strip_mine_profitable_p): Print the loop number, not its depth.
16128 (is_interchange_valid): Pass the depth of the loop nest, don't
16129 recompute it wrongly.
16130 (graphite_trans_bb_block): Same.
16131 (graphite_trans_bb_block): Print tentative of loop blocking.
16132 (graphite_trans_scop_block): Do not print that the loop has been
16134 (graphite_transform_loops): Do not handle scops that contain condition
16137 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
16139 AVX Programming Reference (December, 2008)
16140 * config/i386/avxintrin.h (_mm256_stream_si256): New.
16141 (_mm256_stream_pd): Likewise.
16142 (_mm256_stream_ps): Likewise.
16144 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
16145 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
16146 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
16147 (bdesc_special_args): Add __builtin_ia32_movntdq256,
16148 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
16149 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
16150 (ix86_expand_special_args_builtin): Likewise.
16152 * config/i386/sse.md (AVXMODEDI): New.
16153 (avx_movnt<mode>): Likewise.
16154 (avx_movnt<mode>): Likewise.
16155 (<sse>_movnt<mode>): Remove AVX support.
16156 (sse2_movntv2di): Likewise.
16158 2009-01-07 Richard Guenther <rguenther@suse.de>
16160 PR middle-end/38751
16161 * fold-const.c (extract_muldiv): Remove obsolete comment.
16162 (fold_plusminus_mult_expr): Undo MINUS_EXPR
16163 to PLUS_EXPR canonicalization for the canonicalization.
16165 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
16167 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
16168 hosted cross-compilers generating less efficient code.
16170 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16172 * function.h (rtl_data): Add a dbr_scheduled_p field.
16173 * reorg.c (dbr_schedule): Set it.
16174 (gate_handle_delay_slots): Check it.
16175 * config/mips/mips.c (mips_base_delayed_branch): Delete.
16176 (mips_reorg): Check flag_delayed_branch instead of
16177 mips_base_delayed_branch.
16178 (mips_override_options): Don't set mips_base_delayed_branch
16179 or flag_delayed_branch.
16181 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
16183 PR rtl-optimization/38426.
16184 * ira.c (ira): Set current_function_is_leaf earlier.
16186 2009-01-06 Jakub Jelinek <jakub@redhat.com>
16188 PR rtl-optimization/38722
16189 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
16190 too early, only set a flag and modify after last possible
16193 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16196 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
16197 * real.c (decimal_single_format): Correct values of emin and emax.
16198 (decimal_double_format): Ditto.
16199 (decimal_quad_format): Ditto.
16200 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
16201 computation of DECnn_MIN and DECnn_MAX for corrected values of
16202 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
16203 __DECnn_MIN__, and adjust its computation for the corrected value
16206 2009-01-06 Jan Hubicka <jh@suse.cz>
16209 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
16211 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
16213 * doc/contrib.texi (Contributors): Slightly adjust the end note.
16214 Add Robert Clark to the list of testers.
16216 2009-01-06 Jan Hubicka <jh@suse.cz>
16217 Kai Tietz <kai.tietz@onevision.com>
16219 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
16220 * config/i386/i386.c (ix86_expand_call): Add clobbers.
16222 2009-01-06 Jan Hubicka <jh@suse.cz>
16223 Kai Tietz <kai.tietz@onevision.com>
16225 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
16227 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
16228 (ix86_nsaved_regs): Count only general purpose regs.
16229 (ix86_nsaved_sseregs): New.
16230 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
16231 to 16 for w64; compute padding and size of sse reg save area.
16232 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
16233 general purpose regs.
16234 (ix86_emit_save_sse_regs_using_mov): New.
16235 (ix86_expand_prologue): Save SSE regs if needed.
16236 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
16237 (ix86_emit_restore_sse_regs_using_mov): New.
16238 (ix86_expand_epilogue): Save SSE regs if needed.
16240 2009-01-06 Jan Hubicka <jh@suse.cz>
16241 Kai Tietz <kai.tietz@onevision.com>
16243 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
16244 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
16245 functions when accumulate outgoing args is off.
16247 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16250 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
16251 before using pseudos_have_intersected_live_ranges_p.
16253 * ira-int.h (ira_assert): Always define.
16255 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
16257 AVX Programming Reference (December, 2008)
16258 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
16259 (_mm256_permute2_pd): Likewise.
16260 (_mm_permute2_ps): Likewise.
16261 (_mm256_permute2_ps): Likewise.
16262 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
16263 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
16265 * config/i386/i386.c (ix86_builtins): Remove
16266 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
16267 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
16268 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
16269 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
16270 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
16271 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
16272 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
16273 __builtin_ia32_vpermil2ps256.
16274 (ix86_init_mmx_sse_builtins): Updated.
16275 (ix86_expand_args_builtin): Likewise.
16277 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16279 * pa.c (output_call): Relocate non-jump insns in the delay slot of
16280 long absolute calls when generating PA 2.0 code.
16282 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
16284 PR rtl-optimization/38583
16285 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
16287 * params.def (ira-max-conflict-table-size): New.
16289 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
16291 * ira.h (ira_conflicts_p): New external definition.
16293 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
16294 table. Report this. Return result of building.
16295 (ira_build_conflicts): Use ira_conflicts_p. Check result of
16296 building conflict table.
16298 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
16299 (ira_color): Use ira_conflicts_p.
16301 * global.c: Include ira.h.
16302 (pseudo_for_reload_consideration_p, build_insn_chain): Use
16305 * Makefile.in (global.o): Add ira.h.
16307 * ira-build.c (mark_all_loops_for_removal,
16308 propagate_some_info_from_allocno): New.
16309 (remove_unnecessary_allocnos): Call
16310 propagate_some_info_from_allocno.
16311 (remove_low_level_allocnos): New.
16312 (remove_unnecessary_regions): Add parameter. Call
16313 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
16314 parameter to remove_unnecessary_regions.
16315 (ira_build): Remove all regions but root if the conflict table was
16316 not built. Update conflict hard regs for allocnos crossing calls.
16318 * ira.c (ira_conflicts_p): New global.
16319 (ira): Define and use ira_conflicts_p.
16321 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
16322 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
16323 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
16325 2009-01-06 Ben Elliston <bje@au.ibm.com>
16327 * gengtype-lex.l (YY_NO_INPUT): Define.
16329 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16332 * c-common.c (handle_vector_size_attribute): Also reject
16333 BOOLEAN_TYPE types.
16335 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
16337 PR tree-optimization/38492
16338 * graphite.c (rename_map_elt, debug_rename_elt,
16339 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
16340 rename_map_elt_info, eq_rename_map_elts,
16341 get_new_name_from_old_name, bb_in_sese_p): Moved around.
16342 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
16343 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
16344 (sese_build_livein_liveouts): New.
16345 (new_sese, free_sese): New.
16346 (new_scop): Call new_sese.
16347 (free_scop): Call free_sese.
16348 (rename_variables_from_edge, rename_phis_end_scop): Removed.
16349 (register_old_new_names): Renamed register_old_and_new_names.
16350 (register_scop_liveout_renames, add_loop_exit_phis,
16351 insert_loop_close_phis, struct igp,
16352 default_liveout_before_guard, add_guard_exit_phis,
16353 insert_guard_phis, copy_renames): New.
16354 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
16355 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
16356 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
16357 (scop_adjust_phis_for_liveouts): New.
16358 (gloog): Call scop_adjust_phis_for_liveouts.
16360 * graphite.h (struct sese): Documented. Added fields liveout,
16361 num_ver and livein.
16362 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
16363 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
16364 (struct scop): Added field liveout_renames.
16365 (SCOP_LIVEOUT_RENAMES): New.
16367 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16369 PR tree-optimization/38510
16370 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
16371 (translate_clast): Call recompute_all_dominators before
16373 (gloog): Call recompute_all_dominators before graphite_verify.
16375 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
16376 Jan Sjodin <jan.sjodin@amd.com>
16378 PR tree-optimization/38500
16379 * graphite.c (create_sese_edges): Call fix_loop_structure after
16382 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16384 * config.gcc: Add m32r*-*-rtems*.
16385 * config/m32r/rtems.h: New file.
16387 2009-01-05 Ben Elliston <bje@au.ibm.com>
16389 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16390 (.po.pox): Likewise.
16391 (po/gcc.pot): Likewise.
16393 2009-01-04 David S. Miller <davem@davemloft.net>
16395 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16396 (STARTING_FRAME_OFFSET): Always set to zero.
16398 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16400 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16401 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16402 fixed-point types, and vectors of the same.
16404 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16406 * config/mips/sync.md (*mb_barrier): Rename to...
16407 (*memory_barrier): ...this.
16409 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16411 * doc/extend.texi (Function Attributes): Move @cindex after @item
16412 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16413 and put in alphabetical order. Fix 'target' name and put in order.
16414 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16417 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16419 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16420 (memory_barrier): Expand as unspec instead of unspec_volatile.
16421 Remove mem:BLK from insn operands. Use Pmode scratch register.
16422 (*memory_barrier): Define as unspec instead of unspec_volatile.
16423 Use (match_dup 0) as input operand.
16425 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16426 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16427 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16428 scratch register. Remove operand 1.
16429 (*stbar): Define as unspec instead of unspec_volatile.
16430 Use (match_dup 0) as input operand, remove (const_int 8).
16431 (*membar): Define as unspec instead of unspec_volatile.
16432 Use (match_dup 0) as input operand, remove input operand 2.
16434 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16435 (memory_barrier): Expand as unspec instead of unspec_volatile.
16436 Remove mem:BLK from insn operands. Use Pmode scratch register.
16437 (*memory_barrier): Define as unspec instead of unspec_volatile.
16438 Use (match_dup 0) as input operand.
16440 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16441 Remove mem:BLK from insn operands. Use Pmode scratch register.
16442 Set volatile flag on operand 0.
16443 (*memory_barrier): New insn pattern.
16445 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16447 (*memory_barrier): Use (match_dup 0) as input operand.
16449 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16450 Remove mem:BLK from insn operands. Use Pmode scratch register.
16451 Set volatile flag on operand 0.
16452 (*mb_internal): New insn pattern.
16454 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16456 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16458 PR middle-end/38586
16459 * function.c (struct temp_slot): Move to the section of the file
16460 that deals with temp slots. Remove field 'address'.
16461 (temp_slot_address_table): New hash table of address -> temp slot.
16462 (struct temp_slot_address_entry): New struct, items for the table.
16463 (temp_slot_address_compute_hash, temp_slot_address_hash,
16464 temp_slot_address_eq, insert_temp_slot_address): Support functions
16466 (find_temp_slot_from_address): Rewrite to use the new hash table.
16467 (remove_unused_temp_slot_addresses): Remove addresses of temp
16468 slots that have been made available.
16469 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16470 worker function for remove_unused_temp_slot_addresses.
16471 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16472 Add the temp slot address to the address -> temp slot map.
16473 (update_temp_slot_address): Update via insert_temp_slot_address.
16474 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16475 (pop_temp_slots): Likewise.
16476 (init_temp_slots): Allocate the address -> temp slot map, or empty
16477 the map if it is already allocated.
16478 (prepare_function_start): Initialize temp slot processing.
16480 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16482 PR middle-end/38584
16483 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16484 Calculate the size of all stack vars assuming no packing of stack
16485 vars will happen, replacing a quadratic algorithm with a linear one.
16487 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16490 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16493 2009-01-03 Diego Novillo <dnovillo@google.com>
16495 * doc/contrib.texi: Update contributions.
16497 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16500 * builtins.c (fold_builtin_memory_op): Give up if either operand
16501 is volatile. Set srctype or desttype to non-qualified version
16505 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16506 and FUNCTION_DECLs.
16508 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16510 PR rtl-optimization/35805
16511 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16512 problem if fast dce is able to remove any instructions.
16513 * dce.c (dce_process_block): Fix dump message.
16515 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16518 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16520 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16522 PR middle-end/38690
16523 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16524 * tree-pretty-print.c (op_code_prio): New function.
16525 (op_prio): No longer static. Use op_code_prio.
16526 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16527 Use op_prio and op_code_prio to determine if () should be
16528 printed around operand(s) or not.
16530 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16531 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16532 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16533 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16534 pp_character instead of pp_string for single letter printing.
16536 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16538 * doc/extend.texi: Fix '#pragma GCC option' typo.
16540 2009-01-02 Richard Guenther <rguenther@suse.de>
16542 * doc/install.texi (--enable-checking): Mention different
16543 default for stage1.
16544 (--enable-stage1-checking): Document.
16546 2009-01-01 Andrew Pinski <pinskia@gmail.com>
16548 PR middle-end/30142
16549 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
16550 case to be an error.
16552 2009-01-02 Ben Elliston <bje@au.ibm.com>
16554 * config/fp-bit.h (pack_d): Constify argument.
16555 * config/fp-bit.c (makenan): Constify return type. Remove casts.
16556 (isnan): Constify argument.
16558 (iszero): Likewise.
16559 (pack_d): Likewise.
16560 (_fpadd_parts): Constify return type.
16561 (_fpmul_parts): Likewise.
16562 (_fpdiv_parts): Likewise.
16564 2009-01-01 Jakub Jelinek <jakub@redhat.com>
16567 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
16568 warn about overwriting initializer with side-effects or
16569 -Woverride-init if !IMPLICIT.
16570 (output_init_element): Likewise. Pass IMPLICIT down to
16572 (process_init_element): Add IMPLICIT argument. Pass it down
16573 to output_init_element.
16574 (push_init_element, pop_init_level, set_designator): Adjust
16575 process_init_element callers.
16576 (set_nonincremental_init, set_nonincremental_init_from_string):
16577 Adjust add_pending_init callers.
16578 (output_pending_init_elements): Adjust output_init_element callers.
16579 * c-tree.h (process_init_element): Adjust prototype.
16580 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
16581 process_init_element callers.
16584 Copyright (C) 2009 Free Software Foundation, Inc.
16586 Copying and distribution of this file, with or without modification,
16587 are permitted in any medium without royalty provided the copyright
16588 notice and this notice are preserved.